Disk drive apparatus

To provide a disk drive apparatus that suppresses undesirable vibrations due to the unbalance of a loaded disk and achieves high-speed data transfer, the disk drive apparatus of the present invention comprises a hollow ring member (23) that contains therein a plurality of spherical bodies (24) or a liquid (26) to form a balancer or a balancer, wherein the balancer is formed so as to be rotatable in integral fashion with a disk, thereby suppressing the vibrations generated when an unbalanced disk is rotated at high speed.

Video display apparatus, video viewing glasses, and system comprising the display apparatus and the glasses

Provided is a video system equipped with a video display apparatus and video viewing glasses used for viewing a video displayed on the video display apparatus. The video display apparatus includes: a display section for displaying the video; a synchronizing signal generator for generating an external synchronizing signal in synchronism with the video to notify a display end of a frame constituting the video in synchronism with the video; and a synchronizing signal transmitter for transmitting the external synchronizing signal to the video viewing glasses. The video viewing glasses include: a synchronizing signal receiver for receiving the external synchronizing signal; an optical filter section having a pair of optical filters for adjusting light amounts to be transmitted to left and right eyes of a viewer, respectively; and an optical filter controller for controlling the optical filter section in response to the external synchronizing signal.

Stepping motor controlling method and disk apparatus

A disk apparatus includes a pick-up for reading/writing signals from/on a disk; a pick-up base provided with the pick-up; a traverse motor for moving the pick-up in a radial direction of said disk; a feed screw rotated by the traverse motor and provided with a thread groove on its periphery; a rack having a fixing portion fixed to the pick-up base and a nut portion engaged with the thread groove; a guiding mechanism for guiding the pick-up movably in a radial direction of the disk; and a cantilever parallel spring for connecting the fixing portion to the nut portion of the rack, displaceably in a radial direction of the feed screw.

DATA STREAM TRANSMISSION/RECEPTION DEVICE

A data stream transmission/reception device manages external devices in at least two groups, assigns independent resources to the groups, and for each group, a connection is made to the assigned hardware resource via a preferentially-used plug. This enables handling a plurality of streams at the same time in the case of being connected to a plurality of conventional external devices that have only one logical plug.

Stepping motor control method and disk drive apparatus

In a method of the present invention for controlling stepping motor, the stepping motor driving current is increased or reduced at a fixed inclination in proportion to the time to control the stepping motor effectively, and, a stepping motor driving current pattern is changed by 1/4 cycle or over to synchronize the state of excitation between the stepping motor driving means and the stepping motor to control the pick-up very accurately. In addition, the disk apparatus of the present invention, which uses a stepping motor is provided with a pulse rate pattern variable means, a pulse rate change proportion measuring means, and a driving voltage variable means, and when the pulse rate and the pulse rate change proportion are low, the driving voltage amplitude is lowered to reduce surplus torque generation in the stepping motor.

Disk drive apparatus

To provide a disk drive apparatus that suppresses undesirable vibrations due to the unbalance of a loaded disk and achieves high-speed data transfer, the disk drive apparatus of the present invention comprises a hollow ring member (23) that contains therein a plurality of spherical bodies (24) or a liquid (26) to form a balancer or a balancer, wherein the balancer is formed so as to be rotatable in integral fashion with a disk, thereby suppressing the vibrations generated when an unbalanced disk is rotated at high speed.

Broadcast playback and/or recording apparatus

A fixed form data broadcast playback apparatus 5 of the present invention has fixed form data broadcast playback means 108 that inserts predetermined data to fixed form data 300 from fixed form data storing means 111 with data inserting means 110, makes the resultant data into an MPEG transport stream by MPEG-TS means 109 and playbackly transmits the resultant to a digital broadcast receiver 3 via a digital interface 320. This construction enables to operate the fixed form data broadcast playback apparatus 5 even from a digital broadcast receiver that does not have a control function to the fixed form data broadcast playback apparatus 5, and further, enables to unify the operability of the screen and remote controller between the digital broadcast receiver 3 and the fixed form data broadcast playback apparatus.

DISPLAY DEVICE FOR DISPLAYING VIDEO, EYEWEAR DEVICE FOR ASSISTING IN VIEWING VIDEO, VIDEO SYSTEM WITH DISPLAY DEVICE AND EYEWEAR DEVICE, AND CONTROL METHOD OF VIDEO SYSTEM

The instant application describes display device for switching display mode between first display mode for displaying stereoscopic images with eyewear device which adjusts incident light amounts to the left and right eyes, and second display mode different from the first display mode. The display device includes signal generator which generates timing signals for notifying timings of increasing the incident light amount to the left and right eyes in the first and second display modes or stop signals for stopping the adjustment operation, as control signals for the adjustment operation; and transmitter which transmits the control signals to the eyewear device. During the first display mode, the transmitter transmits the timing signals for the first display mode. Switching operation from the first to second display mode causes the transmitter to transmit the stop signal and then the timing signal for the second display mode to the eyewear device.

Disk drive apparatus

To provide a disk drive apparatus that suppresses undesirable vibrations due to the unbalance of a loaded disk and achieves high-speed data transfer, the disk drive apparatus of the present invention comprises a hollow ring member (23) that contains therein a plurality of spherical bodies (24) or a liquid (26) to form a balancer or a balancer, wherein the balancer is formed so as to be rotatable in integral fashion with a disk, thereby suppressing the vibrations generated when an unbalanced disk is rotated at high speed.

VIDEO DISPLAY APPARATUS, VIDEO VIEWING GLASSES, AND SYSTEM COMPRISING THE DISPLAY APPARATUS AND THE GLASSES

Provided is a video system equipped with a video display apparatus and video viewing glasses used for viewing a video displayed on the video display apparatus. The video display apparatus includes: a display section for displaying the video; a synchronizing signal generator for generating an external synchronizing signal in synchronism with the video to notify a display end of a frame constituting the video in synchronism with the video; and a synchronizing signal transmitter for transmitting the external synchronizing signal to the video viewing glasses. The video viewing glasses include: a synchronizing signal receiver for receiving the external synchronizing signal; an optical filter section having a pair of optical filters for adjusting light amounts to be transmitted to left and right eyes of a viewer, respectively; and an optical filter controller for controlling the optical filter section in response to the external synchronizing signal.

