JP7574850B2 - 受光装置 - Google Patents

受光装置 Download PDF

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Publication number
JP7574850B2
JP7574850B2 JP2022533701A JP2022533701A JP7574850B2 JP 7574850 B2 JP7574850 B2 JP 7574850B2 JP 2022533701 A JP2022533701 A JP 2022533701A JP 2022533701 A JP2022533701 A JP 2022533701A JP 7574850 B2 JP7574850 B2 JP 7574850B2
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JP
Japan
Prior art keywords
light
signal
spatial
optical
receivers
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JP2022533701A
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English (en)
Japanese (ja)
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JPWO2022004106A1 (https=
Inventor
俊貴 ▲今▼村
紘也 ▲高▼田
藤男 奥村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
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NEC Corp
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Publication date
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Publication of JPWO2022004106A1 publication Critical patent/JPWO2022004106A1/ja
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Publication of JP7574850B2 publication Critical patent/JP7574850B2/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/695—Arrangements for optimizing the decision element in the receiver, e.g. by using automatic threshold control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/67—Optical arrangements in the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/697—Arrangements for reducing noise and distortion
    • H04B10/6972—Arrangements for reducing noise and distortion using passive filtering
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F77/00—Constructional details of devices covered by this subclass
    • H10F77/40—Optical elements or arrangements
    • H10F77/413—Optical elements or arrangements directly associated or integrated with the devices, e.g. back reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
JP2022533701A 2020-07-01 2021-04-23 受光装置 Active JP7574850B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020113680 2020-07-01
JP2020113680 2020-07-01
PCT/JP2021/016471 WO2022004106A1 (ja) 2020-07-01 2021-04-23 受光装置および通信装置

Publications (2)

Publication Number Publication Date
JPWO2022004106A1 JPWO2022004106A1 (https=) 2022-01-06
JP7574850B2 true JP7574850B2 (ja) 2024-10-29

Family

ID=79315714

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022533701A Active JP7574850B2 (ja) 2020-07-01 2021-04-23 受光装置

Country Status (5)

Country Link
US (1) US12212370B2 (https=)
JP (1) JP7574850B2 (https=)
CN (1) CN115735336A (https=)
DE (1) DE112021003531T5 (https=)
WO (1) WO2022004106A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003258736A (ja) 2002-03-05 2003-09-12 Microsignal Kk 空間光通信用センサ、空間光通信用受信装置、及び該受信装置を含む空間光通信システム
WO2008023583A1 (en) 2006-08-21 2008-02-28 Panasonic Corporation Optical space transmission device using image sensor
JP2016201790A (ja) 2015-04-13 2016-12-01 ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ ギガビットイーサネットテレメトリデータの二方向自由空間レーザー通信システム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6915080B2 (en) * 2000-09-20 2005-07-05 Mark David Heminger Method and apparatus for aligning optical wireless links
JP2002333407A (ja) 2001-05-09 2002-11-22 Horiba Ltd 平面表示装置の欠陥検査装置
TWI441512B (zh) * 2009-10-01 2014-06-11 新力股份有限公司 影像取得裝置及照相機系統
JP5990906B2 (ja) * 2011-12-19 2016-09-14 ソニー株式会社 測定装置、測定方法、プログラムおよび記録媒体
US9772404B2 (en) 2013-01-31 2017-09-26 Sharp Kabushiki Kaisha Optical sensor and electronic device
WO2019012532A1 (en) * 2017-07-11 2019-01-17 Supreme Architecture Ltd. SPATIAL OPTICAL WIRELESS COMMUNICATION SYSTEM
CN107563361B (zh) * 2017-09-30 2023-09-05 苏州迈瑞微电子有限公司 一种传感器像素及光学传感器
JP2019186595A (ja) 2018-04-02 2019-10-24 株式会社島津製作所 光通信装置の受光装置
JP6644921B1 (ja) 2019-01-15 2020-02-12 キヤノンマシナリー株式会社 半田平坦化装置、ダイボンダ、半田平坦化方法、及びボンディング方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003258736A (ja) 2002-03-05 2003-09-12 Microsignal Kk 空間光通信用センサ、空間光通信用受信装置、及び該受信装置を含む空間光通信システム
WO2008023583A1 (en) 2006-08-21 2008-02-28 Panasonic Corporation Optical space transmission device using image sensor
JP2016201790A (ja) 2015-04-13 2016-12-01 ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ ギガビットイーサネットテレメトリデータの二方向自由空間レーザー通信システム

Also Published As

Publication number Publication date
CN115735336A (zh) 2023-03-03
DE112021003531T5 (de) 2023-04-20
US12212370B2 (en) 2025-01-28
US20230261760A1 (en) 2023-08-17
JPWO2022004106A1 (https=) 2022-01-06
WO2022004106A1 (ja) 2022-01-06

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