JPH0472356U - - Google Patents
Info
- Publication number
- JPH0472356U JPH0472356U JP11180990U JP11180990U JPH0472356U JP H0472356 U JPH0472356 U JP H0472356U JP 11180990 U JP11180990 U JP 11180990U JP 11180990 U JP11180990 U JP 11180990U JP H0472356 U JPH0472356 U JP H0472356U
- Authority
- JP
- Japan
- Prior art keywords
- component
- comparing
- channel signals
- right channel
- discriminating
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図は本考案の記録信号判別装置の一実施例
の構成を示すブロツク図、第２図は音多ソフトを
再生するときの第１図の各部における信号波形を
示す図、第３図はステレオソフトを再生するとき
の第１図の各部における信号波形を示す図である
。
１……ＣＤプレーヤ、２……信号選択回路、３
……減算器、４……ローパスフイルタ、５……平
滑器、６……比較器、７……基準電圧発生器、８
……単安定マルチバイブレータ。
FIG. 1 is a block diagram showing the configuration of an embodiment of the recorded signal discriminating device of the present invention, FIG. 2 is a diagram showing signal waveforms at each part of FIG. 1 when playing back Otona software, and FIG. FIG. 2 is a diagram showing signal waveforms at each part in FIG. 1 when stereo software is reproduced. 1...CD player, 2...signal selection circuit, 3
...Subtractor, 4...Low pass filter, 5...Smoother, 6...Comparator, 7...Reference voltage generator, 8
...monostable multivibrator.
Claims (1)
号の記録形態を判別する装置であつて、 前記左右両チヤンネル信号の差の直流成分を検
出する直流成分検出手段と、 前記直流成分のレベルと基準レベルとを比較す
る比較手段と、 前記比較手段の比較結果に基づいて判別信号を
出力する判別信号発生手段とを備えたことを特徴
とする記録信号判別装置。[Claims for Utility Model Registration] An apparatus for determining the recording format of left and right channel signals recorded on a recording medium, comprising a DC component detection means for detecting a DC component of a difference between the left and right channel signals; A recording signal discriminating device comprising: a comparing means for comparing a level of a DC component with a reference level; and a discriminating signal generating means for outputting a discriminating signal based on a comparison result of the comparing means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11180990U JPH0472356U (en) | 1990-10-25 | 1990-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11180990U JPH0472356U (en) | 1990-10-25 | 1990-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0472356U true JPH0472356U (en) | 1992-06-25 |
Family
ID=31859289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11180990U Pending JPH0472356U (en) | 1990-10-25 | 1990-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0472356U (en) |
-
1990
- 1990-10-25 JP JP11180990U patent/JPH0472356U/ja active Pending
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