FR2376562A1 - Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2 - Google Patents

Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2

Info

Publication number
FR2376562A1
FR2376562A1 FR7700083A FR7700083A FR2376562A1 FR 2376562 A1 FR2376562 A1 FR 2376562A1 FR 7700083 A FR7700083 A FR 7700083A FR 7700083 A FR7700083 A FR 7700083A FR 2376562 A1 FR2376562 A1 FR 2376562A1
Authority
FR
France
Prior art keywords
comparators
base
formulated
analogue signal
mathematical function
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.)
Granted
Application number
FR7700083A
Other languages
English (en)
French (fr)
Other versions
FR2376562B1 (ja
Inventor
Christian Orru
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.)
EUROP TELETRANSMISSION
Original Assignee
EUROP TELETRANSMISSION
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 EUROP TELETRANSMISSION filed Critical EUROP TELETRANSMISSION
Priority to FR7700083A priority Critical patent/FR2376562A1/fr
Publication of FR2376562A1 publication Critical patent/FR2376562A1/fr
Application granted granted Critical
Publication of FR2376562B1 publication Critical patent/FR2376562B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
FR7700083A 1977-01-04 1977-01-04 Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2 Granted FR2376562A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7700083A FR2376562A1 (fr) 1977-01-04 1977-01-04 Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7700083A FR2376562A1 (fr) 1977-01-04 1977-01-04 Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2

Publications (2)

Publication Number Publication Date
FR2376562A1 true FR2376562A1 (fr) 1978-07-28
FR2376562B1 FR2376562B1 (ja) 1981-10-02

Family

ID=9185117

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700083A Granted FR2376562A1 (fr) 1977-01-04 1977-01-04 Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2

Country Status (1)

Country Link
FR (1) FR2376562A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419616A1 (fr) * 1978-03-07 1979-10-05 Hughes Aircraft Co Convertisseur analogique-numerique programmable
EP0070009A2 (de) * 1981-07-13 1983-01-19 Siemens Aktiengesellschaft Verfahren zur Codierung von pulsamplitudenmodulierten Signalen in pulscodemodulierte Signale nach einer angenäherten logarithmischen Kennlinie
EP0153778A2 (en) * 1984-02-15 1985-09-04 Koninklijke Philips Electronics N.V. Multi-step parallel analog-digital converter

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419616A1 (fr) * 1978-03-07 1979-10-05 Hughes Aircraft Co Convertisseur analogique-numerique programmable
EP0070009A2 (de) * 1981-07-13 1983-01-19 Siemens Aktiengesellschaft Verfahren zur Codierung von pulsamplitudenmodulierten Signalen in pulscodemodulierte Signale nach einer angenäherten logarithmischen Kennlinie
EP0070009A3 (en) * 1981-07-13 1984-04-04 Siemens Aktiengesellschaft Method for converting pam signals into pcm signals according to an approximated logarithmic characteristic
EP0153778A2 (en) * 1984-02-15 1985-09-04 Koninklijke Philips Electronics N.V. Multi-step parallel analog-digital converter
EP0153778A3 (en) * 1984-02-15 1989-04-19 N.V. Philips' Gloeilampenfabrieken Multi-step parallel analog-digital converter

Also Published As

Publication number Publication date
FR2376562B1 (ja) 1981-10-02

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Legal Events

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TP Transmission of property
ST Notification of lapse