CN1120400C - 降低具有液晶显示屏的便携电子装置的功耗的方法和装置 - Google Patents
降低具有液晶显示屏的便携电子装置的功耗的方法和装置 Download PDFInfo
- Publication number
- CN1120400C CN1120400C CN96105117A CN96105117A CN1120400C CN 1120400 C CN1120400 C CN 1120400C CN 96105117 A CN96105117 A CN 96105117A CN 96105117 A CN96105117 A CN 96105117A CN 1120400 C CN1120400 C CN 1120400C
- Authority
- CN
- China
- Prior art keywords
- look
- power mode
- input
- portable electronic
- processing unit
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
-
- 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
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3215—Monitoring of peripheral devices
- G06F1/3218—Monitoring of peripheral devices of display devices
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44380395A | 1995-05-18 | 1995-05-18 | |
US443,803 | 1995-05-18 | ||
US443803 | 1995-05-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1160902A CN1160902A (zh) | 1997-10-01 |
CN1120400C true CN1120400C (zh) | 2003-09-03 |
Family
ID=23762268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN96105117A Expired - Fee Related CN1120400C (zh) | 1995-05-18 | 1996-04-18 | 降低具有液晶显示屏的便携电子装置的功耗的方法和装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5890799A (zh) |
EP (1) | EP0743588A1 (zh) |
KR (1) | KR960043619A (zh) |
CN (1) | CN1120400C (zh) |
TW (1) | TW327707B (zh) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6115248A (en) | 1999-05-17 | 2000-09-05 | Palm, Inc. | Detachable securement of an accessory device to a handheld computer |
SE516923C2 (sv) * | 1999-11-25 | 2002-03-26 | Ericsson Telefon Ab L M | En och samma skärm drivs i två moder,som inte kan användas samtidigt |
US6681332B1 (en) * | 2000-03-13 | 2004-01-20 | Analog Devices, Inc. | System and method to place a device in power down modes/states and restore back to first mode/state within user-controlled time window |
US6490155B2 (en) | 2000-07-07 | 2002-12-03 | Palm, Inc. | Detachable coupling for handheld computer and peripheral attachment scheme |
US7023503B2 (en) * | 2002-02-20 | 2006-04-04 | Planar Systems, Inc. | Image sensor with photosensitive thin film transistors |
US7053967B2 (en) | 2002-05-23 | 2006-05-30 | Planar Systems, Inc. | Light sensitive display |
AU2002336341A1 (en) * | 2002-02-20 | 2003-09-09 | Planar Systems, Inc. | Light sensitive display |
US7009663B2 (en) * | 2003-12-17 | 2006-03-07 | Planar Systems, Inc. | Integrated optical light sensitive active matrix liquid crystal display |
WO2003075207A2 (en) * | 2002-03-01 | 2003-09-12 | Planar Systems, Inc. | Reflection resistant touch screens |
US7219241B2 (en) * | 2002-11-30 | 2007-05-15 | Intel Corporation | Method for managing virtual and actual performance states of logical processors in a multithreaded processor using system management mode |
US20080084374A1 (en) * | 2003-02-20 | 2008-04-10 | Planar Systems, Inc. | Light sensitive display |
US20080048995A1 (en) * | 2003-02-20 | 2008-02-28 | Planar Systems, Inc. | Light sensitive display |
US20050134749A1 (en) * | 2003-12-19 | 2005-06-23 | Adiel Abileah | Reflection resistant display |
US7773139B2 (en) * | 2004-04-16 | 2010-08-10 | Apple Inc. | Image sensor with photosensitive thin film transistors |
US20070109239A1 (en) * | 2005-11-14 | 2007-05-17 | Den Boer Willem | Integrated light sensitive liquid crystal display |
FR2912521B1 (fr) * | 2007-02-14 | 2009-07-10 | Valeo Systemes Thermiques | Generation de signal periodique a gigue nulle |
US7868877B2 (en) | 2007-10-18 | 2011-01-11 | Freescale Semiconductor, Inc. | Touch panel detection circuitry and method of operation |
US8615647B2 (en) | 2008-02-29 | 2013-12-24 | Intel Corporation | Migrating execution of thread between cores of different instruction set architecture in multi-core processor and transitioning each core to respective on / off power state |
US9620072B2 (en) * | 2009-01-15 | 2017-04-11 | International Business Machines Corporation | Method and apparatus for reducing power consumption of an electronic display |
TWI397807B (zh) * | 2009-02-23 | 2013-06-01 | Novatek Microelectronics Corp | 可節省電能的觸控裝置及其相關方法 |
US9001071B2 (en) * | 2009-02-23 | 2015-04-07 | Novatek Microelectronics Corp. | Energy-efficient touch panel device and related method |
US9310923B2 (en) | 2010-12-03 | 2016-04-12 | Apple Inc. | Input device for touch sensitive devices |
US9329703B2 (en) | 2011-06-22 | 2016-05-03 | Apple Inc. | Intelligent stylus |
US8928635B2 (en) | 2011-06-22 | 2015-01-06 | Apple Inc. | Active stylus |
US8638320B2 (en) | 2011-06-22 | 2014-01-28 | Apple Inc. | Stylus orientation detection |
US9176604B2 (en) | 2012-07-27 | 2015-11-03 | Apple Inc. | Stylus device |
US9557845B2 (en) | 2012-07-27 | 2017-01-31 | Apple Inc. | Input device for and method of communication with capacitive devices through frequency variation |
US9652090B2 (en) | 2012-07-27 | 2017-05-16 | Apple Inc. | Device for digital communication through capacitive coupling |
US10048775B2 (en) | 2013-03-14 | 2018-08-14 | Apple Inc. | Stylus detection and demodulation |
US9939935B2 (en) | 2013-07-31 | 2018-04-10 | Apple Inc. | Scan engine for touch controller architecture |
US10061450B2 (en) | 2014-12-04 | 2018-08-28 | Apple Inc. | Coarse scan and targeted active mode scan for touch |
US10474277B2 (en) | 2016-05-31 | 2019-11-12 | Apple Inc. | Position-based stylus communication |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5950072B2 (ja) * | 1979-09-13 | 1984-12-06 | カシオ計算機株式会社 | オ−トパワ−オフ装置 |
JPS5685792A (en) * | 1979-12-14 | 1981-07-13 | Citizen Watch Co Ltd | Liquid crystal display unit |
US4598383A (en) * | 1981-12-28 | 1986-07-01 | Texas Instruments Incorporated | Combination of a data processor with a switch means |
US4851987A (en) * | 1986-01-17 | 1989-07-25 | International Business Machines Corporation | System for reducing processor power consumption by stopping processor clock supply if a desired event does not occur |
US4839634A (en) * | 1986-12-01 | 1989-06-13 | More Edward S | Electro-optic slate for input/output of hand-entered textual and graphic information |
US4980836A (en) * | 1988-10-14 | 1990-12-25 | Compaq Computer Corporation | Apparatus for reducing computer system power consumption |
US5590343A (en) * | 1988-12-09 | 1996-12-31 | Dallas Semiconductor Corporation | Touch-sensitive switching circuitry for power-up |
US5203000A (en) * | 1988-12-09 | 1993-04-13 | Dallas Semiconductor Corp. | Power-up reset conditioned on direction of voltage change |
US5488575A (en) * | 1989-05-02 | 1996-01-30 | Norand Corporation | Portable work station and data collection terminal including switchable multi purpose touch screen display |
US5167024A (en) * | 1989-09-08 | 1992-11-24 | Apple Computer, Inc. | Power management for a laptop computer with slow and sleep modes |
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 |
JP3193039B2 (ja) * | 1990-11-20 | 2001-07-30 | キヤノン株式会社 | 電子装置及び情報処理方法 |
JPH05108218A (ja) * | 1991-10-11 | 1993-04-30 | Toshiba Corp | コンピユータシステム |
US5243332A (en) * | 1991-10-31 | 1993-09-07 | Massachusetts Institute Of Technology | Information entry and display |
EP0549165A2 (en) * | 1991-12-23 | 1993-06-30 | National Semiconductor Corporation | Power conserving integrated circuit |
US5485625A (en) * | 1992-06-29 | 1996-01-16 | Ford Motor Company | Method and apparatus for monitoring external events during a microprocessor's sleep mode |
DE69330026T2 (de) * | 1993-05-28 | 2001-10-31 | Sun Microsystems Inc | Leistungssteuerung durch einen Berührungsbildschirm in einem Computersystem |
JPH0756685A (ja) * | 1993-08-13 | 1995-03-03 | Ricoh Co Ltd | タッチパネルを備えた電子機器 |
JPH08147064A (ja) * | 1994-11-24 | 1996-06-07 | Mitsubishi Denki Semiconductor Software Kk | 間欠動作回路 |
US5568409A (en) * | 1994-12-14 | 1996-10-22 | Tritech Microelectronics International Pte Ltd. | Tablet with system power saving features including reactivation by pen contact after inactive period |
-
1995
- 1995-05-23 TW TW084105184A patent/TW327707B/zh not_active IP Right Cessation
-
1996
- 1996-04-18 CN CN96105117A patent/CN1120400C/zh not_active Expired - Fee Related
- 1996-05-13 KR KR1019960015733A patent/KR960043619A/ko not_active Application Discontinuation
- 1996-05-13 EP EP96107571A patent/EP0743588A1/en not_active Withdrawn
-
1997
- 1997-11-10 US US08/966,831 patent/US5890799A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1160902A (zh) | 1997-10-01 |
EP0743588A1 (en) | 1996-11-20 |
US5890799A (en) | 1999-04-06 |
TW327707B (en) | 1998-03-01 |
KR960043619A (ko) | 1996-12-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1120400C (zh) | 降低具有液晶显示屏的便携电子装置的功耗的方法和装置 | |
US5790875A (en) | Method for lowering power consumption in a computing device | |
CN101763195B (zh) | 预防移动终端触摸屏损坏的方法及相关装置 | |
US6141568A (en) | Battery saving in portable radio apparatus | |
CN1110736C (zh) | 触摸屏输入的自适应抽样 | |
US7770040B2 (en) | Method and apparatus for reducing power consumption of a co-processor by switching to low power dedicated memory in which image data is periodically updated | |
KR100711128B1 (ko) | Lcd 디바이스 | |
CN106030483B (zh) | 使用压感触摸的触摸屏的功率模式的动态切换 | |
KR101171185B1 (ko) | 접촉 감지 기능이 있는 표시 장치, 그 구동 장치 및 방법 | |
US20090009484A1 (en) | Touch-detection display device having a detection and control unit and method to drive same | |
US5894580A (en) | Display control method and display control apparatus adapted to portable data processing equipment provided with a battery-drivable flat panel display | |
KR20020025543A (ko) | 디지탈 영상표시기기의 절전회로 | |
CN112486340A (zh) | 触控笔及打码信号控制方法 | |
US6014132A (en) | Electronic device | |
US5266750A (en) | Tablet input device | |
JPH1185351A (ja) | デジタル化パネルの電力消費の管理方法およびその管理装置 | |
US11354931B2 (en) | Fingerprint sensing device and operation method thereof | |
JP2766101B2 (ja) | 表示付タブレット装置 | |
JPH07261906A (ja) | ペン入力方式データ処理装置 | |
JPH02272617A (ja) | 位置検出装置 | |
KR20030018523A (ko) | 이동통신단말기의 키 패드 감지 장치 | |
KR20010001459A (ko) | 휴대용 정보 단말기의 전원 관리장치 및 그 방법 | |
JPS6055826A (ja) | 自動電源スイツチ回路 | |
KR100763219B1 (ko) | 소음을 줄일 수 있는 이동 통신 단말기용 액정 표시 장치및 그 구동 방법 | |
JPH04263305A (ja) | 携帯型の端末における液晶画面の制御方式 |
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: FREEDOM SEMICONDUCTORS CO. Free format text: FORMER OWNER: MOTOROLA, INC. Effective date: 20040820 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040820 Address after: Texas in the United States Patentee after: FreeScale Semiconductor Address before: Illinois Instrunment Patentee before: Motorola, Inc. |
|
C56 | Change in the name or address of the patentee |
Owner name: FISICAL SEMICONDUCTOR INC. Free format text: FORMER NAME: FREEDOM SEMICONDUCTOR CORP. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Texas in the United States Patentee after: FREESCALE SEMICONDUCTOR, Inc. Address before: Texas in the United States Patentee before: FreeScale Semiconductor |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030903 Termination date: 20150418 |
|
EXPY | Termination of patent right or utility model |