Nothing Special   »   [go: up one dir, main page]

HK1002340A1 - A frequency translating coherent analog to digital conversion system for modulated signals - Google Patents

A frequency translating coherent analog to digital conversion system for modulated signals

Info

Publication number
HK1002340A1
HK1002340A1 HK98101331A HK98101331A HK1002340A1 HK 1002340 A1 HK1002340 A1 HK 1002340A1 HK 98101331 A HK98101331 A HK 98101331A HK 98101331 A HK98101331 A HK 98101331A HK 1002340 A1 HK1002340 A1 HK 1002340A1
Authority
HK
Hong Kong
Prior art keywords
digital conversion
conversion system
modulated signals
frequency translating
coherent analog
Prior art date
Application number
HK98101331A
Other languages
English (en)
Inventor
Dion D Messer
Sangil Park
Charles D Thompson
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of HK1002340A1 publication Critical patent/HK1002340A1/xx

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
    • H03M3/324—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • 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
    • H03M3/368—Continuously compensating for, or preventing, undesired influence of physical parameters of noise other than the quantisation noise already being shaped inherently by delta-sigma modulators
    • H03M3/37—Compensation or reduction of delay or phase error
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Circuits Of Receivers In General (AREA)
  • Radio Relay Systems (AREA)
HK98101331A 1991-06-21 1998-02-20 A frequency translating coherent analog to digital conversion system for modulated signals HK1002340A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/718,891 US5113189A (en) 1991-06-21 1991-06-21 Frequency translating coherent analog to digital conversion system for modulated signals

Publications (1)

Publication Number Publication Date
HK1002340A1 true HK1002340A1 (en) 1998-08-14

Family

ID=24887975

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98101331A HK1002340A1 (en) 1991-06-21 1998-02-20 A frequency translating coherent analog to digital conversion system for modulated signals

Country Status (6)

Country Link
US (1) US5113189A (xx)
EP (1) EP0525969B1 (xx)
JP (1) JP2976706B2 (xx)
KR (1) KR100218075B1 (xx)
DE (1) DE69221971T2 (xx)
HK (1) HK1002340A1 (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5387913A (en) * 1993-11-09 1995-02-07 Motorola, Inc. Receiver with digital tuning and method therefor
US5457456A (en) * 1993-12-16 1995-10-10 At&T Ipm Corp. Data converter with programmable decimation or interpolation factor
US5680133A (en) * 1995-12-14 1997-10-21 Sony Corporation Analog-to-digital converter
US6121910A (en) * 1998-07-17 2000-09-19 The Trustees Of Columbia University In The City Of New York Frequency translating sigma-delta modulator
IT1316852B1 (it) * 2000-03-24 2003-05-12 M B Internat S R L Procedimento per convertire un segnale reale in un segnale complessointrinsecamente in quadratura
DE10024267A1 (de) * 2000-05-17 2001-11-29 Bosch Gmbh Robert Rundfunkempfänger für den Empfang von digitalen Rundfunksignalen und Verfahren zum Empfang von digitalen Rundfunksignalen
US6580383B1 (en) * 2000-11-01 2003-06-17 Telasic Communications, Inc. High resolution ADC based on an oversampled subranging ADC
US7971225B2 (en) * 2002-02-08 2011-06-28 Finisar Corporation Bandpass component decimation and transmission of data in cable television digital return path
US7725036B2 (en) * 2002-02-12 2010-05-25 Finisar Corporation Efficient transmission of digital return path data in cable television return path
US8156535B2 (en) * 2002-02-12 2012-04-10 Finsar Corporation Data rate compression device for cable television return path using bandpass puncturing
US7751718B2 (en) * 2002-02-12 2010-07-06 Finisar Corporation Efficient transmission of digital return path data in cable television return path
EP1526669A4 (en) * 2003-06-16 2012-03-21 Panasonic Corp DIGITAL SIGNAL RECEIVER
US8032916B2 (en) * 2004-05-12 2011-10-04 Finisar Corporation Single master clock control of Ethernet data transfer over both a cable TV return path and an Ethernet forward path
US7765576B2 (en) * 2004-05-12 2010-07-27 Finsiar Corporation Changing communication mode in a CATV pathway using mute commands
US7084799B1 (en) * 2005-05-09 2006-08-01 Sls International, Inc. Sigma-delta modulated amplifier
US7199739B2 (en) * 2005-06-15 2007-04-03 Sigmatel, Inc. Programmable sample rate analog to digital converter and method for use therewith
US8130871B2 (en) * 2006-01-09 2012-03-06 Sigmatel, Inc. Integrated circuit having radio receiver and methods for use therewith
CN102820899B (zh) * 2012-07-19 2014-12-17 昆腾微电子股份有限公司 集成无线电广播接收机
MX356850B (es) * 2013-09-20 2018-06-15 Proteus Digital Health Inc Métodos, dispositivos y sistemas para recibir y decodificar una señal en presencia de ruido usando segmentos y deformaciones.
RU2665245C1 (ru) * 2017-11-02 2018-08-28 Федеральное государственное бюджетное образовательное учреждение высшего образования "Российский университет транспорта (МИИТ)" РУТ (МИИТ) Аналогово-цифровой преобразователь сигналов

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706944A (en) * 1970-12-02 1972-12-19 Bell Telephone Labor Inc Discrete adaptive delta modulator
JPS62140518A (ja) * 1985-12-13 1987-06-24 Advantest Corp Ａｄ変換装置
DE3803872A1 (de) * 1988-02-09 1989-08-17 Messerschmitt Boelkow Blohm Einrichtung zur inertialen geschwindigkeits- oder beschleunigungsmessung und schaltungsanordnung zur signalaufbereitung und -verarbeitung hierfuer
JP2647136B2 (ja) * 1988-05-13 1997-08-27 株式会社東芝 アナログ−デジタル変換回路
JPH034621A (ja) * 1989-06-01 1991-01-10 Gifu Univ サンプリング方法およびその装置
JPH03263924A (ja) * 1990-03-14 1991-11-25 Gifu Univ 周期的信号のデジタル測定方法および装置

Also Published As

Publication number Publication date
EP0525969A3 (en) 1993-08-25
EP0525969A2 (en) 1993-02-03
EP0525969B1 (en) 1997-09-03
JP2976706B2 (ja) 1999-11-10
KR930001596A (ko) 1993-01-16
DE69221971T2 (de) 1998-03-12
JPH05218877A (ja) 1993-08-27
KR100218075B1 (ko) 1999-09-01
DE69221971D1 (de) 1997-10-09
US5113189A (en) 1992-05-12

Similar Documents

Publication Publication Date Title
EP0525969A3 (en) A frequency translating coherent analog to digital conversion system for modulated signals
AU1622295A (en) Analog to digital converter
AU1301088A (en) Analogue to digital converter
GB2250148B (en) Conversion between analog and digital signals
EP0541110A3 (en) Analog to digital converter
EP0492434A3 (en) A method for converting a digital signal to an analog signal in a digital-to-analog convertor
AU4634589A (en) Digital to amplitude modulated analog converter
GB9007465D0 (en) Analogue to digital converter
EP0241733A3 (en) A fast high resolution analog to digital converter
AU3931895A (en) Signal processor employing high resolution analogue to digital conversion technique
EP0452031A3 (en) Signal generation using digital-to-analogue conversion
GR870451B (en) Apparatus for converting an analogue balanced signal to a digital signal
GB2235599B (en) Analogue to digital conversion systems
GB8607553D0 (en) Digital analogue signal conversion
GB9219099D0 (en) Digital to analogue conversion devices
EP0452805A3 (en) A/d conversion circuit for digitizing analog television signals
GB2242583B (en) Dual reference tracking resolver to digital converter
GB2223137B (en) Analogue to digital converters
EP0602718A3 (en) Analog to digital converter for converting a multitude of analog input signals to digital output signals using a single sigma-delta modulator.
IL52979A (en) System for converting analog signals to multiplexed digital data
GB9407922D0 (en) Fast settling pulse width modulated digital to analogue conversion
GB9226608D0 (en) Analogue to digital converters
GB2249909B (en) Format conversion of digital video signals
GB2249904B (en) Format conversion of digital video signals
GB2249907B (en) Format conversion of digital video signals

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)