KR101728779B1 - 이종 네트워크에서 간섭을 감소시키기 위한 방법들 및 장치 - Google Patents

이종 네트워크에서 간섭을 감소시키기 위한 방법들 및 장치 Download PDF

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KR101728779B1
KR101728779B1 KR1020147015323A KR20147015323A KR101728779B1 KR 101728779 B1 KR101728779 B1 KR 101728779B1 KR 1020147015323 A KR1020147015323 A KR 1020147015323A KR 20147015323 A KR20147015323 A KR 20147015323A KR 101728779 B1 KR101728779 B1 KR 101728779B1
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base station
downlink
resources
serving base
subframes
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KR20140088904A (ko
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오석 송
마드하반 에스. 바자페얌
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퀄컴 인코포레이티드
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    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference
    • H04J11/0056—Inter-base station aspects
    • 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
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point
    • 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
    • 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
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • 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
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/52—Allocation or scheduling criteria for wireless resources based on load
    • 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
    • H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • 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
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020147015323A 2011-11-14 2012-11-14 이종 네트워크에서 간섭을 감소시키기 위한 방법들 및 장치 Expired - Fee Related KR101728779B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201161559343P 2011-11-14 2011-11-14
US61/559,343 2011-11-14
US201161578783P 2011-12-21 2011-12-21
US61/578,783 2011-12-21
US13/675,110 US9788327B2 (en) 2011-11-14 2012-11-13 Methods and apparatus for reducing interference in a heterogeneous network
US13/675,110 2012-11-13
PCT/US2012/064924 WO2013074564A1 (en) 2011-11-14 2012-11-14 Methods and apparatus for reducing interference in a heterogeneous network

Related Child Applications (1)

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KR1020157030848A Division KR101902419B1 (ko) 2011-11-14 2012-11-14 이종 네트워크에서 간섭을 감소시키기 위한 방법들 및 장치

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KR20140088904A KR20140088904A (ko) 2014-07-11
KR101728779B1 true KR101728779B1 (ko) 2017-04-20

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KR1020147015323A Expired - Fee Related KR101728779B1 (ko) 2011-11-14 2012-11-14 이종 네트워크에서 간섭을 감소시키기 위한 방법들 및 장치
KR1020157030848A Expired - Fee Related KR101902419B1 (ko) 2011-11-14 2012-11-14 이종 네트워크에서 간섭을 감소시키기 위한 방법들 및 장치

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US (1) US9788327B2 (enExample)
EP (3) EP2781132B1 (enExample)
JP (2) JP5985649B2 (enExample)
KR (2) KR101728779B1 (enExample)
CN (1) CN103931256B (enExample)
BR (1) BR112014011057A2 (enExample)
IN (1) IN2014MN00892A (enExample)
WO (1) WO2013074564A1 (enExample)

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Cited By (2)

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KR20150126416A (ko) 2015-11-11
WO2013074564A1 (en) 2013-05-23
JP2016076938A (ja) 2016-05-12
EP2894918A1 (en) 2015-07-15
EP2894918B1 (en) 2018-07-25
US20130121191A1 (en) 2013-05-16
KR101902419B1 (ko) 2018-09-28
EP2897436B1 (en) 2019-03-06
JP5985649B2 (ja) 2016-09-06
US9788327B2 (en) 2017-10-10
JP2014533472A (ja) 2014-12-11
BR112014011057A2 (pt) 2017-05-02
KR20140088904A (ko) 2014-07-11
EP2781132B1 (en) 2020-04-08
EP2781132A1 (en) 2014-09-24
CN103931256B (zh) 2018-10-02
IN2014MN00892A (enExample) 2015-04-17
CN103931256A (zh) 2014-07-16
EP2897436A1 (en) 2015-07-22
JP6185039B2 (ja) 2017-08-23

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