DE3332305C2 - - Google Patents

Info

Publication number
DE3332305C2
DE3332305C2 DE19833332305 DE3332305A DE3332305C2 DE 3332305 C2 DE3332305 C2 DE 3332305C2 DE 19833332305 DE19833332305 DE 19833332305 DE 3332305 A DE3332305 A DE 3332305A DE 3332305 C2 DE3332305 C2 DE 3332305C2
Authority
DE
Germany
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
DE19833332305
Other languages
German (de)
Other versions
DE3332305A1 (de
Inventor
Wolfgang Dipl.-Ing. Krafft
Hermann Dipl.-Ing. 8000 Muenchen De Dibos
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19833332305 priority Critical patent/DE3332305A1/de
Publication of DE3332305A1 publication Critical patent/DE3332305A1/de
Application granted granted Critical
Publication of DE3332305C2 publication Critical patent/DE3332305C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
DE19833332305 1983-09-07 1983-09-07 Verfahren zur steuerbaren daempfung von digitalen signalen Granted DE3332305A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19833332305 DE3332305A1 (de) 1983-09-07 1983-09-07 Verfahren zur steuerbaren daempfung von digitalen signalen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833332305 DE3332305A1 (de) 1983-09-07 1983-09-07 Verfahren zur steuerbaren daempfung von digitalen signalen

Publications (2)

Publication Number Publication Date
DE3332305A1 DE3332305A1 (de) 1985-04-04
DE3332305C2 true DE3332305C2 (US07122603-20061017-C00057.png) 1987-03-05

Family

ID=6208487

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833332305 Granted DE3332305A1 (de) 1983-09-07 1983-09-07 Verfahren zur steuerbaren daempfung von digitalen signalen

Country Status (1)

Country Link
DE (1) DE3332305A1 (US07122603-20061017-C00057.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1233925A (en) * 1985-05-10 1988-03-08 Gordon J. Reesor Digital loudspeaking telephone
DE4130045A1 (de) * 1991-09-10 1993-03-18 Standard Elektrik Lorenz Ag Schaltungsanordnung zur dynamiksteuerung eines sprachendgeraetes
US5715309A (en) * 1995-03-03 1998-02-03 Advanced Micro Devices, Inc. Conversion of compressed speech codes between attenuated and unattenuated formats

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2659512B1 (de) * 1976-12-30 1978-05-24 Wandel & Goltermann Verfahren und Schaltungsanordnung zum Erzeugen eines Digitalsignals zum Pruefen einer PCM-Endstelle
DE2714132C3 (de) * 1977-03-30 1980-02-07 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung für ein sprachgesteuertes Lautfernsprechgerät

Also Published As

Publication number Publication date
DE3332305A1 (de) 1985-04-04

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation