DE69017200D1 - Optisches zweiwegübertragungssystem. - Google Patents
Optisches zweiwegübertragungssystem.Info
- Publication number
- DE69017200D1 DE69017200D1 DE69017200T DE69017200T DE69017200D1 DE 69017200 D1 DE69017200 D1 DE 69017200D1 DE 69017200 T DE69017200 T DE 69017200T DE 69017200 T DE69017200 T DE 69017200T DE 69017200 D1 DE69017200 D1 DE 69017200D1
- Authority
- DE
- Germany
- Prior art keywords
- optical
- pct
- signals
- light source
- optical communications
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/003—Telephone sets using electrooptical means in the transmission path
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2589—Bidirectional transmission
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898903568A GB8903568D0 (en) | 1989-02-16 | 1989-02-16 | Optical communications system |
PCT/GB1990/000157 WO1990009709A1 (en) | 1989-02-16 | 1990-02-02 | Two-way optical communications system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69017200D1 true DE69017200D1 (de) | 1995-03-30 |
DE69017200T2 DE69017200T2 (de) | 1995-06-14 |
Family
ID=10651820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69017200T Expired - Lifetime DE69017200T2 (de) | 1989-02-16 | 1990-02-02 | Optisches zweiwegübertragungssystem. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5305133A (de) |
EP (1) | EP0458813B1 (de) |
JP (1) | JP3267605B2 (de) |
AT (1) | ATE118937T1 (de) |
AU (1) | AU626177B2 (de) |
CA (1) | CA2046321C (de) |
DE (1) | DE69017200T2 (de) |
ES (1) | ES2068383T3 (de) |
GB (1) | GB8903568D0 (de) |
WO (1) | WO1990009709A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3907495A1 (de) * | 1989-03-08 | 1990-09-13 | Standard Elektrik Lorenz Ag | Optisches nachrichtenuebertragungssystem fuer den teilnehmeranschlussbereich |
US5652813A (en) * | 1995-03-31 | 1997-07-29 | The Whitaker Corporation | Line bi-directional link |
IL114176A (en) * | 1995-06-15 | 2000-02-29 | Jolt Ltd | Wireless communication system |
US5936754A (en) * | 1996-12-02 | 1999-08-10 | At&T Corp. | Transmission of CDMA signals over an analog optical link |
SE514821C2 (sv) * | 1997-11-24 | 2001-04-30 | Ericsson Telefon Ab L M | Förfarande och anordning för överhörningsreducering i en dubbelrikad optisk länk |
FI981079A (fi) | 1998-05-14 | 1999-11-15 | Nokia Networks Oy | Signaalien siirtomenetelmä ja emolevyrakenne |
JP4902044B2 (ja) * | 1999-09-24 | 2012-03-21 | シャープ株式会社 | 半導体レーザ装置、光伝送装置、光伝送システム、電子機器、制御装置、接続コネクタ、通信装置、ならびに光伝送方法、データ送受信方法 |
KR100491530B1 (ko) * | 2002-05-03 | 2005-05-27 | 엘지전자 주식회사 | 모션 벡터 결정 방법 |
EP1665479A4 (de) | 2003-08-21 | 2008-01-23 | Hill Rom Services Inc | Stecker und aufnahme mit verdrahteter und drahtloser kopplung |
DE102004046503B4 (de) * | 2004-09-23 | 2009-04-09 | Eads Deutschland Gmbh | Indirektes optisches Freiraum-Kommunikationssystem zur breitbandigen Übertragung von hochratigen Daten im Passagierraum eines Flugzeugs |
US7884735B2 (en) * | 2005-02-11 | 2011-02-08 | Hill-Rom Services, Inc. | Transferable patient care equipment support |
US8873966B1 (en) * | 2008-02-26 | 2014-10-28 | Cirrex Systems, Llc | Compact transceiver system and method for optical communication |
US10395769B2 (en) | 2015-12-16 | 2019-08-27 | Hill-Rom Services, Inc. | Patient care devices with local indication of correspondence and power line interconnectivity |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4456793A (en) * | 1982-06-09 | 1984-06-26 | Bell Telephone Laboratories, Incorporated | Cordless telephone system |
JPS59216335A (ja) * | 1983-05-24 | 1984-12-06 | Fujitsu Ltd | 光伝送方式 |
US4941207A (en) * | 1984-05-01 | 1990-07-10 | Nihon Musen Kabushiki Kaisha | Structure for wireless communication in an electromagnetically shielded building |
JPS6135031A (ja) * | 1984-07-26 | 1986-02-19 | Sumitomo Electric Ind Ltd | 双方向光通信方式 |
CA1235185A (en) * | 1985-06-12 | 1988-04-12 | Northern Telecom Limited | Optical fiber order wire system |
GB2214755B (en) * | 1988-01-29 | 1992-06-24 | Walmore Electronics Limited | Distributed antenna system |
DK364788D0 (da) * | 1988-07-01 | 1988-07-01 | Novo Industri As | Enzymatisk fremgangsmaade til fjernelse af komplekser |
GB2222735B (en) * | 1988-07-25 | 1992-08-19 | British Telecomm | Optical communications systems |
US5029306A (en) * | 1989-08-10 | 1991-07-02 | The Boeing Company | Optically fed module for phased-array antennas |
JPH06135031A (ja) * | 1992-10-23 | 1994-05-17 | Fuji Xerox Co Ltd | サーマルヘッド |
-
1989
- 1989-02-16 GB GB898903568A patent/GB8903568D0/en active Pending
-
1990
- 1990-02-02 JP JP50269090A patent/JP3267605B2/ja not_active Expired - Fee Related
- 1990-02-02 CA CA002046321A patent/CA2046321C/en not_active Expired - Fee Related
- 1990-02-02 EP EP90902642A patent/EP0458813B1/de not_active Expired - Lifetime
- 1990-02-02 US US08/032,195 patent/US5305133A/en not_active Expired - Lifetime
- 1990-02-02 AU AU50322/90A patent/AU626177B2/en not_active Ceased
- 1990-02-02 DE DE69017200T patent/DE69017200T2/de not_active Expired - Lifetime
- 1990-02-02 AT AT90902642T patent/ATE118937T1/de not_active IP Right Cessation
- 1990-02-02 ES ES90902642T patent/ES2068383T3/es not_active Expired - Lifetime
- 1990-02-02 WO PCT/GB1990/000157 patent/WO1990009709A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US5305133A (en) | 1994-04-19 |
EP0458813A1 (de) | 1991-12-04 |
ATE118937T1 (de) | 1995-03-15 |
ES2068383T3 (es) | 1995-04-16 |
EP0458813B1 (de) | 1995-02-22 |
AU5032290A (en) | 1990-09-05 |
DE69017200T2 (de) | 1995-06-14 |
CA2046321C (en) | 1996-08-27 |
JPH04503442A (ja) | 1992-06-18 |
WO1990009709A1 (en) | 1990-08-23 |
GB8903568D0 (en) | 1989-04-05 |
JP3267605B2 (ja) | 2002-03-18 |
CA2046321A1 (en) | 1990-08-17 |
AU626177B2 (en) | 1992-07-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0381341A3 (de) | Frequenzumtastungsmoduliertes optisches System | |
ATE148281T1 (de) | Funk-telefon system mit ''besetzt'' und ''ausser bereich'' funktionen | |
DE69021083D1 (de) | Telekommunikationssystem. | |
AU632197B2 (en) | Regenerative rf bidirectional amplifier system | |
KR970009301B1 (en) | Spread spectrum communication system | |
ATE118937T1 (de) | Optisches zweiwegübertragungssystem. | |
GB2242091B (en) | An optical communication system. | |
EP0346925A3 (de) | Privates Funkkommunikationssystem unter Verwendung von optischen Glasfasern | |
ATE8831T1 (de) | Nachrichtenuebertragungssystem mit direkter lichtmodulation, optischer verbindung und mit einer bandbreite, die sich zu tiefen frequenzen und zu gleichanteilen hin erstreckt. | |
ES8705978A1 (es) | Red de fibras opticas con un dispositivo para minimizar las perdidas de acoplamiento optico | |
KR910021063A (ko) | 단일 파장 양방향 광섬유 통신 링크 | |
CA2268246A1 (en) | Optical systems with one or more stabilised laser signal sources | |
EP0777345A3 (de) | Verfahren zur Überwachung eines Übertragungssystems mit optischen Verstärkern-Regeneratoren | |
JPS54114005A (en) | Optical communication system | |
SE9501075D0 (sv) | Anordning och förfarande i ett optiskt bussnät | |
RU94010002A (ru) | Способ передачи сигналов в пассивной оптической системе дальней связи | |
HUT60077A (en) | Method for two-way data transmission and communication system for realizing said method | |
CA2040756A1 (en) | Long range bidirectional optical fiber communication link | |
CA2044919A1 (en) | Light communication system | |
MY105517A (en) | Fiber optic data link system. | |
SE9500208D0 (sv) | Förfarande och anordningar för att distribuera och mottaga våglängdsreferens i optiskt multikanalnät | |
DE69020340D1 (de) | Optisches übertragungssystem. | |
JPS57127342A (en) | Branchable multiplex loop transmitter | |
ATE20162T1 (de) | Dreistufiges einseitenband-vormodulationstr|gerfrequenzsystem. | |
IT1248925B (it) | Ripetitore per telecomunicazioni,in particolare per radiotelefonia |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: IPG PHOTONICS CORP., OXFORD, MASS., US |