Image system, display device and eyeglasses device used in the same

An image system includes: a display device configured to display an image; and an eyeglasses device for viewing the image displayed by the display device, wherein the display device includes: a display portion configured to display in time series the image to be viewed through the eyeglasses device; a signal generation portion configured to generate a synchronization signal for synchronizing timing of switching of frames of the image; and a transmission portion configured to transmit the synchronization signal, the eyeglasses device includes: an optical filter portion configured to adjust an amount of light of the image; a reception portion configured to receive the synchronization signal transmitted from the transmission portion; and a control portion configured to control action of the optical filter portion corresponding to the switching of the frames of the image, based on the synchronization signal, the signal generation portion further generates a parameter signal including action ...

Content move system

A content move system including a content-storing apparatus placed on an external bus, thereby performing a content-move operation reliably without losing a portion of the content, is provided. In a content move system for moving a content recorded on a storing part to a recording medium in a content-recording apparatus, a content-sending apparatus having the storing part, a content-recording apparatus, and a content-move controller for controlling the content-move operation conducted by the content-sending apparatus and the content-recording apparatus, are connected onto a 1394 bus. The content-move controller includes a move-source controlling part for managing the operation of the content-sending apparatus and a destination-controlling part for managing the operation of the content-recording apparatus. The content-sending apparatus includes a content-managing part for reading a content to be moved from the storing part and updating the stream information so as to be sent to the 1394 ...

Video system and display device and eyeglass device used in same

The present invention discloses a video system provided with a display device for displaying a video image including a first video image and a second video image and an eyeglass device for assisting a viewer in viewing the video image, wherein the display device includes: a display for displaying the first and second video images; a first generator for generating a synchronizing signal in synchronization with the first video image; and a transmitter for transmitting the synchronizing signal to the eyeglass device, and the eyeglass device includes: a receiver for receiving the synchronizing signal; a second generator for generating an internal signal in synchronization with the second video image, based on the synchronizing signal; an optical filter portion for adjusting amounts of incident light to left and right eyes, respectively; and a controller for controlling the optical filter portion based on the internal signal.

Eyeglass device and video system

An eyeglass device for assisting in viewing a video to be stereoscopically perceived includes an optical filter portion with left and right filters for adjusting light amount to be transmitted to left and right eyes, respectively and a controller for controlling adjustment operation of the light amount by the optical filter portion, wherein the controller switches a control mode of the optical filter portion between a first control mode of controlling the optical filter portion so that the adjustment operation becomes synchronized with display of a frame image of the video and a second control mode of controlling the optical filter so that that the adjustment operation becomes slower than a frame rate of the video to make a viewer perceive the adjustment operation which is asynchronous with the display of the frame image.

IMAGE SYSTEM, IMAGE DISPLAY DEVICE AND IMAGE VIEWING EYEGLASSES WITH THEM

An image system comprises an image display device which displays images, and image viewing eyeglasses used for viewing images displayed by the image display device. The image display device comprises an image display device configured to display image; and image viewing eyeglasses used for viewing the image displayed by the image display device, wherein the image display device includes: a display portion configured to display the image in time series to be viewed using the image viewing eyeglasses; a synchronization signal generator configured to generate a synchronization signal in synchronization with frame of the image, the synchronization signal including prescribed bit series to transmit bit data described by the presence or absence of a pulse; and a synchronization signal transmitter configured to transmit the synchronization signal, and the image viewing eyeglasses include: an optical filter portion configured to adjust an amount of light transmitted to a left eye and a right eye ...

Stepping motor control method and disk drive apparatus

In a method of the present invention for controlling stepping motor, the stepping motor driving current is increased or reduced at a fixed inclination in proportion to the time to control the stepping motor effectively, and, a stepping motor driving current pattern is changed by ¼ cycle or more to synchronize the state of excitation between the stepping motor driving means and the stepping motor to control the pick-up very accurately. In addition, the disk apparatus of the present invention, which uses a stepping motor is provided with a pulse rate pattern variable means, a pulse rate change proportion measuring means, and a driving voltage variable means, and when the pulse rate and the pulse rate change proportion are low, the driving voltage amplitude is lowered to reduce surplus torque generation in the stepping motor.

Audio-visual data recording/reproducing device

An AV data recording/reproducing device is connected to a digital broadcasting tuner and the like via an EEEE1394 bus, in order to realize high-speed transfer when duplicating or transporting AV data between devices such as audio-visual data recording/reproducing devices. A synchronous transfer input/output portion inputs and outputs stream data that are AV data by isochronous transfer with an MPEG-2 transport stream. A recording control portion and a reproduction control portion generate timestamped data and reproduce the stream data, and an HDD stores the timestamped data. An asynchronous transfer input/output portion asynchronously inputs and outputs the timestamped data by SBP-2 transfer. Consequently, the timestamped data that can reproduce the stream data are transferred at high speeds, regardless of an actual time required for performing the display or the like of the stream data.

Balanced disk drive apparatus

To provide a disk drive apparatus that suppresses undesirable vibrations due to the unbalance of a loaded disk and achieves high-speed data transfer, the disk drive apparatus of the present invention comprises a hollow ring member (23) that contains therein a plurality of spherical bodies (24) or a liquid (26) to form a balancer, wherein the balancer is formed so as to be rotatable in integral fashion with a disk, thereby suppressing the vibrations generated when an unbalanced disk is rotated at high speed.

Disk drive apparatus

A disk drive apparatus for a disk having helically-formed or concentric circle-like formed tracks includes a spindle motor for controlling a rotation of the disk; a pick-up device for recording or reproducing information on or from the disk; a stepping motor for moving the pick-up device in a radial direction of the disk in accordance with a drive current; a system controller for tracking a rotation speed of the spindle motor and for outputting command signals according to the rotation speed of the spindle motor; and a stepping motor controller for controlling the stepping motor by changing a slope of a rising part and a falling part of a waveform of the drive current of the stepping motor according to the command signals.

Recording apparatus, method and program recording medium

A recording apparatus includes a recording device which records audio visual data (hereinafter referred to as "AV data") on a recording medium. A file restoration device which, when file management information for managing a file recorded on the recording medium is destroyed or lost while the recording means records the AV data, restores or generates the file management information so as to make it possible to access a portion of the AV data already recorded on the recording medium.

Disk drive apparatus

A disk drive apparatus for a disk having helically-formed or concentric circle-like formed tracks includes a spindle motor for controlling a rotation of the disk; a pick-up device for recording or reproducing information on or from the disk; a stepping motor for moving the pick-up device in a radial direction of the disk in accordance with a drive current; a system controller for tracking a rotation speed of the spindle motor and for outputting command signals according to the rotation speed of the spindle motor; and a stepping motor controller for controlling the stepping motor by changing a slope of a rising part and a falling part of a waveform of the drive current of the stepping motor according to the command signals.

EYEWEAR DEVICE AND METHOD FOR CONTROLLING EYEWEAR DEVICE

An eyewear device which adjusts a transmitted light amount to a left eye and a right eye of a viewer to perform an assistance operation, which assists the viewer in viewing images so that the viewer stereoscopically perceives the images, comprising: a receiver configured to receive a synchronization signal in synchronization with display of the images; and a controller which analyzes a signal configuration of the synchronization signal after power supply is started for the assistance operation, and switches a control mode between a first control mode and a second control mode, which is different from the first control mode, based on an analysis result of the signal configuration. 1. An eyewear device which adjusts a transmitted light amount to a left eye and a right eye of a viewer to perform an assistance operation that assists the viewer in viewing images so that the viewer stereoscopically perceives the images , comprising:a receiver configured to receive a synchronization signal in synchronization with display of the images; anda controller which analyzes a signal configuration of the synchronization signal after power supply is started for the assistance operation, and switches a control mode between a first control mode and a second control mode, which is different from the first control mode, based on an analysis result of the signal configuration.2. The eyewear device according to claim 1 , wherein the controller sets the eyewear device to a sleep mode unless the receiver receives the synchronization signal for a predetermined period.3. The eyewear device according to claim 2 , whereinif the controller selects the first control mode as the analysis result of the signal configuration of the synchronization signal before the predetermined period starts, and if the receiver receives the synchronization signal before the eyewear device enters the sleep mode, the controller selects the first control mode without analyzing the signal configuration of the ...

Display device for displaying video, eyewear device for assisting in viewing video, video system with display device and eyewear device, and control method of video system

The instant application describes display device for switching display mode between first display mode for displaying stereoscopic images with eyewear device which adjusts incident light amounts to the left and right eyes, and second display mode different from the first display mode. The display device includes signal generator which generates timing signals for notifying timings of increasing the incident light amount to the left and right eyes in the first and second display modes or stop signals for stopping the adjustment operation, as control signals for the adjustment operation; and transmitter which transmits the control signals to the eyewear device. During the first display mode, the transmitter transmits the timing signals for the first display mode. Switching operation from the first to second display mode causes the transmitter to transmit the stop signal and then the timing signal for the second display mode to the eyewear device.

Disk drive apparatus

The present invention is intended to provide a disk drive apparatus capable of suppressing the occurrence of undesirable vibration due to the imbalance of a disk and capable of carrying out high-rate transfer, wherein a balancer is formed so as to accommodate a predetermined number of spherical bodies in a ring-shaped track portion having a predetermined shape, and this balancer is provided so as to be rotatable integrally and coaxially with the disk. In addition, in the disk drive apparatus of the present invention, the ring-shaped track of the balancer is divided into plural tracks by partition walls or the like, and a ball used as a balance member is disposed so as to be movable on each divided track. Furthermore, the disk drive apparatus of the present invention is configured so that the disk is held on both sides or one side thereof by using four or more projections or rubber sheets.

Broadcast playback and/or recording apparatus

A fixed form data broadcast playback apparatus 5 of the present invention has fixed form data broadcast playback means 108 that inserts predetermined data to fixed form data 300 from fixed form data storing means 111 with data inserting means 110, makes the resultant data into an MPEG transport stream by MPEG-TS means 109 and playbackly transmits the resultant to a digital broadcast receiver 3 via a digital interface 320. This construction enables to operate the fixed form data broadcast playback apparatus 5 even from a digital broadcast receiver that does not have a control function to the fixed form data broadcast playback apparatus 5, and further, enables to unify the operability of the screen and remote controller between the digital broadcast receiver 3 and the fixed form data broadcast playback apparatus.

TRANSFER DEVICE

A transfer device for receiving packets that were transmitted by a device in a home network onto a transmission path, and transfers the received packet to another device. The stream to be transferred is classified into three types: (i) a type where each of packets constituting the stream is not attached with a time stamp; (ii) a type where each packet is attached with a valid time stamp; and (iii) a type where each packet is attached with an invalid time stamp. The transfer device determines, from among the three types, the type of the stream to be transferred, based on a transfer source device, transfer destination device, and provider of the stream. The transfer device then selects a transmission method by which to transfer the stream, among the time stamp attachment transmission method and the PCR reference transmission method.

Disk drive apparatus having particular clamping device

A disk drive includes a turntable and a clamper. The turntable and/or the clamper have four or more projections, each of which has predetermined height. The projections are arranged at positions for supporting/holding a mounted disk by using the four or more projections, wherein the projections are located at substantially equal intervals around a circumference of the turntable/clamper and the tips of the projections are substantially in the same plane.

