KR200152784Y1 - 영상신호 변환 회로 - Google Patents
영상신호 변환 회로 Download PDFInfo
- Publication number
- KR200152784Y1 KR200152784Y1 KR2019960013268U KR19960013268U KR200152784Y1 KR 200152784 Y1 KR200152784 Y1 KR 200152784Y1 KR 2019960013268 U KR2019960013268 U KR 2019960013268U KR 19960013268 U KR19960013268 U KR 19960013268U KR 200152784 Y1 KR200152784 Y1 KR 200152784Y1
- Authority
- KR
- South Korea
- Prior art keywords
- video signal
- pal
- signal
- output
- ntsc
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/02—Viewfinders
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
- H04N11/12—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only
- H04N11/14—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system
- H04N11/16—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system the chrominance signal alternating in phase, e.g. PAL-system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2213/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B2213/02—Viewfinders
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Processing Of Color Television Signals (AREA)
- Television Systems (AREA)
- Color Television Systems (AREA)
Abstract
Description
Claims (1)
- 영상녹화 재생장치의 영상신호 변환회로에 있어서, 제1 동작모드에 응답하여 외부로부터의 칼라신호와 휘도신호를 믹싱하여 NTSC영상신호를 출력노드와 뷰파인더 출력노드로 각각 출력하는 영상신호처리부와, 상기 영상신호처리부의 칼라신호 출력노드에 접속되어 그로부터 출력되는 NTSC의 칼라신호를 PAL-M의 칼라신호로 변환하는 PAL-M변환기와, 입력되는 영상신호를 필터링하여 칼라신호가 제거된 휘도신호를 출력하는 필터와, 상기 필터로부터 출력되는 휘도신호와 상기 PAL-M변환기로부터 출력되는 PAL-M방식의 칼라신호를 혼합하여 PAL-M영상신호를 영상신호 출력하는 혼합기와, 상기 혼합기의 출력노드에 접속되어 그로부터의 영상신호를 버퍼링하는 제1 버퍼와, 상기 영상신호처리부의 영상신호 출력노드로부터 출력되는 NTSC영상신호를 상기 버퍼에 공급하고, 제1 동작모드에 응답하여 상기 NTSC영상신호를 상기 필터로 공급하는 제1 스위치와, 상기 영상신호처리부의 뷰파인터 출력노드로부터의 신호를 상기 뷰파인더로 공급하며, 제1 동작모드에 응답하여 상기 버퍼로부터 출력되는 PAL-M의 영상신호를 선택출력하는 제2 스위치로 구성함을 특징으로 하는 영상신호 변환회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019960013268U KR200152784Y1 (ko) | 1996-05-27 | 1996-05-27 | 영상신호 변환 회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019960013268U KR200152784Y1 (ko) | 1996-05-27 | 1996-05-27 | 영상신호 변환 회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970064523U KR970064523U (ko) | 1997-12-11 |
KR200152784Y1 true KR200152784Y1 (ko) | 1999-07-15 |
Family
ID=19456935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019960013268U KR200152784Y1 (ko) | 1996-05-27 | 1996-05-27 | 영상신호 변환 회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR200152784Y1 (ko) |
-
1996
- 1996-05-27 KR KR2019960013268U patent/KR200152784Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR970064523U (ko) | 1997-12-11 |
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