CN102740027A - Device and method for television power control and management - Google Patents
Device and method for television power control and management Download PDFInfo
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- CN102740027A CN102740027A CN2011100970911A CN201110097091A CN102740027A CN 102740027 A CN102740027 A CN 102740027A CN 2011100970911 A CN2011100970911 A CN 2011100970911A CN 201110097091 A CN201110097091 A CN 201110097091A CN 102740027 A CN102740027 A CN 102740027A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/63—Generation or supply of power specially adapted for television receivers
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Abstract
The invention provides a device for television power control and management. The device comprises an infrared receiving module, a broadband wireless transceiver module, a main central processing module, a power module, and a power supply control module connected with the above modules. The power supply control module controls the power module to output a working voltage to the main central processing module and the broadband wireless transceiver module according to a power signal received by the infrared receiving module, and controls the power module to output a standby voltage to the infrared receiving module according to a shutdown instruction generated by the main central processing module. The invention also provides a corresponding method for the television power control and management. The device and the method enable realization of normal startup and shutdown of the television.
Description
Technical field
The present invention relates to the intelligent television technical field, be meant a kind of TV power supply control and management apparatus and method especially.
Background technology
Intelligent television refers to have embedded OS, can load and unload the television set of functions such as software, accesses network.Usually, the hardware frame of intelligent television has combined or has adopted the structure of similar computer framework, to support above-mentioned and other various application.
Along with development soft, hardware technology, be installed in the central processing module in the intelligent television, the performance of internal memory constantly promotes, the embedded OS function is increasingly sophisticated, and various abundant application can be transplanted on the TV and use.Therefore present mainly can not satisfy the various application of intelligent television by numerical key, directionkeys, function key (like start key, the Menu key etc.) normal remote control of forming.
And because the transinformation between intelligent television remote controller and the intelligent television is far longer than normal remote control; Therefore in order to adapt to this big data quantity message transmission; And for the message transmission rate between improving; Shorten the response time of intelligent television, adopt between intelligent television and the remote controller at present that the 2.4G Radio Transmission Technology replaces that former receiving range is limited, poor sensitivity, slow-footed technology of infrared transmission intelligent remote controller.
At present; According to the standard of low-power consumption, require the TV power supply module under holding state, output 5V low-voltage is to the little power consumption processing module power supply of a standby; The little power consumption processing module of this standby is connected infrared receiving module power supply, and keeps watch on this infrared receiving module.This moment, the power supply to other modules all was closed, to realize low-power consumption.The main central processing module of TV, the wireless receiver that is connected with this main central processing module etc. all can not be worked because of not powering on, and can't directly carry out switching on and shutting down control through the 2.4G Digiplex.
And; IR remote controller is power supply and the outage of directly controlling power supply at present; This also very easily causes intelligent television operating system in running; Because power supply controlled and directly closed by above-mentioned IR remote controller, and the improper outage of TV operation system that causes moving causes information not preserve or information is preserved imperfectly, forms the hidden danger such as application program instability that file fragmentation, accident power-off cause.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of control and management apparatus and method of TV power supply, with the normal startup that realizes TV with close.
TV power supply control and management device provided by the invention comprises:
Wideband radio receiving transmitting module 40 is used to receive the off signal through the transmission of wideband wireless transmission standards;
Main central processing module 50 is connected with wideband radio receiving transmitting module 40, is used for closing and generate shutdown command according to what said off signal control television set was carried out the TV operation system;
Power supply control module 20; Be connected with infrared receiving module 10, main central processing module 50 and power module 30, the starting-up signal control power module 30 output services voltages that are used for receiving according to infrared receiving module 10 are to main central processing module 50 and wideband radio receiving transmitting module 40; And, export the standby voltages to infrared receiving module 10 according to the shutdown command control power module 30 that main central processing module 50 generates.
Optional, said wideband radio receiving transmitting module 40 is the 2.4G radio receiving transmitting module.
By last; Infrared receiving module only is responsible for receiving start-up command; To accomplish with TV waking up from holding state; And the wideband radio receiving transmitting module is responsible for starting shooting the back television reception from other instructions or the data of remote controller, accomplishes operations such as TV programme are browsed, network is carried out content, games application, close.Like this TV when standby, have only a MCU work, it is very low that stand-by power consumption can be done, the start after then kept to remote controller sensitivity, can realize coordinate acceleration of gravity message transmission.
Provided by the invention according to the TV power supply control and management method that said apparatus adopted, comprising:
A, receive starting-up signal through infrared receiving module, according to the main central processing module and the wideband radio receiving transmitting module of this signal control power supply module output services voltage to television set;
B, receive off signal, carry out closing of TV operation system according to this signal controlling television set through the wideband radio receiving transmitting module; Then control the output that power module is exported a standby voltage to said infrared receiving module and closed said operating voltage.
By last, receive start-up command through infrared receiving module, realize normal power supply to main central processing module and wideband radio receiving transmitting module.When shutdown, receive off signal, and switch to infrared receiving module after the shutdown, to guarantee follow-up start process through the wideband radio receiving transmitting module.
Wherein, also comprise after the steps A: the control power module is closed the output of voltage to said infrared receiving module.
By last, behind the television startup, owing to closed standby voltage--the output of 5V voltage, infrared receiving module no longer works, and has avoided the in running order direct outage that receives instruction down through the infrared remote control module, has guaranteed the stable of TV operation system.
Wherein, the control of said power module is carried out by the power supply control module.
Wherein, said step B comprises:
Receive off signal through the wideband radio receiving transmitting module,
Generate the instruction that gets into the standby ready mode according to said off signal by main central processing module; And control television set and carry out closing of TV operation system, and generation comprises the pent shutdown command of operating system flag bit after the TV operation system is closed;
Monitor shutdown command during instruction that said power supply control module is received said standby ready mode, and the control power supply is exported said standby voltage to said infrared receiving module and the output of closing said operating voltage after listening to said shutdown command.
By last; Said shutdown process is just controlled closing of power supply after at first OS being closed; Accomplish the outage of bottom hardware; The complexity that has adapted to intelligent television operating system is avoided having realized safe shutdown process because of problems such as the file that is moving that sudden power causes is lost, OS instabilities.
Wherein, said standby voltage is 5V voltage, and said operating voltage is a 12V voltage.
Description of drawings
Fig. 1 is a TV power supply control and management schematic diagram of device;
Fig. 2 is the start flow chart in the TV power supply control and management method;
Fig. 3 is the shutdown process figure in the TV power supply control and management method.
Embodiment
Show TV power supply control and management device of the present invention like Fig. 1, the solid line connecting line shown in the figure is represented supply line, dotted line connecting line expression signal circuit.This control device comprises infrared receiving module 10, power supply control module 20, power module 30, wideband radio receiving transmitting module 40 and main central processing module 50.Wherein:
Wideband radio receiving transmitting module 40; Receive 12V voltage that main central processing module 50 transmits as operating voltage; Be used under operating conditions of TV set receiving from remote controller through the various control signals that comprise shutdown that wireless standards such as 2.4G, 3G transmit, send to main central processing module 50.
Main central processing module 50; The 12V voltage that reception power supply control module 20 transmits is as operating voltage; Be connected with wideband radio receiving transmitting module 40, be used for when receiving the off signal that wideband radio receiving transmitting module 40 transmits, the control television set is carried out the shutdown action of series; Comprise shutoff operation system (OS), and send to power supply control module 20 shutdown commands afterwards.
Power supply control module 20 is connected with above-mentioned each module, and when being used for TV entering holding state, with 5V voltage transmission to the infrared receiving module 10 that receives, and the starting-up signal generation start-up command of reception infrared receiving module 10 is transferred to power module 30; With, when being used for TV and getting into open state, with the 12V voltage transmission that receives to main central processing module 50, and the shutdown command that receives main central processing module 50 generates standby command and is transferred to power module 30.Power supply control module 20 can realize by an embedded power management chip MCU, also can be by a chip microcontroller.
In the foregoing description; The signaling interface that adopts between power supply control module 20 and the power module 30 is the GPIO interface, and the signaling interface that adopts between power supply control module 20 and the main central processing module 50 is the GPIO/UART interface, is understood that; Also can adopt other interfaces, like RS232 etc.
And power supply control module 20 can be with the operating voltage of the 5V voltage that receives as its low-power consumption mode in the foregoing description.When adopting 5V voltage, TV is in holding state, so this module only need monitor the signal of infrared receiving module 10 and generate start-up command and get final product, does not need the operation of other programs, so the above-mentioned low-power consumption mode of entering can be set self.Power supply control module 20 can be with the operating voltage of the 12V voltage that receives as its mode of operation.
In addition; In the foregoing description, 5V or the 12V voltage of transmitting power modules 30 by power supply control module 20 are understood that to corresponding module (through the transmission of the realization of the interface module voltage); Because the output of power supply control module 20 control power modules 30 different voltages; Therefore, also can by power module 30 directly connect other each need the disparate modules of different voltages, and through 20 transfers of power supply control module.
In addition,, also can import 5V and 12V voltage all the time, the 5V that receives transferred to other different modules with 12V and be controlled at the TV different state by power supply control module 20 to power supply control module 20 for above-mentioned power module 30.
