HU9700908A3 - Method for generatin weights for data transmission path and transmitting and receving communication devices - Google Patents

Method for generatin weights for data transmission path and transmitting and receving communication devices

Info

Publication number
HU9700908A3
HU9700908A3 HU9700908A HU9700908A HU9700908A3 HU 9700908 A3 HU9700908 A3 HU 9700908A3 HU 9700908 A HU9700908 A HU 9700908A HU 9700908 A HU9700908 A HU 9700908A HU 9700908 A3 HU9700908 A3 HU 9700908A3
Authority
HU
Hungary
Prior art keywords
generatin
receving
weights
transmitting
method
Prior art date
Application number
HU9700908A
Other versions
HU218636B (en
HU9700908D0 (en
HU9700908A2 (en
Original Assignee
Motorola Ltd Basingstoke
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
Priority to GB9610357A priority Critical patent/GB2313237B/en
Priority to GB9610428A priority patent/GB2313261B/en
Application filed by Motorola Ltd Basingstoke filed Critical Motorola Ltd Basingstoke
Publication of HU9700908D0 publication Critical patent/HU9700908D0/en
Publication of HU9700908A2 publication Critical patent/HU9700908A2/en
Publication of HU9700908A3 publication Critical patent/HU9700908A3/en
Publication of HU218636B publication Critical patent/HU218636B/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636Feedback format
    • H04B7/0639Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26Arrangements 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
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26Arrangements 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
    • H01Q3/2605Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/06Receivers
    • H04B1/10Means associated with receiver for limiting or suppressing noise or interference induced by transmission
    • H04B1/12Neutralising, balancing, or compensation arrangements
    • H04B1/123Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • H04B1/126Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621Feedback content
    • H04B7/0623Auxiliary parameters, e.g. power control [PCB] or not acknowledged commands [NACK], used as feedback information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636Feedback format
HU9700908A 1996-05-17 1997-05-16 Route data weighting procedures, as well as transmit and receive communication device HU218636B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9610357A GB2313237B (en) 1996-05-17 1996-05-17 Method and apparatus for transmitter antenna array adjustment
GB9610428A GB2313261B (en) 1996-05-17 1996-05-17 Devices for transmitter path weights and methods therefor

Publications (4)

Publication Number Publication Date
HU9700908D0 HU9700908D0 (en) 1997-07-28
HU9700908A2 HU9700908A2 (en) 1998-04-28
HU9700908A3 true HU9700908A3 (en) 1998-05-28
HU218636B HU218636B (en) 2000-10-28

Family

ID=26309351

Family Applications (1)

Application Number Title Priority Date Filing Date
HU9700908A HU218636B (en) 1996-05-17 1997-05-16 Route data weighting procedures, as well as transmit and receive communication device

Country Status (12)

Country Link
US (2) US5999826A (en)
EP (1) EP0807989B1 (en)
JP (1) JP4105254B2 (en)
KR (1) KR100495962B1 (en)
CN (1) CN1116747C (en)
AU (1) AU723992B2 (en)
BR (1) BR9703357A (en)
CA (1) CA2202829C (en)
DE (2) DE69705356T2 (en)
HU (1) HU218636B (en)
IL (1) IL120574A (en)
RU (1) RU2141168C1 (en)

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