KR102522007B1 - 라디오 주파수 스펙트럼 대역을 통한 발견 신호들의 송신 및 수신 - Google Patents

라디오 주파수 스펙트럼 대역을 통한 발견 신호들의 송신 및 수신 Download PDF

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KR102522007B1
KR102522007B1 KR1020177002502A KR20177002502A KR102522007B1 KR 102522007 B1 KR102522007 B1 KR 102522007B1 KR 1020177002502 A KR1020177002502 A KR 1020177002502A KR 20177002502 A KR20177002502 A KR 20177002502A KR 102522007 B1 KR102522007 B1 KR 102522007B1
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radio frequency
frequency spectrum
spectrum band
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KR20170040211A (ko
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타오 루오
용빈 웨이
피터 가알
더가 프라사드 말라디
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퀄컴 인코포레이티드
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0238—Channel estimation using blind estimation
    • 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
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • 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
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • H04W74/085—Random access procedures, e.g. with 4-step access with collision treatment collision avoidance
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020177002502A 2014-08-01 2015-07-31 라디오 주파수 스펙트럼 대역을 통한 발견 신호들의 송신 및 수신 Active KR102522007B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462032448P 2014-08-01 2014-08-01
US62/032,448 2014-08-01
US14/813,474 US9602322B2 (en) 2014-08-01 2015-07-30 Transmission and reception of discovery signals over a radio frequency spectrum band
US14/813,474 2015-07-30
PCT/US2015/043124 WO2016019251A1 (en) 2014-08-01 2015-07-31 Transmission and reception of discovery signals over a radio frequency spectrum band

Publications (2)

Publication Number Publication Date
KR20170040211A KR20170040211A (ko) 2017-04-12
KR102522007B1 true KR102522007B1 (ko) 2023-04-13

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Country Status (6)

Country Link
US (2) US9602322B2 (enExample)
EP (1) EP3175652B1 (enExample)
JP (1) JP6786475B2 (enExample)
KR (1) KR102522007B1 (enExample)
CN (1) CN106576372B (enExample)
WO (1) WO2016019251A1 (enExample)

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US9602322B2 (en) 2014-08-01 2017-03-21 Qualcomm Incorporated Transmission and reception of discovery signals over a radio frequency spectrum band
CN105162562B (zh) * 2014-08-25 2019-11-15 中兴通讯股份有限公司 使用非授权载波发送及接收信号的方法和装置
US20160249350A1 (en) * 2014-10-03 2016-08-25 Telefonaktiebolaget Lm Ericsson (Publ) Measurement Procedures for Operation in Unlicensed Spectrum
US10637619B2 (en) * 2014-11-03 2020-04-28 Samsung Electronics Co., Ltd. Method and apparatus for channel access for LTE on unlicensed spectrum
US10512033B2 (en) * 2015-01-29 2019-12-17 Qualcomm Incorporated Timing information for discovery in unlicensed spectrum
US9936393B2 (en) * 2015-02-08 2018-04-03 Industrial Technology Research Institute Method of radio resource scheduling in unlicensed spectrum and related apparatuses using the same
CN107040938B (zh) * 2015-07-16 2021-08-03 北京三星通信技术研究有限公司 一种信号发送与接收的方法和用户设备
US10117199B2 (en) * 2015-09-24 2018-10-30 Lg Electronics Inc. Method of transmitting channel state information and apparatus therefor
US10554462B2 (en) 2016-03-23 2020-02-04 Qualcomm Incorporated Communication of broadcast reference signal
EP3751950B1 (en) * 2016-06-10 2022-08-03 Telefonaktiebolaget LM Ericsson (publ) Mbms and pmch in unlicensed bands
US10938545B2 (en) * 2016-11-14 2021-03-02 Qualcomm Incorporated Synchronization signal transmission techniques for peak-to-average power ratio reduction
US10904845B2 (en) 2017-05-15 2021-01-26 Qualcomm Incorporated Synchronization channel for a wake-up receiver (WUR) in a communication device
CN109392127B (zh) 2017-08-10 2021-02-23 华为技术有限公司 一种数据传输的方法、设备及系统
EP3682693B1 (en) * 2017-10-17 2023-05-17 MediaTek Singapore Pte. Ltd. Pdcch monitoring for low power consumption for narrow band internet of things
CA3080867C (en) 2017-11-01 2022-08-09 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Information transmission method and device
EP3711270B1 (en) * 2017-11-17 2022-08-17 Telefonaktiebolaget LM Ericsson (publ) Device and method for signal processing in licensed assisted access radio system
CN110351764B (zh) * 2018-04-06 2022-08-23 中兴通讯股份有限公司 一种信息传输方法、装置、基站及计算机可读存储介质
US11101967B2 (en) * 2019-02-21 2021-08-24 Qualcomm Incorporated Techniques for control resource set (CORESET) configuration for shared radio frequency spectrum
US10887839B2 (en) * 2019-03-29 2021-01-05 Qualcomm Incorporated Search space set for wakeup signal

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Publication number Publication date
BR112017002120A2 (pt) 2017-11-21
CN106576372A (zh) 2017-04-19
EP3175652B1 (en) 2020-12-02
US10172077B2 (en) 2019-01-01
US20170150430A1 (en) 2017-05-25
WO2016019251A1 (en) 2016-02-04
US20160036617A1 (en) 2016-02-04
US9602322B2 (en) 2017-03-21
CN106576372B (zh) 2020-03-17
EP3175652A1 (en) 2017-06-07
KR20170040211A (ko) 2017-04-12
JP2017529740A (ja) 2017-10-05
JP6786475B2 (ja) 2020-11-18

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