CN1770059A - Power Saving Method by Switching Operation Mode - Google Patents
Power Saving Method by Switching Operation Mode Download PDFInfo
- Publication number
- CN1770059A CN1770059A CN 200410087166 CN200410087166A CN1770059A CN 1770059 A CN1770059 A CN 1770059A CN 200410087166 CN200410087166 CN 200410087166 CN 200410087166 A CN200410087166 A CN 200410087166A CN 1770059 A CN1770059 A CN 1770059A
- Authority
- CN
- China
- Prior art keywords
- frequency
- signal
- cpu
- screen
- function
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 80
- 230000009471 action Effects 0.000 claims abstract description 3
- 230000004044 response Effects 0.000 claims description 20
- 230000003213 activating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005611 electricity Effects 0.000 description 45
- 230000008901 benefit Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 230000002950 deficient Effects 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010200 validation analysis Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Images
Landscapes
- Power Sources (AREA)
Abstract
The invention relates to a power saving method achieved by switching operation modes, which is used for a portable electronic device and comprises the following steps: setting a plurality of function items included in a function option, including turning off the screen and adjusting the CPU frequency; appointing a key corresponding to the function option on the portable electronic device; starting a key and judging a function option setting state so as to execute the function options and include function items, wherein the setting state and the corresponding execution action comprise the following steps: if the function option is set to be closed, the function option is opened, the driving program sends out a closing signal to close the screen, and sends out a frequency reducing signal to reduce the frequency of the CPU; and if the function option is set to be on, closing the function option, sending an on signal by the driver to turn on the screen, and sending an up signal to up-convert the CPU. By means of the present invention, when the portable electronic device executes the function without the CPU full power operation, the power saving goal is achieved by turning off the screen and reducing the CPU frequency, which has better power saving effect compared with the prior power saving method only turning off the screen.
Description
Technical field
The present invention relates to a kind of electricity saving method that is applicable to portable electronic equipment, particularly relate to a kind of by the electricity saving method of reaching by the switching operating mode (Power-saving Method Achieved by Switching OperationMode) that switches electricity saving method that screen and CPU operating mode reached.
Background technology
Present portable electronic equipment is because its powered battery amount is limited; therefore when the long-time function of carrying out such as playing back music; stop to carry out because dump power is not enough through regular meeting; and the technology that a kind of power saving is arranged is when the function that system carries out does not need screen to show, attempts closing screen to save electric power.Yet when closing screen, the CPU (central processing unit) of system (central processingunit is hereinafter to be referred as CPU) remains and is in the highest computing frequency.When system carried out some function, for example playing back music did not only need screen to show, do not need the CPU full-speed operation yet, therefore many used up electric power are arranged, can manage in fact to be saved, in today that CPU efficient is advanced by leaps and bounds, this meaningless power consumption is especially obvious.
Present portable electronic equipment when continuing to carry out any function, can not reduce cpu frequency automatically to save electric power, can not make the CPU frequency reducing with manual mode.Therefore, we need better power conservation techniques, by closing screen and the array mode that reduces cpu frequency, make portable electronic equipment power saving more.
This shows that above-mentioned existing electricity saving method obviously still has inconvenience and defective, and demands urgently further being improved in method and use.In order to solve the problem that electricity saving method exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and general electricity saving method does not have appropriate method to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing electricity saving method exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, a kind of new in the hope of founding by switching the electricity saving method that operating mode is reached, can improve general existing electricity saving method, make it have more practicality.Through constantly research, design, and after studying repeatedly and improving, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective that existing electricity saving method exists, and a kind of new electricity saving method is provided, particularly provide a kind of by switching the electricity saving method that operating mode is reached, technical matters to be solved is to make portable electronic equipment power saving more, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to the present invention propose a kind of by switching the electricity saving method that operating mode is reached, be to be used for a portable electronic equipment, this method comprises the following steps: to set most the functional items that a function choosing-item is comprised, and those functional items comprise closes a screen and adjust a cpu frequency; Appointment corresponding to a button of this function choosing-item on this portable electronic equipment; And start this button, and judge a set condition of this function choosing-item, to carry out those functional items that this function choosing-item is comprised, wherein this set condition and corresponding execution action thereof comprise: if this set condition of this function choosing-item is for closing, then open this function choosing-item, be to send one by a driver to close signal closing this screen, and send a frequency reducing signal and make this CPU frequency reducing; And, be to send one by this driver to open signal opening this screen, and send a raising frequency signal and make this CPU raising frequency if this set condition of this function choosing-item for opening, is then closed this function choosing-item.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid by switching the electricity saving method that operating mode is reached, it more comprises: in response to this frequency reducing signal, make this CPU frequency reducing by a working storage; And by this working storage in response to this raising frequency signal, make this CPU raising frequency.
Aforesaid by switching the electricity saving method that operating mode is reached, wherein said button is a hardware button, is attached to the hardware components of this portable electronic equipment.
Aforesaid by switching the electricity saving method that operating mode is reached, wherein said button is a software keys, is attached to user's interface of the performed application program of this portable electronic equipment.
Aforesaid by switching the electricity saving method that operating mode is reached, wherein said portable electronic equipment is the intelligence telephone of an execution Stinger operating system.
Aforesaid by switching the electricity saving method that operating mode is reached, wherein said portable electronic equipment is a palmtop computer.
Aforesaid by switching the electricity saving method that operating mode is reached, wherein said portable electronic equipment is a notebook computer.
The object of the invention to solve the technical problems also adopts following technical scheme to realize.According to the present invention propose a kind of by switching the electricity saving method that operating mode is reached, be to be used for a portable electronic equipment, this method comprises the following steps: to provide a function choosing-item that includes most functional items, and wherein those functional items include again and close a screen and adjust a cpu frequency; Receiving one first trigger signals, to open this function choosing-item, is to send one by a driver to close signal closing this screen, and sends a frequency reducing signal and make this CPU frequency reducing; And receive one second trigger signals, to close this function choosing-item, be to send one by this driver to open signal opening this screen, and send a raising frequency signal and make this CPU raising frequency.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid by switching the electricity saving method that operating mode is reached, it more comprises: in response to this frequency reducing signal, make this CPU frequency reducing by a working storage; And by this working storage in response to this raising frequency signal, make this CPU raising frequency.
Aforesaid by switching the electricity saving method that operating mode is reached, wherein said first trigger signals and this second trigger signals are all started by a hardware button, and this hardware button is the hardware components that is attached to this portable electronic equipment.
Aforesaid by switching the electricity saving method that operating mode is reached, wherein said first trigger signals and this second trigger signals are all started by a software keys, and this software keys is the user's interface that is attached to the performed application program of this portable electronic equipment.
The object of the invention to solve the technical problems also adopts following technical scheme to realize.Be used for a portable electronic equipment according to a kind of of the present invention's proposition by switching the electricity saving method that operating mode is reached, this method comprises the following steps: that a. sets a function choosing-item, and includes: the function of closing screen and adjustment cpu frequency; B. specify a button, to carry out this function choosing-item; C. start this button; D. by the state of this function choosing-item of system validation, and judge that a software variable is " 1 " or " 0 "; E. when this software variable is 0, open this function choosing-item, and send one respectively by a driver and close a signal and a frequency reducing signal; E1. this screen will be closed signal and close in response to this; E2. by a working storage in response to this frequency reducing signal, so that the CPU frequency reducing; E3. write this software variable and be " 1 "; F. when this software variable is 0, close this function choosing-item, and send one respectively by this driver and open a signal and a raising frequency signal; F1. this screen will be opened signal and open in response to this; F2. by this working storage in response to this raising frequency signal, so that the CPU raising frequency; And f3. writes this software variable for " 0 ".
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach the foregoing invention purpose, major technique of the present invention thes contents are as follows:
It is to be used for a portable electronic equipment by switching the electricity saving method that operating mode is reached that the present invention proposes a kind of, and its key step is: set most the functional items that a function choosing-item is comprised, comprising closing screen and adjusting cpu frequency.Specify a button corresponding to this function choosing-item then on portable electronic equipment.Start button then, and judge the set condition of this function choosing-item, to carry out the functional item that this function choosing-item is comprised.If the set condition of this function choosing-item for closing, is then opened this function choosing-item, send one by a driver and close signal closing screen, and send a frequency reducing signal and make the CPU frequency reducing.If the set condition of this function choosing-item is then closed this function choosing-item for opening, send one by above-mentioned driver and open signal opening screen, and send a raising frequency signal and make the CPU raising frequency.
For reaching above-mentioned and other purpose, the present invention also proposes a kind of by switching the electricity saving method that operating mode is reached in addition, be to be used for a portable electronic equipment, its key step is: a function choosing-item that includes most functional items is provided, and wherein above-mentioned functional item includes again closes screen and adjusts cpu frequency.Then, receive one first trigger signals, opening this function choosing-item, send one by a driver and close signal closing screen, and send a frequency reducing signal and make the CPU frequency reducing.Then, receive one second trigger signals, closing this function choosing-item, send one by above-mentioned driver and open signal opening screen, and send a raising frequency signal and make the CPU raising frequency.
By technique scheme, the electricity saving method that the present invention reaches by the switching operating mode has following advantage at least:
1, the electricity saving method of the present invention's proposition, when not needing screen, portable electronic equipment do not show, when not needing CPU to turn round with all strength yet, add that to close screen the array mode of CPU frequency reducing saves electric power, its with previous prior art in only close screen electricity saving method compare, have better power saving effect.
2, the electricity saving method of the present invention's proposition, be not limited to the palmtop computer of Microsoft, close screen and the portable electronic equipment of adjusting the cpu frequency function so long as can provide, all the electricity saving method that proposes applicable to the present invention is for example carried out the notebook computer of the intelligence telephone (Smartphone) of Stinger operating system, the palmtop computer of carrying out the Ozone operating system, the Palm that carries out Palm OS operating system and execution form (Windows) operating system etc.
In sum, the present invention special by switching the electricity saving method that operating mode is reached, be applicable to portable electronic equipment.Its principal character adds the mode that makes the CPU frequency reducing to close screen during for the function that do not need CPU when portable electronic equipment execution and operate with all strength, reaches the power saving target.The present invention closes screen and the array mode that reduces cpu frequency because of being to use, and it compares with the electricity saving method of before only closing screen, can save more electric power.It has above-mentioned many advantages and practical value, and in similar electricity saving method, do not see have similar design to publish or use and really genus innovation, no matter it is all having bigger improvement on method or on the function, have technically than much progress, and produced handy and practical effect, and more existing electricity saving method has the multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is user's interface of the employed application program of embodiments of the invention.
Fig. 2 is that the function choosing-item of embodiments of the invention is set picture.
Fig. 3 is the process flow diagram according to the embodiment of the first method of the present invention's proposition.
302: set a function choosing-item, its functional packet contains: close screen 1.; 2. adjustment cpu frequency
304: specify a button, to carry out this function choosing-item
306: start this button
308:, judge that software variable " toggle flag " is " 1 " or " 0 " by the state of system validation function choosing-item
310: the open function option, and send one respectively by driver and close a signal and a frequency reducing signal
312: this screen will be closed signal and close in response to this
314: by a working storage in response to this frequency reducing signal, so that the CPU frequency reducing
316: writing software variable " toggle flag " is " 1 "
318: the closing function option, and send one respectively by driver and open a signal and a raising frequency signal
320: this screen will be opened signal and open in response to this
322: by a working storage in response to this raising frequency signal, so that the CPU raising frequency
324: writing software variable " toggle flag " is " 0 "
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to foundation the present invention propose by switching its embodiment of electricity saving method, method, step, feature and the effect thereof that operating mode is reached, describe in detail as after.
The present invention is applicable to portable electronic equipment, wherein close screen and adjust CPU (central processing unit) (central processing unit, hereinafter to be referred as CPU) these two functional items of frequency, and the function choosing-item of accommodation function project, can in be built in operating system or application program (program be a formula, below all be called program), also can provide by the mode of revising operating system or application program.
Below lift a preferred embodiment, the first kind of electricity saving method that is used in portable electronic equipment that proposes according to the present invention is described.Present embodiment uses the palmtop computer (Pocket PC) of Microsoft, its operating system Windows CE comprises an accessory application Windows Media Player, major function is playing back music and multi-medium file, and its user's interface sees also shown in Figure 1.The function choosing-item that this accessory application provides a kind of " screen keying " (Screen Toggle), the user can select " Tools " → " Settings " → " Buttons " in regular turn under the basic function menu of Windows Media Player, to enter setting picture shown in Figure 2, in this picture, the user can be set at " screen keying " to comprise and close screen and adjust these two functional items of cpu frequency, and " screen keying " is set at the button 1 that corresponds to responsible playing back music.Push button 1 during as the user afterwards with playing back music, will start the function choosing-item of " screen keying ", this moment, more than screen can be closed, CPU also can be by clock pulse frequency (as 400MHz) originally, drop to the frequency (as 100MHz) that is enough to carry out the required computing of playing back music, so can when playing back music, reach the effect of power saving more.
In the present embodiment, the pairing button 1 of " screen keying " this function choosing-item is a hardware that is attached to palmtop computer (hardware is hardware, below all be called a hardware) button.Except hardware button, in other embodiments, be responsible for closing screen and the function choosing-item of adjusting cpu frequency, also can (software be software corresponding to a certain software in the middle of user's interface of a certain application program, below all be called software) button, or simultaneously corresponding to a hardware button and a software keys.
The flow process that present embodiment is more detailed sees also shown in Figure 3, is the process flow diagram of the embodiment of the first method that proposes according to the present invention.Should be by switching the electricity saving method that operating mode is reached, may further comprise the steps: at first, in step 302, the user sets a function choosing-item, and just " screen keying " comprises it and closes screen and adjust two functional items of cpu frequency.Then, in step 304, the user specifies a corresponding button carrying out the function choosing-item of setting just now, is button 1 for palmtop computer at present embodiment.Next, the user starts button 1 in step 306, and palmtop computer can be confirmed the state of function choosing-item in step 308.In the present embodiment, this state is with software variable " toggleflag " contents value judge that if its value is that 0 presentation function option is in closed condition, the step that the next one carries out is 310; If its value is that 1 presentation function option is in opening, the step that the next one carries out is 318;
When the user pushes button 1 for the first time, its function choosing-item should be in closed condition.In step 310, palmtop computer can open function option, and send respectively by a driver and to close signal and frequency reducing signal; Can close in response to closing signal at step 312 screen; Can make the CPU frequency reducing by a working storage in response to the frequency reducing signal in step 314; And execution in step 316 writes software variable " toggleflag " be 1, expression " screen keying " this function choosing-item is opened, and gets back to user such as step 306 grade then and starts button 1 once more.
In step 306, when the user pushes button 1 for the second time, step 308 can confirm that the state of function choosing-item is for opening; Then in step 318, palmtop computer is understood the closing function option, and sends unlatching signal and raising frequency signal respectively by above-mentioned driver; Can open in response to opening signal at step 320 screen; Can make the CPU raising frequency by above-mentioned working storage in response to the raising frequency signal in step 322; And execution in step 324, writing software variable " toggle flag " is 0, expression " screen keying " this function choosing-item is closed, and gets back to user such as step 306 grade then and starts button 1 once more.
Below lift a preferred embodiment, second kind of electricity saving method that is used in portable electronic equipment that the present invention proposes is described.Present embodiment uses and a last hardware environment that embodiment is identical, the palmtop computer of Microsoft just, with and the accessory application Windows Media Player that comprises of operating system Windows CE.
The palmtop computer of above embodiment is to use the CPU of Intel Xscale 400MHz series, when driver sends the frequency reducing signal, (CPU clockcontrol register CCCR), and reduces to 100MHz by CCCR with cpu frequency can be sent to CPU timing control working storage earlier; Otherwise, when driver sends the raising frequency signal, also can be sent to CCCR earlier, and cpu frequency be risen to 400MHz by CCCR.
The concrete power saving effect of above electricity saving method embodiment is described with detailed numeral below.
Because necessary energy preservation data was three days when the palmtop computer of Microsoft was defined in power shortage, manufacturer must reserve some electric weight with the preservation data.In these two embodiment, the built-in battery electric quantity of machine is 1000mAh, and the electric weight of reservation 17% comes the preservation data, so the spendable electric weight of machine itself is:
1000mAh×83％＝830mAh
And the Windows Media Player software on the palmtop computer of Microsoft only can stop playing back music at surplus 14% o'clock automatically at electric weight, but therefore the electric weight of playing back music is:
830mAh×86％＝714mAh
Following table is the electric weight of use 714mAh, and various cpu frequency, plays the sustainable time of MP3 music archive on Windows MediaPlayer program continuously.From following table as can be known, use the duration of the frequency broadcast MP3 of 100MHz, also will have more 30% during than use 400MHz.Therefore the electricity saving method of the present invention's proposition has preferable power saving effect really.
| Cpu frequency | Play the MP3 duration |
| 100MHz | 10 hours |
| 200MHz | 9 hours |
| 300MHz | 8 hours 20 minutes |
| 400MHz | 7 hours 40 minutes |
The electricity saving method that the present invention proposes, its advantage show with not being characterized as when portable electronic equipment does not need screen, when also not needing CPU to turn round, adds that to close screen the array mode of CPU frequency reducing saves electric power with all strength.Compare with the electricity saving method of only closing screen in the previous prior art, have better power saving effect.And be not limited to the palmtop computer of Microsoft, close screen and the portable electronic equipment of adjusting the cpu frequency function as long as can provide, all the electricity saving method that proposes applicable to the present invention is for example carried out the intelligence telephone (Smartphone) of Stinger operating system, the palmtop computer of carrying out the Ozone operating system, the Palm of execution Palm OS operating system and the notebook computer of carrying out form (Windows) operating system.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410087166 CN1770059A (en) | 2004-11-04 | 2004-11-04 | Power Saving Method by Switching Operation Mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410087166 CN1770059A (en) | 2004-11-04 | 2004-11-04 | Power Saving Method by Switching Operation Mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1770059A true CN1770059A (en) | 2006-05-10 |
Family
ID=36751393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410087166 Pending CN1770059A (en) | 2004-11-04 | 2004-11-04 | Power Saving Method by Switching Operation Mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1770059A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103677995A (en) * | 2012-09-24 | 2014-03-26 | 联想(北京)有限公司 | Control method and electronic equipment |
| CN103813025A (en) * | 2012-11-09 | 2014-05-21 | 亚旭电脑股份有限公司 | Power saving method and handheld electronic device thereof |
| CN104539018A (en) * | 2014-12-26 | 2015-04-22 | 英华达（上海）科技有限公司 | Electronic device and power saving method |
| WO2017219482A1 (en) * | 2016-06-22 | 2017-12-28 | 中兴通讯股份有限公司 | Starting method and device |
-
2004
- 2004-11-04 CN CN 200410087166 patent/CN1770059A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103677995A (en) * | 2012-09-24 | 2014-03-26 | 联想(北京)有限公司 | Control method and electronic equipment |
| CN103677995B (en) * | 2012-09-24 | 2017-09-01 | 联想(北京)有限公司 | A kind of control method and electronic equipment |
| CN103813025A (en) * | 2012-11-09 | 2014-05-21 | 亚旭电脑股份有限公司 | Power saving method and handheld electronic device thereof |
| CN104539018A (en) * | 2014-12-26 | 2015-04-22 | 英华达（上海）科技有限公司 | Electronic device and power saving method |
| WO2017219482A1 (en) * | 2016-06-22 | 2017-12-28 | 中兴通讯股份有限公司 | Starting method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102667666B (en) | For performing the method and apparatus of energy management via subsystem | |
| CN1816790A (en) | Non main cpu/os based operational environment | |
| CN1212557C (en) | Information processing device and information processing program storage medium | |
| CN1613246A (en) | Mobile communication terminal, method for controlling execution state of application program, application program, and recording medium wherein application program has been recorded | |
| US8694813B2 (en) | Efficient storage power management | |
| US20180225066A1 (en) | Forced Idling of Memory Subsystems | |
| CN1595332A (en) | Computer system and a control method thereof | |
| CN1967447A (en) | Information processing apparatus and power supply control method | |
| CN104684053A (en) | Method and system for prolonging use duration of batteries of electronic equipment in low-power state | |
| CN1625778A (en) | Media Player with Instant Play Capability | |
| CN1584788A (en) | Computer system power policy adjustment in response to user's confirmation indication | |
| EP1896936A2 (en) | System and method for rapid boot of secondary operating system | |
| CN102193615A (en) | Power management method, power management device and portable computer system | |
| CN101034306A (en) | Control method for low-power consumption RAM and RAM control module | |
| CN1877494A (en) | System-on-chip chip and its power consumption control method | |
| CN1770059A (en) | Power Saving Method by Switching Operation Mode | |
| US20120300375A1 (en) | Clamshell electronic device, switching module and switching method | |
| CN101146143B (en) | Energy-saving electronic device and energy-saving method | |
| TW201009562A (en) | Computer with power-saving state control and control method thereof | |
| CN2703277Y (en) | Processor with low power decoding circuit | |
| CN100374984C (en) | A method and device for switching the operating frequency of a graphics card | |
| CN1927431A (en) | Mobile communication terminal game storage method and mobile communication terminal thereof | |
| CN1896948A (en) | Low power digital audio decoding/playing system for computing devices | |
| CN101093416A (en) | Computer and its energy-saving method | |
| CN1661517A (en) | Method of saving electricity for portable computers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: HUABAO COMMUNICATIONS CO., LTD. Free format text: FORMER OWNER: RENBAO COMPUTER INDUSTRIAL CO., LTD. Effective date: 20060721 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20060721 Address after: Taipei City, Taiwan province China pate Road No. 319 4 7 floor Applicant after: Compal Communications, Inc. Address before: Taiwan province of China Applicant before: Renbao Computer Industry Co., Ltd. |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |