TWI382370B - Gps device with a motion sensing function for controlling device and a method for the same - Google Patents

Description

GPS device with motion sensing control function and control method thereof

The invention relates to a GPS device and a control method thereof, in particular to a GPS device with a motion sensing control function and a control method thereof.

The on-board GPS devices currently on the market include processors, GPS and voice modules. The device uses the GPS information to determine the current location of the vehicle, and then provides the driver with static information such as speed limit, fueling, and illegal capture of the road ahead, and sends a reminder to reduce the violation and safe driving. The more navigation and entertainment functions are. The stronger it is, but there are few navigators that work with motion-sensing devices to help with vehicle safety.

An in-vehicle monitoring system is disclosed in the Chinese Patent No. 200610064685.1, which has an application date of December 29, 2006. The system includes a camera module and a GPS vehicle terminal. The camera module is communicably connected to the vehicle terminal through an RS-485 interface. At least a part of the captured images are uploaded to the central unit via the vehicle terminal and the mobile communication network. The implementation of the invention can provide strong support for vehicle dispatch management and security. However, the in-vehicle monitoring system still needs to be manually controlled to shoot, and the degree of automation and ease of use are not strong.

In view of the above, the present invention provides a GPS device and a control method thereof that integrate the motion sensing unit to sense the self-starting image capturing device and simultaneously display the corresponding image capturing device to collect road conditions and vehicle condition information.

The GPS device with motion sensing control function includes a GPS wireless communication a data unit, a storage unit, the GPS wireless communication unit is configured to receive signals of GPS satellites in real time, and the GPS device further includes a second communication unit for performing data communication with at least one external image capturing device; at least one movement The sensing unit is configured to sense a corresponding motion sensing signal generated by the current driving state of the vehicle, and a motion signal acquiring module is configured to acquire a motion sensing signal transmitted by the motion sensing unit, and analyze the motion sensing signal to indicate that the vehicle is currently traveling. a motion sensing information of the state; a motion state determining module, configured to compare the motion sensing information transmitted by the motion signal acquiring module with the motion sensing parameter defined by each motion control information in the storage unit, and in the motion sensing information and When the motion sensing parameters defined by one of the motion control information are matched, the current driving state of the vehicle is determined to be a specific motion state that matches the motion sensing information; and a control signal generating module is configured to determine a mode according to the motion state. The group determines that the specific motion state defined is produced to the corresponding image ingesting device Corresponding to a control command, transmits the control commands corresponding to the image pickup apparatus through the second communication unit, controlling the opening of the image pickup apparatus. The GPS device further includes an abnormality recording module. When the motion state determination module determines that the current driving state of the vehicle is a defined specific motion state, the abnormality recording module obtains the current location of the vehicle from the GPS processing module. An abnormal state record containing the current position of the vehicle, the current time, and the specific motion state is generated and saved to the storage unit.

a GPS device control method with a motion sensing control function, the GPS device comprising: a second communication unit for performing data communication with at least one external image capturing device; at least one motion sensing unit; and the improvement is that the GPS The device control method includes the following steps: First, the motion The sensing unit senses the current driving state of the vehicle, and acquires motion sensing information. Secondly, when determining the specific motion state according to the motion sensing information, generating a control instruction corresponding to one of the external image capturing devices; The second communication unit sends the control command to the image capturing device, the control command controls the image capturing device to be turned on; finally, receives the image information collected by the image capturing device.

Compared with the prior art, the invention senses the timing of self-selection shooting, and can be applied to various situations such as turning, reversing, and accident of the vehicle, and has high automation degree and ease of use, and provides strong support for safe driving and safety prevention of the vehicle.

Please refer to FIG. 1 , which is a structural diagram of a GPS device with motion sensing control function. The navigation device 18 communicates with at least one external image capture device 17 via a second communication unit 16 to control the operation of the image capture device 17.

The second communication unit 16 is configured to transmit communication information between the navigation device 18 and the image capturing device 17. The second communication unit 16 may be a wireless communication unit such as Bluetooth, or may be a wired communication unit. RS232. The image capturing device 17 is configured to receive and execute a control command of the navigation device 18. In this embodiment, the image capturing device 17 may be an infrared night vision image capturing device, two of the image capturing devices 17 The side is also equipped with LED lights, which can provide illumination at night, and it is easy to monitor the road conditions around the vehicle, day or night, to make driving safer.

The navigation device 18 includes a central processing unit 10, a GPS wireless communication unit 11, a display unit 12, an input unit 13, a storage unit 14, and a motion sensing unit 15.

The GPS wireless communication unit 11 is configured to receive signals of GPS satellites in real time and transmit the received GPS signals to the central processing unit 10. The input unit 13 is configured to receive an input operation of a user. The storage unit 14 stores a plurality of motion control information, each motion control information corresponding to a specific motion state, the specific motion state corresponding to a specific motion sensing parameter and a control instruction for each image capturing device 17. The specific motion state may be left turn, right turn, reverse, overspeed, sudden acceleration, collision, rollover, and the like. The motion sensing parameter can be a specific value or a specific range. The control command for each image capture device 17 for the particular motion state is defined as a control command sent to the corresponding image capture device 17 when the vehicle is in the particular motion state.

The motion sensing unit 15 is configured to sense a corresponding motion sensing signal generated by a current driving state of the vehicle, and transmit the motion sensing signal to the central processing unit 10, where the central processing unit 10 can be from the motion sensing signal. The motion sensing information indicating the current driving state of the vehicle is analyzed, and the motion sensing information may be one or more of a vehicle traveling speed, a left turn, a right turn, a reverse, and an acceleration.

The central processing unit 10 compares the obtained motion sensing information and the motion sensing parameters defined by the motion control information to determine whether the current driving state of the vehicle is one of the specific motion states, and if the current driving state of the vehicle is one of the specific motion states, The instruction is then sent to the corresponding image capture device 17 in accordance with a defined control command for each image capture device 17 when the vehicle is in the particular motion state. Wherein, the obtained motion sensing information matches the motion sensing parameter defined by one of the motion control information (ie, the specific value of the motion sensing information and the motion sensing parameter Same or within its specific range, it means that the current driving state is the specific motion state. Then, the central processing unit 10 continues to compare the obtained motion sensing information and the motion sensing parameters defined by the motion control information. When the motion sensing information does not match the motion sensing parameter, the specific motion state ends. And transmitting, to the corresponding image capturing device 17, a control command at the end of the specific motion state. In this embodiment, according to actual conditions, a delay of a certain time may be preset in the control command to resend the control command, for example, 3 seconds.

Please refer to FIG. 2, which is a functional module diagram of the central processing unit. The central processing unit 10 includes a GPS processing module 101, a display control module 102, a signal receiving module 103, a motion signal acquiring module 104, a motion state determining module 105, and a control signal generating module. 106 and an abnormality recording module 107.

The GPS processing module 101 is configured to determine navigation information, that is, a current location of the vehicle and driving route information, according to the GPS wireless communication unit 11 receiving the GPS satellite signal and the user's destination and route selection mode information received by the input unit 13. The display control module 102 is configured to control display of the navigation information. The signal receiving module 103 is configured to receive image information transmitted by the image capturing device 17 and transmitted by the second communication unit 16, and then transmitted to the display control module 102. The motion signal acquisition module 104 is configured to acquire the motion sensing signal transmitted by the motion sensing unit 15, analyze the motion sensing information indicating the current driving state of the vehicle from the motion sensing signal, and transmit the motion sensing information to the motion state determining module. 105. The motion state determining module 105 is configured to compare the motion sensing information transmitted by the motion signal acquiring module 104 with the motion sensing parameter defined by each motion control information in the storage unit 14. And when the motion sensing information matches the motion sensing parameter defined by one of the motion control information, determining a specific motion state that matches the motion sensing information, and transmitting the specific motion state as a determination result to the control signal The module 106 and the abnormality recording module 107 are generated. The control signal generating module 106 is configured to generate a corresponding control command according to the control instruction of each image capturing device 17 according to the defined specific motion state, and send the control command to the corresponding image through the second communication unit 16 Ingestion device 17. The abnormality recording module 107 obtains an abnormal state record including the current position of the vehicle, the current time, and the specific motion state obtained from the current processing position of the vehicle from the GPS processing module 101.

Please refer to FIG. 3, which is a working flow chart of a GPS device with motion sensing control function. The workflow includes the steps of: the GPS wireless communication unit 11 receives the GPS satellite signal, and the workflow further includes the following steps: the GPS processing module 101 determines the current location of the vehicle according to the GPS satellite signal received by the GPS wireless communication unit 11, below In the step of step, the current position of the vehicle is the vehicle position obtained by the GPS processing module 101 in time (step S20).

The motion sensing unit 15 senses the current motion sensing signal of the vehicle, and transmits the motion sensing signal to the motion signal acquiring module 104. The motion signal acquiring module 104 analyzes from the motion sensing signal that the vehicle is currently traveling. The motion sensing information of the state transmits the motion sensing information to the motion state determining module 105. (Step S21).

The motion state determination module 105 compares the motion sensing information transmitted by the motion signal acquisition module 104 with the motion control information defined by the storage unit 14. The motion sensing parameter, and when the motion sensing information matches the motion sensing parameter defined by one of the motion control information, determining a specific motion state that matches the motion sensing information, and transmitting the specific motion state as a judgment result The control signal generation module 106 and the abnormality recording module 107 are provided. If the motion state determination module 105 determines that it is not the specific motion state, it returns to step S21 (step S22).

The control signal generating module 106 determines the image capturing device 17 and the matching command according to the specific motion state, and sends the matching command to the corresponding image capturing device 17 through the second communication unit 16, and the abnormality recording module 107 is from the GPS. Obtaining the current position of the vehicle in the processing module 101 generates an abnormal state record including the current position of the vehicle, the current time, and the specific motion state, and saves it to the storage unit 14 (step S23).

The image capturing device 17 receives the matching command to start the operation, and the information collected by the image capturing device 17 is transmitted to the signal receiving module 103 through the second communication unit 16, and the display control module 102 displays the display unit. The display screen switches to the information obtained by the signal receiving module 103 (step S24).

The abnormality recording module 107 collectively stores the image information collected by the image pickup device 17 to the storage unit 14 (step S25).

The motion signal acquisition module 104 analyzes the motion sensing information indicating the current driving state of the vehicle from the motion sensing signal, and transmits the motion sensing information to the motion state determining module 105. The motion state determining module 105 compares the motion sensing information transmitted by the motion signal acquiring module 104 with the motion sensing parameter defined by each motion control information in the storage unit 14 in the When the motion sensing information does not match the motion sensing parameter defined by the motion control information, it is determined that the specific motion state ends, and the determination result is transmitted to the control signal generating module 106 and the abnormality recording module 107. If the motion state determination module 105 determines that the specific motion state has not ended, the step S26 is repeatedly performed (step S26).

The control signal generation module 106 determines a matching command according to the determination result of the end of the specific motion state, and sends the matching instruction to the corresponding image capturing device 17 through the second communication unit 16, and the abnormality recording module 107 is from the GPS. Obtaining the current position of the vehicle in the processing module 101 generates an abnormal state record including the current position of the vehicle, the current time, and the specific motion state, and saves it to the storage unit 14 (step S27).

The image capturing device 17 receives and executes the matching command, and the display control module 102 switches the display screen of the display unit 12 to the navigation information screen, and then returns to step S21 (step S28).

The present invention has been described above in terms of preferred embodiments, and is not intended to limit the invention. The scope of the present invention is defined by the scope of the appended claims, unless otherwise claimed.

10‧‧‧Central Processing Unit

11‧‧‧GPS wireless communication unit

12‧‧‧Display unit

13‧‧‧Input unit

14‧‧‧ storage unit

15‧‧‧Motion sensing unit

16‧‧‧Second communication unit

17‧‧‧Image capture device

18‧‧‧ navigation device

101‧‧‧GPS processing module

102‧‧‧Display Control Module

103‧‧‧Signal receiving module

104‧‧‧motion signal acquisition module

105‧‧‧Sports Judgment Module

106‧‧‧Control signal generation module

107‧‧‧Anomaly Recording Module

FIG. 1 is a structural diagram of a GPS device with motion sensing control function.

Figure 2 is a functional block diagram of the central processing unit.

Figure 3 is a flow chart of the operation of the GPS device with motion sensing control.

10‧‧‧Central Processing Unit

11‧‧‧GPS wireless communication unit

12‧‧‧Display unit

13‧‧‧Input unit

14‧‧‧ storage unit

15‧‧‧Motion sensing unit

16‧‧‧Second communication unit

17‧‧‧Image capture device

101‧‧‧GPS processing module

102‧‧‧Display Control Module

103‧‧‧Signal receiving module

104‧‧‧motion signal acquisition module

105‧‧‧Sports Judgment Module

106‧‧‧Control signal generation module

107‧‧‧Anomaly Recording Module

Claims (7)

A GPS device having a motion sensing control function, the GPS device includes a GPS wireless communication unit and a storage unit, and the GPS wireless communication unit is configured to receive signals of the GPS satellites in real time, and the improvement is that the GPS device further includes: a communication unit for performing data communication with at least one external image capturing device; at least one motion sensing unit for sensing a corresponding motion sensing signal generated by the current driving state of the vehicle; and a motion signal acquiring module for acquiring The motion sensing signal transmitted by the motion sensing unit analyzes the motion sensing information indicating the current driving state of the vehicle from the motion sensing signal; and the motion state determining module is configured to compare the motion sensing information and the motion signal transmitted by the motion signal acquiring module Determining a motion sensing parameter defined by each motion control information in the storage unit, and determining that the current driving state of the vehicle matches the motion sensing information when the motion sensing information matches the motion sensing parameter defined by one of the motion control information Specific motion state; a control signal generation module for The motion state determination module determines to generate a corresponding control instruction to the corresponding image capturing device for the defined specific motion state, and sends the control command to the corresponding image capturing device through the second communication unit, and controls The image capture device is turned on. The GPS device with motion sensing control function according to claim 1, wherein the GPS device further includes an abnormality recording module, and the motion state determination module determines that the current driving state of the vehicle is defined. In a specific motion state, the abnormality recording module obtains an abnormal state record including the current position of the vehicle, the current time, and the specific motion state from the GPS processing module to obtain the current position of the vehicle and saves to the storage unit. The GPS device with motion sensing control function according to claim 2, wherein the GPS device further includes a signal receiving module for receiving an image transmitted by the image capturing device through the second communication unit. Information, the abnormality recording module also records the image information to the abnormal state record. The GPS device with motion sensing control function according to claim 1, wherein the GPS device further includes a display control module, and the signal receiving module receives the image capturing device through the second communication unit. And transmitting the image information to the display control module, wherein the display control module switches the display unit to display the image information. The GPS device with motion sensing control function according to claim 1, wherein the GPS device further comprises a prompting unit for the speaker, and the control command of the control signal generating module is responsive to the storage The unit calls a preset voice file to output a voice prompt operation from the speaker. A GPS device control method with a motion sensing control function, the GPS device comprising: a second communication unit for performing data communication with at least one external image capturing device; at least one motion sensing unit; The device control method includes the following steps: the motion sensing unit senses a current driving state of the vehicle, acquires motion sensing information, and determines, according to the motion sensing information, a defined specific motion state, Generating a control command corresponding to one of the external image capturing devices; transmitting the control command to the image capturing device via a second communication unit, the control command controlling the image capturing device to be turned on; receiving the image capturing device Image information collected. The method for controlling a GPS device with motion sensing control function according to claim 6, wherein the step further comprises: determining, when determining the specific motion state, obtaining a current vehicle position from the GPS processing module to generate a vehicle. The current position, the current time, the specific motion state, and the abnormal state of the image information are recorded and saved.