GB9306269D0 - Improvements in or relating to communication systems - Google Patents

Improvements in or relating to communication systems

Info

Publication number
GB9306269D0
GB9306269D0 GB939306269A GB9306269A GB9306269D0 GB 9306269 D0 GB9306269 D0 GB 9306269D0 GB 939306269 A GB939306269 A GB 939306269A GB 9306269 A GB9306269 A GB 9306269A GB 9306269 D0 GB9306269 D0 GB 9306269D0
Authority
GB
United Kingdom
Prior art keywords
relating
communication systems
systems
communication
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.)
Withdrawn
Application number
GB939306269A
Other versions
GB2276794A (en
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9306269A priority Critical patent/GB2276794A/en
Publication of GB9306269D0 publication Critical patent/GB9306269D0/en
Publication of GB2276794A publication Critical patent/GB2276794A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
GB9306269A 1993-03-25 1993-03-25 Spread spectrum analog signal communication system Withdrawn GB2276794A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9306269A GB2276794A (en) 1993-03-25 1993-03-25 Spread spectrum analog signal communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9306269A GB2276794A (en) 1993-03-25 1993-03-25 Spread spectrum analog signal communication system

Publications (2)

Publication Number Publication Date
GB9306269D0 true GB9306269D0 (en) 1993-05-19
GB2276794A GB2276794A (en) 1994-10-05

Family

ID=10732767

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9306269A Withdrawn GB2276794A (en) 1993-03-25 1993-03-25 Spread spectrum analog signal communication system

Country Status (1)

Country Link
GB (1) GB2276794A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2244191A1 (en) * 1996-02-07 1997-08-14 Mark R. Wolski Digital wireless speaker system
US5673323A (en) * 1995-04-12 1997-09-30 L. S. Research, Inc. Analog spread spectrum wireless speaker system
BE1009560A4 (en) * 1995-08-31 1997-05-06 Gillam S A Technical telecommunication with special satellite.
GB2308949B (en) * 1996-01-08 1999-11-10 Ramar Technology Ltd Remote meter reading system
EP1204214A1 (en) * 2000-11-01 2002-05-08 Abb Research Ltd. Direct sequence spread spectrum modulation of an analog signal
US7545849B1 (en) 2003-03-28 2009-06-09 Google Inc. Signal spectrum spreading and combining system and method
US8374218B2 (en) 2000-12-05 2013-02-12 Google Inc. Combining signals with a shuffled-hadamard function
US8385470B2 (en) 2000-12-05 2013-02-26 Google Inc. Coding a signal with a shuffled-Hadamard function
US6982945B1 (en) 2001-01-26 2006-01-03 Google, Inc. Baseband direct sequence spread spectrum transceiver
US7453921B1 (en) 2001-12-11 2008-11-18 Google Inc. LPC filter for removing periodic and quasi-periodic interference from spread spectrum signals
US7352833B2 (en) 2002-11-18 2008-04-01 Google Inc. Method and system for temporal autocorrelation filtering
BR0302553A (en) * 2003-07-01 2005-03-29 Intelbras S A Ind De Telecomun Sampled Voice Spectral Spread Cordless Telephone Equipment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1278172A (en) * 1960-10-28 1961-12-08 Cie Ind Des Telephones Electronic coding device for radio or telephone links
FR2405601A1 (en) * 1975-12-18 1979-05-04 Trt Telecom Radio Electr RADIOELECTRIC SYSTEM FOR TRANSMISSION OF INFORMATION BY MODULATION OF A VARIABLE FREQUENCY CARRIER BY JUMPING
IT1119700B (en) * 1979-12-13 1986-03-10 Cselt Centro Studi Lab Telecom REFINEMENTS FOR DIFFUSED SPECTRUM COMMUNICATION SYSTEMS

Also Published As

Publication number Publication date
GB2276794A (en) 1994-10-05

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)