GB9804785D0 - Radio communications receiver and method of receiving radio signals - Google Patents

Radio communications receiver and method of receiving radio signals

Info

Publication number
GB9804785D0
GB9804785D0 GBGB9804785.5A GB9804785A GB9804785D0 GB 9804785 D0 GB9804785 D0 GB 9804785D0 GB 9804785 A GB9804785 A GB 9804785A GB 9804785 D0 GB9804785 D0 GB 9804785D0
Authority
GB
United Kingdom
Prior art keywords
communications receiver
radio
receiving
radio signals
radio communications
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Withdrawn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
GBGB9804785.5A
Other versions
GB2335115A (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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to GB9804785A priority Critical patent/GB2335115A/en
Publication of GB9804785D0 publication Critical patent/GB9804785D0/en
Priority to AU18614/99A priority patent/AU1861499A/en
Publication of GB2335115A publication Critical patent/GB2335115A/en
Withdrawn legal-status Critical Current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
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • 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
    • H04B7/0851—Joint weighting using training sequences or error signal
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9804785A 1998-03-07 1998-03-07 A combined spatial equalization and adaptation technique for a radio communications receiver with an adaptive antenna system Withdrawn GB2335115A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9804785A GB2335115A (en) 1998-03-07 1998-03-07 A combined spatial equalization and adaptation technique for a radio communications receiver with an adaptive antenna system
AU18614/99A AU1861499A (en) 1998-03-07 1999-03-05 Radio communications receiver and method of receiving radio signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9804785A GB2335115A (en) 1998-03-07 1998-03-07 A combined spatial equalization and adaptation technique for a radio communications receiver with an adaptive antenna system

Publications (2)

Publication Number Publication Date
GB9804785D0 true GB9804785D0 (en) 1998-04-29
GB2335115A GB2335115A (en) 1999-09-08

Family

ID=10828104

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9804785A Withdrawn GB2335115A (en) 1998-03-07 1998-03-07 A combined spatial equalization and adaptation technique for a radio communications receiver with an adaptive antenna system

Country Status (2)

Country Link
AU (1) AU1861499A (en)
GB (1) GB2335115A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1129237C (en) * 2000-11-15 2003-11-26 华为技术有限公司 Digital wave beam forming method and module in radio communication system and its array receiver
US7054662B2 (en) 2001-01-24 2006-05-30 Qualcomm, Inc. Method and system for forward link beam forming in wireless communications

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5299148A (en) * 1988-10-28 1994-03-29 The Regents Of The University Of California Self-coherence restoring signal extraction and estimation of signal direction of arrival
JPH04348630A (en) * 1991-05-27 1992-12-03 Fujitsu Ltd Digital signal transmitter provided with serial/parallel conversion section and parallel/serial conversion section capable of monitoring sent signal

Also Published As

Publication number Publication date
GB2335115A (en) 1999-09-08
AU1861499A (en) 1999-09-16

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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)