JP2005065221A - 自由空間光バス - Google Patents
自由空間光バス Download PDFInfo
- Publication number
- JP2005065221A JP2005065221A JP2004103345A JP2004103345A JP2005065221A JP 2005065221 A JP2005065221 A JP 2005065221A JP 2004103345 A JP2004103345 A JP 2004103345A JP 2004103345 A JP2004103345 A JP 2004103345A JP 2005065221 A JP2005065221 A JP 2005065221A
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- signal
- circuit unit
- signals
- bus
- optical
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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
- H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
- H04B10/801—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water using optical interconnects, e.g. light coupled isolators, circuit board interconnections
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
Abstract
【解決手段】 第1の回路ユニットは、複数のバス信号を結合して電子複合信号を取得するマルチプレクサと、この電子複合信号によって駆動され、光信号を送信するレーザとを有している。第2の回路ユニットは自由空間ギャップによって第1の回路ユニットと分離されている。この第2の回路ユニットは、光信号を受信し、この光信号を電子複合信号に変換する光検出器と、電子複合信号を複数の組成信号に分割するデマルチプレクサとを有している。
【選択図】 図1
Description
Claims (10)
- 複数のバス信号を結合して電子結合信号を取得するマルチプレクサ、および
前記電子結合信号によって駆動され、光信号を送信するレーザ、
を有する第1の回路ユニットと、
前記光信号を受信し、それを電子複合信号に変換する光検出器、および
前記電子複合信号を複数の組成信号に分割するデマルチプレクサ、
を有し、自由空間ギャップによって前記第1の回路ユニットと分離されている第2の回路ユニットと、
を備えた自由空間光バスシステム。 - 請求項1に記載のシステムにおいて、前記複数のバス信号は第1のデータ速度で送信され、前記光信号は第2のデータ速度で送信される、システム。
- 請求項1に記載のシステムにおいて、前記第2の回路ユニットは、前記第1の回路ユニットの第2の光検出器に光信号を送信する第2のレーザをさらに備えているシステム。
- 請求項1に記載のシステムにおいて、第3の回路ユニットをさらに備え、該第3の回路ユニットは、前記第3の回路ユニットの第1の表面から前記第3の回路ユニットの第2の表面まで広がるとともに、前記第3の回路ユニットを介して前記第2の回路ユニットに光信号が送信されるのを可能にする開口を有する、システム。
- 請求項4に記載のシステムにおいて、リレーレンズをさらに備え、該リレーレンズは、前記第1の回路ユニットから前記第2の回路ユニットに送信される光信号が前記開口を通過するとき、前記リレーレンズで再度集束されるように、前記開口に配置される、システム。
- 請求項1に記載のシステムにおいて、前記システムはデジタル通信システム内のシステムバスとして実装されるシステム。
- 請求項1に記載のシステムにおいて、前記第1の回路ユニットはアンテナアレイおよび増幅器をさらに備え、前記第2の回路ユニットは少なくとも1つのアナログ信号処理コンポーネントをさらに備えているシステム。
- 請求項1に記載のシステムにおいて、前記第2の回路ユニットはルーティング情報を各組成信号に与えるルータをさらに備えているシステム。
- 請求項1に記載のシステムにおいて、前記第1の回路ユニットは、前記バス信号内の少なくとも1つのエンコードされたエラー検出ビットに従ってエラーについて前記バス信号を検査するデコーダをさらに備えているシステム。
- 請求項1に記載のシステムにおいて、前記第2の回路ユニットは前記組成信号における少なくとも1つのエラー検出ビットをエンコードするコーダをさらに備えているシステム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/639,992 US7403715B2 (en) | 2003-08-13 | 2003-08-13 | Free space optical bus |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2005065221A true JP2005065221A (ja) | 2005-03-10 |
Family
ID=33565248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004103345A Pending JP2005065221A (ja) | 2003-08-13 | 2004-03-31 | 自由空間光バス |
Country Status (3)
Country | Link |
---|---|
US (1) | US7403715B2 (ja) |
EP (1) | EP1507344A3 (ja) |
JP (1) | JP2005065221A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019163713A1 (ja) * | 2018-02-20 | 2019-08-29 | 日本電気株式会社 | ブレード装置 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050141895A1 (en) * | 2003-12-31 | 2005-06-30 | Ruiz Everardo D. | Isolating radio frequency components of a wireless device |
WO2006058142A2 (en) * | 2004-11-24 | 2006-06-01 | Sioptical, Inc. | Soi-based optical interconnect arrangement |
US20060251421A1 (en) * | 2005-05-09 | 2006-11-09 | Ben Gurion University Of The Negev, Research And Development Authority | Improved free space optical bus |
US20070092257A1 (en) * | 2005-10-21 | 2007-04-26 | Smith Dale T | Optical interface for communicating optical transceiver status information |
DE102006014848A1 (de) * | 2006-03-30 | 2007-10-04 | Rohde & Schwarz Gmbh & Co. Kg | Optisches Datenbus-System |
US20080165400A1 (en) * | 2007-01-10 | 2008-07-10 | Advanced Communication Concepts | Holographic Optical Interleave System and Method |
CN102203650B (zh) * | 2008-10-31 | 2016-04-20 | 惠普开发有限公司 | 光学连接器互连系统和方法 |
US7934045B2 (en) * | 2009-06-09 | 2011-04-26 | International Business Machines Corporation | Redundant and fault tolerant control of an I/O enclosure by multiple hosts |
US9747503B2 (en) | 2015-12-30 | 2017-08-29 | Surefire Llc | Optical narrowcasting augmented reality |
WO2018063230A1 (en) * | 2016-09-29 | 2018-04-05 | Intel Corporation | Free air optical backplane interconnect |
US9853740B1 (en) * | 2017-06-06 | 2017-12-26 | Surefire Llc | Adaptive communications focal plane array |
JP6714167B2 (ja) * | 2017-08-08 | 2020-06-24 | 日本電信電話株式会社 | 光送信機、光受信機及び通信システム |
US10236986B1 (en) | 2018-01-05 | 2019-03-19 | Aron Surefire, Llc | Systems and methods for tiling free space optical transmissions |
US10250948B1 (en) | 2018-01-05 | 2019-04-02 | Aron Surefire, Llc | Social media with optical narrowcasting |
JP2021129167A (ja) * | 2020-02-12 | 2021-09-02 | 日本電気株式会社 | 光無線伝送システム |
EP4140064A1 (en) * | 2020-06-01 | 2023-03-01 | Purelifi Limited | Optical wireless communication apparatus and method |
CN115113344A (zh) * | 2021-03-18 | 2022-09-27 | 富士康(昆山)电脑接插件有限公司 | 无接触式连接器及其组件 |
Family Cites Families (22)
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US81281A (en) * | 1868-08-18 | Improvement in bustles | ||
US21855A (en) * | 1858-10-19 | Umbrella | ||
GB2101828B (en) | 1981-07-14 | 1985-02-13 | Standard Telephones Cables Ltd | Exchange cabling |
US4706241A (en) * | 1985-03-12 | 1987-11-10 | Pacific Bell | Low speed gate circuit |
US5054873A (en) * | 1989-12-04 | 1991-10-08 | Northrop Corporation | High density integrated optical multiplexer/demultiplexer |
US5198684A (en) * | 1990-08-15 | 1993-03-30 | Kabushiki Kaisha Toshiba | Semiconductor integrated circuit device with optical transmit-receive means |
US5204866A (en) * | 1990-10-15 | 1993-04-20 | International Business Machines Corporation | Bidirectional free-space optical bus for electronics systems |
US5113403A (en) * | 1990-10-15 | 1992-05-12 | International Business Machines Corporation | Bidirectional free-space optical bus for electronics systems |
US5200631A (en) * | 1991-08-06 | 1993-04-06 | International Business Machines Corporation | High speed optical interconnect |
US5552920A (en) * | 1995-06-07 | 1996-09-03 | Glynn; Thomas W. | Optically crosslinked communication system (OCCS) |
US5823476A (en) * | 1995-12-22 | 1998-10-20 | Hughes Electronics Corporation | Device and method for equalizing heat dissipation between multiple radiators on a spacecraft |
US5832147A (en) * | 1996-11-27 | 1998-11-03 | Motorola, Inc. | Holographic optical interconnect system and method for board-to-board and chip-to-chip communication interconnections |
US6631018B1 (en) * | 1997-08-27 | 2003-10-07 | Nortel Networks Limited | WDM optical network with passive pass-through at each node |
US6912075B1 (en) * | 1999-05-17 | 2005-06-28 | The Directv Group, Inc. | Ring architecture for an optical satellite communication network with passive optical routing |
US6661940B2 (en) * | 2000-07-21 | 2003-12-09 | Finisar Corporation | Apparatus and method for rebroadcasting signals in an optical backplane bus system |
US6515221B1 (en) * | 2000-08-01 | 2003-02-04 | Honeywell International Inc. | Modular reaction wheel assembly to shield electronics on a satellite |
US20030206134A1 (en) * | 2001-08-03 | 2003-11-06 | Erik Lier | Partially deployed active phased array antenna array system |
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US6970649B2 (en) * | 2001-10-30 | 2005-11-29 | International Business Machines Corporation | WDMA free space broadcast technique for optical backplanes and interplanar communications |
US7978981B2 (en) | 2002-02-22 | 2011-07-12 | Avago Technologies Fiber Ip (Singapore) Pte. Ltd. | Structure and apparatus for a very short haul, free space, and fiber optic interconnect and data link |
US8289939B2 (en) * | 2002-11-04 | 2012-10-16 | Xr Communications Llc | Signal communication coordination |
US7373087B2 (en) * | 2003-02-27 | 2008-05-13 | Oplink Communications, Inc. | Adaptive optical transponder |
-
2003
- 2003-08-13 US US10/639,992 patent/US7403715B2/en active Active
- 2003-12-12 EP EP03257808A patent/EP1507344A3/en not_active Withdrawn
-
2004
- 2004-03-31 JP JP2004103345A patent/JP2005065221A/ja active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019163713A1 (ja) * | 2018-02-20 | 2019-08-29 | 日本電気株式会社 | ブレード装置 |
CN111656708A (zh) * | 2018-02-20 | 2020-09-11 | 日本电气株式会社 | 叶片装置 |
JPWO2019163713A1 (ja) * | 2018-02-20 | 2020-12-10 | 日本電気株式会社 | ブレード装置 |
US11239921B2 (en) | 2018-02-20 | 2022-02-01 | Nec Corporation | Blade device |
Also Published As
Publication number | Publication date |
---|---|
EP1507344A2 (en) | 2005-02-16 |
EP1507344A3 (en) | 2005-09-07 |
US7403715B2 (en) | 2008-07-22 |
US20050036789A1 (en) | 2005-02-17 |
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