JP4573885B2 - 照明光受信装置及び照明光通信システム - Google Patents
照明光受信装置及び照明光通信システム Download PDFInfo
- Publication number
- JP4573885B2 JP4573885B2 JP2008167395A JP2008167395A JP4573885B2 JP 4573885 B2 JP4573885 B2 JP 4573885B2 JP 2008167395 A JP2008167395 A JP 2008167395A JP 2008167395 A JP2008167395 A JP 2008167395A JP 4573885 B2 JP4573885 B2 JP 4573885B2
- Authority
- JP
- Japan
- Prior art keywords
- illumination light
- light receiving
- light
- wavelength
- dispersion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- H04B10/116—Visible light communication
-
- 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
- H04B10/1141—One-way transmission
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Light Receiving Elements (AREA)
- Optical Couplings Of Light Guides (AREA)
Description
20 照明光送信装置
30 照明光受信装置
31 波長分解機構部
32 分散抑制機構部
33 受光部
40 復調器
D データ信号
X 照明光(可視光)
Claims (2)
- 3原色の波長に割り当てられた光信号データを含む可視光を前記3原色に係る波長ごとに分解する波長分解機構部と、
前記波長分解機構部の出力光の分散を抑制する分散抑制機構部と、
分解した前記3原色の波長毎に前記分散抑制機構部の出力光が単独で照射され、前記光信号データを電気信号に変換して取り出す受光部と、
を有して成る照明光受信装置であって、
前記波長分解機構部は、プリズム又は回折格子を有して成り、前記分散抑制機構部は、干渉フィルタを有して成ることを特徴とする照明光受信装置。 - 請求項1に記載の照明光受信装置を有して成ることを特徴とする照明光通信システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008167395A JP4573885B2 (ja) | 2008-06-26 | 2008-06-26 | 照明光受信装置及び照明光通信システム |
US12/403,782 US8050571B2 (en) | 2008-06-26 | 2009-03-13 | Illumination light receiver and illumination light communications system |
CN200910127859A CN101615955A (zh) | 2008-06-26 | 2009-04-02 | 照明光接收器和照明光通信*** |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008167395A JP4573885B2 (ja) | 2008-06-26 | 2008-06-26 | 照明光受信装置及び照明光通信システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010011028A JP2010011028A (ja) | 2010-01-14 |
JP4573885B2 true JP4573885B2 (ja) | 2010-11-04 |
Family
ID=41447607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008167395A Expired - Fee Related JP4573885B2 (ja) | 2008-06-26 | 2008-06-26 | 照明光受信装置及び照明光通信システム |
Country Status (3)
Country | Link |
---|---|
US (1) | US8050571B2 (ja) |
JP (1) | JP4573885B2 (ja) |
CN (1) | CN101615955A (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011008216A1 (en) | 2009-07-17 | 2011-01-20 | Hewlett-Packard Development Company, L.P. | Non-periodic grating reflectors with focusing power and methods for fabricatting the same |
WO2011037563A1 (en) * | 2009-09-23 | 2011-03-31 | Hewlett-Packard Development Company, L.P. | Optical devices based on diffraction gratings |
CN102714395B (zh) | 2010-01-29 | 2015-06-10 | 惠普发展公司,有限责任合伙企业 | 具有非周期性光栅的垂直腔表面发射激光器 |
WO2011093893A1 (en) | 2010-01-29 | 2011-08-04 | Hewlett-Packard Development Company, L.P. | Optical devices based on non-periodic sub-wavelength gratings |
US8842363B2 (en) * | 2010-01-29 | 2014-09-23 | Hewlett-Packard Development Company, L.P. | Dynamically varying an optical characteristic of light by a sub-wavelength grating |
JP5777722B2 (ja) | 2010-10-29 | 2015-09-09 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. | 小モード体積垂直共振器面発光レーザ |
KR101850815B1 (ko) * | 2011-03-08 | 2018-04-20 | 삼성전자주식회사 | 무선 네트워크 시스템, 무선 디바이스 및 무선 디바이스의 네트워크 등록 방법 |
JP5891393B2 (ja) * | 2011-07-15 | 2016-03-23 | パナソニックIpマネジメント株式会社 | 照明光通信装置及びそれを用いた照明器具、並びに照明システム |
JP5906408B2 (ja) * | 2011-07-15 | 2016-04-20 | パナソニックIpマネジメント株式会社 | 照明光通信装置及びそれを用いた照明器具、並びに照明システム |
US20150155938A1 (en) * | 2013-09-16 | 2015-06-04 | Clutch Authentication Systems, Llc | System and method for communication over color encoded light patterns |
US20150104184A1 (en) * | 2013-09-16 | 2015-04-16 | Clutch Authentication Systems, Llc | System and method for communication over color encoded light patterns |
US9787404B2 (en) * | 2013-09-16 | 2017-10-10 | Clutch Authentication Systems, Llc | System and method for communication over color encoded light patterns |
US9548814B2 (en) * | 2013-09-16 | 2017-01-17 | Clutch Authentication Systems, Llc | System and method for communication over color encoded light patterns |
US20150155937A1 (en) * | 2013-09-16 | 2015-06-04 | Clutch Authentication Systems, Llc | System and method for communication over color encoded light patterns |
US10238298B2 (en) | 2015-01-08 | 2019-03-26 | Nec Corporation | Method and apparatus for photoacoustic tomography using optical orbital angular momentum (OAM) |
GB201601934D0 (en) * | 2016-02-03 | 2016-03-16 | Isis Innovation | A receiver for data communications, a receiver system, and a data communications system |
JP6590738B2 (ja) * | 2016-03-08 | 2019-10-16 | 三菱電機株式会社 | 光波長多重復調装置 |
GB201710545D0 (en) | 2017-06-30 | 2017-08-16 | Purelifi Ltd | Optical wireless communication system and method |
KR102649560B1 (ko) * | 2019-05-24 | 2024-03-19 | 삼성전자주식회사 | 광학 무선 통신 시스템 |
Citations (5)
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JPS6290042A (ja) * | 1985-10-15 | 1987-04-24 | Nippon Telegr & Teleph Corp <Ntt> | 光分波回路 |
JP2002290335A (ja) * | 2001-03-28 | 2002-10-04 | Sony Corp | 光空間伝送装置 |
JP2003287646A (ja) * | 2002-03-27 | 2003-10-10 | Nippon Sheet Glass Co Ltd | 光通信用モジュール |
JP2007013485A (ja) * | 2005-06-29 | 2007-01-18 | Kyocera Corp | 可視光通信装置、可視光通信システム、及び見かけの照度変更方法 |
JP2009071542A (ja) * | 2007-09-12 | 2009-04-02 | Sharp Corp | 照明光受信装置及び照明光通信システム |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06121325A (ja) | 1992-10-07 | 1994-04-28 | Nippon Hoso Kyokai <Nhk> | カラー撮像装置 |
JPH0777627A (ja) | 1993-09-09 | 1995-03-20 | Toshiba Corp | 光合分波器および光合分波装置 |
US5917625A (en) * | 1993-09-09 | 1999-06-29 | Kabushiki Kaisha Toshiba | High resolution optical multiplexing and demultiplexing device in optical communication system |
JPH09247693A (ja) | 1996-03-08 | 1997-09-19 | Mitsubishi Electric Corp | テレビカメラ装置およびカラー映像生成方法 |
US6542259B1 (en) * | 1999-02-23 | 2003-04-01 | Hewlett-Packard Company | Imaging system with color corrected light source |
JP2008092303A (ja) | 2006-10-02 | 2008-04-17 | Sharp Corp | 光送信装置、光送信システム、光受信装置、および光通信システム |
-
2008
- 2008-06-26 JP JP2008167395A patent/JP4573885B2/ja not_active Expired - Fee Related
-
2009
- 2009-03-13 US US12/403,782 patent/US8050571B2/en not_active Expired - Fee Related
- 2009-04-02 CN CN200910127859A patent/CN101615955A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6290042A (ja) * | 1985-10-15 | 1987-04-24 | Nippon Telegr & Teleph Corp <Ntt> | 光分波回路 |
JP2002290335A (ja) * | 2001-03-28 | 2002-10-04 | Sony Corp | 光空間伝送装置 |
JP2003287646A (ja) * | 2002-03-27 | 2003-10-10 | Nippon Sheet Glass Co Ltd | 光通信用モジュール |
JP2007013485A (ja) * | 2005-06-29 | 2007-01-18 | Kyocera Corp | 可視光通信装置、可視光通信システム、及び見かけの照度変更方法 |
JP2009071542A (ja) * | 2007-09-12 | 2009-04-02 | Sharp Corp | 照明光受信装置及び照明光通信システム |
Also Published As
Publication number | Publication date |
---|---|
US20090324248A1 (en) | 2009-12-31 |
US8050571B2 (en) | 2011-11-01 |
CN101615955A (zh) | 2009-12-30 |
JP2010011028A (ja) | 2010-01-14 |
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