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DE69227550D1 - Optischer Demodulator - Google Patents

Optischer Demodulator

Info

Publication number
DE69227550D1
DE69227550D1 DE69227550T DE69227550T DE69227550D1 DE 69227550 D1 DE69227550 D1 DE 69227550D1 DE 69227550 T DE69227550 T DE 69227550T DE 69227550 T DE69227550 T DE 69227550T DE 69227550 D1 DE69227550 D1 DE 69227550D1
Authority
DE
Germany
Prior art keywords
optical demodulator
demodulator
optical
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
Application number
DE69227550T
Other languages
English (en)
Other versions
DE69227550T2 (de
Inventor
Koji Mizuno
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.)
Japan Science and Technology Agency
Original Assignee
Research Development Corp of Japan
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 Research Development Corp of Japan filed Critical Research Development Corp of Japan
Application granted granted Critical
Publication of DE69227550D1 publication Critical patent/DE69227550D1/de
Publication of DE69227550T2 publication Critical patent/DE69227550T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B10/60—Receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Light Receiving Elements (AREA)
DE69227550T 1991-07-16 1992-07-15 Optischer Demodulator Expired - Fee Related DE69227550T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3199791A JP2824875B2 (ja) 1991-07-16 1991-07-16 光復調器

Publications (2)

Publication Number Publication Date
DE69227550D1 true DE69227550D1 (de) 1998-12-17
DE69227550T2 DE69227550T2 (de) 1999-06-24

Family

ID=16413678

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69227550T Expired - Fee Related DE69227550T2 (de) 1991-07-16 1992-07-15 Optischer Demodulator

Country Status (4)

Country Link
US (1) US5349465A (de)
EP (1) EP0527350B1 (de)
JP (1) JP2824875B2 (de)
DE (1) DE69227550T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5526158A (en) * 1994-12-22 1996-06-11 Trw Inc. Low-bias heterodyne fiber-optic communication link
US5796506A (en) * 1995-11-21 1998-08-18 Tsai; Charles Su-Chang Submillimeter indirect heterodyne receiver and mixer element
DE10035177C2 (de) * 2000-07-19 2002-06-20 Fraunhofer Ges Forschung Verfahren zur plasmagestützten Behandlung der Innenfläche eines Hohlkörpers und Verwendung desselben
US6778317B1 (en) * 2003-02-19 2004-08-17 The Aerospace Corporation Optical fiber quadrature demodulator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3403257A (en) * 1963-04-02 1968-09-24 Mc Donnell Douglas Corp Light beam demodulator
JPS57199273A (en) * 1981-06-01 1982-12-07 Semiconductor Res Found Light wave detector
WO1985000080A1 (en) * 1983-06-16 1985-01-03 Hughes Aircraft Company Millimeter-wave quasi-optical planar balanced mixer
JPH0642656B2 (ja) * 1986-08-27 1994-06-01 三菱電機株式会社 光受信器
GB8625416D0 (en) * 1986-10-23 1987-02-04 Plessey Co Plc Optical fsk demodulator
US4856095A (en) * 1987-05-28 1989-08-08 The United States Of America As Represented By The Secretary Of The Navy OPFET demodulator-donwconverter for detecting microwave modulated optical signals
US5016242A (en) * 1988-11-01 1991-05-14 Gte Laboratories Incorporated Microwave subcarrier generation for fiber optic systems
US5039951A (en) * 1990-10-30 1991-08-13 Bell Communications Research, Inc. Josephson junction FSK demodulator
US5214275A (en) * 1991-09-30 1993-05-25 The Boeing Company Optically controlled microwave switch and signal switching system

Also Published As

Publication number Publication date
EP0527350B1 (de) 1998-11-11
JPH0522230A (ja) 1993-01-29
EP0527350A2 (de) 1993-02-17
EP0527350A3 (en) 1993-08-18
US5349465A (en) 1994-09-20
DE69227550T2 (de) 1999-06-24
JP2824875B2 (ja) 1998-11-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee