CN101986745B - 一种通信方法和通信系统 - Google Patents
一种通信方法和通信系统 Download PDFInfo
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- CN101986745B CN101986745B CN2010102390935A CN201010239093A CN101986745B CN 101986745 B CN101986745 B CN 101986745B CN 2010102390935 A CN2010102390935 A CN 2010102390935A CN 201010239093 A CN201010239093 A CN 201010239093A CN 101986745 B CN101986745 B CN 101986745B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
- H04J11/0073—Acquisition of primary synchronisation channel, e.g. detection of cell-ID within cell-ID group
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
- H04J11/0076—Acquisition of secondary synchronisation channel, e.g. detection of cell-ID group
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0614—Systems characterised by the synchronising information used the synchronising signal being characterised by the amplitude, duration or polarity
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/510,956 US8462647B2 (en) | 2009-07-28 | 2009-07-28 | Method and system for multiple frequency hypothesis testing with full synch acquisition in an E-UTRA/LTE UE receiver |
US12/510,956 | 2009-07-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101986745A CN101986745A (zh) | 2011-03-16 |
CN101986745B true CN101986745B (zh) | 2013-12-18 |
Family
ID=43478059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010102390935A Active CN101986745B (zh) | 2009-07-28 | 2010-07-28 | 一种通信方法和通信系统 |
Country Status (5)
Country | Link |
---|---|
US (2) | US8462647B2 (zh) |
EP (1) | EP2290859A3 (zh) |
CN (1) | CN101986745B (zh) |
HK (1) | HK1155601A1 (zh) |
TW (1) | TWI434580B (zh) |
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US8385441B2 (en) | 2009-01-06 | 2013-02-26 | Marvell World Trade Ltd. | Efficient MIMO transmission schemes |
US8238483B2 (en) | 2009-02-27 | 2012-08-07 | Marvell World Trade Ltd. | Signaling of dedicated reference signal (DRS) precoding granularity |
CN102405603B (zh) * | 2009-04-21 | 2015-04-29 | 马维尔国际贸易有限公司 | 具有选择性波束衰减的波束成形方法、设备及系统 |
US8369279B2 (en) | 2010-03-10 | 2013-02-05 | Broadcom Corporation | Method and system for iterative multiple frequency hypothesis testing with cell-ID detection in an E-UTRA/LTE UE receiver |
US8401123B2 (en) * | 2009-07-28 | 2013-03-19 | Broadcom Corporation | Method and system for increasing the accuracy of frequency offset estimation in multiple frequency hypothesis testing in an E-UTRA/LTE UE receiver |
US8380151B2 (en) | 2009-12-18 | 2013-02-19 | Broadcom Corporation | Method and system for reducing the complexity of multi-frequency hypothesis testing using an iterative approach |
US8462647B2 (en) * | 2009-07-28 | 2013-06-11 | Broadcom Corporation | Method and system for multiple frequency hypothesis testing with full synch acquisition in an E-UTRA/LTE UE receiver |
US8675794B1 (en) | 2009-10-13 | 2014-03-18 | Marvell International Ltd. | Efficient estimation of feedback for modulation and coding scheme (MCS) selection |
US8917796B1 (en) | 2009-10-19 | 2014-12-23 | Marvell International Ltd. | Transmission-mode-aware rate matching in MIMO signal generation |
US8447005B2 (en) * | 2009-11-05 | 2013-05-21 | Telefonaktiebolaget L M Ericsson (Publ) | Frequency synchronization methods and apparatus |
WO2011055238A1 (en) | 2009-11-09 | 2011-05-12 | Marvell World Trade Ltd | Asymmetrical feedback for coordinated transmission systems |
JP5637486B2 (ja) | 2009-12-17 | 2014-12-10 | マーベル ワールド トレード リミテッド | 交差偏波アンテナ用のmimoフィードバックスキーム |
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WO2011083417A2 (en) | 2010-01-07 | 2011-07-14 | Marvell World Trade Ltd | Signaling of dedicated reference signal (drs) precoding granularity |
JP5258002B2 (ja) | 2010-02-10 | 2013-08-07 | マーベル ワールド トレード リミテッド | Mimo通信システムにおける装置、移動通信端末、チップセット、およびその方法 |
US8687741B1 (en) * | 2010-03-29 | 2014-04-01 | Marvell International Ltd. | Scoring hypotheses in LTE cell search |
JP2012100254A (ja) | 2010-10-06 | 2012-05-24 | Marvell World Trade Ltd | Pucchフィードバックのためのコードブックサブサンプリング |
US8615052B2 (en) | 2010-10-06 | 2013-12-24 | Marvell World Trade Ltd. | Enhanced channel feedback for multi-user MIMO |
US9048970B1 (en) | 2011-01-14 | 2015-06-02 | Marvell International Ltd. | Feedback for cooperative multipoint transmission systems |
US8861391B1 (en) | 2011-03-02 | 2014-10-14 | Marvell International Ltd. | Channel feedback for TDM scheduling in heterogeneous networks having multiple cell classes |
WO2012131612A1 (en) | 2011-03-31 | 2012-10-04 | Marvell World Trade Ltd. | Channel feedback for cooperative multipoint transmission |
CN102868420B (zh) * | 2011-07-06 | 2014-10-08 | 开曼晨星半导体公司 | 一种lte同步的方法 |
CN103052137B (zh) * | 2011-10-13 | 2015-06-17 | 中国普天信息产业股份有限公司 | 一种小区搜索方法 |
US9020058B2 (en) | 2011-11-07 | 2015-04-28 | Marvell World Trade Ltd. | Precoding feedback for cross-polarized antennas based on signal-component magnitude difference |
US8923427B2 (en) | 2011-11-07 | 2014-12-30 | Marvell World Trade Ltd. | Codebook sub-sampling for frequency-selective precoding feedback |
WO2013068974A1 (en) | 2011-11-10 | 2013-05-16 | Marvell World Trade Ltd. | Differential cqi encoding for cooperative multipoint feedback |
WO2013081293A1 (en) * | 2011-12-02 | 2013-06-06 | Lg Electronics Inc. | Method for indicating control channel in wireless access system, and base station and user equipment for the same |
US9220087B1 (en) | 2011-12-08 | 2015-12-22 | Marvell International Ltd. | Dynamic point selection with combined PUCCH/PUSCH feedback |
US8902842B1 (en) | 2012-01-11 | 2014-12-02 | Marvell International Ltd | Control signaling and resource mapping for coordinated transmission |
EP2639982B1 (en) * | 2012-03-15 | 2015-01-14 | ST-Ericsson SA | A receiver and a method therein |
CN104521269B (zh) | 2012-04-27 | 2018-05-11 | 马维尔国际贸易有限公司 | 用于基站和移动通信终端之间的多点协作(CoMP)通信方法和装置 |
US9533068B2 (en) * | 2012-05-04 | 2017-01-03 | The Johns Hopkins University | Drug loaded microfiber sutures for ophthalmic application |
US9451570B2 (en) * | 2012-08-29 | 2016-09-20 | Alcatel Lucent | Device discovery for device-to-device communication |
US9451569B1 (en) * | 2012-09-18 | 2016-09-20 | Marvell International Ltd. | Systems and methods for detecting a primary synchronization signal in a wireless communication system |
DE112013004736B4 (de) | 2012-09-26 | 2018-07-12 | Apple Inc. | Verfahren zum gleichzeitigen Empfangen von LTE und 1x in einer SRLTE-Vorrichtung |
US9479218B2 (en) * | 2013-04-22 | 2016-10-25 | Mediatek Singapore Pte Ltd. | Methods for LTE cell search with large frequency offset |
KR102169668B1 (ko) * | 2014-01-03 | 2020-10-23 | 삼성전자주식회사 | 무선통신 시스템에서 고주파처리 모듈 제어 방법 및 장치 |
US10536913B2 (en) * | 2015-03-06 | 2020-01-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and device for improved cell synchronization |
CN106411445B (zh) * | 2015-07-31 | 2019-08-27 | 南京中兴软件有限责任公司 | 一种通信系统中同步信号的发送方法、同步方法及装置 |
DE102016002023B4 (de) | 2016-02-20 | 2022-03-31 | Audi Ag | Kraftfahrzeug und Verfahren zum Anpassen einer Fahrgeschwindigkeit des Kraftfahrzeugs an eine jeweilige Geschwindigkeitsklasse zumindest eines Rads des Kraftfahrzeugs |
WO2017213420A1 (ko) * | 2016-06-07 | 2017-12-14 | 엘지전자(주) | 무선 통신 시스템에서 순환 전치에 대한 정보를 획득하는 방법 및 이를 위한 장치 |
CN107733828B (zh) | 2016-08-12 | 2020-10-09 | 电信科学技术研究院 | 一种确定基带参数的方法和设备 |
CN112073099A (zh) * | 2016-10-15 | 2020-12-11 | 上海朗帛通信技术有限公司 | 一种支持同步信号的ue、基站中的方法和装置 |
US11239972B2 (en) * | 2016-11-17 | 2022-02-01 | Qualcomm Incorporated | Large cell support for narrowband random access |
US11350265B2 (en) * | 2019-06-28 | 2022-05-31 | Apple Inc. | Presence discovery techniques |
CN110290581B (zh) * | 2019-07-03 | 2021-07-06 | 重庆邮电大学 | 一种5g系统中的快速时频同步方法及终端 |
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EP1306979A1 (en) * | 2001-10-26 | 2003-05-02 | STMicroelectronics N.V. | Method and device for slot synchronisation of a user equipment to a cell in a cell search procedure of a mobile communication system |
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-
2009
- 2009-07-28 US US12/510,956 patent/US8462647B2/en active Active
-
2010
- 2010-07-23 EP EP20100007699 patent/EP2290859A3/en not_active Withdrawn
- 2010-07-28 TW TW99124831A patent/TWI434580B/zh active
- 2010-07-28 CN CN2010102390935A patent/CN101986745B/zh active Active
-
2011
- 2011-09-09 HK HK11109550A patent/HK1155601A1/xx not_active IP Right Cessation
-
2012
- 2012-09-14 US US13/620,035 patent/US9225440B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1306979A1 (en) * | 2001-10-26 | 2003-05-02 | STMicroelectronics N.V. | Method and device for slot synchronisation of a user equipment to a cell in a cell search procedure of a mobile communication system |
CN1893407A (zh) * | 2005-06-30 | 2007-01-10 | 三星电机株式会社 | Zigbee系统中基于频率偏移补偿的符号检测器及符号检测方法 |
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CN101420267A (zh) * | 2007-08-01 | 2009-04-29 | 美国博通公司 | 一种无线终端及其操作方法 |
Also Published As
Publication number | Publication date |
---|---|
EP2290859A3 (en) | 2013-01-23 |
HK1155601A1 (en) | 2012-05-18 |
US9225440B2 (en) | 2015-12-29 |
TWI434580B (zh) | 2014-04-11 |
US20110026413A1 (en) | 2011-02-03 |
EP2290859A2 (en) | 2011-03-02 |
US20130176941A1 (en) | 2013-07-11 |
CN101986745A (zh) | 2011-03-16 |
US8462647B2 (en) | 2013-06-11 |
TW201136348A (en) | 2011-10-16 |
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