TW201504848A - Anti-theft method and device of mobile terminal and machine-readable medium - Google Patents

Abstract

The present invention is applied to a mobile terminal technical field and provides an anti-theft method and a device of a mobile terminal and a machine-readable medium. The method includes: monitoring environmental information of the mobile terminal; confirming that the mobile terminal is stolen and then generating a warning prompt when the monitored environmental information changes and the changed environmental information complies with a pre-determined condition. The present invention can immediately and accurately determine whether the mobile terminal is stolen and can perform the effective prompt. Accordingly, effective prevention can be done before the terminal mobile is stolen.

Description

Anti-theft method and device for mobile terminal and machine readable medium

The present invention relates to the field of mobile terminal technologies, and in particular, to a method and device for preventing theft of a mobile terminal.

Devices such as mobile terminals such as smart phones have become a necessity for life. However, due to its small size, it is easy to be stolen in public, not only causing loss of user property, but also possibly causing the user's private information to be compromised.

At present, the commonly used mobile terminal anti-theft method mainly focuses on the mobile terminal after the mobile terminal is stolen, and then locks the mobile terminal, and then performs an alarm. The existing anti-theft method is actually a remedy after the mobile terminal is stolen, and cannot effectively prevent the mobile terminal from being stolen.

An object of the present invention is to provide a method for preventing theft of a mobile terminal, so as to solve the problem that the prior art cannot effectively prevent the mobile terminal from being stolen. The embodiment of the present invention is implemented as follows: a method for preventing theft of a mobile terminal, the method comprising: monitoring environmental information of the mobile terminal; and monitoring the environmental information after the change and the changed environmental information conforms to the preset When the condition is met, it is determined that the mobile terminal is in a stolen state, and an alert prompt is issued.

Another object of the embodiments of the present invention is to provide an anti-theft device for a mobile terminal. The device includes: an information monitoring unit configured to monitor environment information of the mobile terminal; and an alarm unit configured to: when it is detected that the environmental information changes and the changed environmental information meets a preset condition Determining that the mobile terminal is in a stolen state and issuing an alert prompt.

The beneficial effects of the embodiment of the present invention compared with the prior art are: When the environment information is changed and the changed environmental information meets the preset condition, the embodiment determines that the mobile terminal is in a stolen state and issues an alert prompt. The invention can instantly and accurately determine whether the mobile terminal is stolen, and can effectively remind the stolen when the stolen, and solve the problem that the prior art cannot effectively prevent the mobile terminal before being stolen.

3‧‧‧Mobile terminal anti-theft device

31‧‧‧Information Monitoring Unit

32‧‧‧Alarm unit

33‧‧‧Information receiving unit

34‧‧‧Alarm Cancellation Unit

110‧‧‧RF circuit

120‧‧‧ memory

130‧‧‧Input unit

131‧‧‧Touch sensing surface

132‧‧‧Other input devices

140‧‧‧Display unit

141‧‧‧ display panel

150‧‧‧ sensor

160‧‧‧ audio circuit

161‧‧‧Speaker

162‧‧‧Microphone

170‧‧‧Transmission module

180‧‧‧ processor

190‧‧‧Power supply

1200‧‧‧Mobile terminal

S101-S102, S201-S205‧‧‧ steps

FIG. 1 is a flowchart of a method for preventing an anti-theft of a mobile terminal according to a first embodiment of the present invention.

FIG. 2 is a flowchart of a method for preventing theft of a mobile terminal according to a second embodiment of the present invention.

FIG. 3 is a block diagram of a mobile terminal anti-theft device according to a third embodiment of the present invention.

FIG. 4 is a block diagram of a mobile terminal according to a fourth embodiment of the present invention.

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Embodiment 1 FIG. 1 is a flowchart of a method for preventing an anti-theft of a mobile terminal according to a first embodiment of the present invention. The process of the method is as follows: In step S101, the environment information in which the mobile terminal is located is monitored.

Preferably, the environmental information includes, but is not limited to, at least one of: a distance value detected by one of the mobile terminals from the distance sensor; and a light detected by one of the mobile terminal's light sensors Intensity; and a current state of one of the mobile terminal headsets, the current state including a state of inserting or unplugging the mobile terminal.

In step S102, when it is detected that the environmental information changes and the changed environmental information meets a predetermined condition, it is determined that the mobile terminal is in a stolen state, and an alert prompt is issued.

Preferably, determining whether the changed environment information meets the preset condition includes, but is not limited to, at least one of determining whether a distance value detected by the distance sensor of the mobile terminal is greater than a first preset. a threshold value, specifically, determining whether the distance sensor of the mobile terminal detects whether a distance value of the mobile terminal and a surrounding object is greater than a first preset threshold, such as whether it is greater than or equal to 15 cm ( Determining whether the light intensity detected by the light sensor of the mobile terminal is greater than a second predetermined threshold, such as whether it is greater than or equal to 140 candelas per square meter (candela/meter ² ; cd/m) ² ); and determining whether the current state of the mobile terminal headset detected by the mobile terminal changes from an inserted state to an unplugged state.

Preferably, when it is determined that the mobile terminal is in a stolen state, the volume of the mobile terminal is adjusted to a maximum and a prompt sound is sent to remind the user of the mobile terminal. The prompt sound may be preset and may be an alarm ringtone.

In a preferred embodiment, the alert prompt may also be a vibrating alert, a flashing alert, and/or an alert ring alert of the mobile terminal.

The embodiment may further include: canceling the alert prompt when the user receiving the mobile terminal issues an operation instruction to cancel the alert prompt. The operation command includes a shutdown command or an instruction to cut off battery power of the mobile terminal.

In an embodiment, the alert prompt can be cancelled by setting a password for canceling the alert prompt in the mobile terminal, and canceling the alert prompt after receiving the password input by the user.

The embodiment of the invention can timely and accurately determine whether the mobile terminal is stolen, and can effectively remind when theft is stolen, and solve the problem that the prior art cannot effectively prevent the mobile terminal before being stolen.

Embodiment 2: FIG. 2 is a flowchart of a method for preventing theft of a mobile terminal according to a second embodiment of the present invention. The method is detailed as follows: In step S201, information for starting an anti-theft function of the mobile terminal is received.

Preferably, in order to simplify the operation steps, the user can easily and quickly activate the anti-theft function of the mobile terminal, and the method for initiating the anti-theft function of the mobile terminal in this embodiment may be: receiving one of the mobile terminals The acceleration sensor detects one of the shaking events of the mobile terminal, and activates the anti-theft function of the mobile terminal when the shaking event meets a predetermined condition. The shaking events include, but are not limited to, a shaking frequency and/or a shaking amplitude.

For example, the preset condition may be: the number of shaking is three times, the interval of each shaking is less than or equal to 200 milliseconds (millisecond; ms), and the amplitude of each shaking is an acceleration value greater than 800 meters/square second (meter /second ² ;m/s ² ); or: Shake the two groups, each group shakes three times, the interval between the two groups is 1000 milliseconds, and the interval between each group is less than or equal to 200 milliseconds each time. The amplitude of the shaking is greater than 800 m/sq.

The calculation formula of the acceleration value is: ( x ₁ , y ₁ , z ₁ ) and ( x ₂ , y ₂ , z ₂ ) respectively represent coordinate values obtained by the acceleration sensor when the mobile terminal is first shaken and shaken for the second time, t Indicates the shaking time interval.

In an embodiment, the anti-theft function of the mobile terminal may be further activated by: receiving, by one of the mobile terminals, a touch touch event of the mobile terminal; or receiving A keyboard sensor of one of the mobile terminals detects a keyboard button triggering event of the mobile terminal.

In an actual application, a button for starting the anti-theft function of the mobile terminal or a command for starting the anti-theft function of the mobile terminal may be preset in the mobile terminal, for example, sliding clockwise or counterclockwise on a touch screen. The instruction, or a combination of numbers and/or letters on the keyboard, after receiving the activation command by the user clicking the button or issuing, or generating a trigger information for starting the anti-theft function of the mobile terminal according to a preset time interval , start the anti-theft function of the mobile terminal. The button click command or the start command may be sent by a user through a screen of the mobile terminal or a keyboard of the mobile terminal.

In an embodiment, the method further includes: after initiating the anti-theft function of the mobile terminal, alerting the user of the mobile terminal that the anti-theft function has been activated in a vibrating or ringing manner.

In step S202, environment information of the mobile terminal is obtained.

In an embodiment, after the anti-theft function of the mobile terminal is activated, If the acquired environmental information does not match the environmental information that is actually obtained, for example, the user activates the anti-theft function of the mobile terminal before putting the mobile terminal into the pocket, and if the environmental information is obtained immediately, the information may be acquired. It is the environmental information outside the pocket, but if you actually want to obtain the environmental information in the pocket, you can set a time threshold (for example, 30 seconds), and after the time threshold is reached, the mobile terminal will be acquired. Environmental information.

Preferably, the environmental information includes but is not limited to at least one of the following: a distance value detected by one of the mobile terminals from the sensor; a light intensity detected by one of the light terminals of the mobile terminal; and a current state of one of the mobile terminal headphones, the current state including an insertion or The state of the mobile terminal is extracted.

In step S203, the environmental information is monitored.

Monitoring the environmental information includes but is not limited to at least one of the following: monitoring the distance The distance value detected by the sensor, the light intensity detected by the light sensor, and the current state of the headset of the mobile terminal.

In step S204, it is detected that the environmental information changes and the shifting If the anti-theft function of the mobile terminal is not closed, it is determined whether the changed environment information meets a preset condition; if the determination result is “Yes”, then step S205 is performed, and if the determination result is “No”, then returning to step S203 to continue monitoring the Environmental information.

In this embodiment, the closing information of the anti-theft function of the mobile terminal is the same as the The activation information of the anti-theft function of the mobile terminal may be the same or different. When it is detected that the environmental information changes and the anti-theft function of the mobile terminal is not closed, it is determined whether the changed environmental information meets the preset condition.

Preferably, determining whether the changed environment information meets the preset condition package And including, but not limited to, determining at least one of: determining whether a distance value detected by the distance sensor of the mobile terminal is greater than a first preset threshold, and specifically, determining the distance sensing of the mobile terminal The device detects whether the distance value of the mobile terminal and a surrounding object is greater than a first predetermined threshold, for example, whether it is greater than or equal to 15 cm; and determining whether the light intensity detected by the light sensor of the mobile terminal is And greater than a second predetermined threshold, such as whether it is greater than or equal to the candle light/square meter; and determining whether the current state of the mobile terminal headset detected by the mobile terminal changes from the inserted state to the pulled-out state.

Performing steps when the changed environmental information meets the preset condition S205. Otherwise, the environmental information is continuously monitored until the anti-theft function of the mobile terminal is turned off.

In an embodiment, the method further includes: preventing theft of the mobile terminal After the function, the user's anti-theft function of the mobile terminal is turned off by shaking or ringing.

In step S205, determining that the mobile terminal is in a stolen state, issuing one Alert prompt.

Preferably, when the mobile terminal is determined to be in a stolen state, the moving The volume of the mobile terminal is adjusted to the maximum and a prompt sound is issued to remind the user of the mobile terminal. The prompt sound may be preset and may be an alarm ringtone.

In a preferred embodiment, the alert prompt may also be the mobile terminal. Vibrating alert, flashing light alert, and/or alert ring alert.

The embodiment may further include: sending a user to the mobile terminal When an operation command to cancel the alarm prompt is issued, the alarm prompt is canceled. The operation command includes a shutdown command or an instruction to cut off battery power of the mobile terminal.

In an embodiment, the alert prompt can be further cancelled by: A password for canceling the alert prompt is set in advance on the mobile terminal, and the alert prompt is cancelled after receiving the password input by the user.

The following describes the above process through a specific application scenario, and the present invention It should be understood by those of ordinary skill in the art that this application scenario is only for explaining the present invention and does not limit the scope of the present invention.

The user puts the mobile terminal into the portal immediately after shaking the mobile terminal a bag or a backpack, after detecting the shaking event, the acceleration sensor of the mobile terminal determines whether the frequency and amplitude of the shaking event are the same as the frequency and amplitude of the anti-theft function of the mobile terminal preset to be activated, if Initiating the anti-theft function of the mobile terminal, reminding the user that the anti-theft function has been turned on by two short vibrations, and then in 5 seconds (5 seconds is a preset time threshold value, which is opened for the user to reserve After the mobile terminal of the anti-theft function is put into the pocket or the backpack, the distance sensor of the mobile terminal starts detecting the distance value of the mobile terminal and its surrounding objects (such as a pocket or a backpack), and the light perception of the mobile terminal The detector begins to detect the current light intensity and/or the mobile terminal begins detecting the current state of the mobile terminal headset. When the distance sensor detects a distance value greater than or equal to 15 cm, the light sensor detects a light intensity greater than or equal to 140 candles per square meter and/or the current state of the mobile terminal earphone When the insertion state is changed to the unplugged state, the mobile terminal may be in a state of being slipped or stolen from the pocket or the backpack, and the mobile terminal adjusts the volume to the maximum and emits a prompt sound to remind the mobile terminal. The user only disappears after the user turns off or pulls out the battery of the mobile terminal.

As can be seen from the above application scenario, the embodiment can be simple and fast. The method starts the anti-theft function of the mobile terminal, and after the anti-theft function is activated, the environmental information of the mobile terminal is monitored through the distance sensor, the light sensor and/or the earphone of the mobile terminal, and is monitored. When the environmental information changes and the changed environmental information meets the preset condition, the mobile terminal is determined to be in a stolen state, and an alert prompt is issued. The invention can instantly and accurately determine whether the mobile terminal is stolen, and can effectively remind the stolen instant to achieve effective prevention before the mobile terminal is stolen.

Embodiment 3: FIG. 3 is a block diagram of a mobile terminal anti-theft device according to a third embodiment of the present invention. For convenience of description, only parts related to the embodiment are shown.

The mobile terminal anti-theft device 3 may be a software unit, a hardware unit or a combination of hardware and software running in the mobile terminal, or may be an independent external component integrated into the mobile terminal or run on the mobile terminal. In the application system.

The mobile terminal anti-theft device 3 includes an information monitoring unit 31 and an alarm unit 32. The specific functions of each unit are as follows: The information monitoring unit 31 is configured to monitor environmental information of the mobile terminal.

The alarm unit 32 is configured to determine that the mobile terminal is in a stolen state and send an alert prompt when it is detected that the environmental information changes and the changed environmental information meets a predetermined condition.

The mobile terminal anti-theft device 3 further includes: an information receiving unit 33, configured to receive information for starting the anti-theft function of the mobile terminal before monitoring the environment information of the mobile terminal.

The information receiving unit 33 is further configured to: receive by the mobile terminal The acceleration sensor detects a shaking event of the mobile terminal, the shaking event includes a shaking frequency and/or a shaking amplitude; receiving one of the mobile terminals detected by the touch sensor of the mobile terminal a screen touch event; or receiving a keyboard button trigger event detected by the keyboard sensor of the mobile terminal.

The alarm unit 32 is further specifically configured to: when the environmental information is detected When the changed and changed environmental information meets the preset condition and the anti-theft function of the mobile terminal is not turned off, it is determined that the mobile terminal is in a stolen state, and an alert prompt is issued.

The environmental information includes at least one of: a sense of distance from the mobile terminal a distance value detected by the detector; a light intensity detected by the light sensor of the mobile terminal; and a current state of the mobile terminal earphone, the current state including a state in which the mobile terminal is inserted or removed.

More specifically, the alarm unit 32 detects that the environmental information has been changed. Determining the movement when the changed distance value is greater than the first predetermined threshold, the light intensity is greater than the second predetermined threshold, and/or the mobile terminal headset transitions from the inserted state to the pulled-out state The terminal is in a stolen state and an alert is issued.

In addition, the alarm unit 32 is further specifically configured to: And determining that the mobile terminal is in a stolen state, adjusting the volume of the mobile terminal to a maximum and issuing a prompt sound to remind the user of the mobile terminal.

The mobile terminal anti-theft device 3 further includes: an alarm canceling unit 34, The user for receiving the mobile terminal issues an operation instruction for canceling the alarm prompt, and the operation instruction includes a shutdown command or an instruction to cut off battery power of the mobile terminal.

Those skilled in the art to which the present invention pertains can clearly understand For the purpose of convenience and simplicity of description, only the function division of each unit described above is exemplified. In practical applications, the above-mentioned function assignment can be completed by different units as needed, that is, the mobile terminal anti-theft device The internal blocks are divided into different functional units or modules to perform all or part of the above functions. Each unit in the embodiment may be integrated into one processing unit, or may be a separate entity of each unit, or two or more units may be integrated into one unit, and the integrated unit may be in a hardware form. Implementation can also be implemented in the form of a software unit. In addition, the specific names of the respective units are also for convenience of distinction and are not intended to limit the scope of protection of the present invention. For the specific working process of each unit in the mobile terminal anti-theft device, refer to the corresponding process in the foregoing method embodiment, and details are not described herein again.

