CN219891638U - Air mouse device - Google Patents

Abstract

An air mouse device comprising: an air mouse end and a computer receiving end; the air mouse terminal mainly comprises a first signal processing module 102, a triaxial acceleration calculating module 103, a key array module 105, a first power conversion module 101 and a first wireless module 104; the computer receiving end mainly comprises a second signal processing module 202, a data protocol module 204, a second power conversion module 201, a second wireless module 203, and the like. According to the air mouse device, the function of remotely and air-operating the appointed task of the computer application system is realized by adopting the singlechip technology and the wireless remote control technology, different computer settings are triggered by different functional keys at the air mouse end, and compared with a traditional mouse, the air mouse device has the advantages of better use effect, flexible and efficient application, convenience and reliability in operation and capability of effectively improving the use experience of the application system.

Description

Air mouse device

Technical Field

The utility model relates to the technical field of air mice, in particular to an air mouse device.

Background

Most of the existing mice need to be operated on an office desktop, in practical application, for example, in the English teaching process, teachers often walk to the middle of students to conduct teaching interaction, so that the application effect of the conventional mouse in the English classroom teaching process is poor, and therefore the air mouse device which is portable and convenient and can be remotely controlled is needed in the English teaching process, and the application effect of English classroom informatization technology is improved.

Disclosure of Invention

The utility model aims to provide an air mouse device which realizes the function of remotely and air-operating a computer application system to assign tasks based on a singlechip technology and a wireless remote control technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

an air mouse device comprises an air mouse end 100 and a computer receiving end 200; the air mouse terminal 100 mainly comprises a first signal processing module 102, a triaxial acceleration calculating module 103, a key array module 105, a first power conversion module 101, a first wireless module 104 and the like; the computer receiving end 200 mainly comprises a second signal processing module 202, a data protocol module 204, a second power conversion module 201, a second wireless module 203, etc.; the key array module 105 is a signal input part of an air mouse, inputs the control function requirement of the teaching system in a key form, transmits signals to the first signal processing module 102, simultaneously carries out three-axis sensing calculation in the air by the three-axis acceleration calculation module 103, inputs calculation result data into the first signal processing module 102, and as the adjustment quantity of the control function of the teaching system, the first signal processing module 102 sends the data to the first wireless module 104, the first wireless module 104 transmits the data in a wireless signal form, and the first power supply conversion module 101 supplies power to the modules above the air mouse terminal 100; the wireless signal is received by the second wireless module 203 of the computer receiving end 200, the second wireless module 203 transmits the received data to the second signal processing module 202, the second signal processing module 202 processes the data and transmits the processed data to the data protocol module 204, the data protocol module 204 transmits the data to an application system on the computer, and the second power conversion module 201 supplies power to the modules above the computer receiving end.

Further, the first signal processing module 102 of the air mouse terminal 100 includes a chip MB90F387S, XT5 is a system crystal oscillator element of the chip MB90F387S, pins 27 and 28 connected to the chip MB90F387S provide clock signal sources for the system, C25 and C26 are filter capacitors of the crystal oscillator element and play a role of removing noise, S13 and C28 form a reset circuit, R17 and D5, R18 and D6 respectively form two sets of signal indication circuits, and pins 37 and 39 of the chip MB90F387S are correspondingly connected to the connectors J2 and 3, so as to be a program downloading interface; pins 36, 35, 34, 33, 31, 30, 29 of the chip MB90F387S are correspondingly connected with X1, X2, X3, X4, Y1, Y2 and Y3 of the key array module; pins 3, 4, 5, 6, 7 of the chip MB90F387S are correspondingly connected with pins 1, 2, 3, 4, 5 in the first wireless module 104; pins 13, 14, 18, 19 of the chip MB90F387S are correspondingly connected with pins 14, 13, 8, 9 in the triaxial acceleration calculation module 103.

Further, the triaxial acceleration calculating module 103 of the air mouse terminal 100 includes a chip ADXL345, and pins 14, 13, 8, 9 of the chip ADXL345 are correspondingly connected with pins 13, 14, 18, 19 of a chip MB90F387S in the first signal processing module 102 of the air mouse terminal 100.

