CN1668130A - 移动数据终端及其通信方法 - Google Patents
移动数据终端及其通信方法 Download PDFInfo
- Publication number
- CN1668130A CN1668130A CNA2005100538886A CN200510053888A CN1668130A CN 1668130 A CN1668130 A CN 1668130A CN A2005100538886 A CNA2005100538886 A CN A2005100538886A CN 200510053888 A CN200510053888 A CN 200510053888A CN 1668130 A CN1668130 A CN 1668130A
- Authority
- CN
- China
- Prior art keywords
- clock signal
- cpu
- data terminal
- mobile data
- memory access
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
- H04W52/029—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment reducing the clock frequency of the controller
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
- Power Sources (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP071299/2004 | 2004-03-12 | ||
JP2004071299A JP4461850B2 (ja) | 2004-03-12 | 2004-03-12 | 携帯情報端末機及びその通信方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1668130A true CN1668130A (zh) | 2005-09-14 |
CN1322785C CN1322785C (zh) | 2007-06-20 |
Family
ID=34824638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100538886A Expired - Fee Related CN1322785C (zh) | 2004-03-12 | 2005-03-14 | 移动数据终端及其通信方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20060123260A1 (zh) |
EP (1) | EP1575178A3 (zh) |
JP (1) | JP4461850B2 (zh) |
CN (1) | CN1322785C (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010091616A1 (zh) * | 2009-02-13 | 2010-08-19 | 华为终端有限公司 | 主控装置及无线终端 |
CN101872288A (zh) * | 2009-04-24 | 2010-10-27 | 联发科技股份有限公司 | 固态硬盘驱动器以及操作频率控制方法 |
CN103577110A (zh) * | 2012-07-19 | 2014-02-12 | 国民技术股份有限公司 | 片上系统及片上系统的读写方法 |
CN103677995A (zh) * | 2012-09-24 | 2014-03-26 | 联想(北京)有限公司 | 一种控制方法和电子设备 |
CN106815155A (zh) * | 2015-12-01 | 2017-06-09 | 英飞凌科技奥地利有限公司 | 经由不同的时钟来访问数据 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1791366A1 (en) * | 2005-11-28 | 2007-05-30 | Alcatel Lucent | Avoiding interruptions in the reproduction of audio/video by storing enough data in advance at a mobile terminal |
KR101881019B1 (ko) | 2011-10-26 | 2018-07-24 | 삼성전자 주식회사 | 휴대 단말기의 전원절약 장치 및 방법 |
KR102165265B1 (ko) * | 2014-09-02 | 2020-10-13 | 삼성전자 주식회사 | 하드웨어 전력 관리 유닛을 이용하여 클락 신호를 조절할 수 있는 애플리케이션 프로세서와 이를 포함하는 장치들 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5396635A (en) * | 1990-06-01 | 1995-03-07 | Vadem Corporation | Power conservation apparatus having multiple power reduction levels dependent upon the activity of the computer system |
FI942753A (fi) * | 1994-06-10 | 1995-12-11 | Nokia Mobile Phones Ltd | Menetelmä jänniteregulaattorin sisältävän elektronisen laitteen tehonkulutuksen pienentämiseksi |
US6198820B1 (en) * | 1996-12-18 | 2001-03-06 | Kyocera Corporation | Portable remote terminal apparatus |
US6029061A (en) * | 1997-03-11 | 2000-02-22 | Lucent Technologies Inc. | Power saving scheme for a digital wireless communications terminal |
CN1127873C (zh) * | 1997-10-24 | 2003-11-12 | 皇家菲利浦电子有限公司 | 一种电池驱动的通讯设备 |
JP2000036770A (ja) * | 1998-07-16 | 2000-02-02 | Asahi Chem Ind Co Ltd | 間欠受信装置および間欠受信方法ならびに携帯電話装置 |
US6564329B1 (en) * | 1999-03-16 | 2003-05-13 | Linkup Systems Corporation | System and method for dynamic clock generation |
JP2002164841A (ja) * | 2000-11-29 | 2002-06-07 | Nec Corp | 携帯電話の制御装置及び制御方法 |
JP3829916B2 (ja) * | 2000-12-28 | 2006-10-04 | 株式会社デンソー | マイクロコンピュータ |
JP4225706B2 (ja) * | 2001-06-07 | 2009-02-18 | 三洋電機株式会社 | 移動通信端末における間欠受信方法 |
JP2003110484A (ja) * | 2001-09-27 | 2003-04-11 | Sony Corp | 携帯通信端末、該携帯通信端末における通信方法、プログラムおよび該プログラムを記録した記録媒体 |
JP3879565B2 (ja) * | 2002-04-03 | 2007-02-14 | 株式会社日立製作所 | 携帯電話機 |
-
2004
- 2004-03-12 JP JP2004071299A patent/JP4461850B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-08 EP EP05005032A patent/EP1575178A3/en not_active Withdrawn
- 2005-03-10 US US11/075,767 patent/US20060123260A1/en not_active Abandoned
- 2005-03-14 CN CNB2005100538886A patent/CN1322785C/zh not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010091616A1 (zh) * | 2009-02-13 | 2010-08-19 | 华为终端有限公司 | 主控装置及无线终端 |
CN101872288A (zh) * | 2009-04-24 | 2010-10-27 | 联发科技股份有限公司 | 固态硬盘驱动器以及操作频率控制方法 |
CN103577110A (zh) * | 2012-07-19 | 2014-02-12 | 国民技术股份有限公司 | 片上系统及片上系统的读写方法 |
CN103677995A (zh) * | 2012-09-24 | 2014-03-26 | 联想(北京)有限公司 | 一种控制方法和电子设备 |
CN103677995B (zh) * | 2012-09-24 | 2017-09-01 | 联想(北京)有限公司 | 一种控制方法和电子设备 |
CN106815155A (zh) * | 2015-12-01 | 2017-06-09 | 英飞凌科技奥地利有限公司 | 经由不同的时钟来访问数据 |
US10447461B2 (en) | 2015-12-01 | 2019-10-15 | Infineon Technologies Austria Ag | Accessing data via different clocks |
CN106815155B (zh) * | 2015-12-01 | 2019-12-13 | 英飞凌科技奥地利有限公司 | 经由不同的时钟来访问数据 |
Also Published As
Publication number | Publication date |
---|---|
JP4461850B2 (ja) | 2010-05-12 |
JP2005260717A (ja) | 2005-09-22 |
US20060123260A1 (en) | 2006-06-08 |
EP1575178A2 (en) | 2005-09-14 |
CN1322785C (zh) | 2007-06-20 |
EP1575178A3 (en) | 2005-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LENOVO INNOVATION CO., LTD. (HONGKONG) Free format text: FORMER OWNER: NEC CORP. Effective date: 20141201 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; TO: HONG KONG, CHINA |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141201 Address after: Hongkong, China Patentee after: LENOVO INNOVATIONS Co.,Ltd.(HONG KONG) Address before: Tokyo, Japan Patentee before: NEC Corp. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070620 Termination date: 20160314 |