KR890014610U - Compact disc defect detection circuit - Google Patents

Compact disc defect detection circuit

Info

Publication number
KR890014610U
KR890014610U KR2019870023801U KR870023801U KR890014610U KR 890014610 U KR890014610 U KR 890014610U KR 2019870023801 U KR2019870023801 U KR 2019870023801U KR 870023801 U KR870023801 U KR 870023801U KR 890014610 U KR890014610 U KR 890014610U
Authority
KR
South Korea
Prior art keywords
detection circuit
compact disc
defect detection
disc defect
compact
Prior art date
Application number
KR2019870023801U
Other languages
Korean (ko)
Other versions
KR910002438Y1 (en
Inventor
이동근
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019870023801U priority Critical patent/KR910002438Y1/en
Publication of KR890014610U publication Critical patent/KR890014610U/en
Application granted granted Critical
Publication of KR910002438Y1 publication Critical patent/KR910002438Y1/en

Links

Classifications

    • 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • 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
    • G11B20/10018—Improvement or modification of read or write signals analog processing for digital recording or reproduction
    • G11B20/10027—Improvement or modification of read or write signals analog processing for digital recording or reproduction adjusting the signal strength during recording or reproduction, e.g. variable gain amplifiers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
KR2019870023801U 1987-12-30 1987-12-30 Detecting circuit of compact disk defects KR910002438Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870023801U KR910002438Y1 (en) 1987-12-30 1987-12-30 Detecting circuit of compact disk defects

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870023801U KR910002438Y1 (en) 1987-12-30 1987-12-30 Detecting circuit of compact disk defects

Publications (2)

Publication Number Publication Date
KR890014610U true KR890014610U (en) 1989-08-11
KR910002438Y1 KR910002438Y1 (en) 1991-04-20

Family

ID=19271053

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870023801U KR910002438Y1 (en) 1987-12-30 1987-12-30 Detecting circuit of compact disk defects

Country Status (1)

Country Link
KR (1) KR910002438Y1 (en)

Also Published As

Publication number Publication date
KR910002438Y1 (en) 1991-04-20

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Legal Events

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E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
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FPAY Annual fee payment

Payment date: 20020330

Year of fee payment: 12

EXPY Expiration of term