JP6022695B2 - 無線ネットワーク中の周波数追跡ループ - Google Patents

無線ネットワーク中の周波数追跡ループ Download PDF

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Publication number
JP6022695B2
JP6022695B2 JP2015533161A JP2015533161A JP6022695B2 JP 6022695 B2 JP6022695 B2 JP 6022695B2 JP 2015533161 A JP2015533161 A JP 2015533161A JP 2015533161 A JP2015533161 A JP 2015533161A JP 6022695 B2 JP6022695 B2 JP 6022695B2
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Japan
Prior art keywords
frequency tracking
tracking loop
channel frequency
time slot
shared channel
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Expired - Fee Related
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JP2015533161A
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English (en)
Japanese (ja)
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JP2015536074A (ja
JP2015536074A5 (enExample
Inventor
フェルトナニ、ダリオ
カン、インスン
クハンデカー、アーモド・ディンカー
シェン、キアン
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Qualcomm Inc
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Qualcomm Inc
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Publication of JP2015536074A5 publication Critical patent/JP2015536074A5/ja
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    • 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
    • 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
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
JP2015533161A 2012-09-21 2013-09-18 無線ネットワーク中の周波数追跡ループ Expired - Fee Related JP6022695B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261704311P 2012-09-21 2012-09-21
US61/704,311 2012-09-21
US14/029,409 2013-09-17
US14/029,409 US9191953B2 (en) 2012-09-21 2013-09-17 Frequency tracking loops in wireless network
PCT/US2013/060465 WO2014047213A1 (en) 2012-09-21 2013-09-18 Frequency tracking loops in wireless network

Publications (3)

Publication Number Publication Date
JP2015536074A JP2015536074A (ja) 2015-12-17
JP2015536074A5 JP2015536074A5 (enExample) 2016-03-10
JP6022695B2 true JP6022695B2 (ja) 2016-11-09

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ID=50338785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015533161A Expired - Fee Related JP6022695B2 (ja) 2012-09-21 2013-09-18 無線ネットワーク中の周波数追跡ループ

Country Status (6)

Country Link
US (1) US9191953B2 (enExample)
EP (1) EP2898736B1 (enExample)
JP (1) JP6022695B2 (enExample)
KR (1) KR101661435B1 (enExample)
CN (1) CN104641701B (enExample)
WO (1) WO2014047213A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11038727B2 (en) * 2018-11-08 2021-06-15 Qualcomm Incorporated User equipment receiver processing for multi-transmit-receive-point communication
US11457464B2 (en) * 2019-09-20 2022-09-27 Qualcomm Incorporated Carrier-group based cross-slot scheduling adaptation

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6278699B1 (en) * 1998-06-22 2001-08-21 Telefonaktiebolaget Lm Ericsson (Publ) Synchronization techniques and systems for spread spectrum radiocommunication
US6665539B2 (en) * 1998-09-09 2003-12-16 Qualcomm Inc. Position location with low tolerance oscillator
GB2347286B (en) 1999-02-26 2001-04-18 Motorola Ltd Frequency tracking loop and method of frequency tracking
US6985432B1 (en) 2000-01-28 2006-01-10 Zion Hadad OFDM communication channel
US6370182B2 (en) * 2000-02-10 2002-04-09 Itt Manufacturing Enterprises, Inc. Integrated beamforming/rake/mud CDMA receiver architecture
DE10008653A1 (de) 2000-02-24 2001-09-06 Siemens Ag Verbesserungen an einem Funkkommunikationssystem
GB2384665B (en) * 2002-01-25 2004-11-17 Toshiba Res Europ Ltd Reciever processing systems
CN100589537C (zh) * 2002-04-19 2010-02-10 汤姆森特许公司 电视接收机的频道获取方法和装置
US20040125862A1 (en) 2002-10-31 2004-07-01 Tao Li Pilot processing architecture
US6944422B2 (en) * 2003-04-18 2005-09-13 Motorola, Inc. Method and device for detecting an interference condition
CN1263322C (zh) 2003-08-06 2006-07-05 大唐移动通信设备有限公司 Td－scdma移动通信系统小区初始搜索中的增益控制方法
KR100548416B1 (ko) * 2003-10-28 2006-02-02 엘지전자 주식회사 무선 프레임 동기화 방법
EP1580949B1 (en) 2004-03-23 2008-08-20 Infineon Technologies AG Phase and frequency synchronizer for OFDM receivers using a preamble, pilots and information data
US7643549B2 (en) * 2004-09-28 2010-01-05 Broadcom Corporation Wireless device having a hardware accelerator to support equalization processing
JP4815565B2 (ja) * 2004-12-13 2011-11-16 エスティー‐エリクソン、ソシエテ、アノニム 符号化チャネルを備える送信リンクを通じて送信される信号の受信
US8401503B2 (en) 2005-03-01 2013-03-19 Qualcomm Incorporated Dual-loop automatic frequency control for wireless communication
CN1905428B (zh) * 2005-07-25 2010-08-18 上海原动力通信科技有限公司 一种具有低时延特性的时分双工移动通信系统的传输方法
US8565324B2 (en) * 2008-09-17 2013-10-22 Harris Corporation Communications device using measured signal-to-noise ratio to adjust phase and frequency tracking
US8625724B2 (en) 2009-03-10 2014-01-07 Qualcomm Incorporated Adaptive tracking steps for time and frequency tracking loops
US9401784B2 (en) * 2009-10-21 2016-07-26 Qualcomm Incorporated Time and frequency acquisition and tracking for OFDMA wireless systems
US20110319045A1 (en) * 2010-05-05 2011-12-29 Wenjun Li Linear interference cancellation receiver
US9178578B2 (en) * 2011-01-10 2015-11-03 Qualcomm Incorporated Master-slave architecture in a closed loop transmit diversity scheme

Also Published As

Publication number Publication date
JP2015536074A (ja) 2015-12-17
EP2898736B1 (en) 2016-11-23
WO2014047213A1 (en) 2014-03-27
CN104641701A (zh) 2015-05-20
KR101661435B1 (ko) 2016-09-29
KR20150058399A (ko) 2015-05-28
EP2898736A1 (en) 2015-07-29
CN104641701B (zh) 2019-04-02
US20140086199A1 (en) 2014-03-27
US9191953B2 (en) 2015-11-17

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