JPS60111552U - デイジタルオ−デイオ情報再生装置 - Google Patents
デイジタルオ−デイオ情報再生装置Info
- Publication number
- JPS60111552U JPS60111552U JP1983202879U JP20287983U JPS60111552U JP S60111552 U JPS60111552 U JP S60111552U JP 1983202879 U JP1983202879 U JP 1983202879U JP 20287983 U JP20287983 U JP 20287983U JP S60111552 U JPS60111552 U JP S60111552U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- audio information
- information reproducing
- digital audio
- reproducing device
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/28—Speed controlling, regulating, or indicating
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/22—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing distortions
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
- H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
- H04N9/8211—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being a sound signal
- H04N9/8222—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being a sound signal using frequency division multiplex
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (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。
め要約のデータは記録されません。
Description
第1図は、ビデオ信号及びオーディオ信号を夫夫周波数
変調処理した信号と、更にオーディオ信号をPGM変調
してパルス化した信号とを重畳して記録されてなる記録
媒体から得られたRF倍信号周波数スペクトラムを示す
図、第2図は、本考案の一実施例を示すブロック図、第
3図は、本考案の他の実施例を示すブロック図、第4図
は、本考案の更に他の実施例を示すブロック図である。 主要部分の符号の説明、21,28,30・・・切換ス
イッチ回路、22・・・信号検出回路、24・・・PC
Mデコーダ、32・・・BPF、35・・・ロック抽出
回路。 ゛
変調処理した信号と、更にオーディオ信号をPGM変調
してパルス化した信号とを重畳して記録されてなる記録
媒体から得られたRF倍信号周波数スペクトラムを示す
図、第2図は、本考案の一実施例を示すブロック図、第
3図は、本考案の他の実施例を示すブロック図、第4図
は、本考案の更に他の実施例を示すブロック図である。 主要部分の符号の説明、21,28,30・・・切換ス
イッチ回路、22・・・信号検出回路、24・・・PC
Mデコーダ、32・・・BPF、35・・・ロック抽出
回路。 ゛
Claims (1)
- オーディオ信号を所定ディジタル変調処理してパルス列
化した信号が記録されている記録媒体からオーディオ情
報を再生するディジタルオーディオ情報再生装置であっ
て、前記パルス列化した信号と同等の成分を含む信号を
入力するための入力端子と、切換指令信号を発生する切
換指令発生手段と、前記切換指令信号に応じて前記パル
ス列化した信号と同等の成分の復調処理がなされるよう
に前記入力端子に供給された信号を所定部へ供給する信
号供給手段とを含むことを特徴とするディジタルオーデ
ィオ情報再生装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983202879U JPS60111552U (ja) | 1983-12-29 | 1983-12-29 | デイジタルオ−デイオ情報再生装置 |
US06/687,244 US4736355A (en) | 1983-12-29 | 1984-12-28 | Digital audio data reproduction apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983202879U JPS60111552U (ja) | 1983-12-29 | 1983-12-29 | デイジタルオ−デイオ情報再生装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60111552U true JPS60111552U (ja) | 1985-07-29 |
Family
ID=16464711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1983202879U Pending JPS60111552U (ja) | 1983-12-29 | 1983-12-29 | デイジタルオ−デイオ情報再生装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4736355A (ja) |
JP (1) | JPS60111552U (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4839746A (en) * | 1986-09-30 | 1989-06-13 | Pioneer Electronic Corporation | Information reproduction method for complex and CD disks |
US5337193A (en) * | 1988-09-24 | 1994-08-09 | Sony Corporation | Apparatus for selectively recording and/or reproducing a video signal with a PCM audio signal or with an FM audio signal |
JP2001202687A (ja) * | 2000-01-18 | 2001-07-27 | Matsushita Electric Ind Co Ltd | ディスク再生装置、及びディスク再生方法 |
WO2003050810A2 (en) * | 2001-12-07 | 2003-06-19 | Seagate Technology Llc | Method and apparatus for preprocessing low frequencies in perpendicular recording |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5737777A (en) * | 1980-08-19 | 1982-03-02 | Victor Co Of Japan Ltd | Reproducing device for rotary information recording medium |
JPS5748881A (en) * | 1980-09-08 | 1982-03-20 | Pioneer Electronic Corp | Video format signal recording and playback system |
US4393489A (en) * | 1981-03-30 | 1983-07-12 | Rca Corporation | Audio processor for single, channel, matrixed two-channel and un-matrixed two-channel signals |
-
1983
- 1983-12-29 JP JP1983202879U patent/JPS60111552U/ja active Pending
-
1984
- 1984-12-28 US US06/687,244 patent/US4736355A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4736355A (en) | 1988-04-05 |
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