DE69530737D1 - AD-Wandler mit Sigma Delta Modulation - Google Patents

AD-Wandler mit Sigma Delta Modulation

Info

Publication number
DE69530737D1
DE69530737D1 DE69530737T DE69530737T DE69530737D1 DE 69530737 D1 DE69530737 D1 DE 69530737D1 DE 69530737 T DE69530737 T DE 69530737T DE 69530737 T DE69530737 T DE 69530737T DE 69530737 D1 DE69530737 D1 DE 69530737D1
Authority
DE
Germany
Prior art keywords
converter
sigma delta
delta modulation
modulation
sigma
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
DE69530737T
Other languages
English (en)
Other versions
DE69530737T2 (de
Inventor
Masao Noro
Yusuke Yamamoto
Toshio Maejima
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.)
Yamaha Corp
Original Assignee
Yamaha 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
Priority claimed from JP6261927A external-priority patent/JP3047368B2/ja
Priority claimed from JP6284140A external-priority patent/JP2979982B2/ja
Application filed by Yamaha Corp filed Critical Yamaha Corp
Publication of DE69530737D1 publication Critical patent/DE69530737D1/de
Application granted granted Critical
Publication of DE69530737T2 publication Critical patent/DE69530737T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03M3/39—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
    • H03M3/44—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 provisions for rendering the modulator inherently stable
    • H03M3/442—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 provisions for rendering the modulator inherently stable by restricting the swing within the loop, e.g. gain scaling
    • H03M3/444—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 provisions for rendering the modulator inherently stable by restricting the swing within the loop, e.g. gain scaling using non-linear elements, e.g. limiters
    • 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
DE69530737T 1994-09-30 1995-09-29 AD-Wandler mit Sigma Delta Modulation Expired - Lifetime DE69530737T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP6261927A JP3047368B2 (ja) 1994-09-30 1994-09-30 Ａ／ｄコンバータ回路
JP26192794 1994-09-30
JP6284140A JP2979982B2 (ja) 1994-10-25 1994-10-25 Ｃｍｏｓ差動増幅回路及びこれを用いたδς変調器
JP28414094 1994-10-25

Publications (2)

Publication Number Publication Date
DE69530737D1 true DE69530737D1 (de) 2003-06-18
DE69530737T2 DE69530737T2 (de) 2004-04-08

Family

ID=26545302

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69530737T Expired - Lifetime DE69530737T2 (de) 1994-09-30 1995-09-29 AD-Wandler mit Sigma Delta Modulation

Country Status (4)

Country Link
US (2) US5757299A (de)
EP (1) EP0704980B1 (de)
DE (1) DE69530737T2 (de)
TW (1) TW277185B (de)

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US7039372B1 (en) * 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6560301B1 (en) * 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US7236754B2 (en) * 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6542722B1 (en) * 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US7209725B1 (en) 1999-01-22 2007-04-24 Parkervision, Inc Analog zero if FM decoder and embodiments thereof, such as the family radio service
US6873836B1 (en) * 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US6853690B1 (en) * 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6879817B1 (en) * 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6204787B1 (en) 1999-03-31 2001-03-20 Cirrus Logic, Inc. Circuits and methods for gain ranging in an analog modulator and systems using the same
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
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US6408031B1 (en) * 1999-10-27 2002-06-18 Agere Systems Guardian Corp. Single bit Sigma Delta filter with input gain
US7082171B1 (en) * 1999-11-24 2006-07-25 Parkervision, Inc. Phase shifting applications of universal frequency translation
US6963734B2 (en) * 1999-12-22 2005-11-08 Parkervision, Inc. Differential frequency down-conversion using techniques of universal frequency translation technology
US6518903B1 (en) * 2000-01-06 2003-02-11 International Business Machines Corporation Analog-to-digital converter
US6424280B2 (en) * 2000-01-21 2002-07-23 Texas Instruments Incorporated Signal clipping circuit for switched capacitor sigma delta analog to digital converters
US7292835B2 (en) * 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
US6392581B1 (en) * 2000-03-17 2002-05-21 Hughes Electronics Corp. Tuning circuit for an analog-to-digital converter
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US6437718B1 (en) * 2000-06-28 2002-08-20 Trw Inc. Continuous time delta-sigma modulator
JP2002064383A (ja) * 2000-08-18 2002-02-28 Yamaha Corp Δς変調器
US6538588B1 (en) * 2000-09-18 2003-03-25 Qualcomm, Incorporated Multi-sampling Σ-Δ analog-to-digital converter
US6369728B1 (en) 2000-09-20 2002-04-09 Waytech Investment Co. Ltd. Method and system for real-time processing of the recorded PCM data to get the desired full-scale range of values
US7010559B2 (en) * 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US7454453B2 (en) * 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US6768443B2 (en) 2000-11-30 2004-07-27 John Willis Switch capacitor circuit and applications thereof
US6509852B1 (en) 2001-08-03 2003-01-21 Texas Instruments Incorporated Apparatus and method for gain calibration technique for analog-to-digital converter
US7085335B2 (en) * 2001-11-09 2006-08-01 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7072427B2 (en) * 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US6639526B1 (en) * 2002-03-21 2003-10-28 Linear Technology Corporation Circuits and methods for a variable oversample ratio delta-sigma analog-to-digital converter
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US6903594B2 (en) * 2002-08-13 2005-06-07 Idaho Research Foundation, Inc. Capacitor-free leaky integrator
US7110734B2 (en) * 2002-09-05 2006-09-19 Maxim Integrated Products Inc. DC offset cancellation in a zero if receiver
US7212874B2 (en) * 2003-03-26 2007-05-01 Cirrus Logic, Inc. Noise-shapers and filters with noise shaping quantizers and systems and methods using the same
KR101002467B1 (ko) * 2007-10-03 2010-12-17 야마하 가부시키가이샤 증폭기
US7782237B2 (en) * 2008-06-13 2010-08-24 The Board Of Trustees Of The Leland Stanford Junior University Semiconductor sensor circuit arrangement
US10103744B1 (en) * 2017-04-12 2018-10-16 Analog Devices Global Power scaling a continuous-time delta sigma modulator
US11935961B2 (en) 2018-10-18 2024-03-19 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device, semiconductor wafer, and electronic device
US11107453B2 (en) 2019-05-09 2021-08-31 Dialog Semiconductor B.V. Anti-noise signal generator
US10972123B1 (en) 2019-05-09 2021-04-06 Dialog Semiconductor B.V. Signal processing structure
US11329634B1 (en) 2019-05-09 2022-05-10 Dialog Semiconductor B.V. Digital filter structure
US10848174B1 (en) * 2019-05-09 2020-11-24 Dialog Semiconductor B.V. Digital filter
US11706062B1 (en) 2021-11-24 2023-07-18 Dialog Semiconductor B.V. Digital filter

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Also Published As

Publication number Publication date
US6018262A (en) 2000-01-25
TW277185B (de) 1996-06-01
EP0704980A3 (de) 1996-06-12
DE69530737T2 (de) 2004-04-08
EP0704980B1 (de) 2003-05-14
US5757299A (en) 1998-05-26
EP0704980A2 (de) 1996-04-03

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