Video display apparatus, video viewing glasses, and system comprising the display apparatus and the glasses

Provided is a video system equipped with a video display apparatus, and video viewing glasses for use in viewing a video displayed on the video display apparatus. The video display apparatus includes: a display section for displaying a video; a synchronizing signal generator for generating an external synchronizing signal for notifying an end of displaying a frame constituting the video in synchronism with the video; and a synchronizing signal transmitter for transmitting the external synchronizing signal to the video viewing glasses. The video viewing glasses include: a synchronizing signal receiver for receiving the external synchronizing signal; an optical filter section having a pair of optical filters for adjusting amounts of light to be transmitted to a left eye and a right eye of a viewer, respectively; and an optical filter controller for controlling the optical filter section based on the external synchronizing signal.

Recording/reproducing apparatus, recording/reproducing method, medium, and program

Continuous transfer of AV data without a break necessitates to perform replacement processing of a disk access unit and takes labor and time. A characteristic is that an HDD is disposed which writes AV data in a recording medium, that an AV recording/reproducing controller is disposed which, when there is a write error in writing of AV data in a disk access unit which is a minimum unit for continuously accessing the recording medium, controls the HDD such that this disk access unit will be skipped and said AV data will be written in the next disk access unit, that skip processing judging means is disposed, and that a replacement area is not formed in the recording medium.

Display device, eyeglass device and image system

A display device includes a display portion for displaying a video, a generator for generating a synchronization signal including a command signal synchronized with display of frame images of the video and a transmitter for transmitting the synchronization signal. The command signal including a predetermined member of pulse signals has a leading pulse signal for notifying a start of the command signal, a terminal pulse signal for notifying an end of the command signal and a control pulse signal for notifying a content of synchronization control synchronized with the display of the frame images.

Multi-viewpoint image capturing method and image display method

The present technique provides a method of capturing a multi-viewpoint image of an object with a rotation axis of the object optionally changed by a user and an image display method. The present technique is a multi-viewpoint image capturing method including shooting an object from a plurality of different viewpoints, and capturing a plurality of still images, wherein the object is placed at a center of a virtually set ICO sphere, and during the shooting of the object, the images of the object are captured from a vertex of the virtually set ICO sphere toward the center of the ICO sphere such that the plurality of still images are generated.

Audio-visual data recording/reproducing device

An AV data recording/reproducing device is connected to a digital broadcasting tuner and the like via an IEEE1394 bus, in order to realize high-speed transfer when duplicating or transporting AV data between devices such as audio-visual data recording/reproducing devices. A synchronous transfer input/output portion inputs and outputs stream data that are AV data by isochronous transfer with an MPEG-2 transport stream. A recording control portion and a reproduction control portion generate timestamped data and reproduce the stream data, and an HDD stores the timestamped data. An asynchronous transfer input/output portion asynchronously inputs and outputs the timestamped data by SBP-2 transfer. Consequently, the timestamped data that can reproduce the stream data are transferred at high speeds, regardless of an actual time required for performing the display or the like of the stream data.

DISPLAY DEVICE AND VIDEO SYSTEM

A display device including an input portion into which a reference signal with a predetermined frequency is input, a transmitter for transmitting a synchronization signal which is synchronized with display of video frame image, a determination portion for determining an intermittent transmission cycle including a first period in which the synchronization signal is transmitted and a second period without transmission of the synchronization signal on the basis of the reference signal, and a transmission controller for controlling the transmitter so that the synchronization signal is transmitted in the first period except for the second period. The determination portion adjusts a timing of the first period to avoid interference between the synchronization signals.

Display device, eyeglass device and video system with them

The present invention discloses video system including a display device for displaying an video image and an eyeglass device for assisting a viewer in viewing the video image, wherein the display device includes: a display portion for displaying the video image; a first generation portion for generating a synchronizing signal for the video image; and a transmission portion for transmitting the synchronizing signal, the synchronizing signal representing control information with a duration of a continuous active time during which the control information is transmitted, and the eyeglass device includes: a reception portion for receiving the synchronizing signal; an optical filter portion for adjusting an incident light to a left eye and a right eye; a second generation portion for generating an internal signal based on the control information; and a control portion for controlling the optical filter portion based on the internal signal.

EYEGLASS DEVICE AND VIDEO SYSTEM

An eyeglass device for assisting in viewing a video to be stereoscopically perceived includes an optical filter portion with left and right filters for adjusting light amount to be transmitted to left and right eyes, respectively and a controller for controlling adjustment operation of the light amount by the optical filter portion, wherein the controller switches a control mode of the optical filter portion between a first control mode of controlling the optical filter portion so that the adjustment operation becomes synchronized with display of a frame image of the video and a second control mode of controlling the optical filter so that that the adjustment operation becomes slower than a frame rate of the video to make a viewer perceive the adjustment operation which is asynchronous with the display of the frame image. 1. An eyeglass device for assisting in viewing a video to be stereoscopically perceived comprising:an optical filter portion including a left filter configured to adjust a light amount which is transmitted to a left eye and a right filter configured to adjust a light amount which is transmitted to a right eye; anda controller configured to control adjustment operation of the light amount by the optical filter portion, whereinthe controller switches a control mode of the optical filter portion between a first control mode of controlling the optical filter portion so that the adjustment operation becomes synchronized with display of a frame image of the video and a second control mode of controlling the optical filter portion so that the adjustment operation becomes slower than a frame rate of the video to make a viewer perceive the adjustment operation which is asynchronous with the display of the frame image.2. The eyeglass device according to further comprising a receiver configured to receive a synchronization signal which is in synchronism with the display of the frame image claim 1 , whereinthe controller controlling the optical filter portion ...

Stepping motor control method and disk drive apparatus

In a method of the present invention for controlling stepping motor, the stepping motor driving current is increased or reduced at a fixed inclination in proportion to the time to control the stepping motor effectively, and, a stepping motor driving current pattern is changed by ¼ cycle or more to synchronize the state of excitation between the stepping motor driving means and the stepping motor to control the pick-up very accurately. In addition, the disk apparatus of the present invention, which uses a stepping motor is provided with a pulse rate pattern variable means, a pulse rate change proportion measuring means, and a driving voltage variable means, and when the pulse rate and the pulse rate change proportion are low, the driving voltage amplitude is lowered to reduce surplus torque generation in the stepping motor, ...

Disk drive apparatus

A disk apparatus includes a disk having helically-formed tracks and storing information on said tracks; a motor for rotating said disk; a pick-up means having a focus servo means and a tracking servo means for reading information recorded on said disk by following the information stored on said tracks; traverse means having a stepping motor for moving said pick-up means by a specified distance; pulse generating means for generating pulse signals for controlling said stepping motor; stepping motor driving means for driving said stepping motor according to said pulse signals received from said pulse generating means; a step-out detecting means for detecting a step-out of said stepping motor; and a driving voltage changing means for changing a driving voltage of said stepping motor when said step-out detecting means detects the step-out in said stepping motor driving means.

Vehicle seat

A vehicle seat includes a seat cushion that includes a seat cushion frame, a riser that supports the seat cushion frame, a seat position adjusting device that moves and adjusts the seat cushion back and forth, and a load detector that detects a load applied to the seat cushion. The riser includes a bottom wall and a sidewall that extends upward from an end portion of the bottom wall. The seat position adjusting device includes an upper rail that supports the riser and slides a lower rail. The load detector is positioned between the upper rail and the bottom wall. The upper rail, the load detector, the bottom wall, and the bracket are co-clamped with a first fastening member, and the bracket is secured to the sidewall with a second fastening member.

Eyewear device and method for controlling eyewear device

An eyewear device which adjusts a transmitted light amount to a left eye and a right eye of a viewer to perform an assistance operation, which assists the viewer in viewing images so that the viewer stereoscopically perceives the images, comprising: a receiver configured to receive a synchronization signal in synchronization with display of the images; and a controller which analyzes a signal configuration of the synchronization signal after power supply is started for the assistance operation, and switches a control mode between a first control mode and a second control mode, which is different from the first control mode, based on an analysis result of the signal configuration.

Disk drive apparatus

The present invention is intended to provide a disk drive apparatus capable of suppressing the occurrence of undesirable vibration due to the imbalance of a disk and capable of carrying out high-rate transfer, wherein a balancer is formed so as to accommodate a predetermined number of spherical bodies in a ring-shaped track portion having a predetermined shape, and this balancer is provided so as to be rotatable integrally and coaxially with the disk. In addition, in the disk drive apparatus of the present invention, the ring-shaped track of the balancer is divided into plural tracks by partition walls or the like, and a ball used as a balance member is disposed so as to be movable on each divided track. Furthermore, the disk drive apparatus of the present invention is configured so that the disk is held on both sides or one side thereof by using four or more projections or rubber sheets.

Data stream transmission/reception device

A data stream transmission/reception device manages external devices in at least two groups, assigns independent resources to the groups, and for each group, a connection is made to the assigned hardware resource via a preferentially-used plug. This enables handling a plurality of streams at the same time in the case of being connected to a plurality of conventional external devices that have only one logical plug.

Balanced disk drive apparatus

A balanced disk drive apparatus for suppressing undesirable vibrations caused by the unbalance of a detachable disk during high speed data transfer comprises a balanced disk drive apparatus having a hollow ring member containing a balancing member therein to form a balancer wherein the balancer is rotatable with the detachable disk for suppressing vibrations created by the unbalanced detachable disk during high speed rotation.

VIDEO SYSTEM AND DISPLAY DEVICE AND EYEGLASS DEVICE USED IN SAME

The present invention discloses a video system provided with a display device for displaying a video image including a first video image and a second video image and an eyeglass device for assisting a viewer in viewing the video image, wherein the display device includes: a display for displaying the first and second video images; a first generator for generating a synchronizing signal in synchronization with the first video image; and a transmitter for transmitting the synchronizing signal to the eyeglass device, and the eyeglass device includes: a receiver for receiving the synchronizing signal; a second generator for generating an internal signal in synchronization with the second video image, based on the synchronizing signal; an optical filter portion for adjusting amounts of incident light to left and right eyes, respectively; and a controller for controlling the optical filter portion based on the internal signal.

Display device, eyewear device and video system

The instant application describes a display device for switching a display mode between a first display mode for displaying a stereoscopic image with an eyewear device, and a second display mode, which is different from the first display mode. The display device includes a signal generator, which generates a timing signal for notifying a timing of an increasing period of an incident light amount to left and right eyes or a stop signal for stopping the adjustment operation as a control signal, which is transmitted by a transmitter to the eyewear device. The transmitter transmits the timing signal for the first display mode while the image is displayed in the first display mode. If the display mode is then switched from the first to second display mode, the transmitter sequentially transmits the stop signal and the timing signal for the second display mode to the eyewear device.

Image system, image display device and image viewing eyeglasses with them

An image system comprises an image display device which displays images, and image viewing eyeglasses used for viewing images displayed by the image display device. The image display device comprises an image display device configured to display image; and image viewing eyeglasses used for viewing the image displayed by the image display device, wherein the image display device includes: a display portion configured to display the image in time series to be viewed using the image viewing eyeglasses; a synchronization signal generator configured to generate a synchronization signal in synchronization with frame of the image, the synchronization signal including prescribed bit series to transmit bit data described by the presence or absence of a pulse; and a synchronization signal transmitter configured to transmit the synchronization signal, and the image viewing eyeglasses include: an optical filter portion configured to adjust an amount of light transmitted to a left eye and a right eye ...

Controller, display device, eyeglass device and video system for controlling an eyeglass device based on an environmental factor

A controller for controlling an eyeglass device which performs an assistance operation for assisting in stereoscopically viewing a video includes: a first acquisition portion for acquiring first frequency information relating to a display frequency of frame images of the video; a second acquisition portion for acquiring second frequency information relating to an environmental factor which periodically varies in an environment where the video is viewed; and a generator for generating a reference signal to adapt the assistance operation of the eyeglass device to display of the frame image and periodic variation of the environmental factor on the basis of the first frequency information and the second frequency information.

Recording/reproducing apparatus, recording/reproducing method, medium, and program

Continuous transfer of AV data without a break necessitates to perform replacement processing of a disk access unit and takes labor and time. A characteristic is that an HDD 2 is disposed which writes AV data in a recording medium, that an AV recording/reproducing controller 3 is disposed which, when there is a write error in writing of AV data in a disk access unit which is a minimum unit for continuously accessing the recording medium, controls the HDD 2 such that this disk access unit will be skipped and said AV data will be written in the next disk access unit, that skip processing judging means 5 is disposed, and that a replacement area is not formed in the recording medium.

Disk drive apparatus

To provide a disk drive apparatus that suppresses undesirable vibrations due to the unbalance of a loaded disk and achieves high-speed data transfer, the disk drive apparatus of the present invention comprises a hollow ring member (23) that contains therein a plurality of spherical bodies (24) or a liquid (26) to form a balancer or a balancer, wherein the balancer is formed so as to be rotatable in integral fashion with a disk, thereby suppressing the vibrations generated when an unbalanced disk is rotated at high speed.

Data processing apparatus

A data processing apparatus includes: a reception section for receiving a signal containing video information of a program and guide information to be utilized for guidance concerning the program, the guide information being distinct from viewing restriction information which is defined by a standard; a determination section for determining whether a predetermined pattern for viewing restriction is contained in the guide information or not; a management information generation section for determining whether or not to restrict viewing of the program based on a result of the determination, and generating management information in which presence or absence of viewing restriction is specified with respect to the program; and an output control section for controlling output of information concerning the program based on the management information.

Stepping motor controlling method and disk apparatus

A disk apparatus includes a pick-up for reading/writing signals from/on a disk; a pick-up base provided with the pick-up; a traverse motor for moving the pick-up in a radial direction of said disk; a feed screw rotated by the traverse motor and provided with a thread groove on its periphery; a rack having a fixing portion fixed to the pick-up base and a nut portion engaged with the thread groove; a guiding mechanism for guiding the pick-up movably in a radial direction of the disk; and a cantilever parallel spring for connecting the fixing portion to the nut portion of the rack, displaceably in a radial direction of the feed screw.

VEHICLE SEAT

A vehicle seat includes a seat cushion that includes a seat cushion frame, a riser that supports the seat cushion frame, a seat position adjusting device that moves and adjusts the seat cushion back and forth, and a load detector that detects a load applied to the seat cushion. The riser includes a bottom wall and a sidewall that extends upward from an end portion of the bottom wall. The seat position adjusting device includes an upper rail that supports the riser and slides a lower rail. The load detector is positioned between the upper rail and the bottom wall. The upper rail, the load detector, the bottom wall, and the bracket are co-clamped with a first fastening member, and the bracket is secured to the sidewall with a second fastening member. 1. A vehicle seat comprising:a seat cushion that includes a seat cushion frame;a riser that supports the seat cushion frame;a seat position adjusting device that moves and adjusts the seat cushion back and forth;a load detector that detects a load applied to the seat cushion; anda bracket, a bottom wall; and', 'a sidewall that extends upward from an end portion of the bottom wall,, 'wherein the riser includes a lower rail secured to a floor of a vehicle; and', 'an upper rail that supports the riser and slides the lower rail,, 'the seat position adjusting device includesthe load detector is positioned between the upper rail and the bottom wall,the bracket is positioned on a top surface of the bottom wall,the upper rail, the load detector, the bottom wall, and the bracket are co-clamped with a first fastening member, andthe bracket is secured to the sidewall with a second fastening member.2. The vehicle seat according to claim 1 , an outer sidewall that extends upward from an end portion at an outer side in a right-left direction of the bottom wall; and', 'an inner sidewall that extends upward from an end portion at an inner side in the right-left direction of the bottom wall, and, 'wherein the sidewall includesthe bracket ...

MULTI-VIEWPOINT IMAGE CAPTURING METHOD AND IMAGE DISPLAY METHOD

The present technique provides a method of capturing a multi-viewpoint image of an object with a rotation axis of the object optionally changed by a user and an image display method. The present technique is a multi-viewpoint image capturing method including shooting an object from a plurality of different viewpoints, and capturing a plurality of still images, wherein the object is placed at a center of a virtually set ICO sphere, and during the shooting of the object, the images of the object are captured from a vertex of the virtually set ICO sphere toward the center of the ICO sphere such that the plurality of still images are generated. 1. A multi-viewpoint image capturing method comprising:shooting an object from a plurality of different viewpoints; andcapturing a plurality of still images,wherein the object is placed at a center of a virtually set ICO sphere, andduring the shooting of the object, the images of the object are captured from a vertex of the virtually set ICO sphere toward the center of the ICO sphere such that a plurality of still images are generated.2. The multi-viewpoint image capturing method according to claim 1 , wherein when the images of the object are captured from the vertex of the ICO sphere toward the center of the ICO sphere claim 1 , the images of the object are captured with a camera tilted to a plurality of different angles at one shooting position claim 1 , so that the plurality of still images are generated.3. An image display method comprising:displaying a multi-viewpoint image of an object by sequentially changing the display of the multi-viewpoint image according to a user operation, the multi-viewpoint image having been captured from a plurality of different viewpoints,wherein when the multi-viewpoint image is captured, the object is placed at a center of a virtually set ICO sphere and images of the object are captured from a vertex of the virtually set ICO sphere of the object toward the center of the ICO sphere such that a ...

