KR102151597B1 - 매크로 및 소형 셀들의 효율적 공존을 위한 방법들 및 장치 - Google Patents

매크로 및 소형 셀들의 효율적 공존을 위한 방법들 및 장치 Download PDF

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Publication number
KR102151597B1
KR102151597B1 KR1020157021128A KR20157021128A KR102151597B1 KR 102151597 B1 KR102151597 B1 KR 102151597B1 KR 1020157021128 A KR1020157021128 A KR 1020157021128A KR 20157021128 A KR20157021128 A KR 20157021128A KR 102151597 B1 KR102151597 B1 KR 102151597B1
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South Korea
Prior art keywords
base station
femto base
femto
macro
macro base
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KR1020157021128A
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English (en)
Korean (ko)
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KR20150105397A (ko
Inventor
닐레쉬 쿠데
사우라브하 랑라오 타빌다르
준이 리
빈센트 더글라스 박
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퀄컴 인코포레이티드
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    • 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
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • 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
    • H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W40/00—Communication routing or communication path finding
    • H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
    • H04W40/04—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources
    • H04W40/08—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources based on transmission power
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020157021128A 2013-01-10 2014-01-10 매크로 및 소형 셀들의 효율적 공존을 위한 방법들 및 장치 Expired - Fee Related KR102151597B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/738,936 2013-01-10
US13/738,936 US9042903B2 (en) 2013-01-10 2013-01-10 Methods and apparatus for efficient co-existence of macro and small cells
PCT/US2014/011115 WO2014110422A1 (en) 2013-01-10 2014-01-10 Methods and apparatus for efficient co-existence of macro and small cells

Publications (2)

Publication Number Publication Date
KR20150105397A KR20150105397A (ko) 2015-09-16
KR102151597B1 true KR102151597B1 (ko) 2020-09-03

Family

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KR1020157021128A Expired - Fee Related KR102151597B1 (ko) 2013-01-10 2014-01-10 매크로 및 소형 셀들의 효율적 공존을 위한 방법들 및 장치

Country Status (6)

Country Link
US (1) US9042903B2 (https=)
EP (1) EP2944138B1 (https=)
JP (1) JP6392246B2 (https=)
KR (1) KR102151597B1 (https=)
CN (1) CN104904285B (https=)
WO (1) WO2014110422A1 (https=)

Cited By (1)

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KR100495787B1 (ko) * 1999-02-02 2005-06-17 프랙스에어 테크놀로지, 인코포레이티드 이산화탄소의 제조 방법

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US20150063139A1 (en) * 2012-03-19 2015-03-05 Nokia Corporation Apparatus and Method for Interference Management between Cellular and Local Area Networks
TWI566613B (zh) * 2015-10-15 2017-01-11 廣達電腦股份有限公司 資料流中繼裝置與通訊裝置
US20170188314A1 (en) * 2015-12-24 2017-06-29 Intel Corporation Uplink interference management in shared spectrum networks
EP3841801B1 (en) * 2018-08-20 2024-07-17 Cisco Technology, Inc. Reverse timing for small cells
CN110958070B (zh) * 2018-09-27 2021-08-20 华为技术有限公司 一种参考时间确定方法及装置

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JP2009010509A (ja) 2007-06-26 2009-01-15 Ntt Docomo Inc 移動通信システム、移動通信方法及び基地局
US20100157906A1 (en) 2008-10-31 2010-06-24 Xiangying Yang Techniques for femto cell synchronization in wireless networks
GB2489743A (en) 2011-04-08 2012-10-10 Picochip Ltd Femtocell base station synchronization

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US5363376A (en) * 1993-07-30 1994-11-08 Bell Communications Research, Inc. Method and apparatus for synchronizing timing among radio ports in wireless communications systems
US6888819B1 (en) * 2000-10-04 2005-05-03 Yitran Communications Ltd. Media access control utilizing synchronization signaling
DE10331311B4 (de) * 2003-07-10 2008-02-07 Siemens Ag Verfahren zur Synchronisation eines in Funkzellen aufgeteilten Funkkommunikationssystems
JP4671749B2 (ja) * 2005-04-26 2011-04-20 株式会社エヌ・ティ・ティ・ドコモ 送受信機、移動通信システム及び送受信方法
KR101387529B1 (ko) 2007-10-15 2014-04-23 엘지전자 주식회사 단말의 데이터 송수신 방법, 기지국의 데이터 송수신 방법및 이동 통신 단말
AU2009215558B2 (en) * 2008-02-19 2014-03-06 Elbit Systems Of America, Llc MIMO Slotted Aloha (MSA) system
JP4352281B1 (ja) * 2008-05-23 2009-10-28 日本電気株式会社 無線通信システム、基地局、基地局間同期方法、プログラム
WO2010000695A1 (en) 2008-07-01 2010-01-07 Nokia Siemens Networks Oy Preamble offset for femto base stations
US8223743B2 (en) * 2008-08-28 2012-07-17 Ntt Docomo, Inc. Methods for over-the-air blind synchronization of two OFDMA-based networks that minimizes interference and by using an extended correlation window length
JP5314434B2 (ja) * 2009-01-13 2013-10-16 株式会社エヌ・ティ・ティ・ドコモ 移動通信方法及び無線基地局
JP5312960B2 (ja) * 2009-01-13 2013-10-09 株式会社エヌ・ティ・ティ・ドコモ 移動通信方法、無線基地局及び移動局
WO2010087665A2 (en) 2009-02-02 2010-08-05 Lg Electronics Inc. Method and apparatus for transmitting data performed by at least one base sation in wireless communication system
US8886205B2 (en) * 2009-03-02 2014-11-11 Qualcomm Incorporated Timing adjustment for synchronous operation in a wireless network
US8457079B2 (en) 2009-10-05 2013-06-04 Motorola Mobility Llc Method and apparatus for mitigating downlink control channel interference
US9392562B2 (en) * 2009-11-17 2016-07-12 Qualcomm Incorporated Idle access terminal-assisted time and/or frequency tracking
KR101770209B1 (ko) * 2009-12-03 2017-08-22 엘지전자 주식회사 무선 통신 시스템에서 셀간 간섭 저감 방법 및 장치
US9271248B2 (en) * 2010-03-02 2016-02-23 Qualcomm Incorporated System and method for timing and frequency synchronization by a Femto access point
US20120003985A1 (en) * 2010-07-01 2012-01-05 Ntt Docomo Inc. Co-channel interference reduction in femtocell networks
US8954104B2 (en) * 2011-02-15 2015-02-10 Telefonaktiebolaget L M Ericsson (Publ) Synchronization of PICO-nodes in a heterogeneous cellular network deployment
US20130344878A1 (en) * 2012-06-22 2013-12-26 Nicholas William Whinnett Femtocell base station synchronization

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009010509A (ja) 2007-06-26 2009-01-15 Ntt Docomo Inc 移動通信システム、移動通信方法及び基地局
US20100157906A1 (en) 2008-10-31 2010-06-24 Xiangying Yang Techniques for femto cell synchronization in wireless networks
GB2489743A (en) 2011-04-08 2012-10-10 Picochip Ltd Femtocell base station synchronization

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100495787B1 (ko) * 1999-02-02 2005-06-17 프랙스에어 테크놀로지, 인코포레이티드 이산화탄소의 제조 방법

Also Published As

Publication number Publication date
EP2944138B1 (en) 2018-07-18
KR20150105397A (ko) 2015-09-16
JP6392246B2 (ja) 2018-09-19
CN104904285A (zh) 2015-09-09
US20140194130A1 (en) 2014-07-10
JP2016506706A (ja) 2016-03-03
CN104904285B (zh) 2018-10-12
US9042903B2 (en) 2015-05-26
WO2014110422A1 (en) 2014-07-17
EP2944138A1 (en) 2015-11-18

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