JPH0186385U - - Google Patents
Info
- Publication number
- JPH0186385U JPH0186385U JP18129787U JP18129787U JPH0186385U JP H0186385 U JPH0186385 U JP H0186385U JP 18129787 U JP18129787 U JP 18129787U JP 18129787 U JP18129787 U JP 18129787U JP H0186385 U JPH0186385 U JP H0186385U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- video tape
- tape recorder
- delay circuit
- mixing
- 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
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 claims description 2
- 230000003111 delayed effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案のビデオテープレコーダの概略
ブロツク図、第２図は本考案を多方式ビデオテー
プレコーダに応用した例を示す概略ブロツク図、
第３図はダブルアジマス４ヘツドの配置関係を示
す図、第４図は従来のビデオテープレコーダの概
略ブロツク図、第５図はＶＨＳ方式の磁気テープ
上の録画状態をベクトル表示した図である。
２……Ｙ信号復調回路、３……Ｃ信号復調回路
、４……Ｙ／Ｃ混合回路、５……１Ｈ遅延回路、
６……切換スイツチ。
FIG. 1 is a schematic block diagram of the video tape recorder of the present invention, and FIG. 2 is a schematic block diagram showing an example of applying the present invention to a multi-system video tape recorder.
FIG. 3 is a diagram showing the arrangement of four double azimuth heads, FIG. 4 is a schematic block diagram of a conventional video tape recorder, and FIG. 5 is a vector representation of the recording state on a VHS magnetic tape. 2...Y signal demodulation circuit, 3...C signal demodulation circuit, 4...Y/C mixing circuit, 5...1H delay circuit,
6... Changeover switch.
Claims (1)
チル再生が可能なダブルアジマス４ヘツド方式の
ビデオテープレコーダにおいて、記録テープから
再生された輝度信号（Ｙ信号）とクロマ信号（Ｃ
信号）とを混合するＹ／Ｃ混合回路の後段に１Ｈ
遅延回路が設けられ、該１Ｈ遅延回路による遅延
をＹ／Ｃ混合後のベースバンド信号にて行うよう
になされたことを特徴とするビデオテープレコー
ダ。 In a double azimuth four-head type video tape recorder capable of field still playback in LP mode in the PAL system, the luminance signal (Y signal) and chroma signal (C signal) reproduced from the recording tape are
1H in the latter stage of the Y/C mixing circuit that mixes the
1. A video tape recorder characterized in that a delay circuit is provided, and a baseband signal after Y/C mixing is delayed by the 1H delay circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18129787U JPH0186385U (en) | 1987-11-27 | 1987-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18129787U JPH0186385U (en) | 1987-11-27 | 1987-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0186385U true JPH0186385U (en) | 1989-06-07 |
Family
ID=31472784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18129787U Pending JPH0186385U (en) | 1987-11-27 | 1987-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0186385U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5339214A (en) * | 1976-09-22 | 1978-04-11 | Kubota Ltd | Model for core box for deformed pipe of cast iron |
| JPS5917680B2 (en) * | 1976-04-23 | 1984-04-23 | 豊和工業株式会社 | Roller marking device |
-
1987
- 1987-11-27 JP JP18129787U patent/JPH0186385U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917680B2 (en) * | 1976-04-23 | 1984-04-23 | 豊和工業株式会社 | Roller marking device |
| JPS5339214A (en) * | 1976-09-22 | 1978-04-11 | Kubota Ltd | Model for core box for deformed pipe of cast iron |
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