CN101951625A - Mobile phone on and off security detection and control device and method - Google Patents
Mobile phone on and off security detection and control device and method Download PDFInfo
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- CN101951625A CN101951625A CN2010102971100A CN201010297110A CN101951625A CN 101951625 A CN101951625 A CN 101951625A CN 2010102971100 A CN2010102971100 A CN 2010102971100A CN 201010297110 A CN201010297110 A CN 201010297110A CN 101951625 A CN101951625 A CN 101951625A
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- switch machine
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- frequency module
- power supply
- mobile phone
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Abstract
The invention discloses a mobile phone on and off security detection and control device, which comprises a control CPU, a mobile phone on and off button detection control module, an application processor and a mobile phone on and off circuit. The invention also discloses a mobile phone on and off security detection and control method. Only when a user presses an on button, a mobile phone radio frequency module is turned on to supply power. As he mobile phone radio frequency module cannot be turned on to supply power if the on button is not pressed, remote illegal turning on and intercepting of the mobile phone infected with viruses are avoided. The system is bound to stop the power supply of the mobile phone radio frequency module as long as the system detects the user presses an off button to turn off the mobile phone, so false turning off of the mobile phone is avoided.
Description
Technical field
The present invention relates to field of mobile communication, relate in particular to a kind of safety detection and control device and method of handset switch machine.
Background technology
Popularization along with mobile phone, potential safety hazard that mobile phone exists and the threat that faces become increasingly conspicuous, particularly smart mobile phone running environment mostly is open operating system, as Windows Mobile, Android etc., its open interface allows the implantation of various softwares, when the user used smart mobile phone to pass through network or PC to download various application software, various viruses, back door etc. unavoidably appearred in mobile phone, some back door, virus can remote control starting hand-set power supplys, the ambient conditions of real-time listening mobile phone; Or be that screen backlight has been closed when the user shuts down, and other modules such as radio frequency the electricity of not closing, and cause false shutdown.If only take software processing method, can't solve these potential safety hazards.
At above technical problem, be necessary to adopt a kind of safety detection and control device and method of handset switch machine, avoid mobile phone when suffering virus infraction, illegally to be started shooting, cause mobile phone to be monitored, perhaps shutting down the user, the back appearance is false shuts down.
Summary of the invention
At when the handset switch machine, there are not a kind of safety detection control device and method, realize detection and control to the mobile phone switching on and shutting down, causing sometimes, the user does not press the switch switch, but because have some viruses and back door in the mobile phone, cause mobile phone by long-range illegal unlatching or the false shutdown of appearance, therefore be necessary to provide a kind of safety detection and control device and method of handset switch machine.
The safety detection control device of a kind of handset switch machine of the present invention, it is characterized in that comprising Controlled CPU, handset switch machine button detects control module, application processor, the handset switch machine circuit, described handset switch machine button detects control module and comprises trigger (as d type flip flop), with gate device, radio-frequency module power supply analog switch, described handset switch machine circuit comprises power management module and handset switch machine button, described Controlled CPU couples with handset switch machine button with gate device respectively, described trigger couples with handset switch machine button with gate device respectively, and described and gate device and the radio-frequency module analog switch of powering couples.
Switching on and shutting down safety detection and control method at above-mentioned design are as follows:
(1) start detects and control method: its feature have only exactly the user by the start key just understand the power supply of starting hand-set radio-frequency module, then can't not power by the starting hand-set radio-frequency module by the start key with.Detailed process is:
The user presses the start key, and energy supply control module begins the power supply to system, and the start key is as trigger (as d type flip flop) input, and this moment, its level was high; One group of output of energy supply control module is started shooting moment as the clock input of d type flip flop, and this output level is a rising edge pulse by low uprising; The input clock of d type flip flop is the output of low level as Q, corresponding output at the ascent stage of this pulse with button input upset
Be the input of high level conduct with door;
Because Controlled CPU is when powering on, the default high level that is output as of output port, and as with another input of door;
With two inputs of gate device be high level, then be output as high level, and as radio-frequency module power control switch input, thereby open the radio-frequency module power supply, realize normal boot-strap.
Not by the start key, then the d type flip flop input is always low, corresponding output as the user
Also be always low, promptly one of them is input as lowly with door, and just must for low can not open radio-frequency module power with gate device output this moment, and system can't operate as normal.
(2) close machine testing and control method: as long as its feature is exactly a system to be detected the user and shut down by closing key, then system necessarily closes the mobile phone radio frequency module for power supply.Detailed process is:
The user presses closing key, Controlled CPU detects closing key and presses and pick up counting, if in the time of setting, Controlled CPU works on, and illustrative system does not close electricity, and radio-frequency module power supply flow process is closed in Controlled CPU startup this moment: be about to its delivery outlet output level and put low, promptly an incoming level with door is low, just must for low by control switch disconnected radio-frequency module with supply module be connected with gate device output this moment, thereby turn off the radio-frequency module power supply.
Detection of the present invention and control method can realize fully: have only the user by the start key just understand starting hand-set radio-frequency module power supply, then can't the power supply of starting hand-set radio-frequency module by the start key with ing, avoid mobile phone to be eavesdropped by long-range illegal start because of infective virus; As long as system detects the user and shuts down by closing key, then system necessarily closes the mobile phone radio frequency module for power supply, avoids false shutdown.
Description of drawings
Fig. 1 is handset switch machine safety detection and control device system block diagram;
Fig. 2 is handset switch machine safety detection and control device structure principle chart.
Embodiment
Below in conjunction with Figure of description, specify the specific embodiment of the present invention.
Device provided by the invention is on the regular handset existing structure, increase Controlled CPU, trigger (as d type flip flop) and detect control module with handset switch machine button that gate device etc. is formed, it is characterized in that: (1) Controlled CPU couples with handset switch machine button with gate device respectively, described trigger couples with handset switch machine button with gate device respectively, and described and gate device and the radio-frequency module analog switch of powering couples; (2) described Controlled CPU and d type flip flop are by inserting radio-frequency module power supply analog switch control mouth, the opening and closing of control radio-frequency module power supply with gate device.The device that the design's method increases with the structural relation of regular handset miscellaneous part as shown in Figure 1.Among the figure, application processor, radio-frequency module, power management module PMU are the original device of regular handset, Controlled CPU, d type flip flop and with gate device be the device that the inventive method increases.
The apparatus structure schematic diagram that the inventive method provides as shown in Figure 2.The course of work is as follows:
Under off-mode, when the user presses the switching on and shutting down button, the d type flip flop incoming level is high, PMU begins to power to system, and produce the input clock of a rising edge level as d type flip flop, d type flip flop is the output of low level as Q, corresponding output at the rising edge of input clock with button input upset
Be high level, and as with an input of door; The control mouthful default high level that is output as when Controlled CPU powers on, and as with another input of door, must be height with gate device output this moment, and the control power control switch opens the radio-frequency module power supply, system begins operate as normal.Because after PMU powered on, it is high that output level is always, also be high as the clock input of d type flip flop always, how to change (as press again or unclamp), the output of d type flip flop regardless of the button incoming level this moment
Can not change again, and be in the lock state, thereby make the radio-frequency module power supply be in stable state.Under off-mode, when virus or back gate control were opened PMU and powered to system, because the switching on and shutting down button is not pressed, button input level was low, d type flip flop
Output also must be low level, and as with an input of door.This moment, no matter the level of Controlled CPU control delivery outlet was high or low, was always low with door output, thereby can not open the radio-frequency module power supply by the opening power control switch, and radio-frequency module can't be worked, thereby prevents that mobile phone is by remote-controlled start-up.
When mobile phone is in running order, press closing key as the user, Controlled CPU detects button and presses, and pick up counting, as Controlled CPU detect system overtime also work, think that then system suffers virus or backdoor attack, Controlled CPU is promptly put low with door input port level delivery outlet, thereby the powered-down control switch cuts out radio-frequency module power supply, reach prevent mobile phone by straighforward operation, the purpose that externally sends information, monitored.Not by virus or back gate control, the user presses closing key as mobile phone, and in preset time, system can finish shutdown process, and turns off the PMU power supply, and Controlled CPU can not start closes the radio frequency powered flow process.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (9)
1. the safety detection control device of a handset switch machine is characterized in that comprising that Controlled CPU, handset switch machine button detect control module, application processor, handset switch machine circuit.
2. the safety detection control device of handset switch machine as claimed in claim 1, it is characterized in that described handset switch machine button detect control module comprise trigger, with gate device, radio-frequency module power supply analog switch, described handset switch machine circuit comprises power management module and handset switch machine button, described Controlled CPU couples with handset switch machine button with gate device respectively, described trigger couples with handset switch machine button with gate device respectively, and described and gate device and the radio-frequency module analog switch of powering couples.
3. the safety detection control device of handset switch machine as claimed in claim 2 is characterized in that described trigger is a d type flip flop.
4. the safety detection control method of a handset switch machine is characterized in that the user is by the just starting hand-set radio-frequency module power supply of start key.
5. as the safety detection control method of a kind of handset switch machine as described in the claim 4, its concrete steps are:
The user presses the start key, and energy supply control module begins to application processor and Controlled CPU power supply, and the start key is imported as trigger, and the trigger incoming level is high; One group of output of energy supply control module is as the clock input of trigger, and this output level is a rising edge pulse by low uprising; The input clock of trigger is the output of low level as Q, corresponding output at the ascent stage of this pulse with button input upset
Be the input of high level conduct with door;
When Controlled CPU powers on, the default high level that is output as of output port, and as with the input of door;
With two inputs of gate device be high level, then be output as high level, and as radio-frequency module power control switch input, thereby open the radio-frequency module power supply, realize start.
6. the safety detection control method of handset switch machine as claimed in claim 5 is characterized in that Controlled CPU detects the user by closing key, and then control power supply analog switch cuts out the mobile phone radio frequency module for power supply.
7. the safety detection control method of handset switch machine as claimed in claim 6, its concrete steps are:
The user presses closing key, and Controlled CPU detects closing key and presses and pick up counting, if in the time of setting, Controlled CPU works on, and Controlled CPU started and closed radio-frequency module power supply flow process this moment.
8. the safety detection control method of handset switch machine as claimed in claim 7, it is characterized in that described Controlled CPU starts closes radio-frequency module power supply process step and is: put Controlled CPU delivery outlet output level low, an incoming level that is device is low, be low just with door output this moment, disconnect radio-frequency module by control power supply analog switch and be connected, thereby turn off the radio-frequency module power supply with supply module.
9. as the safety detection control method of one of them described a kind of handset switch machine of claim 5 to 8, it is characterized in that described trigger is a d type flip flop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010297110.0A CN101951625B (en) | 2010-09-30 | 2010-09-30 | Mobile phone on and off security detection and control device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010297110.0A CN101951625B (en) | 2010-09-30 | 2010-09-30 | Mobile phone on and off security detection and control device and method |
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| Publication Number | Publication Date |
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| CN101951625A true CN101951625A (en) | 2011-01-19 |
| CN101951625B CN101951625B (en) | 2013-03-06 |
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| CN201010297110.0A Expired - Fee Related CN101951625B (en) | 2010-09-30 | 2010-09-30 | Mobile phone on and off security detection and control device and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103226337A (en) * | 2013-05-03 | 2013-07-31 | 深圳市科曼医疗设备有限公司 | Startup and shutdown circuit |
| CN103874057A (en) * | 2014-03-26 | 2014-06-18 | 高云海 | Anti-eavesdrop mobile terminal and control system and method suitable for classified places |
| CN103901989A (en) * | 2012-12-24 | 2014-07-02 | 航天信息股份有限公司 | Method and device for realizing startup and shutdown based on Android system |
| CN106027026A (en) * | 2016-06-22 | 2016-10-12 | 深圳市索瑞图科技有限公司 | Control circuit for one-way switch of embedded portable device |
| WO2020215970A1 (en) * | 2019-04-25 | 2020-10-29 | 维沃移动通信有限公司 | Power control apparatus and method, and terminal device |
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| CN1821931A (en) * | 2006-03-21 | 2006-08-23 | 佛山普立华科技有限公司 | Control method and its device for preventing error cut-off machine |
| CN101287036A (en) * | 2008-05-29 | 2008-10-15 | 德信无线通讯科技（北京）有限公司 | Method and device for preventing mobile phone from being woke-up in stand-by state |
| CN101399862A (en) * | 2008-10-23 | 2009-04-01 | 北京中星微电子有限公司 | Switch circuit for mobile phone and mobile phone construction based thereon |
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2010
- 2010-09-30 CN CN201010297110.0A patent/CN101951625B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1821931A (en) * | 2006-03-21 | 2006-08-23 | 佛山普立华科技有限公司 | Control method and its device for preventing error cut-off machine |
| CN101287036A (en) * | 2008-05-29 | 2008-10-15 | 德信无线通讯科技（北京）有限公司 | Method and device for preventing mobile phone from being woke-up in stand-by state |
| CN101399862A (en) * | 2008-10-23 | 2009-04-01 | 北京中星微电子有限公司 | Switch circuit for mobile phone and mobile phone construction based thereon |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901989A (en) * | 2012-12-24 | 2014-07-02 | 航天信息股份有限公司 | Method and device for realizing startup and shutdown based on Android system |
| CN103226337A (en) * | 2013-05-03 | 2013-07-31 | 深圳市科曼医疗设备有限公司 | Startup and shutdown circuit |
| CN103226337B (en) * | 2013-05-03 | 2015-09-16 | 深圳市科曼医疗设备有限公司 | On/off circuit |
| CN103874057A (en) * | 2014-03-26 | 2014-06-18 | 高云海 | Anti-eavesdrop mobile terminal and control system and method suitable for classified places |
| CN103874057B (en) * | 2014-03-26 | 2018-02-09 | 高云海 | Suitable for the mobile terminal and control system of concerning security matters place anti-eavesdrop |
| CN106027026A (en) * | 2016-06-22 | 2016-10-12 | 深圳市索瑞图科技有限公司 | Control circuit for one-way switch of embedded portable device |
| WO2020215970A1 (en) * | 2019-04-25 | 2020-10-29 | 维沃移动通信有限公司 | Power control apparatus and method, and terminal device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101951625B (en) | 2013-03-06 |
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Granted publication date: 20130306 Termination date: 20210930 |