DE3685836T2 - Interpolativer da-wandler. - Google Patents

Interpolativer da-wandler.

Info

Publication number: DE3685836T2
Authority: DE; Germany
Prior art keywords: interpolative; converter
Prior art date: 1985-04-17
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

DE8686105283T

Other languages

English (en)

Other versions

DE3685836D1 (de

Inventor

Masaru Kokubo

Shigeo Nishita

Kazuo Yamakido

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.)

Hitachi Ltd

Original Assignee

Hitachi Ltd

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.)

1985-04-17

Filing date

1986-04-16

Publication date

1993-02-04

1986-04-16 Application filed by Hitachi Ltd filed Critical Hitachi Ltd

1992-08-06 Application granted granted Critical

1992-08-06 Publication of DE3685836D1 publication Critical patent/DE3685836D1/de

1993-02-04 Publication of DE3685836T2 publication Critical patent/DE3685836T2/de

2006-04-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3002—Conversion to or from differential modulation
- H03M7/3004—Digital delta-sigma modulation
- H03M7/3015—Structural details of digital delta-sigma modulators
- H03M7/3031—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3002—Conversion to or from differential modulation
- H03M7/3004—Digital delta-sigma modulation
- H03M7/3015—Structural details of digital delta-sigma modulators
- H03M7/302—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution
- H03M7/3024—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
- H03M7/3026—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a multiple bit one

DE8686105283T 1985-04-17 1986-04-16 Interpolativer da-wandler. Expired - Fee Related DE3685836T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP60080131A JPH0697743B2 (ja)	1985-04-17	1985-04-17	オ−バサンプル形ｄ／ａ変換器

Publications (2)

Publication Number	Publication Date
DE3685836D1 DE3685836D1 (de)	1992-08-06
DE3685836T2 true DE3685836T2 (de)	1993-02-04

Family

ID=13709674

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8686105283T Expired - Fee Related DE3685836T2 (de)	1985-04-17	1986-04-16	Interpolativer da-wandler.

Country Status (4)

Country	Link
US (1)	US4652858A (de)
EP (1)	EP0199282B1 (de)
JP (1)	JPH0697743B2 (de)
DE (1)	DE3685836T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH01112822A (ja) *	1987-10-26	1989-05-01	Nippon Telegr & Teleph Corp <Ntt>	ノイズシェーピング形ｄ／ａ変換器
GB8803627D0 (en) *	1988-02-17	1988-03-16	Data Conversion Systems Ltd	Digital to analogue converter
JPH07105724B2 (ja) *	1989-07-14	1995-11-13	ヤマハ株式会社	ディジタル・アナログ変換回路
CA2181807C (en) *	1994-12-29	1999-09-28	Robert C. Elder	Wideband frequency signal digitizer and method
US5748683A (en) *	1994-12-29	1998-05-05	Motorola, Inc.	Multi-channel transceiver having an adaptive antenna array and method
US5668836A (en) *	1994-12-29	1997-09-16	Motorola, Inc.	Split frequency band signal digitizer and method
US5579341A (en) *	1994-12-29	1996-11-26	Motorola, Inc.	Multi-channel digital transceiver and method
US5854813A (en) *	1994-12-29	1998-12-29	Motorola, Inc.	Multiple access up converter/modulator and method
US5754597A (en) *	1994-12-29	1998-05-19	Motorola, Inc.	Method and apparatus for routing a digitized RF signal to a plurality of paths
US5602874A (en) *	1994-12-29	1997-02-11	Motorola, Inc.	Method and apparatus for reducing quantization noise
US5710763A (en) *	1995-07-31	1998-01-20	Motorola, Inc.	Filtered fast Fourier transmultiplexer and method
DE19741356C2 (de) *	1997-09-19	2001-02-15	Cognis Deutschland Gmbh	Verwendung von Glucoprotaminen
TW527782B (en) *	2002-05-22	2003-04-11	Ind Tech Res Inst	Improved capacitor selection method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4109110A (en) *	1975-02-20	1978-08-22	International Standard Electric Corporation	Digital-to-analog converter
GB1580447A (en) *	1976-12-01	1980-12-03	Post Office	Code converters
FR2462062A1 (fr) *	1979-07-20	1981-02-06	Petit Jean P	Codeur delta sigma a double integration analogique et codeur delta sigma a double integration numerique
US4528551A (en) *	1979-11-28	1985-07-09	International Telephone And Telegraph Corporation	Digital to analog converter employing sigma-delta modulation for use in telephone systems
DE3021012C2 (de) *	1980-06-03	1985-08-22	ANT Nachrichtentechnik GmbH, 7150 Backnang	Verallgemeinertes interpolativers Verfahren zur Digital-Analog-Umsetzung von PCM Signalen
JPS6039926A (ja) *	1983-08-12	1985-03-02	Nippon Telegr & Teleph Corp <Ntt>	デイジタル・アナログ変換器

