ATE51986T1 - Pcm-signalumsetzer. - Google Patents

Pcm-signalumsetzer.

Info

Publication number
ATE51986T1
ATE51986T1 AT84201345T AT84201345T ATE51986T1 AT E51986 T1 ATE51986 T1 AT E51986T1 AT 84201345 T AT84201345 T AT 84201345T AT 84201345 T AT84201345 T AT 84201345T AT E51986 T1 ATE51986 T1 AT E51986T1
Authority
AT
Austria
Prior art keywords
law
pcm
signal converter
pcm signal
translator
Prior art date
Application number
AT84201345T
Other languages
English (en)
Inventor
Dirk Herman Lutgardis C Rabaey
Didier Rene Haspeslagh
Original Assignee
Alcatel Nv
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 Alcatel Nv filed Critical Alcatel Nv
Application granted granted Critical
Publication of ATE51986T1 publication Critical patent/ATE51986T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/693—Switching arrangements with several input- or output-terminals, e.g. multiplexers, distributors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
    • H03K17/6872—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor using complementary field-effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/50—Conversion to or from non-linear codes, e.g. companding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13034—A/D conversion, code compression/expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13107—Control equipment for a part of the connection, distributed control, co-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13216—Code signals, frame structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13292—Time division multiplexing, TDM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13305—Transistors, semiconductors in general
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1332—Logic circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13396—Signaling in general, in-band signalling

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Amplifiers (AREA)
  • Details Of Television Scanning (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Semiconductor Lasers (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Fats And Perfumes (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Printers Characterized By Their Purpose (AREA)
  • Silicon Polymers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Cereal-Derived Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Dc Digital Transmission (AREA)
  • Glass Compositions (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Steroid Compounds (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
AT84201345T 1983-09-19 1984-09-15 Pcm-signalumsetzer. ATE51986T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE2/60209A BE897773A (nl) 1983-09-19 1983-09-19 Pulse code modulatie omzetter
EP84201345A EP0145039B1 (de) 1983-09-19 1984-09-15 PCM-Signalumsetzer

Publications (1)

Publication Number Publication Date
ATE51986T1 true ATE51986T1 (de) 1990-04-15

Family

ID=3865654

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84201345T ATE51986T1 (de) 1983-09-19 1984-09-15 Pcm-signalumsetzer.

Country Status (23)

Country Link
US (1) US4610018A (de)
EP (1) EP0145039B1 (de)
JP (1) JPS60178716A (de)
KR (1) KR850002716A (de)
AT (1) ATE51986T1 (de)
AU (3) AU570501B2 (de)
BE (1) BE897773A (de)
BR (1) BR8404596A (de)
CA (1) CA1249371A (de)
DD (1) DD229258A5 (de)
DE (1) DE3481964D1 (de)
EG (1) EG16761A (de)
ES (1) ES8701438A1 (de)
FI (1) FI843642A7 (de)
HU (1) HU198257B (de)
MX (1) MX161788A (de)
NO (1) NO843683L (de)
PT (1) PT79225B (de)
RO (1) RO91607B (de)
SU (1) SU1702879A3 (de)
TR (1) TR22618A (de)
YU (1) YU45660B (de)
ZA (1) ZA847074B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178879A (en) * 1985-08-09 1987-02-18 Plessey Co Plc Signal conversion circuits
CA1240063A (en) * 1986-02-25 1988-08-02 Milan Skubnik Digital companding circuit
DE3780013T2 (de) * 1986-11-17 1993-01-21 Alcatel Nv Einstellbarer echokompensator.
FR2612024A1 (fr) * 1987-02-25 1988-09-09 Mitel Corp Circuit de compression et d'extension de signaux numeriques
DE69016648T2 (de) * 1990-05-11 1995-07-06 Alcatel Nv Fernmeldeleitungsschaltung.
US5646946A (en) * 1995-10-30 1997-07-08 Motorola, Inc. Apparatus and method for selectively companding data on a slot-by-slot basis
US5883925A (en) * 1995-11-16 1999-03-16 International Business Machines Corporation Pulse code modulation compression mechanism
US5991278A (en) 1996-08-13 1999-11-23 Telogy Networks, Inc. Asymmetric modem communications system and method
US6549569B1 (en) 1999-04-09 2003-04-15 Siemens Information & Communication Networks, Inc. System and method for improving conversion between A-law and U-law coding
KR101418711B1 (ko) * 2012-12-27 2014-08-06 주식회사 선익시스템 기판 얼라인 모듈과 이를 구비한 증착장치
ES2843001T3 (es) 2017-03-31 2021-07-15 Trisa Holding Ag Cepillo eléctrico para el aseo corporal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2011056B2 (de) * 1970-03-09 1971-12-16 Krone Gmbh, 1000 Berlin Pulscodedemodulator mit dehnercharakteristik aufweisender knickkennlinie
US3778605A (en) * 1971-04-16 1973-12-11 Bell Telephone Labor Inc Digital expandor for pcm code words
US3937897A (en) * 1974-07-25 1976-02-10 North Electric Company Signal coding for telephone communication system
GB1597468A (en) * 1977-06-02 1981-09-09 Post Office Conversion between linear pcm representation and compressed pcm
JPS55117332A (en) * 1979-03-02 1980-09-09 Fujitsu Ltd Code converting system
US4311988A (en) * 1979-04-05 1982-01-19 Motorola Inc. Programmable A-law and μ-law DAC
JPS5627546A (en) * 1979-08-13 1981-03-17 Nec Corp Block compressing coder
DE3104513C2 (de) * 1981-02-09 1983-03-31 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Umwandlung linear codierter PCM-Worte in nichtlinear codierte PCM-Worte und umgekehrt nichtlinear codierter PCM-Worte in linear codierte PCM-Worte gemäß einer dem A-Gesetz gehorchenden 13-Segment-Kennlinie
US4370632A (en) * 1981-05-08 1983-01-25 Motorola, Inc. Multiple function operational amplifier circuit

Also Published As

Publication number Publication date
FI843642L (fi) 1985-03-20
AU592028B2 (en) 1989-12-21
EP0145039A3 (en) 1986-12-30
PT79225A (en) 1984-10-01
FI843642A7 (fi) 1985-03-20
RO91607A (ro) 1987-05-15
BE897773A (nl) 1984-03-19
DD229258A5 (de) 1985-10-30
FI843642A0 (fi) 1984-09-18
ZA847074B (en) 1985-04-24
EP0145039A2 (de) 1985-06-19
ES536073A0 (es) 1986-10-16
EP0145039B1 (de) 1990-04-11
PT79225B (en) 1986-08-22
AU590138B2 (en) 1989-10-26
SU1702879A3 (ru) 1991-12-30
AU8263387A (en) 1988-04-14
AU3299984A (en) 1985-03-28
KR850002716A (ko) 1985-05-15
US4610018A (en) 1986-09-02
JPS60178716A (ja) 1985-09-12
HUT38770A (en) 1986-06-30
AU570501B2 (en) 1988-03-17
CA1249371A (en) 1989-01-24
HU198257B (en) 1989-08-28
RO91607B (ro) 1987-05-31
AU8263487A (en) 1988-04-14
BR8404596A (pt) 1985-08-06
DE3481964D1 (de) 1990-05-17
MX161788A (es) 1990-12-27
YU45660B (sh) 1992-07-20
TR22618A (tr) 1988-01-11
YU160484A (en) 1987-10-31
EG16761A (en) 1989-06-30
NO843683L (no) 1985-03-20
ES8701438A1 (es) 1986-10-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee