HK1107197A1 - The receiver and the method of the estimated optimal antenna weights during soft handover - Google Patents
The receiver and the method of the estimated optimal antenna weights during soft handoverInfo
- Publication number
- HK1107197A1 HK1107197A1 HK07112594.8A HK07112594A HK1107197A1 HK 1107197 A1 HK1107197 A1 HK 1107197A1 HK 07112594 A HK07112594 A HK 07112594A HK 1107197 A1 HK1107197 A1 HK 1107197A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- fbi
- detection
- during soft
- scale factors
- downlink
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000001514 detection method Methods 0.000 abstract 5
- 238000012795 verification Methods 0.000 abstract 2
- 238000009795 derivation Methods 0.000 abstract 1
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
- H04B7/0621—Feedback content
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- 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
- H04B7/06—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
- H04B7/0652—Feedback error handling
- H04B7/0654—Feedback error handling at the receiver, e.g. antenna verification at mobile station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0058—Transmission of hand-off measurement information, e.g. measurement reports
-
- 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
- H04B7/022—Site diversity; Macro-diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/950,732 US7319868B2 (en) | 2004-09-27 | 2004-09-27 | Derivation of optimal antenna weights during soft handover |
US61833104P | 2004-10-13 | 2004-10-13 | |
PCT/EP2005/010077 WO2006034792A2 (fr) | 2004-09-27 | 2005-09-19 | Obtention de ponderations d'antennes optimales pendant un transfert intercellulaire sans coupure |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1107197A1 true HK1107197A1 (en) | 2008-03-28 |
Family
ID=36119247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK07112594.8A HK1107197A1 (en) | 2004-09-27 | 2007-11-19 | The receiver and the method of the estimated optimal antenna weights during soft handover |
Country Status (8)
Country | Link |
---|---|
US (1) | US20060079288A1 (fr) |
EP (1) | EP1794897B1 (fr) |
JP (1) | JP4802193B2 (fr) |
KR (1) | KR101118416B1 (fr) |
AT (1) | ATE393498T1 (fr) |
DE (1) | DE602005006295T2 (fr) |
HK (1) | HK1107197A1 (fr) |
WO (1) | WO2006034792A2 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101132260B (zh) | 2006-08-22 | 2010-06-23 | 中兴通讯股份有限公司 | 增强上行链路异步混合自动重传请求的重传控制方法 |
JP4485547B2 (ja) * | 2007-06-21 | 2010-06-23 | 株式会社エヌ・ティ・ティ・ドコモ | 移動局、および、移動局における送信電力制御方法 |
JP5154295B2 (ja) * | 2008-05-02 | 2013-02-27 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局装置及びユーザ装置並びに通信制御方法 |
WO2010072254A1 (fr) * | 2008-12-22 | 2010-07-01 | Nokia Siemens Networks Oy | Transfert intercellulaire souple pour transmission de réseau d'antennes (txaa) pour liaison montante 3gpp w-cdma |
US8867494B2 (en) * | 2009-11-09 | 2014-10-21 | Qualcomm Incorporated | System and method for single frequency dual cell high speed downlink packet access |
EP2439856B1 (fr) * | 2010-10-08 | 2014-01-15 | Alcatel Lucent | Détermination des pondérations d'émission d'antennes dans la liaison montante pendant un transfert souple |
US9674755B2 (en) * | 2014-01-15 | 2017-06-06 | Qualcomm Incorporated | Intra and inter-frequency handover in LTE with uplink and downlink metrics |
US10749566B2 (en) * | 2018-11-13 | 2020-08-18 | Qualcomm Incorporated | Dynamically adjustable radio-frequency (RF) front-end |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001168777A (ja) * | 1999-12-06 | 2001-06-22 | Matsushita Electric Ind Co Ltd | 通信端末装置及び無線通信方法 |
JP4505679B2 (ja) * | 2000-12-25 | 2010-07-21 | ソフトバンクテレコム株式会社 | 送信ダイバーシチ装置 |
US7116944B2 (en) | 2002-02-07 | 2006-10-03 | Lucent Technologies Inc. | Method and apparatus for feedback error detection in a wireless communications systems |
CN100435489C (zh) * | 2002-05-15 | 2008-11-19 | 诺基亚有限公司 | 利用确定性摄动梯度近似法来帮助天线权选择的设备及相关方法 |
-
2005
- 2005-09-19 WO PCT/EP2005/010077 patent/WO2006034792A2/fr active IP Right Grant
- 2005-09-19 KR KR1020077006859A patent/KR101118416B1/ko not_active IP Right Cessation
- 2005-09-19 JP JP2007532814A patent/JP4802193B2/ja not_active Expired - Fee Related
- 2005-09-19 DE DE602005006295T patent/DE602005006295T2/de active Active
- 2005-09-19 AT AT05784082T patent/ATE393498T1/de not_active IP Right Cessation
- 2005-09-19 EP EP05784082A patent/EP1794897B1/fr not_active Not-in-force
- 2005-10-13 US US11/249,996 patent/US20060079288A1/en not_active Abandoned
-
2007
- 2007-11-19 HK HK07112594.8A patent/HK1107197A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2006034792A8 (fr) | 2007-07-12 |
DE602005006295T2 (de) | 2008-08-07 |
JP4802193B2 (ja) | 2011-10-26 |
KR101118416B1 (ko) | 2012-03-06 |
EP1794897A2 (fr) | 2007-06-13 |
JP2008515254A (ja) | 2008-05-08 |
ATE393498T1 (de) | 2008-05-15 |
DE602005006295D1 (de) | 2008-06-05 |
EP1794897B1 (fr) | 2008-04-23 |
KR20070053787A (ko) | 2007-05-25 |
WO2006034792A3 (fr) | 2006-08-03 |
WO2006034792A2 (fr) | 2006-04-06 |
US20060079288A1 (en) | 2006-04-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20170919 |