JPH0250868U - - Google Patents
Info
- Publication number
- JPH0250868U JPH0250868U JP12827688U JP12827688U JPH0250868U JP H0250868 U JPH0250868 U JP H0250868U JP 12827688 U JP12827688 U JP 12827688U JP 12827688 U JP12827688 U JP 12827688U JP H0250868 U JPH0250868 U JP H0250868U
- Authority
- JP
- Japan
- Prior art keywords
- disc
- digital format
- digital
- recorded
- signal
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図は、この考案をＣＤ＋ＣＤＶ＋ＬＶコン
パチブルプレーヤに適用した一実施例を示すブロ
ツク図である。第２図は、従来のＣＤ＋ＣＤＶ＋
ＬＶコンパチブルプレーヤの概略構成を示すブロ
ツク図である。第３図は、第１図におけるデイジ
タルＦＭ検波回路２３６，２３８の具体例を示す
回路図である。第４図は、第３図における１ビツ
トＡ／Ｄ変換器２３２，２３４と微分回路３１６
の動作波形図である。第５図は、第３図における
デシメイシヨン回路３３０の動作波形図である。
２……コンパチブルプレーヤ、４……映像処理
回路、６……デイジタル音声処理回路、８……ア
ナログ音声処理回路（変換手段）、２２１……デ
イジタル伝送路を構成する信号線、２２４……デ
イジタル音声出力端子（デイジタル出力端子）。
FIG. 1 is a block diagram showing an embodiment in which this invention is applied to a CD+CDV+LV compatible player. Figure 2 shows the conventional CD+CDV+
1 is a block diagram showing a schematic configuration of an LV compatible player. FIG. FIG. 3 is a circuit diagram showing a specific example of the digital FM detection circuits 236 and 238 in FIG. 1. FIG. 4 shows the 1-bit A/D converters 232, 234 and the differentiating circuit 316 in FIG.
FIG. FIG. 5 is an operational waveform diagram of the decimation circuit 330 in FIG. 3. 2... Compatible player, 4... Video processing circuit, 6... Digital audio processing circuit, 8... Analog audio processing circuit (conversion means), 221... Signal line forming a digital transmission path, 224... Digital audio Output terminal (digital output terminal).
Claims (1)
イジタル形式で記録したデイスクと非デイジタル
形式で記録したデイスクの双方を再生可能であつ
て、前記デイジタル形式で記録されたデイスクの
再生信号をデイジタル形式のまま出力するデイジ
タル出力端子を具備するデイスク再生装置におい
て、 前記非デイジタル形式で記録されたデイスクの
再生信号をデイジタル形式に変換する変換手段と
、 この変換された再生信号を前記デイジタル出力
端子へ出力するデイジタル伝送路と を具備してなるデイスク再生装置。[Claims for Utility Model Registration] A disc capable of playing back both a disc in which a source signal to be reproduced as an analog signal is recorded in a digital format and a disc recorded in a non-digital format, and a disc recorded in the digital format. A disc playback device equipped with a digital output terminal that outputs a playback signal in digital format, further comprising a converting means for converting the playback signal of the disc recorded in the non-digital format into a digital format, and converting the converted playback signal into the digital format. A disc playback device comprising: a digital transmission path for outputting to a digital output terminal;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988128276U JP2539779Y2 (en) | 1988-09-30 | 1988-09-30 | Disc playback device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988128276U JP2539779Y2 (en) | 1988-09-30 | 1988-09-30 | Disc playback device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0250868U true JPH0250868U (en) | 1990-04-10 |
| JP2539779Y2 JP2539779Y2 (en) | 1997-06-25 |
Family
ID=31381462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988128276U Expired - Lifetime JP2539779Y2 (en) | 1988-09-30 | 1988-09-30 | Disc playback device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2539779Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6173275A (en) * | 1984-09-17 | 1986-04-15 | Pioneer Electronic Corp | Device for reproducing recording disk information |
-
1988
- 1988-09-30 JP JP1988128276U patent/JP2539779Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6173275A (en) * | 1984-09-17 | 1986-04-15 | Pioneer Electronic Corp | Device for reproducing recording disk information |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2539779Y2 (en) | 1997-06-25 |
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