JP6669853B2 - D2d通信システムにおいてバッファ状態報告を行う方法及びその装置 - Google Patents
D2d通信システムにおいてバッファ状態報告を行う方法及びその装置 Download PDFInfo
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0278—Traffic management, e.g. flow control or congestion control using buffer status reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2612—Arrangements for wireless medium access control, e.g. by allocating physical layer transmission capacity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0252—Traffic management, e.g. flow control or congestion control per individual bearer or channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
- H04W28/14—Flow control between communication endpoints using intermediate storage
-
- 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
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
- H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
- H04W72/569—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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Description
Claims (10)
- 無線通信システムにおいて動作するユーザ端末(UE)のための方法であって、
複数のサイドリンク論理チャネルを設定するステップであって、上記複数のサイドリンク論理チャネルがそれぞれ関連優先順位を有し、論理チャネルグループ(Logical Channel Group;LCG)に属し、1つ以上のLCGがProSe Destinationに属する、ステップと、
LCG優先順位の降順にLCGのバッファサイズを含むSL BSR MAC CE(Sidelink Buffer Status Reporting Medium Access Control Control Element)を生成するステップであって、LCGのLCG優先順位は、上記LCGに属する論理チャネルの優先順位の中で論理チャネルの最上位の優先順位と決定される、ステップと、
上記SL BSR MAC CEを含むMACプロトコルデータユニット(Protocol Data Unit;PDU)を送信するステップと、
を含む、方法。 - 上記優先順位は、PPPP(ProSe Per−Packet Priority)である、請求項1に記載の方法。
- 受信されたULグラント情報が送信に利用可能なデータを有する全てのLCGのバッファ状態及びそのサブヘッダーを含むSL BSR MAC CEを含むのに十分でない場合、上記SL BSR MAC CEは、受信されたUL承認内のビット数を考慮して、可能なかぎり多数の送信に利用可能なデータを有するLCGに対するバッファ状態を含む、請求項1に記載の方法。
- 受信されたULグラント情報が送信に利用可能なデータを有する全てのLCGのバッファ状態及びそのサブヘッダーを含むSL BSR MAC CEを含むのに十分である場合、上記UEは、送信に利用可能なデータを有する全てのLCGのバッファ状態を選択する、請求項1に記載の方法。
- 上記UEは、上記LCGの属したProSe Destinationのインデックスを考慮しないで上記LCG優先順位を決定する、請求項1に記載の方法。
- 無線通信システムにおいて動作するユーザ端末(UE)であって、
無線周波数(RF)モジュールと、
上記RFモジュールと連動するプロセッサと、
を備え、上記プロセッサは、
複数のサイドリンク論理チャネルを設定し、上記複数のサイドリンク論理チャネルがそれぞれ関連優先順位を有し、論理チャネルグループ(Logical Channel Group;LCG)に属し、1つ以上のLCGがProSe Destinationに属し、
LCG優先順位の降順にLCGのバッファサイズを含むSL BSR MAC CE(Sidelink Buffer Status Reporting Medium Access Control Control Element)を生成し、LCGのLCG優先順位は上記LCGに属する論理チャネルの優先順位の中で論理チャネルの最上位の優先順位と決定され、
上記SL BSR MAC CEを含むMACプロトコルデータユニット(Protocol Data Unit;PDU)を送信するように構成される、端末。 - 上記優先順位は、PPPP(ProSe Per−Packet Priority)である、請求項6に記載の端末。
- 受信されたULグラント情報が送信に利用可能なデータを有する全てのLCGのバッファ状態及びそのサブヘッダーを含むSL BSR MAC CEを含むのに十分でない場合、上記SL BSR MAC CEは、受信されたUL承認内のビット数を考慮して、可能なかぎり多数の送信に利用可能なデータを有するLCGに対するバッファ状態を含む、請求項6に記載の端末。
- 受信されたULグラント情報が送信に利用可能なデータを有する全てのLCGのバッファ状態及びそのサブヘッダーを含むSL BSR MAC CEを含むのに十分である場合、上記プロセッサは、送信に利用可能なデータを有する全てのLCGのバッファ状態を選択する、請求項6に記載の端末。
- 上記プロセッサは、上記LCGの属したProSe Destinationのインデックスを考慮しないで上記LCG優先順位を決定する、請求項6に記載の端末。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US201562204410P | 2015-08-12 | 2015-08-12 | |
US62/204,410 | 2015-08-12 | ||
PCT/KR2016/007514 WO2017026671A1 (en) | 2015-08-12 | 2016-07-11 | Method for performing a buffer status reporting in a d2d communication system and device therefor |
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JP2018527800A JP2018527800A (ja) | 2018-09-20 |
JP6669853B2 true JP6669853B2 (ja) | 2020-03-18 |
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US (4) | US10257743B2 (ja) |
EP (1) | EP3131364B1 (ja) |
JP (1) | JP6669853B2 (ja) |
KR (1) | KR102004272B1 (ja) |
CN (2) | CN112788573B (ja) |
TW (1) | TWI608748B (ja) |
WO (1) | WO2017026671A1 (ja) |
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KR102183333B1 (ko) * | 2014-08-08 | 2020-11-26 | 주식회사 아이티엘 | 단말간 통신을 지원하는 무선 통신 시스템에서 버퍼상태보고 전송 방법 및 장치 |
WO2016159728A1 (ko) * | 2015-04-01 | 2016-10-06 | 삼성전자 주식회사 | D2d 통신 시스템에서 우선 순위를 처리하는 방법 및 장치 |
EP4236613A3 (en) * | 2015-04-17 | 2023-10-18 | Panasonic Intellectual Property Corporation of America | Multiple prose group communication during a sidelink control period |
JP6295377B2 (ja) * | 2015-05-15 | 2018-03-14 | 京セラ株式会社 | 基地局及び無線端末 |
KR102004272B1 (ko) | 2015-08-12 | 2019-07-26 | 엘지전자 주식회사 | D2d 무선 통신 시스템에서 버퍼 상태 보고를 수행하는 방법 및 이를 이용한 장치 |
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TWI608748B (zh) | 2017-12-11 |
US10257743B2 (en) | 2019-04-09 |
EP3131364B1 (en) | 2020-04-29 |
CN112788573B (zh) | 2023-06-06 |
US20210185558A1 (en) | 2021-06-17 |
WO2017026671A1 (en) | 2017-02-16 |
TW201707491A (zh) | 2017-02-16 |
US10945154B2 (en) | 2021-03-09 |
CN107950047A (zh) | 2018-04-20 |
JP2018527800A (ja) | 2018-09-20 |
US11641599B2 (en) | 2023-05-02 |
US20220394544A1 (en) | 2022-12-08 |
US20190200255A1 (en) | 2019-06-27 |
US20170048745A1 (en) | 2017-02-16 |
CN112788573A (zh) | 2021-05-11 |
EP3131364A1 (en) | 2017-02-15 |
KR20180023034A (ko) | 2018-03-06 |
US11432184B2 (en) | 2022-08-30 |
CN107950047B (zh) | 2021-02-05 |
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