KR100241423B1 - 티브이의 고스트 제거 기준신호 전송장치 - Google Patents
티브이의 고스트 제거 기준신호 전송장치 Download PDFInfo
- Publication number
- KR100241423B1 KR100241423B1 KR1019930000627A KR930000627A KR100241423B1 KR 100241423 B1 KR100241423 B1 KR 100241423B1 KR 1019930000627 A KR1019930000627 A KR 1019930000627A KR 930000627 A KR930000627 A KR 930000627A KR 100241423 B1 KR100241423 B1 KR 100241423B1
- Authority
- KR
- South Korea
- Prior art keywords
- reference signal
- ghost
- signal
- low pass
- ghost removal
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title description 3
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 230000008030 elimination Effects 0.000 claims description 12
- 238000003379 elimination reaction Methods 0.000 claims description 12
- 230000008054 signal transmission Effects 0.000 claims description 4
- 230000001934 delay Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000005311 autocorrelation function Methods 0.000 description 1
- 238000005314 correlation function Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Picture Signal Circuits (AREA)
Abstract
Description
Claims (1)
- 인가되는 고스트 제거 기준신호에 대해 소정시간만큼 각각 지연하는 시간지연기(4)(5)와, 상기 고스트제거기준신호 및 시간지연기(4)(5)를 각각 통과한 신호를 가산하는 가산기(6)와, 상기 가산기(6)를 통해 가산된 신호에 대한 저역통과필터링을 행하여 출력하는 저역통과필터(7)와, 상기 저역통과필터(7)를 통한 신호에서 필요한 부분만 윈도우(window)시키도록 한 직사각형 창(8)과, 입력되는 방송프로그램에서 수직공백구간의 특정라인에서만 직사각형 창(8)을 통한 고스트 제거 기준신호를 선택하고 그외의 구간에서는 방송프로그램을 선택하여 출력하는 고스트제거기준신호삽입기(9)와, 상기 고스트제거기준신호삽입기(9)로부터 출력된 신호를 수신측에 맞게 변조시킨 후 공중으로 발사하는 송신기(10)로 구성된 티브이의 고스트 제거 기준신호 전송장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930000627A KR100241423B1 (ko) | 1993-01-19 | 1993-01-19 | 티브이의 고스트 제거 기준신호 전송장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930000627A KR100241423B1 (ko) | 1993-01-19 | 1993-01-19 | 티브이의 고스트 제거 기준신호 전송장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100241423B1 true KR100241423B1 (ko) | 2000-02-01 |
Family
ID=19349783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930000627A KR100241423B1 (ko) | 1993-01-19 | 1993-01-19 | 티브이의 고스트 제거 기준신호 전송장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100241423B1 (ko) |
-
1993
- 1993-01-19 KR KR1019930000627A patent/KR100241423B1/ko not_active IP Right Cessation
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5065242A (en) | Deghosting apparatus using pseudorandom sequences | |
US4860317A (en) | Noise-reduction signal processing arrangement | |
KR930701890A (ko) | 고스트 소거 기준 신호를 구비하는 에코 소거용 시스템 | |
KR0145307B1 (ko) | 고스트 제거회로 | |
EP0252763B1 (en) | Noise reduction circuit | |
JPH06233156A (ja) | Tv受信機あるいはビデオレコーダに使用されるゴースト消去基準信号捕捉回路 | |
US6133963A (en) | System for echo cancellation comprising an improved ghost cancellation reference signal | |
US5363144A (en) | Television ghost canceling device | |
JPH07322097A (ja) | 映像信号処理装置のゴースト除去回路を駆動するための方法 | |
KR100807003B1 (ko) | 신호 처리 장치 및 신호 처리 방법 | |
KR100241423B1 (ko) | 티브이의 고스트 제거 기준신호 전송장치 | |
US4602288A (en) | Intermediate frequency saw filter with nyquist phase modulation correction | |
KR890011446A (ko) | 텔레비젼 수상기에 있어서 수평 및 수직 상관관계를 이용한 적응형 y/c분리회로 | |
EP0128707A2 (en) | Signal processing apparatus for a video signal | |
JPS61159876A (ja) | 雑音除去回路 | |
US4788590A (en) | RF converter employing an SAW filter | |
US5426466A (en) | Composite video signal with audio | |
EP0592932A2 (en) | Procedure for attenuating the noise of a video signal, and noise attenuator | |
US5210607A (en) | Ghost reduction device for removing ghost components of a television signal | |
JPH0310480A (ja) | テレビジョン信号伝送装置およびテレビジョン信号受信装置 | |
KR960013477B1 (ko) | 고스트제거장치의 필터계수연산회로 및 그 필터계수연산방법 | |
KR970008093B1 (ko) | 고스트 제거전후 화면 밝기 변화의 제거방법 | |
KR970004446B1 (ko) | 고스트 제거 기준 신호 전송방법 | |
KR970004444B1 (ko) | 고스트 제거 장치 | |
JPS6233415Y2 (ko) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19930119 |
|
N231 | Notification of change of applicant | ||
PN2301 | Change of applicant |
Patent event date: 19931230 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19971219 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19930119 Comment text: Patent Application |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19991016 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19991103 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 19991104 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20020927 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20030930 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20040923 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20050912 Start annual number: 7 End annual number: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20060911 Start annual number: 8 End annual number: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20070918 Start annual number: 9 End annual number: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20080926 Start annual number: 10 End annual number: 10 |
|
FPAY | Annual fee payment |
Payment date: 20090929 Year of fee payment: 11 |
|
PR1001 | Payment of annual fee |
Payment date: 20090929 Start annual number: 11 End annual number: 11 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20111010 |