SE338590B - - Google Patents

Info

Publication number
SE338590B
SE338590B SE16159/68A SE1615968A SE338590B SE 338590 B SE338590 B SE 338590B SE 16159/68 A SE16159/68 A SE 16159/68A SE 1615968 A SE1615968 A SE 1615968A SE 338590 B SE338590 B SE 338590B
Authority
SE
Sweden
Application number
SE16159/68A
Inventor
R Lucky
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of SE338590B publication Critical patent/SE338590B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03031—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception using only passive components
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
    • H03M3/042—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM] with adaptable step size, e.g. adaptive differential pulse code modulation [ADPCM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Dc Digital Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
SE16159/68A 1967-12-14 1968-11-27 SE338590B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69058567A 1967-12-14 1967-12-14

Publications (1)

Publication Number Publication Date
SE338590B true SE338590B (xx) 1971-09-13

Family

ID=24773070

Family Applications (1)

Application Number Title Priority Date Filing Date
SE16159/68A SE338590B (xx) 1967-12-14 1968-11-27

Country Status (5)

Country Link
US (1) US3502986A (xx)
BE (1) BE725334A (xx)
FR (1) FR1597765A (xx)
GB (1) GB1249364A (xx)
SE (1) SE338590B (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3581279A (en) * 1969-06-09 1971-05-25 Computer Modem Corp Signal transmission method and system
US3656108A (en) * 1969-06-09 1972-04-11 Computer Modem Corp Signal preconditioning method and transmission system
US3613077A (en) * 1969-08-25 1971-10-12 Codex Corp Error correction in sampled-data circuits
US3679821A (en) * 1970-04-30 1972-07-25 Bell Telephone Labor Inc Transform coding of image difference signals
GB1469101A (en) * 1973-03-23 1977-03-30 Dolby Laboratories Inc Noise reduction systems
NL165014C (nl) * 1973-09-03 1981-02-16 Philips Nv Transmissiestelsel met een zender en een ontvanger voor het met behulp van een pulscode overdragen van informatiesignalen.
GB1508995A (en) * 1974-05-17 1978-04-26 Post Office Digital data transmission systems
US4017849A (en) * 1975-08-28 1977-04-12 Bell Telephone Laboratories, Incorporated Apparatus for analog to digital conversion
US4070709A (en) * 1976-10-13 1978-01-24 The United States Of America As Represented By The Secretary Of The Air Force Piecewise linear predictive coding system
US4105863A (en) * 1976-12-20 1978-08-08 Bell Telephone Laboratories, Incorporated Arrangement for combining data symbols in accordance with a predetermined weighting function
JPS6016777B2 (ja) * 1976-12-25 1985-04-27 株式会社東芝 信号伝送方式
US4133976A (en) * 1978-04-07 1979-01-09 Bell Telephone Laboratories, Incorporated Predictive speech signal coding with reduced noise effects
FR2441971A1 (fr) * 1978-11-17 1980-06-13 Trt Telecom Radio Electr Systeme de transmission utilisant la modulation differentielle par codage d'impulsions
US4354273A (en) * 1979-06-12 1982-10-12 Nippon Electric Company, Ltd. ADPCM System for speech or like signals
FR2471084A1 (fr) * 1979-11-30 1981-06-12 Telecommunications Sa Etage predicteur pour systeme de compression de debit numerique
US4354057A (en) * 1980-04-08 1982-10-12 Bell Telephone Laboratories, Incorporated Predictive signal coding with partitioned quantization
USRE32124E (en) * 1980-04-08 1986-04-22 At&T Bell Laboratories Predictive signal coding with partitioned quantization
FR2481024B1 (fr) * 1980-04-21 1986-07-11 Leguyader Alain Circuit predicteur adaptatif utilisant un filtre en treillis et dispositif de codage ou de decodage mic differentiel correspondant
GB2094592B (en) * 1981-02-10 1985-01-09 Standard Telephones Cables Ltd Adaptive equaliser
FR2515901A1 (fr) * 1981-11-04 1983-05-06 Trt Telecom Radio Electr Systeme de transmission mic-differentiel avec prediction adaptative
ATE22637T1 (de) * 1982-06-25 1986-10-15 Ibm Tonempfaenger fuer digitales datenuebertragungssystem.
US4706261A (en) * 1982-08-13 1987-11-10 Hazeltine Corporation Differential phase modulation
US4870682A (en) * 1987-02-25 1989-09-26 Household Data Services (Hds) Television scrambling system
DE19729494C2 (de) * 1997-07-10 1999-11-04 Grundig Ag Verfahren und Anordnung zur Codierung und/oder Decodierung von Sprachsignalen, insbesondere für digitale Diktiergeräte
RU2150786C1 (ru) * 1998-12-07 2000-06-10 Военный университет войсковой противовоздушной обороны Вооруженных Сил Российской Федерации Устройство передачи цифровой информации
EP1186100A2 (en) * 2000-01-07 2002-03-13 Koninklijke Philips Electronics N.V. Generating coefficients for a prediction filter in an encoder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921124A (en) * 1956-12-10 1960-01-12 Bell Telephone Labor Inc Method and apparatus for reducing television bandwidth
US3414845A (en) * 1965-09-28 1968-12-03 Bell Telephone Labor Inc Automatic equalizer for digital transmission systems utilizing error control information

Also Published As

Publication number Publication date
GB1249364A (en) 1971-10-13
DE1813484A1 (de) 1969-07-03
DE1813484B2 (de) 1970-03-26
BE725334A (xx) 1969-05-16
US3502986A (en) 1970-03-24
FR1597765A (xx) 1970-06-29

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