KR910013424U - 감도향상회로 - Google Patents

감도향상회로

Info

Publication number: KR910013424U
Authority: KR; South Korea
Prior art keywords: improvement circuit; sensitivity improvement; sensitivity; circuit; improvement
Prior art date: 1989-12-30

Application number

KR2019890021295U

Other languages

English (en)

Other versions

KR920008257Y1 (ko

Inventor

최완성

Original Assignee

삼성전자 주식회사

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.)

1989-12-30

Filing date

1989-12-30

Publication date

1991-07-30

1989-12-30 Application filed by 삼성전자 주식회사 filed Critical 삼성전자 주식회사

1989-12-30 Priority to KR2019890021295U priority Critical patent/KR920008257Y1/ko

1990-12-28 Priority to GB9028156A priority patent/GB2243742B/en

1990-12-31 Priority to US07/633,385 priority patent/US5153727A/en

1991-01-04 Priority to JP1991002726U priority patent/JPH075725Y2/ja

1991-07-30 Publication of KR910013424U publication Critical patent/KR910013424U/ko

1992-11-14 Application granted granted Critical

1992-11-14 Publication of KR920008257Y1 publication Critical patent/KR920008257Y1/ko

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image signals
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/16—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level
- H04N5/18—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
- H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/036—Radio; TV

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Picture Signal Circuits (AREA)

KR2019890021295U 1989-12-30 1989-12-30 감도향상회로 KR920008257Y1 (ko)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
KR2019890021295U KR920008257Y1 (ko)	1989-12-30	1989-12-30	감도향상회로
GB9028156A GB2243742B (en)	1989-12-30	1990-12-28	Video signal processing circuit
US07/633,385 US5153727A (en)	1989-12-30	1990-12-31	Video signal processing apparatus with reduced noise sensitivity for low illumination and contour compensation control for high illumination
JP1991002726U JPH075725Y2 (ja)	1989-12-30	1991-01-04	映像信号処理回路

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR2019890021295U KR920008257Y1 (ko)	1989-12-30	1989-12-30	감도향상회로

Publications (2)

Publication Number	Publication Date
KR910013424U true KR910013424U (ko)	1991-07-30
KR920008257Y1 KR920008257Y1 (ko)	1992-11-14

Family

ID=19294996

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR2019890021295U KR920008257Y1 (ko)	1989-12-30	1989-12-30	감도향상회로

Country Status (4)

Country	Link
US (1)	US5153727A (ko)
JP (1)	JPH075725Y2 (ko)
KR (1)	KR920008257Y1 (ko)
GB (1)	GB2243742B (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3411978B2 (ja) *	1991-06-24	2003-06-03	キヤノン株式会社	画像信号処理装置
JPH05115022A (ja) *	1991-10-21	1993-05-07	Canon Inc	画像処理装置
JP3413850B2 (ja) *	1992-06-10	2003-06-09	ソニー株式会社	ビデオカメラ

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1537111B2 (de) *	1967-07-28	1974-05-16	Robert Bosch Fernsehanlagen Gmbh, 6100 Darmstadt	Verfahren und Anordnung zur Erhöhung der Konturenschärfe eines Fernsehbildes durch zweiseitige Aperturkorrektur des bildschreibenden Fernsehsignals
JPS587980A (ja) *	1981-07-06	1983-01-17	Matsushita Electric Ind Co Ltd	アパ−チヤ補償回路
JPS58219872A (ja) *	1982-06-15	1983-12-21	Pioneer Electronic Corp	輪郭補正回路
JPS60102064A (ja) *	1983-11-09	1985-06-06	Nec Corp	輪郭補正信号発生回路
GB2151429B (en) *	1983-11-26	1987-03-18	Toshiba Kk	Vertical contour correction device
US4991021A (en) *	1988-06-22	1991-02-05	Nec Corporation	Digital video signal compensation circuit
JPH0263271A (ja) *	1988-08-29	1990-03-02	Nikon Corp	映像信号処理回路

1989
- 1989-12-30 KR KR2019890021295U patent/KR920008257Y1/ko not_active IP Right Cessation
1990
- 1990-12-28 GB GB9028156A patent/GB2243742B/en not_active Expired - Lifetime
- 1990-12-31 US US07/633,385 patent/US5153727A/en not_active Expired - Lifetime
1991
- 1991-01-04 JP JP1991002726U patent/JPH075725Y2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US5153727A (en)	1992-10-06
GB2243742B (en)	1994-02-02
JPH075725Y2 (ja)	1995-02-08
GB2243742A (en)	1991-11-06
JPH0491478U (ko)	1992-08-10
GB9028156D0 (en)	1991-02-13
KR920008257Y1 (ko)	1992-11-14

Publication	Publication Date	Title
DE69030128D1 (de)	1997-04-17	Signalprozessor
DE69019670D1 (de)	1995-06-29	Verzögerungsmessschaltung.
ID996B (id)	1996-10-08	Pirrolum tersubstitusi
DE69030473D1 (de)	1997-05-22	Differenzierschaltung
KR900019046A (ko)	1990-12-22	센스 증폭기 회로
DE69029468D1 (de)	1997-01-30	Integrierte Schaltungsanordnung
FI884562L (fi)	1988-10-04	Mittauspiiri
DE69024733D1 (de)	1996-02-22	Leseverstärkerschaltung
DK437387A (da)	1988-02-23	Maalekredsloeb
KR900016210U (ko)	1990-09-03	전자스위치
DE69029922D1 (de)	1997-03-27	Bi-CMOS-Schaltung
DE69000868D1 (de)	1993-03-18	Detektorschaltung.
DE68928600D1 (de)	1998-04-16	Erweiterte Prüfschaltung
DE69024711D1 (de)	1996-02-22	Verstärkerschaltung
DE69024865D1 (de)	1996-02-29	Verstärkerschaltung
KR910013424U (ko)	1991-07-30	감도향상회로
TR24963A (tr)	1992-07-29	Kendiliginden acilabilir semsiye
FI921365L (fi)	1992-03-27	Detektorkrets.
DE69027516D1 (de)	1996-07-25	Pufferschaltung
FR2648943B1 (fr)	1991-10-11	Circuit echantillonneur-bloqueur
DE59010443D1 (de)	1996-09-19	Integrierte Schaltungsanordnung
KR900020802U (ko)	1990-12-14	감지기의 연결회선의 단선 검출회로
KR910004906U (ko)	1991-03-19	스켈치 회로
KR900019472U (ko)	1990-11-09	노아게이트 회로
KR910012265U (ko)	1991-07-30	온도센서의 단선 감지회로

Legal Events

Date	Code	Title	Description
1989-12-30	UA0108	Application for utility model registration	Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19891230
1990-01-20	A201	Request for examination
1990-01-20	UA0201	Request for examination	Patent event date: 19900120 Patent event code: UA02012R01D Comment text: Request for Examination of Application Patent event date: 19891230 Patent event code: UA02011R01I Comment text: Application for Utility Model Registration
1991-07-30	UG1501	Laying open of application
1992-06-27	E902	Notification of reason for refusal
1992-06-27	UE0902	Notice of grounds for rejection	Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19920627
1992-11-14	UG1604	Publication of application	Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19921015
1993-02-03	E701	Decision to grant or registration of patent right
1993-02-03	UE0701	Decision of registration	Patent event date: 19930203 Comment text: Decision to Grant Registration Patent event code: UE07011S01D
1993-04-21	REGI	Registration of establishment
1993-04-21	UR0701	Registration of establishment	Patent event date: 19930421 Patent event code: UR07011E01D Comment text: Registration of Establishment
1993-04-21	UR1002	Payment of registration fee	Start annual number: 1 End annual number: 3 Payment date: 19930421
1995-10-30	UR1001	Payment of annual fee	Payment date: 19951030 Start annual number: 4 End annual number: 4
1996-10-29	UR1001	Payment of annual fee	Payment date: 19961028 Start annual number: 5 End annual number: 5
1996-12-31	UR1001	Payment of annual fee	Payment date: 19961231 Start annual number: 6 End annual number: 6
1998-10-30	UR1001	Payment of annual fee	Payment date: 19981029 Start annual number: 7 End annual number: 7
1999-10-28	UR1001	Payment of annual fee	Payment date: 19991029 Start annual number: 8 End annual number: 8
2000-10-28	UR1001	Payment of annual fee	Payment date: 20001030 Start annual number: 9 End annual number: 9
2001-10-29	UR1001	Payment of annual fee	Payment date: 20011030 Start annual number: 10 End annual number: 10
2002-10-30	FPAY	Annual fee payment	Payment date: 20021031 Year of fee payment: 11
2002-10-30	UR1001	Payment of annual fee	Payment date: 20021031 Start annual number: 11 End annual number: 11
2003-11-15	LAPS	Lapse due to unpaid annual fee
2003-11-15	UC1903	Unpaid annual fee