CN2727854Y - Photoelectric dual-purpose wireless mouse - Google Patents

Abstract

The utility model discloses a photoelectric dual-purpose wireless mouse, comprising a mouse body and an internal circuit. The photoelectric dual-purpose wireless mouse is characterized in that a positioning ball in the mouse body is provided with black and white markings. The internal circuit adopts the advanced fuzzy control technique. The photoelectric dual-purpose wireless mouse converts the rolling (positioning) information into light pulse by making use of the black and white spots on the positioning ball, equalling to that the shim plate of the photoelectric mouse is arranged on the positioning ball, so the photoelectric dual-purpose wireless mouse can be held in hand or placed on the tabletop for using without one shim plate.

Description

Photoelectric dual-purpose wireless mouse

Technical field:

The utility model relates to a computer peripheral device-a photoelectric wireless mouse, which is especially suitable for handheld use.

technical background:

The current mouse products can be divided into two types: wired mouse and wireless mouse. Both kinds of mice are only suitable for desktop movement, and cannot adapt to the characteristics of mobile requirements of personnel (especially teachers) who do multimedia lectures.

Invention content:

The purpose of this utility model is exactly a kind of photoelectric type dual-purpose wireless mouse designed for above-mentioned defect, and it can be held in hand and control the equipment of multimedia courseware and even whole computer.

The photoelectric dual-purpose wireless mouse of the utility model is composed of a mouse body and an internal circuit, and is characterized in that there are black and white stripes on the positioning ball in the mouse body.

The photoelectric type uses the black and white dots on the positioning ball to convert the rolling (positioning) information of the positioning ball into light pulses, which is equivalent to installing the backing plate of the photoelectric mouse on the positioning ball, so it can be held in the hand or It can be used in desktop state.

The above-mentioned dual-purpose wireless mouse is characterized in that the black and white stripes on the positioning ball are black dots on a white background or white dots on a black background.

The photoelectric dual-purpose wireless mouse as above is characterized in that the internal circuit includes a mechanical optical coupling part, an analog-to-digital conversion part, a state selection part, a fuzzy processing part, a central processing part, a data transmission part, and a power supply part; their connection relationship Yes: the mechanical optical coupling part is mechanically connected and optically coupled, and then electrically connected in turn; the analog-to-digital conversion part is either directly connected to the central processing part or connected to the central processing part through the fuzzy processing part under the control of the state selection part.

The use of fuzzy processing circuit can quickly point to the desired target, which can greatly facilitate the use.

The photoelectric dual-purpose wireless mouse as above is characterized in that the fuzzy processing part adopts MC68HC05.

Working principle of the utility model:

Turn on the power switch. Hand-held state: Remove the base, move the positioning ball with your fingers, the vertical photocoupler and horizontal photocoupler generate pulse signals according to the rolling information of the positioning ball, and the pulse signals are processed by the central processing unit of the A/D converter. After the processing of the central processing unit is completed, the data is sent from the wireless transmitter to the computer, and the computer updates and responds to the commands received from the mouse. Desktop status: install the base, drag the mouse by hand, the vertical optocoupler and horizontal optocoupler generate pulse signals according to the rolling information of the positioning ball, and the pulse signals are processed by the central processing unit of the A/D converter. After the processing of the central processing unit is completed, the data is sent from the wireless transmitter to the computer, and the computer updates and responds to the commands received from the mouse.

This improvement has the following advantages:

(1) The treatment of black and white stripes on the photoelectric positioning ball is the first, which is equivalent to installing the backing plate of the photoelectric mouse on the positioning ball, so as long as there is a flat surface on the desktop, it can be used; at the same time, it has a unique The handheld application function can be held in the hand to control the computer.

(2), using advanced fuzzy control technology.

(3) There are two working states to choose from. It can be used as an ordinary mouse on the desktop, and has the function of handheld application.

Description of drawings:

The embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings.

Fig. 1 is a top view of the utility model embodiment.

Fig. 2 is a sectional view of Fig. 1 .

Fig. 3 is the positioning ball 02 in the embodiment of the utility model.

Fig. 4 is an internal circuit diagram of Embodiment 1 of the present utility model.

Fig. 5 is an internal circuit diagram of Embodiment 2 of the present utility model.

In Figures 1 and 2:

01-left button, 02-positioning ball, 03-right button, 04-handheld body, 06-power switch, 07-battery box, 08-base.

In Figure 4:

A1-mechanical optical coupling part, A2-analog-to-digital conversion part, A5-central processing part, A6-data sending part,

A7-Power section.

A1-Mechanical optical coupling part: A1.1 positioning ball, A1.2 vertical optical coupler, A1.3 horizontal optical coupler.

A1-analog-to-digital conversion part: A2.1 A/D converter.

A5-central processing part: A5.1 central processing unit.

A6-data sending part: A6.1 wireless data transmitter.

A7-power supply part: A7.1 battery, A7.2 switch.

In Figure 5:

B1-mechanical optical coupling part, B2-analog-to-digital conversion part, B3-state selection part, B4-fuzzy processing part,

B5-central processing part, B6-data sending part, B7-power supply part.

B1-Mechanical optical coupling part: B1.1 positioning ball, B1.2 vertical optical coupler, B1.3 horizontal optical coupler.

B2-analog-to-digital conversion part: B2.1 A/D converter.

B3-state selection part: B3.4 state switch, B3.5 handheld state, B3.6 desktop state; B3.1 transmission gate 1; B3.2 transmission gate 2, B3.3 NOT gate.

B4-Fuzzy processing part: B4.1 Fuzzy processing machine.

B5-central processing part: B5.1 central processing unit.

B6-Data sending part: B6.1 wireless data transmitter.

B7-power supply part: B7.1 battery, B7.2 switch.

Detailed ways:

1. Basic circuit (Figure 4) mode:

As shown in accompanying drawings 1 and 2, the mouse head from left to right is: left button 01, positioning ball 02, right button 03. The middle part of the mouse body is a hand-held body 04 with a built-in battery box 07, which can hold two AA batteries. The tail of the mouse body is a power switch 06. The whole mouse is placed on the base 08, and the base 08 is detachable. The positioning ball A1.1 is tangent to the vertical optical coupler A1.2 and the horizontal optical coupler A1.3. The vertical optical coupler A1.2 and the horizontal optical coupler A1.3 can be optically coupled with light-emitting diodes and phototransistors. A/D converter A2.1 can choose ADC0809 and so on. The central processing unit A5.1 can choose MCS-51 series. Wireless data transmitter A6.1 can choose bluetooth module. Power supply: battery A7.1, switch A7.2.

For the photoelectric type, the vertical photocoupler A1.2 and the horizontal photocoupler A1.3 use the black and white dots on the positioning ball to convert the rolling (positioning) information of the positioning ball into light pulses, which is equivalent to converting the photoelectric The backing plate of the mouse is installed on the positioning ball, so it can be used as long as there is a flat surface in the desktop state; at the same time, it has a unique handheld application function, which can be held in the hand to control the computer.

When using the mouse, put in the battery and turn on the power switch A7.2. When selecting the desktop state, install the base 08, and you can use the mouse to control the PC. When selecting the handheld state, remove the base 08, you can use the mouse to control the PC.

2 ways to improve the circuit (Figure 5):

As shown in accompanying drawings 1 and 2, the mouse head from left to right is: left button 01, positioning ball 02, right button 03. The middle part of the mouse body is a hand-held body 04 with a built-in battery box 07, which can hold two AA batteries. The tail of the mouse body is from top to bottom, state switch 05, power switch 06. The whole mouse body is placed on the base 08, and the base 08 is detachable. The positioning ball B1.1 is tangent to the vertical optical coupler B1.2 and the horizontal optical coupler B1.3. The vertical optical coupler B1.2 and the horizontal optical coupler B1.3 can be optically coupled with light-emitting diodes and phototransistors.

A/D converter B2.1 can choose ADC0809 and so on. Transmission gate B3.1, transmission gate B3.2 can choose CC4066 and so on. Inverter B3.3 can choose 74LS04 and so on. Fuzzy processor B4.1 can choose MC68HC05 and so on. The central processing unit B5.1 can choose MCS-51 series. Wireless data transmitter B6.1 can choose Bluetooth module. Power supply: battery B7.1, switch B7.2.

When using the mouse, put in the battery and turn on the power switch B7.2. When selecting the desktop state, install the base 08, turn the state switch B3.4 to the desktop state B3.5, and you can use the mouse to control the PC. When selecting the handheld state, remove the base 08, turn the state switch B3.4 to the handheld state B3.6, and you can use the mouse to control the computer.

The improved circuit includes a mechanical optical coupling part, an analog-to-digital conversion part, a state selection part, a fuzzy processing part, a central processing part, a data sending part and a power supply part. Their connections are: mechanical optical coupling part, analog-to-digital conversion part, state selection part, fuzzy processing part, central processing part, data sending part, and power supply part. The mechanical-optical coupling part is mechanically connected and optically coupled, and then electrically connected in turn. The analog-to-digital conversion part is either directly connected to the central processing part (desktop state) or connected to a sub-central processing part via the fuzzy processing part (handheld state) under the control of the state selection part. The power supply part supplies power to the mechanical optical coupling part, the analog-to-digital conversion part, the state selection part, the fuzzy processing part, the central processing part, and the data sending part.

Improve the internal connection relationship of each component of the circuit. Mechanical optical coupling part: positioning ball, vertical optical coupler, horizontal optical coupler. Analog-to-digital conversion part: A/D converter. State selection part: the state switch is connected to the handheld state, and the transmission gate is 1; the state switch is connected to the desktop state, the NOT gate, and the transmission gate is 2. Obfuscation part: obfuscation processor. Central processing part: central processing unit. Data sending part: wireless data transmitter. Power part: battery, switch.

Working principle of the utility model under the improved circuit:

Turn on the power switch, and put the state switch in the handheld state or the desktop state. Hand-held state: remove the base, move the positioning ball with your finger, the vertical optocoupler and the horizontal optocoupler generate a pulse signal according to the rolling information of the positioning ball, the pulse signal enters the fuzzy processor after the A/D converter, and is fuzzy processed processed by the central processing unit. After the processing of the central processing unit is completed, the data is sent from the wireless transmitter to the computer, and the computer updates and responds to the commands received from the mouse. Desktop status: install the base, drag the mouse by hand, the vertical optocoupler and horizontal optocoupler generate pulse signals according to the rolling information of the positioning ball, and the pulse signals directly enter the central processing unit after passing through the A/D converter. After the processing of the central processing unit is completed, the data is sent from the wireless transmitter to the computer, and the computer updates and responds to the commands received from the mouse.

Claims (3)

1. The photoelectric dual-purpose wireless mouse is composed of a mouse body and an internal circuit. The internal circuit includes a mechanical optical coupling part, an analog-to-digital conversion part, a state selection part, a fuzzy processing part, a central processing part, a data sending part, and a power supply part; they The connection relationship is: the mechanical optical coupling part is mechanically connected and optically coupled, and then electrically connected in turn; it is characterized in that there are black and white stripes on the positioning ball in the mouse body. 2. The photoelectric dual-purpose wireless mouse as claimed in claim 1, characterized in that the black and white stripes on the positioning ball are black dots on a white background or white dots on a black background. 3. The photoelectric dual-purpose wireless mouse according to claim 1 or 2, characterized in that MC68HC05 is used for the fuzzy processing part.

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