GB1438526A - Method for the transmission of speech information by means of pulse code modulation - Google Patents

Method for the transmission of speech information by means of pulse code modulation

Info

Publication number
GB1438526A
GB1438526A GB3983273A GB3983273A GB1438526A GB 1438526 A GB1438526 A GB 1438526A GB 3983273 A GB3983273 A GB 3983273A GB 3983273 A GB3983273 A GB 3983273A GB 1438526 A GB1438526 A GB 1438526A
Authority
GB
United Kingdom
Prior art keywords
transmission
pulse code
code modulation
speech information
speech
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
GB3983273A
Other languages
English (en)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB1438526A publication Critical patent/GB1438526A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • 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
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
GB3983273A 1972-08-24 1973-08-22 Method for the transmission of speech information by means of pulse code modulation Expired GB1438526A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2241505A DE2241505B2 (de) 1972-08-24 1972-08-24 Schaltungsanordnung zum Übertragen von Sprachinformationen mittels Pulscodemodulation

Publications (1)

Publication Number Publication Date
GB1438526A true GB1438526A (en) 1976-06-09

Family

ID=5854352

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3983273A Expired GB1438526A (en) 1972-08-24 1973-08-22 Method for the transmission of speech information by means of pulse code modulation

Country Status (4)

Country Link
DE (1) DE2241505B2 (cg-RX-API-DMAC10.html)
GB (1) GB1438526A (cg-RX-API-DMAC10.html)
IT (1) IT992799B (cg-RX-API-DMAC10.html)
NL (1) NL7311399A (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382160A (en) 1978-04-04 1983-05-03 National Research Development Corporation Methods and apparatus for encoding and constructing signals

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2714134A1 (de) * 1977-03-30 1978-10-12 Siemens Ag Kommunikationssystem zur digitalen uebertragung von sprachsignalen und anderen signalen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382160A (en) 1978-04-04 1983-05-03 National Research Development Corporation Methods and apparatus for encoding and constructing signals

Also Published As

Publication number Publication date
DE2241505A1 (de) 1974-03-21
DE2241505B2 (de) 1974-06-20
DE2241505C3 (cg-RX-API-DMAC10.html) 1975-02-13
NL7311399A (cg-RX-API-DMAC10.html) 1974-02-26
IT992799B (it) 1975-09-30

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees