GB1501120A - Opto-electronic circuit - Google Patents
Opto-electronic circuitInfo
- Publication number
- GB1501120A GB1501120A GB6890/75A GB689075A GB1501120A GB 1501120 A GB1501120 A GB 1501120A GB 6890/75 A GB6890/75 A GB 6890/75A GB 689075 A GB689075 A GB 689075A GB 1501120 A GB1501120 A GB 1501120A
- Authority
- GB
- United Kingdom
- Prior art keywords
- photo
- amplifier
- detector
- resistor
- feedback
- 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
Links
- 230000005693 optoelectronics Effects 0.000 title 1
- 230000005855 radiation Effects 0.000 abstract 2
- 230000035945 sensitivity Effects 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 abstract 1
- 238000005286 illumination Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
- 230000009467 reduction Effects 0.000 abstract 1
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
- H04B10/691—Arrangements for optimizing the photodetector in the receiver
- H04B10/6911—Photodiode bias control, e.g. for compensating temperature variations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/3026—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being discontinuously variable, e.g. controlled by switching
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3084—Automatic control in amplifiers having semiconductor devices in receivers or transmitters for electromagnetic waves other than radiowaves, e.g. lightwaves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S136/00—Batteries: thermoelectric and photoelectric
- Y10S136/291—Applications
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Amplifiers (AREA)
- Optical Communication System (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Control Of Amplification And Gain Control (AREA)
- Geophysics And Detection Of Objects (AREA)
- Noise Elimination (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7402085A SE380150B (US06492441-20021210-C00072.png) | 1974-02-18 | 1974-02-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1501120A true GB1501120A (en) | 1978-02-15 |
Family
ID=20320226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB6890/75A Expired GB1501120A (en) | 1974-02-18 | 1975-02-18 | Opto-electronic circuit |
Country Status (10)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2162634A (en) * | 1984-08-01 | 1986-02-05 | Hamar M R | System for measuring position of incidence of laser beam on a continuous cell target with respect to a given point |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2336655A1 (fr) * | 1975-12-22 | 1977-07-22 | Telecommunications Sa | Perfectionnement au guidage nocturne d'engins autopropulses |
US4352559A (en) * | 1976-11-10 | 1982-10-05 | Ardac, Inc. | Logarithmic primary testing system for security validation |
DE2748647C2 (de) * | 1977-10-29 | 1986-06-19 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Verstärker für elektrische Signale |
US4295160A (en) * | 1979-05-11 | 1981-10-13 | Rca Corporation | Signal processing circuit having a non-linear transfer function |
JPS5745514A (en) * | 1980-08-30 | 1982-03-15 | Nippon Kogaku Kk <Nikon> | Exposure controller of photographying device of microscope |
DD206659A3 (de) * | 1981-07-16 | 1984-02-01 | Textima Veb K | Vorrichtung zur fadenueberwachung in einer textilmaschine |
US4424440A (en) * | 1981-10-16 | 1984-01-03 | The Babcock & Wilcox Company | Automatic photocell loading |
GB2140643B (en) * | 1983-05-19 | 1986-09-24 | Standard Telephones Cables Ltd | Optical fibre system |
US4577234A (en) * | 1983-10-31 | 1986-03-18 | Rca Corporation | Driver amplifier for an image display device |
JPS6166427A (ja) * | 1984-09-10 | 1986-04-05 | Yagi Antenna Co Ltd | 光通信装置 |
US4531523A (en) * | 1984-10-04 | 1985-07-30 | Medtronic, Inc. | Digital gain control for the reception of telemetry signals from implanted medical devices |
US4628542A (en) * | 1985-03-21 | 1986-12-09 | The United States Of America As Represented By The Secretary Of The Army | Modulated TEA laser receiver |
DE3512090C1 (de) * | 1985-04-03 | 1986-10-02 | Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg | Schaltungsanordnung zur Aufbereitung von gleichzeitig zur Verarbeitung anstehenden sehr unterschiedlich grossen Signalamplituden |
US4608542A (en) * | 1985-06-06 | 1986-08-26 | Rca Corporation | Bandwidth controlled data amplifier |
US4705946A (en) * | 1985-09-05 | 1987-11-10 | Hughes Aircraft Company | Infrared sensor comprising improved feedback limited amplifier and associated method for amplifying electronic signals |
GB2209105A (en) * | 1987-08-26 | 1989-04-26 | Philips Nv | Infra-red receiver |
US5030925A (en) * | 1990-03-15 | 1991-07-09 | Triquint Semiconductor, Inc. | Transimpedance amplifier |
JPH087753Y2 (ja) * | 1990-07-27 | 1996-03-04 | 三洋電機株式会社 | リモートコントロール信号受信装置 |
DE4212933A1 (de) * | 1992-04-18 | 1993-10-21 | Sel Alcatel Ag | Schaltungsanordnung für einen optischen Empfänger |
JP2671830B2 (ja) * | 1994-11-04 | 1997-11-05 | 日本電気株式会社 | 光受信回路 |
US5600128A (en) * | 1995-04-20 | 1997-02-04 | Hewlett-Packard Company | Infrared receiver with variable input resistance for optical communication systems |
US5589682A (en) * | 1995-06-07 | 1996-12-31 | General Electric Company | Photocurrent detector circuit with high sensitivity, fast response time, and large dynamic range |
US5623358A (en) * | 1995-06-30 | 1997-04-22 | Madey; Julius M. J. | Discriminating infrared signal detector and systems utilizing the same |
JP4169985B2 (ja) * | 2002-02-19 | 2008-10-22 | 三菱電機株式会社 | 前置増幅器の利得切り替え回路 |
US7253391B2 (en) * | 2003-09-19 | 2007-08-07 | Semiconductor Energy Laboratory Co., Ltd. | Optical sensor device and electronic apparatus |
US20050126379A1 (en) * | 2003-12-10 | 2005-06-16 | Pikus Eugene C. | RF data communications link for setting electronic fuzes |
GB2424978A (en) * | 2005-04-06 | 2006-10-11 | Thorn Security | Changing the transfer characteristic of an electrical circuit |
CN103134529A (zh) * | 2011-11-25 | 2013-06-05 | 欧姆龙株式会社 | 光电传感器 |
US9507049B2 (en) | 2013-10-04 | 2016-11-29 | Banner Engineering | Object sensing using dynamic demodulation |
US10014826B2 (en) * | 2015-12-10 | 2018-07-03 | Analog Devices, Inc. | Apparatus and methods for power enhancement of self-biased distributed amplifiers with gate bias networks |
AU2017346844A1 (en) * | 2016-10-18 | 2019-05-02 | Carrier Corporation | Flame scanner having non-linear amplifier with temperature compensation |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3092729A (en) * | 1958-11-03 | 1963-06-04 | Control Data Corp | Bi-level amplifier and control device |
US3053985A (en) * | 1959-08-03 | 1962-09-11 | Eastman Kodak Co | Photocell circuits |
US3209266A (en) * | 1962-04-10 | 1965-09-28 | Leeds & Northrup Co | Function generators having multiple rations between input and output |
DE1762365B2 (de) * | 1967-06-07 | 1972-04-13 | Nippon Electric Co. Ltd., Tokio | Operationsverstaerker mit umschaltbarem verstaerkungsgrad |
DE1562059A1 (de) * | 1968-02-17 | 1970-02-26 | Messerschmitt Boelkow Blohm | Schaltungsanordnung mit einem elektrisch steuerbaren, lichtempfindlichen verstaerkerelement |
US3604941A (en) * | 1969-11-18 | 1971-09-14 | Harris Intertype Corp | System for sensing indicia on moving members |
DE2002013C3 (de) * | 1970-01-17 | 1973-12-06 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Impulshchtempfanger mit Gleichlicht kompensation |
US3701036A (en) * | 1970-09-28 | 1972-10-24 | Wiltron Co | Variable gain amplifier system |
DE2301945C2 (de) * | 1973-01-16 | 1982-04-08 | Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg | Empfänger für impulsförmige Lichtsignale |
-
1974
- 1974-02-18 SE SE7402085A patent/SE380150B/xx not_active IP Right Cessation
-
1975
- 1975-02-11 US US05/549,112 patent/US3999060A/en not_active Expired - Lifetime
- 1975-02-12 NL NL7501638A patent/NL7501638A/xx not_active Application Discontinuation
- 1975-02-13 IT IT48164/75A patent/IT1029722B/it active
- 1975-02-14 NO NO750488A patent/NO133863C/no unknown
- 1975-02-14 CH CH181175A patent/CH575181A5/xx not_active IP Right Cessation
- 1975-02-17 JP JP50020274A patent/JPS50125605A/ja active Pending
- 1975-02-17 FR FR7504832A patent/FR2261665B1/fr not_active Expired
- 1975-02-17 DE DE19752506535 patent/DE2506535A1/de not_active Withdrawn
- 1975-02-18 GB GB6890/75A patent/GB1501120A/en not_active Expired
-
1983
- 1983-06-30 JP JP1983102698U patent/JPS5936615U/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2162634A (en) * | 1984-08-01 | 1986-02-05 | Hamar M R | System for measuring position of incidence of laser beam on a continuous cell target with respect to a given point |
Also Published As
Publication number | Publication date |
---|---|
JPS6143307Y2 (US06492441-20021210-C00072.png) | 1986-12-08 |
DE2506535A1 (de) | 1975-08-21 |
NO133863B (US06492441-20021210-C00072.png) | 1976-03-29 |
IT1029722B (it) | 1979-03-20 |
SE7402085L (US06492441-20021210-C00072.png) | 1975-08-19 |
SE380150B (US06492441-20021210-C00072.png) | 1975-10-27 |
CH575181A5 (US06492441-20021210-C00072.png) | 1976-04-30 |
FR2261665B1 (US06492441-20021210-C00072.png) | 1980-08-08 |
JPS50125605A (US06492441-20021210-C00072.png) | 1975-10-02 |
JPS5936615U (ja) | 1984-03-07 |
NO133863C (US06492441-20021210-C00072.png) | 1976-07-14 |
NL7501638A (nl) | 1975-08-20 |
US3999060A (en) | 1976-12-21 |
NO750488L (US06492441-20021210-C00072.png) | 1975-08-19 |
FR2261665A1 (US06492441-20021210-C00072.png) | 1975-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |