AU5583800A - A portable electric apparatus having a liquid crystal display, and a power preservation method for such an apparatus - Google Patents

A portable electric apparatus having a liquid crystal display, and a power preservation method for such an apparatus

Info

Publication number
AU5583800A
AU5583800A AU55838/00A AU5583800A AU5583800A AU 5583800 A AU5583800 A AU 5583800A AU 55838/00 A AU55838/00 A AU 55838/00A AU 5583800 A AU5583800 A AU 5583800A AU 5583800 A AU5583800 A AU 5583800A
Authority
AU
Australia
Prior art keywords
liquid crystal
crystal display
portable electric
preservation method
power preservation
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.)
Abandoned
Application number
AU55838/00A
Inventor
Erik Sparre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU5583800A publication Critical patent/AU5583800A/en
Abandoned legal-status Critical Current

Links

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
    • H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
    • H04W52/027—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components by controlling a display operation or backlight unit
    • 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
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3231—Monitoring the presence, absence or movement of users
    • 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
    • G06F1/325—Power saving in peripheral device
    • G06F1/3265—Power saving in display device
    • 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
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • 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)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Human Computer Interaction (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Telephone Function (AREA)
AU55838/00A 1999-06-10 2000-06-08 A portable electric apparatus having a liquid crystal display, and a power preservation method for such an apparatus Abandoned AU5583800A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9902174A SE9902174L (en) 1999-06-10 1999-06-10 Portable electrical appliance with a display, as well as a power saving method for such an appliance
SE9902174 1999-06-10
PCT/SE2000/001201 WO2000078012A1 (en) 1999-06-10 2000-06-08 A portable electric apparatus having a liquid crystal display, and a power preservation method for such an apparatus

Publications (1)

Publication Number Publication Date
AU5583800A true AU5583800A (en) 2001-01-02

Family

ID=20416007

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55838/00A Abandoned AU5583800A (en) 1999-06-10 2000-06-08 A portable electric apparatus having a liquid crystal display, and a power preservation method for such an apparatus

Country Status (4)

Country Link
EP (1) EP1192785A1 (en)
AU (1) AU5583800A (en)
SE (1) SE9902174L (en)
WO (1) WO2000078012A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6954867B2 (en) * 2002-07-26 2005-10-11 Microsoft Corporation Capacitive sensing employing a repeatable offset charge
US7076675B2 (en) * 2003-05-06 2006-07-11 Motorola, Inc. Display power management of a portable communication device that detects a continuous talk condition based on a push-to-talk button being activated a predetermined number of times
EP1467536B1 (en) * 2003-05-08 2004-10-20 Siemens Aktiengesellschaft Device for state-dependently adjusting the appearance of the cover of a portable electronic device, and cover therefore
US20070057909A1 (en) * 2003-05-28 2007-03-15 Schobben Daniel Willem E Display screen loudspeaker
US20050221791A1 (en) * 2004-04-05 2005-10-06 Sony Ericsson Mobile Communications Ab Sensor screen saver
EP1662358B1 (en) 2004-11-24 2009-10-21 Research In Motion Limited System and Method for Selectively Activating a Communication Device
US7826874B2 (en) 2004-11-24 2010-11-02 Research In Motion Limited System and method for selectively activating a communication device
US7747293B2 (en) 2006-10-17 2010-06-29 Marvell Worl Trade Ltd. Display control for cellular phone
TWI435591B (en) * 2006-10-17 2014-04-21 Marvell World Trade Ltd Display control for cellular phone
US20090029744A1 (en) * 2007-07-26 2009-01-29 Sony Ericsson Mobile Communications Ab Electronic device for hands-free operation of a portable communication device
WO2009109014A1 (en) * 2008-03-05 2009-09-11 Rpo Pty Limited Methods for operation of a touch input device
TWI397898B (en) 2008-04-22 2013-06-01 Htc Corp Portable electronic apparatus and backlight control method thereof
US8972760B1 (en) 2013-12-20 2015-03-03 Futurewei Technologies, Inc. Method and apparatus for reducing power consumption in a mobile electronic device using a second launcher

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5729604A (en) * 1996-03-14 1998-03-17 Northern Telecom Limited Safety switch for communication device
US5881377A (en) * 1996-08-29 1999-03-09 Motorola, Inc. Communication device and display blanking control method therefor

Also Published As

Publication number Publication date
SE9902174D0 (en) 1999-06-10
EP1192785A1 (en) 2002-04-03
SE9902174L (en) 2000-12-11
WO2000078012A1 (en) 2000-12-21

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase