GB2313261B - Devices for transmitter path weights and methods therefor - Google Patents

Devices for transmitter path weights and methods therefor

Info

Publication number: GB2313261B
Authority: GB; United Kingdom
Prior art keywords: devices; methods therefor; transmitter path; path weights; weights
Prior art date: 1996-05-17
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.): Expired - Lifetime

Inventor

Nicholas William Whinnett

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.)

Motorola Solutions UK Ltd

Original Assignee

Motorola 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.)

1996-05-17

Filing date

1996-05-17

Publication date

2000-08-30

1996-05-17Application filed by Motorola LtdfiledCriticalMotorola Ltd

1996-05-17Priority to GB9610428ApriorityCriticalpatent/GB2313261B/en

1996-07-24Publication of GB9610428D0publicationCriticalpatent/GB9610428D0/en

1997-04-01Priority to DE69705356Tprioritypatent/DE69705356T2/en

1997-04-01Priority to IL12057497Aprioritypatent/IL120574A/en

1997-04-01Priority to EP97105365Aprioritypatent/EP0807989B1/en

1997-04-10Priority to AU17828/97Aprioritypatent/AU723992B2/en

1997-04-16Priority to CA002202829Aprioritypatent/CA2202829C/en

1997-05-13Priority to US08/855,173prioritypatent/US5999826A/en

1997-05-15Priority to CN97111190.1Aprioritypatent/CN1116747C/en

1997-05-15Priority to JP14104097Aprioritypatent/JP4105254B2/en

1997-05-16Priority to RU97108171Aprioritypatent/RU2141168C1/en

1997-05-16Priority to BR9703357Aprioritypatent/BR9703357A/en

1997-05-16Priority to HU9700908Aprioritypatent/HU218636B/en

1997-05-17Priority to KR1019970019503Aprioritypatent/KR100495962B1/en

1997-11-19Publication of GB2313261ApublicationCriticalpatent/GB2313261A/en

1999-10-08Priority to US09/415,168prioritypatent/US6192256B1/en

2000-08-30Application grantedgrantedCritical

2000-08-30Publication of GB2313261BpublicationCriticalpatent/GB2313261B/en

2016-05-17Anticipated expirationlegal-statusCritical

StatusExpired - Lifetimelegal-statusCriticalCurrent

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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity 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
- H04B7/0615—Diversity 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
- H04B7/0619—Diversity 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
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
- 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
- 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
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
- H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
- H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Physics & Mathematics (AREA)
Mathematical Physics (AREA)
Radio Transmission System (AREA)

GB9610428A1996-05-171996-05-17Devices for transmitter path weights and methods thereforExpired - LifetimeGB2313261B (en)

Priority Applications (14)

Application Number	Priority Date	Filing Date	Title
GB9610428AGB2313261B (en)	1996-05-17	1996-05-17	Devices for transmitter path weights and methods therefor
DE69705356TDE69705356T2 (en)	1996-05-17	1997-04-01	Method and device for weighting a transmission path
IL12057497AIL120574A (en)	1996-05-17	1997-04-01	Method and devices for transmitter path weights
EP97105365AEP0807989B1 (en)	1996-05-17	1997-04-01	Devices for transmitter path weights and methods therefor
AU17828/97AAU723992B2 (en)	1996-05-17	1997-04-10	Devices for transmitter path weights and methods therefor
CA002202829ACA2202829C (en)	1996-05-17	1997-04-16	Devices for transmitter path weights and methods therefor
US08/855,173US5999826A (en)	1996-05-17	1997-05-13	Devices for transmitter path weights and methods therefor
JP14104097AJP4105254B2 (en)	1996-05-17	1997-05-15	Apparatus and method for transmission path weight
CN97111190.1ACN1116747C (en)	1996-05-17	1997-05-15	Devices for transmitter weights and methods therefor
RU97108171ARU2141168C1 (en)	1996-05-17	1997-05-16	Device and method for weighting signals in radio transmission path
BR9703357ABR9703357A (en)	1996-05-17	1997-05-16	Process of generating weights process of operating communication device weighing process of transmission path communication device receiving communication device process of transmitting reference signal and process of receiving transmitted reference signal
HU9700908AHU218636B (en)	1996-05-17	1997-05-16	Method for generatin weights for data transmission path and transmitting and receving communication devices
KR1019970019503AKR100495962B1 (en)	1996-05-17	1997-05-17	Path weighted transmitter and method
US09/415,168US6192256B1 (en)	1996-05-17	1999-10-08	Devices for transmitter path weights and methods therefor

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB9610428AGB2313261B (en)	1996-05-17	1996-05-17	Devices for transmitter path weights and methods therefor

Publications (3)

Publication Number	Publication Date
GB9610428D0 GB9610428D0 (en)	1996-07-24
GB2313261A GB2313261A (en)	1997-11-19
GB2313261Btrue GB2313261B (en)	2000-08-30

Family

ID=10793936

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9610428AExpired - LifetimeGB2313261B (en)	1996-05-17	1996-05-17	Devices for transmitter path weights and methods therefor

Country Status (1)

Country	Link
GB (1)	GB2313261B (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6463295B1 (en)	1996-10-11	2002-10-08	Arraycomm, Inc.	Power control with signal quality estimation for smart antenna communication systems
US6600914B2 (en)	1999-05-24	2003-07-29	Arraycomm, Inc.	System and method for emergency call channel allocation
US6615024B1 (en)	1998-05-01	2003-09-02	Arraycomm, Inc.	Method and apparatus for determining signatures for calibrating a communication station having an antenna array
US6690747B2 (en)	1996-10-11	2004-02-10	Arraycomm, Inc.	Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing
US7751854B2 (en)	1999-06-21	2010-07-06	Intel Corporation	Null deepening for an adaptive antenna based communication station
US8064944B2 (en)	1996-10-11	2011-11-22	Intel Corporation	Power control with signal quality estimation for smart antenna communications systems

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7299071B1 (en)	1997-12-10	2007-11-20	Arraycomm, Llc	Downlink broadcasting by sequential transmissions from a communication station having an antenna array
US6185440B1 (en)	1997-12-10	2001-02-06	Arraycomm, Inc.	Method for sequentially transmitting a downlink signal from a communication station that has an antenna array to achieve an omnidirectional radiation
US6252915B1 (en)	1998-09-09	2001-06-26	Qualcomm Incorporated	System and method for gaining control of individual narrowband channels using a wideband power measurement
DE19850279B4 (en)	1998-10-30	2005-12-22	Robert Bosch Gmbh	Method for the transmission of signals between a first radio station and a second radio station and radio station
DE69912734T2 (en)	1999-03-12	2004-05-27	Motorola, Inc., Schaumburg	Device and method for generating the weighting of a transmission antenna
DE69900645T2 (en)	1999-05-26	2002-09-12	Motorola, Inc.	Transmit diversity method and system with phase control for radio transmission systems
JP2001111464A (en)	1999-10-08	2001-04-20	Matsushita Electric Ind Co Ltd	Base station device and method for radio transmission
US6985466B1 (en)	1999-11-09	2006-01-10	Arraycomm, Inc.	Downlink signal processing in CDMA systems utilizing arrays of antennae
JP2001333002A (en)	2000-05-24	2001-11-30	Ntt Docomo Inc	Transmit antenna weight estimation method and mobile communication terminal in mobile communication system
DE10026077B4 (en)*	2000-05-25	2007-03-22	Siemens Ag	Beamforming method
US6434366B1 (en)*	2000-05-31	2002-08-13	Motorola, Inc.	Method and system for estimating adaptive array weights used to transmit a signal to a receiver in a wireless communication system
US6982968B1 (en)	2000-09-29	2006-01-03	Arraycomm, Inc.	Non-directional transmitting from a wireless data base station having a smart antenna system
US6795409B1 (en)	2000-09-29	2004-09-21	Arraycomm, Inc.	Cooperative polling in a wireless data communication system having smart antenna processing
US7062294B1 (en)	2000-09-29	2006-06-13	Arraycomm, Llc.	Downlink transmission in a wireless data communication system having a base station with a smart antenna system
DE60028838T2 (en)*	2000-11-17	2006-12-07	Nokia Corp.	METHOD, DEVICES AND TELECOMMUNICATIONS NETWORK FOR CONTROLLING THE ANTENNA WEIGHTS OF A TRANSCEIVER
DE10058060A1 (en)*	2000-11-23	2002-05-29	Siemens Ag	Method and device for transmitting feedback in a radio communication system
WO2002061970A1 (en)*	2001-01-31	2002-08-08	Qinetiq Limited	Signal detection using a phased array antenna
GB2376568B (en)	2001-06-12	2005-06-01	Mobisphere Ltd	Improvements in or relating to smart antenna arrays
DE60125925T2 (en)*	2001-07-10	2007-06-28	Sony Deutschland Gmbh	Reference symbols for channel estimation in multi-carrier transmission
EP1392005A1 (en)*	2002-08-13	2004-02-25	Siemens Aktiengesellschaft	Method for channel estimation and corresponding radio communications system
JP2005260502A (en)*	2004-03-10	2005-09-22	Nec Corp	Communication equipment and communication control method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4227249A (en)*	1976-08-09	1980-10-07	The United States Of America As Represented By The Secretary Of The Navy	Injected coded reference for adaptive array systems
GB2281660A (en)*	1993-09-03	1995-03-08	Matra Marconi Space Uk Ltd	Spacecraft beam former
WO1995026116A1 (en)*	1994-03-24	1995-09-28	Ericsson Inc.	Phased array cellular base station and associated methods for enhanced power efficiency

1996
- 1996-05-17GBGB9610428Apatent/GB2313261B/ennot_activeExpired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4227249A (en)*	1976-08-09	1980-10-07	The United States Of America As Represented By The Secretary Of The Navy	Injected coded reference for adaptive array systems
GB2281660A (en)*	1993-09-03	1995-03-08	Matra Marconi Space Uk Ltd	Spacecraft beam former
WO1995026116A1 (en)*	1994-03-24	1995-09-28	Ericsson Inc.	Phased array cellular base station and associated methods for enhanced power efficiency

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
J Liang et al, 1995 International Conference on Acoustics*

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6463295B1 (en)	1996-10-11	2002-10-08	Arraycomm, Inc.	Power control with signal quality estimation for smart antenna communication systems
US6690747B2 (en)	1996-10-11	2004-02-10	Arraycomm, Inc.	Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing
US8064944B2 (en)	1996-10-11	2011-11-22	Intel Corporation	Power control with signal quality estimation for smart antenna communications systems
US6615024B1 (en)	1998-05-01	2003-09-02	Arraycomm, Inc.	Method and apparatus for determining signatures for calibrating a communication station having an antenna array
US6654590B2 (en)	1998-05-01	2003-11-25	Arraycomm, Inc.	Determining a calibration function using at least one remote terminal
US6668161B2 (en)	1998-05-01	2003-12-23	Arraycomm, Inc.	Determining a spatial signature using a robust calibration signal
US6600914B2 (en)	1999-05-24	2003-07-29	Arraycomm, Inc.	System and method for emergency call channel allocation
USRE42224E1 (en)	1999-05-24	2011-03-15	Durham Logistics Llc	System and method for emergency call channel allocation
US7751854B2 (en)	1999-06-21	2010-07-06	Intel Corporation	Null deepening for an adaptive antenna based communication station

Also Published As

Publication number	Publication date
GB2313261A (en)	1997-11-19
GB9610428D0 (en)	1996-07-24

Publication	Publication Date	Title
HU9700908D0 (en)	1997-07-28	Devices for transmitter path weights and methods there for
GB2313261B (en)	2000-08-30	Devices for transmitter path weights and methods therefor
AU2939397A (en)	1997-11-26	Exercise device
GB2308279B (en)	2000-04-12	Communication method and device
PL330234A1 (en)	1999-05-10	Electromagnetic device
AU5843898A (en)	1998-09-24	Receiving device and signal receiving method
IL137736A0 (en)	2001-10-31	Transmitting method and transmitting device
AU126523S (en)	1996-04-24	An antenna device
AU1513097A (en)	1998-02-12	Golf practice device
AU4822697A (en)	1998-05-11	Tension-torsioner exercising device
GB9610253D0 (en)	1996-07-24	An isolating device
HUP0102910A3 (en)	2002-10-28	Method and device for transmitting signals
AU3252397A (en)	1998-02-02	Time zone indicator device
AU2960397A (en)	1998-01-05	Exercise device
AU3638197A (en)	1998-02-02	Method and device for measuring resilience
PL334839A1 (en)	2000-03-27	Closing device
AU1938497A (en)	1997-10-17	Weighing device and method
GB9904811D0 (en)	1999-04-28	Locating device
AU8802898A (en)	1999-01-25	Method and device for signal coding
GB2298473B (en)	1999-03-17	Damping apparatus
GB2313236B (en)	2000-08-02	Transmit path weight and equaliser setting and device therefor
AU2856699A (en)	1999-10-18	Transmitting/receiving device and transmitting/receiving method
GB9624808D0 (en)	1997-01-15	Weights
IL119228A0 (en)	1996-12-05	An adustable device
ZA962517B (en)	1996-10-11	Preservation device

Legal Events

Date	Code	Title	Description
2011-04-13	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)	Free format text:REGISTERED BETWEEN 20110317 AND 20110323
2012-02-08	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)	Free format text:REGISTERED BETWEEN 20120112 AND 20120118
2016-06-08	PE20	Patent expired after termination of 20 years	Expiry date:20160516

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