NO159229C - Omkasteranordning for digitalt transmisjonssystem. - Google Patents

Omkasteranordning for digitalt transmisjonssystem.

Info

Publication number
NO159229C
NO159229C NO831647A NO831647A NO159229C NO 159229 C NO159229 C NO 159229C NO 831647 A NO831647 A NO 831647A NO 831647 A NO831647 A NO 831647A NO 159229 C NO159229 C NO 159229C
Authority
NO
Norway
Prior art keywords
transmission system
digital transmission
reverse device
system reverse
digital
Prior art date
Application number
NO831647A
Other languages
English (en)
Other versions
NO831647L (no
NO159229B (no
Inventor
Edward J Weldon Jr
Original Assignee
Tandem Computers Inc
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 Tandem Computers Inc filed Critical Tandem Computers Inc
Publication of NO831647L publication Critical patent/NO831647L/no
Publication of NO159229B publication Critical patent/NO159229B/no
Publication of NO159229C publication Critical patent/NO159229C/no

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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Inverter Devices (AREA)
  • Communication Control (AREA)
NO831647A 1982-05-11 1983-05-10 Omkasteranordning for digitalt transmisjonssystem. NO159229C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37709982A 1982-05-11 1982-05-11

Publications (3)

Publication Number Publication Date
NO831647L NO831647L (no) 1983-11-14
NO159229B NO159229B (no) 1988-08-29
NO159229C true NO159229C (no) 1988-12-07

Family

ID=23487767

Family Applications (1)

Application Number Title Priority Date Filing Date
NO831647A NO159229C (no) 1982-05-11 1983-05-10 Omkasteranordning for digitalt transmisjonssystem.

Country Status (12)

Country Link
EP (1) EP0094254B1 (no)
JP (1) JPS5936454A (no)
KR (1) KR890000101B1 (no)
AU (1) AU559654B2 (no)
CA (1) CA1220259A (no)
DE (1) DE3373604D1 (no)
DK (1) DK159508C (no)
FI (1) FI78803C (no)
GB (1) GB2121653B (no)
IL (1) IL68657A (no)
MX (1) MX153844A (no)
NO (1) NO159229C (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60210044A (ja) * 1984-04-03 1985-10-22 Nec Corp 誤り訂正符号送受信装置
US4755987A (en) * 1987-06-05 1988-07-05 Bell Communications Research, Inc. High speed scrambling at lower clock speeds
JPH02131624A (ja) * 1988-11-11 1990-05-21 Nec Corp 伝送路符号誤り監視方式
GB9008151D0 (en) * 1990-04-10 1990-06-06 British Telecomm Data communication
AU612961B3 (en) * 1991-01-17 1991-06-11 Edward Pyle Dawson Discrete cosine transform analog speech scrambling system
DE69327675T2 (de) * 1992-07-21 2000-08-17 Matsushita Electric Ind Co Ltd Ver- und Entschlüsselungsvorrichtung
WO1997034397A1 (en) * 1996-03-11 1997-09-18 Hewlett-Packard Company Apparatus and method for multi-level transmission of data
US8918442B2 (en) 2012-08-22 2014-12-23 International Business Machines Corporation Reducing bias in hardware generated random numbers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2435057B2 (de) * 1973-10-18 1975-09-11 Hewlett-Packard Ltd., South Queensferry, West Lothian (Grossbritannien) Schaltungsanordnung zum Synchronisieren und/oder erneuten Auslösen eines Generators zum Erzeugen einer Folge von pseudozufälligen Binärsignalen
DE2507804C1 (de) * 1975-02-24 1979-11-29 Siemens Ag Schaltungsanordnung zur Steuerung von Halbduplex-Datenuebertragungsanlagen
US4004089A (en) * 1975-02-28 1977-01-18 Ncr Corporation Programmable cryptic device for enciphering and deciphering data
NL7710503A (nl) * 1977-09-27 1979-03-29 Philips Nv Digitaal transmissiestelsel.
JPS5525291A (en) * 1978-08-11 1980-02-22 Sanyo Electric Co Ltd Serial data transmission device
ATE837T1 (de) * 1978-10-27 1982-04-15 Gretag Aktiengesellschaft Chiffrier-dechiffriergeraet.
DE3006717C2 (de) * 1980-02-22 1981-11-26 SIEMENS AG AAAAA, 1000 Berlin und 8000 München Umschaltbare freilaufende Verwürfler- und Entwürfleranordnung (Scrambler und Descrambler)

Also Published As

Publication number Publication date
EP0094254B1 (en) 1987-09-09
NO831647L (no) 1983-11-14
FI831622A0 (fi) 1983-05-10
GB2121653A (en) 1983-12-21
AU1444083A (en) 1983-11-17
DK159508C (da) 1991-03-25
IL68657A0 (en) 1983-09-30
GB2121653B (en) 1985-11-06
FI78803C (fi) 1989-09-11
FI78803B (fi) 1989-05-31
KR840004999A (ko) 1984-10-31
CA1220259A (en) 1987-04-07
FI831622L (fi) 1983-11-12
DK208483D0 (da) 1983-05-10
DE3373604D1 (en) 1987-10-15
AU559654B2 (en) 1987-03-19
GB8312888D0 (en) 1983-06-15
NO159229B (no) 1988-08-29
MX153844A (es) 1987-01-19
DK159508B (da) 1990-10-22
IL68657A (en) 1987-01-30
EP0094254A3 (en) 1984-04-25
DK208483A (da) 1983-11-12
EP0094254A2 (en) 1983-11-16
KR890000101B1 (ko) 1989-03-07
JPS5936454A (ja) 1984-02-28

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