DE69213358T2 - Sigma-delta Analog-Digitalwandler mit verbesserter Stabilität. - Google Patents

Sigma-delta Analog-Digitalwandler mit verbesserter Stabilität.

Info

Publication number
DE69213358T2
DE69213358T2 DE69213358T DE69213358T DE69213358T2 DE 69213358 T2 DE69213358 T2 DE 69213358T2 DE 69213358 T DE69213358 T DE 69213358T DE 69213358 T DE69213358 T DE 69213358T DE 69213358 T2 DE69213358 T2 DE 69213358T2
Authority
DE
Germany
Prior art keywords
sigma
digital converter
improved stability
delta analog
delta
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 - Fee Related
Application number
DE69213358T
Other languages
English (en)
Other versions
DE69213358D1 (de
Inventor
Andrew Mark Thurston
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.)
Selex Elsag Ltd
Original Assignee
GEC Marconi Ltd
Marconi Co 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.)
Filing date
Publication date
Application filed by GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Application granted granted Critical
Publication of DE69213358D1 publication Critical patent/DE69213358D1/de
Publication of DE69213358T2 publication Critical patent/DE69213358T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M3/358—Continuously compensating for, or preventing, undesired influence of physical parameters of non-linear distortion, e.g. instability
    • 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
    • H03M3/402—Arrangements specific to bandpass modulators
    • H03M3/404—Arrangements specific to bandpass modulators characterised by the type of bandpass filters used
    • H03M3/408—Arrangements specific to bandpass modulators characterised by the type of bandpass filters used by the use of an LC circuit
    • 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
    • H03M3/438—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 higher order loop filter in the feedforward path
    • H03M3/454—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 higher order loop filter in the feedforward path with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage
DE69213358T 1991-06-01 1992-05-22 Sigma-delta Analog-Digitalwandler mit verbesserter Stabilität. Expired - Fee Related DE69213358T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919111821A GB9111821D0 (en) 1991-06-01 1991-06-01 Analogue-to-digital converters

Publications (2)

Publication Number Publication Date
DE69213358D1 DE69213358D1 (de) 1996-10-10
DE69213358T2 true DE69213358T2 (de) 1997-01-16

Family

ID=10695943

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69213358T Expired - Fee Related DE69213358T2 (de) 1991-06-01 1992-05-22 Sigma-delta Analog-Digitalwandler mit verbesserter Stabilität.

Country Status (6)

Country Link
US (1) US5392039A (de)
EP (1) EP0520617B1 (de)
AU (1) AU658883B2 (de)
CA (1) CA2069808A1 (de)
DE (1) DE69213358T2 (de)
GB (1) GB9111821D0 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9207626D0 (en) * 1992-04-08 1992-05-27 Marconi Gec Ltd Data converters
GB2281828B (en) * 1993-09-14 1997-08-06 Marconi Gec Ltd Analogue-to-digital converters and digital modulators
US8019400B2 (en) * 1994-10-07 2011-09-13 Masimo Corporation Signal processing apparatus
US5754131A (en) * 1996-07-01 1998-05-19 General Electric Company Low power delta sigma converter
US5917440A (en) * 1996-12-31 1999-06-29 Lucent Technologies Inc. Implementing transmission zeroes in narrowband sigma-delta A/D converters
US6217190B1 (en) 1997-10-02 2001-04-17 The Whitaker Corporation Lighting assembly for multiple fluorescent lamps
US6232900B1 (en) * 1998-02-10 2001-05-15 Lucent Technologies, Inc. Second order digital filter requiring only one sigma delta modulator
US6794920B1 (en) * 2000-05-11 2004-09-21 Maxtor Corporation Sampled analog DC offset correction for data bus structures
US6396316B1 (en) * 2000-09-21 2002-05-28 Sun Microsystems, Inc. Clock buffer with LC circuit for jitter reduction
US6456215B1 (en) 2000-11-29 2002-09-24 Raytheon Company Method and system for quantizing an input signal
US6614373B1 (en) 2000-11-29 2003-09-02 Raytheon Company Method and system for sampling a signal using analog-to-digital converters
US6441767B1 (en) * 2000-11-29 2002-08-27 Raytheon Company Method and system for adjusting a threshold control in an analog-to-digital converter
US6768435B2 (en) * 2001-11-13 2004-07-27 National University Of Singapore Bandpass sigma-delta modulator
GB2382282B (en) * 2001-11-19 2003-11-12 Lucent Technologies Inc A digital demodulator a telecommunications receiver and a method of digital demodulation
US7224757B2 (en) * 2002-03-13 2007-05-29 Hrl Laboratories, Llc Method and apparatus for improving the performance of delta-sigma modulators
GB0303028D0 (en) * 2003-02-11 2003-03-12 Rodborough Radio Technology High frequency bandpass analogue to digital converters
US6784820B1 (en) * 2003-04-09 2004-08-31 Raytheon Company High resolution, high dynamic range analog-to-digital converter system and related techniques
US7057541B1 (en) * 2004-11-29 2006-06-06 Hrl Laboratories, Llc Delta-sigma modulator using LC resonators
US7394311B2 (en) * 2005-02-18 2008-07-01 Samsung Electronics Co., Ltd. Apparatus and method for reduced sample rate class S RF power amplifier
JP4924370B2 (ja) * 2007-01-26 2012-04-25 パナソニック株式会社 Σδ型ａｄ変換器およびそれを用いた角速度センサ
KR20140011135A (ko) * 2012-07-17 2014-01-28 한국전자통신연구원 오프셋 전압 보정 장치 및 방법과 이를 포함한 연속 시간 델타 시그마 변조 장치
US9762259B1 (en) * 2017-01-09 2017-09-12 Texas Instruments Incorporated Sigma-delta analog-to-digital converter with auto tunable loop filter
JP6781670B2 (ja) * 2017-06-16 2020-11-04 日本電信電話株式会社 増幅器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4571560A (en) * 1985-05-21 1986-02-18 Zenith Electronics Corporation Switched bandpass filter
US4857928A (en) * 1988-01-28 1989-08-15 Motorola, Inc. Method and arrangement for a sigma delta converter for bandpass signals
GB2232022A (en) * 1989-05-26 1990-11-28 Marconi Gec Ltd Analogue-to-digital converter
EP0399738A3 (de) * 1989-05-26 1991-05-08 Gec-Marconi Limited Analog-/Digitalwandler

Also Published As

Publication number Publication date
US5392039A (en) 1995-02-21
DE69213358D1 (de) 1996-10-10
CA2069808A1 (en) 1992-12-02
EP0520617A3 (en) 1993-08-18
AU1728892A (en) 1992-12-10
GB9111821D0 (en) 1991-07-24
EP0520617A2 (de) 1992-12-30
EP0520617B1 (de) 1996-09-04
AU658883B2 (en) 1995-05-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MARCONI MOBILE LDT., COVENTRY, GB

8339 Ceased/non-payment of the annual fee