JPH02123180U - - Google Patents
Info
- Publication number
- JPH02123180U JPH02123180U JP3190789U JP3190789U JPH02123180U JP H02123180 U JPH02123180 U JP H02123180U JP 3190789 U JP3190789 U JP 3190789U JP 3190789 U JP3190789 U JP 3190789U JP H02123180 U JPH02123180 U JP H02123180U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- memory control
- field memory
- horizontal period
- period
- 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 4
Landscapes
- Television Signal Processing For Recording (AREA)
Description
第１図は実施例の要部を示すブロツク図、第２
図は波形図である。第３図、第４図は従来例の問
題点を説明するための説明図である。
１……メモリセル、２，３……アドレスカウン
タ、４……入力シリアルバツフア、８……ライン
カウンタ、９……フレームカウンタ、１０……２
６２Ｈデコーダ、１１……５２４Ｈデコーダ、１
２……５２５Ｈデコーダ。
Figure 1 is a block diagram showing the main parts of the embodiment, Figure 2 is a block diagram showing the main parts of the embodiment.
The figure is a waveform diagram. FIGS. 3 and 4 are explanatory diagrams for explaining the problems of the conventional example. 1...Memory cell, 2, 3...Address counter, 4...Input serial buffer, 8...Line counter, 9...Frame counter, 10...2
62H decoder, 11...524H decoder, 1
2...525H decoder.
Claims (1)
る映像信号の１水平期間の整数分の１とは異なる
フイールドメモリの制御装置において、書き込み
リセツトパルスとして、ｎＨ，ｎ＋１Ｈ（ｎは自
然数で、２ｎ＋１が１フレームの水平期間に相当
する）周期を交互に有するパルスを作成する手段
と、読み出しリセツトパルスとしてｎＨ，ｎＨ，
１Ｈ周期のパルスを作成する手段を備えることを
特徴とするフイールドメモリの制御装置。 In a field memory control device where the number of bits of the input serial buffer is different from one integer fraction of one horizontal period of the input video signal, the write reset pulse is nH, n+1H (n is a natural number, and 2n+1 is 1). means for generating pulses having alternating periods (corresponding to the horizontal period of a frame);
1. A field memory control device comprising means for creating a 1H period pulse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3190789U JPH02123180U (en) | 1989-03-20 | 1989-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3190789U JPH02123180U (en) | 1989-03-20 | 1989-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02123180U true JPH02123180U (en) | 1990-10-09 |
Family
ID=31258122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3190789U Pending JPH02123180U (en) | 1989-03-20 | 1989-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02123180U (en) |
-
1989
- 1989-03-20 JP JP3190789U patent/JPH02123180U/ja active Pending
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