AU2002239482A1 - Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators - Google Patents

Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators

Info

Publication number
AU2002239482A1
AU2002239482A1 AU2002239482A AU3948202A AU2002239482A1 AU 2002239482 A1 AU2002239482 A1 AU 2002239482A1 AU 2002239482 A AU2002239482 A AU 2002239482A AU 3948202 A AU3948202 A AU 3948202A AU 2002239482 A1 AU2002239482 A1 AU 2002239482A1
Authority
AU
Australia
Prior art keywords
correlators
multiplication
free
wireless system
orthogonal codes
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.)
Abandoned
Application number
AU2002239482A
Inventor
Marcos Antonio Bergamo
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.)
Raytheon BBN Technologies Corp
Original Assignee
BBNT Solutions LLC
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24885120&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU2002239482(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BBNT Solutions LLC filed Critical BBNT Solutions LLC
Publication of AU2002239482A1 publication Critical patent/AU2002239482A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709709—Methods of preventing interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
AU2002239482A 2000-11-21 2001-11-15 Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators Abandoned AU2002239482A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/718,178 US6574269B1 (en) 2000-11-21 2000-11-21 Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators
US09/718,178 2000-11-21
PCT/US2001/046155 WO2002043354A2 (en) 2000-11-21 2001-11-15 Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators

Publications (1)

Publication Number Publication Date
AU2002239482A1 true AU2002239482A1 (en) 2002-06-03

Family

ID=24885120

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002239482A Abandoned AU2002239482A1 (en) 2000-11-21 2001-11-15 Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators

Country Status (3)

Country Link
US (1) US6574269B1 (en)
AU (1) AU2002239482A1 (en)
WO (1) WO2002043354A2 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7302164B2 (en) * 2000-02-11 2007-11-27 Datcard Systems, Inc. System and method for producing medical image data onto portable digital recording media
JP2003198427A (en) * 2001-12-28 2003-07-11 Fujitsu Ltd Cdma receiver
US20040091055A1 (en) * 2002-10-30 2004-05-13 Williams Thomas Holtzman Digital transmission system using non-orthogonal matrices
US20040203812A1 (en) * 2003-02-18 2004-10-14 Malladi Durga Prasad Communication receiver with an adaptive equalizer that uses channel estimation
US7257377B2 (en) * 2003-02-18 2007-08-14 Qualcomm, Incorporated Systems and methods for improving channel estimation
US7272176B2 (en) * 2003-02-18 2007-09-18 Qualcomm Incorporated Communication receiver with an adaptive equalizer
US20040161057A1 (en) * 2003-02-18 2004-08-19 Malladi Durga Prasad Communication receiver with a rake-based adaptive equalizer
US7542437B1 (en) 2003-10-02 2009-06-02 Bbn Technologies Corp. Systems and methods for conserving energy in a communications network
US7551892B1 (en) 2004-02-26 2009-06-23 Bbn Technologies Corp Low-power ad hoc network entry
US7155263B1 (en) 2004-02-27 2006-12-26 Bbn Technologies Corp. Battery-conserving transmission and encoding method for wireless ad hoc networks
US7330736B2 (en) * 2004-12-17 2008-02-12 Bbn Technologies Corp. Methods and apparatus for reduced energy communication in an ad hoc network
US8145201B2 (en) * 2004-12-17 2012-03-27 Raytheon Bbn Technologies Corp. Methods and apparatus for reduced energy communication in an ad hoc network
US20070070983A1 (en) * 2005-09-28 2007-03-29 Bbn Technologies Corp. Methods and apparatus for improved efficiency communication
US7711765B2 (en) * 2006-02-17 2010-05-04 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus to perform multiply-and-accumulate operations
CA2866948C (en) 2006-02-28 2017-05-16 Helvetia Ip Ag Methods and apparatus for overlapping mimo antenna physical sectors
WO2008027310A2 (en) 2006-08-25 2008-03-06 Bbn Technologies Corp. Systems and methods for energy-conscious communication in wireless ad-hoc networks
US8149716B2 (en) * 2007-08-20 2012-04-03 Raytheon Bbn Technologies Corp. Systems and methods for adaptive routing in mobile ad-hoc networks and disruption tolerant networks
US11606344B2 (en) 2017-05-10 2023-03-14 Osr Enterprises Ag Security enforcement in a system with a multiplicity of end units
EP3682267A4 (en) 2017-06-01 2021-07-14 OSR Enterprises AG A system and method for fusing information of a captured environment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5757845A (en) * 1994-02-10 1998-05-26 Ntt Mobile Communications Network Adaptive spread spectrum receiver
US5677930A (en) 1995-07-19 1997-10-14 Ericsson Inc. Method and apparatus for spread spectrum channel estimation
US5615209A (en) 1995-07-26 1997-03-25 Ericsson Inc. Method and apparatus for CDMA signal orthogonalization
JP3409628B2 (en) * 1996-06-19 2003-05-26 株式会社エヌ・ティ・ティ・ドコモ CDMA communication method and group spread modulator
US6091760A (en) * 1998-06-29 2000-07-18 L-3 Communications Corporation Non-recursively generated orthogonal PN codes for variable rate CDMA

Also Published As

Publication number Publication date
US6574269B1 (en) 2003-06-03
WO2002043354A2 (en) 2002-05-30
WO2002043354A3 (en) 2003-03-27

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