DE69434482D1 - Verstärker - Google Patents

Verstärker

Info

Publication number
DE69434482D1
DE69434482D1 DE69434482T DE69434482T DE69434482D1 DE 69434482 D1 DE69434482 D1 DE 69434482D1 DE 69434482 T DE69434482 T DE 69434482T DE 69434482 T DE69434482 T DE 69434482T DE 69434482 D1 DE69434482 D1 DE 69434482D1
Authority
DE
Germany
Prior art keywords
amplifier
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
Application number
DE69434482T
Other languages
English (en)
Other versions
DE69434482T2 (de
Inventor
Makoto Nakamura
Noboru Ishihara
Yukio Akazawa
Masayuki Ishikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 JP09096093A external-priority patent/JP3262887B2/ja
Priority claimed from JP11648393A external-priority patent/JP3284506B2/ja
Priority claimed from JP20853893A external-priority patent/JP3399477B2/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE69434482D1 publication Critical patent/DE69434482D1/de
Application granted granted Critical
Publication of DE69434482T2 publication Critical patent/DE69434482T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using FET type devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3084—Automatic control in amplifiers having semiconductor devices in receivers or transmitters for electromagnetic waves other than radiowaves, e.g. lightwaves
DE69434482T 1993-04-19 1994-04-18 Verstärker Expired - Lifetime DE69434482T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP9096093 1993-04-19
JP09096093A JP3262887B2 (ja) 1993-04-19 1993-04-19 リミッタ増幅器
JP11648393 1993-04-20
JP11648393A JP3284506B2 (ja) 1993-04-20 1993-04-20 増幅回路
JP20853893 1993-07-30
JP20853893A JP3399477B2 (ja) 1993-07-30 1993-07-30 増幅回路

Publications (2)

Publication Number Publication Date
DE69434482D1 true DE69434482D1 (de) 2005-10-13
DE69434482T2 DE69434482T2 (de) 2006-06-22

Family

ID=27306580

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69434482T Expired - Lifetime DE69434482T2 (de) 1993-04-19 1994-04-18 Verstärker
DE69420447T Expired - Lifetime DE69420447T2 (de) 1993-04-19 1994-04-18 Verstärker

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69420447T Expired - Lifetime DE69420447T2 (de) 1993-04-19 1994-04-18 Verstärker

Country Status (3)

Country Link
US (1) US5475342A (de)
EP (2) EP0891042B1 (de)
DE (2) DE69434482T2 (de)

Families Citing this family (32)

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TW348346B (en) * 1995-10-02 1998-12-21 Motorola Inc Signal processing circuit and method
US5703504A (en) * 1995-12-26 1997-12-30 Motorola Feedforward adaptive threshold processing method
DE69721610T2 (de) * 1996-02-23 2004-03-25 Matsushita Electric Industrial Co., Ltd., Kadoma Burstsignal-Verstärker und optische Empfangsschaltungsanordnung
GB2311902B (en) * 1996-04-04 2000-05-10 Plessey Semiconductors Ltd An error correction circuit
JP2814990B2 (ja) * 1996-05-20 1998-10-27 日本電気株式会社 光受信回路
JP3595992B2 (ja) * 1996-05-22 2004-12-02 ソニー株式会社 記録媒体駆動装置および記録媒体駆動方法
JPH10126351A (ja) * 1996-10-18 1998-05-15 Nec Corp 光受信回路
JPH10173456A (ja) * 1996-12-11 1998-06-26 Fujitsu Ltd 信号増幅回路
JPH10190385A (ja) * 1996-12-27 1998-07-21 Matsushita Electric Ind Co Ltd 増幅回路ユニットおよび増幅回路
US5875050A (en) * 1997-03-14 1999-02-23 Lucent Technologies Inc. Burst mode digital optical receiver
JP3526719B2 (ja) * 1997-03-19 2004-05-17 富士通株式会社 自動閾値制御回路および信号増幅回路
US5978249A (en) * 1997-12-17 1999-11-02 Motorola Inc. High impedance signal conversion circuit and method
JP3674753B2 (ja) * 1999-03-09 2005-07-20 富士通株式会社 バースト信号検出回路
EP1039644B1 (de) * 1999-03-26 2006-01-04 Matsushita Electric Industrial Co., Ltd. Mehrstufiger Signaldiscriminator
JP2000332558A (ja) * 1999-05-24 2000-11-30 Matsushita Electric Ind Co Ltd 増幅回路ユニットおよび増幅回路
US6785344B1 (en) 2000-04-11 2004-08-31 Terawave Communications, Inc. Fast threshold determination for packet-multiplexed digital communication
US6963696B1 (en) * 2001-04-30 2005-11-08 Quantum Bridge Communications, Inc. AC-coupled burst mode receiver with wide dynamic range
KR100400224B1 (ko) * 2001-06-27 2003-10-01 삼성전자주식회사 오프셋 보상 기능을 갖는 버스트 모드 수신 장치 및 그의데이타 복원 방법
KR100630089B1 (ko) * 2002-04-15 2006-09-27 삼성전자주식회사 차동 출력 구조의 버스트모드 광 수신기
KR100605898B1 (ko) 2002-04-19 2006-08-01 삼성전자주식회사 버스트모드 광 수신기
JP2003347873A (ja) * 2002-05-24 2003-12-05 Hitachi Ltd 多段アンプのゲイン制御方法及び装置
KR100537902B1 (ko) * 2003-03-29 2005-12-20 한국전자통신연구원 버스트 모드 광 수신 장치
KR100554163B1 (ko) * 2003-03-29 2006-02-22 한국전자통신연구원 수신된 광신호의 소광비 특성을 고려한 버스트 모드 광수신장치
KR100537901B1 (ko) * 2003-03-29 2005-12-20 한국전자통신연구원 버스트 모드 광 수신기
JP2005005622A (ja) * 2003-06-13 2005-01-06 Toyota Industries Corp リミッタ回路及びその半導体集積回路
US7382184B2 (en) * 2004-10-22 2008-06-03 Creative Technology Ltd Amplifier system and method
JP4905087B2 (ja) * 2006-11-30 2012-03-28 富士通オプティカルコンポーネンツ株式会社 受信装置
JP5176505B2 (ja) * 2007-12-03 2013-04-03 富士通オプティカルコンポーネンツ株式会社 光受信装置，光局側装置および光ネットワークシステム
DE102009021153A1 (de) * 2009-05-13 2010-11-18 Atmel Automotive Gmbh Verfahren zur Gewinnung einer Feldstärkeinformation
US8648629B2 (en) * 2009-12-30 2014-02-11 Stmicroelectronics S.R.L. Transmission channel for ultrasound applications
CN109141827B (zh) * 2017-06-28 2020-07-07 福州高意通讯有限公司 一种应用于可调谐滤波器光性能检测装置的光谱寻峰方法
CN109729758B (zh) * 2017-08-30 2023-05-26 深圳市汇顶科技股份有限公司 动态放大电路

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999925A (en) * 1959-01-28 1961-09-12 Page Comm Engineers Inc Variable decision threshold computer
US3838448A (en) * 1973-02-07 1974-09-24 Control Data Corp Compensated baseline circuit
US3949317A (en) * 1974-09-16 1976-04-06 Tektronix, Inc. Fast recovery limiting and phase inverting amplifier
US3947769A (en) * 1974-10-23 1976-03-30 Hoffman Electronics Corporation Threshold correction system in FSK transmissions
DE2905904A1 (de) * 1979-02-16 1980-08-28 Licentia Gmbh Schaltungsanordnung zur grundlinienregeneration eines pcm-signals
JPS6012826B2 (ja) * 1980-01-07 1985-04-03 株式会社日立製作所 受信回路
JPS56115023A (en) * 1980-02-16 1981-09-10 Nec Corp Automatic threshold level controlling circuit
US4456889A (en) * 1981-06-04 1984-06-26 The United States Of America As Represented By The Secretary Of The Navy Dual-gate MESFET variable gain constant output power amplifier
JPS59257A (ja) * 1982-06-25 1984-01-05 Pioneer Electronic Corp デイジタル変調信号読取装置
US4641324A (en) * 1984-09-14 1987-02-03 Eastman Kodak Company Signal correction apparatus
US4631737A (en) * 1984-12-06 1986-12-23 Motorola, Inc. Self biasing direct coupled data limiter
US4736391A (en) * 1986-07-22 1988-04-05 General Electric Company Threshold control with data receiver
JPS6372247A (ja) * 1986-09-16 1988-04-01 Toshiba Corp 光受信器
ATE67351T1 (de) * 1986-12-23 1991-09-15 Autophon Ascom Ag Anordnung in einer integrierten schaltung zum erzeugen einer nichtlinearen funktion.
JPS63256023A (ja) * 1987-04-14 1988-10-24 Nec Corp 光受信器の識別回路
JPH01109810A (ja) * 1987-10-22 1989-04-26 Nec Corp リミッタ増幅器
US5025251A (en) * 1989-06-29 1991-06-18 Motorola, Inc. Self-tuning direct coupled data limiter of a battery saver type paging receiver
US4975657A (en) * 1989-11-02 1990-12-04 Motorola Inc. Speech detector for automatic level control systems
JPH0828750B2 (ja) * 1989-11-10 1996-03-21 富士通株式会社 レシーバ回路における自動閾値制御方式
ES2136066T3 (es) * 1991-05-23 1999-11-16 Nec Corp Amplificador logaritmico de frecuencia intermedia.
JPH0775356B2 (ja) * 1991-06-05 1995-08-09 株式会社東芝 光受信器
JPH0510987A (ja) * 1991-06-28 1993-01-19 Canon Inc 信号検出回路

Also Published As

Publication number Publication date
EP0621686B1 (de) 1999-09-08
DE69420447T2 (de) 2000-04-13
EP0621686A3 (de) 1995-10-18
EP0891042A3 (de) 1999-03-10
EP0891042B1 (de) 2005-09-07
DE69420447D1 (de) 1999-10-14
US5475342A (en) 1995-12-12
EP0621686A2 (de) 1994-10-26
DE69434482T2 (de) 2006-06-22
EP0891042A2 (de) 1999-01-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition