JP2004015491A5 - - Google Patents

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Publication number
JP2004015491A5
JP2004015491A5 JP2002167008A JP2002167008A JP2004015491A5 JP 2004015491 A5 JP2004015491 A5 JP 2004015491A5 JP 2002167008 A JP2002167008 A JP 2002167008A JP 2002167008 A JP2002167008 A JP 2002167008A JP 2004015491 A5 JP2004015491 A5 JP 2004015491A5
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JP
Japan
Prior art keywords
optical space
space transmission
light
transmission device
counterpart
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.)
Abandoned
Application number
JP2002167008A
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Japanese (ja)
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JP2004015491A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2002167008A priority Critical patent/JP2004015491A/en
Priority claimed from JP2002167008A external-priority patent/JP2004015491A/en
Priority to US10/454,551 priority patent/US7181143B2/en
Publication of JP2004015491A publication Critical patent/JP2004015491A/en
Publication of JP2004015491A5 publication Critical patent/JP2004015491A5/ja
Abandoned legal-status Critical Current

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Claims (9)

複数の相手装置に対して光により情報伝送を行う光空間伝送装置であって、
所定の情報信号で変調された光を射出する光源と、
複数のミラーがマトリクス状に配置され、前記光源から射出された光を反射するミラーアレイユニットとを有し、
前記複数のミラーはそれぞれの向きが可変であって、前記光源からの光を前記複数の相手装置に向けて反射する複数のミラー群を形成するように制御されることを特徴とする光空間伝送装置。An optical space transmission apparatus transmitting information by light to a plurality of destination devices,
A light source that emits light modulated by a predetermined information signal ;
A plurality of mirrors are arranged in a matrix , and have a mirror array unit that reflects light emitted from the light source,
The plurality of mirrors each having a variable direction and controlled to form a plurality of mirror groups that reflect light from the light source toward the plurality of counterpart devices. apparatus. 前記ミラー群の数が可変であることを特徴とする請求項１に記載の光空間伝送装置。The optical space transmission device according to claim 1, wherein the number of the mirror groups is variable. 前記ミラー群のそれぞれを構成するミラーの数を、前記相手装置までの距離に応じて変更することを特徴とする請求項１または２に記載の光空間伝送装置。The optical space transmission device according to claim 1 or 2, wherein the number of mirrors constituting each of the mirror groups is changed according to a distance to the counterpart device. 前記各ミラー群による光の集光度を、前記相手装置までの距離に応じて変更することを特徴とする請求項１乃至３に記載の光空間伝送装置。4. The optical space transmission device according to claim 1, wherein the degree of light collection by each of the mirror groups is changed according to a distance to the counterpart device. 5. 複数の相手装置に対して光により情報伝送を行う光空間伝送装置であって、
前記複数の相手装置から射出された光を受光する受光素子と、
複数のミラーがマトリクス状に配置され、前記複数の相手装置から射出された光を前記受光素子に向けて反射するミラーアレイユニットとを有し、
前記複数のミラーはそれぞれの向きが可変であって、前記複数の相手装置から射出された光を前記受光素子に向けて反射する複数のミラー群を形成するように制御されることを特徴とする光空間伝送装置。An optical space transmission device that transmits information to a plurality of counterpart devices by light ,
A light receiving element that receives light emitted from the plurality of counterpart devices ;
A plurality of mirrors arranged in a matrix , and having a mirror array unit that reflects light emitted from the plurality of counterpart devices toward the light receiving element;
Each of the plurality of mirrors is variable in direction, and is controlled to form a plurality of mirror groups that reflect light emitted from the plurality of counterpart devices toward the light receiving element. Optical space transmission equipment. 前記ミラー群の数が可変であることを特徴とする請求項５に記載の光空間伝送装置。6. The optical space transmission device according to claim 5, wherein the number of the mirror groups is variable. 前記ミラー群のそれぞれを構成するミラーの数を、前記相手装置までの距離に応じて変更することを特徴とする請求項５または６に記載の光空間伝送装置。The optical space transmission device according to claim 5 or 6, wherein the number of mirrors constituting each of the mirror groups is changed according to a distance to the counterpart device. 前記各ミラー群による光の集光度を、前記相手装置までの距離に応じて変更することを特徴とする請求項５乃至７に記載の光空間伝送装置。The optical space transmission device according to any one of claims 5 to 7, wherein a degree of light collection by each of the mirror groups is changed according to a distance to the counterpart device. 請求項１に記載の光空間伝送装置と、請求項５に記載の光空間伝送装置とを含むことを特徴とする光空間伝送システム。An optical space transmission system comprising the optical space transmission device according to claim 1 and the optical space transmission device according to claim 5 .
JP2002167008A 2002-06-05 2002-06-07 Free-space optical transmission apparatus and system thereof Abandoned JP2004015491A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002167008A JP2004015491A (en) 2002-06-07 2002-06-07 Free-space optical transmission apparatus and system thereof
US10/454,551 US7181143B2 (en) 2002-06-05 2003-06-03 Free space optics communication apparatus and free space optics communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002167008A JP2004015491A (en) 2002-06-07 2002-06-07 Free-space optical transmission apparatus and system thereof

Publications (2)

Publication Number Publication Date
JP2004015491A JP2004015491A (en) 2004-01-15
JP2004015491A5 true JP2004015491A5 (en) 2005-09-08

Family

ID=30434382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002167008A Abandoned JP2004015491A (en) 2002-06-05 2002-06-07 Free-space optical transmission apparatus and system thereof

Country Status (1)

Country Link
JP (1) JP2004015491A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5265788B2 (en) * 2012-01-19 2013-08-14 ランプサーブ株式会社 Space dividing device and light receiving device using the space dividing device
WO2014147666A1 (en) * 2013-03-22 2014-09-25 Kaminao Minoru Space dividing device and light receiving apparatus using space dividing device
US20190036617A1 (en) * 2013-05-07 2019-01-31 Minoru Kaminao Receiving Unit For Optical Communication, Optical Communication Apparatus And Optical Communication Method
FR3120280A1 (en) * 2021-02-26 2022-09-02 Omninov Light communication access point, and methods using this access point

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