NL6900297A - - Google Patents

Info

Publication number
NL6900297A
NL6900297A NL6900297A NL6900297A NL6900297A NL 6900297 A NL6900297 A NL 6900297A NL 6900297 A NL6900297 A NL 6900297A NL 6900297 A NL6900297 A NL 6900297A NL 6900297 A NL6900297 A NL 6900297A
Authority
NL
Netherlands
Application number
NL6900297A
Other versions
NL162272B (nl
NL162272C (nl
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 filed Critical
Publication of NL6900297A publication Critical patent/NL6900297A/xx
Publication of NL162272B publication Critical patent/NL162272B/xx
Application granted granted Critical
Publication of NL162272C publication Critical patent/NL162272C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
    • H04B14/048—Non linear compression or expansion
    • 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
    • H03M1/1235—Non-linear conversion not otherwise provided for in subgroups of H03M1/12
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/664—Non-linear conversion not otherwise provided for in subgroups of H03M1/66

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
NL6900297.A 1968-01-08 1969-01-08 Pulscodemodulatie-inrichting. NL162272C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US69618568A 1968-01-08 1968-01-08
FR180515 1968-12-24

Publications (3)

Publication Number Publication Date
NL6900297A true NL6900297A (https=) 1969-07-10
NL162272B NL162272B (nl) 1979-11-15
NL162272C NL162272C (nl) 1980-04-15

Family

ID=33161070

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6900297.A NL162272C (nl) 1968-01-08 1969-01-08 Pulscodemodulatie-inrichting.

Country Status (6)

Country Link
US (1) US3500247A (https=)
DE (1) DE1900368C3 (https=)
FR (1) FR1604306A (https=)
GB (1) GB1207651A (https=)
NL (1) NL162272C (https=)
SE (1) SE345940B (https=)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS509444B1 (https=) * 1968-03-09 1975-04-12
US3659288A (en) * 1969-06-23 1972-04-25 Vermont Technical Groups Inc Analog convertor and computer circuit producing optimized pulse output
US3855589A (en) * 1969-11-25 1974-12-17 Sylvania Electric Prod Analog to digital converter with variable quantization and dynamic range
US3696399A (en) * 1970-09-11 1972-10-03 Coulter Electronics Range expansion method and apparatus for multichannel pulse analysis
US3872465A (en) * 1971-02-09 1975-03-18 Texaco Inc Seismic playback/monitor system
US3688221A (en) * 1971-03-02 1972-08-29 Krone Gmbh Two-stage pcm coder with compression characteristic
US3798637A (en) * 1971-06-14 1974-03-19 Krone Gmbh Pcm coder with compression characteristic
AT327589B (de) * 1971-08-03 1976-02-10 Norma Messtechnik Gmbh Schaltungsanordnung zur umsetzung von analogen elektrischen signalen oder kennwerten davon in binare impulsfolgen
GB1360943A (en) * 1972-02-24 1974-07-24 Marconi Co Ltd Digital-to-analogue converters
US3815124A (en) * 1973-01-16 1974-06-04 Westinghouse Electric Corp Analog to digital converter
JPS5422244B2 (https=) * 1973-04-09 1979-08-06
JPS5710612B2 (https=) * 1973-06-21 1982-02-27
US3905028A (en) * 1973-08-02 1975-09-09 North Electric Co Direct digital logarithmic encoder
JPS50143458A (https=) * 1974-04-16 1975-11-18
GB1512086A (en) * 1975-07-03 1978-05-24 Standard Telephones Cables Ltd Pcm transmission system
FR2441956A1 (fr) * 1978-11-17 1980-06-13 Inst Francais Du Petrole Methode d'amplification de signaux multiplexes et dispositif de mise en oeuvre
US4295223A (en) * 1979-04-25 1981-10-13 Westinghouse Electric Corp. Digital signal/noise ratio amplifier apparatus for a communication system
US4386237A (en) * 1980-12-22 1983-05-31 Intelsat NIC Processor using variable precision block quantization
DE3248114C2 (de) * 1982-12-24 1987-04-30 Krautkrämer GmbH, 5040 Brühl Verfahren und Vorrichtung zur Digitalisierung und Speicherung von Ultraschallinformationen
FR2545301B1 (fr) * 1983-04-29 1986-07-25 Telephonie Ind Commerciale Procede de compression-decompression d'un signal de type vocal
JPS6044837A (ja) * 1983-08-23 1985-03-11 Victor Co Of Japan Ltd 波形再生装置
DE3675044D1 (de) * 1985-03-15 1990-11-29 Thorn Emi Patents Ltd Signalgenerator mit gespreitztem spektrum.
GB2232024B (en) * 1989-05-22 1994-01-12 Seikosha Kk Method and apparatus for recording and/or producing sound
WO1992010034A1 (de) * 1990-11-21 1992-06-11 SIEMENS AKTIENGESELLSCHAFT öSTERREICH Verfahren und schaltungsanordnung zur analog-digital-wandlung sowie verfahren und schaltungsanordnung zur digital-analog-wandlung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1261253A (fr) * 1960-03-28 1961-05-19 Système de transmission à modulation d'impulsions codées
US3408595A (en) * 1965-05-03 1968-10-29 Gen Telephone And Electrics La Pulse code modulation system

Also Published As

Publication number Publication date
FR1604306A (https=) 1971-10-11
DE1900368B2 (de) 1980-11-13
DE1900368A1 (de) 1969-09-04
SE345940B (https=) 1972-06-12
DE1900368C3 (de) 1981-07-30
NL162272B (nl) 1979-11-15
GB1207651A (en) 1970-10-07
NL162272C (nl) 1980-04-15
US3500247A (en) 1970-03-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee