CA1145075A - Optical signal transmission apparatus - Google Patents

Optical signal transmission apparatus

Info

Publication number
CA1145075A
CA1145075A CA000342406A CA342406A CA1145075A CA 1145075 A CA1145075 A CA 1145075A CA 000342406 A CA000342406 A CA 000342406A CA 342406 A CA342406 A CA 342406A CA 1145075 A CA1145075 A CA 1145075A
Authority
CA
Canada
Prior art keywords
light emitting
light receiving
emitting elements
receiving elements
elements
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
Application number
CA000342406A
Other languages
English (en)
French (fr)
Inventor
Eiichi Tanaka
Takehiro Tomitani
Katsumi Takami
Kenji Ishimatsu
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.)
Hitachi Healthcare Manufacturing Ltd
National Institutes For Quantum Science and Technology
Original Assignee
Hitachi Medical Corp
National Institutes For Quantum Science and Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Medical Corp, National Institutes For Quantum Science and Technology filed Critical Hitachi Medical Corp
Application granted granted Critical
Publication of CA1145075A publication Critical patent/CA1145075A/en
Expired legal-status Critical Current

Links

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
    • H04B10/80—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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Transform (AREA)
CA000342406A 1978-12-28 1979-12-20 Optical signal transmission apparatus Expired CA1145075A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP161165/78 1978-12-28
JP16116578A JPS5590145A (en) 1978-12-28 1978-12-28 Optical signal transfer device

Publications (1)

Publication Number Publication Date
CA1145075A true CA1145075A (en) 1983-04-19

Family

ID=15729825

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000342406A Expired CA1145075A (en) 1978-12-28 1979-12-20 Optical signal transmission apparatus

Country Status (4)

Country Link
US (1) US4321474A (enExample)
JP (1) JPS5590145A (enExample)
CA (1) CA1145075A (enExample)
GB (1) GB2040447B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2074313B (en) * 1980-03-25 1984-08-30 Nissan Motor Optical signal transmission systems
JPS5741231A (en) 1980-08-21 1982-03-08 Nippon Denso Co Ltd Multiplex signal transmission system for automobile
JPS5746543A (en) * 1980-09-03 1982-03-17 Hitachi Ltd Light signal transmission device
JPS58221532A (ja) * 1982-06-18 1983-12-23 Furukawa Electric Co Ltd:The 回転物と非回転物等との間の光通信方法
US4833317A (en) * 1987-09-03 1989-05-23 The Boeing Company Optically powered resolver
US5016961A (en) * 1989-12-14 1991-05-21 Ampex Corporation Optical apparatus for electrically inter-coupling rotating and stationary devices
IT1244220B (it) * 1990-01-29 1994-07-08 Mario Moltrasio Disposizione per la trasmissione seriale di dati,tra una parte girevole o rotante ed una parte statica,particolarmente per impianti d'insaccamento di incoerenti
JPH0554228U (ja) * 1992-01-06 1993-07-20 キンジヨ株式会社 生鮮食品用トレイ
US5272350A (en) * 1992-10-29 1993-12-21 Baker Hughes Incorporated Rotary coupler effecting power and information exchange
KR102690844B1 (ko) * 2021-11-26 2024-08-05 (주)창맥 재생 폴리아미드 수지 조성물, 이를 포함하는 성형품 및 이의 제조방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764813A (en) * 1972-04-12 1973-10-09 Bell Telephone Labor Inc Coordinate detection system
US4190318A (en) * 1978-01-19 1980-02-26 Honeywell Inc. Optical slip ring apparatus utilizing radial light signals
CA1109539A (en) * 1978-04-05 1981-09-22 Her Majesty The Queen, In Right Of Canada, As Represented By The Ministe R Of Communications Touch sensitive computer input device

Also Published As

Publication number Publication date
JPS6111015B2 (enExample) 1986-04-01
GB2040447B (en) 1983-04-13
GB2040447A (en) 1980-08-28
JPS5590145A (en) 1980-07-08
US4321474A (en) 1982-03-23

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Legal Events

Date Code Title Description
MKEX Expiry