FR93357E - Systeme de transmission de signaux. - Google Patents

Systeme de transmission de signaux.

Info

Publication number
FR93357E
FR93357E FR06008287A FR06008287A FR93357E FR 93357 E FR93357 E FR 93357E FR 06008287 A FR06008287 A FR 06008287A FR 06008287 A FR06008287 A FR 06008287A FR 93357 E FR93357 E FR 93357E
Authority
FR
France
Prior art keywords
signal
band
speech
level
original
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
FR06008287A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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
Priority claimed from US532028A external-priority patent/US3327063A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR93357E publication Critical patent/FR93357E/fr
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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • 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
    • H04B1/62—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 providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transmitters (AREA)
FR06008287A 1963-03-18 1967-01-11 Systeme de transmission de signaux. Expired FR93357E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26589063A 1963-03-18 1963-03-18
US532028A US3327063A (en) 1966-01-14 1966-01-14 Transmission of information in powercoded bipolar waveforms

Publications (1)

Publication Number Publication Date
FR93357E true FR93357E (fr) 1969-03-21

Family

ID=26951481

Family Applications (1)

Application Number Title Priority Date Filing Date
FR06008287A Expired FR93357E (fr) 1963-03-18 1967-01-11 Systeme de transmission de signaux.

Country Status (3)

Country Link
DE (2) DE1222119C2 (fr)
FR (1) FR93357E (fr)
GB (2) GB1039822A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4545065A (en) * 1982-04-28 1985-10-01 Xsi General Partnership Extrema coding signal processing method and apparatus
CN111711428B (zh) * 2020-06-11 2025-09-26 广东寰宇电子科技股份有限公司 一种基于音频输出的agc控制电路及语音采集装置

Also Published As

Publication number Publication date
DE1487342A1 (de) 1969-03-27
DE1222119B (de) 1966-08-04
DE1222119C2 (de) 1974-03-07
GB1151270A (en) 1969-05-07
DE1487342B2 (de) 1973-06-20
GB1039822A (en) 1966-08-24

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