Video system including video display device and spectacles for viewing video

【課題】映像表示装置及び映像視聴用眼鏡を用いたより好適な映像の視聴技術を提供する。 【解決手段】映像表示装置と、該映像表示装置が表示した映像の視聴に用いられる映像視聴用眼鏡とを具備する映像システムであって、前記映像表示装置は、映像を表示する表示部と、前記映像と同期し、前記映像を構成するフレームの表示終了を通知する外部同期信号を生成する同期信号生成部と、前記外部同期信号を前記映像視聴用眼鏡へ送信する同期信号送信部と、を有し、前記映像視聴用眼鏡は、前記外部同期信号を受信する同期信号受信部と、左眼及び右眼へそれぞれ透過する光の量を調整する一対の光学フィルタを備える光学フィルタ部と、前記外部同期信号に基づいて、前記光学フィルタ部を制御する光学フィルタ制御部と、を備えることを特徴とする映像システム。 【選択図】図２

Transfer device

A transfer device receives a packet transmitted by one device in a network to a transmission path and transfers it to another device. A stream to be transferred may be a type of stream formed by packets having no time stamp, a type of stream formed by packets having valid time stamps, and a type of stream formed by packets having invalid time stamps. The transfer device identifies the type of stream to be transferred according to a stream transfer source device, a stream transfer destination device, or a provider which has provided the stream. According the judgment result, the transfer device selects a transmission method for the stream to be transferred, from a time stamp attached transmission and a PCR reference transmission.

Eyeglass device and control method of eyeglass device

An eyewear device which adjusts a transmitted light amount to a left eye and a right eye of a viewer to perform an assistance operation, which assists the viewer in viewing images so that the viewer stereoscopically perceives the images, comprising: a receiver configured to receive a synchronization signal in synchronization with display of the images; and a controller which analyzes a signal configuration of the synchronization signal after power supply is started for the assistance operation, and switches a control mode between a first control mode and a second control mode, which is different from the first control mode, based on an analysis result of the signal configuration.

Optical information recording and reproducing apparatus

(57)【要約】 【課題】 光学ピックアップの移動にステッピングモー タを用いる光学的情報記録再生装置において、温度環境 の変化及び機構部を構成する部品の経時劣化等の影響に よって駆動負荷が変動した場合でも、安定して光学ピッ クアップを目標位置へ移動させることを目的とする。 【解決手段】 ステッピングモータ７を駆動するための パルス数をカウントするパルス数検出手段１３と、光学 ピックアップ３上のレンズが横切ったトラック本数をカ ウントするトラッククロス数検出手段１４と、駆動パル ス数とトラッククロス数の差が所定値以上となったとき 脱調と判定する比較手段１５と、ステッピングモータ駆 動電圧の振幅を変化させる駆動電圧制御手段１６とを設 けて構成し、脱調を検出した場合にはステッピングモー タ７の駆動電圧の振幅を大きくすることにより光学ピッ クアップ３に最適な駆動力を伝え、光学ピックアップ３ を高速に目標位置まで確実に移動させる構成である。

Eyeglass device and control method of eyeglass device

ディスク装置

(57)【要約】 【課題】 ディスク装置において、ヘッドを急加速ある いは急減速を行って移動させる際、送りネジのネジ溝に 係合しているナット部がネジ溝から外れてしまう、ま た、ヘッドの振動が大きくなるという課題を解決し、高 速でも安定したトラバース動作が可能なディスク装置を 提供することを目的とする。 【解決手段】 本発明のディスク装置は、ラックのヘッ ド固定部とナット部を片持ち平行バネによって連結す る。また、ヘッドベースが摺動する際に振動するという 課題を、摩擦負荷を増やすことなく解決するために、ガ イドシャフトに係合するガイド溝から、ガイドシャフト の軸方向に離れた位置を弾性材で付勢するシャフト押さ えを備える。さらに、ヘッドベースに発生する任意の方 向の振動を効果的に抑制する事を目的に、ラックが送り ネジに付勢する力の方向と、シャフト押さえがガイドシ ャフトを付勢する力の方向が直行するように配置する。

番組提示装置

【課題】従来のＨＤＤレコーダを用いても、蓄積された番組への番組間遷移を実現するデータ放送受信機を提供することを目的とする。 【解決手段】データ放送受信機（４０２）は、第１番組についてのコンテンツデータとＵＲＩとを受信し（４０３）、コンテンツデータとＵＲＩとの組をオブジェクトＩＤにより管理するＨＤＤレコーダに蓄積させる（４１３、４２２）。蓄積されたＵＲＩと、オブジェクトＩＤとをＨＤＤレコーダから抽出して、対応表を作成する（４１５）。ＵＲＩが関連付けられた画面を有する第２番組についてのコンテンツデータを受信し、ユーザに第２番組を提示し（４１２）、ユーザから第１番組の提示の要求を受付け（４１０）、ＵＲＩに対応するオブジェクトＩＤを、前記対応表により特定し、ＨＤＤレコーダから第１番組についてのコンテンツデータを抽出し、ユーザに第１番組を提示する（４１２）。 【選択図】 図１７

定形データ放送再生装置及び定形データ記述方法

【課題】ディジタル放送受信機のデータ放送画面を用いて動画を多重表示しながら操作できる装置を提供する。 【解決手段】データ挿入手段１１０で定形データに所定のデータを挿入し、ＭＰＥＧ−ＴＳ化手段１０９で、定形データと動画を多重し、ＭＰＥＧトランスポートストリーム化して再生する定形データ放送再生手段１０８を備える。これにより、古いディジタル放送受信機３を用いても、動画を含む画面表示を見ながら操作可能とすることができる。 【選択図】 図１

ステッピングモータ制御方法およびディスク装置

(57)【要約】 【課題】 光ピックアップ送り時のオフトラック量、レ ンズの変位量を減少し、消費電力を下げるステッピング モータ制御方法及び光ディスク装置を提供する。 【解決手段】 ステッピングモータの駆動電流を時間に 比例して一定の傾きＫで増加または減少させる。傾きＫ は可変であり、ステッピングモータが実際に動き始める 付近で傾きＫを緩やかにする。またディスクの回転数に 応じて傾きＫを変更し、ピックアップの送り速度を変更 する。機械的不安定点にステッピングモータを駆動する 時は、回転方向によって駆動電流の向きと電流量αを変 える。電流量αは可変であり、摩擦負荷の変化に対して 回転量の微調整ができる。ステッピングモータを駆動し た後に、駆動電流を時間に比例して徐々に減少させ、電 流量βだけ残して静止状態へ移る。電流量βは可変であ り、ステッピングモータの停止点に応じて電流量βを変 更する。振動発生時には電流量βを増加させる。

Lunettes de vision d'images stereoscopiques

Des lunettes de vision d'images stéréoscopiques ont : un commutateur d'entrée configuré pour contrôler la validité/l invalidité d'entrée de commandes reçues de l'extérieur ; une partie de calcul d'intervalles de réception de commandes configurée pour calculer un cycle de chacune des commandes sur la base des commandes reçues de l'extérieur ; un contrôleur de périodes de réception de commandes configuré pour déterminer une période de réception d'une commande suivante sur la base du cycle de chacune des commandes et fixer le commutateur d'entrée comme actif pendant la période ; et un contrôleur de filtres configuré pour commander un filtre d'œil gauche et un filtre d'œil droit qui ajustent une quantité de lumière incidente sur les yeux gauche et droit d'un spectateur, sur la base des commandes reçues de l'extérieur pendant la période pour laquelle le contrôleur de périodes de réception de commandes a fixé le commutateur d'entrée comme actif

Lunettes de vision d'images stereoscopiques

立体視用眼鏡検査装置および立体視用眼鏡検査方法

【課題】立体表示装置の機種や特性のバラツキ等に対応でき、ノイズ信号に対する耐久性や開閉動作の安定性などのシャッター眼鏡の品質を確認するための検証情報を効率良く収集ことができる立体視用眼鏡検査装置の提供を目的とする。 【解決手段】本発明の立体視用眼鏡検査装置は、シャッター眼鏡２００のシャッター２１０の開閉を制御するシャッター制御信号の出力し、シャッター眼鏡２００の左右のレンズのそれぞれに向けて発光する送信部１４０と、送信部１４０が発光する光を検出する検出部１５０と、送信部１４０が出力するシャッター制御信号とその出力時刻および検出部１５０の検出結果に基づくシャッター２１０の開閉状態変化と開閉状態変化の時刻から成る検証情報を出力する入出力部１６０を有する。 【選択図】図６

ステッピングモータ制御装置及びステッピングモータ制御方法

(57)【要約】 【課題】 ステッピングモータの低速から高速への切換 時における加速時間を短かくし、ディスク装置のアクセ ス時間を短縮するステッピングモータ制御装置及びステ ッピングモータ制御方法を提供すること。 【解決手段】 ステッピングモータを低速回転させる第 １の駆動信号発生手段と、高速回転させる第２の駆動信 号発生手段と、両者を切換える制御手段とを有し、制御 手段が切換の際に、第１の駆動信号発生手段の電圧値ま たは状態番号をもとに、モータの回転子が機械的安定点 の近傍に存在するか否かを判別して、第２の駆動信号発 生手段がモータ回転方向における次の機械的安定点にモ ータの回転子を回転させる駆動信号を出力した後で、制 御手段が第１から第２の駆動信号発生手段へ制御切換を 行うように制御する。

Display device, eyewear device and video system

The instant application describes a display device for switching a display mode between a first display mode for displaying a stereoscopic image with an eyewear device, and a second display mode, which is different from the first display mode. The display device includes a signal generator, which generates a timing signal for notifying a timing of an increasing period of an incident light amount to left and right eyes or a stop signal for stopping the adjustment operation as a control signal, which is transmitted by a transmitter to the eyewear device. The transmitter transmits the timing signal for the first display mode while the image is displayed in the first display mode. If the display mode is then switched from the first to second display mode, the transmitter sequentially transmits the stop signal and the timing signal for the second display mode to the eyewear device.

AV stream recording and reproducing apparatus, AV stream recording apparatus, AV stream recording and reproducing method and AV stream recording method

デジタル放送録画再生装置

【課題】１つの番組にムーブ対象となる番組領域とリテンション対象となる番組領域が混在する場合、画一的な扱いが難しくなる。このため、ユーザーに間違った操作をさせてしまい、消したくない番組をムーブ動作により消失する、ムーブしたい番組をムーブできない等の混乱を招く課題があった。 【解決手段】MPEG2トランスポートストリームに含まれる情報を解析し放映予定の番組情報を抽出する番組管理情報抽出手段と、抽出された番組管理情報から番組情報を入手し番組属性書き込み手段に送付する番組属性管理手段と、番組属性管理手段から送付された番組属性を蓄積手段に記録する番組属性書き込み手段と、パーシャルストリームを録画番組として記録し更に番組属性を記録する蓄積手段と、所定の番組に該当する番組属性を読み出す番組属性再生手段と、番組属性をユーザーに明示する番組属性表示手段を備えた 【選択図】図１７

AV data recording and reproducing apparatus and recording and reproducing method

ディスク駆動装置

(57)【要約】 【課題】 装着されるディスクの質量アンバランスの大 小に関係なく、ディスクを高速で回転させる場合の振動 を抑制し、高速な記録再生を可能とするディスク駆動装 置を提供することを目的とする。 【解決手段】 本発明のディスク駆動装置は、バランサ ーの環状軌道を隔壁などにより複数に分割して、分割さ れた各軌道においてバランス部材であるボールが移動可 能に配置し、ボールの移動に対して隔壁などにより制約 を加えてボールの配置を最適化するよう構成されてい る。