CN108029087B - 用于使用同步信号进行窄带操作的方法和装置 - Google Patents

用于使用同步信号进行窄带操作的方法和装置 Download PDF

Info

Publication number
CN108029087B
CN108029087B CN201680056352.6A CN201680056352A CN108029087B CN 108029087 B CN108029087 B CN 108029087B CN 201680056352 A CN201680056352 A CN 201680056352A CN 108029087 B CN108029087 B CN 108029087B
Authority
CN
China
Prior art keywords
pss
code
sequence
sss
symbols
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
Application number
CN201680056352.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN108029087A (zh
Inventor
J·雷
P·盖尔
H·徐
W·陈
Y·魏
X·王
R·王
S·A·A·法科里安
M·S·瓦贾佩亚姆
A·里克阿尔瓦里尼奥
J·蒙托约
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Priority to CN202011412610.4A priority Critical patent/CN112491772B/zh
Publication of CN108029087A publication Critical patent/CN108029087A/zh
Application granted granted Critical
Publication of CN108029087B publication Critical patent/CN108029087B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • 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
    • 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
    • H04L27/266—Fine or fractional frequency offset determination and 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
    • H04L27/2662—Symbol synchronisation
    • H04L27/2663—Coarse synchronisation, e.g. by correlation
    • 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
    • H04L27/2669—Details of algorithms characterised by the domain of operation
    • H04L27/2671—Time 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2692—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with preamble design, i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2211/00—Orthogonal indexing scheme relating to orthogonal multiplex systems
    • H04J2211/003—Orthogonal indexing scheme relating to orthogonal multiplex systems within particular systems or standards
    • H04J2211/005—Long term evolution [LTE]
    • 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
    • H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
    • 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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26136—Pilot sequence conveying additional information

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201680056352.6A 2015-09-29 2016-08-26 用于使用同步信号进行窄带操作的方法和装置 Active CN108029087B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011412610.4A CN112491772B (zh) 2015-09-29 2016-08-26 用于使用同步信号进行窄带操作的方法和装置

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562234554P 2015-09-29 2015-09-29
US62/234,554 2015-09-29
US15/247,355 US10256955B2 (en) 2015-09-29 2016-08-25 Synchronization signals for narrowband operation
US15/247,355 2016-08-25
PCT/US2016/048973 WO2017058427A1 (en) 2015-09-29 2016-08-26 Design of synchronization signals for narrowband operation

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202011412610.4A Division CN112491772B (zh) 2015-09-29 2016-08-26 用于使用同步信号进行窄带操作的方法和装置

Publications (2)

Publication Number Publication Date
CN108029087A CN108029087A (zh) 2018-05-11
CN108029087B true CN108029087B (zh) 2020-12-18

Family

ID=58407613

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201680056352.6A Active CN108029087B (zh) 2015-09-29 2016-08-26 用于使用同步信号进行窄带操作的方法和装置
CN202011412610.4A Active CN112491772B (zh) 2015-09-29 2016-08-26 用于使用同步信号进行窄带操作的方法和装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202011412610.4A Active CN112491772B (zh) 2015-09-29 2016-08-26 用于使用同步信号进行窄带操作的方法和装置

Country Status (19)

Country Link
US (3) US10256955B2 (https=)
EP (2) EP3687232B1 (https=)
JP (1) JP6772257B2 (https=)
KR (2) KR102482432B1 (https=)
CN (2) CN108029087B (https=)
AR (1) AR106571A1 (https=)
AU (1) AU2016331870B2 (https=)
CA (2) CA3000345C (https=)
CL (1) CL2018000788A1 (https=)
CO (1) CO2018003463A2 (https=)
IL (1) IL258415B (https=)
MX (1) MX378366B (https=)
MY (1) MY190327A (https=)
PH (1) PH12018500687A1 (https=)
RU (1) RU2706404C1 (https=)
SA (1) SA518391209B1 (https=)
TW (2) TWI750588B (https=)
WO (1) WO2017058427A1 (https=)
ZA (1) ZA201802070B (https=)