1985
- 1985-04-17 JP JP60080131A patent/JPH0697743B2/ja not_active Expired - Lifetime
1986
- 1986-04-16 US US06/852,749 patent/US4652858A/en not_active Expired - Lifetime
- 1986-04-16 EP EP86105283A patent/EP0199282B1/de not_active Expired
- 1986-04-16 DE DE8686105283T patent/DE3685836T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0199282A2 (de)	1986-10-29
EP0199282A3 (en)	1989-04-26
JPH0697743B2 (ja)	1994-11-30
US4652858A (en)	1987-03-24
DE3685836D1 (de)	1992-08-06
JPS61239723A (ja)	1986-10-25
EP0199282B1 (de)	1992-07-01

Legal Events

Date	Code	Title	Description
1993-07-29	8364	No opposition during term of opposition
1999-06-10	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3672847D1 (de)	1990-08-30	Gleichstromwandler.
DE3677076D1 (de)	1991-02-28	Fluorelastomere.
DE3672044D1 (de)	1990-07-19	Spannungsstromumsetzer.
DE3679524D1 (de)	1991-07-04	Wandleranordnung.
DE3576259D1 (de)	1990-04-05	Digital-analog-wandler.
DE3688783D1 (de)	1993-09-02	Digital-analog-wandler.
DE3688633D1 (de)	1993-08-05	Photoelektrischer wandler.
DE3685836D1 (de)	1992-08-06	Interpolativer da-wandler.
DE3672052D1 (de)	1990-07-19	Digital-analogkonverter.
FI861121A0 (fi)	1986-03-18	Katalytisk dehydrogeneringscykel.
NL191965C (nl)	1996-11-04	Analoog/digitaal- of digitaal/analoog-omzetter.
DE3687151D1 (de)	1993-01-07	Photoelektrischer wandler.
DE3676076D1 (de)	1991-01-17	Analog- digitalwandleranordnung.
DE3688235D1 (de)	1993-05-13	Datenwandler.
DE3687379D1 (de)	1993-02-11	Analog-digital-wandler.
DE3682653D1 (de)	1992-01-09	Gleichstrom-gleichstrom-energiewandlungssystem.
FI861849A0 (fi)	1986-05-02	Reglering av vaermebalansen i katalytisk dehydrogenering av isobutan.
DE3671588D1 (de)	1990-06-28	Analog-/digitalwandler.
DE3688039D1 (de)	1993-04-22	Digital/analog-umwandler.
DE3672051D1 (de)	1990-07-19	Analog-digitalwandler.
NO167425C (no)	1991-10-30	Koblingslist.
DE3669893D1 (de)	1990-05-03	Kupferkonverter.
DE3688804T2 (de)	1994-01-20	Lichtelektrische Wandleranordnung.
DE3679373D1 (de)	1991-06-27	Signalwandler.
ATE63609T1 (de)	1991-06-15	Rotation/linearwandler.