KR950003032B1 - 색신호 선순차 내삽장치 - Google Patents
색신호 선순차 내삽장치 Download PDFInfo
- Publication number
- KR950003032B1 KR950003032B1 KR1019900020594A KR900020594A KR950003032B1 KR 950003032 B1 KR950003032 B1 KR 950003032B1 KR 1019900020594 A KR1019900020594 A KR 1019900020594A KR 900020594 A KR900020594 A KR 900020594A KR 950003032 B1 KR950003032 B1 KR 950003032B1
- Authority
- KR
- South Korea
- Prior art keywords
- unit
- signal
- multiplier
- output
- delay unit
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/015—High-definition television systems
- H04N7/0152—High-definition television systems using spatial or temporal subsampling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Color Television Systems (AREA)
- Processing Of Color Television Signals (AREA)
- Television Systems (AREA)
Abstract
Description
Claims (1)
- 디지틀색신호를 받아서 1수평주기 만큼씩 지연시키기 위한 지연부(10)와, 상기 지연부(10)의 소정출력을 기준으로 1H 전후의 신호를 가산함과 동시에 3H 전후의 신호를 가산하도록 구성된 제1연산부(20)와, 상기 제1연산부(20)에서 출력되는 신호를 제1소정값으로 나누는 제1멀티플라이어부(30)와, 상기 제1멀티플라이어부(30)에서 전송되는 각 신호를 제2, 3 소정값으로 가중치를 곱하는 계수 수처리부(40)와, 상기 지연부(10)의 소중기준탭에서 출력되는 디지틀 색신호의 위상을 맞추기 위한 위상지연부(50)와, 상기 계수처리부(40)에서 출력되는 색차신호들을 연산하기 위한 제2연산부(60)와, 상기 제2연산부(60)에서 출력되는 신호를 제1소정값으로 나누는 제2멀티플라이어부(70)와, 상기 위상지연부(50)와 제1멀티플라이어부(7)에서 각각 전송되는 색차신호들을 받아서 선순기준시에 따라서 크로스스위칭하기 위한 선택부(80)를 포함함을 특징으로 하는 색신호 선순차 내삽장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900020594A KR950003032B1 (ko) | 1990-12-14 | 1990-12-14 | 색신호 선순차 내삽장치 |
JP3329105A JP2633428B2 (ja) | 1990-12-14 | 1991-12-12 | 色信号の線順次内挿装置 |
US07/807,588 US5227867A (en) | 1990-12-14 | 1991-12-16 | Apparatus for line-alternating interpolation of chroma signals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900020594A KR950003032B1 (ko) | 1990-12-14 | 1990-12-14 | 색신호 선순차 내삽장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920014281A KR920014281A (ko) | 1992-07-30 |
KR950003032B1 true KR950003032B1 (ko) | 1995-03-29 |
Family
ID=19307527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900020594A Expired - Fee Related KR950003032B1 (ko) | 1990-12-14 | 1990-12-14 | 색신호 선순차 내삽장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5227867A (ko) |
JP (1) | JP2633428B2 (ko) |
KR (1) | KR950003032B1 (ko) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4516151A (en) * | 1982-05-28 | 1985-05-07 | Robot Research, Inc. | Color slow scan video signal translation |
US5093714A (en) * | 1985-03-15 | 1992-03-03 | Canon Kabushiki Kaisha | Video signal processing apparatus |
JPS62190994A (ja) * | 1986-02-18 | 1987-08-21 | Fuji Photo Film Co Ltd | 色差線順次映像信号の信号補間装置 |
JPH0813120B2 (ja) * | 1987-04-30 | 1996-02-07 | 株式会社日立製作所 | 静止画再生可能な映像信号処理回路 |
JP2624745B2 (ja) * | 1988-02-19 | 1997-06-25 | 株式会社東芝 | 高品位テレビジョン受像機 |
IL86076A (en) * | 1988-04-14 | 1992-12-01 | Inventor S Funding Corp Ltd | Transdermal drug delivery device |
JPH0720265B2 (ja) * | 1988-11-04 | 1995-03-06 | 三菱電機株式会社 | 映像信号処理回路 |
-
1990
- 1990-12-14 KR KR1019900020594A patent/KR950003032B1/ko not_active Expired - Fee Related
-
1991
- 1991-12-12 JP JP3329105A patent/JP2633428B2/ja not_active Expired - Fee Related
- 1991-12-16 US US07/807,588 patent/US5227867A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0576050A (ja) | 1993-03-26 |
JP2633428B2 (ja) | 1997-07-23 |
KR920014281A (ko) | 1992-07-30 |
US5227867A (en) | 1993-07-13 |
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