AU2002340424A1 - Digital adaptive beamforming and demodulation apparatus and method - Google Patents

Digital adaptive beamforming and demodulation apparatus and method

Info

Publication number
AU2002340424A1
AU2002340424A1 AU2002340424A AU2002340424A AU2002340424A1 AU 2002340424 A1 AU2002340424 A1 AU 2002340424A1 AU 2002340424 A AU2002340424 A AU 2002340424A AU 2002340424 A AU2002340424 A AU 2002340424A AU 2002340424 A1 AU2002340424 A1 AU 2002340424A1
Authority
AU
Australia
Prior art keywords
adaptive beamforming
demodulation apparatus
digital adaptive
digital
demodulation
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
AU2002340424A
Inventor
Keith Kenemer
Gregory J. Zancewicz
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.)
Efficient Spectrum Inc
Original Assignee
Efficient Spectrum 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 Efficient Spectrum Inc filed Critical Efficient Spectrum Inc
Publication of AU2002340424A1 publication Critical patent/AU2002340424A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/10—Polarisation diversity; Directional diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
AU2002340424A 2001-11-07 2002-11-07 Digital adaptive beamforming and demodulation apparatus and method Abandoned AU2002340424A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US33702801P 2001-11-07 2001-11-07
US60/337,028 2001-11-07
PCT/US2002/035841 WO2003041283A2 (en) 2001-11-07 2002-11-07 Digital adaptive beamforming and demodulation apparatus and method

Publications (1)

Publication Number Publication Date
AU2002340424A1 true AU2002340424A1 (en) 2003-05-19

Family

ID=23318785

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002340424A Abandoned AU2002340424A1 (en) 2001-11-07 2002-11-07 Digital adaptive beamforming and demodulation apparatus and method

Country Status (2)

Country Link
AU (1) AU2002340424A1 (en)
WO (1) WO2003041283A2 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005062497A1 (en) * 2003-12-22 2005-07-07 Telefonaktiebolaget Lm Ericsson (Publ) A measurement method for spatial scheduling
US9275690B2 (en) 2012-05-30 2016-03-01 Tahoe Rf Semiconductor, Inc. Power management in an electronic system through reducing energy usage of a battery and/or controlling an output power of an amplifier thereof
US9509351B2 (en) 2012-07-27 2016-11-29 Tahoe Rf Semiconductor, Inc. Simultaneous accommodation of a low power signal and an interfering signal in a radio frequency (RF) receiver
US9837714B2 (en) 2013-03-15 2017-12-05 Integrated Device Technology, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through a circular configuration thereof
US9666942B2 (en) 2013-03-15 2017-05-30 Gigpeak, Inc. Adaptive transmit array for beam-steering
US9722310B2 (en) 2013-03-15 2017-08-01 Gigpeak, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through frequency multiplication
US9716315B2 (en) 2013-03-15 2017-07-25 Gigpeak, Inc. Automatic high-resolution adaptive beam-steering
US9531070B2 (en) 2013-03-15 2016-12-27 Christopher T. Schiller Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through accommodating differential coupling between VCOs thereof
US9184498B2 (en) 2013-03-15 2015-11-10 Gigoptix, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through fine control of a tunable frequency of a tank circuit of a VCO thereof
US9780449B2 (en) 2013-03-15 2017-10-03 Integrated Device Technology, Inc. Phase shift based improved reference input frequency signal injection into a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation to reduce a phase-steering requirement during beamforming
CN103916355B (en) * 2014-03-28 2017-02-15 西安电子科技大学 Distribution method for sub carriers in cognitive OFDM network

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720712A (en) * 1985-08-12 1988-01-19 Raytheon Company Adaptive beam forming apparatus
US5274844A (en) * 1992-05-11 1993-12-28 Motorola, Inc. Beam pattern equalization method for an adaptive array
EP0964530A1 (en) * 1998-06-05 1999-12-15 Siemens Aktiengesellschaft Radio communications receiver and interference cancellation method

Also Published As

Publication number Publication date
WO2003041283A3 (en) 2003-11-06
WO2003041283A2 (en) 2003-05-15

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase