CN101071345A - Multifunctional wireless mouse - Google Patents

Abstract

The present invention provides a multifunctional wireless mouse, including: a wireless processing module, a mouse function circuit, characterized in that the multifunctional wireless mouse also includes: an audio amplifier circuit, an audio output unit, and an audio input unit ; Wherein, the audio amplifier circuit is used to amplify the analog audio signal; the audio output unit is used to output the amplified analog audio signal; the audio input unit is used to input the analog audio signal; the advantage of the present invention is , The multifunctional wireless mouse can wirelessly receive the audio data sent by the host at a long distance, and send the audio data to an external computer, and at the same time, it can operate the computer wirelessly.

Description

multifunctional wireless mouse

technical field

The invention relates to a wireless mouse, in particular to a wireless mouse for transmitting audio data.

Background technique

With the advancement of computer technology and the popularization of computers; the peripheral equipment of computers has also become more and more important, and their functions have also increased day by day. The data transmission between the peripheral equipment and the computer has also developed from the original only wired transmission mode to the coexistence of wired transmission and wireless transmission. For example, the traditional connection mode of the mouse is to connect with the computer through a serial interface, but the USB mouse and the Bluetooth mouse appearing on the market are two independent products. During meetings, presentations and multimedia teaching, if the user uses a USB mouse to operate the computer, he is limited by the wired connection method, which will cause distance and space restrictions, and thus cause the user to be unable to fully utilize the mouse. If the user uses a wireless mouse to operate the computer, although the problem of data line connection restrictions has been solved, the wireless mouse cannot receive the wireless audio data sent by the host computer at present, nor can it send wireless audio data to the host computer, so the user cannot give full play to the mouse. Full effect.

The publication date is August 18, 2004, and the Chinese patent application number is 03102295, which discloses a wired/Bluetooth mouse. Adding a laser light source generating circuit also solves the problem that the traditional USB mouse does not have the function of pointing pointer. However, this invention still does not solve the problem of wireless transmission of audio data between the mouse and the host. On February 14th, 2001, another announcement date, the Chinese patent No. 00225279, discloses a mouse communication device, which is equipped with an earphone and a microphone circuit with a communication function on the traditional USB mouse device to realize However, the audio transmission of this invention is realized through audio cable transmission, which is a wired audio transmission technology and cannot realize the wireless transmission function of audio.

Contents of the invention

In view of this, it is necessary to provide a multifunctional wireless mouse, which can not only realize the wireless transmission of audio data between the mouse and the host computer, but also can operate the computer wirelessly.

The multifunctional wireless mouse includes: a button control device, a scroll wheel and displacement coordinate generating device, and a mouse function processing module, which is used to generate mouse operation signals in response to the operation of the button control device, a scroll wheel and displacement coordinate generating device; An encoding/decoding module, which is used for encoding and decoding Bluetooth format data of mouse operation signals and audio signals; a wireless transceiver module, used for sending the wireless mouse operation signals to an external computer to control the operation of the computer The wireless transceiver module can also receive the wireless audio signal sent by the external computer; a laser control generation circuit is used to generate a laser light source to indicate the content displayed by the computer; the multifunctional wireless mouse also includes: a digital An analog conversion module, an audio amplifier circuit, and an audio output unit; wherein, the encoding/decoding module is also used to decode and convert the wireless audio signal into a digital audio signal; the digital-to-analog conversion module is used for The digital audio signal is converted into an analog audio signal; the audio amplifier circuit is used to amplify the analog audio signal; the audio output unit is used to output the amplified analog audio signal. The multifunctional wireless mouse further includes: an audio input unit, used to receive an externally input analog audio signal, the analog audio signal is amplified by an audio amplifier circuit and input to the digital-to-analog conversion module, and converted into a digital audio signal, so The digital audio signal is sent to the external computer through the wireless transceiver module.

The multifunctional wireless mouse further includes: a laser control generation circuit for generating a laser light source.

The audio input unit is a sound sensor; or the audio input unit is an audio input interface, which can be connected with a microphone.

The wireless transceiver module is a bluetooth transceiver module, and the encoding/decoding module is for encoding and decoding bluetooth encoding format data.

The audio output unit is a speaker, which can directly play the analog audio signal; or the audio output unit is an audio output interface, which can be connected to an earphone, and the analog audio signal can be played through the earphone.

The advantage of the present invention is that the audio data sent by the host can be wirelessly received from a long distance, and the wireless audio data can be sent to the host, and the calculation can be controlled wirelessly. Simultaneously, the light source produced by the laser generating device on the multifunctional wireless mouse device can play the function of pointer indication.

Description of drawings

FIG. 1 is a structural schematic diagram of a multifunctional wireless mouse of the present invention.

Detailed ways

Please refer to FIG. 1 , which is a structural diagram of a multifunctional wireless mouse in this embodiment. Described wireless mouse comprises a wireless processing module 30, and this wireless mouse 1 carries out wireless connection with external computer system (not shown) through this wireless processing module 30, transmits the mouse operation signal of wireless mouse 1 and the connection between wireless mouse 1 and computer system. between audio signals. The wireless processing module 30 includes a wireless transceiver module 301 and a coding/decoding module 302 .

The wireless mouse 1 also includes a mouse signal generation module 20, which is used to generate the mouse operation signal for controlling the external computer system, which includes: a button control device 201, a scroll wheel and a displacement coordinate generation device 202, which are used to generate the operation signal; The mouse signal generation module 20 also includes a mouse function processing module 203, which is used to receive the operation signals generated by the button control device 201 and the scroll wheel and displacement coordinate generation device 202, and process the mouse signals to generate the mouse operation Signal.

The wireless mouse 1 also includes an audio processing module 40 for outputting the audio signal received by the wireless processing module 30 from an external computer. The audio processing module 40 can also receive an externally input audio signal, and transmit the received audio signal to an external computer through the wireless processing module 30 after processing. The audio processing module 40 includes: an audio output unit 401 , an audio input unit 402 , an audio amplifier circuit 403 and a digital/analog conversion module 404 .

The working principle of the multifunctional wireless mouse wireless operation computer is as follows: the button control device 201 and the scroll wheel and displacement coordinate generating device 202 respond to the user's operation and generate an analog signal, and the analog signal is processed by the mouse function processing module 203 to generate a mouse operation signal , the mouse operation digital signal is input to the encoding/decoding module 302 of the wireless processing module 30, the encoding/decoding module 302 encodes the mouse operation signal into a mouse operation signal in a wireless encoding format, and transmits the mouse operation signal through the wireless transceiver module 301 The mouse operation signal after the wireless coding described above is output to an external computer (not shown in the figure), so as to realize the function of the multifunctional wireless mouse to remotely operate the computer.

Multifunctional wireless mouse and computer audio transmission is divided into audio transmission from computer to wireless mouse 1 and audio transmission from wireless mouse 1 to computer.

The working principle of the audio transmission of the computer to the wireless mouse 1 is: the wireless transceiver module 301 receives the wireless audio data sent by the external computer, and the received wireless audio data is input into the encoding/decoding module 302, and the encoding/decoding module 302 converts the wireless audio data The wireless audio data described above is decoded into a digital audio signal, and the digital audio signal is input into the digital-to-analog conversion module 404 for digital-to-analog conversion processing, converted into an analog audio signal, and the analog audio signal is input into the audio amplifier circuit 403 for amplification processing, And output an amplified analog audio signal, the amplified analog audio signal is output through the audio output unit 401 to realize the function of the multifunctional wireless mouse to listen to the music of the host. The audio output unit can be a loudspeaker, which can directly play the analog audio signal; the audio output unit 401 can be an audio output interface, which can be connected to an earphone (not shown), and the analog audio signal can be played through the earphone.

The audio transmission working principle of the wireless mouse 1 to the computer is: the audio input unit 402 of the audio processing module 40 receives an external analog audio signal, and the analog audio signal is input to the audio amplifier circuit 403, and the audio amplifier circuit 403 amplifies the analog audio signal , output an amplified analog audio signal, the amplified analog audio signal is input to the digital-to-analog conversion module 404 to be converted into a digital audio signal, and the digital audio signal is input to the encoding/decoding module 302, and the encoding/decoding module 302 The digital audio signal is encoded into wireless audio data, and the wireless audio data is input into the wireless transceiver module 301 and sent to an external computer through the wireless transceiver module 301 . The audio input unit 202 can be a sound sensor or the audio input interface can be connected to a microphone (not shown).

In this embodiment, the wireless processing module 30 may be a Bluetooth processing module 30, the corresponding wireless transceiver module 301 is a Bluetooth transceiver module, and the encoding/decoding module 302 performs encoding and decoding of Bluetooth encoding format data.

The wireless multifunctional mouse 1 also includes a laser generation control circuit 10 for generating a laser light source; the laser generation control circuit 10 is controlled by a reset switch (not shown); When the reset switch of the laser generating circuit is controlled, the laser generating control circuit is triggered to generate a laser light source, and the laser light source is used for the multifunctional wireless mouse to indicate the display content output by the computer.

Claims (8)

1. A multi-function wireless mouse, comprising: the mouse comprises a key control device, a roller and displacement coordinate generating device and a mouse function processing module, wherein the mouse function processing module is used for responding to the operations of the key control device, the roller and the displacement coordinate generating device and generating a mouse operation signal; the encoding/decoding module is used for encoding the wireless mouse operation signal into a wireless mouse operation signal; a wireless receiving and transmitting module for transmitting the wireless mouse operation signal to an external computer to control the operation of the computer; the wireless transceiver module can also receive a wireless audio signal sent by the external computer; it is characterized in that the multifunctional wireless mouse further comprises: the digital-to-analog conversion module, an audio amplification circuit and an audio output unit; wherein,

the encoding/decoding module is also used for decoding and converting the wireless audio signal into a digital audio signal;

the digital-to-analog conversion module is used for converting the digital audio signal into an analog audio signal;

the audio amplifying circuit is used for amplifying an analog audio signal;

the audio output unit is used for outputting the amplified analog audio signal.

2. The multifunctional wireless mouse of claim 1, wherein said multifunctional wireless mouse further comprises: and the audio input unit is used for receiving an analog audio signal input from the outside, the analog audio signal is amplified by the audio amplifying circuit and input into the digital-to-analog conversion module to be converted into a digital audio signal, and the digital audio signal is sent to the external computer through the wireless transceiving module.

3. The multifunctional wireless mouse as recited in claim 2 wherein said audio input unit is a sound sensor.

4. The multifunctional wireless mouse as recited in claim 2 wherein said audio input unit is an audio input interface connected to a microphone.

5. The multifunctional wireless mouse as recited in claim 1 wherein said wireless transceiver module is a bluetooth transceiver module, said encoding/decoding module is for encoding and decoding data in bluetooth encoding format.

6. The multifunctional wireless mouse of claim 1, wherein said multifunctional wireless mouse further comprises: a laser control generating circuit for generating a laser source.

7. The multifunctional wireless mouse as recited in claim 1 wherein the audio output unit is a speaker for directly playing the analog audio signal.

8. The multifunctional wireless mouse as recited in claim 1 wherein the audio output unit is an audio output interface that can be connected to an earphone through which the analog audio signal is played.

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