KR920003690A - 광수신회로 - Google Patents
광수신회로 Download PDFInfo
- Publication number
- KR920003690A KR920003690A KR1019910011161A KR910011161A KR920003690A KR 920003690 A KR920003690 A KR 920003690A KR 1019910011161 A KR1019910011161 A KR 1019910011161A KR 910011161 A KR910011161 A KR 910011161A KR 920003690 A KR920003690 A KR 920003690A
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- peak
- normal
- peak value
- supplied
- Prior art date
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
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0216—Continuous control
- H03F1/0222—Continuous control by using a signal derived from the input signal
-
- 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
-
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
- H04L25/062—Setting decision thresholds using feedforward techniques only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
- H04L25/065—Binary decisions
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 1실시예에 따른 광수신회로의 구성을 나타낸 회로도.
제2도는 제1도의 실시예에 따른 광수신회로의 동작을 나타낸 파형도.
Claims (1)
- 광신호가 공급되면 이 광신호에 따라 수신신호를 출력하는 수광소자(10)와, 상기 수신신호가 공급되면 이 수신신호에 따라 정상수신신호 및 역상수신신호를 출력하는 증폭기(12), 상기 정상수신신호 및 역상수신신호가 공급되면 양신호중 적어도 한쪽의 신호성분의 피크치를 검출하고, 이 피크치에 따라 피크치신호(Vi)를 출력하는 피크치검출회로(18), 상기 피크치신호(Vi)가 공급되면 이 피크치신호(Vi)에 따라 정상피크치신호전류 및 역상피크치신호전류를 출력하는 전압-전류변환회로(28) 및, 상기 정상수신신호에서 제1저항(R10)을 매개로 상기 정상 피크치신호전류에 대응되는 신호성분을 빼내어 얻어지는 정상신호 및 상기 역상수신신호에서 제2저항(R12)을 매개로 역상피크치신호전류에 대응되는 신호성분을 빼내어 얻어지는 역상신호가 공급되면 양신호를 비교해서 양신호의 대소관계에 따른 출력신호를 출력하는 비교기(34)를 구비하여 구성된 것을 특징으로 하는 광수신회로.※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP02-174510 | 1990-07-03 | ||
JP90-174510 | 1990-07-03 | ||
JP2174510A JPH0821906B2 (ja) | 1990-07-03 | 1990-07-03 | 光受信回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920003690A true KR920003690A (ko) | 1992-02-29 |
KR950003476B1 KR950003476B1 (ko) | 1995-04-13 |
Family
ID=15979771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910011161A KR950003476B1 (ko) | 1990-07-03 | 1991-07-02 | 광수신회로 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5247211A (ko) |
EP (1) | EP0489927B1 (ko) |
JP (1) | JPH0821906B2 (ko) |
KR (1) | KR950003476B1 (ko) |
DE (1) | DE69117150T2 (ko) |
WO (1) | WO1992001348A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100479851B1 (ko) * | 2002-01-31 | 2005-03-30 | 주식회사 아이텍 테크널러지 | 광모듈의 능동정렬방법 및 그 장치 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3115739B2 (ja) * | 1993-01-27 | 2000-12-11 | シャープ株式会社 | パルス光受信回路 |
JP2656734B2 (ja) * | 1994-09-12 | 1997-09-24 | 宮城日本電気株式会社 | 光受信回路 |
US5491434A (en) * | 1994-12-05 | 1996-02-13 | Motorola, Inc. | Circuit and method of differential amplitude detection |
US5508645A (en) * | 1995-03-28 | 1996-04-16 | International Business Machines Corporation | Circuit for raising a minimum threshold of a signal detector |
JP3357772B2 (ja) * | 1995-03-31 | 2002-12-16 | 株式会社東芝 | 受信回路、光受信回路、光受信モジュール及び光配線モジュールセット |
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 |
JPH1084231A (ja) * | 1996-05-24 | 1998-03-31 | Toshiba Corp | デジタル信号受信回路 |
JP3350376B2 (ja) * | 1996-11-25 | 2002-11-25 | シャープ株式会社 | 波形整形回路およびそれを用いる赤外線データ通信装置 |
JP3931025B2 (ja) * | 2000-09-08 | 2007-06-13 | 三菱電機株式会社 | 自己バイアス調整回路 |
JP3665635B2 (ja) * | 2002-11-27 | 2005-06-29 | 株式会社東芝 | 光信号受信回路、及び、光信号受信半導体装置 |
KR100601828B1 (ko) * | 2004-09-01 | 2006-07-19 | (주)케이비씨 | 적응형 광수신기 및 적응형 광신호 수신 방법 |
JP4568205B2 (ja) * | 2005-10-14 | 2010-10-27 | 株式会社東芝 | 受信装置 |
JP4246222B2 (ja) * | 2006-07-18 | 2009-04-02 | シャープ株式会社 | キャリア検出回路、それを備えた赤外線信号処理回路、ならびにキャリア検出回路の制御方法 |
JP4283301B2 (ja) * | 2006-11-15 | 2009-06-24 | シャープ株式会社 | バンドパスフィルタ回路、バンドエリミネートフィルタ回路、並びに赤外線信号処理回路 |
JP4290721B2 (ja) * | 2006-11-15 | 2009-07-08 | シャープ株式会社 | バンドパスフィルタ回路、並びに赤外線信号処理回路 |
JP4473885B2 (ja) * | 2007-03-20 | 2010-06-02 | 株式会社東芝 | 光受信回路 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4000397A (en) * | 1975-03-21 | 1976-12-28 | Spectra-Physics, Inc. | Signal processor method and apparatus |
US4241455A (en) * | 1977-12-29 | 1980-12-23 | Sperry Corporation | Data receiving and processing circuit |
JPS58169751U (ja) * | 1982-04-30 | 1983-11-12 | 松下電工株式会社 | 光受信回路 |
CA1241707A (en) * | 1985-02-13 | 1988-09-06 | John G. Hogeboom | Digital line receiver |
JP2818205B2 (ja) * | 1989-07-13 | 1998-10-30 | 株式会社東芝 | 広ダイナミック光受信回路 |
JPH0654852B2 (ja) * | 1989-11-30 | 1994-07-20 | 株式会社東芝 | 光受信回路 |
US5030925A (en) * | 1990-03-15 | 1991-07-09 | Triquint Semiconductor, Inc. | Transimpedance amplifier |
JPH06325738A (ja) * | 1993-05-18 | 1994-11-25 | Matsushita Electron Corp | 白熱電球 |
-
1990
- 1990-07-03 JP JP2174510A patent/JPH0821906B2/ja not_active Expired - Lifetime
-
1991
- 1991-07-01 US US07/835,928 patent/US5247211A/en not_active Expired - Lifetime
- 1991-07-01 WO PCT/JP1991/000883 patent/WO1992001348A1/ja active IP Right Grant
- 1991-07-01 EP EP91911957A patent/EP0489927B1/en not_active Expired - Lifetime
- 1991-07-01 DE DE69117150T patent/DE69117150T2/de not_active Expired - Lifetime
- 1991-07-02 KR KR1019910011161A patent/KR950003476B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100479851B1 (ko) * | 2002-01-31 | 2005-03-30 | 주식회사 아이텍 테크널러지 | 광모듈의 능동정렬방법 및 그 장치 |
Also Published As
Publication number | Publication date |
---|---|
EP0489927A4 (en) | 1992-12-02 |
DE69117150T2 (de) | 1996-07-25 |
US5247211A (en) | 1993-09-21 |
KR950003476B1 (ko) | 1995-04-13 |
JPH0821906B2 (ja) | 1996-03-04 |
JPH0465933A (ja) | 1992-03-02 |
DE69117150D1 (de) | 1996-03-28 |
EP0489927B1 (en) | 1996-02-14 |
WO1992001348A1 (en) | 1992-01-23 |
EP0489927A1 (en) | 1992-06-17 |
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Legal Events
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A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20110318 Year of fee payment: 17 |
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EXPY | Expiration of term |