ATE164276T1 - Optische mischeranordnung mit photodetektor für einen heterodynempfänger sowie kohärenteroptischer empfänger - Google Patents

Optische mischeranordnung mit photodetektor für einen heterodynempfänger sowie kohärenteroptischer empfänger

Info

Publication number
ATE164276T1
ATE164276T1 AT93201592T AT93201592T ATE164276T1 AT E164276 T1 ATE164276 T1 AT E164276T1 AT 93201592 T AT93201592 T AT 93201592T AT 93201592 T AT93201592 T AT 93201592T AT E164276 T1 ATE164276 T1 AT E164276T1
Authority
AT
Austria
Prior art keywords
optical
receiver
mixing device
photodetector
heterodyne
Prior art date
Application number
AT93201592T
Other languages
English (en)
Inventor
Mattijs Oskar Van Deventer
Original Assignee
Nederland Ptt
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
Application filed by Nederland Ptt filed Critical Nederland Ptt
Application granted granted Critical
Publication of ATE164276T1 publication Critical patent/ATE164276T1/de

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
    • 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
    • H04B10/61—Coherent receivers
    • H04B10/64—Heterodyne, i.e. coherent receivers where, after the opto-electronic conversion, an electrical signal at an intermediate frequency [IF] is obtained

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
AT93201592T 1992-06-25 1993-06-03 Optische mischeranordnung mit photodetektor für einen heterodynempfänger sowie kohärenteroptischer empfänger ATE164276T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9201130A NL9201130A (nl) 1992-06-25 1992-06-25 Optische menginrichting met een fotodetector voor een heterodyne ontvanger.

Publications (1)

Publication Number Publication Date
ATE164276T1 true ATE164276T1 (de) 1998-04-15

Family

ID=19860974

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93201592T ATE164276T1 (de) 1992-06-25 1993-06-03 Optische mischeranordnung mit photodetektor für einen heterodynempfänger sowie kohärenteroptischer empfänger

Country Status (7)

Country Link
US (1) US5457563A (de)
EP (1) EP0576060B1 (de)
JP (1) JP2591706B2 (de)
AT (1) ATE164276T1 (de)
DE (1) DE69317472T2 (de)
ES (1) ES2113995T3 (de)
NL (1) NL9201130A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112146689A (zh) * 2019-06-28 2020-12-29 阿尔卡塔尔海底网络公司 抑制本地振荡器不稳定性所产生噪声的方法和装置

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GB2297656A (en) * 1995-02-01 1996-08-07 Northern Telecom Ltd Optical filtering
JP3482088B2 (ja) * 1996-12-05 2003-12-22 松下電器産業株式会社 周波数変調装置
TW432825B (en) 1999-08-30 2001-05-01 Nat Science Council Optical communication system
US6256103B1 (en) * 2000-02-17 2001-07-03 Agilent Technologies, Inc. System and method for optical heterodyne detection of an optical signal
US6856400B1 (en) 2000-12-14 2005-02-15 Luna Technologies Apparatus and method for the complete characterization of optical devices including loss, birefringence and dispersion effects
US7627252B2 (en) * 2005-02-28 2009-12-01 Nortel Networks Limited Clock recovery from an optical signal with dispersion impairments
US7522841B2 (en) * 2005-10-21 2009-04-21 Nortel Networks Limited Efficient data transmission and training of data processing functions
US7606498B1 (en) 2005-10-21 2009-10-20 Nortel Networks Limited Carrier recovery in a coherent optical receiver
US7555227B2 (en) * 2005-10-21 2009-06-30 Nortel Networks Limited Polarization compensation in a coherent optical receiver
EP2547982B1 (de) * 2010-03-17 2017-09-13 Lightlab Imaging, Inc. Intensitätsrauschreduktionsverfahren und vorrichtung für interferometrische erfassungs- und bildgebungssysteme
US12353988B2 (en) 2020-07-09 2025-07-08 Celestial Ai Inc. Neuromorphic photonics with coherent linear neurons
WO2022032105A1 (en) * 2020-08-06 2022-02-10 Inorganic Intelligence, Inc. Coherent photonic computing architectures
KR102807250B1 (ko) * 2020-12-17 2025-05-14 셀레스티얼 에이아이 인코포레이티드 매트릭스 계산을 위한 밸런스된 포토닉 아키텍처
KR102926203B1 (ko) 2021-06-18 2026-02-12 셀레스티얼 에이아이 인코포레이티드 머신러닝용 전자광학 네트워크
US12564047B2 (en) 2022-10-28 2026-02-24 Celestial Ai Inc. Thermal control of an optical component
WO2023177417A1 (en) 2022-03-18 2023-09-21 Celestial Ai Inc. Photonic fabric with optical interface for connection to memory
US12442997B2 (en) 2022-03-18 2025-10-14 Celestial AI, Inc. Optically bridged multicomponent package with extended temperature range
WO2023177848A1 (en) 2022-03-18 2023-09-21 Celestial Al Inc. Optical multi-die interconnect bridge (omib)
US20240038657A1 (en) 2022-07-26 2024-02-01 Celestial Ai Inc. Via formed using a partial plug that extends into a substrate
US12191257B2 (en) 2022-07-26 2025-01-07 Celestial Ai Inc. Electrical bridge package with integrated off-bridge photonic channel interface
US12283584B2 (en) 2022-07-26 2025-04-22 Celestial Ai Inc. Electrical bridge package with integrated off-bridge photonic channel interface
US12217056B2 (en) 2023-01-27 2025-02-04 Celestial Ai Inc. Load/store unit for a tensor engine and methods for loading or storing a tensor

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FR2517081A1 (fr) * 1981-11-26 1983-05-27 Monerie Michel Procede de detection coherente et de demodulation d'une onde porteuse modulee a etat de polarisation variable et dispositif de mise en oeuvre
GB2121636B (en) * 1982-05-20 1986-03-05 Standard Telephones Cables Ltd Coherent optical receiver
GB2172164B (en) * 1985-03-07 1989-02-22 Stc Plc Balanced coherent receiver
US4723314A (en) * 1985-05-10 1988-02-02 Calspan Corporation Heterodyne laser detection
US4697284A (en) * 1986-05-08 1987-09-29 American Telephone And Telegraph Company, At&T Bell Laboratories Single-photodiode optical heterodyne mixers
US4723316A (en) * 1986-05-08 1988-02-02 American Telephone & Telegraph Company, At&T Bell Laboratories Polarization independent coherent optical heterodyne receivers
GB8616050D0 (en) * 1986-07-01 1986-08-06 British Telecomm Optical local transmission system
GB2193610A (en) * 1986-08-05 1988-02-10 Stc Plc Coherent mixing of optical signals
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JPH01185037A (ja) * 1988-01-20 1989-07-24 Hitachi Ltd 光送信器，光受信器及び光伝送装置並びに光受信器の制御方法
US4916705A (en) * 1989-05-04 1990-04-10 At&T Bell Laboratories Random-access digitally-tuned coherent optical receiver

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112146689A (zh) * 2019-06-28 2020-12-29 阿尔卡塔尔海底网络公司 抑制本地振荡器不稳定性所产生噪声的方法和装置
US12510380B2 (en) 2019-06-28 2025-12-30 Alcatel Submarine Networks Method and apparatus for suppression of noise due to local oscillator instability in a coherent fiber optical sensor

Also Published As

Publication number Publication date
DE69317472D1 (de) 1998-04-23
JPH06112899A (ja) 1994-04-22
EP0576060A1 (de) 1993-12-29
EP0576060B1 (de) 1998-03-18
ES2113995T3 (es) 1998-05-16
JP2591706B2 (ja) 1997-03-19
NL9201130A (nl) 1994-01-17
DE69317472T2 (de) 1998-08-20
US5457563A (en) 1995-10-10

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