Families Citing this family (71)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3326390A1 (en) * 2015-07-24 2018-05-30 Intel Corporation Synchronization signals and channel structure for narrowband lte deployments
US10256955B2 (en) 2015-09-29 2019-04-09 Qualcomm Incorporated Synchronization signals for narrowband operation
CN106559206B (zh) * 2015-09-30 2019-04-23 中兴通讯股份有限公司 同步信号的传输方法及装置
WO2017057984A1 (ko) * 2015-10-02 2017-04-06 엘지전자 주식회사 협대역 사물인터넷을 지원하는 무선 접속 시스템에서 주동기신호 송수신 방법 및 장치
US10383036B2 (en) * 2015-11-06 2019-08-13 Nokia Solutions And Networks Oy Method and apparatus for implementing access control
US11159355B2 (en) * 2015-11-06 2021-10-26 Apple Inc. Synchronization signal design for narrowband Internet of Things communications
US20170142615A1 (en) * 2015-11-18 2017-05-18 Prakash Bhalerao Method and apparatus for communicating additional narrowband traffic over an existing 4g/lte network
US10631323B2 (en) * 2015-12-08 2020-04-21 Qualcomm Incorporated Delayed control feedback in a time division duplex carrier utilizing common bursts
US10104651B2 (en) * 2015-12-17 2018-10-16 Mediatek Inc. Physical downlink control channel design for narrow band internet of things
US10523488B2 (en) * 2015-12-18 2019-12-31 The Trustees Of Princeton University System and method for performing initial synchronization during wireless sector searches
CN106982468B (zh) * 2016-01-17 2018-04-27 上海朗帛通信技术有限公司 一种调度方法和装置
CN106998591B (zh) * 2016-01-24 2018-03-23 上海朗帛通信技术有限公司 一种调度方法和装置
US10575272B2 (en) * 2016-02-03 2020-02-25 Lg Electronics Inc. Method and apparatus for synchronizing frequency and time in a wireless communication system
KR102622879B1 (ko) * 2016-02-03 2024-01-09 엘지전자 주식회사 협대역 동기신호 송수신 방법 및 이를 위한 장치
EP3422613B1 (en) * 2016-02-26 2022-01-05 LG Electronics Inc. Method for receiving system information in wireless communication system supporting narrowband-iot, and device therefor
US9893925B1 (en) * 2016-04-01 2018-02-13 Mbit Wireless, Inc. Method and apparatus for joint time and frequency synchronization in wireless communication systems
US10491444B2 (en) * 2016-04-08 2019-11-26 Electronics And Telecommunications Research Institute Method and apparatus for generating synchronization signal in internet of things
CN107734672B (zh) * 2016-08-12 2020-02-14 华为技术有限公司 一种通信接入的方法和设备
US20180054801A1 (en) * 2016-08-18 2018-02-22 Sierra Wireless, Inc. Broadcast downlink control information decodable by variable bandwidth
US10805893B2 (en) * 2016-08-19 2020-10-13 Samsung Electronics Co., Ltd System and method for providing universal synchronization signals for new radio
US10313167B2 (en) * 2016-08-19 2019-06-04 Qualcomm Incorporated Phase rotation for in-band signal generation for narrow band transmission
KR102606781B1 (ko) * 2016-09-02 2023-11-27 삼성전자 주식회사 무선 통신 시스템에서 효율적인 데이터 송수신 방법 및 장치
JP6828156B2 (ja) 2016-11-11 2021-02-10 テレフオンアクチーボラゲット エルエム エリクソン（パブル） ランダムアクセス手順
US11489608B2 (en) * 2017-03-03 2022-11-01 Apple Inc. Transmission of synchronization signals
US10375642B2 (en) 2017-04-06 2019-08-06 Itron, Inc. Device and battery management in a cellular network
US10609660B2 (en) * 2017-04-19 2020-03-31 Qualcomm Incorporated Synchronization for wideband coverage enhancement
RU2751217C2 (ru) * 2017-05-02 2021-07-12 Нтт Докомо, Инк. Базовая станция
US11272510B2 (en) * 2017-05-19 2022-03-08 Qualcomm Incorporated Channel and sync raster signaling
KR20200003204A (ko) * 2017-05-26 2020-01-08 엘지전자 주식회사 무선 통신 시스템에서 단말이 전송 블록에 대한 전송 자원을 선택하는 방법 및 이를 위한 장치
WO2019022574A1 (ko) * 2017-07-28 2019-01-31 엘지전자 주식회사 동기 신호 블록을 송수신하는 방법 및 이를 위한 장치
WO2019054755A1 (ko) * 2017-09-12 2019-03-21 엘지전자 주식회사 무선 통신 시스템에서 무선 신호 송수신 방법 및 장치
US10743257B2 (en) * 2017-09-15 2020-08-11 Qualcomm Incorporated Techniques and apparatuses for wakeup signal transmission
US10666489B2 (en) 2017-09-18 2020-05-26 Apple Inc. Synchronization sequence design for device-to-device communication
US10694562B2 (en) 2017-09-18 2020-06-23 Apple Inc. Off grid radio service system design
US10630524B2 (en) * 2017-09-19 2020-04-21 Qualcomm Incorporated Early determination of an operation mode in a narrowband internet of things (NB-IoT) system
WO2019063569A1 (en) 2017-09-28 2019-04-04 Telefonaktiebolaget Lm Ericsson (Publ) RADIO SYNCHRONIZATION TECHNIQUE
WO2019061511A1 (zh) * 2017-09-30 2019-04-04 华为技术有限公司 一种同步信号传输的方法和装置
EP3701747A1 (en) * 2017-10-26 2020-09-02 Northeastern University Encoding and decoding data in communication frames of a communications protocol
DE112017008178T5 (de) 2017-11-30 2020-09-03 Intel IP Corporation Verbesserte abfragevorgehensweisen
US11153142B2 (en) * 2017-11-30 2021-10-19 Intel Corporation Methods and devices for narrowband communications
KR102052381B1 (ko) 2018-01-24 2020-01-07 엘지전자 주식회사 Ofdm 신호 전송 방법 및 전송장치와, ofdm 신호 수신방법 및 수신장치
US10931500B2 (en) * 2018-01-25 2021-02-23 Qualcomm Incorporated Resynchronization signal design
KR102594994B1 (ko) * 2018-05-11 2023-10-26 후아웨이 테크놀러지 컴퍼니 리미티드 신호 전송 방법, 신호 수신 방법 및 장치
US10439856B1 (en) * 2018-07-11 2019-10-08 Keysight Technologies, Inc. Method, systems, and computer readable media for efficient generation of narrowband internet of things (IoT) uplink signals
WO2020024219A1 (en) * 2018-08-02 2020-02-06 Nokia Shanghai Bell Co., Ltd. Method for standalone mtc operation
CN112913272B (zh) 2018-08-20 2024-09-06 诺基亚通信公司 方法、装置和计算机程序
US10728847B2 (en) 2018-10-05 2020-07-28 Itron, Inc. Cellular modem for low power applications
US10945204B2 (en) * 2018-10-05 2021-03-09 Itron, Inc. Battery power management for a cellular device
CN109194602B (zh) * 2018-10-25 2023-08-25 中国电力科学研究院有限公司 电力无线通信系统中的终端下行同步方法
US11452058B2 (en) * 2018-11-09 2022-09-20 Samsung Electronics Co., Ltd Apparatus and method for cell detection by combining secondary spreading sequences
US11695462B2 (en) * 2019-01-29 2023-07-04 Qualcomm Incorporated Techniques for coordinated beamforming in millimeter wave systems
US11659505B2 (en) * 2019-06-03 2023-05-23 Jio Platforms Limited Method and system for synchronization of small cell
KR102793893B1 (ko) 2019-07-11 2025-04-08 삼성전자주식회사 전자 장치의 동작 방법 및 전자 장치에 포함된 신호 처리 장치
CN110445573B (zh) * 2019-08-20 2020-09-25 广州粒子微电子有限公司 NB-IoT终端验证平台及其时钟同步方法
WO2021225480A1 (en) * 2020-05-05 2021-11-11 Telefonaktiebolaget Lm Ericsson (Publ) Synchronisation signaling for wireless communication network
KR102721648B1 (ko) * 2020-05-19 2024-10-25 (주)네스랩 주파수 옵셋에 강인한 군사용 협대역 무선 통신 시스템
US12184587B2 (en) 2020-05-20 2024-12-31 Nokia Solutions And Networks Oy Signal source identification and determination
US11815616B2 (en) 2020-11-02 2023-11-14 Apple Inc. Announcing UWB / NBA-UWB-MMS ranging rounds via narrowband-based advertisements
KR102526129B1 (ko) * 2020-11-26 2023-04-27 (주)시그웍스 사물 인터넷 통신을 기반으로 하는 무선 통신 시스템 및 그것을 이용한 위치 추정 방법
KR20220104941A (ko) 2021-01-19 2022-07-26 주식회사 원빈테크 갯벌용 이동장치
KR102793162B1 (ko) * 2021-08-04 2025-04-08 애플 인크. 협대역 기반 광고들을 통한 uwb/nba-uwb-mms 레인징 라운드들 알림
US20230216641A1 (en) * 2022-01-06 2023-07-06 Mediatek Inc. Adaptive beam management approach for new radio systems
WO2023151079A1 (en) 2022-02-14 2023-08-17 Huawei Technologies Co., Ltd. System and method for carrier frequency offset estimation
US20230379849A1 (en) * 2022-05-18 2023-11-23 Charter Communications Operating, Llc Conveyance of communications in a wireless network
US12457617B2 (en) * 2022-09-29 2025-10-28 Qualcomm Incorporated System information transmission with coverage recovery
US20240251332A1 (en) * 2023-01-25 2024-07-25 Qualcomm Incorporated Primary synchronization signal burst that is separate from a secondary synchronization signal burst
JP2024108794A (ja) * 2023-01-31 2024-08-13 株式会社東芝 通信装置、制御方法、及びプログラム
CN116489617B (zh) * 2023-04-11 2026-03-27 重庆希微科技有限公司 窄带信号检测、频率估计和干扰消除方法、程序和设备
WO2025041869A1 (ko) * 2023-08-18 2025-02-27 엘지전자 주식회사 무선 통신 시스템에서 직교 처프 신호에 기반한 pss 송수신 방법 및 장치
WO2025216338A1 (ko) * 2024-04-11 2025-10-16 엘지전자 주식회사 무선 통신 시스템에서 신호 송수신 방법 및 장치
WO2025259032A1 (ko) * 2024-06-12 2025-12-18 엘지전자 주식회사 비지상 네트워크에서 동기 신호를 송수신하는 방법 및 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102123414A (zh) * 2011-04-19 2011-07-13 重庆邮电大学 一种用于td-lte系统自适应辅同步信号检测方法
WO2012027880A1 (en) * 2010-08-30 2012-03-08 Motorola Mobility, Inc. Methods and apparatus for carrier frequency offset estimation and carrier frequency offset correction

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63252050A (ja) * 1987-04-09 1988-10-19 Hitachi Ltd キヤリアオン・オフ方式
JPH09200180A (ja) * 1996-01-17 1997-07-31 Matsushita Electric Ind Co Ltd スペクトラム拡散方式通信装置
US5955992A (en) * 1998-02-12 1999-09-21 Shattil; Steve J. Frequency-shifted feedback cavity used as a phased array antenna controller and carrier interference multiple access spread-spectrum transmitter
US7649925B2 (en) * 1999-06-14 2010-01-19 Time Domain Corporation Time transfer utilizing ultra wideband signals
JP3989688B2 (ja) * 2001-02-26 2007-10-10 クラリオン株式会社 無線通信ネットワークシステム
EP1533969A1 (en) * 2003-11-24 2005-05-25 Matsushita Electric Industrial Co., Ltd. Loss reporting for packet-switched streaming services using loss RLE report blocks
WO2006000654A1 (fr) * 2004-05-28 2006-01-05 Ier Procede et dispositif pour former une etiquette munie d’une puce
US8131271B2 (en) * 2005-11-05 2012-03-06 Jumptap, Inc. Categorization of a mobile user profile based on browse behavior
EP1997087A2 (en) * 2006-03-21 2008-12-03 Staccato Communications, Inc. Exchange of detection and avoidance information
US7613156B2 (en) 2006-06-08 2009-11-03 Motorola, Inc. Method for energy efficient prospective peer discovery in an ad hoc network
US7969964B2 (en) * 2006-07-25 2011-06-28 Electronics & Telecommunications Research Institute Cell search method, forward link frame transmission method, apparatus using the same and forward link frame structure
KR100938756B1 (ko) * 2007-07-06 2010-01-26 엘지전자 주식회사 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법
WO2009078664A2 (en) * 2007-12-17 2009-06-25 Lg Electronics Inc. Method for performing cell search procedure in wireless communication system
EP2293917B1 (en) * 2008-06-25 2012-09-05 Husky Injection Molding Systems S.A. Back-up device for use in a melt distribution apparatus of an injection molding system
US9294219B2 (en) * 2008-09-30 2016-03-22 Qualcomm Incorporated Techniques for supporting relay operation in wireless communication systems
US8982759B2 (en) * 2009-01-15 2015-03-17 Lg Electronics Inc. System information transmitting and receiving device
KR20140078730A (ko) * 2009-02-05 2014-06-25 애플 인크. 무선 전송 시스템에서 사용자 장치 위치 결정을 위한 방법 및 시스템
US8964621B2 (en) * 2009-05-08 2015-02-24 Qualcomm Incorporated Transmission and reception of a reference signal supporting positioning in a wireless communication network
EP2333970B1 (en) 2009-12-10 2012-07-18 Telefonaktiebolaget L M Ericsson (publ) Technique for determining a cell-identity
US8588136B2 (en) * 2010-04-20 2013-11-19 Pctel, Inc. System and method for SSS detection under carrier frequency offset in an orthogonal frequency-division multiple access downlink channel
US9398602B2 (en) 2010-09-22 2016-07-19 Qualcomm Incorporated Multi-radio coexistence
US8705399B2 (en) * 2010-10-29 2014-04-22 Neocific, Inc. Transmission of synchronization and control signals in a broadband wireless system
FR2972323B1 (fr) 2011-03-04 2013-04-12 Cassidian Sas Acquisition de sous-bandes de frequence dans une trame par un mobile dans un reseau a large bande colocalise avec un reseau a bande etroite
ES2736964T3 (es) * 2011-10-20 2020-01-09 Lg Electronics Inc Método y aparato para transmitir información de control en un sistema de comunicación inalámbrica
US9510212B2 (en) * 2012-04-27 2016-11-29 Qualcomm Incorporated Signal designs for densely deployed network
GB2510315B (en) * 2012-09-07 2017-12-06 Sony Corp Transmitting a sleep indication signal to a communications device in a virtual carrier narrow band control channel
WO2014042373A1 (ko) * 2012-09-16 2014-03-20 엘지전자 주식회사 무선 통신 시스템에서 브로드캐스트 신호를 수신 또는 전송하기 위한 방법 및 이를 위한 장치
ES2661996T3 (es) * 2012-10-17 2018-04-05 Telefónica, S.A. Método para proporcionar sincronización de fase a estaciones base celulares no sincronizadas en fase
CN104823390B (zh) * 2012-11-01 2017-11-14 Lg 电子株式会社 在无线通信系统中发送/接收数据的方法和设备
KR101438199B1 (ko) 2013-01-09 2014-09-11 주식회사 엘지씨엔에스 교통 요금 관리 방법, 이를 수행하는 교통 요금 관리 서버 및 이를 수행하는 교통 요금 관리 시스템
KR20140110676A (ko) * 2013-03-08 2014-09-17 인텔렉추얼디스커버리 주식회사 NCT(New Carrier Type)인 캐리어에서 복조참조신호를 전송 및 수신하는 방법과 장치
CN104065604B (zh) 2013-03-21 2017-09-29 联想(北京)有限公司 信号同步方法、接收端及系统
US11128414B2 (en) * 2013-04-05 2021-09-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for broadcasting synchronization signals and system information in a new type carrier
JP6193675B2 (ja) * 2013-08-21 2017-09-06 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末及び無線通信方法
WO2015046985A1 (ko) * 2013-09-27 2015-04-02 엘지전자 주식회사 무선 통신 시스템에서 D2D(Device-to-Device) 통신을 위한 동기 참조 신호 전송 방법 및 이를 위한 장치
KR102399712B1 (ko) * 2014-02-13 2022-05-19 엘지전자 주식회사 무선 통신 시스템에서 d2d 통신을 위한 동기화 신호 송수신방법 및 이를 위한 장치
CN106256099B (zh) * 2014-04-24 2019-06-28 Lg电子株式会社 在无线通信系统中发送用于d2d通信的同步信号的方法及其装置
EP3200515B1 (en) * 2014-11-07 2019-08-28 Huawei Technologies Co., Ltd. Data transmission method and data transmission device
US10038528B2 (en) * 2014-12-19 2018-07-31 Qualcomm Incorporated Common reference signal design based on semi-uniform pilot spacing and orthogonal cover code
US20160262123A1 (en) 2015-03-06 2016-09-08 Qualcomm Incorporated Downlink synchronization channel for the narrow-band cellular iot
US10057868B2 (en) 2015-03-09 2018-08-21 Telefonaktiebolaget Lm Ericsson (Publ) Narrowband orthogonal frequency-division multiple access cell search
US9277519B1 (en) 2015-03-13 2016-03-01 Intel IP Corporation Method for performing mobile communications and mobile terminal device
WO2016166181A1 (en) * 2015-04-13 2016-10-20 Telefonaktiebolaget Lm Ericsson (Publ) Methods of adapting receiver configuration for control channel reception based on data reception
US20160337105A1 (en) * 2015-05-14 2016-11-17 Interdigital Technology Corporation Channel and noise estimation for downlink lte
US10932256B2 (en) * 2015-06-16 2021-02-23 Qualcomm Incorporated Long-term evolution compatible very narrow band design
US10638407B2 (en) * 2015-07-10 2020-04-28 Lg Electronics Inc. Method and device for transmitting discovery reference signal in wireless access system supporting unlicensed band
EP3326390A1 (en) 2015-07-24 2018-05-30 Intel Corporation Synchronization signals and channel structure for narrowband lte deployments
US10206189B2 (en) 2015-07-27 2019-02-12 Telefonaktiebolaget Lm Ericsson (Publ) Narrowband LTE cell search
WO2017039373A1 (en) * 2015-09-02 2017-03-09 Lg Electronics Inc. Method and apparatus for indicating center frequency offset for narrowband ue in wireless communication system
WO2017039397A1 (ko) 2015-09-03 2017-03-09 엘지전자(주) 무선 통신 시스템에서 동기 신호를 송수신하기 위한 방법 및 이를 위한 장치
US10560208B2 (en) 2015-09-15 2020-02-11 Lg Electronics Inc. Cell search method in wireless communication system and apparatus therefor
WO2017052326A1 (en) * 2015-09-24 2017-03-30 Lg Electronics Inc. Method and apparatus for handling various iot network access in wireless communication system
US10256955B2 (en) 2015-09-29 2019-04-09 Qualcomm Incorporated Synchronization signals for narrowband operation
TWI803947B (zh) * 2015-11-04 2023-06-01 美商內數位專利控股公司 無線傳輸/接收單元及由其實施的方法
US10575272B2 (en) * 2016-02-03 2020-02-25 Lg Electronics Inc. Method and apparatus for synchronizing frequency and time in a wireless communication system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012027880A1 (en) * 2010-08-30 2012-03-08 Motorola Mobility, Inc. Methods and apparatus for carrier frequency offset estimation and carrier frequency offset correction
CN102123414A (zh) * 2011-04-19 2011-07-13 重庆邮电大学 一种用于td-lte系统自适应辅同步信号检测方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
《Cell search in Long Term Evolution systems: Primary and secondary synchronization》;E.M. Silva C等;《IEEE Third Latin American Symposium on Circuits & Systems》;20120412;第1-4页 *
《NB LTE – Concept Description L1》;Ericsson等;《3GPP TSG-RAN #69 RP-151397》;20150916;第1,10-13页 *
Ericsson等.《NB LTE – Concept Description L1》.《3GPP TSG-RAN #69 RP-151397》.2015, *

Also Published As

Publication number Publication date
RU2706404C1 (ru) 2019-11-19
US20170093540A1 (en) 2017-03-30
BR112018006286A2 (pt) 2018-10-16
AU2016331870A1 (en) 2018-04-19
EP3357286A1 (en) 2018-08-08
TWI689216B (zh) 2020-03-21
TWI750588B (zh) 2021-12-21
PH12018500687A1 (en) 2018-10-15
CN112491772B (zh) 2024-06-07
IL258415B (en) 2020-03-31
KR20180063216A (ko) 2018-06-11
ZA201802070B (en) 2019-09-25
KR20200037454A (ko) 2020-04-08
CN108029087A (zh) 2018-05-11
EP3687232A1 (en) 2020-07-29
JP2018534842A (ja) 2018-11-22
WO2017058427A1 (en) 2017-04-06
MX378366B (es) 2025-03-10
US10833826B2 (en) 2020-11-10
EP3687232B1 (en) 2025-04-09
TW201713141A (zh) 2017-04-01
AU2016331870B2 (en) 2020-05-07
CA3000345C (en) 2024-09-10
IL258415A (en) 2018-05-31
US20190165911A1 (en) 2019-05-30
US11057175B2 (en) 2021-07-06
US20190182002A1 (en) 2019-06-13
CA3234050A1 (en) 2017-04-06
JP6772257B2 (ja) 2020-10-21
KR102482432B1 (ko) 2022-12-27
AR106571A1 (es) 2018-01-31
TW202025835A (zh) 2020-07-01
CO2018003463A2 (es) 2018-04-10
CL2018000788A1 (es) 2018-08-10
EP3357286B1 (en) 2020-04-15
MX2018003672A (es) 2018-04-30
NZ741135A (en) 2020-11-27
MY190327A (en) 2022-04-14
CN112491772A (zh) 2021-03-12
KR102097807B1 (ko) 2020-04-06
SA518391209B1 (ar) 2021-11-22
US10256955B2 (en) 2019-04-09
CA3000345A1 (en) 2017-04-06

Similar Documents

Publication Publication Date Title
CN108029087B (zh) 用于使用同步信号进行窄带操作的方法和装置
US11272468B2 (en) Clean-slate synchronization signal design and cell search algorithms
CN111757506A (zh) 窄带lte(nb-lte)的上行链路设计
HK1248047B (zh) 用於使用同步信號進行窄帶操作的方法和裝置
HK1248047A1 (en) Means and apparatus for narrowband operation with synchronization signals
HK1256528B (en) Means and apparatus for clean-slate synchronization signal design and cell search algorithms
NZ741002B2 (en) Clean-slate synchronization signal design and cell search algorithms

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for 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: 1248047

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant