BR112016028732A2 - técnica para aperfeiçoar estrutura de quadros e procedimento de ouvir antes de falar (lbt) para transmissões utilizando uma banda de espectro de radiofrequência não licenciada - Google Patents
técnica para aperfeiçoar estrutura de quadros e procedimento de ouvir antes de falar (lbt) para transmissões utilizando uma banda de espectro de radiofrequência não licenciadaInfo
- Publication number
- BR112016028732A2 BR112016028732A2 BR112016028732A BR112016028732A BR112016028732A2 BR 112016028732 A2 BR112016028732 A2 BR 112016028732A2 BR 112016028732 A BR112016028732 A BR 112016028732A BR 112016028732 A BR112016028732 A BR 112016028732A BR 112016028732 A2 BR112016028732 A2 BR 112016028732A2
- Authority
- BR
- Brazil
- Prior art keywords
- frame structure
- spectrum band
- unlicensed radio
- transmissions
- procedure
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 5
- 238000001228 spectrum Methods 0.000 title abstract 3
- 230000005540 biological transmission Effects 0.000 title abstract 2
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1694—Allocation of channels in TDM/TDMA networks, e.g. distributed multiplexers
-
- 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
- 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
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
são descritas técnicas para comunicação sem fio. um método para comunicação sem fio inclui identificar uma estrutura de quadro para transmissões utilizando uma banda de espectro de radiofrequência não licenciada, a estrutura de quadro incluindo ao menos dois subquadros especiais; e realizar um procedimento para obter acesso à banda de espectro de radiofrequência não licenciado durante ao menos uma porção de pelo menos um de ao menos dois subquadros especiais.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462012259P | 2014-06-13 | 2014-06-13 | |
US62/012,259 | 2014-06-13 | ||
US14/660,717 US10057779B2 (en) | 2014-06-13 | 2015-03-17 | Techniques for enhancing frame structure and listen before talk procedure (LBT) for transmissions using an unlicensed radio frequency spectrum band |
US14/660,717 | 2015-03-17 | ||
PCT/US2015/029611 WO2015191191A1 (en) | 2014-06-13 | 2015-05-07 | Techniques for enhancing frame structure and listen before talk procedure (lbt) for transmissions using an unlicensed radio frequency spectrum band |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112016028732A2 true BR112016028732A2 (pt) | 2017-08-22 |
BR112016028732B1 BR112016028732B1 (pt) | 2023-10-17 |
Family
ID=53264775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112016028732-0A BR112016028732B1 (pt) | 2014-06-13 | 2015-05-07 | Técnica para aperfeiçoar estrutura de quadros e procedimento de ouvir antes de falar (lbt) para transmissões utilizando uma banda de espectro de radiofrequência não licenciada |
Country Status (8)
Country | Link |
---|---|
US (1) | US10057779B2 (pt) |
EP (1) | EP3155858B1 (pt) |
JP (1) | JP6545720B2 (pt) |
KR (1) | KR101965945B1 (pt) |
CN (1) | CN106664726B (pt) |
BR (1) | BR112016028732B1 (pt) |
CA (1) | CA2947875C (pt) |
WO (1) | WO2015191191A1 (pt) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9531500B1 (en) * | 2014-10-17 | 2016-12-27 | Sprint Spectrum L.P. | Systems and methods for determining frame structures for frequency bands |
WO2016072908A1 (en) * | 2014-11-06 | 2016-05-12 | Telefonaktiebolaget L M Ericsson (Publ) | Dynamic listen before talk in license-assisted access |
US11140713B2 (en) * | 2014-12-10 | 2021-10-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Preemptive retransmissions on Listen-Before-Talk cells |
US10014970B2 (en) * | 2015-03-06 | 2018-07-03 | Qualcomm Incorporated | Mitigation of inter-base station resynchronization loss in LTE/LTE-A networks with contention-based shared frequency spectrum |
KR102467048B1 (ko) * | 2015-04-09 | 2022-11-14 | 한국전자통신연구원 | 히든 노드 문제와 사용자 단말들의 채널 점유를 고려한 상향 링크 데이터 전송 방법 |
US10104691B2 (en) | 2015-04-15 | 2018-10-16 | Mediatek Inc. | Methods of listen-before-talk mechanism for opportunistic spectrum access |
US10051662B2 (en) * | 2015-04-15 | 2018-08-14 | Mediatek Inc. | Methods of listen-before-talk mechanism for opportunistic spectrum access |
CN106413118B (zh) * | 2015-07-31 | 2020-01-17 | 电信科学技术研究院 | 一种数据传输方法和装置 |
US20170055293A1 (en) * | 2015-08-17 | 2017-02-23 | Mediatek Inc. | Methods of Distributed Control Achieving Fair Radio Resource Access |
CN106257959B (zh) * | 2015-08-19 | 2020-04-14 | 北京智谷技术服务有限公司 | 确定信道占用的方法和装置 |
JP6557423B6 (ja) * | 2016-01-20 | 2019-09-18 | エルジー エレクトロニクス インコーポレイティド | 非免許帯域を支援する無線通信システムにおいて上りリンク信号を送信する方法及びそれを支援する装置 |
US10893523B2 (en) * | 2016-11-02 | 2021-01-12 | Qualcomm Incorporated | Wireless communication between wideband ENB and narrowband UE |
CN108282865B (zh) * | 2017-01-05 | 2020-10-23 | 华为技术有限公司 | 一种通信方法、接入网设备及系统 |
US10448257B2 (en) * | 2017-02-23 | 2019-10-15 | Qualcomm Incorporated | Co-existence mechanisms for shared spectrum and unlicensed spectrum |
WO2019066482A1 (ko) * | 2017-09-27 | 2019-04-04 | 엘지전자 주식회사 | 비면허 대역을 지원하는 무선 통신 시스템에서 단말이 상향링크 신호를 전송하는 방법 및 이를 지원하는 장치 |
US10652854B2 (en) * | 2017-10-30 | 2020-05-12 | Qualcomm Incorporated | Paging super frame window for narrowband communications using the unlicensed spectrum |
US11071138B2 (en) * | 2018-02-23 | 2021-07-20 | Qualcomm Incorporated | OTA dynamic TDD with CUI-R multiplexed in UL |
US20210298073A1 (en) * | 2020-03-17 | 2021-09-23 | Qualcomm Incorporated | Proxy sensing-based channel access for shared spectrum |
US20230086527A1 (en) * | 2021-09-20 | 2023-03-23 | Apple Inc. | Low latency wireless communication |
WO2023245446A1 (en) * | 2022-06-21 | 2023-12-28 | Nokia Shanghai Bell Co., Ltd. | Low latency communication in unlicensed spectrum |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8774209B2 (en) | 2009-12-02 | 2014-07-08 | Qualcomm Incorporated | Apparatus and method for spectrum sharing using listen-before-talk with quiet periods |
CN101895895B (zh) * | 2010-08-03 | 2014-07-02 | 北京邮电大学 | 认知无线网络中的分级频谱感知方法及装置 |
US9320047B2 (en) * | 2010-11-25 | 2016-04-19 | Nokia Technologies Oy | Network assisted sensing on a shared band for local communications |
WO2012139278A1 (en) | 2011-04-12 | 2012-10-18 | Renesas Mobile Corporation | Methods and apparatuses of spectrum sharing for cellular-controlled offloading using unlicensed band |
CN103765824B (zh) * | 2011-07-14 | 2017-03-22 | 美国博通公司 | 用于在系统的未许可频带上提供灵活时间共享方案的方法和装置 |
GB2497780B (en) * | 2011-12-21 | 2014-02-26 | Broadcom Corp | Apparatus and methods for performing sensing operations in carrier aggregation communications |
CN103209032B (zh) * | 2012-01-12 | 2015-04-08 | 电信科学技术研究院 | 一种频谱感知方法和系统 |
KR101635299B1 (ko) * | 2012-01-26 | 2016-06-30 | 인터디지탈 패튼 홀딩스, 인크 | Lte 공존에 대한 동적 파라미터 조절 |
US9326285B2 (en) * | 2012-02-28 | 2016-04-26 | Lg Electronics Inc. | Method for setting service period in wireless communication system and apparatus for same |
US9184886B2 (en) | 2012-08-10 | 2015-11-10 | Blackberry Limited | TD LTE secondary component carrier in unlicensed bands |
KR20150091473A (ko) * | 2012-12-03 | 2015-08-11 | 엘지전자 주식회사 | 무선랜 시스템에서 다중 대역 스캐닝 방법 및 장치 |
US20150195849A1 (en) * | 2014-01-06 | 2015-07-09 | Intel IP Corporation | Systems, methods and devices for multiple signal co-existence in multiple-use frequency spectrum |
US10154439B2 (en) * | 2014-04-29 | 2018-12-11 | Hewlett Packard Enterprise Development Lp | Dynamic channel bandwidth selection based on information for packets transmitted at different channel bandwidths |
US20160302230A1 (en) * | 2015-04-10 | 2016-10-13 | Samsung Electronics Co., Ltd | Methods and apparatus for rrm measurement on unlicensed spectrum |
-
2015
- 2015-03-17 US US14/660,717 patent/US10057779B2/en active Active
- 2015-05-07 KR KR1020167034534A patent/KR101965945B1/ko active IP Right Grant
- 2015-05-07 CN CN201580030910.7A patent/CN106664726B/zh active Active
- 2015-05-07 EP EP15724147.2A patent/EP3155858B1/en active Active
- 2015-05-07 BR BR112016028732-0A patent/BR112016028732B1/pt active IP Right Grant
- 2015-05-07 WO PCT/US2015/029611 patent/WO2015191191A1/en active Application Filing
- 2015-05-07 JP JP2016572594A patent/JP6545720B2/ja active Active
- 2015-05-07 CA CA2947875A patent/CA2947875C/en active Active
Also Published As
Publication number | Publication date |
---|---|
CA2947875C (en) | 2020-04-21 |
CN106664726B (zh) | 2020-05-12 |
CA2947875A1 (en) | 2015-12-17 |
EP3155858A1 (en) | 2017-04-19 |
JP6545720B2 (ja) | 2019-07-17 |
US10057779B2 (en) | 2018-08-21 |
KR20170017910A (ko) | 2017-02-15 |
WO2015191191A1 (en) | 2015-12-17 |
CN106664726A (zh) | 2017-05-10 |
BR112016028732B1 (pt) | 2023-10-17 |
US20150365830A1 (en) | 2015-12-17 |
KR101965945B1 (ko) | 2019-04-04 |
EP3155858B1 (en) | 2020-03-11 |
JP2017525194A (ja) | 2017-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B15K | Others concerning applications: alteration of classification |
Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04W 74/08 , H04W 16/14 Ipc: H04W 16/14 (2009.01), H04W 72/04 (2009.01), H04W 7 |
|
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 07/05/2015, OBSERVADAS AS CONDICOES LEGAIS |