BRPI0908970A8 - método para controlar interferência em implementações de célula femto - Google Patents

método para controlar interferência em implementações de célula femto

Info

Publication number
BRPI0908970A8
BRPI0908970A8 BRPI0908970A BRPI0908970A BRPI0908970A8 BR PI0908970 A8 BRPI0908970 A8 BR PI0908970A8 BR PI0908970 A BRPI0908970 A BR PI0908970A BR PI0908970 A BRPI0908970 A BR PI0908970A BR PI0908970 A8 BRPI0908970 A8 BR PI0908970A8
Authority
BR
Brazil
Prior art keywords
femto cell
controlling interference
cell implementations
implementations
interference
Prior art date
Application number
BRPI0908970A
Other languages
English (en)
Inventor
Jeffrey Wade Scott
Miroslav Budic
Original Assignee
Nortel Networks Ltd
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 Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of BRPI0908970A2 publication Critical patent/BRPI0908970A2/pt
Publication of BRPI0908970A8 publication Critical patent/BRPI0908970A8/pt

Links

Classifications

    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
    • H04W52/244—Interferences in heterogeneous networks, e.g. among macro and femto or pico cells or other sector / system interference [OSI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/04—Arrangements for maintaining operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
BRPI0908970A 2008-03-25 2009-03-24 método para controlar interferência em implementações de célula femto BRPI0908970A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3917608P 2008-03-25 2008-03-25
PCT/US2009/038094 WO2009120689A2 (en) 2008-03-25 2009-03-24 Method for controlling interference in femto cell deployments

Publications (2)

Publication Number Publication Date
BRPI0908970A2 BRPI0908970A2 (pt) 2015-07-28
BRPI0908970A8 true BRPI0908970A8 (pt) 2016-08-02

Family

ID=41114638

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0908970A BRPI0908970A8 (pt) 2008-03-25 2009-03-24 método para controlar interferência em implementações de célula femto

Country Status (7)

Country Link
US (3) US8532666B2 (pt)
EP (1) EP2260586B1 (pt)
JP (3) JP5555687B2 (pt)
KR (1) KR101607167B1 (pt)
CN (2) CN101981829A (pt)
BR (1) BRPI0908970A8 (pt)
WO (1) WO2009120689A2 (pt)

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US20110007712A1 (en) * 2009-07-13 2011-01-13 Qualcomm Incorporated Methods and systems for effective handover between base stations
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US9497714B2 (en) * 2010-09-24 2016-11-15 Qualcomm Incorporated Power control for a network of access points
US9301265B2 (en) 2010-09-24 2016-03-29 Qualcomm Incorporated Access point transmit power control
US9451480B2 (en) 2010-09-28 2016-09-20 Qualcomm Incorporated Methods and apparatus for power management in a wireless communication system
CN103181212A (zh) * 2010-10-22 2013-06-26 日本电气株式会社 无线通信系统、基站、管理服务器和无线通信方法
JP5303538B2 (ja) * 2010-11-19 2013-10-02 株式会社日立製作所 無線通信システム及び無線通信方法
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US8693397B2 (en) * 2011-07-29 2014-04-08 At&T Mobility Ii Llc Macro network optimization with assistance from Femto cells
JP2013038585A (ja) * 2011-08-08 2013-02-21 Sony Corp 無線基地局、送信電力制御方法及びコンピュータプログラム
WO2013040028A2 (en) * 2011-09-12 2013-03-21 Ntt Docomo, Inc. Enhanced local access in mobile communications with fdd resource allocation
WO2013040070A1 (en) * 2011-09-12 2013-03-21 Ntt Docomo, Inc. Method and apparatus at the physical and link layer for mobile communications
KR101892927B1 (ko) * 2012-05-21 2018-10-04 삼성전자주식회사 통신 시스템에서 소형 기지국의 동작을 제어하는 방법 및 그에 따른 소형 기지국
JP5969298B2 (ja) * 2012-07-27 2016-08-17 株式会社Ｎｔｔドコモ 移動局、スモール無線基地局及び通信制御方法
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CN104507153B (zh) * 2014-12-10 2020-04-21 北京邮电大学 一种ofdma下的小小区功率控制方法
CN113778028B (zh) * 2021-08-12 2023-09-26 西安交通大学 基于边云协同与双增量的智能混凝算法

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Also Published As

Publication number Publication date
JP2016119714A (ja) 2016-06-30
BRPI0908970A2 (pt) 2015-07-28
US20140308969A1 (en) 2014-10-16
US20110003597A1 (en) 2011-01-06
CN101981829A (zh) 2011-02-23
US9077507B2 (en) 2015-07-07
WO2009120689A3 (en) 2009-12-30
JP5893674B2 (ja) 2016-03-23
EP2260586A4 (en) 2014-06-11
JP2014187707A (ja) 2014-10-02
CN105744612B (zh) 2020-10-27
KR101607167B1 (ko) 2016-03-29
US8818382B2 (en) 2014-08-26
JP5555687B2 (ja) 2014-07-23
CN105744612A (zh) 2016-07-06
JP2011517893A (ja) 2011-06-16
EP2260586B1 (en) 2020-09-02
EP2260586A2 (en) 2010-12-15
US8532666B2 (en) 2013-09-10
KR20110005686A (ko) 2011-01-18
WO2009120689A2 (en) 2009-10-01
US20140011511A1 (en) 2014-01-09

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04B 7/216

Ipc: H04W 52/14 (2009.01), H04W 52/24 (2009.01), H04W 7

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]