JPS6043080U - magnetic recording and reproducing device - Google Patents
magnetic recording and reproducing deviceInfo
- Publication number
- JPS6043080U JPS6043080U JP13445883U JP13445883U JPS6043080U JP S6043080 U JPS6043080 U JP S6043080U JP 13445883 U JP13445883 U JP 13445883U JP 13445883 U JP13445883 U JP 13445883U JP S6043080 U JPS6043080 U JP S6043080U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- magnetic recording
- reproducing device
- circuit
- waveform shaping
- 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
Landscapes
- Television Receiver Circuits (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は磁気記録再生装置の概略ブロック図、第２図は
従来の音声信号処理部の要部回路図、第３図は本考案の
実施例の要部回路図、第４図は動作説明図、第５図は本
考案の実施例の波形整形回路の特性の一例を示すもので
ある。
２０は入力端子、２１６′ま増幅器、２２は比較器、２
３は出力端子、２４〜２８．３２〜３４は抵抗、２９は
サンプリング回路、３０は波形整形回路、３１は演算増
幅器、３６〜３８はコンデンサである。Fig. 1 is a schematic block diagram of a magnetic recording/reproducing device, Fig. 2 is a circuit diagram of a main part of a conventional audio signal processing section, Fig. 3 is a circuit diagram of a main part of an embodiment of the present invention, and Fig. 4 is an explanation of operation. FIG. 5 shows an example of the characteristics of the waveform shaping circuit according to the embodiment of the present invention. 20 is an input terminal, 216' is an amplifier, 22 is a comparator, 2
3 is an output terminal, 24 to 28, 32 to 34 are resistors, 29 is a sampling circuit, 30 is a waveform shaping circuit, 31 is an operational amplifier, and 36 to 38 are capacitors.
Claims (1)
録する磁気記録再生装置に於いて、再生した信号の前記
ＰＣＭ信号が重畳されたビデオ信号の輝度信号のみを通
過させるサンプリング回路と、該サンプリング回路を通
過した信号の位相補゛ 正による波形整形を行う波形
整形回路と、該波形整形回路の出力信号を加えて基準電
圧と比較する比較器とを備えたことを特徴とする磁気記
録再生装置。In a magnetic recording and reproducing device that records a PCM signal of audio by superimposing it on a luminance signal of a video signal, a sampling circuit that passes only the luminance signal of the video signal on which the PCM signal of the reproduced signal is superimposed; A magnetic recording/reproducing device comprising: a waveform shaping circuit that shapes a waveform by phase correction of a signal passed through the circuit; and a comparator that adds an output signal of the waveform shaping circuit and compares it with a reference voltage. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13445883U JPS6043080U (en) | 1983-09-01 | 1983-09-01 | magnetic recording and reproducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13445883U JPS6043080U (en) | 1983-09-01 | 1983-09-01 | magnetic recording and reproducing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6043080U true JPS6043080U (en) | 1985-03-26 |
Family
ID=30302960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13445883U Pending JPS6043080U (en) | 1983-09-01 | 1983-09-01 | magnetic recording and reproducing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6043080U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5030502A (en) * | 1973-07-13 | 1975-03-26 |
-
1983
- 1983-09-01 JP JP13445883U patent/JPS6043080U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5030502A (en) * | 1973-07-13 | 1975-03-26 |
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