FR2107919A1 - - Google Patents

Info

Publication number
FR2107919A1
FR2107919A1 FR7132907A FR7132907A FR2107919A1 FR 2107919 A1 FR2107919 A1 FR 2107919A1 FR 7132907 A FR7132907 A FR 7132907A FR 7132907 A FR7132907 A FR 7132907A FR 2107919 A1 FR2107919 A1 FR 2107919A1
Authority
FR
France
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
FR7132907A
Other languages
French (fr)
Other versions
FR2107919B1 (index.php
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.)
Italtel SpA
Siemens SpA
Original Assignee
Societa Italiana Telecomunicazioni Siemens SpA
Siemens SpA
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 Societa Italiana Telecomunicazioni Siemens SpA, Siemens SpA filed Critical Societa Italiana Telecomunicazioni Siemens SpA
Publication of FR2107919A1 publication Critical patent/FR2107919A1/fr
Application granted granted Critical
Publication of FR2107919B1 publication Critical patent/FR2107919B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/50—Conversion to or from non-linear codes, e.g. companding

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR7132907A 1970-09-24 1971-09-13 Expired FR2107919B1 (index.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3013570 1970-09-24

Publications (2)

Publication Number Publication Date
FR2107919A1 true FR2107919A1 (index.php) 1972-05-12
FR2107919B1 FR2107919B1 (index.php) 1974-10-31

Family

ID=11229185

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7132907A Expired FR2107919B1 (index.php) 1970-09-24 1971-09-13

Country Status (5)

Country Link
US (1) US3755808A (index.php)
DE (1) DE2131634A1 (index.php)
FR (1) FR2107919B1 (index.php)
GB (1) GB1366536A (index.php)
SE (1) SE362762B (index.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022232666A1 (en) 2021-04-30 2022-11-03 Cho Cho Khine Compositions and methods for treating keratin fibers

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863248A (en) * 1973-01-02 1975-01-28 Univ Sherbrooke Digital compressor-expander
US4040049A (en) * 1975-10-09 1977-08-02 Bell Telephone Laboratories, Incorporated Tandem block digital processor for use with nonuniformly encoded digital data
US4076966A (en) * 1976-08-02 1978-02-28 Societa Italiana Telecomunicazioni Siemens S.P.A. Method of and system for handling conference calls in digital telephone exchange
DE3104528C2 (de) * 1981-02-09 1984-10-11 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Umwandlung linear codierter PCM-Worte in nichtlinear codierte PCM-Worte und umgekehrt
JPS5939134A (ja) * 1982-08-30 1984-03-03 Hitachi Ltd 折線伸張回路
US6396955B1 (en) * 1998-06-25 2002-05-28 Asahi Kogaku Kogyo Kabushiki Kaisha Image compression and expansion device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594560A (en) * 1969-01-03 1971-07-20 Bell Telephone Labor Inc Digital expandor circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022232666A1 (en) 2021-04-30 2022-11-03 Cho Cho Khine Compositions and methods for treating keratin fibers

Also Published As

Publication number Publication date
GB1366536A (en) 1974-09-11
US3755808A (en) 1973-08-28
SE362762B (index.php) 1973-12-17
DE2131634A1 (de) 1972-03-30
FR2107919B1 (index.php) 1974-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse