NO992777L - Fremgangsmåte og anordning for signalprosessering - Google Patents

Fremgangsmåte og anordning for signalprosessering

Info

Publication number
NO992777L
NO992777L NO992777A NO992777A NO992777L NO 992777 L NO992777 L NO 992777L NO 992777 A NO992777 A NO 992777A NO 992777 A NO992777 A NO 992777A NO 992777 L NO992777 L NO 992777L
Authority
NO
Norway
Prior art keywords
signal processing
signal
processing
Prior art date
Application number
NO992777A
Other languages
English (en)
Other versions
NO992777D0 (no
Inventor
Lauri Lipasti
Arhippa Kovanen
Original Assignee
Atmel 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 Atmel Corp filed Critical Atmel Corp
Publication of NO992777D0 publication Critical patent/NO992777D0/no
Publication of NO992777L publication Critical patent/NO992777L/no

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
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • 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
    • H03M7/3028—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 single bit one
    • 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
    • H03M7/3033—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 the modulator having a higher order loop filter in the feedforward path, e.g. with distributed feedforward inputs
    • H03M7/304—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 the modulator having a higher order loop filter in the feedforward path, e.g. with distributed feedforward inputs with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage
NO992777A 1997-10-09 1999-06-08 Fremgangsmåte og anordning for signalprosessering NO992777L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI973919A FI103745B1 (fi) 1997-10-09 1997-10-09 Signaalinkäsittelymenetelmä ja -laite
PCT/US1998/017743 WO1999020004A1 (en) 1997-10-09 1998-08-26 Signal processing method and device

Publications (2)

Publication Number Publication Date
NO992777D0 NO992777D0 (no) 1999-06-08
NO992777L true NO992777L (no) 1999-07-28

Family

ID=8549695

Family Applications (1)

Application Number Title Priority Date Filing Date
NO992777A NO992777L (no) 1997-10-09 1999-06-08 Fremgangsmåte og anordning for signalprosessering

Country Status (11)

Country Link
EP (1) EP1021876A4 (no)
JP (1) JP2002510455A (no)
KR (1) KR20010012348A (no)
CN (1) CN1112777C (no)
CA (1) CA2274637A1 (no)
FI (1) FI103745B1 (no)
HK (1) HK1025695A1 (no)
MY (1) MY133001A (no)
NO (1) NO992777L (no)
TW (1) TW408531B (no)
WO (1) WO1999020004A1 (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1195353C (zh) * 2001-12-03 2005-03-30 方虎堂 脉冲面积调制数字功率处理方法及装置
US6606044B2 (en) * 2002-01-02 2003-08-12 Motorola, Inc. Method and apparatus for generating a pulse width modulated signal
KR101853818B1 (ko) 2011-07-29 2018-06-15 삼성전자주식회사 오디오 신호 처리 방법 및 그에 따른 오디오 신호 처리 장치
EP2927805A1 (en) * 2014-03-31 2015-10-07 Nxp B.V. Control system
TWI559202B (zh) * 2014-10-01 2016-11-21 義隆電子股份有限公司 電容式觸控裝置及其刺激訊號產生電路與方法
CN110310635B (zh) * 2019-06-24 2022-03-22 Oppo广东移动通信有限公司 语音处理电路及电子设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01204528A (ja) * 1988-02-10 1989-08-17 Fujitsu Ltd Ａ／ｄ変換器
EP0513241B1 (en) * 1990-01-31 1995-01-25 Analog Devices, Inc. Sigma delta modulator
US5245344A (en) * 1991-01-15 1993-09-14 Crystal Semiconductor High order switched-capacitor filter with dac input
US5625358A (en) * 1993-09-13 1997-04-29 Analog Devices, Inc. Digital phase-locked loop utilizing a high order sigma-delta modulator
US5442353A (en) * 1993-10-25 1995-08-15 Motorola, Inc. Bandpass sigma-delta analog-to-digital converter (ADC), method therefor, and receiver using same
US5748126A (en) * 1996-03-08 1998-05-05 S3 Incorporated Sigma-delta digital-to-analog conversion system and process through reconstruction and resampling
JPH09266447A (ja) * 1996-03-28 1997-10-07 Sony Corp 語長変換装置及びデータ処理装置

Also Published As

Publication number Publication date
WO1999020004A1 (en) 1999-04-22
HK1025695A1 (en) 2000-11-17
NO992777D0 (no) 1999-06-08
CN1112777C (zh) 2003-06-25
JP2002510455A (ja) 2002-04-02
FI103745B (fi) 1999-08-31
TW408531B (en) 2000-10-11
EP1021876A1 (en) 2000-07-26
MY133001A (en) 2007-10-31
FI973919A0 (fi) 1997-10-09
CA2274637A1 (en) 1999-04-22
FI103745B1 (fi) 1999-08-31
EP1021876A4 (en) 2003-05-02
KR20010012348A (ko) 2001-02-15
CN1256037A (zh) 2000-06-07
FI973919A (fi) 1999-04-10

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application