Further, the key array module 105 in the air mouse 100 is formed by connecting 12 keys S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12 together according to a certain connection manner, so as to form 7 external output signals X1, X2, X3, X4, Y1, Y2, Y3 together, where the signals X1, X2, X3, X4, Y1, Y2, Y3 are correspondingly connected with pins 36, 35, 34, 33, 31, 30, 29 of a chip MB90F387S included in the first signal processing module 102 of the air mouse 100.

Further, the first wireless module 104 of the air mouse terminal 100 includes a chip NRF24L01, XT4 is a system crystal oscillator element of the wireless module 1, connected to pins 9 and 10 of the chip NRF24L01, to provide a clock signal source for the system, C23 and C24 are filter capacitors of the crystal oscillator element, to remove noise, and R16 is a matching resistor; pins 1, 2, 3, 4, and 5 of the chip NRF24L01 are correspondingly connected with pins 3, 4, 5, 6, and 7 of the chip MB90F387S in the first signal processing module 102 of the air mouse terminal 100.

Further, the first power conversion module 101 of the air mouse terminal 100 includes a chip AMS1117, and capacitors C18 and C19 are connected in parallel to an input terminal of the chip AMS1117 to form an input filtering unit; the capacitors C20 and C21 are connected in parallel with the output end of the AMS1117 to form an output filter unit; the chip AMS1117 converts 5VCC (5V) into VCC (3.3V), and then the 5VCC and VCC supply power to the first signal processing module 102, the triaxial acceleration computing module 103, the first wireless module 104, and the like of the air mouse terminal 100.

Further, the second signal processing module 202 of the computer receiving end 200 includes a chip MB90F387S, XT2 is a system crystal oscillator element of the chip MB90F387S, pins 27 and 28 connected to the chip MB90F387S provide clock signal sources for the system, C6 and C7 are filter capacitors of the crystal oscillator element and play a role of removing noise, S14 and C9 form a reset circuit, R7 and D2, R8 and D3 respectively form two sets of signal indicating circuits, pins 15 and 16 connected to the chip MB90F387S, and pins 2 and 3 of the connector J1 are correspondingly connected with pins 37 and 39 of the chip MB90F387S, so as to be program downloading interfaces; pins 36, 35, 34, 33, 32, 31, 30, 29, 12, 19, 10, 43, 42 of the chip MB90F387S are correspondingly connected with 1, 2, 3, 4, 6, 7, 8, 9, 11, 14, 28, 15, 16 of the data protocol module 204; pins 3, 4, 5, 6, 7 of the chip MB90F387S are correspondingly connected with pins 1, 2, 3, 4, 5 in the second wireless module 203.

Further, the data protocol module 204 of the computer receiving end 200 includes a chip PDIUSB, XT3 is a system crystal oscillator element of the chip PDIUSB, pins 22 and 23 connected to the chip PDIUSB provide clock signal sources for the system, C11 and C12 are filter capacitors of the crystal oscillator element, and play a role of removing noise, R10 and D4 form a signal indication circuit, pin 21 connected to the chip PDIUSB forms impedance matching resistors, and resistors R11, R12, R13 and R14 form impedance matching resistors connected to pins 17, 18 and 19 of the chip PDIUSB, usb interface connector pins 2 and 3 are correspondingly connected with pins 26 and 25 of the chip PDIUSB, and R4 and R2, R5 and R3 respectively form two groups of matching resistors; pins 1, 2, 3, 4, 6, 7, 8, 9, 11, 14, 28, 15, 16 of the data protocol module 204 are correspondingly connected with pins 36, 35, 34, 33, 32, 31, 30, 29, 12, 19, 10, 43, 42 of the chip MB90F 387S.

Further, the second wireless module 203 of the computer receiving end 200 includes a chip NRF24L01, XT1 is a system crystal oscillator element of the second wireless module 203, pins 9 and 10 connected to the chip NRF24L01 provide clock signal sources for the system, C4 and C5 are filter capacitors of the crystal oscillator element, which plays a role in removing noise, and R9 is a matching resistor; pins 1, 2, 3, 4, and 5 of the chip NRF24L01 are correspondingly connected to pins 3, 4, 5, 6, and 7 of the chip MB90F387S in the second signal processing module 202 of the computer receiving terminal 200.

Further, the second power conversion module 201 of the computer receiving end 200 includes a chip AMS1117, and capacitors C13 and C14 are connected in parallel to an input end of the chip AMS1117 to form an input filter unit; the capacitors C15 and C16 are connected in parallel with the output end of the chip AMS1117 to form an output filter unit; the chip AMS1117 converts 5VCC (5V) into VCC (3.3V), and then the 5VCC and VCC supply power to the computer receiving end second signal processing module 202, the data protocol module 204, the second wireless module 203, and the like.

According to the air mouse device, the single chip microcomputer technology and the wireless remote control technology are adopted to realize the appointed task of remotely operating the computer application system in the air, different function keys at the end of the air mouse trigger different computer settings, and compared with a traditional mouse, the air mouse device is better in use effect, stronger in practicability, flexible and efficient in application, convenient and reliable to use and capable of effectively improving the use experience of the application system.

Drawings

FIG. 1 is a schematic diagram of an air mouse device of the present utility model;

FIG. 2 is a schematic circuit diagram of a signal processing module of an air mouse terminal according to the present utility model;

FIG. 3 is a schematic circuit diagram of a three-axis acceleration calculation module for an air mouse terminal according to the present utility model;

FIG. 4 is a schematic circuit diagram of a key array module at the air mouse end of the present utility model;

FIG. 5 is a schematic circuit diagram of a power conversion module of an air mouse terminal according to the present utility model;

FIG. 6 is a schematic circuit diagram of a wireless module of an air mouse terminal according to the present utility model;

FIG. 7 is a schematic circuit diagram of a signal processing module at a computer receiving end according to the present utility model;

FIG. 8 is a schematic circuit diagram of a data protocol module of a computer receiver according to the present utility model;

FIG. 9 is a schematic circuit diagram of a power conversion module of a computer receiver according to the present utility model;

fig. 10 is a schematic circuit diagram of a wireless module at a receiving end of a computer according to the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in detail hereinafter with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be arbitrarily combined with each other.

The utility model will be further described with reference to the drawings and examples. Where the description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus consistent with aspects of the utility model as detailed in the accompanying claims.

Fig. 1 is a schematic diagram of an air mouse device according to the present utility model, as shown in fig. 1, the air mouse device of the present embodiment includes: an air mouse terminal 100 and a computer receiving terminal 200; the air mouse terminal 100 mainly comprises a first signal processing module 102, a triaxial acceleration calculating module 103, a key array module 105, a first power conversion module 101, a first wireless module 104 and the like; the computer receiving end 200 mainly comprises a second signal processing module 202, a data protocol module 204, a second power conversion module 201, a second wireless module 203, etc.; the key array module 105 is a signal input part of an air mouse, for example, the control function requirement of a teaching system can be input in a key form, that is, the control signal of the system such as the teaching system can be input in a key form, the signal is transmitted into the first signal processing module 102, meanwhile, the three-axis acceleration calculation module 103 performs three-axis sensing calculation in the air, the calculation result data is input into the first signal processing module 102 as the adjustment quantity of the control function of the teaching system, the first signal processing module 102 processes the received data and then sends the processed data to the first wireless module 104, the first wireless module 104 transmits the data in a wireless signal form, and the first power conversion module 101 supplies power for the above modules of the air mouse terminal 100; the wireless signal is received by the second wireless module 203 of the computer receiving end 200, the second wireless module 203 transmits the received data to the second signal processing module 202, the second signal processing module 202 processes the data and transmits the processed data to the data protocol module 204, the data protocol module 204 transmits the data to an application system on the computer, such as a teaching system, and the second power conversion module 201 supplies power to modules above the computer receiving end 200.

Fig. 2 is a schematic circuit diagram of the first signal processing module 102 of the air mouse terminal in the present embodiment, as shown in fig. 2, U4 is a core chip MB90F387S of the first signal processing module 102 in the air mouse terminal 100, and mainly implements functions of function management, data processing and flow control of each module in the air mouse terminal 100. XT5 is a system crystal oscillator element of a chip MB90F387S, pins 27 and 28 connected to the chip MB90F387S provide clock signal sources for the system, C25 and C26 are filter capacitors of the crystal oscillator element and play a role in removing noise, S13 and C28 form a reset circuit, R17 and D5, R18 and D6 respectively form two groups of signal indicating circuits, and pins 2 and 3 of a connector J2 are correspondingly connected with pins 37 and 39 of the chip MB90F387S and are program downloading interfaces; pins 36, 35, 34, 33, 31, 30, 29 of the chip MB90F387S are correspondingly connected with X1, X2, X3, X4, Y1, Y2, Y3 of the key array module 105; pins 3, 4, 5, 6, 7 of the chip MB90F387S are correspondingly connected with pins 1, 2, 3, 4, 5 of the first wireless module 104; pins 13, 14, 18, 19 of the chip MB90F387S are correspondingly connected to pins 14, 13, 8, 9 of the triaxial acceleration calculation module 103.

Fig. 3 is a schematic circuit diagram of the tri-axial acceleration calculating module 103 in the air mouse terminal 100 of the present embodiment, as shown in fig. 3, U5 is a core chip ADXL345 of the tri-axial acceleration calculating module 103, and pins 14, 13, 8, 9 of the chip ADXL345 are correspondingly connected to pins 13, 14, 18, 19 of a chip MB90F387S in the first signal processing module 102 of the air mouse terminal 100.

Fig. 4 is a schematic circuit diagram of the key array module 105 in the air mouse terminal 100 in the present embodiment, as shown in fig. 4, the key array module 105 in the air mouse terminal 100 is composed of 12 keys S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12 according to a certain connection mode, and forms 7 external output signals X1, X2, X3, X4, Y1, Y2, Y3, and the signals X1, X2, X3, X4, Y1, Y2, Y3 are correspondingly connected to pins 36, 35, 34, 33, 31, 30, 29 of a chip MB90F387S in the first signal processing module 102 in the air mouse terminal 100.

Fig. 5 is a schematic circuit diagram of a first power conversion module 101 of the air mouse terminal 100 of the present embodiment, as shown in fig. 5, U3 is a core chip AMS1117 of the first power conversion module 101, and capacitors C18 and C19 are connected in parallel to the chip input terminal to form an input filter unit; the capacitors C20 and C21 are connected in parallel with the output end of the chip to form an output filter unit; the chip AMS1117 converts 5VCC (5V) into VCC (3.3V), and then the 5VCC and VCC supply power to the first signal processing module 102, the triaxial acceleration computing module 103, the first wireless module 104, and the like of the air mouse terminal 100.

Fig. 6 is a schematic circuit diagram of a first wireless module 104 of the air mouse terminal 100 of the present embodiment, as shown in fig. 6, U6 is a core chip NRF24L01 of the first wireless module 104, XT4 is a system crystal oscillator element of the first wireless module 104, pins 9 and 10 connected to the chip NRF24L01 provide clock signal sources for the system, C23 and C24 are filter capacitors of the crystal oscillator element, which plays a role in removing noise, and R16 is a matching resistor; pins 1, 2, 3, 4, and 5 of the chip NRF24L01 are correspondingly connected to pins 3, 4, 5, 6, and 7 of the chip MB90F387S in the first signal processing module 102 of the air mouse terminal 100.

Fig. 7 is a schematic circuit diagram of a second signal processing module 202 of the computer receiving end 200 of the present embodiment, as shown in fig. 7, U1 is a system crystal oscillator element of a core chip MB90F387S of the second signal processing module 202, XT2 is a chip MB90F387S, pins 27 and 28 connected to the chip MB90F387S provide clock signal sources for the system, C6 and C7 are filter capacitors of the crystal oscillator element, and play a role of removing noise, S14 and C9 form a reset circuit, R7, D2, R8 and D3 respectively form two sets of signal indicating circuits, pins 15 and 16 connected to the chip MB90F387S are correspondingly connected to pins 37 and 39 of the chip MB90F387S, and connectors J1 and pins 2 and 3 are program downloading interfaces; pins 36, 35, 34, 33, 32, 31, 30, 29, 12, 19, 10, 43, 42 of the chip MB90F387S are correspondingly connected with 1, 2, 3, 4, 6, 7, 8, 9, 11, 14, 28, 15, 16 of the data protocol module 204; pins 3, 4, 5, 6, 7 of the chip MB90F387S are correspondingly connected with pins 1, 2, 3, 4, 5 of the second wireless module 203.

Fig. 8 is a circuit schematic diagram of a data protocol module 204 of a computer receiving end 200 of the present embodiment, as shown in fig. 8, U9 is a core chip PDIUSB of the data protocol module 204, XT3 is a system crystal oscillator element of the chip PDIUSB, pins 22 and 23 connected to the chip PDIUSB provide clock signal sources for the system, C11 and C12 are filter capacitors of the crystal oscillator element, and play a role in removing noise, R10 and D4 form a signal indication circuit, pin 21 connected to the chip PDIUSB, resistors R11, R12, R13 and R14 form impedance matching resistors connected to pins 17, 18 and 19 of the chip PDIUSB, usb interface connector pins 2 and 3 are correspondingly connected to pins 26 and 25 of the chip PDIUSB, and R4 and R2, R5 and R3 respectively form two groups of matching resistors; pins 1, 2, 3, 4, 6, 7, 8, 9, 11, 14, 28, 15, 16 of the data protocol module 204 are correspondingly connected with pins 36, 35, 34, 33, 32, 31, 30, 29, 12, 19, 10, 43, 42 of the chip MB90F 387S.

Fig. 9 is a schematic circuit diagram of a second power conversion module 201 of the computer receiving end 200 of the present embodiment, as shown in fig. 9, U2 is a core chip AMS1117 of the second power conversion module 201, and capacitors C13 and C14 are connected in parallel to the chip input end to form an input filter unit; the capacitors C15 and C16 are connected in parallel with the output end of the chip to form an output filter unit; the chip AMS1117 converts 5VCC (5V) into VCC (3.3V), and then the 5VCC and VCC supply power to the second signal processing module 202, the data protocol module 204, the second wireless module 203, etc. of the computer receiving end 200.

Fig. 10 is a schematic circuit diagram of a second wireless module 203 of the computer receiving end 200 of the present embodiment, as shown in fig. 10, U7 is a core chip NRF24L01 of the second wireless module 203, XT1 is a system crystal oscillator element of the second wireless module 203, pins 9 and 10 connected to the chip NRF24L01 provide clock signal sources for the system, C4 and C5 are filter capacitors of the crystal oscillator element, which plays a role in removing noise, and R9 is a matching resistor; pins 1, 2, 3, 4, and 5 of the chip NRF24L01 are correspondingly connected to pins 3, 4, 5, 6, and 7 of the chip MB90F387S in the second signal processing module 202 of the computer receiving terminal 200.

When the air mouse device of this embodiment works, firstly, a user inputs a control signal through a key of the key array module 105 of the air mouse terminal 100, the control signal is transmitted to the first signal processing module 102, meanwhile, the user sets an amplitude magnitude value of the control signal through the three-axis acceleration computing module 103 and transmits the control signal to the first signal processing module 102, the first signal processing module 102 integrates the control signal transmitted by the key array module 105 and the amplitude magnitude value of the control signal set by the three-axis acceleration computing module 103 into a control instruction and transmits the control instruction to the first wireless module 104, and the first wireless module 104 transmits the control instruction in a form of a 2.4G wireless signal. Then, the 2.4G wireless signal containing the control instruction is received by the second wireless module 203 of the computer receiving end 200, the second wireless module 203 sends the control instruction to the second signal processing module 202, the second signal processing module 202 sends the data to the data protocol module 204 for data analysis, the analyzed data is sent to the computer system through the USB interface, relevant software in the control system works, the power module 101 supplies power to the first signal processing module 102, the triaxial acceleration computing module 103 and the first wireless module 104 in the whole process, and the power module 201 supplies power to the second signal processing module 202, the data protocol module 204 and the second wireless module 203.

For a more detailed description of the working principle, the following is illustrated: as shown in fig. 4, first, a button S2 in the button array module 105 is pressed, the button S2 represents a "mouse left button" control signal, the button array module 105 sends the control signal corresponding to the button S2 to the first signal processing module 102, and simultaneously shakes the air mouse terminal 100 to the left, the magnitude of the control signal amplitude is increased to the left corresponding to the start of the three-axis acceleration computing module 103, the three-axis acceleration module 103 sends the above data to the first signal processing module 102, the first signal processing module 102 integrates corresponding instructions of the button array module 105 and the three-axis acceleration computing module 103, that is, controls the "mouse left continuous movement instruction" to send it to the first wireless module 104, the first wireless module 104 sends the above control instruction in the form of a 2.4G wireless signal, then, the computer receiving terminal 200 receives the 2.4G wireless signal containing the control instruction of "mouse left continuous movement" by the second wireless module 203, and simultaneously sends the control instruction to the second signal processing module 202, the signal processing module sends the data to the data protocol module 204 for data analysis, and sends the analyzed data to the first wireless module 202 through the USB interface, and the first wireless module 101 and the second wireless module 101 is powered by the power supply module 101.

The traditional mouse must rely on flat desktop operation, can not be reliably applied in standing or moving state, and is used for application scenes such as classroom teaching, in the embodiment, an air mouse device based on a high-performance MB90F387S chip is creatively adopted, so that the function of wirelessly realizing mouse operation in standing or walking state in scenes such as classroom teaching can be realized; meanwhile, compared with the existing air mouse, the air mouse device of the embodiment is integrated with 12 keys of S1-S12, which respectively correspond to 12 functions of starting/shutting down, left key, right key, playing/suspending, next, last, silence, volume increasing, volume decreasing, closing, amplifying and shrinking of the teaching multimedia software system, has more abundant application functions, can make the practicability of classroom teaching stronger, and has better use effect.

In the English classroom teaching process, a teacher can click a key S8 in a key array module 105 of an air mouse terminal 100 in a standing or moving state of the classroom, the key S8 corresponds to a 'volume increase' control signal, the key array module 105 transmits the control signal to a first signal processing module 102, meanwhile, the air mouse terminal 100 is rocked, the rocking amplitude corresponds to a signal adjustment amplitude, a triaxial acceleration calculation module 103 senses the rocking amplitude, signal adjustment amplitude data are transmitted to the first signal processing module 102, the first signal processing module 102 integrates the control signal and the data transmitted by the key array module 105 and the triaxial acceleration calculation module 103 to form a control instruction of 'volume increase and increase amplitude', the control instruction is transmitted to a first wireless module 104, and the first wireless module 104 transmits the instruction in a form of 2.4G wireless signals; the second wireless module 203 in the computer receiving end 200 receives the data containing the control instructions of volume increase and magnitude increase from the air, and sends the instruction data to the second signal processing module 202, the second signal processing module 202 sends the control instruction data to the data protocol module 204, the data protocol module 204 analyzes the instruction, and sends the instruction to the computer system through the USB interface, so as to control the volume increase of teaching multimedia software of the computer system, and realize the application purpose. The above operation can be used for the adjustment process of the volume of the teaching multimedia software in English class, and can also be applied to more scenes. As known from the working principle, in the embodiment, the air mouse device based on the high-performance MB90F387S chip is creatively adopted, so that the function of realizing wireless mouse operation in a standing or walking state in the scenes of classroom teaching and the like can be realized; meanwhile, compared with the existing air mouse, the device key array module 105 comprises 12 keys S1-S12, and the 12 keys are respectively corresponding to on/off, left key, right key, play/pause, next, last, mute, volume increase, volume decrease, closing, amplifying and shrinking, so that the device has the advantages of richer application functions, stronger classroom teaching practicability and better use effect.

According to the air mouse device, the single chip microcomputer technology and the wireless remote control technology are adopted to achieve the appointed task of the remote air operation computer application system, different computer settings are triggered through different function keys at the air mouse end, and compared with a traditional mouse, the air mouse device is better in use effect, stronger in practicability, flexible and efficient in application, convenient and reliable to use, for example, the teaching task of a teacher remote air operation computer teaching system in high-order English teaching can be achieved, and the English classroom informatization teaching effect can be effectively improved.

The foregoing is merely a preferred embodiment of the present utility model, and of course, various other embodiments of the utility model may be made by those skilled in the art without departing from the spirit and scope of the utility model, and it is intended that all such modifications and variations be considered as falling within the scope of the appended claims.

Claims (10)

1. An air mouse device comprises an air mouse end (100) and a computer receiving end (200); the air mouse end (100) comprises a first signal processing module (102), a triaxial acceleration computing module (103), a key array module (105), a first power conversion module (101) and a first wireless module (104); the computer receiving end (200) comprises a second signal processing module (202), a data protocol module (204), a second power conversion module (201) and a second wireless module (203); the key array module (105) is a signal input part of the air mouse, control signals can be input in a key mode, the signals are transmitted into the first signal processing module (102), meanwhile, the three-axis acceleration calculation module (103) performs three-axis sensing calculation in the air, calculation result data are input into the first signal processing module (102), the first signal processing module (102) processes the received data and then sends the processed data to the first wireless module (104), the first wireless module (104) transmits the received data in a wireless signal mode, and the first power conversion module (101) supplies power for the module in the air mouse end (100); the wireless signal is received by a second wireless module (203), the second wireless module (203) transmits the received data to a second signal processing module (202), the second signal processing module (202) processes the received data and transmits the processed data to a data protocol module (204), the data protocol module (204) transmits the received data to a specified application system, a second power conversion module (201) supplies power for the module in a computer receiving end (200), the computer receiving end is characterized in that,

the first signal processing module (102) and the second signal processing module (202) comprise a chip MB90F387S, the triaxial acceleration calculating module (103) comprises a chip ADXL345, the first power converting module (101) and the power converting module (201) comprise a chip AMS1117, the first wireless module (104) and the second wireless module (203) comprise a chip NRF24L01, and the data protocol module (204) comprises a chip PDIUSB.

2. An air mouse device according to claim 1, characterized in that the first signal processing module (102) is implemented as follows:

the first signal processing module (102) comprises a chip MB90F387S, XT5 is a system crystal oscillator element of the chip MB90F387S in the first signal processing module (102), pins 27 and 28 connected to the chip MB90F387S provide clock signal sources for the system, C25 and C26 are filter capacitors of the crystal oscillator element, S13 and C28 form a reset circuit, R17 and D5, R18 and D6 respectively form two groups of signal indicating circuits, and pins 2 and 3 of the connector J2 are correspondingly connected with pins 37 and 39 of the chip MB90F387S and are program downloading interfaces; pins 36, 35, 34, 33, 31, 30, 29 of the chip MB90F387S are correspondingly connected with X1, X2, X3, X4, Y1, Y2 and Y3 of the key array module; pins 3, 4, 5, 6, 7 of the chip MB90F387S are correspondingly connected with pins 1, 2, 3, 4, 5 in the first wireless module (104); pins 13, 14, 18, and 19 of the chip MB90F387S are correspondingly connected to pins 14, 13, 8, and 9 of the triaxial acceleration calculation module (103).

3. An air mouse device according to claim 1, characterized in that the second signal processing module (202) is implemented as follows:

the core chip of the second signal processing module (202) is MB90F387S, XT2 is a system crystal oscillator element of the chip MB90F387S, pins 27 and 28 connected to the chip MB90F387S provide clock signal sources for the system, C6 and C7 are filter capacitors of the crystal oscillator element, S14 and C9 form a reset circuit, R7 and D2, R8 and D3 respectively form two groups of signal indicating circuits, the two groups of signal indicating circuits are connected to pins 15 and 16 of the chip MB90F387S, and pins 2 and 3 of the connector J1 are correspondingly connected with pins 37 and 39 of the chip MB90F387S and are program downloading interfaces; pins 36, 35, 34, 33, 32, 31, 30, 29, 12, 19, 10, 43, 42 of the chip MB90F387S are correspondingly connected with pins 1, 2, 3, 4, 6, 7, 8, 9, 11, 14, 28, 15, 16 of the data protocol module (204); the pins 3, 4, 5, 6, 7 of the chip MB90F387S are correspondingly connected with the pins 1, 2, 3, 4, 5 of the second wireless module (203).

4. An air mouse device according to claim 1, characterized in that the three-axis acceleration calculation module (103) is implemented as follows:

the core chip of the triaxial acceleration computing module is ADXL345, and pins 14, 13, 8 and 9 of the chip ADXL345 are correspondingly connected with pins 13, 14, 18 and 19 of a chip MB90F387S in the first signal processing module (102).

5. An air mouse device according to claim 1, characterized in that the key array module (105) is implemented as follows:

the key array module (105) is composed of 12 keys S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, and forms 7 external output signals X1, X2, X3, X4, Y1, Y2, Y3, and the signals X1, X2, X3, X4, Y1, Y2, and Y3 are correspondingly connected with pins 36, 35, 34, 33, 31, 30, and 29 of a chip MB90F387S included in the first signal processing module (102).

6. An air mouse device according to claim 1, characterized in that the first power conversion module (101) is implemented as follows:

the core chip of the first power conversion module (101) is AMS1117, and capacitors C18 and C19 are connected in parallel with the input end of the chip AMS1117 to form an input filter unit; the capacitors C20 and C21 are connected in parallel with the output end of the chip AMS1117 to form an output filter unit; the chip AMS1117 realizes that 5VCC is converted into VCC, then 5VCC and VCC are respectively used for supplying power to the first signal processing module (102), the triaxial acceleration computing module (103) and the first wireless module (104), and 5VCC and VCC are respectively 5V and 3.3V.

7. An air mouse device according to claim 1, characterized in that the first wireless module (104) is implemented as follows:

the core chip of the first wireless module (104) is NRF24L01, XT4 is a system crystal oscillator element of the first wireless module (104), pins 9 and 10 connected to the chip NRF24L01 provide clock signal sources for a system, C23 and C24 are filter capacitors of the crystal oscillator element, and R16 is a matching resistor; pins 1, 2, 3, 4, and 5 of the chip NRF24L01 are correspondingly connected with pins 3, 4, 5, 6, and 7 of the chip MB90F387S in the first signal processing module (102).

8. An air mouse device according to claim 1, characterized in that the data protocol module (204) is implemented as follows:

the core chip of the data protocol module (204) is PDIUSB, XT3 is a system crystal oscillator element of the chip PDIUSB, pins 22 and 23 connected to the chip PDIUSB provide clock signal sources for the system, C11 and C12 are filter capacitors of the crystal oscillator element, R10 and D4 form a signal indicating circuit, R21 connected to the chip PDIUSB, resistors R11, R12, R13 and R14 form impedance matching resistors connected to pins 17, 18 and 19 of the chip PDIUSB, pins 2 and 3 of a USB interface connector are correspondingly connected with pins 26 and 25 of the chip PDIUSB, and R4, R2, R5 and R3 respectively form two groups of matching resistors; pins 1, 2, 3, 4, 6, 7, 8, 9, 11, 14, 28, 15, 16 of the data protocol module (204) are correspondingly connected with pins 36, 35, 34, 33, 32, 31, 30, 29, 12, 19, 10, 43, 42 of the chip MB90F 387S.

9. An air mouse device according to claim 1, characterized in that said second wireless module (203) is implemented as follows:

the core chip of the second wireless module (203) is NRF24L01, XT1 is a system crystal oscillator element of the second wireless module 203, pins 9 and 10 connected to the chip NRF24L01 provide clock signal sources for a system, C4 and C5 are filter capacitors of the crystal oscillator element, and R9 is a matching resistor; pins 1, 2, 3, 4, and 5 of the chip NRF24L01 are correspondingly connected with pins 3, 4, 5, 6, and 7 of the chip MB90F387S in the second signal processing module (202).

10. An air mouse device according to claim 1, characterized in that the power conversion module (201) is implemented as follows:

the core chip of the power conversion module (201) is AMS1117, and the capacitors C13 and C14 are connected in parallel with the input end of the chip AMS1117 to form an input filter unit; the capacitors C15 and C16 are connected in parallel with the output end of the chip AMS1117 to form an output filter unit; the chip AMS1117 realizes the conversion from 5VCC (5V) to VCC (3.3V), and then the 5VCC and the VCC supply power for the second signal processing module (202), the data protocol module (204) and the second wireless module (203).