KR870003038U - Amplification circuit - Google Patents

Amplification circuit

Info

Publication number: KR870003038U
Authority: KR; South Korea
Prior art keywords: amplification circuit; amplification; circuit
Prior art date: 1985-07-31

Application number

KR2019850009885U

Other languages

Korean (ko)

Other versions

KR880001939Y1 (en

Inventor

이원호

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.)

1985-07-31

Filing date

1985-07-31

Publication date

1987-03-19

1985-07-31 Application filed by 주식회사 금성사 filed Critical 주식회사 금성사

1985-07-31 Priority to KR2019850009885U priority Critical patent/KR880001939Y1/en

1987-03-19 Publication of KR870003038U publication Critical patent/KR870003038U/en

1988-05-28 Application granted granted Critical

1988-05-28 Publication of KR880001939Y1 publication Critical patent/KR880001939Y1/en

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
- H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
- 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

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Amplifiers (AREA)

KR2019850009885U 1985-07-31 1985-07-31 Amplifer circuit KR880001939Y1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
KR2019850009885U KR880001939Y1 (en)	1985-07-31	1985-07-31	Amplifer circuit

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR2019850009885U KR880001939Y1 (en)	1985-07-31	1985-07-31	Amplifer circuit

Publications (2)

Publication Number	Publication Date
KR870003038U true KR870003038U (en)	1987-03-19
KR880001939Y1 KR880001939Y1 (en)	1988-05-28

Family

ID=19244438

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR2019850009885U KR880001939Y1 (en)	1985-07-31	1985-07-31	Amplifer circuit

Country Status (1)

Country	Link
KR (1)	KR880001939Y1 (en)

1985
- 1985-07-31 KR KR2019850009885U patent/KR880001939Y1/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
KR880001939Y1 (en)	1988-05-28

Publication	Publication Date	Title
KR880700419A (en)	1988-03-15	Integrated circuit
LU90099I2 (en)	1997-09-25	Fluodioxonil (celest)
DK590187D0 (en)	1987-11-11	PRINTED-ANTENNA circuit
DE3670154D1 (en)	1990-05-10	ELECTRONIC HUBODOMETER.
KR880700420A (en)	1988-03-15	Integrated circuit
DK140587A (en)	1987-03-18	SELF-CURRENT CLAIMS
DK638687D0 (en)	1987-12-04	BAEREBELGEREGREPRODUCING CIRCUIT
DE68926332D1 (en)	1996-05-30	Amplifier circuit
BR8605872A (en)	1987-08-25	COMBINED (HARVESTER-TRACKER)
BR8600694A (en)	1987-01-13	ALTERNATOR-COMPRESSOR SET
NO850262L (en)	1985-07-24	CIRCUIT T-SHIFT INTRAUTER DEVICE
DK466586A (en)	1987-04-23	SUPPLY CIRCUIT
NO861792L (en)	1986-11-07	BOARD CIRCUIT.
DE3676835D1 (en)	1991-02-21	COMPENSATION CIRCUIT.
NL192708B (en)	1997-08-01	Short circuit protection.
IT8619722A1 (en)	1987-09-12	CIRCUIT ARRANGEMENT
KR890009071A (en)	1989-07-13	Amplifier circuit
KR880700546A (en)	1988-03-15	Input circuit
ATA238385A (en)	1986-05-15	ELECTRONIC TAXAMETER
DE3683949D1 (en)	1992-04-02	AMPLIFIER CIRCUIT.
KR870003424A (en)	1987-04-17	Key circuit
KR870003039U (en)	1987-03-19	Amplification circuit
KR870003038U (en)	1987-03-19	Amplification circuit
KR880700356A (en)	1988-02-22	Circuit arrangement variant
LT2312B (en)	1993-12-15	PISTOLET CIRCUIT

Legal Events

Date	Code	Title	Description
1985-07-31	A201	Request for examination
1985-07-31	UA0108	Application for utility model registration	Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19850731
1985-07-31	UA0201	Request for examination	Patent event date: 19850731 Patent event code: UA02012R01D Comment text: Request for Examination of Application
1987-03-19	UG1501	Laying open of application
1988-02-12	E902	Notification of reason for refusal
1988-02-12	UE0902	Notice of grounds for rejection	Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19880212
1988-05-28	UG1604	Publication of application	Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19880421
1988-08-17	E701	Decision to grant or registration of patent right
1988-08-17	UE0701	Decision of registration	Patent event date: 19880817 Comment text: Decision to Grant Registration Patent event code: UE07011S01D
1988-10-14	REGI	Registration of establishment
1988-10-14	UR0701	Registration of establishment	Patent event date: 19881014 Patent event code: UR07011E01D Comment text: Registration of Establishment
1988-10-14	UR1002	Payment of registration fee	Start annual number: 1 End annual number: 3 Payment date: 19881014
1991-03-29	UR1001	Payment of annual fee	Payment date: 19910329 Start annual number: 4 End annual number: 4
1992-04-02	UR1001	Payment of annual fee	Payment date: 19920402 Start annual number: 5 End annual number: 5
1993-04-01	FPAY	Annual fee payment	Payment date: 19930329 Year of fee payment: 6
1993-04-01	UR1001	Payment of annual fee	Payment date: 19930329 Start annual number: 6 End annual number: 6
1994-05-29	LAPS	Lapse due to unpaid annual fee
1994-05-29	UC1903	Unpaid annual fee	Termination date: 19951120 Termination category: Default of registration fee