DK157481A - Kobling med en laserdiode til overfoering af informationssignaler over en lysboelgeleder - Google Patents
Kobling med en laserdiode til overfoering af informationssignaler over en lysboelgelederInfo
- Publication number
- DK157481A DK157481A DK157481A DK157481A DK157481A DK 157481 A DK157481 A DK 157481A DK 157481 A DK157481 A DK 157481A DK 157481 A DK157481 A DK 157481A DK 157481 A DK157481 A DK 157481A
- Authority
- DK
- Denmark
- Prior art keywords
- rail car
- laser diode
- coupled
- corridor
- control signal
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 2
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
- H04B10/50—Transmitters
- H04B10/564—Power control
-
- 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/504—Laser transmitters using direct modulation
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Semiconductor Lasers (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Led Devices (AREA)
- Seats For Vehicles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803013533 DE3013533A1 (de) | 1980-04-08 | 1980-04-08 | Schaltungsanordnung mit einer laserdiode zur uebertragung von nachrichtensiglnalen ueber einen lichtwellenleiter |
Publications (1)
Publication Number | Publication Date |
---|---|
DK157481A true DK157481A (da) | 1981-10-09 |
Family
ID=6099532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK157481A DK157481A (da) | 1980-04-08 | 1981-04-07 | Kobling med en laserdiode til overfoering af informationssignaler over en lysboelgeleder |
Country Status (10)
Country | Link |
---|---|
US (1) | US4553268A (ja) |
EP (1) | EP0037575B1 (ja) |
JP (1) | JPS56157147A (ja) |
AT (1) | ATE6453T1 (ja) |
AU (1) | AU544038B2 (ja) |
BR (1) | BR8102107A (ja) |
DE (1) | DE3013533A1 (ja) |
DK (1) | DK157481A (ja) |
NO (1) | NO153788C (ja) |
ZA (1) | ZA812297B (ja) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4662004A (en) * | 1984-12-17 | 1987-04-28 | Fmw Corporation | Laser communication system |
US4788693A (en) * | 1985-09-30 | 1988-11-29 | American Telephone And Telegraph Company, At&T Bell Laboratories | Data communication replicator |
DE3540412C3 (de) * | 1985-11-14 | 2000-10-26 | Sel Alcatel Ag | Verfahren zur Verkürzung der Impulsdauer eines optischen Impulses |
US4757193A (en) * | 1986-12-22 | 1988-07-12 | Gte Communication Systems Corporation | Laser DC bias controller |
JPH038639Y2 (ja) * | 1986-12-29 | 1991-03-04 | ||
CA1315340C (en) * | 1987-05-06 | 1993-03-30 | David Wynford Faulkner | Control of optical systems |
ES2046255T3 (es) * | 1987-10-24 | 1994-02-01 | Ke Kommunikations-Elektronik Gmbh & Co | Procedimiento para la transmision bidireccional de senales opticas a traves de un conductor de ondas de luz. |
DE3814583C1 (ja) * | 1988-04-27 | 1989-11-23 | Krone Ag, 1000 Berlin, De | |
US4947459A (en) * | 1988-11-25 | 1990-08-07 | Honeywell, Inc. | Fiber optic link noise measurement and optimization system |
EP0404906A1 (en) * | 1988-12-15 | 1991-01-02 | Hughes Aircraft Company | Signal power control system for fiber optic communication systems |
FR2644944B1 (fr) * | 1989-03-22 | 1991-05-17 | Cit Alcatel | Dispositif d'alimentation et de commande de laser pour liaison par fibre optique entre un abonne et un central de telecommunications |
US5379145A (en) * | 1989-12-01 | 1995-01-03 | Scientific-Atlanta, Inc. | Laser transmitter for light wave (fiber optic) communication espectially of AM modulated CATV signals having means . . . against damage |
US5060302A (en) * | 1990-02-28 | 1991-10-22 | At&T Bell Laboratories | Automatic adjustment of optical power output of a plurality of optical transmitters |
US5140603A (en) * | 1990-05-02 | 1992-08-18 | Scientific-Atlanta, Inc. | Overmodulation protection for amplitude modulated laser diode |
WO1995008879A1 (en) * | 1993-09-22 | 1995-03-30 | Massachussetts Institute Of Technology | Error-rate based laser drive control |
TW312063B (ja) * | 1995-08-31 | 1997-08-01 | Sony Co Ltd | |
JPH1041896A (ja) * | 1996-07-19 | 1998-02-13 | Sony Corp | 送受信装置および送受信方法 |
JP4300632B2 (ja) | 1998-06-10 | 2009-07-22 | ソニー株式会社 | 光送受信装置 |
US20040068511A1 (en) * | 2000-11-28 | 2004-04-08 | Jorge Sanchez Olea | Software enabled control for systems with luminent devices |
US6609842B1 (en) | 2000-03-27 | 2003-08-26 | Marconi Communications, Inc. | Linear laser driver circuit |
US6707833B1 (en) | 2000-03-31 | 2004-03-16 | Marconi Communications, Inc. | Digital laser driver circuit |
US6643466B1 (en) * | 2000-09-29 | 2003-11-04 | Lucent Technologies Inc. | Method and apparatus for controlling signal power level in free space communication |
USRE43685E1 (en) | 2002-01-08 | 2012-09-25 | Tecey Software Development Kg, Llc | Apparatus and method for measurement for dynamic laser signals |
US20040001721A1 (en) * | 2002-06-26 | 2004-01-01 | Lucent Technologies, Inc. | Methods and apparatus for monitoring optical transmissions |
JP2004032476A (ja) * | 2002-06-27 | 2004-01-29 | Matsushita Electric Ind Co Ltd | 局側装置及び加入者側装置並びに光通信システム |
US7912381B2 (en) * | 2006-06-02 | 2011-03-22 | Standard Microsystems Corporation | Transmission network having an optical receiver that utilizes dual power pins and a single status pin to lower power consumption, lower manufacturing cost, and increase transmission efficiency |
ES2541544T3 (es) * | 2006-02-17 | 2015-07-21 | Microchip Technology Germany Gmbh | Sistema y procedimiento para transferir paquetes de datos a través de un sistema de comunicación |
JP4988772B2 (ja) * | 2006-02-17 | 2012-08-01 | スタンダード マイクロシステムズ コーポレーション | 電力消費を低下させ、製造コストを低下させ、送信効率を増大させるために、二つの給電ピンと一つのステータスピンとを用いた光受信器を有する送信ネットワーク |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL79232C (ja) * | 1948-07-16 | |||
US2967908A (en) * | 1959-04-28 | 1961-01-10 | Itt | Telegraph communication systems with carrier monitoring |
FR88741E (ja) * | 1964-08-18 | 1967-06-02 | ||
US3410961A (en) * | 1965-10-12 | 1968-11-12 | Bell Telephone Labor Inc | Line circuit for a telephone system having optical solid state means |
FR2068850A5 (ja) * | 1969-10-03 | 1971-09-03 | Cit Alcatel | |
DE2218431C3 (de) * | 1972-04-17 | 1986-10-23 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur Kompensation des nichtlinearen Zusammenhanges zwischen angelegter Spannung und Lichtausstrahlung bei Lumineszenzdioden |
DE2234445C3 (de) * | 1972-07-13 | 1980-04-24 | Allgemeine Elektricitaets-Gesellschaft Aeg-Telefunken, 1000 Berlin Und 6000 Frankfurt | Optisches Nachrichtenübertragungssystem |
FR2239063B1 (ja) * | 1973-07-27 | 1977-09-16 | Thomson Csf | |
JPS5235905A (en) * | 1975-09-16 | 1977-03-18 | Nec Corp | Photo communication system |
DE2553275B2 (de) * | 1975-11-27 | 1979-08-09 | Saba Gmbh, 7730 Villingen | Nachrichtenempfangsgerät mit einer Einrichtung zur drahtlosen Tonübertragung und einer Fernbedienung mittels Infrarotstrahlen |
US4009385A (en) * | 1976-03-22 | 1977-02-22 | Bell Telephone Laboratories, Incorporated | Laser control circuit |
DE2751645C3 (de) * | 1977-11-18 | 1980-08-14 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zur Überwachung von Nachrichtenübertragungssystemen mit Lichtwellenleitern |
GB1586543A (en) * | 1978-01-23 | 1981-03-18 | Communications Patents Ltd | Wired broadcasting systems |
GB1565764A (en) * | 1978-02-02 | 1980-04-23 | Standard Telephones Cables Ltd | Optical fibre digital transmission systems |
US4161650A (en) * | 1978-04-06 | 1979-07-17 | Lockheed Aircraft Corporation | Self-powered fiber optic interconnect system |
FR2423093A1 (fr) * | 1978-04-11 | 1979-11-09 | Thomson Csf | Systeme de transmission de signaux electriques a liaison optique et dispositif de controle automatique du gain d'une voie de reception connectee a cette liaison optique |
DE2828624C3 (de) * | 1978-06-29 | 1981-10-29 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur Rückkanalübertragung bei der Programmübertragung über Lichtwellenleiter |
SE413808B (sv) * | 1978-09-22 | 1980-06-23 | Asea Ab | Metdon for overforing av metsignaler via en optisk lenk |
SE414429B (sv) * | 1978-10-27 | 1980-07-28 | Asea Ab | Metdon med optisk signaloverforing |
US4282604A (en) * | 1979-04-04 | 1981-08-04 | Jefferson William T | Optical isolation circuit for bidirectional communication lines |
US6570028B1 (en) * | 2000-02-25 | 2003-05-27 | Resolution Performance Products Llc | Process for the preparation of glycidylesters of branched carboxylic acids |
-
1980
- 1980-04-08 DE DE19803013533 patent/DE3013533A1/de not_active Withdrawn
-
1981
- 1981-04-06 AT AT81102583T patent/ATE6453T1/de not_active IP Right Cessation
- 1981-04-06 NO NO811174A patent/NO153788C/no unknown
- 1981-04-06 EP EP81102583A patent/EP0037575B1/de not_active Expired
- 1981-04-07 BR BR8102107A patent/BR8102107A/pt unknown
- 1981-04-07 AU AU69142/81A patent/AU544038B2/en not_active Ceased
- 1981-04-07 DK DK157481A patent/DK157481A/da not_active IP Right Cessation
- 1981-04-07 ZA ZA00812297A patent/ZA812297B/xx unknown
- 1981-04-08 JP JP5191381A patent/JPS56157147A/ja active Granted
-
1984
- 1984-05-14 US US06/609,525 patent/US4553268A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS6114696B2 (ja) | 1986-04-19 |
NO811174L (no) | 1981-10-09 |
JPS56157147A (en) | 1981-12-04 |
NO153788B (no) | 1986-02-10 |
EP0037575B1 (de) | 1984-02-29 |
EP0037575A1 (de) | 1981-10-14 |
ZA812297B (en) | 1982-04-28 |
AU6914281A (en) | 1981-10-15 |
US4553268A (en) | 1985-11-12 |
BR8102107A (pt) | 1981-10-13 |
NO153788C (no) | 1986-05-28 |
AU544038B2 (en) | 1985-05-16 |
ATE6453T1 (de) | 1984-03-15 |
DE3013533A1 (de) | 1981-10-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment | ||
PBP | Patent lapsed |