CA2924085C - Virtual carriers for lte/lte-a communications in a shared spectrum - Google Patents

Virtual carriers for lte/lte-a communications in a shared spectrum Download PDF

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Publication number
CA2924085C
CA2924085C CA2924085A CA2924085A CA2924085C CA 2924085 C CA2924085 C CA 2924085C CA 2924085 A CA2924085 A CA 2924085A CA 2924085 A CA2924085 A CA 2924085A CA 2924085 C CA2924085 C CA 2924085C
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CA
Canada
Prior art keywords
physical
carriers
carrier
virtual
cca
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CA2924085A
Other languages
English (en)
French (fr)
Other versions
CA2924085A1 (en
Inventor
Srinivas YERRAMALLI
Tao Luo
Wanshi Chen
Hao Xu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CA2924085A1 publication Critical patent/CA2924085A1/en
Application granted granted Critical
Publication of CA2924085C publication Critical patent/CA2924085C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0033—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation each allocating device acting autonomously, i.e. without negotiation with other allocating devices
    • 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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04L5/0062—Avoidance of ingress interference, e.g. ham radio channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/25—Control channels or signalling for resource management between terminals via a wireless link, e.g. sidelink
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/563—Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
    • 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
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
CA2924085A 2013-10-03 2014-09-19 Virtual carriers for lte/lte-a communications in a shared spectrum Active CA2924085C (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361886469P 2013-10-03 2013-10-03
US61/886,469 2013-10-03
US201461948399P 2014-03-05 2014-03-05
US61/948,399 2014-03-05
US14/490,503 US10051660B2 (en) 2013-10-03 2014-09-18 Virtual carriers for LTE/LTE-A communications in a shared spectrum
US14/490,503 2014-09-18
PCT/US2014/056431 WO2015050718A1 (en) 2013-10-03 2014-09-19 Virtual carriers for lte/lte-a communications in a shared spectrum

Publications (2)

Publication Number Publication Date
CA2924085A1 CA2924085A1 (en) 2015-04-09
CA2924085C true CA2924085C (en) 2020-04-14

Family

ID=52776894

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2924085A Active CA2924085C (en) 2013-10-03 2014-09-19 Virtual carriers for lte/lte-a communications in a shared spectrum

Country Status (8)

Country Link
US (1) US10051660B2 (enExample)
EP (1) EP3053294B1 (enExample)
JP (1) JP6545669B2 (enExample)
KR (1) KR101888772B1 (enExample)
CN (1) CN105612714B (enExample)
BR (1) BR112016007359A2 (enExample)
CA (1) CA2924085C (enExample)
WO (1) WO2015050718A1 (enExample)

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CN106063355B (zh) * 2015-01-16 2020-08-07 深圳市贝思特实业有限公司 一种传输消息的方法和装置
CN105992346B (zh) * 2015-01-29 2021-09-24 中兴通讯股份有限公司 一种数据传输方法及数据传输站点
JP6581658B2 (ja) * 2015-02-06 2019-09-25 アップル インコーポレイテッドＡｐｐｌｅ Ｉｎｃ． 非ライセンス無線周波数帯域における時間分割ｌｔｅ送信のための方法及び装置
US9877203B2 (en) * 2015-05-07 2018-01-23 Qualcomm Incorporated Channel feedback reporting for shared frequency spectrum
US9929835B2 (en) * 2015-07-10 2018-03-27 Qualcomm Incorporated Techniques for synchronizing and desynchronizing contention for access to a plurality of channels
CN106455117B (zh) * 2015-08-07 2021-07-23 中兴通讯股份有限公司 一种竞争接入方法和装置
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WO2017171325A1 (ko) 2016-03-27 2017-10-05 엘지전자 주식회사 비면허 대역을 지원하는 무선 통신 시스템에서 물리 상향링크 제어 채널을 전송하는 방법 및 이를 지원하는 장치
US10517021B2 (en) 2016-06-30 2019-12-24 Evolve Cellular Inc. Long term evolution-primary WiFi (LTE-PW)
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US10645586B2 (en) * 2016-10-13 2020-05-05 Qualcomm Incorporated Coordinated resource partitioning
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US11337192B2 (en) * 2017-09-28 2022-05-17 LG Electionics Inc. Method and apparatus for supporting multiple carriers in wireless communication system
CN118368721A (zh) * 2018-02-13 2024-07-19 交互数字专利控股公司 无线发送接收单元和在无线发送接收单元中实现的方法
US10785792B2 (en) * 2018-03-28 2020-09-22 Google Llc User device-initiated low-latency data transmissions
US11606777B2 (en) * 2019-07-01 2023-03-14 Qualcomm Incorporated Techniques for adaptive sub-band usage for uplink control channel
CN111182037B (zh) * 2019-12-13 2022-02-25 中国联合网络通信集团有限公司 一种虚拟网络的映射方法和装置
CN115104277B (zh) * 2020-02-12 2024-04-05 苹果公司 用于无线通信中的多分量载波物理下行链路共享信道调度的方法和装置
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Also Published As

Publication number Publication date
US10051660B2 (en) 2018-08-14
KR101888772B1 (ko) 2018-08-14
EP3053294B1 (en) 2017-10-18
CA2924085A1 (en) 2015-04-09
WO2015050718A1 (en) 2015-04-09
JP2016535472A (ja) 2016-11-10
CN105612714A (zh) 2016-05-25
US20150098412A1 (en) 2015-04-09
CN105612714B (zh) 2019-02-01
KR20160066030A (ko) 2016-06-09
EP3053294A1 (en) 2016-08-10
BR112016007359A2 (pt) 2017-08-01
JP6545669B2 (ja) 2019-07-17

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Effective date: 20171218

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Effective date: 20250319