JPS56147539A - Pcm system with scrambler at transmitter side and descramber at receiver side - Google Patents

Pcm system with scrambler at transmitter side and descramber at receiver side

Info

Publication number
JPS56147539A
JPS56147539A JP4053681A JP4053681A JPS56147539A JP S56147539 A JPS56147539 A JP S56147539A JP 4053681 A JP4053681 A JP 4053681A JP 4053681 A JP4053681 A JP 4053681A JP S56147539 A JPS56147539 A JP S56147539A
Authority
JP
Japan
Prior art keywords
scrambler
inputs
order
mux
flops
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.)
Granted
Application number
JP4053681A
Other languages
English (en)
Other versions
JPS6310622B2 (ja
Inventor
Miyuraa Horusuto
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
Publication of JPS56147539A publication Critical patent/JPS56147539A/ja
Publication of JPS6310622B2 publication Critical patent/JPS6310622B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal
    • H04J3/0611—PN codes
    • 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
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • H04L25/03872—Parallel scrambling or descrambling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
JP4053681A 1980-03-21 1981-03-23 Pcm system with scrambler at transmitter side and descramber at receiver side Granted JPS56147539A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803010969 DE3010969A1 (de) 1980-03-21 1980-03-21 Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerfler

Publications (2)

Publication Number Publication Date
JPS56147539A true JPS56147539A (en) 1981-11-16
JPS6310622B2 JPS6310622B2 (ja) 1988-03-08

Family

ID=6097951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4053681A Granted JPS56147539A (en) 1980-03-21 1981-03-23 Pcm system with scrambler at transmitter side and descramber at receiver side

Country Status (4)

Country Link
EP (1) EP0036605B1 (ja)
JP (1) JPS56147539A (ja)
AT (1) ATE6184T1 (ja)
DE (2) DE3010969A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002084936A1 (fr) * 2001-04-13 2002-10-24 Fujitsu Limited Appareil de transmission et appareil de reception

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1153414B (it) * 1982-01-15 1987-01-14 Face Standard Ind Dispositivo per la generazione di sequenze pseudo casuali di cifre binarie
WO1985000259A1 (en) * 1983-06-29 1985-01-17 M/A-Com Dcc, Inc. Probabilistic scrambler and method of probabilistic scrambling
US4831521A (en) * 1983-11-10 1989-05-16 General Signal Corporation Vital processor implemented with non-vital hardware
JPS60210044A (ja) * 1984-04-03 1985-10-22 Nec Corp 誤り訂正符号送受信装置
US4698617A (en) * 1984-05-22 1987-10-06 American Microsystems, Inc. ROM Protection scheme
DE3434852A1 (de) * 1984-09-22 1986-04-03 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zum ermitteln der laufenden digitalen summe eines seriellen datensignals
DE3600795A1 (de) * 1986-01-14 1987-07-16 Ant Nachrichtentech Digitales nachrichtenuebertragungssystem
WO1988003343A1 (en) * 1986-10-22 1988-05-05 Bell Communications Research, Inc. Multiplex digital communications system
US4791653A (en) * 1987-08-25 1988-12-13 Hewlett-Packard Company Pseudorandom word sequence synchronizer
EP0308150B1 (en) * 1987-09-14 1993-07-07 BRITISH TELECOMMUNICATIONS public limited company Method of communicating digital signals and receiver for use with such method
US4932057A (en) * 1988-10-17 1990-06-05 Grumman Aerospace Corporation Parallel transmission to mask data radiation
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US6693951B1 (en) 1990-06-25 2004-02-17 Qualcomm Incorporated System and method for generating signal waveforms in a CDMA cellular telephone system
US6678311B2 (en) 1996-05-28 2004-01-13 Qualcomm Incorporated High data CDMA wireless communication system using variable sized channel codes
US5926500A (en) 1996-05-28 1999-07-20 Qualcomm Incorporated Reduced peak-to-average transmit power high data rate CDMA wireless communication system
ES2694076T3 (es) * 2009-10-01 2018-12-17 Interdigital Patent Holdings, Inc. Transmisión de datos de control del enlace ascendente
KR102573789B1 (ko) * 2018-07-27 2023-08-31 엘지디스플레이 주식회사 플렉서블 표시 장치

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4893208A (ja) * 1972-03-10 1973-12-03
JPS4965114A (ja) * 1972-08-23 1974-06-24
JPS50122855A (ja) * 1974-03-11 1975-09-26

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2622660C3 (de) * 1976-05-20 1979-08-02 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Übertragung binärer Signalströme
DE2633516C3 (de) * 1976-07-26 1979-01-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Digitales Nachrichtensystem
DE2634353C2 (de) * 1976-07-30 1978-08-31 Siemens Ag, 1000 Berlin Und 8000 Muenchen Nachrichtenübertragungssystem für Pulscodemodulation mit sendeseitigem Verwürfler und synchronisiertem empfangsseitigem Entwürfler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4893208A (ja) * 1972-03-10 1973-12-03
JPS4965114A (ja) * 1972-08-23 1974-06-24
JPS50122855A (ja) * 1974-03-11 1975-09-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002084936A1 (fr) * 2001-04-13 2002-10-24 Fujitsu Limited Appareil de transmission et appareil de reception

Also Published As

Publication number Publication date
DE3162148D1 (en) 1984-03-15
DE3010969A1 (de) 1981-10-01
JPS6310622B2 (ja) 1988-03-08
ATE6184T1 (de) 1984-02-15
EP0036605B1 (de) 1984-02-08
EP0036605A1 (de) 1981-09-30

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