DE69029685D1 - Bandbreitekompressionsgerät - Google Patents

Bandbreitekompressionsgerät

Info

Publication number: DE69029685D1
Authority: DE; Germany
Prior art keywords: compression device; bandwidth compression; bandwidth; compression
Prior art date: 1989-06-20
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 - Fee Related

Application number

DE69029685T

Other languages

English (en)

Other versions

DE69029685T2 (de

Inventor

Miki Abe

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.)

Sony Corp

Original Assignee

Sony Corp

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.)

1989-06-20

Filing date

1990-06-20

Publication date

1997-02-27

1990-06-20 Application filed by Sony Corp filed Critical Sony Corp

1997-02-27 Application granted granted Critical

1997-02-27 Publication of DE69029685D1 publication Critical patent/DE69029685D1/de

1997-05-07 Publication of DE69029685T2 publication Critical patent/DE69029685T2/de

2010-06-21 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/01—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising

Landscapes

Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Physics & Mathematics (AREA)
General Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Analogue/Digital Conversion (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)

DE69029685T 1989-06-20 1990-06-20 Bandbreitekompressionsgerät Expired - Fee Related DE69029685T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP1157339A JP2775857B2 (ja)	1989-06-20	1989-06-20	デジタル信号の帯域圧縮回路

Publications (2)

Publication Number	Publication Date
DE69029685D1 true DE69029685D1 (de)	1997-02-27
DE69029685T2 DE69029685T2 (de)	1997-05-07

Family

ID=15647529

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69029685T Expired - Fee Related DE69029685T2 (de)	1989-06-20	1990-06-20	Bandbreitekompressionsgerät

Country Status (4)

Country	Link
US (1)	US5041830A (de)
EP (1)	EP0404535B1 (de)
JP (1)	JP2775857B2 (de)
DE (1)	DE69029685T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5335019A (en) *	1993-01-14	1994-08-02	Sony Electronics, Inc.	Digital video data quantization error detection as applied to intelligent dynamic companding
US5357278A (en) *	1993-01-14	1994-10-18	Sony Electronics, Inc.	Integrated linear/non-linear static and controllable dynamic companding
US5832490A (en) *	1996-05-31	1998-11-03	Siemens Medical Systems, Inc.	Lossless data compression technique that also facilitates signal analysis
US5790705A (en) *	1996-09-13	1998-08-04	Apple Computer, Inc.	Compression techniques for substantially lossless digital image data storage
DE69808146T2 (de) *	1998-01-12	2003-05-15	Stmicroelectronics Asia Pacific Pte Ltd., Singapur/Singapore	Verfahren und gerät zur spektralumformung in einem transformationskodierer für hochwertige tonsignale
SG96225A1 (en) *	2001-06-04	2003-05-23	Oki Techno Ct Singapore Pte	A method and apparatus for normalizing cdma rake output
JP3748261B2 (ja) *	2003-06-17	2006-02-22	沖電気工業株式会社	Ａｄｐｃｍ方式復号器
US8633842B2 (en) *	2009-03-31	2014-01-21	Agere Systems Llc	Methods and apparatus for direct synthesis of RF signals using delta-sigma modulator
US9467199B1 (en) *	2014-06-25	2016-10-11	Altera Corporation	Compression using mu-law approximation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3931596A (en) *	1974-09-30	1976-01-06	Bell Telephone Laboratories, Incorporated	Adaptive quantizer apparatus using training mode
US4059800A (en) *	1976-06-30	1977-11-22	International Business Machines Corporation	Digital multi-line companded delta modulator
NL190093C (nl) *	1979-12-17	1993-10-18	Victor Company Of Japan	Comprimeer- en expandeerstelsel.
US4682152A (en) *	1981-04-20	1987-07-21	Hitachi, Ltd.	Digital data companding
JPS60537A (ja) *	1983-06-17	1985-01-05	Fujitsu Ltd	正規化回路
DE3587655T2 (de) *	1984-12-29	1994-05-26	Sony Corp	ÜBERTRAGUNGSANORDNUNG FüR DIGITALSIGNALEN.
JPS63136826A (ja) *	1986-11-28	1988-06-09	Fujitsu Ltd	音声符号化装置
US4922537A (en) *	1987-06-02	1990-05-01	Frederiksen & Shu Laboratories, Inc.	Method and apparatus employing audio frequency offset extraction and floating-point conversion for digitally encoding and decoding high-fidelity audio signals

1989
- 1989-06-20 JP JP1157339A patent/JP2775857B2/ja not_active Expired - Fee Related
1990
- 1990-06-14 US US07/538,265 patent/US5041830A/en not_active Expired - Lifetime
- 1990-06-20 EP EP90306716A patent/EP0404535B1/de not_active Expired - Lifetime
- 1990-06-20 DE DE69029685T patent/DE69029685T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPH0322708A (ja)	1991-01-31
DE69029685T2 (de)	1997-05-07
EP0404535A3 (de)	1992-08-26
EP0404535A2 (de)	1990-12-27
EP0404535B1 (de)	1997-01-15
US5041830A (en)	1991-08-20
JP2775857B2 (ja)	1998-07-16

Publication	Publication Date	Title
KR910001971U (ko)	1991-01-25	헤더(header)장치
DE69032177D1 (de)	1998-04-30	Kodierungsgerät
FI902550A0 (fi)	1990-05-23	Muuntokoodauslaite
DE69034133D1 (de)	2004-04-29	Kommunikationsgerät
DE69033001D1 (de)	1999-04-22	Bilderzeugungsgerät
DE3650528D1 (de)	1996-07-11	Axialkompressionsvorrichtung
DE69030890D1 (de)	1997-07-17	Bildaufnahmevorrichtung
IT9020656A0 (it)	1990-06-15	dispositivo
DE69034036D1 (de)	2003-02-20	Kameragerät
DE69032610D1 (de)	1998-10-08	Bilderzeugungsgerät
DE69033588D1 (de)	2000-08-17	Verstellvorrichtung
DE69026280D1 (de)	1996-05-02	Druckgerät
DE69032998D1 (de)	1999-04-22	Bilderzeugungsgerät
DE69225459D1 (de)	1998-06-18	Kompressionsvorrichtung
DE69030389D1 (de)	1997-05-07	Bilderzeugungsgerät
DE69028149D1 (de)	1996-09-26	Kodiereinrichtung
DE69025344D1 (de)	1996-03-28	Zylinder-Kolben-Vorrichtung
DE69031133D1 (de)	1997-08-28	Bilderzeugungsgerät
DE69024140D1 (de)	1996-01-25	Bilderzeugungsgerät
DE69029682D1 (de)	1997-02-27	Abbildungsgerät
DE69026199D1 (de)	1996-05-02	Bilderzeugungsgerät
DE69029295D1 (de)	1997-01-16	Abbildungsgerät
DE69029685D1 (de)	1997-02-27	Bandbreitekompressionsgerät
DE69025004D1 (de)	1996-03-07	Bilderzeugungsgerät
ES2024398A4 (es)	1992-03-01	Dispositivo de anaqueleria

Legal Events

Date	Code	Title	Description
1998-02-12	8364	No opposition during term of opposition
2003-04-10	8339	Ceased/non-payment of the annual fee