CA2773945C - The use of first and second preambles in wireless communication signals - Google Patents
The use of first and second preambles in wireless communication signals Download PDFInfo
- Publication number
- CA2773945C CA2773945C CA2773945A CA2773945A CA2773945C CA 2773945 C CA2773945 C CA 2773945C CA 2773945 A CA2773945 A CA 2773945A CA 2773945 A CA2773945 A CA 2773945A CA 2773945 C CA2773945 C CA 2773945C
- Authority
- CA
- Canada
- Prior art keywords
- synchronization
- preamble
- synchronization preamble
- signal frame
- sequence
- 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.)
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Classifications
-
- 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]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
- H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
- H04W56/007—Open loop measurement
- H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
- H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2603—Signal structure ensuring backward compatibility with legacy system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
- H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
- H04L27/26136—Pilot sequence conveying additional information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0025—Synchronization between nodes synchronizing potentially movable access points
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J2011/0096—Network synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22297609P | 2009-07-03 | 2009-07-03 | |
| US61/222,976 | 2009-07-03 | ||
| PCT/CA2010/001032 WO2011000109A1 (en) | 2009-07-03 | 2010-07-05 | The use of first and second preambles in wireless communication signals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2773945A1 CA2773945A1 (en) | 2011-01-06 |
| CA2773945C true CA2773945C (en) | 2016-03-29 |
Family
ID=43410417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2773945A Active CA2773945C (en) | 2009-07-03 | 2010-07-05 | The use of first and second preambles in wireless communication signals |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP2449832A4 (enExample) |
| JP (1) | JP5830016B2 (enExample) |
| KR (1) | KR101614982B1 (enExample) |
| CN (1) | CN102550096B (enExample) |
| BR (1) | BR112012000075A8 (enExample) |
| CA (1) | CA2773945C (enExample) |
| RU (1) | RU2541929C2 (enExample) |
| WO (1) | WO2011000109A1 (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8488634B2 (en) | 2008-07-07 | 2013-07-16 | Apple Inc. | Use of first and second preambles in wireless communication signals |
| CN104081839A (zh) * | 2012-11-26 | 2014-10-01 | 华为技术有限公司 | 同步信号的发送、接收方法和装置 |
| CN103532573B (zh) * | 2013-08-16 | 2015-09-23 | 上海数字电视国家工程研究中心有限公司 | 数字信号发射方法及装置 |
| WO2015104839A1 (ja) * | 2014-01-10 | 2015-07-16 | 株式会社日立製作所 | 無線通信システム、基地局、及びセル選択制御方法 |
| KR102499573B1 (ko) * | 2014-08-25 | 2023-02-16 | 주식회사 윌러스표준기술연구소 | 무선 통신 방법 및 이를 이용한 무선 통신 단말 |
| MY194188A (en) | 2014-09-30 | 2022-11-18 | Huawei Tech Co Ltd | Data transmission method and apparatus |
| CN106161316B (zh) | 2015-04-08 | 2020-12-22 | 北京三星通信技术研究有限公司 | 导频序列参考信号发送、接收方法及其装置 |
| WO2016163732A1 (en) * | 2015-04-08 | 2016-10-13 | Samsung Electronics Co., Ltd. | Method and apparatus for transmitting and receiving preamble based reference signal |
| CN109937546B (zh) | 2016-11-09 | 2022-06-07 | 瑞典爱立信有限公司 | 用于同时的ofdma信令和非ofdma信令的链路自适应 |
| CN108989242B (zh) * | 2017-02-03 | 2020-01-03 | 华为技术有限公司 | 一种改变数据无线承载映射的QoS流处理方法和设备 |
| DE102017204184A1 (de) * | 2017-03-14 | 2018-09-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Authentisierte Bestätigungs- und Aktivierungsnachricht |
| CN111132304B (zh) * | 2019-12-31 | 2022-01-28 | 展讯通信（上海）有限公司 | 自组网的全网同步方法及装置、终端、存储介质 |
| CN113315610B (zh) * | 2020-02-27 | 2024-12-24 | 北京新岸线移动多媒体技术有限公司 | 一种无线通信方法及装置 |
| KR102646758B1 (ko) * | 2022-06-16 | 2024-03-11 | 국방과학연구소 | 네트워크 망 동기 방법 및 이를 수행하는 노드 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69825370T2 (de) * | 1997-07-17 | 2004-12-16 | Matsushita Electric Industrial Co., Ltd., Kadoma | CDMA Funknachrichtenübertragungsgerät |
| US6487184B1 (en) * | 2000-08-25 | 2002-11-26 | Motorola, Inc. | Method and apparatus for supporting radio acknowledgement information for a uni-directional user data channel |
| KR100589478B1 (ko) * | 2001-11-29 | 2006-06-14 | 인터디지탈 테크날러지 코포레이션 | 시분할 이중 시스템에서의 셀 검색 방법, 노드 비(ｂ) 및사용자 장치 |
| EP1779552A4 (en) * | 2004-08-16 | 2009-07-08 | Zte San Diego Inc | FAST CELL SEARCH AND PRECISE SYNCHRONIZATION IN WIRELESS COMMUNICATIONS |
| US7616679B2 (en) * | 2006-03-29 | 2009-11-10 | Posdata Co., Ltd. | Method and apparatus for searching cells utilizing down link preamble signal |
| US8050223B2 (en) * | 2007-04-12 | 2011-11-01 | Wi-Lan Inc. | System and method for facilitating co-channel and co-existence via enhanced frame preambles |
| JP4465374B2 (ja) * | 2007-08-14 | 2010-05-19 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システム、基地局装置及び送信方法 |
| US9119132B2 (en) * | 2007-10-10 | 2015-08-25 | Qualcomm Incorporated | Efficient system identification schemes for communication systems |
| KR101058166B1 (ko) * | 2007-12-18 | 2011-08-24 | 중앙대학교 산학협력단 | 계층 구조의 셀룰러 시스템에서 핸드오버 시의 오버헤드를줄이기 위한 프리앰블 설계 방법 |
| US8374139B2 (en) * | 2009-03-27 | 2013-02-12 | Mediatek Inc. | Low latency synchronization scheme for wireless OFDMA systems |
-
2010
- 2010-07-05 WO PCT/CA2010/001032 patent/WO2011000109A1/en not_active Ceased
- 2010-07-05 JP JP2012517991A patent/JP5830016B2/ja not_active Expired - Fee Related
- 2010-07-05 RU RU2012103043/08A patent/RU2541929C2/ru active
- 2010-07-05 CA CA2773945A patent/CA2773945C/en active Active
- 2010-07-05 KR KR1020127003155A patent/KR101614982B1/ko not_active Expired - Fee Related
- 2010-07-05 BR BR112012000075A patent/BR112012000075A8/pt not_active IP Right Cessation
- 2010-07-05 CN CN201080039186.1A patent/CN102550096B/zh not_active Expired - Fee Related
- 2010-07-05 EP EP10793486.1A patent/EP2449832A4/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP2449832A1 (en) | 2012-05-09 |
| BR112012000075A2 (pt) | 2017-07-25 |
| BR112012000075A8 (pt) | 2017-09-19 |
| JP2013510451A (ja) | 2013-03-21 |
| RU2541929C2 (ru) | 2015-02-20 |
| JP5830016B2 (ja) | 2015-12-09 |
| KR101614982B1 (ko) | 2016-04-22 |
| RU2012103043A (ru) | 2013-08-10 |
| CN102550096B (zh) | 2015-07-08 |
| CA2773945A1 (en) | 2011-01-06 |
| KR20140020176A (ko) | 2014-02-18 |
| WO2011000109A1 (en) | 2011-01-06 |
| EP2449832A4 (en) | 2017-07-12 |
| CN102550096A (zh) | 2012-07-04 |
| HK1173025A1 (en) | 2013-05-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |