CN103825674B - 蜂窝网络的干扰抑制和对齐 - Google Patents
蜂窝网络的干扰抑制和对齐 Download PDFInfo
- Publication number
- CN103825674B CN103825674B CN201310575154.9A CN201310575154A CN103825674B CN 103825674 B CN103825674 B CN 103825674B CN 201310575154 A CN201310575154 A CN 201310575154A CN 103825674 B CN103825674 B CN 103825674B
- Authority
- CN
- China
- Prior art keywords
- base station
- interfering
- time
- serving
- signal
- 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.)
- Active
Links
- 230000001413 cellular effect Effects 0.000 title abstract 2
- 230000005540 biological transmission Effects 0.000 claims abstract 2
- 230000002452 interceptive effect Effects 0.000 claims 19
- 239000013598 vector Substances 0.000 claims 14
- 230000011664 signaling Effects 0.000 claims 2
- 230000001629 suppression Effects 0.000 claims 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
- H04B7/022—Site diversity; Macro-diversity
- H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/0026—Interference mitigation or co-ordination of multi-user interference
- H04J11/003—Interference mitigation or co-ordination of multi-user interference at the transmitter
- H04J11/0033—Interference mitigation or co-ordination of multi-user interference at the transmitter by pre-cancellation of known interference, e.g. using a matched filter, dirty paper coder or Thomlinson-Harashima precoder
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261796636P | 2012-11-16 | 2012-11-16 | |
US201261796635P | 2012-11-16 | 2012-11-16 | |
US61/796,636 | 2012-11-16 | ||
US61/796,635 | 2012-11-16 | ||
US13/838,317 | 2013-03-15 | ||
US13/838,317 US9780843B2 (en) | 2012-11-16 | 2013-03-15 | Interference suppression and alignment for cellular networks |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103825674A CN103825674A (zh) | 2014-05-28 |
CN103825674B true CN103825674B (zh) | 2017-11-17 |
Family
ID=50727874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310575154.9A Active CN103825674B (zh) | 2012-11-16 | 2013-11-15 | 蜂窝网络的干扰抑制和对齐 |
Country Status (2)
Country | Link |
---|---|
US (1) | US9780843B2 (zh) |
CN (1) | CN103825674B (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2946497B1 (en) * | 2013-01-21 | 2017-04-26 | Telefonaktiebolaget LM Ericsson (publ) | Interference cancellation in a cellular communication network |
US9521558B2 (en) * | 2013-06-10 | 2016-12-13 | Samsung Electronics Co., Ltd. | Computing system with coordination mechanism and method of operation thereof |
US10110293B2 (en) * | 2014-06-19 | 2018-10-23 | Nec Corporation | Interference alignment in a network with asymmetrical channel dimensions |
CN105306174B (zh) | 2014-06-20 | 2020-01-14 | 中兴通讯股份有限公司 | 一种基于码本设计和选择的干扰对齐实现方法及装置 |
US9634785B2 (en) * | 2014-07-31 | 2017-04-25 | Samsung Electronics Co., Ltd | Interference cancellation method of user equipment in cellular communication system |
WO2016080571A1 (ko) * | 2014-11-20 | 2016-05-26 | 엘지전자 주식회사 | 셀 간 간섭 제거를 위한 셀 간 정보를 송수신하는 방법 및 장치 |
CN105162505B (zh) * | 2015-09-30 | 2018-02-23 | 南京邮电大学 | 基于干扰对齐的蜂窝网络下行链路自适应预编码方法 |
CN105516034B (zh) * | 2015-11-24 | 2018-08-24 | 山东大学 | 一种全双工大规模天线阵列系统中自干扰的联合抑制方法 |
KR101892120B1 (ko) * | 2016-12-16 | 2018-08-29 | 엘지전자 주식회사 | 무선 통신 시스템에서 단말의 간섭 정보를 이용하여 스케쥴링을 수행하는 방법 및 이를 위한 장치 |
US10567043B2 (en) * | 2017-02-10 | 2020-02-18 | Huawei Technologies Co., Ltd. | Antenna arrangements for interference alignment in line of sight wireless communications |
US10742360B2 (en) | 2017-04-14 | 2020-08-11 | Mediatek Inc. | Layer mapping, CSI feedback and HARQ feedback in mobile communications |
KR102596432B1 (ko) * | 2018-02-21 | 2023-10-31 | 삼성전자주식회사 | 복수의 무선 통신 시스템을 지원하기 위한 장치 및 그 동작 방법 |
CN111431679B (zh) * | 2019-01-09 | 2024-04-12 | 华为技术有限公司 | 参数配置方法和通信装置 |
WO2024045102A1 (zh) * | 2022-08-31 | 2024-03-07 | 华为技术有限公司 | 通信方法及装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060153283A1 (en) * | 2005-01-13 | 2006-07-13 | Scharf Louis L | Interference cancellation in adjoint operators for communication receivers |
US8169953B2 (en) * | 2005-05-17 | 2012-05-01 | Qualcomm Incorporated | Method and apparatus for wireless multi-carrier communications |
US8238954B2 (en) * | 2008-06-25 | 2012-08-07 | Samsung Electronics Co., Ltd. | Inter-cell interference avoidance for downlink transmission |
US9119212B2 (en) * | 2008-07-11 | 2015-08-25 | Qualcomm Incorporated | Inter-cell interference cancellation framework |
US8295395B2 (en) * | 2008-09-30 | 2012-10-23 | Apple Inc. | Methods and apparatus for partial interference reduction within wireless networks |
CN101729131B (zh) * | 2008-11-03 | 2014-06-04 | 夏普株式会社 | 无线通信系统及预编码方法 |
US8274951B2 (en) | 2009-03-17 | 2012-09-25 | Samsung Electronics Co., Ltd. | System and method for dynamic cell selection and resource mapping for CoMP joint transmission |
KR101719855B1 (ko) * | 2010-02-02 | 2017-03-27 | 엘지전자 주식회사 | 무선 네트워크에서 간섭 정렬을 위한 전력 제어 방법 |
US8743723B2 (en) * | 2010-11-05 | 2014-06-03 | Interdigital Patent Holdings, Inc. | Methods, apparatus and systems for applying almost blank subframe (ABS) patterns |
US8537911B2 (en) * | 2011-02-21 | 2013-09-17 | Motorola Mobility Llc | Method and apparatus for reference signal processing in an orthogonal frequency division multiplexing communication system |
US8811514B2 (en) * | 2011-05-06 | 2014-08-19 | Dynamic Invention Llc | Partial interference alignment for K-user MIMO interference channels |
KR20140009463A (ko) * | 2012-01-27 | 2014-01-22 | 엔이씨 래버러터리즈 아메리카 인코포레이티드 | 협력 다지점 송수신 |
US20140112410A1 (en) * | 2012-10-23 | 2014-04-24 | Toyota Infotechnology Center Co., Ltd. | System for Virtual Interference Alignment |
-
2013
- 2013-03-15 US US13/838,317 patent/US9780843B2/en active Active
- 2013-11-15 CN CN201310575154.9A patent/CN103825674B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN103825674A (zh) | 2014-05-28 |
US9780843B2 (en) | 2017-10-03 |
US20140140317A1 (en) | 2014-05-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103825674B (zh) | 蜂窝网络的干扰抑制和对齐 | |
Hosseini et al. | Massive MIMO and small cells: How to densify heterogeneous networks | |
EP2661002B1 (en) | Interference Suppression for Cellular Networks | |
CN103404068B (zh) | 协调多点(CoMP)干扰噪声估计的方法和装置 | |
EP2974391B1 (en) | Systems and methods for radio frequency calibration exploiting channel reciprocity in distributed input distributed output wireless communications | |
DK2847918T3 (en) | Methods and devices for CSI reporting | |
JP5995030B2 (ja) | ジョイントチャネル補正方法、ジョイントチャネル補正ユニット及び基地局 | |
AU2013395533B2 (en) | Method, apparatus, and system for handling co-channel cell interference | |
US20150043522A1 (en) | Enhanced mu-mimo network assisted interference suppression | |
KR20170109015A (ko) | 비-직교 다중 접속 송신 방법, 기지국 및 사용자 기기 | |
US20150381388A1 (en) | Channel estimation in wireless communications | |
CN102395163A (zh) | 协作多点传输系统中信息的交互方法及协作多点传输系统 | |
JP2012510764A (ja) | 基準信号を送信するための方法及び通信ネットワーク要素 | |
US20170303156A1 (en) | Apparatus | |
CN102761353B (zh) | 一种协作节点和配对用户的选择方法及系统 | |
US9313783B2 (en) | Enhancing coordinated multi-point processing transmission through resource element muting | |
EP2848059A2 (en) | Signaling scheme for coordinated transmissions | |
US20180191407A1 (en) | Information transmission method, apparatus, and device | |
CN115152174B (zh) | 一种通信方法及装置 | |
Nosrat-Makouei et al. | User admission in MIMO interference alignment networks | |
HK1194547A (zh) | 蜂窩網絡的干擾抑制和對齊 | |
US9614631B2 (en) | Coordination and signaling in NAICS and interference partitioning | |
EP3217567A1 (en) | Method for sending pilot frequency, station and access station | |
Bhamri et al. | Improving MU-MIMO performance in LTE-(advanced) by efficiently exploiting feedback resources and through dynamic scheduling | |
WO2022110087A1 (zh) | 一种通信方法、装置及计算机可读存储介质 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1194547 Country of ref document: HK |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20170314 Address after: Singapore Singapore Applicant after: Avago Technologies Fiber IP Singapore Pte. Ltd. Address before: American California Applicant before: Zyray Wireless Inc. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181019 Address after: Singapore Singapore Patentee after: Annwa high tech Limited by Share Ltd Address before: Singapore Singapore Patentee before: Avago Technologies Fiber IP Singapore Pte. Ltd. |
|
TR01 | Transfer of patent right | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1194547 Country of ref document: HK |