JPH0266076U - - Google Patents
Info
- Publication number
- JPH0266076U JPH0266076U JP14511388U JP14511388U JPH0266076U JP H0266076 U JPH0266076 U JP H0266076U JP 14511388 U JP14511388 U JP 14511388U JP 14511388 U JP14511388 U JP 14511388U JP H0266076 U JPH0266076 U JP H0266076U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- ghost
- video signal
- filter
- transversal filter
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Picture Signal Circuits (AREA)
Description
第１図はこの考案の一実施例を示す構成図、第
２図はその説明のための図、第３図は従来例の説
明のための図である。
１……入力端子、２……加算器、３……トラン
スバーサルフイルタ、４……出力端子、５……減
算器、６……基準信号発生器、７……フイルタ係
数設定手段。
FIG. 1 is a block diagram showing an embodiment of this invention, FIG. 2 is a diagram for explaining the same, and FIG. 3 is a diagram for explaining a conventional example. DESCRIPTION OF SYMBOLS 1...Input terminal, 2...Adder, 3...Transversal filter, 4...Output terminal, 5...Subtractor, 6...Reference signal generator, 7...Filter coefficient setting means.
Claims (1)
通過した映像信号を加算または減算して出力映像
信号を得る演算手段と、 ゴーストキヤンセル基準信号を発生させる基準
信号発生手段と、 上記出力映像信号および上記ゴーストキヤンセ
ル基準信号の減算をする減算手段と、 この減算手段の出力信号に応じて係数を算出し
、上記トランスバーサルフイルタの係数を設定す
るフイルタ係数設定手段とよりなるゴースト除去
装置において、 上記フイルタ係数設定手段では、本ゴースト信
号およびこの本ゴースト信号を除去する際に現わ
れる孫ゴースト信号を除去するように、上記トラ
ンスバーサルフイルタの係数が設定される ことを特徴とするゴースト除去装置。[Scope of Claim for Utility Model Registration] Arithmetic means for obtaining an output video signal by adding or subtracting a video signal that has passed through a transversal filter to an input video signal; a reference signal generating means for generating a ghost cancellation reference signal; A ghost removal device comprising a subtraction means for subtracting the output video signal and the ghost cancellation reference signal, and a filter coefficient setting means for calculating a coefficient according to the output signal of the subtraction means and setting the coefficient of the transversal filter. In the ghost removal device, in the filter coefficient setting means, the coefficients of the transversal filter are set so as to remove the main ghost signal and a grandchild ghost signal that appears when removing the main ghost signal. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14511388U JPH0266076U (en) | 1988-11-07 | 1988-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14511388U JPH0266076U (en) | 1988-11-07 | 1988-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0266076U true JPH0266076U (en) | 1990-05-18 |
Family
ID=31413421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14511388U Pending JPH0266076U (en) | 1988-11-07 | 1988-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0266076U (en) |
-
1988
- 1988-11-07 JP JP14511388U patent/JPH0266076U/ja active Pending
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