UNITIZED REAGENT STRIP

The embodiments disclosed herein relate to unitized reagent strips for holding and transporting reagents and materials used in automated sample preparation and/or processing for biological and or chemical assays.

Unitized reagent strip

The embodiments disclosed herein relate to unitized reagent strips for holding and transporting reagents and materials used in automated sample preparation and/or processing for biological and or chemical assays. A first pipette sheath comprising an aperture pair is disclosed. The aperture pair includes a first cored hole and a second cored hole, wherein the first and second cored holes are located on opposing sides of the first pipette sheath, and wherein the first and second cored holes are positioned along the length of the first pipette sheath at the same distance from a first pipette tip aperture. The first and second cored holes are arranged coaxially about an axis transverse to a first longitudinal axis of the first pipette sheath.

Device to control the rate of fluid flow in a pipe

The present invention provides a family of devices insertable into a pipe or pipeline for counteracting the force and controlling the rate of flow of a fluid flowing in the pipe or pipeline. The disclosed devices have an overall shape resembling a spear to improve the fluid dynamic performance and are designed to be self-centering in a pipe. The devices can be made from readily available materials using well known manufacturing techniques. Other embodiments showing extensions to the invention are also disclosed.

Touch sensor with modular components

A bending wave-type touch sensitive device for resolving moving and stationary contacts made to a substrate, the touch sensitive device comprised of a plurality of transducer boards coupled to a substrate.

ANALYZING EM PERFORMANCE DURING IC MANUFACTURING

A testing structure, system and method for monitoring electro-migration (EM) performance. A system is described that includes an array of testing structures, wherein each testing structure includes: an EM resistor having four point resistive measurement, wherein a first and second terminals provide current input and a third and fourth terminals provide a voltage measurement; a first transistor coupled to a first terminal of the EM resistor for supplying a test current; the voltage measurement obtained from a pair of switching transistors whose gates are controlled by a selection switch and whose drains are utilized to provide a voltage measurement across the third and fourth terminals. Also included is a decoder for selectively activating the selection switch for one of the array of testing structures; and a pair of outputs for outputting the voltage measurement of a selected testing structure. 1. A testing structure for monitoring electro-migration (EM) performance , comprising:an EM resistor having four point resistive measurement, wherein a first and a second terminal provides current input and a third and a fourth terminal provides a voltage measurement; anda first transistor coupled to the first terminal of the EM resistor as a secondary side of a current mirror for supplying a test current;wherein the voltage measurement is obtained from a pair of switching transistors whose gates are controlled by a selection switch and whose drains are utilized to measure a voltage across the third and fourth terminals.2. The testing structure of claim 1 , wherein the selection switch selectively activates the current mirror to obtain the voltage measurement.3. The testing structure of claim 2 , wherein the voltage measurement is utilized to detect an EM resistance failure during manufacturing of an integrated circuit (IC).4. The testing structure of claim 3 , wherein the first transistor comprises a first PFET and the testing structure further comprises an inverter and two ...

REAL-TIME ON-CHIP EM PERFORMANCE MONITORING

An integrated circuit, testing structure, and method for monitoring electro-migration (EM) performance. A method is described that includes method for measuring on-chip electro-migration (EM) performance, including: providing a first on-chip sensor continuously powered with a stress current; providing a second on-chip sensor that is powered only during measurement cycles with a nominal current; obtaining a first resistance measurement from the first on-chip sensor and a second resistance measurement from the second on-chip sensor during each of a series of measurement cycles; and processing the first and second resistance measurements. 1. A method for measuring on-chip electro-migration (EM) performance , comprising:providing a first on-chip sensor continuously powered with a stress current;providing a second on-chip sensor that is powered only during measurement cycles with a nominal current;obtaining a first resistance measurement from the first on-chip sensor and a second resistance measurement from the second on-chip sensor during each of a series of measurement cycles; andprocessing the first and second resistance measurements.2. The method of claim 1 , wherein obtaining the first and second resistance measurements includes:outputting a first voltage value from the first on-chip sensor and a second voltage value from the second on-chip sensor;converting each voltage value from analog to digital; andcalculating a first resistance measurement and a second resistance measurement.3. The method of claim 1 , wherein processing the first and second resistance measurements includes:calculating a delta between the first and second resistance measurements; andstoring the delta.4. The method of claim 3 , further comprising:evaluating a current delta relative to at least one prior delta; anddetermining an acceleration indicative of EM performance.5. The method of claim 4 , further comprising:using the acceleration to perform at least one of: scheduling a next measurement ...

