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KR890015378U - Color TV's screen brightness automatic control circuit - Google Patents

Color TV's screen brightness automatic control circuit

Info

Publication number
KR890015378U
KR890015378U KR2019870023443U KR870023443U KR890015378U KR 890015378 U KR890015378 U KR 890015378U KR 2019870023443 U KR2019870023443 U KR 2019870023443U KR 870023443 U KR870023443 U KR 870023443U KR 890015378 U KR890015378 U KR 890015378U
Authority
KR
South Korea
Prior art keywords
color
control circuit
automatic control
screen brightness
brightness automatic
Prior art date
Application number
KR2019870023443U
Other languages
Korean (ko)
Other versions
KR910004793Y1 (en
Inventor
윤경하
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR2019870023443U priority Critical patent/KR910004793Y1/en
Publication of KR890015378U publication Critical patent/KR890015378U/en
Application granted granted Critical
Publication of KR910004793Y1 publication Critical patent/KR910004793Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness
    • H04N5/59—Control of contrast or brightness in dependence upon beam current of cathode ray tube
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
KR2019870023443U 1987-12-29 1987-12-29 Color TV automatic brightness adjustment circuit KR910004793Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870023443U KR910004793Y1 (en) 1987-12-29 1987-12-29 Color TV automatic brightness adjustment circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870023443U KR910004793Y1 (en) 1987-12-29 1987-12-29 Color TV automatic brightness adjustment circuit

Publications (2)

Publication Number Publication Date
KR890015378U true KR890015378U (en) 1989-08-12
KR910004793Y1 KR910004793Y1 (en) 1991-07-04

Family

ID=19270897

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870023443U KR910004793Y1 (en) 1987-12-29 1987-12-29 Color TV automatic brightness adjustment circuit

Country Status (1)

Country Link
KR (1) KR910004793Y1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100429230B1 (en) * 2001-12-29 2004-04-29 엘지전자 주식회사 Apparatus for controlling brightness of a monitor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100429230B1 (en) * 2001-12-29 2004-04-29 엘지전자 주식회사 Apparatus for controlling brightness of a monitor

Also Published As

Publication number Publication date
KR910004793Y1 (en) 1991-07-04

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Legal Events

Date Code Title Description
A201 Request for examination
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19871229

UA0201 Request for examination

Patent event date: 19871229

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

UG1501 Laying open of application
E902 Notification of reason for refusal
UE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event code: UE09021S01D

Patent event date: 19910206

UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19910604

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

Patent event date: 19910925

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19911223

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

Start annual number: 1

End annual number: 3

Payment date: 19911223

UR1001 Payment of annual fee

Payment date: 19940628

Start annual number: 4

End annual number: 4

UR1001 Payment of annual fee

Payment date: 19950529

Start annual number: 5

End annual number: 5

UR1001 Payment of annual fee

Payment date: 19960627

Start annual number: 6

End annual number: 6

FPAY Annual fee payment

Payment date: 19970619

Year of fee payment: 7

UR1001 Payment of annual fee

Payment date: 19970619

Start annual number: 7

End annual number: 7

LAPS Lapse due to unpaid annual fee
UC1903 Unpaid annual fee