DE68923597D1 - Eingangsstufen-Vorrichtung eines optischen Empfängers. - Google Patents
Eingangsstufen-Vorrichtung eines optischen Empfängers.Info
- Publication number
- DE68923597D1 DE68923597D1 DE68923597T DE68923597T DE68923597D1 DE 68923597 D1 DE68923597 D1 DE 68923597D1 DE 68923597 T DE68923597 T DE 68923597T DE 68923597 T DE68923597 T DE 68923597T DE 68923597 D1 DE68923597 D1 DE 68923597D1
- Authority
- DE
- Germany
- Prior art keywords
- optical receiver
- input stage
- stage device
- input
- receiver
- 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
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
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
-
- 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
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
- H04B10/697—Arrangements for reducing noise and distortion
- H04B10/6973—Arrangements for reducing noise and distortion using noise matching networks
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)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63274749A JP2641923B2 (ja) | 1988-10-31 | 1988-10-31 | 光受信器初段回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68923597D1 true DE68923597D1 (de) | 1995-08-31 |
DE68923597T2 DE68923597T2 (de) | 1996-03-28 |
Family
ID=17546051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68923597T Expired - Fee Related DE68923597T2 (de) | 1988-10-31 | 1989-10-30 | Eingangsstufen-Vorrichtung eines optischen Empfängers. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4975566A (de) |
EP (1) | EP0367184B1 (de) |
JP (1) | JP2641923B2 (de) |
DE (1) | DE68923597T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5134276A (en) * | 1990-10-09 | 1992-07-28 | International Business Machines Corporation | Noise cancelling circuitry for optical systems with signal dividing and combining means |
US5198701A (en) * | 1990-12-24 | 1993-03-30 | Davies Robert B | Current source with adjustable temperature variation |
US5189296A (en) * | 1992-04-03 | 1993-02-23 | International Business Machines Corporation | Optical receiver having a low capacitance integrated photodetector |
US5373388A (en) * | 1993-02-25 | 1994-12-13 | International Business Machines, Inc. | AC coupled fiber optic receiver with DC coupled characteristics |
US6154426A (en) * | 1998-12-08 | 2000-11-28 | Matsushita Electric Industrial Co., Ltd. | Optical pick-up head unit and information record and playback equipment using the optical pick-up head unit |
US7002131B1 (en) | 2003-01-24 | 2006-02-21 | Jds Uniphase Corporation | Methods, systems and apparatus for measuring average received optical power |
US7215883B1 (en) | 2003-01-24 | 2007-05-08 | Jds Uniphase Corporation | Methods for determining the performance, status, and advanced failure of optical communication channels |
US7309852B2 (en) * | 2004-10-18 | 2007-12-18 | Avago Technologies Ecbu Ip (Singapore) Pte Ltd. | Variable noise control for an optical transducer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5434701A (en) * | 1977-08-24 | 1979-03-14 | Pioneer Electronic Corp | Tuning pulse generating light receiving circuit for electronic tuning receiver |
US4173723A (en) * | 1978-01-12 | 1979-11-06 | Rockwell International Corporation | Photo detector input circuit |
GB2096852B (en) * | 1981-04-14 | 1984-10-03 | Standard Telephones Cables Ltd | Optical receiver |
JPS57206113A (en) * | 1981-06-12 | 1982-12-17 | Nec Corp | Amplifier for limiter |
GB2101827B (en) * | 1981-07-07 | 1985-02-13 | Standard Telephones Cables Ltd | Optical receiver |
DE3623135A1 (de) * | 1986-07-09 | 1988-01-28 | Telefunken Electronic Gmbh | Optischer verstaerker |
GB2192510A (en) * | 1986-07-12 | 1988-01-13 | Stc Plc | Optical receiver |
-
1988
- 1988-10-31 JP JP63274749A patent/JP2641923B2/ja not_active Expired - Lifetime
-
1989
- 1989-10-30 DE DE68923597T patent/DE68923597T2/de not_active Expired - Fee Related
- 1989-10-30 EP EP89120110A patent/EP0367184B1/de not_active Expired - Lifetime
- 1989-10-31 US US07/430,040 patent/US4975566A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE68923597T2 (de) | 1996-03-28 |
EP0367184A3 (de) | 1991-12-04 |
US4975566A (en) | 1990-12-04 |
EP0367184B1 (de) | 1995-07-26 |
JPH02121421A (ja) | 1990-05-09 |
EP0367184A2 (de) | 1990-05-09 |
JP2641923B2 (ja) | 1997-08-20 |
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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 |