HK1002342A1 - Optical source for communications system - Google Patents

Optical source for communications system

Info

Publication number
HK1002342A1
HK1002342A1 HK98101341A HK98101341A HK1002342A1 HK 1002342 A1 HK1002342 A1 HK 1002342A1 HK 98101341 A HK98101341 A HK 98101341A HK 98101341 A HK98101341 A HK 98101341A HK 1002342 A1 HK1002342 A1 HK 1002342A1
Authority
HK
Hong Kong
Prior art keywords
communications system
optical source
optical
source
communications
Prior art date
Application number
HK98101341A
Other languages
English (en)
Inventor
Nigel Gordon Walker
Original Assignee
British Telecomm
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
Priority claimed from GB929218742A external-priority patent/GB9218742D0/en
Application filed by British Telecomm filed Critical British Telecomm
Publication of HK1002342A1 publication Critical patent/HK1002342A1/xx

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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
    • H04B10/25751—Optical arrangements for CATV or video distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/006—Devices for generating or processing an RF signal by optical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
HK98101341A 1992-06-29 1998-02-20 Optical source for communications system HK1002342A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP92305964 1992-06-29
EP92307150 1992-08-05
GB929218742A GB9218742D0 (en) 1992-09-04 1992-09-04 Optical source for communications system
PCT/GB1993/001353 WO1994000928A1 (en) 1992-06-29 1993-06-29 Optical source for communications system

Publications (1)

Publication Number Publication Date
HK1002342A1 true HK1002342A1 (en) 1998-08-14

Family

ID=27234739

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98101341A HK1002342A1 (en) 1992-06-29 1998-02-20 Optical source for communications system

Country Status (8)

Country Link
US (1) US5617239A (xx)
JP (1) JP3372041B2 (xx)
AU (1) AU670101B2 (xx)
CA (1) CA2138961C (xx)
DE (1) DE69313287T2 (xx)
ES (1) ES2107669T3 (xx)
HK (1) HK1002342A1 (xx)
WO (1) WO1994000928A1 (xx)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5699179A (en) * 1996-02-23 1997-12-16 General Instrument Corporation Of Delaware Cancellation of distortion components in a fiber optic link with feed-forward linearization
US5859611A (en) * 1997-02-21 1999-01-12 Hughes Electronics Corporation Mixing and modulating methods and structures using nonlinear optical amplifiers
KR100322549B1 (ko) * 1997-12-10 2002-03-08 윤종용 컴퓨터의신호전송장치
US6476957B1 (en) * 2000-07-17 2002-11-05 The United States Of America As Represented By The Secretary Of The Navy Image rejecting microwave photonic downconverter
US6487004B1 (en) * 2000-08-09 2002-11-26 The United States Of America As Represented By The Secretary Of The Navy Optical image reject down converter
US6823178B2 (en) 2001-02-14 2004-11-23 Ydi Wireless, Inc. High-speed point-to-point modem-less microwave radio frequency link using direct frequency modulation
US6741139B2 (en) 2001-05-22 2004-05-25 Ydi Wirelesss, Inc. Optical to microwave converter using direct modulation phase shift keying
WO2003043177A2 (en) * 2001-11-15 2003-05-22 Hrl Laboratories, Llc Agile spread waveform generator and photonic oscillator
US7085499B2 (en) * 2001-11-15 2006-08-01 Hrl Laboratories, Llc Agile RF-lightwave waveform synthesis and an optical multi-tone amplitude modulator
US6963442B2 (en) 2002-04-17 2005-11-08 Hrl Laboratories, Llc Low-noise, switchable RF-lightwave synthesizer
AU2003221717A1 (en) * 2002-04-17 2003-11-03 Hrl Laboratories, Llc Method and apparatus for producing an optical output
US7499653B2 (en) * 2003-07-14 2009-03-03 Hrl Laboratories, Llc Multiple wavelength photonic oscillator
US7822082B2 (en) * 2004-01-27 2010-10-26 Hrl Laboratories, Llc Wavelength reconfigurable laser transmitter tuned via the resonance passbands of a tunable microresonator
GB2412230A (en) * 2004-03-17 2005-09-21 Bookham Technology Plc Laser calibration, monitoring and control
FR2913494B1 (fr) * 2007-03-05 2012-05-18 Centre Nat Rech Scient Dispositif pour la mesure d'une phase spectrale d'un signal periodique
US9065964B1 (en) * 2009-08-17 2015-06-23 Arris Enterprises, Inc. Reducing four wave mixing ingress
EP2330757A1 (en) * 2009-12-07 2011-06-08 BRITISH TELECOMMUNICATIONS public limited company Wireless connector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3435229A (en) * 1966-03-23 1969-03-25 Gen Telephone & Elect Signal transmission systems
US4297035A (en) * 1979-09-14 1981-10-27 International Business Machines Corporation Method and device for detecting a specific spectral feature
US4503403A (en) * 1983-09-28 1985-03-05 The United States Of America As Represented By The Secretary Of The Navy Optical injection locking of solid-state oscillators by frequency-multiplexed injection-locked, laser diodes
US4897883A (en) * 1987-12-18 1990-01-30 Modcom Corporation Infrared remote control apparatus
US5042086A (en) * 1988-11-16 1991-08-20 Dylor Corporation Method and means for transmitting large dynamic analog signals in optical fiber systems

Also Published As

Publication number Publication date
JPH08510866A (ja) 1996-11-12
JP3372041B2 (ja) 2003-01-27
DE69313287T2 (de) 1998-01-02
CA2138961A1 (en) 1994-01-06
DE69313287D1 (de) 1997-09-25
WO1994000928A1 (en) 1994-01-06
AU4351893A (en) 1994-01-24
AU670101B2 (en) 1996-07-04
ES2107669T3 (es) 1997-12-01
US5617239A (en) 1997-04-01
CA2138961C (en) 1999-04-06

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)