CN110286946A - Control method, controller and the computer-readable medium of system starting - Google Patents
Control method, controller and the computer-readable medium of system starting Download PDFInfo
- Publication number
- CN110286946A CN110286946A CN201910555413.9A CN201910555413A CN110286946A CN 110286946 A CN110286946 A CN 110286946A CN 201910555413 A CN201910555413 A CN 201910555413A CN 110286946 A CN110286946 A CN 110286946A
- Authority
- CN
- China
- Prior art keywords
- state
- control
- control method
- electronic device
- signal
- 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
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4406—Loading of operating system
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Sources (AREA)
Abstract
The embodiment of the present application discloses control method, controller and the computer-readable medium of system starting.The control method is used for embedded controller, and one specific embodiment includes: the first signal that system starting is used to indicate in response to detecting, judges the current state of system；If system is currently at first state, the electronic device in control system in addition to preset electronic device powers in advance, wherein first state is that system needs state by power up at least twice；Target power down process, control system start-up operation system are completed in response to system, wherein target power down process is power down process of system after being powered in advance.This control method can use the embedded controller in existing equipment, control the start-up course of system.Facilitate to reduce amount of parts in this way, advantageously reduces production cost.
Description
Technical field
The invention relates to control method, controller and meters that field of computer technology more particularly to system start
Calculation machine readable medium.
Background technique
In the prior art, when the processor of certain structures starts under G2 or G3 state, or (such as DC in some cases
When S5) being inserted into adapter, system often powers on once automatically, to execute a series of programs (such as G3- > S5- > S0- > S5).?
During executing these programs, display screen will not be bright, will not enter operating system.It later generally can power down.
However, during power down, some electronic devices (such as CD drive, hard disk drive) in system would generally issue
The sound.For this phenomenon, currently used technological means is usually to be added according to actual needs multiple negative in control circuit
Load switch.It will increase amount of parts in this way, can also improve whole production cost.
Summary of the invention
The embodiment of the present application provides control method, controller and the computer-readable medium of system starting.
In a first aspect, the embodiment of the present application provides a kind of control method of system starting, this method is used for embedded control
Device processed, comprising: be used to indicate the first signal of system starting in response to detecting, judge the current state of system；If system is worked as
Preceding to be in first state, then the electronic device in control system in addition to preset electronic device powers in advance, wherein first state is to be
System needs the state by power up at least twice；Target power down process, control system start-up operation are completed in response to system
System, wherein target power down process is power down process of system after being powered in advance.
In some embodiments, the first signal includes for characterizing the signal powered on；And control system starting behaviour
Make system, comprising: connect the startup power supply for being used for start-up operation system.
In some embodiments, the first signal includes the signal for characterizing connection AC adapter；And control system
Start-up operation system, comprising: connect the AC starting power supply for being used for start-up operation system.
In some embodiments, first state includes state or off-position to be launched；Wherein, state to be launched includes being
The G2 state of maintenance system power supply to be launched is reserved only in system；Off-position includes the G3 shape of system entirety unpowered
State.
In some embodiments, the electronic device of the sound, including following at least one are generated when preset electronic device is power down
Kind: CD drive, hard disk drive, fan or sound equipment.
In some embodiments, this method further include: if system is currently at the second state, control system start-up operation
System.
In some embodiments, in the case where control system start-up operation system, this method further include: the default electricity of control
The power supply input signal of sub- device is consistent with the signal for control system power supply.
Second aspect, the embodiment of the present application provide a kind of controller, comprising: detection unit is configured in response to examine
The first signal for being used to indicate system starting is measured, judges the current state of system；First control unit, if being configured to system
It is currently at first state, then the electronic device in control system in addition to preset electronic device powers in advance, wherein first state is
System needs the state by power up at least twice；Start unit is configured in response to system and completes target power down
Journey, control system start-up operation system, wherein target power down process is power down process of system after being powered in advance.
In some embodiments, controller further includes the second control unit, if being configured to system is currently at the second shape
State, then control system start-up operation system.
The third aspect, the embodiment of the present application provide a kind of computer-readable medium, are stored thereon with computer program, should
The control method of the starting of the system as described in any embodiment in first aspect is realized when computer program is executed by processor.
Control method, controller and the computer-readable medium of system starting provided by the embodiments of the present application, are detecting
In the case where the first signal for being used to indicate system starting, the current state of system may determine that first.If system is currently at
First state then can control the electronic device in system in addition to preset electronic device and power in advance.Target is completed in system later
In the case where power down process, system start-up operation system can control.Wherein, first state can need for system by least
The state of power up twice.And the power up for generally referring to be carried out before last time starting powers on is powered in advance.Here
Target power down process is usually power down process of system after being powered in advance.This control method can use existing set
Embedded controller in standby, controls the start-up course of system.Facilitate to reduce amount of parts in this way, is conducive to drop
Low production cost.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the flow chart of one embodiment of the control method of system provided by the present application starting；
Fig. 2 is the flow chart of another embodiment of the control method of system provided by the present application starting；
Fig. 3 is the partial structural diagram of one embodiment of embedded controller provided by the present application；
Fig. 4 is the structural schematic diagram of one embodiment of controller provided by the present application.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to related invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Referring to Figure 1, it illustrates the processes of one embodiment of the control method of system provided by the present application starting
100.The control method can be used for embedded controller (EC, Embedded Controller).The control method may include
Following steps:
Step 101, it is used to indicate the first signal of system starting in response to detecting, judges the current state of system.
In the present embodiment, the executing subject (such as embedded controller) of the control method of system starting is detecting use
In the case where the first signal of instruction system starting, the current state of system can be judged first.And then basis is sentenced
It is disconnected as a result, control flow to determine whole system starting.
In the present embodiment, system, which starts, usually (but being not limited to) refers to that system runs startup program, into operating system,
Power on starting up.And the first signal here can be the arbitrary signal that can trigger system starting, in this application simultaneously
It does not limit.As an example, the first signal may include for characterizing the signal powered on.Such as it detects in system for connecting
The indicator light for connecing the port of power supply opens (brightening).In another example detecting that power supply (booting) key of system is triggered.Some
Optionally in implementation, the first signal can also include the signal for characterizing connection AC adapter.Such as it detects
AC adapter (AC adapter) insertion.
In the present embodiment, the current state of system can be various operating statuses present in existing system.Such as it can
To include but is not limited to following state: G0-Working working condition: user's program can be executed normally, but equipment can
To dynamically distribute themselves state.When not using this equipment, this equipment can enter other off working states.The state
Under, system real-time response external event.G1-Sleeping sleep state: system pin consumes lesser power supply under this state, does not appoint
The program of what user is executing, and system is appeared like in off-mode.Because showing that screen is pent at this time, as long as
Working condition can be returned to quickly by having the event of any wake-up activation to be communicated into system.G2-Soft Off soft-off state:
System only retains considerably less power supply under this state, is executing without the program of any user and operating system.This state
Under take a long time to be restored to working condition.G3-Mechanical Off mechanical closing state: the power supply of whole system
It is turned off, passes through system without any electric current.System can only reopen the switch of power supply unit to activate.It is electric under this state
The consumption in source is zero.
Step 102, if system is currently at first state, the electronic device in control system in addition to preset electronic device
It powers in advance.
In the present embodiment, however, it is determined that system is currently at first state, then embedded controller can control in system
Other electronic devices in addition to preset electronic device power in advance.Wherein, first state is usually that system is needed by least twice
The state of power up.That is, generally requiring to carry out power up at least twice when system starts in the first state.
It when i.e. system starts in the first state, at least needs by powering on, power down, the process powered on again.And it powers on generally refer in advance
The power up that last time starting is carried out before powering on.That is, being removed in power up at least twice under first state
Last time power up, power up before this all can be power in advance.Here first state, preset electronic device can
To be configured according to the actual situation.
In some embodiments, first state may include (but being not limited to) state to be launched or off-position.Wherein, to
Starting state may include the G2 state that maintenance system power supply to be launched is reserved only in system.Such as only retain in system
Such as real-time clock power supply.And off-position may include the G3 state of system entirety unpowered.
Herein, preset electronic device can be in system initial start stage (as display screen brightens or start-up operation system
Electronic device when powering on before) or in advance without starting.Facilitate the duration of shortening system primary starting in this way, lifting system is whole
The starting efficiency of body.The consumption of electric energy is advantageously reduced simultaneously.
Optionally, above-mentioned preset electronic device can also be the electronic device that the sound would generally be generated when power down.It can be with
It is including but not limited to following at least one: CD drive (ODD, Optical Disk Driver), hard disk drive
(HDD, Hard Disk Drive), fan (FAN) or sound equipment (AUDIO) etc..These sounds are often during the system startup process
It is unnecessary, it is generally acknowledged to noise.Therefore, in system initial start stage or pre- power up, other electronic devices is controlled and are powered on
While, so that preset electronic device is kept low level (not powering on).Preset electronic device can be effectively avoided in this way because falling
Electricity and generate the sound.That is, embedded controller can be to control preset electronic equipment according to the current state of system
It is no to power on, so that preset electronic equipment be avoided to generate the sound because of power down during the system startup process.
Step 103, target power down process, control system start-up operation system are completed in response to system.
In the present embodiment, embedded controller can control in the case where the system that determines completes target power down process
The system start-up operation system.Wherein, target power down process can be power down process of system after being powered in advance, i.e.,
Power down process of the system before carrying out last time power up.Here last time power up is system in the first shape
Last time power up when starting under state in the power up at least twice of required progress.
It is understood that under normal conditions, system when executing last time power up, can normal boot-strap into
Enter operating system.That is, system during start-up operation system, tends not to again after completing target power down process
There are power-down conditions.At this point, embedded controller can control each electronic device (including preset electronic device) in system
It powers on, even if system normally starts.
As an example, if embedded controller is detected for characterizing the first signal (such as power on powered on
(e.g.PWR_BTN#)), and system is currently at G2 or G3 state, then (such as ALW during system first powers on
power on；CPU auto pull on SLP_S3#, SLP_S4#), the power supply that can control the hard disk drive in system is defeated
Inbound port keeps low level (such as HDD_EN keep low while other system power on).Until system is powered down,
Second of power up is carried out, embedded controller can make system connection be used for the startup power supply of start-up operation system (such as
CPU pull down SLP_S3#,SLP_S4#；EC keep S5power).
In another example if embedded controller detects the first signal (such as AC plug for characterizing connection AC adapter
In), and system is currently at G2 or G3 state, then (such as ALW power on during system first powers on；CPU
Auto pull on SLP_S3#, SLP_S4#), the power input port that can control the hard disk drive in system keeps low
Level (such as HDD_EN keep low while other system power on).Until system is powered down, that is, carry out second
Power up, embedded controller can make system connect AC starting power supply (such as CPU pull for being used for start-up operation system
down SLP_S3#,SLP_S4#；AV S5).
The control method of system starting provided in this embodiment, can use the embedded controller in existing equipment, comes
The startup program of system is controlled.Facilitate to reduce the quantity for controlling components in route in this way, advantageously reduces production
Cost.It can simplify control process simultaneously.
With continued reference to Fig. 2, it illustrates the streams of another embodiment of the control method of system provided by the present application starting
Journey 200.The control method may comprise steps of:
Step 201, it is used to indicate the first signal of system starting in response to detecting, judges the current state of system.Ginseng
See the associated description of step 101 in Fig. 1 embodiment, details are not described herein again.Herein, if system is currently at first state,
Step 202 can be continued to execute.If system is currently at the second state, step 203 can be executed.
Step 202, if system is currently at first state, the electronic device in control system in addition to preset electronic device
It powers in advance.Referring to the associated description of step 102 in Fig. 1 embodiment, details are not described herein again.
Step 203, control system start-up operation system.
In the present embodiment, after embedded controller executes step 202, if completing target power down in response to system
Journey then can control system start-up operation system.Referring to the associated description of step 103 in Fig. 1 embodiment, details are not described herein again.
In the present embodiment, if embedded controller determines that the current state of system is the second state in step 201,
It can be with direct control system start-up operation system.Wherein, the second state can be the arbitrary system state in addition to first state.Example
If the second state can be non-first state or particular state (such as conventional open state).
Step 204, the power supply input signal and the signal for control system power supply for controlling preset electronic device keep one
It causes.
In the present embodiment, in the case where control system start-up operation system, embedded controller can also be controlled
The power supply input signal and the signal (such as power supply signal SUSP#) for control system power supply for stating preset electronic device keep one
It causes.
The control method of system provided in this embodiment starting, further enriches and perfect control process.It in this way can be with
The use demand for meeting different user facilitates the scope of application of expansion method.
It should be noted that the circuit structure of embedded controller can be such as Fig. 3 institute in order to realize above-mentioned control process
Show.It illustrates the partial structural diagrams of one embodiment of embedded controller provided by the present application by Fig. 3.It can from Fig. 3
To find out, the power input port (such as HDD_EN) of the preset electronic device in system can be with one in embedded controller
Pin (such as 27 (ENSW2)) electrical connection.Hardware configuration is realized relatively easy.Herein, other pins in embedded controller
Meaning, function and the circuit structure connected can consult prior art material, and details are not described herein.
Referring to Fig. 4, as the realization to method shown in above-mentioned each figure, present invention also provides the one of a kind of controller
A embodiment.The controller embodiment is corresponding with embodiment of the method shown in the various embodiments described above.It should be noted that this reality
Applying the controller in example can be set in the electronic equipment where system, can also be independently arranged.
As shown in figure 4, the controller 400 of the present embodiment may include: detection unit 401, it is configured in response to detect
To the first signal for being used to indicate system starting, the current state of system is judged；First control unit 402 is if being configured to
System is currently at first state, then the electronic device in control system in addition to preset electronic device powers in advance, wherein first state
The state by power up at least twice is needed for system；Start unit 403, the system that is configured in response to are completed target and are fallen
Electric process, control system start-up operation system, wherein target power down process is power down of system after being powered in advance
Journey.
In some optional implementations, the first signal may include for characterizing the signal powered on；And it opens
Moving cell 403 can be further configured to connect the startup power supply for being used for start-up operation system.
Optionally, the first signal can also include the signal for characterizing connection AC adapter；And start unit 403
It can also be further configured to connect the AC starting power supply for being used for start-up operation system.
In some embodiments, first state may include state or off-position to be launched；Wherein, state to be launched can
To include the G2 state for being reserved only to maintenance system power supply to be launched in system；Off-position may include system entirety nothing
The G3 state of power supply.
In application scenes, preset electronic device can be the electronic device that the sound is generated when power down, may include
Following at least one: CD drive, hard disk drive, fan or sound equipment.
Optionally, which can also include the second control unit (being not shown in Fig. 4), if being configured to system
It is currently at the second state, then control system start-up operation system.
Further, which can also include third control unit (being not shown in Fig. 4), be configured to control
The power supply input signal of preset electronic device is consistent with the signal for control system power supply.
It is understood that all modules recorded in the controller 400 with it is each in the method described referring to figs. 1 to Fig. 2
A step is corresponding.The control is equally applicable to above with respect to the beneficial effect of the operation of method description, feature and generation as a result,
Device 400 processed and module wherein included, details are not described herein.
It should be noted that flow chart and block diagram in attached drawing, illustrate the system according to the various embodiments of the application, side
The architecture, function and operation in the cards of method and computer program product.In this regard, every in flowchart or block diagram
A box can represent a part of a module, program segment or code, and a part of the module, program segment or code includes
One or more executable instructions for implementing the specified logical function.It should also be noted that in some realizations as replacement
In, function marked in the box can also occur in a different order than that indicated in the drawings.For example, two succeedingly indicate
Box can actually be basically executed in parallel, they can also be executed in the opposite order sometimes, this is according to related function
Depending on energy.It is also noted that each box in block diagram and or flow chart and the box in block diagram and or flow chart
Combination, can the dedicated hardware based systems of the functions or operations as defined in executing realize, or can with it is dedicated firmly
The combination of part and computer instruction is realized.
Being described in unit involved in the embodiment of the present application can be realized by way of hardware, can also be by soft
The mode of part is realized.Described unit also can be set in the processor.Wherein, the title of these units is in certain situation
Under do not constitute restriction to the unit itself.For example, detection unit is also described as " being used to indicate in response to detecting
The unit of first signal of system starting ".
As on the other hand, present invention also provides a kind of computer-readable mediums.Here computer-readable medium can
To be computer-readable signal media or computer readable storage medium either the two any combination.The computer
Readable medium can be included in controller described in above-described embodiment；It is also possible to individualism, and without supplying
In the controller.Above-mentioned computer-readable medium carries computer program, when computer program is executed by processor, so that
The control method of the starting of the system as described in above-mentioned any embodiment may be implemented in the controller.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from foregoing invention design, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (10)
1. a kind of control method of system starting, which is characterized in that the method is used for embedded controller, comprising:
It is used to indicate the first signal of system starting in response to detecting, judges the current state of the system；
If the system is currently at first state, control electronic device in the system in addition to preset electronic device it is pre- on
Electricity, wherein the first state is the state that system needs to pass through power up at least twice；
Target power down process is completed in response to the system, controls the system start-up operation system, wherein the target power down
Process is power down process of system after being powered in advance.
2. control method according to claim 1, which is characterized in that first signal includes powering on for characterizing
Signal；And
The control system start-up operation system, comprising: connect the startup power supply for being used for start-up operation system.
3. control method according to claim 1, which is characterized in that first signal includes for characterizing connection exchange
The signal of adapter；And
The control system start-up operation system, comprising: connect the AC starting power supply for being used for start-up operation system.
4. control method according to claim 1, which is characterized in that the first state includes state to be launched or power-off
State；
Wherein, the state to be launched includes that the G2 state of maintenance system power supply to be launched is reserved only in system；It is described
Off-position includes the G3 state of system entirety unpowered.
5. control method according to claim 1, which is characterized in that the preset electronic device generates the sound when being power down
Electronic device, comprise at least one of the following: CD drive, hard disk drive, fan or sound equipment.
6. control method described in one of -5 according to claim 1, which is characterized in that the method also includes: if the system
It is currently at the second state, then controls the system start-up operation system.
7. control method described in one of -6 according to claim 1, which is characterized in that controlling the system start-up operation system
In the case where, the method also includes:
The power supply input signal and the signal for control system power supply for controlling the preset electronic device are consistent.
8. a kind of controller characterized by comprising
Detection unit is configured in response to detect the first signal for being used to indicate system starting, judges working as the system
Preceding state；
First control unit controls in the system if being configured to the system is currently at first state except default electricity
Electronic device outside sub- device powers in advance, wherein the first state is the shape that system needs to pass through power up at least twice
State；
Start unit is configured in response to the system and completes target power down process, controls the system start-up operation system,
Wherein, the target power down process is power down process of system after being powered in advance.
9. controller according to claim 8, which is characterized in that the controller further includes the second control unit, is matched
If being set to the system is currently at the second state, the system start-up operation system is controlled.
10. a kind of computer-readable medium, is stored thereon with computer program, which is characterized in that the computer program is located
Manage the control method that the starting of the system as described in one of claim 1-7 is realized when device executes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555413.9A CN110286946B (en) | 2019-06-25 | 2019-06-25 | System startup control method, controller and computer readable medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555413.9A CN110286946B (en) | 2019-06-25 | 2019-06-25 | System startup control method, controller and computer readable medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110286946A true CN110286946A (en) | 2019-09-27 |
| CN110286946B CN110286946B (en) | 2023-04-18 |
Family
ID=68005702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910555413.9A Active CN110286946B (en) | 2019-06-25 | 2019-06-25 | System startup control method, controller and computer readable medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110286946B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06349586A (en) * | 1993-06-10 | 1994-12-22 | Matsushita Electric Works Ltd | Discharge lamp lighting device |
| CN101685961A (en) * | 2009-08-03 | 2010-03-31 | 深圳创维－Rgb电子有限公司 | Power supply circuit of audio frequency power amplifier |
| CN103577286A (en) * | 2012-08-08 | 2014-02-12 | 联想(北京)有限公司 | Method for power-on self-test on CD (Compact Disc) driver and electronic equipment |
| CN105892611A (en) * | 2016-04-01 | 2016-08-24 | 浪潮电子信息产业股份有限公司 | CPU power-on time sequence control method, device and system |
| CN106055066A (en) * | 2016-06-12 | 2016-10-26 | 合肥联宝信息技术有限公司 | Computer startup control device and computer startup method |
| CN106992662A (en) * | 2017-04-21 | 2017-07-28 | 西安诺瓦电子科技有限公司 | Power control method and circuit and electronic equipment |
| CN108206650A (en) * | 2018-03-14 | 2018-06-26 | 浙江国自机器人技术有限公司 | A kind of vehicle or the start-up circuit of complete machine and startup method |
| CN108446009A (en) * | 2018-03-10 | 2018-08-24 | 北京联想核芯科技有限公司 | Power down control method, device, equipment and medium |
-
2019
- 2019-06-25 CN CN201910555413.9A patent/CN110286946B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06349586A (en) * | 1993-06-10 | 1994-12-22 | Matsushita Electric Works Ltd | Discharge lamp lighting device |
| CN101685961A (en) * | 2009-08-03 | 2010-03-31 | 深圳创维－Rgb电子有限公司 | Power supply circuit of audio frequency power amplifier |
| CN103577286A (en) * | 2012-08-08 | 2014-02-12 | 联想(北京)有限公司 | Method for power-on self-test on CD (Compact Disc) driver and electronic equipment |
| CN105892611A (en) * | 2016-04-01 | 2016-08-24 | 浪潮电子信息产业股份有限公司 | CPU power-on time sequence control method, device and system |
| CN106055066A (en) * | 2016-06-12 | 2016-10-26 | 合肥联宝信息技术有限公司 | Computer startup control device and computer startup method |
| CN106992662A (en) * | 2017-04-21 | 2017-07-28 | 西安诺瓦电子科技有限公司 | Power control method and circuit and electronic equipment |
| CN108446009A (en) * | 2018-03-10 | 2018-08-24 | 北京联想核芯科技有限公司 | Power down control method, device, equipment and medium |
| CN108206650A (en) * | 2018-03-14 | 2018-06-26 | 浙江国自机器人技术有限公司 | A kind of vehicle or the start-up circuit of complete machine and startup method |
Non-Patent Citations (3)
| Title |
|---|
| YUTA ARAKI.ETC: ""A 0.13 μm CMOS 90 dB variable gain pre-power amplifier using robust linear-in-dB attenuator"", 《2008 IEEE RADIO FREQUENCY INTEGRATED CIRCUITS SYMPOSIUM》 * |
| 冯军: ""基于ARM-linux的通用控制平台的设计与开发"", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
| 王鹏橙: ""基于电力电子技术的自动调压分接开关的研究"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110286946B (en) | 2023-04-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9261937B2 (en) | Information processing apparatus and power supply control circuit | |
| JP6020707B2 (en) | Information processing apparatus, information processing apparatus stop method, and information processing apparatus stop program | |
| JP2007073026A (en) | Method of fast booting for computer multimedia playing from standby mode | |
| JP5915733B2 (en) | Information processing apparatus, information processing method, and program | |
| US8984312B2 (en) | System and method to control operations of an information processing device upon detecting an open or closed state of battery lid and remaining battery charge | |
| WO2018036238A1 (en) | Control circuit, method, and computer storage medium | |
| CN111552365A (en) | Memory chip and control method thereof | |
| TWI437419B (en) | Computer system and associated sleep control method | |
| EP2479640A2 (en) | Portable electronic device and method for adjusting system performance thereof | |
| JP3851736B2 (en) | Electronic device and system startup method | |
| CN110286946A (en) | Control method, controller and the computer-readable medium of system starting | |
| KR101128251B1 (en) | Apparatus and method for controling power saving by devices of executed program | |
| WO2022179639A1 (en) | Outdoor unit wake-up method and apparatus, and multi-split air conditioning system | |
| CN113805826B (en) | Domestic platform-based integrated display and single display switching localization method | |
| CN112462909B (en) | Reset control method and device for all-in-one switching equipment and storage medium | |
| CN111757577B (en) | Indicating lamp brightness adjusting method and device, intelligent equipment and readable storage medium | |
| CN110049264B (en) | Laser television power supply control system and method | |
| CN105760314A (en) | Method for controlling starting-up screen luminance of system by virtue of EC SCI | |
| CN111324190B (en) | Electronic equipment control method and device, electronic equipment and storage medium | |
| JP3164729B2 (en) | Power management mechanism for battery starter | |
| CN112650384B (en) | Low-power consumption dormancy awakening control circuit and multi-power-domain control circuit | |
| JP2013232083A (en) | Information processing device, information processing method, and program | |
| US20060195714A1 (en) | Clock control device, microprocessor, electronic device, clock control method, and clock control program | |
| CN117666745A (en) | Power supply control method, system and first equipment | |
| CN116088352A (en) | Standby mode control method and related equipment thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |