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Применить Всего найдено 16. Отображено 16.
17-12-2019 дата публикации

Radio communication apparatus, radio communication system, connection management method, and non-transitory computer readable medium

Номер: US0010512016B2
Автор: Masaya Igawa, IGAWA MASAYA, Igawa, Masaya
Принадлежит: NEC PLATFORMS, LTD., NEC PLATFORMS LTD, NEC Platforms, Ltd.

A radio communication apparatus (10) according to the present disclosure includes: a communication unit (11) connected to at least one radio terminal (20) via wireless LAN; a communication unit (12) connected to a radio communication apparatus (30) including a sensor via wireless LAN and receiving a result of a detection in the sensor indicating that a person is approaching from the radio communication apparatus (30); a monitoring unit (13) for monitoring a radio wave condition between the communication unit (11) and the at least one radio terminal (22) to which the communication unit (11) is connected via wireless LAN; and a connection control unit (14) for canceling, when the result of the detection is received, wireless LAN connection with a radio terminal in which the radio wave condition is lower than a predetermined quality.

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Номер записи: 1
21-01-2014 дата публикации

Original document size detection device

Номер: US0008634083B2
Автор: Masaya Igawa, Satoshi Komatsu, Hiroyuki Okada, Koushi Takano, Takao Sakurai, IGAWA MASAYA, KOMATSU SATOSHI, OKADA HIROYUKI, TAKANO KOUSHI, SAKURAI TAKAO
Принадлежит: NEC AccessTechnica, Ltd., NEC Engineering, Ltd., IGAWA MASAYA, KOMATSU SATOSHI, OKADA HIROYUKI, TAKANO KOUSHI, SAKURAI TAKAO, NEC ACCESSTECHNICA LTD, NEC ENGINEERING LTD, NEC ACCESSTECHNICA, LTD., NEC ENGINEERING, LTD.

An original document size detection device of the present invention is characterized by comprising a document reading table, a light source which irradiates an original document placed on the document reading table, a cover body which covers the original document, a light detection unit which detects a reflected light that a light from the light source is reflected by the original document and an external light that enters the surface of the document reading table when the cover body is lifted, a masking unit which masks an output signal based on the external light in the output signal of the light detection unit based on the reflected light and the external light, and a determination unit which determines a size of the original document in a main scanning direction based on the output signal of the light detection unit that is masked by the masking unit.

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Номер записи: 2
15-02-2022 дата публикации

Wireless LAN system, communication speed upper limit setting method, and non-transitory computer-readable medium having communication speed upper limit setting program stored thereon

Номер: US0011252609B2
Автор: Masaya Igawa
Принадлежит: NEC Platforms, Ltd.

A wireless LAN access point is configured to perform a shaping operation to calculate and set an upper limit of communication speeds of belonging mobile units when the number of the belonging mobile units is equal to or more than a preset threshold. The wireless LAN access point is configured to extract a highest one or a lowest one of data transfer rates that are detected by analyzing header parts of communication packets to be exchanged respectively with the belonging mobile units as a shaping data-transfer rate. The wireless LAN access point is configured to calculate the upper limit of the communication speeds of the belonging mobile units on the basis of a correction factor that is arbitrarily set for converting the shaping data-transfer rate to an effective data-transfer rate, on the basis of the shaping data-transfer rate, and on the basis of the number of the belonging mobile units.

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Номер записи: 3
21-02-2013 дата публикации

ORIGINAL DOCUMENT SIZE DETECTION DEVICE

Номер: US20130044334A1
Автор: IGAWA Masaya, KOMATSU Satoshi, Okada Hiroyuki, Sakurai Takao, TAKANO Koushi
Принадлежит:

An original document size detection device of the present invention is characterized by comprising a document reading table, a light source which irradiates an original document placed on the document reading table, a cover body which covers the original document, a light detection unit which detects a reflected light that a light from the light source is reflected by the original document and an external light that enters the surface of the document reading table when the cover body is lifted, a masking unit which masks an output signal based on the external light in the output signal of the light detection unit based on the reflected light and the external light, and a determination unit which determines a size of the original document in a main scanning direction based on the output signal of the light detection unit that is masked by the masking unit. 1. An original document size detection device characterized by comprisinga document reading table,a light source which irradiates an original document placed on the document reading table,a cover body which covers the original document,a light detection unit which detects a reflected light that a light from the light source is reflected by the original document and an external light that enters the surface of the document reading table when the cover body is lifted,a masking unit which masks an output signal based on the external light in the output signal of the light detection unit based on the reflected light and the external light, anda determination unit which determines a size of the original document in a main scanning direction based on the output signal of the light detection unit that is masked by the masking unit.2. The original document size detection device according to characterized in that the determination unit determines that the size of the original document in the main scanning direction is maximum when an output signal of the light detection unit that is masked by the masking unit remains in a ...

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Номер записи: 4
21-02-2013 дата публикации

Original document size detection device

Номер: US20130044357A1
Автор: Hiroyuki Okada, Koushi Takano, Masaya Igawa, Satoshi Komatsu, Takao Sakurai
Принадлежит: NEC AccessTechnica Ltd, NEC Engineering Ltd

An original document size detection device characterized by comprising a document reading table, a light source which irradiates an original document placed on the document reading table, a cover body which covers the original document, a light detection unit which detects a reflected light that a light from the light source is reflected by the original document, an angle detection unit which detects an opening angle of the cover body and has a first photo sensor, a second photo sensor, a third photo sensor, and a shield plate, and a determination unit which determines the size of the original document in a sub-scanning direction when the opening angle of the cover body is equal to an angle al and the size of the original document in a main scanning direction when the opening angle of the cover body is equal to an angle α 2 (α 1>α2 ) based on an output signal of the light detection unit and an output signal of the angle detection unit.

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Номер записи: 5
23-03-2017 дата публикации

CONTROL DEVICE, COMMUNICATION SYSTEM, CONTROL METHOD, AND PROGRAM

Номер: US20170085777A1
Автор: IGAWA Masaya
Принадлежит: NEC Platforms, Ltd.

The present invention remotely controls an electric apparatus and readily checks results of the control. This control device includes: an imaging unit which performs imaging to capture an image; a network communication unit which transmits the image captured by the imaging unit to a communication terminal via a communication network and receives a signal transmitted from the communication terminal via the communication network; and a control signal transmission unit which transmits control signal for controlling an electric apparatus to the electric apparatus based on the signal received by the network communication unit. 1. A control device comprising:an imaging unit which performs imaging to capture an image;a network communication unit which transmits the image captured by the imaging unit to a communication terminal via a communication network and receives a signal transmitted from the communication terminal via the communication network; anda control signal transmission unit which transmits a control signal for controlling an electric apparatus to the electric apparatus based on the signal received by the network communication unit.2. The control device according to claim 1 , comprising a storage unit which stores an infrared remote control code for controlling the electric apparatus claim 1 ,wherein the control signal transmission unit transmits the infrared remote control code stored in the storage unit as the control signal by using infrared radiation.3. The control device according to claim 2 , comprising an infrared control unit which learns the infrared remote control code claim 2 ,wherein the storage unit stores the infrared remote control code learned by the infrared control unit.4. The control device according to claim 1 , whereinthe imaging unit and the control signal transmission unit are disposed so that a transmission direction in which the control signal transmission unit transmits the control signal is included in a capturing area of the imaging ...

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Номер записи: 6
13-09-2018 дата публикации

Radio communication apparatus, radio communication system, connection management method, and non-transitory computer readable medium

Номер: US20180262964A1
Автор: Masaya Igawa
Принадлежит: NEC Platforms Ltd

A radio communication apparatus (10) according to the present disclosure includes: a communication unit (11) connected to at least one radio terminal (20) via wireless LAN; a communication unit (12) connected to a radio communication apparatus (30) including a sensor via wireless LAN and receiving a result of a detection in the sensor indicating that a person is approaching from the radio communication apparatus (30); a monitoring unit (13) for monitoring a radio wave condition between the communication unit (11) and the at least one radio terminal (22) to which the communication unit (11) is connected via wireless LAN; and a connection control unit (14) for canceling, when the result of the detection is received, wireless LAN connection with a radio terminal in which the radio wave condition is lower than a predetermined quality.

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Номер записи: 7
03-09-2020 дата публикации

Wireless lan system, communication speed upper limit setting method, and non-transitory computer-readable medium having communication speed upper limit setting program stored thereon

Номер: US20200280884A1
Автор: Masaya Igawa
Принадлежит: NEC Platforms Ltd

A wireless LAN access point is configured to perform a shaping operation to calculate and set an upper limit of communication speeds of belonging mobile units when the number of the belonging mobile units is equal to or more than a preset threshold. The wireless LAN access point is configured to extract a highest one or a lowest one of data transfer rates that are detected by analyzing header parts of communication packets to be exchanged respectively with the belonging mobile units as a shaping data-transfer rate. The wireless LAN access point is configured to calculate the upper limit of the communication speeds of the belonging mobile units on the basis of a correction factor that is arbitrarily set for converting the shaping data-transfer rate to an effective data-transfer rate, on the basis of the shaping data-transfer rate, and on the basis of the number of the belonging mobile units.

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Номер записи: 8
05-04-2017 дата публикации

Control device, communication system, control method, and program

Номер: EP3151537A1
Автор: Masaya Igawa
Принадлежит: NEC Platforms Ltd

The present invention remotely controls an electric apparatus and readily checks results of the control. This control device includes: an imaging unit which performs imaging to capture an image; a network communication unit which transmits the image captured by the imaging unit to a communication terminal via a communication network and receives a signal transmitted from the communication terminal via the communication network; and a control signal transmission unit which transmits control signal for controlling an electric apparatus to the electric apparatus based on the signal received by the network communication unit.

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Номер записи: 9
28-02-2013 дата публикации

原稿サイズ検出装置

Номер: JP2013042372A
Автор: Hiroyuki Okada, Masaya Igawa, Sei Komatsu, Takao Sakurai, Tsuyoshi Takano, 剛史 高野, 正哉 井川, 聖 小松, 裕之 岡田, 貴男 櫻井
Принадлежит: NEC AccessTechnica Ltd, NEC Engineering Ltd

【課題】原稿カバーが高速で閉じられる場合でも、原稿台に置かれた原稿のサイズが正確に判定される低廉な原稿読取装置を提供することである。 【解決手段】原稿台と、前記原稿台に置かれた原稿に光を照射する光源と、前記原稿台に置かれた原稿を覆うカバー体と、光検出手段と、マスキング手段と、判定手段とを具備した原稿サイズ検出装置であって、前記光検出手段は、前記光源からの光が前記原稿台に置かれた原稿によって反射されて来た反射光と、前記カバー体の一部開状態時に前記原稿台上に入って来た外光とを検出する手段であり、前記マスキング手段は、前記反射光と前記外光とに基づく前記光検出手段の出力信号の中の前記外光に基づく出力信号をマスキングする手段であり、前記判定手段は、前記マスキング手段でマスキングされた前記光検出手段の出力信号に基づいて前記原稿の主走査方向の大きさの判定を行う手段である。 【選択図】図１４

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Номер записи: 10
28-02-2013 дата публикации

原稿サイズ検出装置

Номер: JP2013042373A
Автор: Hiroyuki Okada, Masaya Igawa, Sei Komatsu, Takao Sakurai, Tsuyoshi Takano, 剛史 高野, 正哉 井川, 聖 小松, 裕之 岡田, 貴男 櫻井
Принадлежит: NEC AccessTechnica Ltd, NEC Engineering Ltd

【課題】原稿カバーが高速で閉じられる場合でも、原稿台に置かれた原稿のサイズが正確に判定される低廉な原稿読取装置を提供する。 【解決手段】原稿台と、前記原稿台に置かれた原稿に光を照射する光源と、前記原稿台に置かれた原稿を覆うカバー体と、前記光源からの光が前記原稿台に置かれた原稿によって反射された反射光を検出する検出手段と、第１〜第３のフォトセンサと、前記カバー体の開角度に起因して前記３個のフォトセンサを下記表１の如くに動作せしめる遮蔽板との検出手段の出力信号に基づいて、前記カバー体の開角度がα １ の時に、副走査方向の大きさの判定を行い、前記カバー体の開角度がα ２ （α １ ＞α ２ ）の時に、主走査方向の大きさの判定を行う判定手段とを具備する原稿サイズ検出装置。 【選択図】図４

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Номер записи: 11
18-08-2011 дата публикации

オシロスコープ制御システム及びそれに用いるオシロスコープ制御方法

Номер: JP2011158405A
Автор: Masaya Igawa, 正哉 井川
Принадлежит: NEC AccessTechnica Ltd

【課題】 複雑な機構や制御を採用することなく、手を使わずに容易にかつ精度良くオシロスコープを操作可能なオシロスコープ制御システムを提供する。 【解決手段】 オシロスコープ制御システムは、波形を観測するための波形入力端子（１１）と、波形入力端子から入力された波形データの記録タイミングを制御するトリガ回路（１９）とを少なくとも含むオシロスコープ（１）における測定制御を行う。オシロスコープ制御システムは、オシロスコープ（１）に取り付けられかつオシロスコープ（１）の使用者の音声を認識する音声認識機器（２）を有する。オシロスコープ（１）は、波形の測定時に当該波形のトリガ状態を確認する確認手段（マイクロプロセッサ１６）を有し、確認手段（１６）が波形にトリガがかかっている状態を確認した場合に音声認識機器（２）の認識結果を基に使用者の音声入力によるオシロスコープ（１）の制御を有効化する。 【選択図】 図１

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Номер записи: 12
03-07-2014 дата публикации

無線中継装置およびその制御方法

Номер: JP2014123997A
Автор: Masaya Igawa, 正哉 井川
Принадлежит: NEC AccessTechnica Ltd

【課題】データ中継に起因する無線親機と無線子機との間でのデータ送信に要する時間の増大を抑制する。 【解決手段】本発明の無線中継装置は、無線親機と第１のチャンネルを介して無線通信を行う第１の無線部と、無線子機と第２のチャンネルを介して無線通信を行う第２の無線部と、前記第１および第２の無線部に、並行して無線通信を行わせ、前記無線親機と前記無線子機との間でのデータの送受信を行わせる制御部と、を有する。 【選択図】図２

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Номер записи: 13
08-04-2021 дата публикации

中継装置、接続制御方法、制御プログラム、及び通信システム

Номер: JP2021057662A
Автор: Masaya Igawa, Tetsuya Nakamura, Tomohiro YOKOO, 中村　哲也, 哲也 中村, 智博 横尾, 横尾　智博, 正哉 井川
Принадлежит: NEC Platforms Ltd

【課題】接続設定を簡便にしつつセキュリティを向上させることができる、中継装置、接続制御方法、制御プログラム、及び通信システムを提供する。【解決手段】中継装置１０にて取得部１１は、通信可能エリアＡ１内に設置予定の無線通信装置３０の識別情報、並びに、無線通信装置３０による中継装置１０への仮接続のための、第１のサービス識別子及び無線通信装置３０に固有の第１の暗号鍵を管理サーバ２０から取得する。接続制御部１２は、第１のサービス識別子及び第１の暗号鍵が既に設定されている無線通信装置３０が通信可能エリアＡ１に設置されたときに送信した最終接続要求を受け取った場合、最終接続要求に応じた応答を無線通信装置３０へ送信する。この応答は、中継装置１０の第２のサービス識別子及び第２の暗号鍵を含む。【選択図】図２

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Номер записи: 14
16-08-2018 дата публикации

管理サーバ、無線ｌａｎ負荷分散システム、方法及びプログラム

Номер: JP2018129665A
Автор: Masaya Igawa, 正哉 井川
Принадлежит: NEC Platforms Ltd

【課題】無線通信環境に応じて、最適な周波数帯域を使用することが可能な管理サーバ、無線ＬＡＮ負荷分散システム、方法及びプログラムを提供すること。【解決手段】本発明に係る管理サーバ１２は、複数の周波数帯域ｆ１−ｆｍのそれぞれにおいて使用されるキャリア数Ｎ１−Ｎｍを取得する取得部と、過去から現在までのキャリア数を記憶する記憶部１２４と、過去のキャリア数と現在のキャリア数との間のキャリア変化量ΔＮがキャリア所定値ΔＮｔｈ以上の場合、キャリア所定値ΔＮｔｈ以上となった周波数帯域を切替元周波数帯域に決定する決定部と、切替元周波数帯域をアクセスポイント１１に通知し切替指示を行う指示部と、を備える。【選択図】図２

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Номер записи: 15
30-04-2021 дата публикации

無線ｌａｎアクセスポイント、通信システム、制御方法および制御プログラム

Номер: JP2021069085A
Автор: Masaya Igawa, 正哉 井川
Принадлежит: NEC Platforms Ltd

【課題】地震センサの測定結果に基づいて、緊急無線通信モードによる無線通信を開始することが可能な無線ＬＡＮアクセスポイント、通信システム、制御方法、および制御プログラムを提供する。【解決手段】本発明にかかる無線ＬＡＮアクセスポイント１００は、地震センサから測定結果を取得する測定結果取得部１１０と、測定結果に基づいて地震の影響を判定する判定部１２０と、判定部１２０の判定結果に基づいて、無線通信のモードを、通常無線通信モードから地震時の緊急事態において使用されるための緊急無線通信モードに変更する、制御部１３０と、を備える。【選択図】図２

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Номер записи: 16