JP6262991B2 - ユーザ装置及び方法 - Google Patents
ユーザ装置及び方法 Download PDFInfo
- Publication number
- JP6262991B2 JP6262991B2 JP2013227129A JP2013227129A JP6262991B2 JP 6262991 B2 JP6262991 B2 JP 6262991B2 JP 2013227129 A JP2013227129 A JP 2013227129A JP 2013227129 A JP2013227129 A JP 2013227129A JP 6262991 B2 JP6262991 B2 JP 6262991B2
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- Prior art keywords
- pdcp
- packet
- reception window
- received
- update
- 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.)
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/34—Flow control; Congestion control ensuring sequence integrity, e.g. using sequence numbers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1809—Selective-repeat protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1832—Details of sliding window management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Description
100 ユーザ装置
110 送受信部
120 PDCPレイヤ処理部
130 受信ウィンドウ更新判定部
201,202 基地局
Claims (5)
- 基地局との間でパケットを送受信する送受信部と、
前記基地局から受信したPDCP(Packet Data Convergence Protocol)パケットに対して前記PDCPパケットのシーケンス番号が受信ウィンドウの範囲内であるか判断し、前記受信ウィンドウの範囲内のシーケンス番号を有するPDCPパケットに対してPDCPレイヤの処理を実行するPDCPレイヤ処理部と、
前記基地局から受信したパケットが前記受信ウィンドウを更新させるための所定の更新トリガパケットであるか判定し、前記受信したパケットが前記更新トリガパケットである場合、前記PDCPレイヤ処理部に前記受信ウィンドウを更新させる受信ウィンドウ更新判定部と、
を有するユーザ装置であって、
前記更新トリガパケットは、ヘッダ部分のみを有するPDCPパケットであり、
前記受信ウィンドウ更新判定部は、前記基地局から受信したPDCPパケットのサイズがPDCPヘッダサイズに等しいか判定し、前記受信したPDCPパケットのサイズが前記PDCPヘッダサイズに等しい場合、前記PDCPレイヤ処理部に前記受信ウィンドウを更新させるユーザ装置。 - 前記送受信部は、当該ユーザ装置が前記更新トリガパケットにより前記受信ウィンドウを更新可能であることを通知するため、Capabilityによって前記基地局に通知するか、又は前記更新トリガパケットを送信することによって前記基地局に通知する、請求項1記載のユーザ装置。
- 前記送受信部は、RLC(Radio Link Control) AM(Acknowledged Mode)とRLC UM(Unacknowledged Mode)との各モードについて、前記Capabilityを前記基地局に通知する、請求項2記載のユーザ装置。
- 前記RLC UMのベアラは、前記PDCPレイヤにおいて順序補正機能を有する、請求項3記載のユーザ装置。
- ユーザ装置に受信ウィンドウを更新させるための方法であって、
前記ユーザ装置は、基地局から受信したPDCP(Packet Data Convergence Protocol)パケットに対して前記PDCPパケットのシーケンス番号が受信ウィンドウの範囲内であるか判断し、前記受信ウィンドウの範囲内のシーケンス番号を有するPDCPパケットに対してPDCPレイヤの処理を実行し、
当該方法は、
前記基地局から受信したパケットが前記受信ウィンドウを更新させるための所定の更新トリガパケットであるか判定するステップと、
前記受信したパケットが前記更新トリガパケットである場合、前記受信ウィンドウを更新するステップと、
を有する方法であって、
前記更新トリガパケットは、ヘッダ部分のみを有するPDCPパケットであり、
前記判定するステップは、前記基地局から受信したPDCPパケットのサイズがPDCPヘッダサイズに等しいか判定し、
前記更新するステップは、前記受信したPDCPパケットのサイズが前記PDCPヘッダサイズに等しい場合、前記受信ウィンドウを更新する方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013227129A JP6262991B2 (ja) | 2013-10-31 | 2013-10-31 | ユーザ装置及び方法 |
US15/027,473 US20160249232A1 (en) | 2013-10-31 | 2014-10-08 | User equipment and method |
PCT/JP2014/076884 WO2015064318A1 (ja) | 2013-10-31 | 2014-10-08 | ユーザ装置及び方法 |
EP14858324.8A EP3065456A4 (en) | 2013-10-31 | 2014-10-08 | USER DEVICE AND METHOD |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013227129A JP6262991B2 (ja) | 2013-10-31 | 2013-10-31 | ユーザ装置及び方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015089009A JP2015089009A (ja) | 2015-05-07 |
JP6262991B2 true JP6262991B2 (ja) | 2018-01-17 |
Family
ID=53003929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013227129A Expired - Fee Related JP6262991B2 (ja) | 2013-10-31 | 2013-10-31 | ユーザ装置及び方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20160249232A1 (ja) |
EP (1) | EP3065456A4 (ja) |
JP (1) | JP6262991B2 (ja) |
WO (1) | WO2015064318A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104837127B (zh) * | 2014-02-08 | 2019-12-31 | 夏普株式会社 | 由辅基站和主基站执行的通信方法以及相应的基站 |
CN104837163B (zh) * | 2014-02-08 | 2019-10-25 | 夏普株式会社 | 用于删除无线链路控制服务数据单元的方法和基站 |
JPWO2015141012A1 (ja) * | 2014-03-20 | 2017-04-06 | 富士通株式会社 | 無線通信装置及び無線通信方法 |
EP3197236B1 (en) * | 2014-08-01 | 2020-03-25 | Huawei Technologies Co., Ltd. | Apparatus and method for data transmission in wireless network |
US20160156564A1 (en) * | 2014-12-02 | 2016-06-02 | Mediatek Inc. | Wireless communication methods |
CN107786506A (zh) * | 2016-08-26 | 2018-03-09 | 中兴通讯股份有限公司 | 数据处理方法、装置、无线网络设备及无线网络*** |
CN106357548B (zh) * | 2016-09-18 | 2019-06-11 | 京信通信***(中国)有限公司 | Pdcp数据包的接收方法和*** |
KR102395812B1 (ko) * | 2017-06-26 | 2022-05-09 | 삼성전자주식회사 | 무선 통신 시스템에서 암호화 파라미터의 불일치를 감지하기 위한 장치 및 방법 |
US10785778B2 (en) * | 2017-08-12 | 2020-09-22 | Lg Electronics Inc. | Method for handling for an uplink split operation in wireless communication system and a device therefor |
WO2019061150A1 (en) * | 2017-09-28 | 2019-04-04 | Qualcomm Incorporated | LOCAL CACHE STORAGE ASSISTED BY USER EQUIPMENT (UE) |
US11277769B2 (en) * | 2017-11-22 | 2022-03-15 | Kyocera Corporation | Communication method, radio communication apparatus, and processor |
WO2019137641A1 (en) * | 2018-01-11 | 2019-07-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Submitting a pdcp pdu for transmission |
US11617104B2 (en) * | 2020-07-31 | 2023-03-28 | Nxp Usa, Inc. | Selective relay of network protocol data units in a wireless mesh network |
WO2023053774A1 (ja) * | 2021-09-30 | 2023-04-06 | 日本電気株式会社 | 通信装置、方法 |
WO2023212425A2 (en) * | 2022-08-09 | 2023-11-02 | Futurewei Technologies, Inc. | Methods and apparatus for differential quality of service (qos) handling of packets within a same service stream |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2398974B (en) * | 2002-02-16 | 2005-03-23 | Lg Electronics Inc | Method for relocating srns in a mobile communication system |
EP1868311B1 (en) * | 2006-06-16 | 2012-02-01 | Panasonic Corporation | Avoidance of retransmission requests in a packet retransmission scheme |
BRPI0816033B1 (pt) * | 2007-09-28 | 2020-11-10 | Interdigital Patent Holdings, Inc | método para regular a transmissão de pacotes de protocolo de convergência de pacote de dados em uma comunicação sem fio |
US20090103445A1 (en) * | 2007-10-01 | 2009-04-23 | Interdigital Patent Holdings, Inc. | Method and apparatus for enhancing various pdcp and layer 2 operations |
MX2010003595A (es) * | 2007-10-01 | 2010-08-04 | Interdigital Patent Holdings | Metodo y aparato para descartar pcdp. |
US8208498B2 (en) * | 2007-10-30 | 2012-06-26 | Qualcomm Incorporated | Methods and systems for HFN handling at inter-base station handover in mobile communication networks |
KR101488015B1 (ko) * | 2008-01-25 | 2015-01-29 | 엘지전자 주식회사 | 핸드오버 수행방법 및 데이터 생성방법 |
JP6001886B2 (ja) * | 2012-03-13 | 2016-10-05 | 株式会社Nttドコモ | 移動局及び無線基地局 |
EP3897016A3 (en) * | 2012-04-27 | 2021-11-24 | Interdigital Patent Holdings, Inc. | Method and apparatus for provisioning of d2d policies for a wireless transmit receive unit (wtru) |
-
2013
- 2013-10-31 JP JP2013227129A patent/JP6262991B2/ja not_active Expired - Fee Related
-
2014
- 2014-10-08 EP EP14858324.8A patent/EP3065456A4/en not_active Withdrawn
- 2014-10-08 WO PCT/JP2014/076884 patent/WO2015064318A1/ja active Application Filing
- 2014-10-08 US US15/027,473 patent/US20160249232A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP3065456A1 (en) | 2016-09-07 |
JP2015089009A (ja) | 2015-05-07 |
EP3065456A4 (en) | 2016-10-26 |
US20160249232A1 (en) | 2016-08-25 |
WO2015064318A1 (ja) | 2015-05-07 |
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