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FR2404353B1 - Systeme de transmission numerique - Google Patents

Systeme de transmission numerique

Info

Publication number
FR2404353B1
FR2404353B1 FR7827393A FR7827393A FR2404353B1 FR 2404353 B1 FR2404353 B1 FR 2404353B1 FR 7827393 A FR7827393 A FR 7827393A FR 7827393 A FR7827393 A FR 7827393A FR 2404353 B1 FR2404353 B1 FR 2404353B1
Authority
FR
France
Prior art keywords
transmission system
digital transmission
digital
transmission
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
FR7827393A
Other languages
English (en)
Other versions
FR2404353A1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2404353A1 publication Critical patent/FR2404353A1/fr
Application granted granted Critical
Publication of FR2404353B1 publication Critical patent/FR2404353B1/fr
Expired legal-status Critical Current

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
    • H04L25/03828—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
FR7827393A 1977-09-27 1978-09-25 Systeme de transmission numerique Expired FR2404353B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7710503A NL7710503A (nl) 1977-09-27 1977-09-27 Digitaal transmissiestelsel.

Publications (2)

Publication Number Publication Date
FR2404353A1 FR2404353A1 (fr) 1979-04-20
FR2404353B1 true FR2404353B1 (fr) 1987-06-05

Family

ID=19829234

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7827393A Expired FR2404353B1 (fr) 1977-09-27 1978-09-25 Systeme de transmission numerique

Country Status (10)

Country Link
US (1) US4214206A (fr)
JP (1) JPS6033015B2 (fr)
AU (1) AU518883B2 (fr)
CA (1) CA1126361A (fr)
DE (1) DE2840552C2 (fr)
FR (1) FR2404353B1 (fr)
GB (1) GB2005116B (fr)
IT (1) IT1098893B (fr)
NL (1) NL7710503A (fr)
SE (1) SE431279B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO159229C (no) * 1982-05-11 1988-12-07 Tandem Computers Inc Omkasteranordning for digitalt transmisjonssystem.
CA1211521A (fr) * 1982-07-20 1986-09-16 Katsuhiro Nakamura Systeme de cryptographie
DE3400965A1 (de) * 1984-01-13 1985-07-18 ANT Nachrichtentechnik GmbH, 7150 Backnang Einrichtung zum rahmenaufbau auf der sendeseite bzw. rahmenabbau auf der empfangsseite fuer eine digitale richtfunkuebertragungsstrecke
JPH063896B2 (ja) * 1985-02-21 1994-01-12 日本電気株式会社 デジタル符号変換回路
JPS6359131A (ja) * 1986-08-28 1988-03-15 Nec Corp デ−タ伝送方式
US4771400A (en) * 1986-12-29 1988-09-13 Cylink Corporation Bit density controller
US4967389A (en) * 1986-12-29 1990-10-30 Cylink Corporation Bit density controller
US5237593A (en) * 1989-05-04 1993-08-17 Stc, Plc Sequence synchronisation
DE69532227T2 (de) * 1994-07-15 2004-09-30 Ntt Mobile Communications Network Inc. Signalsendeverfahren und kommunikationssystem
KR100270311B1 (ko) * 1997-11-28 2000-10-16 이계철 동기식디지털재생중계기망에서패턴유도지터억압을위한스크램블링회로
JP3766779B2 (ja) * 2000-03-31 2006-04-19 シャープ株式会社 自己同期型データ伝送装置およびこれを用いたデータ駆動型情報処理装置
US8213611B2 (en) * 2004-11-03 2012-07-03 Broadcom Corporation Two-stage block synchronization and scrambling
US9454653B1 (en) * 2014-05-14 2016-09-27 Brian Penny Technologies for enhancing computer security
US10057250B2 (en) 2013-05-14 2018-08-21 Kara Partners Llc Technologies for enhancing computer security
US12028333B2 (en) 2013-05-14 2024-07-02 Kara Partners Llc Systems and methods for variable-length encoding and decoding for enhancing computer systems
US10594687B2 (en) 2013-05-14 2020-03-17 Kara Partners Llc Technologies for enhancing computer security

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1582790A (fr) * 1968-01-16 1969-10-10
US3590380A (en) * 1968-02-23 1971-06-29 Philips Corp Repeater station for information signals containing pseudo-random auxiliary signals
NL7400760A (nl) * 1974-01-21 1975-07-23 Philips Nv Transmissiesysteem voor pulssignalen van vaste klokfrequentie.
CH621445A5 (fr) * 1976-09-09 1981-01-30 Gretag Ag
US4095053A (en) * 1977-09-01 1978-06-13 Bell Telephone Laboratories, Incorporated Quasi-pulse stuffing synchronization

Also Published As

Publication number Publication date
AU518883B2 (en) 1981-10-22
IT1098893B (it) 1985-09-18
JPS5457907A (en) 1979-05-10
SE7810023L (sv) 1979-03-28
FR2404353A1 (fr) 1979-04-20
CA1126361A (fr) 1982-06-22
US4214206A (en) 1980-07-22
JPS6033015B2 (ja) 1985-07-31
NL7710503A (nl) 1979-03-29
GB2005116A (en) 1979-04-11
GB2005116B (en) 1982-01-20
DE2840552A1 (de) 1979-03-29
IT7827990A0 (it) 1978-09-22
SE431279B (sv) 1984-01-23
AU4020778A (en) 1980-04-03
DE2840552C2 (de) 1983-12-01

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Legal Events

Date Code Title Description
ST Notification of lapse