Below in conjunction with accompanying drawing 1, the TV power supply control and management method shown in Fig. 2 and Fig. 3 is described, may further comprise the steps:
Show start process like Fig. 2, promptly TV is got into the process of operating state by holding state:
When being in holding state, the voltage of power module 30 output 5V is to the control module 20 of supplying power, and power supply control module 20 self is in low-power consumption mode by this 5V driven, power supply control module 20 and with 5V voltage transmission to infrared receiving module 10 to drive its work.When start, comprise the steps:
Step 110: when infrared receiving module 10 receives infrared starting-up signal, transfer to power supply control module 20.
Step 120: power supply control module 20 generates start-up command according to said infrared starting-up signal and transfers to power module.
Step 130: after power module 30 is received said start-up command, open the output of 12V voltage, and be closed to the output (wherein, close 5V voltage and be output as optional step) of the 5V voltage of infrared receiving module 10.
Step 140: power supply control module 20 self is in mode of operation according to the 12V voltage that receives by this 12V driven, and this 12V voltage is transferred to main central processing module 50 and wideband radio receiving transmitting module 40 successively, drives its work.
At this moment; Accomplished the process of TV entering operating state; Afterwards, wideband radio receiving transmitting module 40 can normally receive the control information of coming through the wideband wireless transmission from remote controller, and sends to all operations function that main central processing module realizes that television set provides.And owing to closed the output of 5V voltage, infrared receiving module 10 no longer works, and has avoided the in running order direct outage that receives instruction down through infrared remote control module 10.
By on can find out, during output 5V standby voltage, still can realize startup easily when the present invention is implemented in TV and is in standby to 2.4 wireless receiving modules.
Show shutdown process like Fig. 3, promptly TV is got into the process of holding state by operating state:
By last; When in running order; The voltage of power module 30 output 12V is to the control module 20 of supplying power; Power supply control module 20 self is in mode of operation by this 12V driven, and power supply control module 20 also drives its work with 12V voltage transmission to main central processing module 50 and wideband radio receiving transmitting module 40, and export to TV corresponding work voltage.When shutdown, comprise the steps:
Step 210: when wideband radio receiving transmitting module 40 receives off signal, transfer to main central processing module 50.
Step 220: main central processing module 50 sends an instruction through the UART serial ports to power supply control module 20 according to behind the off signal, notifies it to get into the standby ready mode;
Main simultaneously central processing module 50 sends shutdown command to the operating system (OS) of TV; OS preserves and is provided with and closes the OS system; After the OS system closing is accomplished; Main central processing module 50 sends shutdown command through the GPIO interface and gives power supply control module 20, comprises OS running mark position in this pass machine information and is put low information, and expression OS closes.
Step 230: after power supply control module 20 receives and notifies its instruction that gets into the standby ready mode; Monitor the shutdown command of main central processing module 50 through the GPIO port; And when receiving shutdown command, when promptly reading above-mentioned OS running mark position, generate standby command and send to power module 30.
Step 240: after power module 30 is received standby command, open the 5V voltage output that transfers to power supply control module 20, cut off other voltage outputs that comprise said 12V voltage.
At this moment, accomplished the process that TV gets into holding state.
By on can find out; Shutdown process of the present invention; Just control closing of power supply after at first OS being closed, accomplish the outage of bottom hardware, adapted to the complexity of intelligent television operating system; Avoid having realized safe shutdown process because of problems such as the file that is moving that sudden power causes is lost, OS instabilities.
By last; 10 of infrared receiving modules are responsible for receiving start-up command; Accomplishing TV from the waking up of holding state, and the wideband radio receiving transmitting module is responsible for starting shooting the back television reception from other instructions or the data of remote controller, accomplishes that TV programme are browsed, network is carried out operations such as content, games application.Like this TV when standby, have only a MCU work, it is very low that stand-by power consumption can be done, the start after then kept to remote controller sensitivity, can realize coordinate acceleration of gravity message transmission.
The above is merely preferred embodiment of the present invention; Not in order to restriction the present invention, for example, present embodiment adopts is that 5V and 12V voltage are as standby voltage and operating voltage; Concrete magnitude of voltage can carry out adaptive adjustment according to the chip that is adopted, and repeats no more.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a TV power supply control and management device is characterized in that, comprising:
Infrared receiving module (10) is used to receive the starting-up signal through the Infrared Transmission standard transmission;
Wideband radio receiving transmitting module (40) is used to receive the off signal through the transmission of wideband wireless transmission standards;
Main central processing module (50) is connected with wideband radio receiving transmitting module (40), is used for closing and generate shutdown command according to what said off signal control television set was carried out the TV operation system;
Power module (30) is used for output services voltage or standby voltage;
Power supply control module (20); Be connected with infrared receiving module (10), main central processing module (50) and power module (30), starting-up signal control power module (30) the output services voltage that is used for receiving according to infrared receiving module (10) is to main central processing module (50) and wideband radio receiving transmitting module (40); And, export standby voltage to infrared receiving module (10) according to the shutdown command control power module (30) that main central processing module (50) generates.
