ES2024800A6 - Metodos de grabacion y reproduccion y aparatos de grabacion y reproduccion. - Google Patents

Metodos de grabacion y reproduccion y aparatos de grabacion y reproduccion.

Info

Publication number
ES2024800A6
ES2024800A6 ES9001421A ES9001421A ES2024800A6 ES 2024800 A6 ES2024800 A6 ES 2024800A6 ES 9001421 A ES9001421 A ES 9001421A ES 9001421 A ES9001421 A ES 9001421A ES 2024800 A6 ES2024800 A6 ES 2024800A6
Authority
ES
Spain
Prior art keywords
sound signal
recording
reproducing
converting
selecting
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.)
Expired - Lifetime
Application number
ES9001421A
Other languages
English (en)
Inventor
Yuji Gorai
Hiroshi Aoki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seikosha KK
Original Assignee
Seikosha KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2023348A external-priority patent/JPH0372721A/ja
Application filed by Seikosha KK filed Critical Seikosha KK
Publication of ES2024800A6 publication Critical patent/ES2024800A6/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals

Abstract

METODOS DE GRABACION Y REPRODUCCION Y APARATOS DE GRABACION Y REPRODUCCION. ESTA INVENCION SE REFIERE A METODOS DE GRABACION Y REPRODUCCION Y A SUS APARATOS CORRESPONDIENTES, EN LOS CUALES, LA SEÑAL DE SONIDO ORIGINAL ES CONVERTIDA EN SEÑAL DE SONIDO DIGITAL EN LA BANDA DE CONVERSION SELECCIONADA EN CORRESPONDENCIA CON LA AMPLITUD DE LA SEÑAL DE SONIDO ORIGINAL, Y EN EL MOMENTO DE LA REPRODUCCION, LA SEÑAL DE SONIDO DIGITAL ES CONVERTIDA EN SEÑAL DE SONIDO ANALOGICA EN LA BANDA DE CONVERSION SELECCIONADA SEGUN LA AMPLITUD DE LA SEÑAL DE SONIDO DIGITAL, CONSIGUIENDOSE ASI REDUCIR LA CANTIDAD DE INFORMACION A ALMACENAR Y PROPORCIONANDO UN APARATO DE GRABACION Y REPRODUCCION QUE PUEDEN SEGUIR UNA FORMA DE ONDA CUYA AMPLITUD CAMBIA BRUSCAMENTE.
ES9001421A 1989-05-22 1990-05-22 Metodos de grabacion y reproduccion y aparatos de grabacion y reproduccion. Expired - Lifetime ES2024800A6 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12844789 1989-05-22
JP2023348A JPH0372721A (ja) 1989-05-22 1990-02-01 録音および再生方法並びに録音および再生装置

Publications (1)

Publication Number Publication Date
ES2024800A6 true ES2024800A6 (es) 1992-03-01

Family

ID=26360696

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9001421A Expired - Lifetime ES2024800A6 (es) 1989-05-22 1990-05-22 Metodos de grabacion y reproduccion y aparatos de grabacion y reproduccion.

Country Status (8)

Country Link
US (1) US5089820A (es)
CN (1) CN1023353C (es)
AU (1) AU617611B2 (es)
CA (1) CA2017210C (es)
DE (1) DE4015910C2 (es)
ES (1) ES2024800A6 (es)
FR (1) FR2648262B1 (es)
GB (1) GB2232024B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5329062A (en) * 1990-07-31 1994-07-12 Casio Computer Co., Ltd. Method of recording/reproducing waveform and apparatus for reproducing waveform
ATE222019T1 (de) * 1991-05-29 2002-08-15 Pacific Microsonics Inc Verbesserungen in systemen zum erreichen von grösserer frequenz-auflösung
JPH04357716A (ja) * 1991-06-04 1992-12-10 Mitsubishi Electric Corp マルチチャンネルｄａコンバータ
JP3163119B2 (ja) * 1991-07-19 2001-05-08 シャープ株式会社 記録再生装置
CH688459A5 (de) * 1992-02-04 1997-09-30 Ascom Audiosys Ag Verfahren zur Digitalisierung eines Signals, Verarbeitungseinheit zu dessen Ausfuehrung
JPH0779204A (ja) * 1993-09-06 1995-03-20 Mitsubishi Electric Corp 移動体通信機器
CN1074641C (zh) * 1994-01-19 2001-11-07 聂学军 数字音响的设计方法及装置
CN1074849C (zh) * 1995-09-01 2001-11-14 苏勇 音频信号保真变速处理方法
CN1145519A (zh) * 1995-09-01 1997-03-19 苏勇 音频信号保真变速处理方法
DE69611874T2 (de) 1995-09-29 2001-10-04 Yamaha Corp Verfahren und Vorrichtung zur Musiktonerzeugung
JPH09198089A (ja) * 1996-01-19 1997-07-31 Matsushita Electric Ind Co Ltd 再生速度変換装置
US7049989B2 (en) * 2004-10-01 2006-05-23 Smiths Aerospace Llc Unified analog input front end apparatus and method
US9236837B2 (en) 2011-08-25 2016-01-12 Infineon Technologies Ag System and method for low distortion capacitive signal source amplifier
US8638249B2 (en) 2012-04-16 2014-01-28 Infineon Technologies Ag System and method for high input capacitive signal amplifier

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1261253A (fr) * 1960-03-28 1961-05-19 Système de transmission à modulation d'impulsions codées
US3187323A (en) * 1961-10-24 1965-06-01 North American Aviation Inc Automatic scaler for analog-to-digital converter
US3411153A (en) * 1964-10-12 1968-11-12 Philco Ford Corp Plural-signal analog-to-digital conversion system
US3509558A (en) * 1965-10-22 1970-04-28 Nasa Wide range data compression system
DE1276708B (de) * 1966-04-05 1968-09-05 Siemens Ag Pulscodemodulationssystem mit Kompandierung
CH464290A (de) * 1967-09-26 1968-10-31 Siemens Ag Albis Verfahren und Einrichtung zur Codierung von pulsamplitudenmodulierten Signalen in Puls-Code-Modulationsanlagen
US3500247A (en) * 1968-01-08 1970-03-10 Communications Satellite Corp Non-linear pulse code modulation with threshold selected sampling
US3696399A (en) * 1970-09-11 1972-10-03 Coulter Electronics Range expansion method and apparatus for multichannel pulse analysis
US4048635A (en) * 1975-09-15 1977-09-13 Texaco Inc. Seismic playback/monitor system
US4091379A (en) * 1976-05-03 1978-05-23 Litton Business Systems, Inc. Analog to digital wave shaping system
DE2644255A1 (de) * 1976-09-28 1978-03-30 Siemens Ag Schaltungsanordnung zur automatischen messbereichsumschaltung eines analog-digital-umsetzers
FR2378401A1 (fr) * 1977-01-20 1978-08-18 Cit Alcatel Procede et dispositif pour adapter un signal analogique en vue de son codage numerique dans un codeur ayant une plage de codage donnee
US4177457A (en) * 1977-12-12 1979-12-04 Texaco Inc. Floating point playback system
JPS58218011A (ja) * 1982-06-10 1983-12-19 Matsushita Electric Ind Co Ltd 大振幅の信号の録音再生が可能なｐｃｍ録音再生装置
JPS5939134A (ja) * 1982-08-30 1984-03-03 Hitachi Ltd 折線伸張回路
DE3328111A1 (de) * 1983-08-04 1985-02-21 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Quasi-momentanwert-kompander
JPS6044837A (ja) * 1983-08-23 1985-03-11 Victor Co Of Japan Ltd 波形再生装置
JPS60119672A (ja) * 1983-12-02 1985-06-27 Victor Co Of Japan Ltd 楽器音符号の読出装置
US4603321A (en) * 1985-01-17 1986-07-29 Detente, Co. Analog-to-digital interface circuit for electronic musical equipment
US4879558A (en) * 1986-12-12 1989-11-07 Sangamo Weston, Inc. Data compression apparatus and method for data recorder with waveform envelope display
JP2553534B2 (ja) * 1986-12-26 1996-11-13 松下電器産業株式会社 テレビジヨン映像信号制御装置
JP2533062Y2 (ja) * 1987-07-03 1997-04-16 ヤマハ株式会社 アナログディジタル変換回路
US4926063A (en) * 1988-11-14 1990-05-15 Kollmorgen Corporation Square root digital-to-analog converter
EP1026083A1 (de) * 1999-02-03 2000-08-09 Thies Eggers Schneidvorrichtung zum Heraustrennen von Packungen aus einem Strang

Also Published As

Publication number Publication date
FR2648262A1 (fr) 1990-12-14
GB9009886D0 (en) 1990-06-27
AU617611B2 (en) 1991-11-28
CN1047586A (zh) 1990-12-05
GB2232024A (en) 1990-11-28
CN1023353C (zh) 1993-12-29
US5089820A (en) 1992-02-18
GB2232024B (en) 1994-01-12
AU5464490A (en) 1990-11-29
FR2648262B1 (fr) 1995-08-04
CA2017210A1 (en) 1990-11-22
DE4015910C2 (de) 1994-06-16
CA2017210C (en) 1995-01-03
DE4015910A1 (de) 1990-11-29

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20020401