GB2259226B - Communications systems - Google Patents

Communications systems

Info

Publication number
GB2259226B
GB2259226B GB8326674A GB8326674A GB2259226B GB 2259226 B GB2259226 B GB 2259226B GB 8326674 A GB8326674 A GB 8326674A GB 8326674 A GB8326674 A GB 8326674A GB 2259226 B GB2259226 B GB 2259226B
Authority
GB
United Kingdom
Prior art keywords
communications systems
communications
systems
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 - Fee Related
Application number
GB8326674A
Other versions
GB8326674D0 (en
GB2259226A (en
Inventor
Robert Edward Peile
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.)
Racal Research Ltd
Original Assignee
Racal Research Ltd
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 Racal Research Ltd filed Critical Racal Research Ltd
Priority to GB8326674A priority Critical patent/GB2259226B/en
Publication of GB8326674D0 publication Critical patent/GB8326674D0/en
Publication of GB2259226A publication Critical patent/GB2259226A/en
Application granted granted Critical
Publication of GB2259226B publication Critical patent/GB2259226B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0065—Serial concatenated codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/715—Interference-related aspects
    • H04B2001/7154—Interference-related aspects with means for preventing interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
GB8326674A 1983-10-05 1983-10-05 Communications systems Expired - Fee Related GB2259226B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8326674A GB2259226B (en) 1983-10-05 1983-10-05 Communications systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8326674A GB2259226B (en) 1983-10-05 1983-10-05 Communications systems

Publications (3)

Publication Number Publication Date
GB8326674D0 GB8326674D0 (en) 1992-11-04
GB2259226A GB2259226A (en) 1993-03-03
GB2259226B true GB2259226B (en) 1993-08-04

Family

ID=10549731

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8326674A Expired - Fee Related GB2259226B (en) 1983-10-05 1983-10-05 Communications systems

Country Status (1)

Country Link
GB (1) GB2259226B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2273229A (en) * 1993-02-05 1994-06-08 Philips Electronics Nv Digital transmission system with an error code across the frequency domain
GB2275393B (en) * 1993-02-20 1997-08-20 Northern Telecom Ltd Transmission system
FR2703544B1 (en) * 1993-04-02 1995-05-12 Thomson Csf Method for reducing the memory size and the time necessary for correcting errors in an asynchronous time network.
US7158635B2 (en) * 2002-05-07 2007-01-02 Interdigital Technology Corporation Generation of user equipment identification specific scrambling code for the high speed shared control channel
US6973579B2 (en) 2002-05-07 2005-12-06 Interdigital Technology Corporation Generation of user equipment identification specific scrambling code for the high speed shared control channel
GB2415113B (en) * 2004-06-12 2006-10-18 Sonardyne Internat Ltd Robust underwater communication system
US9408250B2 (en) * 2007-10-08 2016-08-02 Honeywell International Inc. Wireless networks for highly dependable applications
CN112636783B (en) * 2021-03-09 2021-06-29 国网四川省电力公司电力科学研究院 Power Internet of things frequency hopping pattern generation method and device and storage medium

Also Published As

Publication number Publication date
GB8326674D0 (en) 1992-11-04
GB2259226A (en) 1993-03-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981005