Embodiment 4: FIG. 4 is a block diagram of a mobile terminal according to a fourth embodiment of the present invention. The mobile terminal may be used to implement the mobile terminal anti-theft method provided in the foregoing embodiment.

As shown in FIG. 4, the mobile terminal 1200 can include a radio frequency (RF) circuit 110, at least one memory 120 (machine readable medium), an input unit 130, a display unit 140, and a sensing unit. The device 150, an audio circuit 160, a transmission module 170, at least one processor 180 (for processing the core), and a power supply 190. It will be understood by those of ordinary skill in the art that the block diagram of the mobile terminal 1200 shown in FIG. 4 does not constitute a limitation to the mobile terminal 1200, which may include more or fewer components than those illustrated. Either combine some components or have different component configurations.

The radio frequency circuit 110 is configured to receive and transmit electromagnetic waves, and realize mutual conversion between electromagnetic waves and electric signals, thereby communicating with a communication network or other devices. Radio frequency power The circuit 110 can include various existing circuit components for performing the above functions, such as an antenna, a radio frequency transceiver, a digital signal processor, an encryption/decryption chip, a Subscriber Identity Module (SIM) card, a memory, etc. . The radio frequency circuit 110 can communicate with various networks such as the Internet, an intranet, a wireless network, or communicate with other devices through a wireless network. The wireless network may include a cellular telephone network, a wireless local area network, or a metropolitan area network. The above wireless network can use various communication standards, protocols and technologies, including but not limited to Global System for Mobile Communication (GSM), Enhanced Data GSM Environment (EDGE), and broadband multiple points. Codeband Multiple Access (W-CDMA), Code Division Multiple Access (CDMA), Time Division Multiple Access (TDMA), Wireless Fidelity (Wireless) Fidelity; WiFi) (such as the Institute of Electrical and Electronics Engineers (IEEE) standard IEEE 802.11a, IEEE 802.11b, IEEE 802.11g and / or IEEE 802.11n), Voice over Internet Protocol; VoIP), Worldwide Interoperability for Microwave Access (Wi-Max), other protocols for mail, instant messaging and SMS, and any other suitable communication protocols, including those that are still not currently under development The agreement that came out.

The memory 120 can be used to store software programs and modules, such as storing the above In the embodiment, the mobile terminal anti-theft method and the program command/module corresponding to the device, the processor 180 performs various function applications and data processing by operating the software program and module stored in the memory 120 to implement the mobile terminal. Anti-theft function. The memory 120 can include high speed random access memory, and can also include non-volatile memory, such as one or more magnetic storage devices, flashing Memory or other non-volatile solid state memory. In an example, the memory 120 may further be a memory disposed at a remote end with respect to the processor 180, and the memory disposed at the remote end may be connected to the mobile terminal 1200 through a network. Examples of such networks include, but are not limited to, the Internet, an intranet, a regional network, a mobile communication network, and combinations thereof.

The input unit 130 can be configured to receive input digit or character information, and generate Keyboard, mouse, joystick, optical or trackball signal inputs related to user settings and function controls. In particular, the input unit 130 can include a touch sensing surface 131 and other input devices 132. The touch sensing surface 131 is also referred to as a touch display screen or a touch pad, and can collect touch operations on or near the user, such as a user using a finger, a stylus, or the like, any suitable object or object in the touch. The operation on the surface 131 or near the touch sensing surface 131 is measured, and the corresponding connecting device is driven according to a preset program. In an embodiment, the touch sensing surface 131 can include a touch detection device and a touch controller. The touch detection device detects the touch orientation of the user, detects a signal generated by the touch operation, transmits a signal to the touch controller, and the touch controller receives the touch information from the touch detection device, and converts the touch information into The coordinates are touched and transmitted to the processor 180, and can receive commands from the processor 180 and execute them. In addition, the touch sensing surface 131 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic waves. In addition to touching the sensing surface 131, the input unit 130 may also include other input devices 132. In particular, other input devices 132 may include, but are not limited to, a physical keyboard, one or more of a function key (eg, a volume control button, a switch button, etc.), a trackball, a mouse, and a joystick.

The display unit 140 can be used to display information input by the user or information provided to the user, and various graphical user interfaces of the mobile terminal 1200, and the graphical user interface can be composed of graphics, text, graphics, video, and any of them. Combined to form. The display unit 140 can be packaged The display panel 141 can be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED) display, or the like. Further, the touch sensing surface 131 may cover the display panel 141, and when the touch sensing surface 131 detects a touch operation on or near it, it is transmitted to the processor 180 to determine the type of the touch event, and then processed. The keeper 180 provides a corresponding visual output on the display panel 141 depending on the type of touch event. Although in FIG. 3, the touch sensing surface 131 and the display panel 141 function as two separate elements to implement the input and output functions, in another embodiment, the touch sensing surface 131 and the display panel may be 141 integration to achieve input and output functions.

The mobile terminal 1200 can also include a sensor 150, which can include acceleration sensing At least one of a sensor, a distance sensor, a light sensor, a touch sensor, a keyboard sensor, and other sensors. Specifically, the acceleration sensor can detect the magnitude of the acceleration in each direction (generally three axes), and the magnitude and direction of the gravity can be detected at rest, thereby identifying the application of the gesture of the mobile terminal 1200 (eg, a mobile phone). For example, horizontal and vertical screen switching, related games, magnetometer attitude calibration, vibration recognition related functions (such as pedometer, tapping); distance sensor can detect the distance between the mobile terminal 1200 and its surrounding objects; the light sensor can detect the environment Light intensity; the touch sensor can detect a touch operation of the user of the mobile terminal 1200 on the touch sensing surface 131 of the mobile terminal 1200; the keyboard sensor can detect the user of the mobile terminal 1200 through the mobile terminal 1200 The command entered by the keyboard. In addition, the mobile terminal 1200 can also be configured with other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, and the like, and details are not described herein again.

The audio circuit 160, the speaker 161 and the microphone 162 can provide user and shift The audio interface between the mobile terminals 1200. The audio circuit 160 can convert the received audio data into an electrical signal and then transmit it to the speaker 161 for conversion to the sound signal output by the speaker 161; The microphone 162 converts the collected sound signal into an electrical signal, which is received by the audio circuit 160 and converted into audio data, and then output the audio data to the processor 180 for processing, and then transmitted to another mobile terminal via the RF circuit 110, or the audio signal is transmitted. The data is output to the memory 120 for further processing. The audio circuit 160 can also include an earbud jack to provide communication of the peripheral earphones with the mobile terminal 1200.

The mobile terminal 1200 can help through the transmission module 170 (for example, a WiFi module). Users send and receive emails, browse web pages, and access streaming media, and provide users with wireless broadband Internet access. Although FIG. 3 shows the transmission module 170, it can be understood that the transmission module 170 can be an optional component, that is, it can be added or omitted as needed without changing the essence of the invention. .

The processor 180 is a control center of the mobile terminal 1200, utilizing various interfaces and lines The circuit is connected to various parts of the mobile terminal 1200, and performs various functions and processing data of the mobile terminal 1200 by operating or executing software programs and/or modules stored in the memory 120 and calling data stored in the memory 120. Thereby, the mobile terminal 1200 is monitored as a whole. The processor 180 may include one or more processing cores. Preferably, the processor 180 may integrate an application processor and a modulation and demodulation processor. The application processor mainly processes the operating system, the user interface, and the application. The variable demodulation processor mainly handles wireless communication. It can be understood that the above-described modulation and demodulation processor may also exist separately without being integrated into the processor 180.

The mobile terminal 1200 also includes a power supply 190 (e.g., electricity) that supplies power to the various components. Preferably, the power supply can be logically coupled to the processor 180 through the power management system to manage charging, discharging, and power management functions through the power management system. Power supply 190 may also include any one or more of a DC or AC power source, a recharging system, a power failure detection circuit, a power converter or inverter, a power status indicator, and the like.

Although not shown in FIG. 4, the mobile terminal 1200 may further include a lens, blue Dental modules, etc., will not be described here. In this embodiment, the display unit 140 of the mobile terminal 1200 is a touch screen display, and the mobile terminal 1200 further includes a memory 120 and at least one program, wherein at least one of the programs is stored in the memory 120, and An instruction configured to execute the at least one program by the at least one processor 180 and to: monitor environmental information in which the mobile terminal 1200 is located; and monitor the environmental information to be changed and the changed environmental information conforms to the pre- When the condition is set, it is determined that the mobile terminal 1200 is in a stolen state, and an alert prompt is issued.

Assuming the above is the first embodiment, the first embodiment is used as the basis. In the second implementation manner provided, the memory 120 of the mobile terminal 1200 further includes an instruction to: receive information for initiating the anti-theft function of the mobile terminal 1200.

A third embodiment provided on the basis of the second embodiment described above The memory 120 of the mobile terminal 1200 further includes an instruction to receive information for initiating an anti-theft function of the mobile terminal 1200. The information of the anti-theft function includes: receiving a shaking event detected by the acceleration sensor of the mobile terminal 1200, the shaking event including a shaking frequency and/or a shaking amplitude; receiving the touch sensing by the mobile terminal 1200 The device detects a screen touch event of the mobile terminal 1200; or receives a keyboard button trigger event detected by the keyboard sensor of the mobile terminal 1200.

A fourth embodiment provided on the basis of the second embodiment described above The memory 120 of the mobile terminal 1200 further includes an instruction for: detecting that the environmental information changes and the changed environmental information meets a preset condition and the anti-theft function of the mobile terminal 1200 is not When closed, it is determined that the mobile terminal 1200 is in a stolen state State, issue an alert.

A fifth embodiment provided on the basis of the first embodiment described above The memory 120 of the mobile terminal 1200 further includes an instruction to: detect a distance value by a distance sensor of the mobile terminal 1200; detect a light intensity by a light sensor of the mobile terminal 1200; and the mobile terminal The current state of the headset of 1200, the current state including the state of plugging in or unplugging the mobile terminal 1200.

A sixth embodiment provided on the basis of the fifth embodiment described above The memory 120 of the mobile terminal 1200 further includes an instruction for: determining that the changed environment information meets at least one of the following preset conditions: the distance value is greater than a first preset threshold; The light intensity is greater than a second predetermined threshold; and the mobile terminal headset transitions from an inserted state to an extracted state.

A seventh embodiment provided on the basis of the first embodiment described above The memory 120 of the mobile terminal 1200 further includes an instruction for: adjusting the volume of the mobile terminal 1200 to a maximum and issuing a prompt sound to alert the user of the mobile terminal 1200.

The eighth provided on the basis of any of the above first to sixth embodiments In an embodiment, the memory 120 of the mobile terminal 1200 further includes an instruction for: receiving, by the user of the mobile terminal 1200, an operation instruction for canceling the alarm prompt, the operation instruction including a shutdown instruction or cutting The mobile terminal 1200 is powered by a battery powered command.

In summary, the embodiment of the present invention can initiate the movement in a simple and quick manner. The anti-theft function of the mobile terminal, and after the anti-theft function is activated, the environmental information of the mobile terminal is monitored through the distance sensor, the light sensor, the earphone, etc. of the mobile terminal, and the When the environmental information changes and the changed environmental information meets the preset condition, it is determined that the mobile terminal is in a stolen state and an alarm prompt is issued. Through the invention, the mobile terminal can be instantly and accurately judged whether the mobile terminal is stolen, and an effective reminder can be performed at the moment of the theft, so as to effectively prevent the mobile terminal from being stolen.

Those skilled in the art to which the present invention pertains can also understand that implementation All or part of the steps in the method of the embodiment may be implemented by a program to instruct a related hardware, the program including a set of instructions and stored in a machine readable storage medium, when the set of instructions is executed, The machine can perform the above-described anti-theft method of the mobile terminal. The storage medium includes a read only memory (ROM), a random access memory (RAM), a magnetic disk, a compact disk, and the like.

Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. It is to be understood that the scope of the present invention is defined by the scope of the appended claims. quasi.

S101-S102‧‧‧Steps

Claims (17)

An anti-theft method for a mobile terminal, comprising: monitoring environmental information of the mobile terminal; and determining that the mobile terminal is in a state when it is detected that the environmental information changes and the changed environmental information meets a preset condition In the state of stealing, an alert is issued. The anti-theft method for a mobile terminal according to claim 1, wherein before the step of monitoring environment information of the mobile terminal, the method further comprises: receiving information for initiating an anti-theft function of the mobile terminal. The anti-theft method for a mobile terminal according to claim 2, wherein the receiving information for initiating the anti-theft function of the mobile terminal comprises at least one of: receiving an acceleration sensor by the mobile terminal Detecting a mobile terminal shaking event, the shaking event including a shaking frequency and/or a shaking amplitude; receiving a mobile terminal screen touch event detected by one of the mobile terminal touch sensors; and receiving by the mobile One of the terminals of the keyboard sensor detects one of the mobile terminal keyboard button trigger events. According to the anti-theft method of the mobile terminal of claim 2, in the step of detecting that the environmental information changes and the changed environmental information conforms to the preset condition, if the mobile terminal is further determined When the anti-theft function is not turned off, it is determined that the mobile terminal is in a stolen state, and the alarm prompt is issued. The anti-theft method for a mobile terminal according to claim 1, wherein the environmental information includes at least one of the following: a distance value detected by one of the mobile terminals from the sensor; a light intensity detected by a light sensor of the mobile terminal; and a current state of the earphone of the mobile terminal, the current state including The state of the mobile terminal is inserted or removed. The anti-theft method of the mobile terminal according to claim 5, wherein the changed environmental information conforms to the preset condition includes at least one of the following: the distance value is greater than a first predetermined threshold; The light intensity is greater than a second predetermined threshold; and the mobile terminal headset transitions from the inserted state to the pulled out state. The anti-theft method for a mobile terminal according to claim 1, wherein the step of issuing the alert prompt comprises: adjusting a volume of the mobile terminal to a maximum and emitting a prompt sound. The anti-theft method of the mobile terminal according to any one of claims 1 to 7, further comprising: receiving, by the user of the mobile terminal, an operation instruction for canceling the alarm prompt, the operation instruction including a shutdown An instruction or a battery powered instruction to shut off the mobile terminal. An anti-theft device for a mobile terminal, comprising: an information monitoring unit configured to monitor environmental information of the mobile terminal; and an alarm unit configured to monitor, after the environmental information is changed, the changed environmental information is met When a preset condition is met, it is determined that the mobile terminal is in a stolen state, and an alert prompt is issued. The anti-theft device for a mobile terminal according to claim 9, further comprising: an information receiving unit, configured to receive the environment information of the mobile terminal before receiving Initiating information about one of the anti-theft functions of the mobile terminal. The anti-theft device for a mobile terminal according to claim 10, wherein the information receiving unit receives information for initiating the anti-theft function of the mobile terminal, comprising at least one of: receiving acceleration by one of the mobile terminals The sensor detects one of the mobile terminal shaking events, the shaking event includes a shaking frequency and/or a shaking amplitude; receiving one of the mobile terminal touch sensor detecting one of the mobile terminal screen touch events; and receiving One of the mobile terminal keyboard sensors detects one of the mobile terminal keyboard button trigger events. The anti-theft device for a mobile terminal according to claim 10, wherein the alarm unit further determines that the environment information is changed and the changed environmental information meets the preset condition. When the anti-theft function of the mobile terminal is not turned off, it is determined that the mobile terminal is in a stolen state, and the alarm prompt is issued. The anti-theft device for a mobile terminal according to claim 9, wherein the environmental information comprises at least one of: a distance value detected by a distance sensor of the mobile terminal; by the mobile terminal a light intensity detected by a light sensor; and a current state of the earphone of the mobile terminal, the current state including a state in which the mobile terminal is inserted or removed. The anti-theft device for a mobile terminal according to claim 13, wherein the changed environmental information conforms to the preset condition and includes at least one of the following: The distance value is greater than a first predetermined threshold; the light intensity is greater than a second predetermined threshold; and the mobile terminal headset transitions from the inserted state to the pulled out state. The anti-theft device for a mobile terminal according to claim 9, wherein the alarm unit determines that the mobile terminal is in a state in which the environmental information is changed and the changed environmental information meets the preset condition. In the stolen state, the volume of the mobile terminal is adjusted to a maximum and a prompt sound is emitted. The anti-theft device for a mobile terminal according to any one of claims 9 to 15, further comprising: an alarm canceling unit, configured to receive an operation instruction of the user of the mobile terminal to cancel the alarm prompt, The operation command includes a shutdown command or an instruction to cut off battery power of the mobile terminal. A machine readable medium having stored thereon a set of instructions that, when executed, causes the machine to perform the anti-theft method of the mobile terminal of any one of claims 1 to 8.