EP1195019A4 - Recepteur delta-sigma a conversion directe - Google Patents

Recepteur delta-sigma a conversion directe

Info

Publication number
EP1195019A4
EP1195019A4 EP00943000A EP00943000A EP1195019A4 EP 1195019 A4 EP1195019 A4 EP 1195019A4 EP 00943000 A EP00943000 A EP 00943000A EP 00943000 A EP00943000 A EP 00943000A EP 1195019 A4 EP1195019 A4 EP 1195019A4
Authority
EP
European Patent Office
Prior art keywords
direct conversion
conversion delta
sigma receiver
sigma
receiver
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.)
Withdrawn
Application number
EP00943000A
Other languages
German (de)
English (en)
Other versions
EP1195019A1 (fr
Inventor
Wesley K Masenten
Ronald M Hickling
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.)
Ditrans Corp
Original Assignee
Ditrans 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.)
Filing date
Publication date
Application filed by Ditrans Corp filed Critical Ditrans Corp
Publication of EP1195019A1 publication Critical patent/EP1195019A1/fr
Publication of EP1195019A4 publication Critical patent/EP1195019A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
    • H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
    • 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
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H03M3/466—Multiplexed conversion systems
    • H03M3/468—Interleaved, i.e. using multiple converters or converter parts for one channel, e.g. using Hadamard codes, pi-delta-sigma converters
    • H03M3/47—Interleaved, i.e. using multiple converters or converter parts for one channel, e.g. using Hadamard codes, pi-delta-sigma converters using time-division multiplexing
    • 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
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/40—Arrangements for handling quadrature signals, e.g. complex modulators
    • 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
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M3/43—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a single bit one
    • 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
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
    • H03M3/456—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a first order loop filter in the feedforward path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
EP00943000A 1999-06-23 2000-06-20 Recepteur delta-sigma a conversion directe Withdrawn EP1195019A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US33906399A 1999-06-23 1999-06-23
US339063 1999-06-23
PCT/US2000/017032 WO2000079706A1 (fr) 1999-06-23 2000-06-20 Recepteur delta-sigma a conversion directe

Publications (2)

Publication Number Publication Date
EP1195019A1 EP1195019A1 (fr) 2002-04-10
EP1195019A4 true EP1195019A4 (fr) 2002-09-04

Family

ID=23327333

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00943000A Withdrawn EP1195019A4 (fr) 1999-06-23 2000-06-20 Recepteur delta-sigma a conversion directe

Country Status (3)

Country Link
EP (1) EP1195019A4 (fr)
AU (1) AU5753800A (fr)
WO (1) WO2000079706A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009029051A1 (de) * 2009-09-01 2011-03-03 Robert Bosch Gmbh Verfahren und Vorrichtung zum Bereitstellen eines Reflexionssignals

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994005087A1 (fr) * 1992-08-25 1994-03-03 Wireless Access, Inc. Recepteur a conversion directe pour protocoles multiples
EP0757446A2 (fr) * 1995-08-04 1997-02-05 Nokia Mobile Phones Ltd. Convertisseur analogiques-numériques et numériques-analogiques
WO1999030428A1 (fr) * 1997-12-09 1999-06-17 Qualcomm Incorporated Recepteur avec convertisseur analogique-numerique sigma-delta
WO2000046926A2 (fr) * 1999-02-02 2000-08-10 Technoconcepts, Inc. Recepteur en delta-sigma a conversion directe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5561660A (en) * 1995-04-05 1996-10-01 Silicon Systems, Inc. Offset and phase correction for delta-sigma modulators
US5768315A (en) * 1996-07-22 1998-06-16 Motorola, Inc. Band-pass sigma-delta converter and commutating filter therefor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994005087A1 (fr) * 1992-08-25 1994-03-03 Wireless Access, Inc. Recepteur a conversion directe pour protocoles multiples
EP0757446A2 (fr) * 1995-08-04 1997-02-05 Nokia Mobile Phones Ltd. Convertisseur analogiques-numériques et numériques-analogiques
WO1999030428A1 (fr) * 1997-12-09 1999-06-17 Qualcomm Incorporated Recepteur avec convertisseur analogique-numerique sigma-delta
WO2000046926A2 (fr) * 1999-02-02 2000-08-10 Technoconcepts, Inc. Recepteur en delta-sigma a conversion directe

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JANTZI S ET AL: "A complex bandpass /spl Delta//spl Sigma/ converter for digital radio", CIRCUITS AND SYSTEMS, 1994. ISCAS '94., 1994 IEEE INTERNATIONAL SYMPOSIUM ON LONDON, UK 30 MAY-2 JUNE 1994, NEW YORK, NY, USA,IEEE, US, 30 May 1994 (1994-05-30), pages 453 - 456, XP010143423, ISBN: 0-7803-1915-X *
See also references of WO0079706A1 *

Also Published As

Publication number Publication date
WO2000079706A1 (fr) 2000-12-28
AU5753800A (en) 2001-01-09
EP1195019A1 (fr) 2002-04-10

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