NL277910A - - Google Patents

Info

Publication number
NL277910A
NL277910A NL277910DA NL277910A NL 277910 A NL277910 A NL 277910A NL 277910D A NL277910D A NL 277910DA NL 277910 A NL277910 A NL 277910A
Authority
NL
Netherlands
Application number
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.)
Publication of NL277910A publication Critical patent/NL277910A/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/18—Time-division multiplex systems using frequency compression and subsequent expansion of the individual signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
NL277910D 1961-05-02 NL277910A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR860435A FR1295956A (fr) 1961-05-02 1961-05-02 Arrangements pour l'élimination du bruit dans les systèmes de transmission

Publications (1)

Publication Number Publication Date
NL277910A true NL277910A (xx)

Family

ID=8754238

Family Applications (1)

Application Number Title Priority Date Filing Date
NL277910D NL277910A (xx) 1961-05-02

Country Status (5)

Country Link
US (1) US3231674A (xx)
BE (1) BE617123A (xx)
CH (1) CH407240A (xx)
FR (1) FR1295956A (xx)
NL (1) NL277910A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5027418A (xx) * 1973-03-21 1975-03-20
US3937897A (en) * 1974-07-25 1976-02-10 North Electric Company Signal coding for telephone communication system
DE2742783C2 (de) * 1977-09-23 1982-06-09 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung zur Reduzierung des Nebensprechens in PCM-Systemen
NL7807171A (nl) * 1978-06-30 1980-01-03 Philips Nv Ontvanger voor digitale signalen in lijncode.
DE3364531D1 (en) * 1982-10-15 1986-08-21 British Telecomm Noise control circuit
JPH0752845B2 (ja) * 1985-10-04 1995-06-05 日本電気株式会社 差分符号化回路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2801281A (en) * 1946-02-21 1957-07-30 Bell Telephone Labor Inc Communication system employing pulse code modulation
US3071649A (en) * 1946-06-19 1963-01-01 Bell Telephone Labor Inc Cipher system for pulse code modulation communication system
US3026375A (en) * 1958-05-09 1962-03-20 Bell Telephone Labor Inc Transmission of quantized signals

Also Published As

Publication number Publication date
US3231674A (en) 1966-01-25
BE617123A (fr) 1962-11-05
FR1295956A (fr) 1962-06-15
CH407240A (de) 1966-02-15

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