WO2008102819A1 - 電子回路及び通信システム - Google Patents

電子回路及び通信システム Download PDF

Info

Publication number
WO2008102819A1
WO2008102819A1 PCT/JP2008/052889 JP2008052889W WO2008102819A1 WO 2008102819 A1 WO2008102819 A1 WO 2008102819A1 JP 2008052889 W JP2008052889 W JP 2008052889W WO 2008102819 A1 WO2008102819 A1 WO 2008102819A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
vref
circuit
communication system
reference signal
Prior art date
Application number
PCT/JP2008/052889
Other languages
English (en)
French (fr)
Inventor
Hiroshi Hara
Original Assignee
Eudyna Devices Inc.
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 Eudyna Devices Inc. filed Critical Eudyna Devices Inc.
Publication of WO2008102819A1 publication Critical patent/WO2008102819A1/ja
Priority to US12/546,192 priority Critical patent/US8301038B2/en

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
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/695—Arrangements for optimizing the decision element in the receiver, e.g. by using automatic threshold control
    • 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
    • H03F3/087—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light with IC amplifier blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Optical Communication System (AREA)

Abstract

　本発明は、デジタル入力信号ＶＡと参照信号Ｖｒｅｆとが入力する差動増幅回路３０と、入力信号ＶＡの振幅の平均値を出力するフィードバック回路１０と、フィードバック回路１０の出力信号Ｖｆに基づいて保持された信号を参照信号Ｖｒｅｆとして出力する保持回路２０と、を具備することを特徴とする電子回路及び通信システムである。本発明によれば、保持回路２０がフィードバック回路１０の出力信号Ｖｆに基づき参照信号Ｖｒｅｆとして保持出力するため、参照信号Ｖｒｅｆを早期に安定させることができる。
PCT/JP2008/052889 2007-02-23 2008-02-20 電子回路及び通信システム WO2008102819A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/546,192 US8301038B2 (en) 2007-02-23 2009-08-24 Electronic circuit and communication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007044468A JP5101131B2 (ja) 2007-02-23 2007-02-23 電子回路
JP2007-044468 2007-02-23

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/546,192 Continuation US8301038B2 (en) 2007-02-23 2009-08-24 Electronic circuit and communication system

Publications (1)

Publication Number Publication Date
WO2008102819A1 true WO2008102819A1 (ja) 2008-08-28

Family

ID=39710093

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/052889 WO2008102819A1 (ja) 2007-02-23 2008-02-20 電子回路及び通信システム

Country Status (3)

Country Link
US (1) US8301038B2 (ja)
JP (1) JP5101131B2 (ja)
WO (1) WO2008102819A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010057014A (ja) * 2008-08-29 2010-03-11 Sumitomo Electric Device Innovations Inc 電子回路
JP2012514424A (ja) * 2008-12-31 2012-06-21 インテル コーポレイション 光学的な送受信機のｉｃ

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5280256B2 (ja) * 2009-03-12 2013-09-04 住友電工デバイス・イノベーション株式会社 電子回路
JP5725168B2 (ja) * 2011-04-20 2015-05-27 富士通オプティカルコンポーネンツ株式会社 検出装置、光受信装置、検出方法および光受信方法
CN108322265A (zh) 2014-10-15 2018-07-24 株式会社藤仓 光接收器、有源光缆、以及光接收器的控制方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6215909A (ja) * 1985-07-15 1987-01-24 Hitachi Ltd 光受信回路
JPS6374304A (ja) * 1986-09-18 1988-04-04 Furukawa Electric Co Ltd:The 光受信回路におけるオフセツト、ドリフトなどの補償方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0743807Y2 (ja) * 1988-10-11 1995-10-09 ローム株式会社 テーププレーヤ
JP3275212B2 (ja) * 1992-07-03 2002-04-15 富士通株式会社 光信号復調方式
JP3284506B2 (ja) * 1993-04-20 2002-05-20 日本電信電話株式会社 増幅回路
JPH08102716A (ja) * 1994-09-30 1996-04-16 Hitachi Ltd バースト光受信回路
JP2616480B2 (ja) * 1995-03-17 1997-06-04 日本電気株式会社 バースト光受信回路
JP2814990B2 (ja) * 1996-05-20 1998-10-27 日本電気株式会社 光受信回路
JP3085275B2 (ja) * 1998-02-18 2000-09-04 日本電気株式会社 ２値光伝送方法及び２値光伝送システム
JP3031326B2 (ja) 1998-02-19 2000-04-10 日本電気株式会社 バースト受信回路およびバースト受信回路の制御方法
US6084478A (en) * 1998-08-20 2000-07-04 Vitesse Semiconductor Corp. Transimpedance amplifier with automatic gain control
JP4045223B2 (ja) * 2003-09-09 2008-02-13 株式会社日立製作所 利得切替方式によるバースト光受信装置
JP2005123350A (ja) * 2003-10-16 2005-05-12 Matsushita Electric Ind Co Ltd 平均パワー検出回路、レーザーダイオード駆動回路及び光送信モジュール
JP4613495B2 (ja) 2004-02-05 2011-01-19 住友電気工業株式会社 前置増幅器
JP5287239B2 (ja) * 2006-03-31 2013-09-11 富士通株式会社 差動４位相偏移変調器およびその位相シフト量制御方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6215909A (ja) * 1985-07-15 1987-01-24 Hitachi Ltd 光受信回路
JPS6374304A (ja) * 1986-09-18 1988-04-04 Furukawa Electric Co Ltd:The 光受信回路におけるオフセツト、ドリフトなどの補償方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010057014A (ja) * 2008-08-29 2010-03-11 Sumitomo Electric Device Innovations Inc 電子回路
JP2012514424A (ja) * 2008-12-31 2012-06-21 インテル コーポレイション 光学的な送受信機のｉｃ
US8768179B2 (en) 2008-12-31 2014-07-01 Intel Corporation Optical transceiver IC

Also Published As

Publication number Publication date
JP5101131B2 (ja) 2012-12-19
US8301038B2 (en) 2012-10-30
US20090310979A1 (en) 2009-12-17
JP2008211376A (ja) 2008-09-11

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