KR840001743A - 정보신호 유무 판별회로 장치 - Google Patents

정보신호 유무 판별회로 장치 Download PDF

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Publication number
KR840001743A
KR840001743A KR1019820004141A KR820004141A KR840001743A KR 840001743 A KR840001743 A KR 840001743A KR 1019820004141 A KR1019820004141 A KR 1019820004141A KR 820004141 A KR820004141 A KR 820004141A KR 840001743 A KR840001743 A KR 840001743A
Authority
KR
South Korea
Prior art keywords
information signal
level
circuit device
discrimination circuit
circuit
Prior art date
Application number
KR1019820004141A
Other languages
English (en)
Other versions
KR880000796B1 (ko
Inventor
싱이찌 야마무라
Original Assignee
모리다 아끼오
쏘니 가부시기 가이샤
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 모리다 아끼오, 쏘니 가부시기 가이샤 filed Critical 모리다 아끼오
Publication of KR840001743A publication Critical patent/KR840001743A/ko
Application granted granted Critical
Publication of KR880000796B1 publication Critical patent/KR880000796B1/ko

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

내용 없음

Description

정보신호 유무 판별회로 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 광학식 디지탈 오디오 디스크 시스템의 재생계의 일부분을 나타낸 블록접속도,
제2도 및 제3도는 제1도에 나타낸 재생계의 일부분의 동작의 설명에 사용되는 파형도.

Claims (1)

  1. 정보신호입력부와 이 입력부에 얻어지는 신호를 소정의 직류 레벨에 크램프하는 크램프회로와, 이 크램프회로의 출력의 진폭레벨을 검출하는 레벨검출회로와, 이 레벨검출회로로 검출된 진폭레벨을 소정의 기준 레벨과 비교하는 레벨 비교회로를 가지고 이루어지며 상기 레벨 비교회로의 출력에 의해 상기 정보신호 입력부에 있어서의 정보신호의 존재·부존재를 검지하도록 한 정보신호 유무 판별회로 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR8204141A 1981-09-14 1982-09-13 정보신호 유무 판별회로장치 KR880000796B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP145334 1981-09-14
JP56-145334 1981-09-14
JP56145334A JPS5848209A (ja) 1981-09-14 1981-09-14 情報信号有無判別回路装置

Publications (2)

Publication Number Publication Date
KR840001743A true KR840001743A (ko) 1984-05-16
KR880000796B1 KR880000796B1 (ko) 1988-05-09

Family

ID=15382764

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8204141A KR880000796B1 (ko) 1981-09-14 1982-09-13 정보신호 유무 판별회로장치

Country Status (8)

Country Link
US (1) US4572965A (ko)
JP (1) JPS5848209A (ko)
KR (1) KR880000796B1 (ko)
CA (1) CA1191559A (ko)
DE (1) DE3233893C2 (ko)
FR (1) FR2512962B1 (ko)
GB (1) GB2106759B (ko)
NL (1) NL8203566A (ko)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59165212A (ja) * 1983-03-08 1984-09-18 Sony Corp 情報信号再生装置
JPS6010429A (ja) * 1983-06-30 1985-01-19 Toshiba Corp 光デイスク装置
JPH0680554B2 (ja) * 1985-02-08 1994-10-12 オリンパス光学工業株式会社 ２値化信号発生回路
EP0202773B1 (en) * 1985-04-22 1991-01-16 Csk Corporation Binary encoding method for data read from optical record and device therefor
US4734596A (en) * 1986-04-03 1988-03-29 Advanced Micro Devices, Inc. Detection of direct current in the presence of manchester-encoded signals
JPH0731878B2 (ja) * 1986-07-24 1995-04-10 日本電信電話株式会社 信号再生回路
DE3719489A1 (de) * 1987-06-11 1988-12-29 Thomson Brandt Gmbh Geraet zur wiedergabe von daten
JPH02149690A (ja) * 1988-11-30 1990-06-08 Shimadzu Corp 水素ガス供給装置
JPH02202721A (ja) * 1989-02-01 1990-08-10 Sony Corp 信号レベル検出回路
JP2809479B2 (ja) * 1990-05-29 1998-10-08 オリンパス光学工業株式会社 データ記録再生装置
JPH07227424A (ja) * 1994-02-17 1995-08-29 Japan Storage Battery Co Ltd 流体輸送器
JPH0824619A (ja) * 1994-07-14 1996-01-30 Japan Storage Battery Co Ltd 流体供給装置及びその製造方法
JPH0858897A (ja) * 1994-08-12 1996-03-05 Japan Storage Battery Co Ltd 流体供給装置
US6365897B1 (en) 1997-12-18 2002-04-02 Nikon Corporation Electron beam type inspection device and method of making same
JP2002260246A (ja) * 2001-03-02 2002-09-13 Texas Instr Japan Ltd 光ディスク判別回路
RU2638772C2 (ru) * 2016-11-14 2017-12-15 Дмитрий Евгеньевич Волков Хирургический диссектор
CN107528450A (zh) * 2017-08-29 2017-12-29 深圳市稳先微电子有限公司 电压比较器、控制芯片及开关电源

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760255A (en) * 1972-02-25 1973-09-18 R Grodinsky Ac to dc converter circuit
US3983417A (en) * 1975-02-28 1976-09-28 Alpha Engineering Corporation RF level sensing circuit
DE2613470C2 (de) * 1976-03-30 1983-12-29 Blaupunkt-Werke Gmbh, 3200 Hildesheim Schaltungsanordnung zur Detektion von Störsignalen
JPS5948447B2 (ja) * 1977-07-20 1984-11-27 ソニー株式会社 信号再生装置の利得補償回路
JPS5475922A (en) * 1977-11-30 1979-06-18 Hitachi Ltd Pulse noise limiter circuit
US4180770A (en) * 1978-03-01 1979-12-25 Anderson Power Products, Inc. Method and apparatus for determining the capacity of lead acid storage batteries
JPS56143544A (en) * 1980-04-07 1981-11-09 Fujitsu Ltd Error signal detecting system

Also Published As

Publication number Publication date
JPS5848209A (ja) 1983-03-22
GB2106759B (en) 1985-06-05
GB2106759A (en) 1983-04-13
DE3233893A1 (de) 1983-03-31
US4572965A (en) 1986-02-25
CA1191559A (en) 1985-08-06
FR2512962B1 (fr) 1987-01-30
DE3233893C2 (de) 1996-05-02
KR880000796B1 (ko) 1988-05-09
NL8203566A (nl) 1983-04-05
FR2512962A1 (fr) 1983-03-18

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