JPH0392882U - - Google Patents
Info
- Publication number
- JPH0392882U JPH0392882U JP24190U JP24190U JPH0392882U JP H0392882 U JPH0392882 U JP H0392882U JP 24190 U JP24190 U JP 24190U JP 24190 U JP24190 U JP 24190U JP H0392882 U JPH0392882 U JP H0392882U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- burst
- circuit
- gate pulse
- synchronous
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims 4
- 239000002131 composite material Substances 0.000 claims 3
- 230000005684 electric field Effects 0.000 claims 1
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Processing Of Color Television Signals (AREA)
Description
第1図は本考案のバースト信号レベル検出回路
のブロツク図、第2図は従来回路のブロツク図、
第3図は本考案回路におけるバースト信号レベル
と制御電圧の関係を示す特性図である。
1……同期分離回路、2……バーストゲートパ
ルス生成回路、3……バーストレベル検出回路、
4……制御出力回路、5……BPF(3.58M
Hzフイルタ回路)、6……AGC重畳回路、1
0……バースト信号レベル検出回路。
Figure 1 is a block diagram of the burst signal level detection circuit of the present invention, Figure 2 is a block diagram of a conventional circuit,
FIG. 3 is a characteristic diagram showing the relationship between the burst signal level and the control voltage in the circuit of the present invention. 1... Synchronization separation circuit, 2... Burst gate pulse generation circuit, 3... Burst level detection circuit,
4...Control output circuit, 5...BPF (3.58M
Hz filter circuit), 6...AGC superimposition circuit, 1
0...Burst signal level detection circuit.
Claims (1)
分離する同期信号分離回路と、該同期分離された
信号からバーストゲートパルス信号を生成するバ
ーストゲートパルス生成回路と、上記入来したコ
ンポジツトビデオ信号に含まれる、3.58MH
z成分を除去する帯域消去フイルタと、上記入来
したコンポジツトビデオ信号に含まれるバースト
信号の大きさを検出するバーストレベル検出回路
と、該検出されたバースト信号の大きさに比例し
た制御信号を出力する制御出力回路とよりなるバ
ースト信号レベル検出回路において、 上記制御出力回路より出力される制御電圧に、
入力電界強度に応じたAGC電圧を重畳するAG
C重畳回路を更に備えて構成したことを特徴とす
るバースト信号レベル検出回路。[Claims for Utility Model Registration] A synchronous signal separation circuit that inputs a composite video signal and separates a synchronous signal, a burst gate pulse generation circuit that generates a burst gate pulse signal from the synchronous separated signal, and a burst gate pulse generation circuit that generates a burst gate pulse signal from the synchronous separated signal; 3.58MH contained in the incoming composite video signal
A band elimination filter that removes the z component, a burst level detection circuit that detects the magnitude of the burst signal included in the composite video signal inputted above, and a control signal that is proportional to the magnitude of the detected burst signal. In a burst signal level detection circuit consisting of a control output circuit that outputs, the control voltage output from the control output circuit is
AG that superimposes AGC voltage according to input electric field strength
A burst signal level detection circuit further comprising a C superimposition circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24190U JPH0392882U (en) | 1990-01-06 | 1990-01-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24190U JPH0392882U (en) | 1990-01-06 | 1990-01-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0392882U true JPH0392882U (en) | 1991-09-20 |
Family
ID=31504204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP24190U Pending JPH0392882U (en) | 1990-01-06 | 1990-01-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0392882U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007097677A (en) * | 2005-09-30 | 2007-04-19 | Raito Kikaku Kk | Chair for game machine |
-
1990
- 1990-01-06 JP JP24190U patent/JPH0392882U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007097677A (en) * | 2005-09-30 | 2007-04-19 | Raito Kikaku Kk | Chair for game machine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH0392882U (en) | ||
JPH042189U (en) | ||
JPH042177U (en) | ||
JPH0344986U (en) | ||
JP2525444B2 (en) | Motion adaptive Y / C separation circuit | |
JPH0336271U (en) | ||
JPS6266480U (en) | ||
JPH03130686U (en) | ||
JPH0275871U (en) | ||
JPS62203582U (en) | ||
JPS6372986U (en) | ||
JPH0286272U (en) | ||
JPS62196437U (en) | ||
JPS63117170U (en) | ||
JPH01113478U (en) | ||
JPS6310689U (en) | ||
JPS6383878U (en) | ||
JPS62152572U (en) | ||
JPS6266478U (en) | ||
JPH0419888U (en) | ||
JPS61189684U (en) | ||
JPH032775U (en) | ||
JPS61126676U (en) | ||
JPH032787U (en) | ||
KR890009205A (en) | Digital color signal decoding circuit |