BRPI0706535A8 - equipamentos de geração de downlink frame em sistema de comunicação sem fio e de busca de célula e métodos de geração de sinal de downlink e de busca de célula e meio legível em computador - Google Patents
equipamentos de geração de downlink frame em sistema de comunicação sem fio e de busca de célula e métodos de geração de sinal de downlink e de busca de célula e meio legível em computadorInfo
- Publication number
- BRPI0706535A8 BRPI0706535A8 BRPI0706535A BRPI0706535A BRPI0706535A8 BR PI0706535 A8 BRPI0706535 A8 BR PI0706535A8 BR PI0706535 A BRPI0706535 A BR PI0706535A BR PI0706535 A BRPI0706535 A BR PI0706535A BR PI0706535 A8 BRPI0706535 A8 BR PI0706535A8
- Authority
- BR
- Brazil
- Prior art keywords
- cell search
- downlink signal
- downlink
- wireless communication
- computer readable
- Prior art date
Links
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 title abstract 3
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]
- H04J11/0079—Acquisition of downlink reference signals, e.g. detection of cell-ID
-
- 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
-
- 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
- H04L27/26132—Structure of the reference signals using repetition
-
- 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
- H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe 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
- H04L27/2668—Details of algorithms
- H04L27/2681—Details of algorithms characterised by constraints
- H04L27/2685—Speed of convergence
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)
Abstract
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060136322A KR100821275B1 (ko) | 2006-01-04 | 2006-12-28 | 하향링크 신호를 생성하는 방법, 그리고 셀 탐색을수행하는 방법 |
| KR10-2006-0136322 | 2006-12-28 | ||
| PCT/KR2007/002615 WO2008082038A1 (en) | 2006-01-04 | 2007-05-30 | Method for generating downlink signal, and method for searching cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0706535A2 BRPI0706535A2 (pt) | 2011-03-29 |
| BRPI0706535A8 true BRPI0706535A8 (pt) | 2018-05-02 |
Family
ID=40513370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0706535A BRPI0706535A8 (pt) | 2006-12-28 | 2007-05-30 | equipamentos de geração de downlink frame em sistema de comunicação sem fio e de busca de célula e métodos de geração de sinal de downlink e de busca de célula e meio legível em computador |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8630279B2 (pt) |
| EP (1) | EP2097994B1 (pt) |
| KR (1) | KR100821275B1 (pt) |
| CN (1) | CN101385259B (pt) |
| BR (1) | BRPI0706535A8 (pt) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101516017B1 (ko) * | 2007-05-16 | 2015-05-04 | 삼성전자주식회사 | 무선통신시스템을 위한 파일럿 신호 송수신 방법 및 장치 |
| US9332515B2 (en) * | 2007-06-18 | 2016-05-03 | Texas Instruments Incorporated | Mapping schemes for secondary synchronization signal scrambling |
| US8599824B2 (en) * | 2008-01-11 | 2013-12-03 | Broadcom Corporation | Method and system for bluetooth conditional synchronization |
| US8059676B2 (en) | 2008-02-17 | 2011-11-15 | Lg Electronics Inc. | Method of communication using frame |
| KR101173664B1 (ko) * | 2008-05-02 | 2012-08-13 | 한국전자통신연구원 | 동기 채널 송수신 방법 및 장치 |
| WO2010062086A2 (ko) | 2008-11-27 | 2010-06-03 | 엘지전자주식회사 | 무선통신 시스템에서 데이터의 전송장치 및 방법 |
| US9154273B2 (en) * | 2008-12-22 | 2015-10-06 | Lg Electronics Inc. | Method and apparatus for data transmission using a data frame |
| US9474016B2 (en) * | 2015-02-13 | 2016-10-18 | Freescale Semiconductor, Inc. | Cell search in a wireless communication network |
| US10165536B2 (en) * | 2015-06-19 | 2018-12-25 | Qualcomm Incorporated | System scanning and acquisition |
| CN110365461B (zh) * | 2017-12-18 | 2020-08-07 | 华为技术有限公司 | 一种信号发送、接收方法及设备 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5930366A (en) * | 1997-08-29 | 1999-07-27 | Telefonaktiebolaget L M Ericsson | Synchronization to a base station and code acquisition within a spread spectrum communication system |
| US6504830B1 (en) | 1998-06-15 | 2003-01-07 | Telefonaktiebolaget Lm Ericsson Publ | Method, apparatus, and system for fast base synchronization and sector identification |
| JP2000201134A (ja) | 1999-01-06 | 2000-07-18 | Ntt Mobil Communication Network Inc | マルチキャリア/ds―cdma伝送方法および復調装置 |
| US6717930B1 (en) | 2000-05-22 | 2004-04-06 | Interdigital Technology Corporation | Cell search procedure for time division duplex communication systems using code division multiple access |
| US7400654B2 (en) | 2000-05-23 | 2008-07-15 | Siemens Aktiengesellschaft | Method for synchronizing a receiver with a transmitter |
| US7548506B2 (en) | 2001-10-17 | 2009-06-16 | Nortel Networks Limited | System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design |
| JP3694479B2 (ja) * | 2001-12-07 | 2005-09-14 | 松下電器産業株式会社 | マルチキャリア送受信装置、マルチキャリア無線通信方法、およびマルチキャリア無線通信用プログラム |
| KR100479864B1 (ko) | 2002-11-26 | 2005-03-31 | 학교법인 중앙대학교 | 이동 통신 시스템에서의 하향링크 신호의 구성 방법과동기화 방법 및 그 장치 그리고 이를 이용한 셀 탐색 방법 |
| US7738437B2 (en) * | 2003-01-21 | 2010-06-15 | Nortel Networks Limited | Physical layer structures and initial access schemes in an unsynchronized communication network |
| KR100594597B1 (ko) | 2003-10-24 | 2006-06-30 | 한국전자통신연구원 | 이동통신시스템에서의 하향링크 신호 구성 방법 및 그장치와, 이를 이용한 동기화 및 셀 탐색 방법과 그 장치 |
| KR100519919B1 (ko) * | 2003-12-22 | 2005-10-10 | 한국전자통신연구원 | Ofdma 시스템에서의 전송 프레임 구성 방법과 그를이용한 단말기 동기 획득 장치 및 방법 |
| KR20050066562A (ko) | 2003-12-26 | 2005-06-30 | 삼성전자주식회사 | 직교 주파수 분할 다중화 방식의 무선 통신 시스템에서의프레임 프리앰블 구성 방법 및 그 프리앰블을 이용한프레임 동기 획득 및 셀 검색 방법 |
| US7336600B2 (en) * | 2003-12-29 | 2008-02-26 | Industrial Technology Research Institute | Cell search method for orthogonal frequency division multiplexing based cellular communication system |
| KR100715910B1 (ko) * | 2004-09-20 | 2007-05-08 | 삼성전자주식회사 | 다중 접속 방식을 사용하는 이동 통신 시스템의 셀 탐색장치 및 방법 |
| US8134996B2 (en) * | 2005-07-21 | 2012-03-13 | Texas Instruments Incorporated | Downlink synchronization for a cellular OFDM communication system |
| KR100715194B1 (ko) * | 2005-10-10 | 2007-05-07 | 한국전자통신연구원 | 직교 주파수 분할 다중 접속 이동통신 시스템에서 하향링크신호를 송신하는 기지국 장치 및 사용자 단말기의하향링크 초기 동기화 및 셀탐색 장치 및 방법 |
| KR101330795B1 (ko) * | 2005-11-10 | 2013-11-18 | 삼성전자주식회사 | Ofdm 셀룰라 시스템에서의 셀 탐색 방법, 이를 위한프레임 송신 방법 및 순방향 링크 프레임 구조 |
| KR100881169B1 (ko) * | 2006-07-25 | 2009-02-02 | 한국전자통신연구원 | 순방향 링크 프레임 생성 방법 및 장치, 그리고 셀 탐색 방법 및 장치 |
| US8228887B2 (en) * | 2006-09-29 | 2012-07-24 | Apple Inc. | Cell identifier encoding and decoding methods and apparatus |
| CN101542942B (zh) * | 2006-10-17 | 2013-12-18 | 英特尔公司 | 用于在宽带无线接入网中划分通信信号并形成帧的装置、系统和方法 |
| WO2008066285A1 (en) * | 2006-11-27 | 2008-06-05 | Samsung Electronics Co., Ltd. | Method for performing cell selection in a mobile communication system and system therefor |
| US7920598B2 (en) * | 2007-05-25 | 2011-04-05 | Qualcomm Incorporated | Scrambling methods for synchronization channels |
-
2006
- 2006-12-28 KR KR1020060136322A patent/KR100821275B1/ko active Active
-
2007
- 2007-05-30 CN CN2007800054315A patent/CN101385259B/zh active Active
- 2007-05-30 EP EP07746762A patent/EP2097994B1/en active Active
- 2007-05-30 US US12/160,719 patent/US8630279B2/en active Active
- 2007-05-30 BR BRPI0706535A patent/BRPI0706535A8/pt not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CN101385259B (zh) | 2012-11-28 |
| KR100821275B1 (ko) | 2008-04-11 |
| EP2097994A1 (en) | 2009-09-09 |
| KR20070073593A (ko) | 2007-07-10 |
| US20110044256A1 (en) | 2011-02-24 |
| BRPI0706535A2 (pt) | 2011-03-29 |
| CN101385259A (zh) | 2009-03-11 |
| EP2097994A4 (en) | 2010-12-29 |
| US8630279B2 (en) | 2014-01-14 |
| EP2097994B1 (en) | 2013-03-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25C | Requirement related to requested transfer of rights |
Owner name: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTIT |
|
| B25A | Requested transfer of rights approved |
Owner name: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (KR) ; SK TELECOM CO. LTD. (KR) ; KT CORPORATION (KR) Owner name: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTIT |
|
| B25A | Requested transfer of rights approved |
Owner name: KT CORPORATION (KR) ; TECHBI CO., LTD. (KR) |
|
| B25E | Requested change of name of applicant rejected |
Owner name: KT CORPORATION (KR) ; TECHBI CO., LTD. (KR) Free format text: INDEFERIDO O PEDIDO DE ALTERACAO DE NOME CONTIDO NA PETICAO 870170012114 DE 22/02/2017, POR TRATAR-SE DE UMA TRANSFERENCIA DE TITULAR (JA PUBLICADA NA RPI2489 DE 18/09/2018) E NAO DE UMA ALTERACAO DE NOME. |
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| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B06T | Formal requirements before examination [chapter 6.20 patent gazette] | ||
| B15K | Others concerning applications: alteration of classification |
Free format text: A CLASSIFICACAO ANTERIOR ERA: H04B 7/26 Ipc: H04J 11/00 (1974.07), H04L 27/26 (1968.09) |
|
| B06G | Technical and formal requirements: other requirements [chapter 6.7 patent gazette] | ||
| B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B09B | Patent application refused [chapter 9.2 patent gazette] | ||
| B12B | Appeal against refusal [chapter 12.2 patent gazette] |