KR870007584U - Screen brightness adjustment circuit - Google Patents

Screen brightness adjustment circuit

Info

Publication number: KR870007584U
Authority: KR; South Korea
Prior art keywords: adjustment circuit; brightness adjustment; screen brightness; screen; circuit
Prior art date: 1985-10-14

Application number

KR2019850013351U

Other languages

Korean (ko)

Other versions

KR890004423Y1 (en

Inventor

이윤기

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.)

1985-10-14

Filing date

1985-10-14

Publication date

1987-05-13

1985-10-14 Application filed by 주식회사 금성사 filed Critical 주식회사 금성사

1985-10-14 Priority to KR2019850013351U priority Critical patent/KR890004423Y1/en

1987-05-13 Publication of KR870007584U publication Critical patent/KR870007584U/en

1989-06-30 Application granted granted Critical

1989-06-30 Publication of KR890004423Y1 publication Critical patent/KR890004423Y1/en

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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/63—Generation or supply of power specially adapted for television receivers

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Television Receiver Circuits (AREA)

KR2019850013351U 1985-10-14 1985-10-14 Screen brightness adjustment circuit KR890004423Y1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
KR2019850013351U KR890004423Y1 (en)	1985-10-14	1985-10-14	Screen brightness adjustment circuit

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR2019850013351U KR890004423Y1 (en)	1985-10-14	1985-10-14	Screen brightness adjustment circuit

Publications (2)

Publication Number	Publication Date
KR870007584U true KR870007584U (en)	1987-05-13
KR890004423Y1 KR890004423Y1 (en)	1989-06-30

Family

ID=19245853

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR2019850013351U KR890004423Y1 (en)	1985-10-14	1985-10-14	Screen brightness adjustment circuit

Country Status (1)

Country	Link
KR (1)	KR890004423Y1 (en)

1985
- 1985-10-14 KR KR2019850013351U patent/KR890004423Y1/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
KR890004423Y1 (en)	1989-06-30

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Legal Events

Date	Code	Title	Description
1985-10-14	UA0108	Application for utility model registration	Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19851014
1987-05-13	UG1501	Laying open of application
1987-12-31	A201	Request for examination
1987-12-31	UA0201	Request for examination	Patent event date: 19871231 Patent event code: UA02012R01D Comment text: Request for Examination of Application Patent event date: 19851014 Patent event code: UA02011R01I Comment text: Application for Utility Model Registration
1989-06-30	UG1604	Publication of application	Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19890531
1989-09-19	E701	Decision to grant or registration of patent right
1989-09-19	UE0701	Decision of registration	Patent event date: 19890919 Comment text: Decision to Grant Registration Patent event code: UE07011S01D
1989-12-08	REGI	Registration of establishment
1989-12-08	UR0701	Registration of establishment	Patent event date: 19891208 Patent event code: UR07011E01D Comment text: Registration of Establishment
1989-12-08	UR1002	Payment of registration fee	Start annual number: 1 End annual number: 3 Payment date: 19891208
1990-05-07	E902	Notification of reason for refusal
1990-05-07	UE0902	Notice of grounds for rejection	Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19900507
1992-04-02	UR1001	Payment of annual fee	Payment date: 19920402 Start annual number: 4 End annual number: 4
1993-04-01	UR1001	Payment of annual fee	Payment date: 19930329 Start annual number: 5 End annual number: 5
1994-03-30	FPAY	Annual fee payment	Payment date: 19940326 Year of fee payment: 6
1994-03-30	UR1001	Payment of annual fee	Payment date: 19940326 Start annual number: 6 End annual number: 6
1995-07-01	LAPS	Lapse due to unpaid annual fee
1995-07-01	UC1903	Unpaid annual fee	Termination date: 19961125 Termination category: Default of registration fee