Touch-screen-free man-machine interaction system based on infrared remote control technology

Abstract

The utility model belongs to the field of display screens, and discloses a touch-screen-free man-machine interaction system based on an infrared remote control technology, which comprises a display module provided with a signal interface; the receiving module comprises an infrared receiver and a signal connector, the signal connector is connected with a signal output port of the infrared receiver through a data line, and the signal connector is inserted into the signal interface; and the infrared remote control module is wirelessly connected with the infrared receiver of the receiving module. The infrared remote control module is used for remotely operating the display module, keys do not need to be arranged on the display module at the moment, and the space of a product can be greatly reduced; and the infrared receiver is arranged outside the display module, so that when an obstacle exists between the infrared remote control module and the display module for shielding, the position of the infrared receiver can be adjusted to ensure that the infrared receiver can accurately receive an operation instruction of an infrared remote controller, and the accuracy of operation control is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to display screen field, concretely relates to a man-machine interaction system of no touch screen based on infrared remote control technology. BACKGROUND

[0002] In electronic products, the color screen (i.e. color screen) is a display technology, which is widely used in mobile phones, computers and other electronic devices, for man-machine interface display or man-machine interaction. The color screen uses thin film transistor (Thin Film Transistor, TFT) technology, and each pixel point is controlled by a thin film transistor, so as to realize fast response and high-quality image display.

[0003] There are two types of color screens with touch and without touch in the use of color screen. In addition to display, the color screen with touch can also receive user input information. The color screen without touch is simply displayed. But the color screen with touch increases the resistance or capacitance touch panel in hardware, so the cost will be more expensive than the no touch screen.

[0004] In order to reduce the cost of the color screen with touch, the method of no touch color screen + external key is used to complete the man-machine interaction. Although this method reduces the cost, the product increases the keyboard and increases the product space. Utility model content

[0005] The utility model aims at providing a man-machine interaction system of no touch screen based on infrared remote control technology, so as to solve the problem that the method of no touch color screen + external key increases the keyboard and increases the product space in the prior art.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a man-machine interaction system of no touch screen based on infrared remote control technology, the system includes:

[0007] Display module, the signal interface is equipped on the display module;

[0008] Receiving module, the receiving module includes: infrared receiver and signal connector, the signal connector is connected with the signal output port of infrared receiver through data line, and the signal connector is inserted in the signal interface;

[0009] Infrared remote control module, and the infrared receiver of receiving module is wirelessly connected.

[0010] Preferably, the infrared receiver comprises: an infrared receiving chip U5 and a resistor R11; a first end of the infrared receiving chip U5 is used as a signal output port of the infrared receiver, a first end of the resistor R11 is electrically connected with the first end of the infrared receiving chip U5, a third end of the infrared receiving chip U5 and a second end of the resistor R11 are both connected with a power supply, and a second end of the infrared receiving chip U5 is grounded.

[0011] Preferably, the system further comprises: a host computer, which is in communication connection with the display module.

[0012] Preferably, the display module comprises: a processor, a display screen and a display interface, the display screen is electrically connected with the processor through the display interface, and the signal interface is electrically connected with the processor.

[0013] Preferably, the display module further comprises: a memory, a voltage stabilizing power supply and an interface module, the memory and the interface module are both electrically connected with the processor, and the voltage stabilizing power supply is used for providing working power supply for the infrared receiver, the processor, the display screen and the memory.

[0014] Preferably, the interface module at least comprises: a USB interface and an external interface.

[0015] Preferably, the infrared remote control module comprises at least one operation key.

[0016] Preferably, the processor is an stm32 single-chip microcomputer.

[0017] Beneficial effects:

[0018] 1. The display module is disposed with a signal interface, the signal interface is connected with a receiving module, the receiving module can receive the control signal of the infrared remote control module, the infrared remote control module is used for remotely operating the display module, no key needs to be arranged on the display module at the moment, and the space of the product can be greatly reduced.

[0019] 2. The display module is remotely operated by the infrared remote control module, and the convenience of human-computer interaction of the display module is improved.

[0020] 3. The receiving module mainly comprises an infrared receiver and a signal connector, the infrared receiver is externally arranged on the display module, when there is an obstacle between the infrared remote control module and the display module, the position of the infrared receiver can be adjusted, the operation instruction of the infrared remote control module can be accurately received by the infrared receiver, and the accuracy of operation control is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] The accompanying drawings are used to provide further understanding of the embodiments of the present application and constitute a part of the specification, and are used to explain the embodiments of the present application together with the following specific embodiments, but do not constitute a limitation to the embodiments of the present application. In the drawings:

[0022] Figure 1 is a block diagram of the man-machine interaction system without touch screen based on infrared remote control technology provided by an embodiment of the present application;

[0023] Figure 2 is a circuit diagram of the infrared receiver provided by an embodiment of the present application;

[0024] Figure 3 is a circuit diagram of the processor provided by an embodiment of the present application;

[0025] Figure 4 is a circuit diagram of the display interface provided by an embodiment of the present application;

[0026] Figure 5 is a circuit diagram of the memory provided by an embodiment of the present application;

[0027] Figure 6 is a circuit diagram of the USB interface provided by an embodiment of the present application;

[0028] Figure 7 is a circuit diagram of the external interface provided by an embodiment of the present application;

[0029] Figure 8 is a circuit diagram of the 3.3V voltage stabilizing circuit provided by an embodiment of the present application.

[0030] Explanation of reference signs:

[0031] 1, display module; 2, receiving module; 3, infrared remote control module; 4, upper computer. DETAILED DESCRIPTION

[0032] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the present application will be briefly introduced in combination with the drawings and the description of the embodiments or the prior art. Obviously, the following description of the drawings structure is only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor. It should be noted that the description of these embodiments is used to help understand the present application, but does not constitute a limitation to the present application.

[0033] Figure 1is a block diagram of a man-machine interaction system without touch screen based on infrared remote control technology provided by an embodiment of the utility model. Figure 1 As shown in the figure, the embodiment provides a man-machine interaction system without touch screen based on infrared remote control technology, which comprises a display module 1, a receiving module 2 and an infrared remote control module 3.

[0034] The display module 1 is provided with a signal interface, which is used to connect the receiving module 2.

[0035] The receiving module 2 comprises an infrared receiver and a signal connector, the signal connector is connected with the signal output port of the infrared receiver through a data line, and the signal connector is inserted into the signal interface.

[0036] The infrared remote control module 3 is wirelessly connected with the infrared receiver of the receiving module 2.

[0037] As a further optimization of the embodiment, the system further comprises a host computer 4, which is in communication connection with the display module 1.

[0038] In the embodiment, as shown in the figure, the host computer 4 is in communication connection with the display module 1. Figure 1As shown, the infrared remote control module 3 includes at least one operation button, and the operation button mainly has: "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "*", "#", "up", "down", "left", "right", "OK" and the like. The above buttons can realize the functions of up, down, selection, return, page turning, line changing, and color screen brightness, hibernation, wake-up and the like of the display module 1. The buttons can also complete the input of numbers, characters and Chinese. The user can also customize the button values of the remote controller to correspond to the functions of the color screen, and the use is more flexible.

[0039] As a further optimization of the embodiment, as shown in Figure 2 As shown, the infrared receiver includes an infrared receiving chip U5 and a resistor R11. The infrared receiving chip U5 preferably adopts an HS0038BD chip. A first end of the infrared receiving chip U5 is used as a signal output port of the infrared receiver. A first end of the resistor R11 is electrically connected to the first end of the infrared receiving chip U5. A third end of the infrared receiving chip U5 and a second end of the resistor R11 are both connected to a power supply. A second end of the infrared receiving chip U5 is grounded.

[0040] As a further optimization of the embodiment, the display module 1 includes a processor, a display screen and a display interface. The display screen is electrically connected to the processor through the display interface. The signal interface is electrically connected to the processor. The processor preferably adopts an stm32 single-chip microcomputer. The minimum system of the stm32 single-chip microcomputer is as shown in Figure 3 The circuit diagram of the display interface is as shown in Figure 4 The connection between the display interface and the display screen can be realized by using a flat cable. The display screen is a non-touch color screen.

[0041] As a further optimization of the embodiment, the display module 1 further includes a memory, a voltage stabilizing power supply and an interface module. The memory and the interface module are both electrically connected to the processor. The voltage stabilizing power supply is used to provide working power for the processor, the display screen and the memory.

[0042] The memory is used to store the display content of the display screen. When it is necessary to display related content, the related content in the memory is read. The circuit structure of the memory is as shown in Figure 5 The memory preferably adopts a W25Q80DVSSIG chip.

[0043] The interface module mainly includes a USB interface and an external interface. The circuit structure of the USB interface is as shown in Figure 6 The USB interface preferably adopts a TYPE-C 16PIN 2DM (073) chip. The circuit structure of the external interface is as shown in Figure 7As shown, the external interface preferably adopts UART communication, and the external interface and the USB interface can be used as the connection port for communication with the host computer 4.

[0044] The voltage stabilizing power supply comprises a 3.3V voltage stabilizing circuit and a 5V voltage stabilizing circuit. Figure 8 As shown.

[0045] Finally, it should be noted that: the above only for the preferred embodiments of the utility model and does not limit the protection scope of the utility model. Any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A touchless screen based human-machine interaction system based on infrared remote control technology, characterized in that, The system comprises: A display module (1) is provided with a signal interface; A receiving module (2) comprises: an infrared receiver and a signal connector, the signal connector is connected with the signal output port of the infrared receiver through a data line, and the signal connector is plugged into the signal interface; An infrared remote control module (3) is wirelessly connected with the infrared receiver of the receiving module (2).

2. The touchless screen-free human computer interaction system based on infrared remote control technology according to claim 1, wherein, The infrared receiver comprises: an infrared receiving chip U5 and a resistor R11; the first end of the infrared receiving chip U5 is used as the signal output port of the infrared receiver, the first end of the resistor R11 is electrically connected with the first end of the infrared receiving chip U5, the third end of the infrared receiving chip U5 and the second end of the resistor R11 are both connected with a power supply, and the second end of the infrared receiving chip U5 is grounded. 3.The touchless screen-free human-computer interaction system based on infrared remote control technology of claim 1, wherein, The system further comprises: an upper computer (4) which is in communication connection with the display module (1).

4. The touchless screen-free human computer interaction system based on infrared remote control technology of claim 1, wherein, The display module (1) comprises: a processor, a display screen and a display interface, the display screen is electrically connected with the processor through the display interface, and the signal interface is electrically connected with the processor.

5. The touchless screen-free human computer interaction system based on infrared remote control technology according to claim 4, wherein, The display module (1) further comprises: a memory, a voltage stabilizing power supply and an interface module, the memory and the interface module are both electrically connected with the processor, and the voltage stabilizing power supply is used for providing working power supply for the infrared receiver, the processor, the display screen and the memory.

6. The touchless screen-free human computer interaction system based on infrared remote control technology according to claim 5, wherein, The interface module at least comprises: a USB interface and an external interface.

7. The touchless screen-free human computer interaction system based on infrared remote control technology according to any one of claims 4-6, characterized in that, The processor is an stm32 single-chip microcomputer.

8. The touch-screen free human computer interaction system based on infrared remote control technology according to any one of claims 1-6, characterized in that, The infrared remote control module (3) comprises at least one operation key.

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