SE426200B - Omvandlare for omvandling av en delta-sigmamodulerad signal till en pulskodmodulerad signal - Google Patents

Omvandlare for omvandling av en delta-sigmamodulerad signal till en pulskodmodulerad signal

Info

Publication number
SE426200B
SE426200B SE7801301A SE7801301A SE426200B SE 426200 B SE426200 B SE 426200B SE 7801301 A SE7801301 A SE 7801301A SE 7801301 A SE7801301 A SE 7801301A SE 426200 B SE426200 B SE 426200B
Authority
SE
Sweden
Prior art keywords
counter
bit
output
modulated signal
delta
Prior art date
Application number
SE7801301A
Other languages
English (en)
Swedish (sv)
Other versions
SE7801301L (sv
Inventor
J D Everard
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Publication of SE7801301L publication Critical patent/SE7801301L/xx
Publication of SE426200B publication Critical patent/SE426200B/sv

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
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
    • H03M3/502—Details of the final digital/analogue conversion following the digital delta-sigma modulation
SE7801301A 1977-02-07 1978-02-03 Omvandlare for omvandling av en delta-sigmamodulerad signal till en pulskodmodulerad signal SE426200B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5014/77A GB1588219A (en) 1977-02-07 1977-02-07 Conversion of analogue signals to digital signals

Publications (2)

Publication Number Publication Date
SE7801301L SE7801301L (sv) 1978-08-08
SE426200B true SE426200B (sv) 1982-12-13

Family

ID=9788126

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7801301A SE426200B (sv) 1977-02-07 1978-02-03 Omvandlare for omvandling av en delta-sigmamodulerad signal till en pulskodmodulerad signal

Country Status (8)

Country Link
US (1) US4243977A (de)
JP (1) JPS53121451A (de)
CA (1) CA1132264A (de)
DE (1) DE2804915A1 (de)
FR (1) FR2379943A1 (de)
GB (1) GB1588219A (de)
NL (1) NL186837C (de)
SE (1) SE426200B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA786110B (en) * 1977-11-07 1979-10-31 Post Office Improvements in or relating to the switching of digital signals
WO1981003728A1 (en) * 1980-06-18 1981-12-24 Advanced Micro Devices Inc Subscriber line audio processing circuit apparatus
JPH0430832Y2 (de) * 1986-12-19 1992-07-24
US4884037A (en) * 1987-07-28 1989-11-28 Yamaha Corporation FM demodulation circuit
JPH07105724B2 (ja) * 1989-07-14 1995-11-13 ヤマハ株式会社 ディジタル・アナログ変換回路
GB9711374D0 (en) * 1997-06-02 1997-07-30 H Vin Mats E Signal processing
JP2003059182A (ja) * 2001-08-10 2003-02-28 Teac Corp １ビット形式ディジタル信号の記録方法及び記録装置及び付加装置
US6606044B2 (en) 2002-01-02 2003-08-12 Motorola, Inc. Method and apparatus for generating a pulse width modulated signal
US6982662B2 (en) * 2003-03-06 2006-01-03 Texas Instruments Incorporated Method and apparatus for efficient conversion of signals using look-up table

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716849A (en) * 1970-06-08 1973-02-13 Solarton Electronic Integrating measurements with noise reduction
US3707712A (en) * 1970-06-10 1972-12-26 Univ Sherbrooke Converter from delta modulation to pulse code modulation
JPS513468B1 (de) * 1970-10-28 1976-02-03
US3820111A (en) * 1972-11-13 1974-06-25 Bell Telephone Labor Inc Analog-to-digital converter
US3815124A (en) * 1973-01-16 1974-06-04 Westinghouse Electric Corp Analog to digital converter
NL7400764A (nl) * 1974-01-21 1975-07-23 Philips Nv Digitale inrichting voor het omzetten van ge- comprimeerde delta gemoduleerde signalen in pcm-signalen.
US4035724A (en) * 1974-05-08 1977-07-12 Universite De Sherbrooke Digital converter from continuous variable slope delta modulation to pulse code modulation
CA1068822A (en) * 1974-06-24 1979-12-25 Ching-Long Song Digital to analog converter for a communication system
US3949299A (en) * 1974-11-05 1976-04-06 North Electric Company Signal coding for telephone communication system
US3971891A (en) * 1975-03-14 1976-07-27 Martin Marietta Corporation Adaptable time division switch
US4032914A (en) * 1976-04-23 1977-06-28 Bell Telephone Laboratories, Incorporated Analog to digital converter with noise suppression

Also Published As

Publication number Publication date
FR2379943A1 (fr) 1978-09-01
NL7801175A (nl) 1978-08-09
US4243977A (en) 1981-01-06
CA1132264A (en) 1982-09-21
NL186837B (nl) 1990-10-01
DE2804915C2 (de) 1989-06-01
JPS53121451A (en) 1978-10-23
FR2379943B1 (de) 1983-07-01
NL186837C (nl) 1991-03-01
SE7801301L (sv) 1978-08-08
GB1588219A (en) 1981-04-15
DE2804915A1 (de) 1978-08-17
JPS6222289B2 (de) 1987-05-18

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