NL186837C - Omzetter voor het omzetten van een delta-sigmagemoduleerd signaal in een pulscodegemoduleerd signaal. - Google Patents

Omzetter voor het omzetten van een delta-sigmagemoduleerd signaal in een pulscodegemoduleerd signaal.

Info

Publication number
NL186837C
NL186837C NLAANVRAGE7801175,A NL7801175A NL186837C NL 186837 C NL186837 C NL 186837C NL 7801175 A NL7801175 A NL 7801175A NL 186837 C NL186837 C NL 186837C
Authority
NL
Netherlands
Prior art keywords
modulated signal
pulse code
converter
converting
delta
Prior art date
Application number
NLAANVRAGE7801175,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7801175A (nl
NL186837B (nl
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 NL7801175A publication Critical patent/NL7801175A/xx
Publication of NL186837B publication Critical patent/NL186837B/xx
Application granted granted Critical
Publication of NL186837C publication Critical patent/NL186837C/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
    • H03M3/50—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
NLAANVRAGE7801175,A 1977-02-07 1978-02-02 Omzetter voor het omzetten van een delta-sigmagemoduleerd signaal in een pulscodegemoduleerd signaal. NL186837C (nl)

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 (3)

Publication Number Publication Date
NL7801175A NL7801175A (nl) 1978-08-09
NL186837B NL186837B (nl) 1990-10-01
NL186837C true NL186837C (nl) 1991-03-01

Family

ID=9788126

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7801175,A NL186837C (nl) 1977-02-07 1978-02-02 Omzetter voor het omzetten van een delta-sigmagemoduleerd signaal in een pulscodegemoduleerd signaal.

Country Status (8)

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

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 (xx) * 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 (xx) * 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
SE426200B (sv) 1982-12-13
NL7801175A (nl) 1978-08-09
US4243977A (en) 1981-01-06
CA1132264A (en) 1982-09-21
NL186837B (nl) 1990-10-01
DE2804915C2 (xx) 1989-06-01
JPS53121451A (en) 1978-10-23
FR2379943B1 (xx) 1983-07-01
SE7801301L (sv) 1978-08-08
GB1588219A (en) 1981-04-15
DE2804915A1 (de) 1978-08-17
JPS6222289B2 (xx) 1987-05-18

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
SNR Assignments of patents or rights arising from examined patent applications

Owner name: BRITISH TELECOMMUNICATIONS PLC

SNR Assignments of patents or rights arising from examined patent applications

Owner name: BRITISH TELECOMMUNICATIONS PLC

V1 Lapsed because of non-payment of the annual fee

Effective date: 19950901