JP4960427B2 - 不連続受信機能を改善する方法及び通信装置 - Google Patents
不連続受信機能を改善する方法及び通信装置 Download PDFInfo
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- JP4960427B2 JP4960427B2 JP2009247111A JP2009247111A JP4960427B2 JP 4960427 B2 JP4960427 B2 JP 4960427B2 JP 2009247111 A JP2009247111 A JP 2009247111A JP 2009247111 A JP2009247111 A JP 2009247111A JP 4960427 B2 JP4960427 B2 JP 4960427B2
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004891 communication Methods 0.000 title claims description 36
- 230000004913 activation Effects 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 230000007246 mechanism Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
- H04L1/001—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding applied to control information
-
- 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
- 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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Transceivers (AREA)
Description
[(SFN*10)+ subframe number] mod (Short DRX Cycle) = DRX Start Offset
または、
(式B)
[(SFN*10)+ subframe number] mod (Long DRX Cycle) = DRX Start Offset
ステップ402:DRXサイクルに入る。
ステップ404:システムフレーム番号と、サブフレーム番号と、DRXサイクルの変数に基づいて、第一方程式を実行して第一結果を生成する。
ステップ406:DRX起動オフセット変数とDRXサイクルの変数に基づいて、第二方程式を実行して第二結果を生成する。
ステップ408:第一結果と第二結果が一致すれば、オンデュレーションタイマーを起動してPDCCHをモニタリングする。
ステップ410:終了。
R1 = [(SFN*10)+ subframe number] mod(DRX Cycle)
R2 =(DRX Start Offset)mod(DRX Cycle)
100 無線通信装置
102 入力装置
104 出力装置
106 制御回路
108 CPU
110 記憶装置
112 プログラム
114 トランシーバー
200 アプリケーション層
202 第三層
206 第二層
218 第一層
220 DRX機能改善プログラム
222 MACエンティティー
Claims (4)
- 無線通信システムのUE(ユーザー端末)においてDRX(不連続受信)機能を改善する方法であって、
DRXサイクルに入る段階と、
システムフレーム番号と、サブフレーム番号と、DRXサイクルの変数に基づいて、第一方程式を実行して第一結果を生成する段階と、
DRX起動オフセット変数と前記DRXサイクルの変数に基づいて、第二方程式を実行して第二結果を生成する段階と、
前記第一結果と前記第二結果が一致すれば、オンデュレーションタイマーを起動してPDCCHをモニタリングする段階と、を含み、
前記第一方程式は、R1 = [(SFN*10)+ subframe number] mod(DRX Cycle)であり、そのうちR1は前記第一結果を示し、SFNは前記システムフレーム番号を示し、modはモジュラ演算を示し、subframe numberは前記サブフレーム番号を示し、DRX Cycleは前記DRXサイクルの変数を示し、
前記第二方程式は、R2 =(DRX Start Offset)mod(DRX Cycle)であり、そのうちR2は前記第二結果を示し、DRX Cycleは前記DRXサイクルの変数を示し、modはモジュラ演算を示し、DRX Start Offsetは前記DRX起動オフセット変数を示す、
DRX機能の改善方法。 - 前記DRXサイクルは短DRXサイクルまたは長DRXサイクルである、請求項1に記載のDRX機能の改善方法。
- 無線通信システムのUEにおいてDRX機能を改善するための通信装置であって、
前記通信装置の機能を実施する制御回路と、
前記制御回路に設けられ、プログラムを実行して前記制御回路を制御するCPU(中央処理装置)と、
前記CPUに結合されるように前記制御回路に設けられ、前記プログラムを記憶する記憶装置と、を含み、前記プログラムは、
DRXサイクルに入る段階と、
システムフレーム番号と、サブフレーム番号と、DRXサイクルの変数に基づいて、第一方程式を実行して第一結果を生成する段階と、
DRX起動オフセット変数と前記DRXサイクルの変数に基づいて、第二方程式を実行して第二結果を生成する段階と、
前記第一結果と前記第二結果が一致すれば、オンデュレーションタイマーを起動してPDCCHをモニタリングする段階と、を含み、
前記第一方程式は、R1 = [(SFN*10)+ subframe number] mod(DRX Cycle)であり、そのうちR1は前記第一結果を示し、SFNは前記システムフレーム番号を示し、modはモジュラ演算を示し、subframe numberは前記サブフレーム番号を示し、DRX Cycleは前記DRXサイクルの変数を示し、
前記第二方程式は、R2 =(DRX Start Offset)mod(DRX Cycle)であり、そのうちR2は前記第二結果を示し、DRX Cycleは前記DRXサイクルの変数を示し、modはモジュラ演算を示し、DRX Start Offsetは前記DRX起動オフセット変数を示す、
通信装置。 - 前記DRXサイクルは短DRXサイクルまたは長DRXサイクルである、請求項3に記載の通信装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11173108P | 2008-11-06 | 2008-11-06 | |
US61/111,731 | 2008-11-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010114892A JP2010114892A (ja) | 2010-05-20 |
JP4960427B2 true JP4960427B2 (ja) | 2012-06-27 |
Family
ID=41650315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009247111A Active JP4960427B2 (ja) | 2008-11-06 | 2009-10-27 | 不連続受信機能を改善する方法及び通信装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20100110896A1 (ja) |
EP (1) | EP2184942B8 (ja) |
JP (1) | JP4960427B2 (ja) |
KR (1) | KR101098497B1 (ja) |
CN (1) | CN101795485A (ja) |
AT (1) | ATE551875T1 (ja) |
ES (1) | ES2385954T3 (ja) |
TW (1) | TW201019774A (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100052064A (ko) * | 2008-11-10 | 2010-05-19 | 삼성전자주식회사 | 이동 통신 시스템에서 불연속 수신 동작 제어 방법 및 장치 |
KR101720334B1 (ko) * | 2010-01-12 | 2017-04-05 | 삼성전자주식회사 | 이동통신 시스템에서 불연속 수신 동작을 지원하는 방법 및 장치 |
USRE49879E1 (en) | 2010-01-12 | 2024-03-19 | Samsung Electronics Co., Ltd. | Method and apparatus for supporting discontinuous reception operation in mobile communication system |
US8743764B2 (en) * | 2010-02-19 | 2014-06-03 | Qualcomm Incorporated | Extending an effective control channel periodicity via discontinuous reception (DRX) |
CN102595568A (zh) | 2011-01-12 | 2012-07-18 | 华为技术有限公司 | 一种非连续接收的方法、装置及系统 |
WO2013066044A1 (ko) * | 2011-10-31 | 2013-05-10 | 엘지전자 주식회사 | 상향링크 제어 신호 전송 방법 및 사용자기기와, 상향링크 신호 수신 방법 및 기지국 |
US8923880B2 (en) | 2012-09-28 | 2014-12-30 | Intel Corporation | Selective joinder of user equipment with wireless cell |
US10039055B2 (en) | 2013-07-19 | 2018-07-31 | Lg Electronics Inc. | Method for monitoring a physical downlink control channel during DRX operation in a wireless communication system and a device therefor |
IN2013CH04626A (ja) | 2013-10-14 | 2015-04-24 | Samsung India Software Operations Pvt Ltd | |
TWI484850B (zh) * | 2013-11-14 | 2015-05-11 | Univ Nat Chiao Tung | 用於長期演進技術中省電資料排程系統及其方法 |
US20150361371A1 (en) * | 2014-06-13 | 2015-12-17 | Board Of Regents Of The Nevada System Of Higher Education, On Behalf Of The Desert Research Instit | Hydrothermal carbonization of algal feedstocks and fuels produced thereby |
US9967838B2 (en) | 2014-11-21 | 2018-05-08 | Apple Inc. | Network synchronization for system configuration exchanges |
KR101865463B1 (ko) * | 2015-05-22 | 2018-06-07 | 아서스테크 컴퓨터 인코포레이션 | 무선 통신 시스템에서 기준 신호 송신을 구현하는 방법 및 장치 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20030097373A (ko) * | 2002-06-20 | 2003-12-31 | 삼성전자주식회사 | 이동 통신 시스템에서 멀티캐스트 멀티미디어 방송서비스를 위한 호출 장치 및 방법 |
JP2007312134A (ja) * | 2006-05-18 | 2007-11-29 | Ntt Docomo Inc | 移動局、無線アクセスネットワーク装置および無線通信システム並びに呼出し制御信号送信方法 |
KR101434268B1 (ko) * | 2007-03-26 | 2014-08-27 | 삼성전자주식회사 | 이동 통신 시스템에서 단말의 불연속 수신 방법 및 장치 |
US8488521B2 (en) * | 2008-03-14 | 2013-07-16 | Interdigital Patent Holdings, Inc. | Behavior for wireless transmit/receive unit and MAC control elements for LTE DRX operations |
US8804546B2 (en) * | 2008-06-13 | 2014-08-12 | Qualcomm Incorporated | Method and apparatus for managing interaction between DRX cycles and paging cycles |
US8279817B2 (en) * | 2008-11-03 | 2012-10-02 | Htc Corporation | Method of managing discontinuous reception offset in a wireless communications system and related communication device |
-
2009
- 2009-10-14 US US12/578,595 patent/US20100110896A1/en not_active Abandoned
- 2009-10-20 EP EP09013218A patent/EP2184942B8/en not_active Revoked
- 2009-10-20 ES ES09013218T patent/ES2385954T3/es active Active
- 2009-10-20 AT AT09013218T patent/ATE551875T1/de active
- 2009-10-27 JP JP2009247111A patent/JP4960427B2/ja active Active
- 2009-10-27 KR KR1020090102418A patent/KR101098497B1/ko active IP Right Grant
- 2009-11-06 TW TW098137679A patent/TW201019774A/zh unknown
- 2009-11-06 CN CN200910209390A patent/CN101795485A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20100110896A1 (en) | 2010-05-06 |
EP2184942B8 (en) | 2012-06-06 |
TW201019774A (en) | 2010-05-16 |
EP2184942B1 (en) | 2012-03-28 |
CN101795485A (zh) | 2010-08-04 |
EP2184942A1 (en) | 2010-05-12 |
ATE551875T1 (de) | 2012-04-15 |
KR20100051024A (ko) | 2010-05-14 |
JP2010114892A (ja) | 2010-05-20 |
ES2385954T3 (es) | 2012-08-06 |
KR101098497B1 (ko) | 2011-12-26 |
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