Adjustable slicer and cutter

The present invention provides a family of devices to slice or cut items such as produce and more particularly, even large items such as watermelons safely, cleanly, and efficiently. The invention is scalable and can also be applied to the slicing or cutting of other items including logs. Other embodiments showing extensions to the invention are also disclosed. 2. The device as recited in claim 1 , wherein at least one of said at least one catch/detent further comprises a tooth with a claw hook-shaped portion located to facilitate retention of said guide pin once said guide pin is engaged within said at least one of said at least one catch/detent.3. The device as recited in claim 1 , wherein at least one of said at least one catch/detent further comprises an elongated slot to allow said guide pin longer travel within said at least one catch/detent than compared to a catch/detent having a non-elongated slot claim 1 , thereby allowing said cutting device to be operated in a saw-like cutting motion to cut an object.4. The device as recited in claim 1 , wherein at least said cutting edge of said blade of said cutting device may be retained completely within said CDPM when said device is not it use.5. The device as recited in claim 1 , wherein said CDPM further comprises a spacer bar comprising a front-facing camming edge claim 1 , and said blade of said cutting device comprises a tip portion claim 1 , and where said front-facing camming edge and said tip portion interact as said guide pin travels along said channel and is selectively engaged in said at least one catch/detent to provide a camming action.6. The device as recited in claim 1 , wherein said cutting board further comprises at least one chosen from the group: a trough claim 1 , a groove claim 1 , a handle claim 1 , a plurality of feet claim 1 , measuring means claim 1 , and a rotatable portion.7. The device as recited in claim 1 , wherein said cutting device further comprises at least one chosen from the group ...

Rotatable platform having a straddleable seat to facilitate tranfer to a person having limited mobility

A transitioning device incorporating a rotatable platform supported on a base and having an elongated straddleable seat supported above the rotatable platform. A mechanism, either manual or powered, is provided to selectively rotate the rotatable base to facilitate moving a user to allow the user to transition from a first location to a second location angularly displaced from the first location. A user may desirably mount the seat when moving in a forward direction. Suitable hand rails and other support structures are provided to assist a user in mount and dismounting the seat. The seat may optionally be removable. Wheels or casters may be provided to facilitate moving the transitioning device. In one embodiment, a propulsion system may be included in the device. The fundamental functional concepts of the transitioning device may be combined with other devices to impart similar mobility benefits thereto. 1. A transitioning device for assisting a person with impaired mobility in transitioning from one position to another comprising:a) a horizontal support base platform;b) a seat assembly comprising an elongated, straddleable seat sized and configured to receive and support the buttocks of a user of said transitioning device disposed on said horizontal support base;c) an optional rotatable platform comprising a flat upper surface interposed between said support base platform and said seat assembly;d) a vertical support column attached to one selected from the group: said horizontal support base, and said optional rotatable platform, said vertical support column extending vertically upward therefrom; ande) means for supporting said seat attached to said seat and to at least one chosen from the group: said rotatable platform and said vertical support column.2. The transitioning device as recited in claim 1 , wherein horizontal support base platform comprises an upper surface having a shape chosen from the group:substantially rectangular, pentagonal, other regular or ...

HIGH-FREQUENCY COBRA PROBE

A test device including cobra probes and a method of manufacturing is disclosed. The test device includes a conductive upper plate having an upper guide hole and a conductive lower plate having a lower guide hole. The test device also includes a conductive cobra probe disposed between the upper guide hole of the upper plate and the lower guide hole of the lower plate. A dielectric material insulates the cobra probe from the upper plate and the lower plate. 1. A test device , comprisinga conductive upper plate having an upper guide hole;a conductive lower plate having a lower guide hole;a conductive cobra probe disposed between the upper guide hole of the upper plate and the lower guide hole of the lower plate; anda dielectric material insulating the cobra probe from the upper plate and the lower plate.2. The test device of claim 1 , wherein the dielectric material clads surfaces of the cobra probe.3. The test device if claim 1 , wherein the dielectric material clads surfaces of the upper guide hole and the lower guide hole.4. The test device of claim 1 , further comprising one or more dummy probes flanking the cobra probe.5. The test device of claim 4 , wherein:a lower end of the one or more dummy probes is contacting an interior surface of the lower plate;the lower plate is connected to an electrical ground; andan upper end of the one or more dummy probes is electrically grounded.6. The test device of claim 4 , wherein the dielectric material clads the one or more dummy probes.7. A test device comprisingan upper plate having an upper guide hole;a lower plate having a lower guide hole;a conductive cobra probe disposed between the upper guide hole of the upper plate and the lower guide hole of the lower plate; andone or more dummy probes disposed between the upper plate and the lower plate flanking the cobra probe.8. The test device of claim 7 , wherein:the upper plate and the lower plate are comprised of a dielectric material; anda lower end of the one or more dummy ...

SYSTEM AND METHOD FOR FAULT INTERRUPTION WITH MEMS SWITCHES

An electrical system includes an operation MEMS switch operable in on and off states to enable and disable current flow to a load and a fault interruption MEMS switch positioned in series with the operation MEMS switch. The fault interruption MEMS switch is operable in on and off states to enable and disable current flow to the electrical load, with operation of the fault interruption MEMS switch in the off state disabling current flow to the load regardless of the state of the operation MEMS switch. A fault sensor control system operate to sense a system variable, analyze the system variable to detect if a fault is affecting the electrical system and, upon detection of a fault, switch the fault interruption MEMS switch from the on state to the off state to interrupt current flowing through the operation MEMS switch to the load. 1. An electrical system having a fault interruption micro-electro-mechanical system (MEMS) switch unit , the electrical system comprising:a first operation MEMS switch positioned in a first electrical path, the first operation MEMS switch operable in an on state that enables current to flow to a first electrical load and an off state that disables current from flowing to the first electrical load;a first fault interruption MEMS switch positioned in series with the first operation MEMS switch, the first fault interruption MEMS switch operable in an on state that enables current to flow to the first electrical load and an off state that disables current from flowing to the first electrical load, wherein operation of the first fault interruption MEMS switch in the off state disables current from flowing to the first electrical load regardless of the state of the first operation MEMS switch;a first fault sensor positioned to sense a first system variable; and receive the first system variable from the first fault sensor;', 'analyze the first system variable to detect if a fault is affecting the electrical system; and', 'upon detection of a fault ...

Sensing system and method

A sensor system includes an electrical circuit having plural leads coupled with one or more sensing regions. The sensing regions include gaps having sensing materials that detect an analyte of interest. The gaps close responsive to the sensing material corresponding to the gaps detecting the analyte of interest. One or more processors communicatively coupled with the electrical circuit receive electrical signals from the electrical circuit indicative of the gaps closing responsive to the sensing material of the corresponding gaps detecting the analyte of interest. The electrical circuit is in a closed position in the presence of the analyte of interest. The sensor system is configured to consume an increased amount of power when the electrical circuit is in the closed position relative to the electrical circuit in an open position responsive to the one or more of the gaps closing. A responsive action is determined based on the electrical signals.

UNITIZED REAGENT STRIP

The embodiments disclosed herein relate to unitized reagent strips for holding and transporting reagents and materials used in automated sample preparation and/or processing for biological and or chemical assays. 1. (canceled)2. A unitized reagent strip , comprising:a strip with a top side and a bottom side, comprising:a first and a second pipette sheath, the first pipette sheath comprising opposing sides and a first longitudinal axis, the first and second pipette sheaths comprising a first and second pipette tip aperture, respectively, each of which comprises a separate opening on the top side of the strip, wherein the first and second pipette tip apertures are configured for insertion of a first and second pipette tip into the first and second pipette sheaths, respectively, and wherein each of the first and second pipette sheaths is configured to substantially surround the length of the first and second pipette tip, respectively;a process tube; anda receptacle, comprising an opening through the reagent strip, wherein the receptacle is configured to receive a reagent tube,wherein the first pipette sheath comprises an aperture pair, the aperture pair comprising a first cored hole and a second cored hole, wherein the first and second cored holes are located on the opposing sides of the first pipette sheath, and wherein the first and second cored holes are positioned along the length of the first pipette sheath at the same distance from the first pipette tip aperture, the first and second cored holes arranged coaxially about an axis transverse to the first longitudinal axis.3. The unitized reagent strip of claim 2 , wherein the first pipette sheath comprises a second aperture pair claim 2 , the second aperture pair comprising a third cored hole and a fourth cored hole claim 2 , wherein the third and fourth cored holes are located on the opposing sides of the first pipette sheath claim 2 , and wherein the third and fourth cored holes are positioned along the length of ...

WEARABLE SWEAT SENSING SYSTEMS AND METHODS THEREOF

The systems and methods described herein provide a wearable sweat sensing device. The device includes a sweat patch component including a sweat biochemical sensor patch having a substrate defining a hole, at least one biochemical sensor, and a capture wick including a tip that extends through the hole, the capture wick configured to channel sweat across the at least one biochemical sensor. The sweat patch component further includes a wick downstream from the capture wick and separated from the capture wick by a gap, and electronic circuitry disposed against at least one face of the wick, wherein an electronic response of the electronic circuitry changes as sweat flows through the wick. The wearable sweat sensing device further includes an electronics module component configured to facilitate assessing hydration of a wearer based on signals from the at least one biochemical sensor and the electronic circuitry. 1. A wearable sweat sensing device comprising: [ a substrate defining a hole therethrough;', 'at least one biochemical sensor printed on said substrate; and', 'a capture wick extending across said at least one biochemical sensor and including a tip that extends through the hole defined through said substrate to reach the skin of a wearer, said capture wick configured to channel sweat from the skin of the wearer across said at least one biochemical sensor;, 'a sweat biochemical sensor patch comprising, 'a wick downstream from said capture wick and separated from said capture wick by a gap, said wick configured to channel sweat received via said capture wick; and', 'electronic circuitry disposed against at least one face of said wick, wherein an electronic response of said electronic circuitry changes as sweat flows through said wick; and, 'a sweat patch component comprisingan electronics module component communicatively coupled to said sweat patch component, said electronics module component configured to facilitate assessing hydration of a wearer based on ...

UNITIZED REAGENT STRIP

The embodiments disclosed herein relate to unitized reagent strips for holding and transporting reagents and materials used in automated sample preparation and/or processing for biological and or chemical assays. 1. A unitized reagent strip , comprising:a strip with a top side and a bottom side, comprising:a first and a second pipette sheath comprising opposing sides, said first and second pipette sheaths comprising a first and second pipette tip aperture, respectively, each of which comprises a separate opening on the top side of the strip, and wherein said first and second pipette tip apertures are configured for insertion of a first and second pipette tip into said first and second pipette sheaths, respectively, and wherein each of said first and second pipette sheaths is configured to substantially surround the length of a first and second pipette tip, respectively;a process tube; anda receptacle, comprising an opening through the reagent strip, wherein said receptacle is configured to receive a reagent tube.2. The unitized reagent strip of claim 1 , wherein the first pipette sheath comprises a first cored hole claim 1 , said first cored hole extending through a sidewall of the first pipette sheath.3. The unitized reagent strip of claim 2 , wherein said first pipette sheath comprises an aperture pair claim 2 , said aperture pair comprising the first cored hole and a second cored hole extending through the sidewall of the first pipette sheath claim 2 , wherein the first and second cored holes are located on opposing sides of the sidewall claim 2 , and are positioned along the length of the first pipette sheath at the same distance from the first pipette tip aperture.4. The unitized reagent strip of claim 1 , wherein the first pipette sheath comprises a top pipette sheath aperture pair and a bottom pipette sheath aperture pair claim 1 , the top and bottom aperture pairs each comprising a first and a second cored hole extending through a sidewall of the first ...

MULTI-GAS SENSING SYSTEM AND METHOD

A multi-gas sensing system includes a sensing circuit comprising one or more sensing elements. Each sensing element includes a sensing material configured to detect at least one gas analyte. A management circuit is configured to excite the sensing elements with an alternating current at at least one predetermined frequency. The management circuit measures one or more electrical responses of the sensing elements responsive to exciting the sensing elements with the alternating current. The management circuit determines one or more characteristics of the sensing circuit. One or more processors receive the electrical responses of the sensing elements and the characteristics of the sensing circuit. The one or more processors determine a concentration of the at least one gas analyte based on the electrical responses of the sensing elements and the characteristics of the sensing circuit. 1. A multi-gas sensing system comprising:a sensing circuit comprising one or more sensing elements, each of the one or more sensing elements comprising a sensing material configured to detect at least one gas analyte;a management circuit configured to excite the one or more sensing elements with an alternating current at at least one predetermined frequency, the management circuit configured to measure one or more electrical responses of the one or more sensing elements responsive to exciting the one or more sensing elements with the alternating current at the at least one predetermined frequency, the management circuit configured to determine one or more characteristics of the sensing circuit; andone or more processors configured to receive the one or more electrical responses of the one or more sensing elements and the one or more characteristics of the sensing circuit, wherein the one or more processors are configured to determine a concentration of the at least one gas analyte based on the one or more electrical responses of the one or more sensing elements and the one or more ...

Sensing system and method

A sensor system includes a first sensor to detect environmental conditions of an environment in operational contact with a subject, a second sensor to detect physiological parameters of the subject in operational contact with an asset, and a control unit comprising one or more processors communicatively coupled with the first sensor and the second sensor. The processors receive a first signal from the first sensor indicative of the environmental conditions, and receive a second signal from the second sensor indicative of the physiological parameters of the subject, and determine a relation between the environmental conditions and the physiological parameters based on the first signal and the second signal. The processors determine a responsive action of the asset based on the first signal indicative of the environmental conditions of the environment or the second signal indicative of the physiological parameters of the subject in operational contact with the asset.

SENSING SYSTEM AND METHOD

A sensor system includes a sensing element that includes a sensing material and electrodes configured to apply a first electrical stimuli to the sensing material at an electrical excitation frequency, a modifier assembly including one or more circuits configured to change an electrical impedance of the sensing element, and one or more processors configured to control the modifier assembly. Responsive to exposure of gas to the sensing element, the one or more processors change a linearity of a first electrical signal received from the sensing element by changing the electrical impedance of the sensing element and applying a second electrical stimuli to the sensing material at the electrical excitation frequency. 1. A sensor system comprising:a sensing element that includes a sensing material and electrodes configured to apply a first electrical stimuli to the sensing material at an electrical excitation frequency;a modifier assembly comprising one or more circuits configured to change an electrical impedance of the sensing element; andone or more processors configured to control the modifier assembly, wherein, responsive to exposure of gas to the sensing element, the one or more processors are configured to change a linearity of a first electrical signal received from the sensing element by changing the electrical impedance of the sensing element and applying a second electrical stimuli to the sensing material at the electrical excitation frequency.2. The sensor system of claim 1 , wherein the first electrical signal is representative of a resistance of the sensing material during exposure of the sensing material to the first electrical stimuli.3. The sensor system of claim 2 , wherein the one or more processors are configured to control the modifier assembly based on the resistance of the sensing element responsive to the exposure of the gas to the sensing element.4. The sensor system of claim 1 , wherein the modifier assembly includes a variable circuit configured ...

Single piece reagent holder

Unitized reagent strip

Applying liquid to filamentary material

Tow opening

Cell culture flask

A laboratory flask (10) for confluent growth of animal cell cultures in which the bottom surface (11) contains troughs or channels such as formed by folds (32) to provide increased growing surface. Flat regions (26, 28, 30) allow visual inspection of the cells and also structurally reinforce the bottom wall. A flat area (34) may be disposed between each corrugation or pleat (32). Corrugations (32) can be surrounded by pannels (26, 28, 30) to form regions. Cells can be harvested by cutting rims (18, 20) which are thinner than the walls of the flask to gain access to the cells adhered to the pleated bottom surface of the flask.

Transport jet adapter

Apparatus and method are provided for supplying cellulose acetate tow for the manufacture of cigarette filters from the transport jet of a tow opener to a cigarette filter rodmaking garniture. The apparatus is a frustoconical member having a multiplicity of apertures in the wall thereof and is attached directly to the transport jet. The apparatus has an internal diameter the same size as the exit opening of the transport jet. The opposite end of the adapter is inserted into the tow intake of the garniture. Transport gas that is introduced by the transport jet escapes through apertures in the adapter wall as the tow enters the garniture intake. A closely fitting rotatable sleeve having apertures in the wall thereof can be used to reduce the escape of transport gas through the adapter wall for optimizing performance of the adapter with tows of various processing characteristics. Tow yield is improved and pressure drop variability is reduced.

Interlocking system for preventing simultaneous opening of drawers of a cabinet

An interlocking system for preventing simultaneous opening of drawers of a cabinet, including activation members affixable to back sides of the drawers and coupled to carriage members slideably mounted in guide supports affixable in the cabinet behind the drawers in respective registration with the activation members. An elongated track member affixable in the cabinet on a side of the guide supports slideably guides a stack of mobile blocks between which bolt elements projecting from the carriage members are driveable only one at a time due to a limited space provided for displacement of the blocks and for insertion of one of the bolt elements. The carriage members slide using the pulling and pushing motions of the activation members when the drawers are opened and closed. Due to the limited space, only one bolt element is insertable between the mobile blocks and only one drawer is openable at a same time.

Unitized reagent strip

The invention provides a method of detecting the presence or absence of a pipette tip within a pipette sheath of a unitized reagent strip, comprising: providing the unitized reagent strip, the unitized reagent strip, comprising: a strip with a top side and a bottom side, comprising: a first and a second pipette sheath comprising opposing sides, the first and second pipette sheaths comprising a first and second pipette tip aperture, respectively, each of which comprises a separate opening on the top side of the strip, wherein the first and second pipette tip apertures are configured for insertion of a first and second pipette tip into the first and second pipette sheaths, respectively, and wherein each of the first and second pipette sheaths is configured to substantially surround the length of a first and second pipette tip, respectively, and wherein the first pipette sheath comprises a first cored hole, the first cored hole extending through a sidewall of the first pipette sheath; a process tube; and a receptacle, comprising an opening through the reagent strip, wherein the receptacle is configured to receive a reagent tube; determining whether a pipette tip extends within the first pipette sheath from the pipette tip aperture at least to the distance of the first cored hole.

Flow meter system and method for measuring flow characteristics of a three phase flow

A vibratory flow meter (5) for measuring flow characteristics of a three phase flow is provided according to the invention. The vibratory flow meter (5) includes a meter assembly (10) including pickoff sensors (105, 105') and meter electronics (20) coupled to the pickoff sensors (105, 105'). The meter electronics (20) is configured to receive a vibrational response from the pickoff sensors (105, 105'), generate a first density measurement of the three phase flow using a first frequency component of the vibrational response, and generate at least a second density measurement of the three phase flow using at least a second frequency component of the vibrational response. The at least second frequency component is a different frequency than the first frequency component. The meter electronics (20) is further configured to determine one or more flow characteristics from the first density measurement and the at least second density measurement.

Tobacco smoke filter

Flow meter system and method for measuring flow characteristics of a three phase flow

Flow meter system and method for measuring flow characteristics of a three phase flow

A vibratory flow meter ( 5 ) for measuring flow characteristics of a three phase flow is provided according to the invention. The vibratory flow meter ( 5 ) includes a meter assembly ( 10 ) including pickoff sensors ( 105, 105 ′) and meter electronics ( 20 ) coupled to the pickoff sensors ( 105, 105 ′). The meter electronics ( 20 ) is configured to receive a vibrational response from the pickoff sensors ( 105, 105 ), generate a first density measurement of the three phase flow using a first frequency component of the vibrational response, and generate at least a second density measurement of the three phase flow using at least a second frequency component of the vibrational response. The at least second frequency component is a different frequency than the first frequency component. The meter electronics ( 20 ) is further configured to determine one or more flow characteristics from the first density measurement and the at least second density measurement.

Unitized reagent strip

The embodiments disclosed herein relate to unitized reagent strips for holding and transporting reagents and materials used in automated sample preparation and/or processing for biological and or chemical assays.

System and method for fault interruption with mems switches

Procedimento ed apparecchiatura per controllare, distribuire e sorvegliare liquidi.

Multi-gas sensing system and method

A multi-gas sensing system includes a sensing circuit comprising one or more sensing elements. Each sensing element includes a sensing material configured to detect at least one gas analyte. A management circuit is configured to excite the sensing elements with an alternating current at at least one predetermined frequency. The management circuit measures one or more electrical responses of the sensing elements responsive to exciting the sensing elements with the alternating current. The management circuit determines one or more characteristics of the sensing circuit. One or more processors receive the electrical responses of the sensing elements and the characteristics of the sensing circuit. The one or more processors determine a concentration of the at least one gas analyte based on the electrical responses of the sensing elements and the characteristics of the sensing circuit.

System and method for on-board data analysis for multi-gas sensing

Gas sensors are disclosed having an on-board, low-power data processor that uses multivariable gas classification and/or gas quantitation models to perform on-board data processing to resolve two or more gases in a fluid sample. To reduce computational complexity, the gas sensor utilizes low-power-consumption multivariable data analysis algorithms, inputs from available on-board sensors of ambient conditions, inputs representing contextual data, and/or excitation responses of a gas sensing material to select suitable gas classification and/or gas quantitation models. The data processor can then utilize these gas classification and quantitation models, in combination with measured dielectric responses of a gas sensing material of the gas sensor, to determine classifications and/or concentrations of two or more gases in a fluid sample, while consuming substantially less power than would be consumed if a global comprehensive model were used instead. Thus, the data processor is utilized for linear, nonlinear, and non-monotonic multivariate regressions.

Contact sensitive device for detecting temporally overlapping traces

Systems and methods for detecting temporally overlapping trace events on a touch sensitive device.

Single piece reagent holder

Systems and methods for communication for a distributed control module

A control system for an engine includes a distributed control module configured to be associated with a sensor of the engine, a digital link, and a communication control. The distributed control module is connected to the communication control via the digital link. The communication control includes a bus communication engine configured to communicate with the engine control via a bus, and a memory. The memory includes a first buffer that is associated with the distributed control module and a second buffer that is associated with the bus communication engine.

[UNK]

Systems and methods for correction of variations in speed of signal propagation through a touch contact surface

System and method for on-board data analysis for multi-gas sensing

Gas sensors are disclosed having an on-board, low-power data processor that uses multivariable gas classification and/or gas quantitation models to perform on-board data processing to resolve two or more gases in a fluid sample. To reduce computational complexity, the gas sensor utilizes low-power-consumption multivariable data analysis algorithms, inputs from available on-board sensors of ambient conditions, inputs representing contextual data, and/or excitation responses of a gas sensing material to select suitable gas classification and/or gas quantitation models. The data processor can then utilize these gas classification and quantitation models, in combination with measured dielectric responses of a gas sensing material of the gas sensor, to determine classifications and/or concentrations of two or more gases in a fluid sample, while consuming substantially less power than would be consumed if a global comprehensive model were used instead. Thus, the data processor is utilized for linear, nonlinear, and non-monotonic multivariate regressions.

Processing tow to form tobacco smoke filter plugs and like products

Processing tow to form tobacco smoke filter plugs and like products

Processing tow to form tobacco smoke filter plugs and like products

Multi-frequency sensing system and method

A sensor device may include an electrochemical (EC) gas sensor, a metal-oxide semiconductor (MOS) gas sensor, and control circuitry. The control circuitry may provide EC excitation signals to the EC gas sensor, provide at least two MOS excitation signals to the MOS gas sensor, and detect at least two gases. The control circuitry may detect the gases based on receiving EC response signals from the at least one EC gas sensor based on providing the EC excitation signals, receiving MOS response signals from the MOS gas sensor based on providing the MOS excitation signals, determining a multivariate response pattern based on the EC response signals and the MOS response signals, and differentiating between the at least two gases in contact with the sensor device based on the multivariate response pattern.

Multi-frequency sensing system and method

A sensor device may include an electrochemical (EC) gas sensor, a metal-oxide semiconductor (MOS) gas sensor, and control circuitry. The control circuitry may provide EC excitation signals to the EC gas sensor, provide at least two MOS excitation signals to the MOS gas sensor, and detect at least two gases. The control circuitry may detect the gases based on receiving EC response signals from the at least one EC gas sensor based on providing the EC excitation signals, receiving MOS response signals from the MOS gas sensor based on providing the MOS excitation signals, determining a multivariate response pattern based on the EC response signals and the MOS response signals, and differentiating between the at least two gases in contact with the sensor device based on the multivariate response pattern.