JPS60169988U - PCM recording signal monitor device - Google Patents
PCM recording signal monitor deviceInfo
- Publication number
- JPS60169988U JPS60169988U JP5623584U JP5623584U JPS60169988U JP S60169988 U JPS60169988 U JP S60169988U JP 5623584 U JP5623584 U JP 5623584U JP 5623584 U JP5623584 U JP 5623584U JP S60169988 U JPS60169988 U JP S60169988U
- Authority
- JP
- Japan
- Prior art keywords
- recording signal
- sample data
- signal monitor
- monitor device
- pcm recording
- 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
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (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図は従来のPCM記録信号をテレビジョンの1水平
走査期間IH上に乗せた波形図、第2路は第1図に示し
た波形をCRTの画面上に表示した場合のCRTの画面
の正面図、第3図A、B。
Cは従来のコードとレベルとの関係を示す説明図、第4
図は47.25KH2以上のサンプリング周波数で音響
入力信号をサンプリングした場何の従来の1水平走査期
間中の波形図、第5図は第4図の波形をCRTでモニタ
する場合のCRT画面の正面図、第6図は本考案のサン
プリングデータをテレビジカンの各水平走査期間に配分
した状態を示す波形図、第7図は第6図の波形配分を行
う装置の系統図、第8図は本考案の他の実施例を示す系
統図、第9図は第7図の実施例によって得られたCRT
の画面上の波形を示すCRT画面の正面図、第10図は
本考案の他の実施例によるCRTの画面上の波形を示す
CRTの画面の正面図である。
図に於いて、law lbw lc・・・は水平同
期信号、2. 2’、 2″・・・は1水平走査期間、
3a、3by 3ct 3dt 3d’t 3d
”t 3e”’3 f−・・はサンプルデータ、4は
CRTの画面、5はデータ入力端子、6,7は第1及び
第2のバックメモリ、8は書き込み制御部、9,10は
第1及び第2の並列−直列変換回路、11は選択回路、
12は続み出し制御部、13.17は出力端子、14は
プロセッサ、15はメモリ、16は並列−直列変換回路
を夫々示す。
j
第3図
” BC
111111−111111
101111−011111
100011−000111
100000−000001
011111−000000
011100−000110
0,10000−011110
oooooo→111110Figure 1 is a waveform diagram of a conventional PCM recording signal placed on IH for one horizontal scanning period of a television, and the second path is a waveform diagram of a CRT screen when the waveform shown in Figure 1 is displayed on the CRT screen. Front view, Figure 3 A, B. C is an explanatory diagram showing the relationship between conventional codes and levels;
The figure shows a conventional waveform diagram during one horizontal scanning period when an acoustic input signal is sampled at a sampling frequency of 47.25 KH2 or higher. Figure 5 is a front view of the CRT screen when the waveform in Figure 4 is monitored on a CRT. Figure 6 is a waveform diagram showing how the sampling data of the present invention is distributed to each horizontal scanning period of the TV camera, Figure 7 is a system diagram of the device that performs the waveform distribution shown in Figure 6, and Figure 8 is the waveform diagram of the present invention. A system diagram showing another embodiment of the invention, FIG. 9 is a CRT obtained by the embodiment of FIG.
FIG. 10 is a front view of a CRT screen showing waveforms on a CRT screen according to another embodiment of the present invention. In the figure, law lbw lc... is a horizontal synchronization signal, 2. 2', 2''... is one horizontal scanning period,
3a, 3by 3ct 3dt 3d't 3d
"t 3e"'3 f-... is sample data, 4 is the CRT screen, 5 is the data input terminal, 6 and 7 are the first and second back memories, 8 is the write control unit, 9 and 10 are the 1 and 2nd parallel-to-serial conversion circuits; 11 is a selection circuit;
12 is a continuation control section, 13 and 17 are output terminals, 14 is a processor, 15 is a memory, and 16 is a parallel-to-serial conversion circuit. j Figure 3” BC 111111-111111 101111-011111 100011-000111 100000-000001 011111-000000 011100-000110 0,10000-011110 ooooooo→1111 10
Claims (1)
レビジョン信号の1水平走査期間に3サンプル分よ
り余分のサンプルデータが付加出来る様になされたPC
M記録信号モニタ装置に於いて、上記余分のサンプルデ
ータを複数個に分割して、上記1水平走査期間に付加し
た余分のサンプルデータの位置が次に続く1水平走査期
間の分割したサンプルデータの位置と同一位置に配され
て1サンプルデータを構成する様にしてなることを特徴
とするPCM記録信号モニタ装置。If the sampling frequency is 47.25KH2 or higher, the standard
A PC designed to be able to add extra sample data than 3 samples per horizontal scanning period of the revision signal.
In the M recording signal monitoring device, the extra sample data is divided into a plurality of pieces, and the position of the extra sample data added to the one horizontal scanning period is determined by the position of the divided sample data of the next one horizontal scanning period. 1. A PCM recording signal monitor device, characterized in that the PCM recording signal monitor device is arranged at the same position as the PCM recording signal monitor and constitutes one sample data.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5623584U JPS60169988U (en) | 1984-04-17 | 1984-04-17 | PCM recording signal monitor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5623584U JPS60169988U (en) | 1984-04-17 | 1984-04-17 | PCM recording signal monitor device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60169988U true JPS60169988U (en) | 1985-11-11 |
Family
ID=30579637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5623584U Pending JPS60169988U (en) | 1984-04-17 | 1984-04-17 | PCM recording signal monitor device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60169988U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4940534A (en) * | 1972-08-19 | 1974-04-16 |
-
1984
- 1984-04-17 JP JP5623584U patent/JPS60169988U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4940534A (en) * | 1972-08-19 | 1974-04-16 |
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