2. TV power supply control and management device according to claim 1 is characterized in that said wideband radio receiving transmitting module (40) is the 2.4G radio receiving transmitting module.
3. the TV power supply control and management method that TV power supply control and management device according to claim 1 is adopted is characterized in that, comprising:
A, receive starting-up signal through infrared receiving module, according to the main central processing module and the wideband radio receiving transmitting module of this signal control power supply module output services voltage to television set;
B, receive off signal, carry out closing of TV operation system according to this signal controlling television set through the wideband radio receiving transmitting module; Then control the output that power module is exported a standby voltage to said infrared receiving module and closed said operating voltage.
4. TV power supply control and management method according to claim 3 is characterized in that, also comprises after the steps A: the control power module is closed the output of voltage to said infrared receiving module.
5. according to claim 3 or 4 described TV power supply control and management methods, it is characterized in that, the control of said power module is carried out by the power supply control module.
6. TV power supply control and management method according to claim 5 is characterized in that said step B comprises:
Receive off signal through the wideband radio receiving transmitting module,
Generate the instruction that gets into the standby ready mode according to said off signal by main central processing module; And control television set and carry out closing of TV operation system, and generation comprises the pent shutdown command of operating system flag bit after the TV operation system is closed;
Monitor shutdown command during instruction that said power supply control module is received said standby ready mode, and the control power supply is exported said standby voltage to said infrared receiving module and the output of closing said operating voltage after listening to said shutdown command.
7. according to claim 2 or 4 described TV power supply control and management methods, it is characterized in that said standby voltage is 5V voltage, said operating voltage is a 12V voltage.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110097091.1A CN102740027B (en) | 2011-04-15 | TV power supply controls managing device and method | |
| PCT/CN2011/077343 WO2012139342A1 (en) | 2011-04-15 | 2011-07-20 | Television power control management apparatus and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110097091.1A CN102740027B (en) | 2011-04-15 | TV power supply controls managing device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102740027A true CN102740027A (en) | 2012-10-17 |
| CN102740027B CN102740027B (en) | 2016-12-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103259842A (en) * | 2013-03-21 | 2013-08-21 | 衡阳加一电子科技有限公司 | Socket |
| CN104077901A (en) * | 2013-03-29 | 2014-10-01 | 深圳创维数字技术股份有限公司 | Method for controlling device power supply and control terminal |
| CN106033207A (en) * | 2015-03-16 | 2016-10-19 | 佛山市顺德区美的电热电器制造有限公司 | Self-checking method used for cooking utensil and self-checking system |
| CN108810630A (en) * | 2018-06-13 | 2018-11-13 | 康佳集团股份有限公司 | A kind of standby startup method of smart television, smart television and storage medium |
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| CN201601765U (en) * | 2009-12-21 | 2010-10-06 | 康佳集团股份有限公司 | Television power supply control device, television and system |
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| CN1210291A (en) * | 1997-09-01 | 1999-03-10 | 明碁电脑股份有限公司 | Image display system with infrared inspector for saving consumption electric power |
| CN101018298A (en) * | 2006-02-07 | 2007-08-15 | 环达电脑(上海)有限公司 | Multimedia device connector |
| WO2011002783A2 (en) * | 2009-07-02 | 2011-01-06 | Sony Corporation | Zero standby power rf controlled device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259842A (en) * | 2013-03-21 | 2013-08-21 | 衡阳加一电子科技有限公司 | Socket |
| CN104077901A (en) * | 2013-03-29 | 2014-10-01 | 深圳创维数字技术股份有限公司 | Method for controlling device power supply and control terminal |
| CN104077901B (en) * | 2013-03-29 | 2017-11-07 | 深圳创维数字技术有限公司 | The method and control terminal of a kind of control device power supply |
| CN106033207A (en) * | 2015-03-16 | 2016-10-19 | 佛山市顺德区美的电热电器制造有限公司 | Self-checking method used for cooking utensil and self-checking system |
| CN108810630A (en) * | 2018-06-13 | 2018-11-13 | 康佳集团股份有限公司 | A kind of standby startup method of smart television, smart television and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012139342A1 (en) | 2012-10-18 |
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Effective date of registration: 20160715 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant after: haier group corporation Applicant after: Qingdao Haier Electric Appliance Co., Ltd. Applicant after: QINGDAO HAIER MULTI-MEDIA CO., LTD. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant before: haier group corporation Applicant before: Qingdao Haier Electric Appliance Co., Ltd. |
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