CA1021061A - Pulse density modulation to pcm translation - Google Patents

Pulse density modulation to pcm translation

Info

Publication number
CA1021061A
CA1021061A CA207,573A CA207573A CA1021061A CA 1021061 A CA1021061 A CA 1021061A CA 207573 A CA207573 A CA 207573A CA 1021061 A CA1021061 A CA 1021061A
Authority
CA
Canada
Prior art keywords
pcm
translation
pulse density
density modulation
modulation
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
Application number
CA207,573A
Other languages
English (en)
Other versions
CA207573S (en
Inventor
Michael J. Gingell
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.)
ITT Canada Ltd
Original Assignee
ITT Canada Ltd
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 ITT Canada Ltd filed Critical ITT Canada Ltd
Application granted granted Critical
Publication of CA1021061A publication Critical patent/CA1021061A/en
Expired 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
    • H03M3/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA207,573A 1973-08-23 1974-08-22 Pulse density modulation to pcm translation Expired CA1021061A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3993573A GB1436878A (en) 1973-08-23 1973-08-23 Pulse density modulation to pcm modulation translation

Publications (1)

Publication Number Publication Date
CA1021061A true CA1021061A (en) 1977-11-15

Family

ID=10412302

Family Applications (1)

Application Number Title Priority Date Filing Date
CA207,573A Expired CA1021061A (en) 1973-08-23 1974-08-22 Pulse density modulation to pcm translation

Country Status (14)

Country Link
US (1) US3928823A (de)
JP (2) JPS5076967A (de)
AR (1) AR202942A1 (de)
BE (1) BE819109A (de)
BR (1) BR7406835D0 (de)
CA (1) CA1021061A (de)
CH (1) CH573684A5 (de)
DE (1) DE2439712C2 (de)
ES (1) ES429445A1 (de)
FR (1) FR2241926B1 (de)
GB (1) GB1436878A (de)
IT (1) IT1017791B (de)
NL (1) NL7411188A (de)
SE (1) SE7410446L (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1512612A (en) * 1976-04-01 1978-06-01 Standard Telephones Cables Ltd Analogue to digital conversion
US4638480A (en) * 1979-04-24 1987-01-20 Standard Telephones & Cables Public Limited Company Distributed digital signal multiplexing
US4580129A (en) * 1983-11-14 1986-04-01 Northern Telecom Limited Variable word length decoder
GB2158980B (en) * 1984-03-23 1989-01-05 Ricoh Kk Extraction of phonemic information
JPH0435111A (ja) * 1990-05-25 1992-02-05 Sony Corp サンプリングレートコンバータ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852745A (en) * 1953-11-05 1958-09-16 Bell Telephone Labor Inc Conversion of two-valued codes
US2876418A (en) * 1957-05-09 1959-03-03 Bell Telephone Labor Inc Encoder for pulse code modulation
DE1257200B (de) * 1965-11-10 1967-12-28 Standard Elektrik Lorenz Ag Anordnung zum Erkennen einer Folge von n gleichen Zeichen, insbesondere in einer PCM-Impulsfolge
US3639848A (en) * 1970-02-20 1972-02-01 Electronic Communications Transverse digital filter
US3636454A (en) * 1970-07-28 1972-01-18 Bell Telephone Labor Inc Digital circuit discriminator for frequency-shift data signals
US3728678A (en) * 1971-09-03 1973-04-17 Bell Telephone Labor Inc Error-correcting systems utilizing rate {178 {11 diffuse codes

Also Published As

Publication number Publication date
AR202942A1 (es) 1975-07-31
US3928823A (en) 1975-12-23
NL7411188A (nl) 1975-02-25
BE819109A (nl) 1975-02-24
DE2439712C2 (de) 1986-03-13
SE7410446L (de) 1975-02-24
GB1436878A (en) 1976-05-26
JPS5598042U (de) 1980-07-08
IT1017791B (it) 1977-08-10
DE2439712A1 (de) 1975-03-06
JPS5076967A (de) 1975-06-24
CH573684A5 (de) 1976-03-15
FR2241926A1 (de) 1975-03-21
FR2241926B1 (de) 1978-02-17
BR7406835D0 (pt) 1975-09-09
ES429445A1 (es) 1976-09-01

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