FR89055E - Transmission des valeurs numériques en code digital - Google Patents

Transmission des valeurs numériques en code digital

Info

Publication number
FR89055E
FR89055E FR38609A FR38609A FR89055E FR 89055 E FR89055 E FR 89055E FR 38609 A FR38609 A FR 38609A FR 38609 A FR38609 A FR 38609A FR 89055 E FR89055 E FR 89055E
Authority
FR
France
Prior art keywords
digital
transmission
values
code
digital code
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
FR38609A
Other languages
English (en)
Inventor
Frederick Henry Rees
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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
Priority claimed from GB3250/63A external-priority patent/GB1039341A/en
Priority claimed from GB15070/63A external-priority patent/GB1039342A/en
Priority claimed from GB37714/63A external-priority patent/GB1037201A/en
Priority claimed from GB46535/64A external-priority patent/GB1100726A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR89055E publication Critical patent/FR89055E/fr
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
    • H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
    • H03M3/042—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM] with adaptable step size, e.g. adaptive differential pulse code modulation [ADPCM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR38609A 1963-01-25 1965-11-16 Transmission des valeurs numériques en code digital Expired FR89055E (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB3250/63A GB1039341A (en) 1963-01-25 1963-01-25 Improvements in or relating to coding equipment
GB15070/63A GB1039342A (en) 1963-04-17 1963-04-17 Improvements in or relating to decoding equipment
GB37714/63A GB1037201A (en) 1963-09-25 1963-09-25 Decoder for pulse code modulation systems of communication
GB46535/64A GB1100726A (en) 1964-11-16 1964-11-16 Improvements in or relating to telephone systems

Publications (1)

Publication Number Publication Date
FR89055E true FR89055E (fr) 1967-05-05

Family

ID=32234269

Family Applications (1)

Application Number Title Priority Date Filing Date
FR38609A Expired FR89055E (fr) 1963-01-25 1965-11-16 Transmission des valeurs numériques en code digital

Country Status (1)

Country Link
FR (1) FR89055E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2056081A5 (fr) * 1969-08-29 1971-05-14 Thomson Csf

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2056081A5 (fr) * 1969-08-29 1971-05-14 Thomson Csf

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