CN109766307B - Terminal communication system and application method thereof - Google Patents

As shown in the specific embodiments of fig. 2 to 6, the terminal communication system provided in this embodiment may be applied to a

20 and a

30 to perform communications through communications, so as to jointly divide work to accomplish corresponding tasks. Control of the

30 by the

20 and communication between the two are realized. In particular, the

30 does not have a touch-operable display screen, and all functional operations and information display of the

30 must be completed by the

20; of course, it is also possible that the

20 does not have a touch-operable display screen, in which case all functional operations and information display of the

20 must be performed by the

30. The master-slave relationship of the two terminals can be replaced according to the actual application condition, and the main difference between the master and slave positions is that the master mode supplies power to the slave mode bus without influencing the communication relationship.

Referring to fig. 2, a terminal communication system includes a

20 and a

30; the

20 includes a signal input unit, a

205, a

208, and a

209, the

30 includes an

304, a

305, a

306, and a

301, and the

209 and the

306 are connected through a

3; a

205 for storing an application program for controlling the

30; a signal input unit for collecting an external operation signal for manipulating an application program of the

30; a

208 for outputting a control signal according to an external operation signal and inputting the control signal to the

306 through the

209 and the

3; the

305 is configured to receive the control signal transmitted by the

306, invoke the dedicated program from the

301 to perform work and/or drive the

304 to perform work; the signal collection unit is configured to collect the measured information, transmit the measured information to the

306 through the

305, input the measured information to the

208 through the

306, the

3, and the

209, and send the measured information to the server for processing through the

208.

All manipulation of the

30 must be performed through the signal input unit of the

20 after the USB dedicated device is plugged in and connected to the

20, and the operation state and the operation result of the

30 are also displayed through the signal input unit of the

20.

The

205 has an operating system of the

20 and an application program for controlling the

30 built therein. The

301 has an operating system, dedicated application programs, and related data of the

30 built therein. Such information to be measured includes, but is not limited to, information collected by audio, image or other sensors.

Further, the above-mentioned

20 further includes a

204, and the

204 is configured to send the measured information to the server.

In the present embodiment, the

204 includes, but is not limited to, 4G/5G, wi-Fi, bluetooth, etc.

The operation state and the operation result of the

30 must be transferred or communicated to the server through the

204 of the

20. The operating system and dedicated applications of the

30 may be updated, downloaded or updated through the

204 of the

20.

In an embodiment, the signal input unit includes a control unit and a signal

203, where the control unit is configured to obtain an external operation signal for controlling an application program of the

30; the signal

203 is configured to control an external operation signal to be input to the

208.

The control unit includes, but is not limited to, a

202 and a

201.

Further, when the

209 of the

20 detects that an external device is plugged in, the operating system of the

20 automatically detects whether the external device is already provided with a hardware driver of the external device, if not, the first USB interface prompts whether to agree to connect the external device on the screen, and if so, the hardware driver with the external device is imported and the connection is completed. Since the

30 does not have a screen, if the

30 does not have a hardware driver with the

20, it is impossible to reply to an agreed connection to the operating system of the

20, and therefore the

30 must introduce the hardware driver of the

20 in advance at the time of the initialization of the operating system of the

20 to ensure that the two communicate without confirmation.

Referring to fig. 2, the

20 further includes a

207

206 and a

207, the

207

206 is connected to the

207, and the

207

206 is connected to the

208.

Further, the

30 further includes a

303

302 and a

303, where the

303

302 is connected to the

303, and the

303

302 is connected to the

305. The

30 is powered by a

303 carried by itself.

In this embodiment, the

3 is a common USB data line.

In another embodiment, referring to fig. 3, the system further includes a

40, and the

40 is connected to the

3. The above-described power supply from the terminal 30 is provided by the mobile terminal.

Referring to fig. 5, when the

14 is turned on, the

40 does not supply power to the

20, but only supplies power to the

30, and at this time, the

3 can perform charging of the

30 and data transmission between the

20 and the

30; when the

40 is turned off, the

40 supplies power to the

20 and simultaneously supplies power to the

30, and in the process, the data transmission between the

20 and the

30 is also performed, that is, in the process of the data transmission between the

20 and the

30, two functions are added, namely, the mobile terminal is adopted to supply power to the

30 independently, the mobile terminal is adopted to supply power to the

20 and the

30 independently, the external

40 supplies power to the

30 independently, and the data transmission between the

20 and the

30 is not influenced, so that the data transmission process lasts for a long time.

In an embodiment, the third control unit includes a main control chip and a judging module, the main control chip is connected with the judging module, the judging module is connected with the

14, and the main control chip is respectively connected with the

11, the

12 and the

13.

The state of the

14 is judged by adopting a judging module, so that the connection relation of the

11, the

12 and the

13 can be accurately controlled by the main control chip.

When the

14 is turned off, the judging module judges that Vcc of the

13 has no current input, i.e. the

40 is not connected, and the

20 supplies power to the

30 because Vbus of the

11 and Vbus of the

12 are already connected; if the judging module judges that Vcc of the

13 has a current input, i.e., the

40 is connected, the

20 does not supply power to the

30, i.e., vbus of the

11 is disconnected from Vbus of the

12, and the

40 supplies power to the

20,

in an embodiment, referring to fig. 4, in order to indicate the power supply conditions of the

40, the

30, and the

20, the

10 is provided with an

15, and the

15 is connected with the master control chip.

The

15 is turned off when the

14 is turned on, and the

15 is turned on when the

14 is turned off.

In an embodiment, a display module may be further disposed on the

10, and the display module is connected to the main control chip, and the display module may be used to display the electric quantity of the

30 and the

20, so as to determine whether the

14 needs to be turned on.

In addition, the

14 may be a button or a relay, and when the

14 is a relay, the

11 needs to transmit the power of the

20, so that the main control chip can determine in real time whether to switch the state of the relay.

In an embodiment, referring to fig. 6, a power pin of the

13 is connected to a power pin of the

12, and a ground pin of the

13 is connected to a ground pin of the

12.

Connection of Vcc and GND of the

13 and Vbus and GND of the

12. Thus, when the

13 is connected to the

40, the

40 can supply power to the

30.

The pins RX2+, RX2-, TX2+, TX 2-of the

11 for data communication are respectively connected with the pins RX2+, RX2-, TX2+, TX 2-of the

12, and so on, so that when the

11 is connected with the

20 and the

12 is connected with the

30, the data communication between the

20 and the

30 can be realized.

The ground pin of the

11 is connected to the ground pin of the

13.

The

14 is connected between the power pin of the

11 and the power pin of the

13.

The

15 is connected between the power pin of the

11 and the power pin of the

13.

The GND of the

11 is connected to the GND of the

13. A

14 and an

15 are connected between Vbus of the

11 and Vcc of the

13, and the

14 and the

15 are located at a position offset from the connection position of Vcc of the

13 and Vbus of the

12 in the direction of the

11.

The length of the

16 of the

11 or the

17 of the

12 can be arbitrarily adjusted according to actual use conditions, and even can be directly installed on the converter without a cable.

In the present embodiment, the

11 includes at least one of a lightning plug, an USB Type-C plug, a Micro-USB plug, and a Mini-USB plug, and specifically, in the present embodiment, the

11 is an USB Type-C male plug.

The

12 includes at least one of a lightning plug, a Type-C USB plug, a Micro-USB plug, and a Mini-USB plug, and specifically, in this embodiment, the

12 is a Type-C USB plug.

The

13 comprises a Micro-USB plug, in this embodiment the

13 is a Micro-USB Type-A plug.

By arranging the

11, the

14, the

12 and the

13 on the

10, and arranging the

14 on the

10, when the

20 is connected with the

11 and the

30 is connected with the

12, the

20 and the

30 perform data transmission, when the

40 is connected with the

13 and the

14 is in the off state, the

40 supplies power to the

20 and the

30, and if the

14 is in the on state, the

40 only connects to the

30, so that the external

40 supplies power to the

30 independently without influencing the data transmission of the

20 and the

30, so that the data transmission process lasts longer.

The

30 has no

202 and can be powered on and powered off by plugging, because the

30 does not have a battery, the

207 of the

20 automatically supplies power to the

30 through the power cable of the universal USB cable when the

30 is connected to the

20 to operate, thereby consuming the electric quantity of the

20 and affecting the normal operation of the

20, and therefore, the

3 with the above structure needs to be arranged, so that the

3 has the data cable pin and the power cable pin, and the

12 is arranged to be plugged on the

306 of the

30 when in operation. In addition, a

11 and a

13 are further provided, the first USB plug being plugged into the

209 of the

20 during operation; the

13 is operatively plugged into the

40, and the

40 supplies power to the

30. The shapes of the

11 and the

13 are still in the standard USB plug form, and the difference between the standard USB plug and the standard USB interface is that the

11 has fewer power line pins and the

13 has fewer data line pins. The types of the

11 and the

13 may be selected according to the conditions of the

20 or the

30, and the types of types-A, type-B, type-C and various types of Micro, mini and other connector types may be selected.

In the above terminal communication system, the

3 is used to connect the

20 and the

30, the

208 and the

205 with the application program for controlling the

30 are disposed at the

20, and in combination with the

204, the operation signal is transmitted to the

30 through the operation of the signal input unit, so as to realize the control of the

30, and the measurable information collected from the

30 is transmitted to the server through the

20, and the server processing result is displayed on the

20, so that the control of one mobile terminal to the other mobile terminal and the communication between the two mobile terminals are realized.

starting the

20 and completing the system self-starting of the

20;

the

30, the

40, and the

20 are connected by the

3;

starting the

30 system and the dedicated program;

the portrait information is transmitted to the

305, and is transmitted to the

306, the

3 and the

209 through the

305, and is transmitted to the

208 through the

209;

transmitted by the

208 to the

204 and sent to the server;

if yes, the comparison result is sent to the

20 through the

204 to be displayed in the control unit;

Specifically, the above-mentioned

20 is police service equipment for public security, and the

205 is installed with an application program for on-line management of portrait information.

The

30 is a head-mounted portrait snapshot acquisition terminal, the signal acquisition unit is a high-definition video camera, the

30 is provided with an independent

305 and a second memory, and the second memory is provided with an operating system of the

30 and a special program containing a portrait snapshot algorithm.

The

3 is provided with a second USB socket connected to the

30. The first plug is plugged into the

20; the third USB plug is plugged onto the

40. After the

30 is powered by the

40, the self-starting of the operating system of the

30 and the automatic starting of the special program for portrait snapshot are completed. After the

20 is opened, the application program for starting the on-line management of the portrait information is clicked, namely, the application program of the

30 is controlled, and at this time, the connection and the control work of the

20 to the

30 are completed. When the police on duty patrol on the road, the

30 is worn and connected with the

20, the special program for capturing the portrait of the

30 captures the portrait in the video acquired by the signal acquisition unit, and the captured portrait information is transmitted to the

20 in real time. After receiving the portrait information pushed by the

30, the

20 sends the portrait information to the server through the

204 via the 4G wireless private network, and the server compares the portrait information sent by the

20 with key monitoring personnel in the database in real time.

Specifically, when the portrait information is transmitted to the

20, the

20 archives the portrait information and transmits the portrait information and the ID number of the portrait to the server for real-time comparison. If the comparison is successful, the server will call the file and face ID number of the successfully compared person and feed back the file and face ID number to the

20, and the

20 calls the face in the face information based on the face ID number, integrates and archives the file of the successfully compared person, and pops up an alarm window on the

201. After receiving the alarm information, the duty policemen checks the corresponding suspects and carries out subsequent treatment. In this embodiment, the person whose comparison is successful refers to a suspect.

1. A terminal communication system, comprising a master terminal and a slave terminal; the master terminal comprises a signal input unit, a first storage unit, a first control unit and a first USB interface, the slave terminal comprises an information acquisition unit, a second control unit, a second USB interface and a second storage unit, and the first USB interface and the second USB interface are connected through a USB converter; the first storage unit is used for storing an application program for controlling the slave terminal; the signal input unit is used for acquiring external operation signals for controlling application programs of the slave terminal; the first control unit is used for outputting a control signal according to the external operation signal and inputting the control signal to the second USB interface through the first USB interface and the USB converter; the second control unit is used for receiving the control signal transmitted by the second USB interface, mobilizing the special program from the second storage unit to work and/or driving the information acquisition unit to work; the information acquisition unit is used for acquiring the information to be detected, transmitting the information to the second USB interface by the second control unit, inputting the information to the first control unit after passing through the second USB interface, the USB converter and the first USB interface, and transmitting the information to the server by the second control unit for processing;

the main terminal also comprises a communication unit, wherein the communication unit is used for sending the information to be tested to the server;

the signal input unit comprises a control unit and a signal input control unit, wherein the control unit is used for acquiring an external operation signal for controlling an application program of the slave terminal; the signal input control unit is used for controlling an external operation signal to be input into the first control unit;

the main terminal further comprises a first power management unit and a first power supply, wherein the first power management unit is connected with the first power supply, and the first power management unit is connected with the first control unit;

the system also comprises a mobile power supply, wherein the mobile power supply is connected with the USB converter;

the USB converter comprises a converter body, a first USB plug connected with a first USB interface, a second USB socket connected with a second USB interface and a third USB plug connected with a mobile power supply, wherein the first USB plug, the second USB socket and the third USB plug are respectively positioned on the converter body, a switch is arranged on the converter body, a third control unit is arranged in the converter body, the first USB plug, the switch, the second USB socket and the third USB plug are respectively connected with the third control unit, the first USB plug is connected with the second USB socket to carry out data transmission between a master terminal and a slave terminal, and the second USB socket and the third USB plug are connected to carry out power supply of the mobile power supply to the slave terminal; when the switch is turned on, the third control unit drives the second USB socket to be connected with the third USB plug so as to charge the mobile power supply to the slave terminal; when the mobile terminal is opened and closed, the third control unit drives the first USB plug, the second USB socket and the third USB plug to be connected so as to charge the mobile power supply to the slave terminal and the master terminal.

2. The terminal communication system according to claim 1, wherein the slave terminal further comprises a second power management unit and a second power source, the second power management unit being connected to the second control unit.

3. A terminal communication system according to claim 2, wherein the power pin of the third USB plug is connected to the power pin of the second USB socket, and the ground pin of the third USB plug is connected to the ground pin of the second USB socket.

4. A terminal communication system according to claim 3, wherein the ground pin of the first USB plug is connected to the ground pin of the third USB plug.

5. A method for applying a terminal communication system, wherein the terminal communication system is a system as claimed in any one of claims 1 to 4, the method comprising:

starting a main terminal and completing the system self-starting of the main terminal;

connecting the slave terminal, the mobile power supply and the master terminal by using a USB converter;

starting a slave terminal system and a special program;

the signal acquisition unit acquires portrait information;

the portrait information is transmitted to a second control unit, is transmitted to a second USB interface, a USB converter and a first USB interface through the second control unit, and is transmitted to a first control unit through the first USB interface;

the first control unit transmits the data to the communication unit and sends the data to the server;

the server compares the portrait information with the data in the database to obtain a comparison result;

judging whether the comparison result is successful;

if yes, the comparison result is sent to the main terminal through the communication unit so as to be displayed in the control unit.