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Virtual input device and method

A technology of virtual input and equipment, applied in the input/output process of data processing, instruments, electrical digital data processing, etc., can solve the problems of drawing boards such as single function, inability to adjust, fixed volume, etc., to overcome dependence on the use environment , The effect of ensuring the convenience of use

Pending Publication Date: 2021-04-20
TIANJIN UNIV RENAI COLLEGE +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

First of all, the aforementioned input devices such as keyboard, mouse, and drawing board have a single function; secondly, the aforementioned input devices are fixed in size and cannot be adjusted for different usage environments, which in turn causes inconvenience in use.

Method used

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  • Virtual input device and method
  • Virtual input device and method
  • Virtual input device and method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0034]Such asfigure 1 andfigure 2 As shown, a virtual input device is peripheral devices 1 (such as computer, mobile phones, tablets, etc.), including: L-type ultrasonic sensor array 2, signal amplifier 3, ultrasonic collector 4, and controller 5; wherein the above Virtual input devices with terminal devices such as computers, mobile devices 1 use wired and / or wireless connections. The action of the signal amplifier 3 is enlarged to enlarge the ultrasonic information generated by the vibrating source vibration collected by the L-ultrasonic sensor array 2.

[0035]In a preferred embodiment, the ultrasonic collector 4 is an ultrasonic sensor. The controller 5 is set to a programmable controller 5 and / or a single chip.

[0036]The output terminal of the L-type ultrasonic sensor array 2 is electrically connected to the input terminal of the signal amplifier 3, and the output of the signal amplifier 3 is electrically connected to the input end of the controller 5, and the output of the con...

Embodiment 2

[0040]Based on the first example, further referencefigure 1 andfigure 2 The first sensor group 7 includes four transverse electrically connected ultrasonic sensors; the second sensor set 8 includes four longitudinal electrically connected ultrasonic sensors. Among them, the vertical arrangement between the first sensor group 7 and the second sensor set 8 is determined to determine the area of ​​the first sensor set 7 and the second sensor set 8 as a virtual input area.

[0041]In a preferred embodiment, the sensor on the edge side of the first sensor set 7 is set to the reference sensor of the L-type ultrasonic sensor array 2.

[0042]The signal amplifier 3 is the same as the number of ultrasonic sensors, and one or one corresponds to the connection; the output of the signal amplifier 3 is electrically connected to the input terminal of the controller 5. In a preferred embodiment, the signal amplifier 3 is integrally formed with the controller 5. The signal amplifier 3 and the ultrasonic ...

Embodiment 3

[0045]On the other hand, ifimage 3 As shown, the present invention also proposes a virtual input method, which is applied to the virtual input device provided by the second embodiment and the second embodiment, including:

[0046]S10: Initialize the virtual input device. Bringing the above-described propagation medium by using the user, tap the point varying source position and the L line ultrasonic sensor array constitute a virtual panel. At the same time, the terminal collects the parameter information of the tapping point and the judgment criterion for the subsequent user tap work. Thus, the above virtual input device will initialize periodically to ensure accuracy of the parameter information acquisition.

[0047]Specifically, the above step S10 includes:

[0048]S11: Place the L-type ultrasonic sensor array in the propagation medium; a preferred case, the above-described L-type ultrasonic sensor is bonded to the propagation medium to achieve the same horizontal plane with the vibration ...

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Abstract

The invention provides a virtual input device and method. The virtual input device comprises an L-shaped ultrasonic sensor array, a signal amplifier, an ultrasonic collector and a controller. The L-shaped ultrasonic sensor array is electrically connected with the signal amplifier, the output end of the signal amplifier is electrically connected with the input end of the controller, and the output end of the controller is connected with the input end of the computer; the L-shaped ultrasonic sensor array comprises a first sensor group and a second sensor group. According to the virtual input device and method provided by the invention, the L-shaped ultrasonic sensor array is utilized in the virtual device to obtain the sound source parameter information, the sound source parameter information is amplified and sent to the controller, and the controller further sends the sound source parameter information to the computer for processing calculation and / or display in a wired and / or wireless transmission mode. While multiple information composite input is realized, the defect that the existing input equipment such as a keyboard and a mouse depends on the use environment is overcome, and the use convenience of the virtual input equipment is ensured.

Description

Technical field[0001]The present invention relates to the field of terminal input devices, in particular, to a virtual input device and method.Background technique[0002]Terminal, usually refers to the outermost device in the network, including computers, mobile phones, tablets, etc. The above terminals typically configured include a keyboard, mouse, a painting board, or the like to meet the needs of different users.[0003]However, existing input devices have a certain degree of deficiency in the actual use. First, the input devices such as the keyboard, mouse, and painting boards are single; secondly, the above input device is fixed, which cannot be adjusted for different use environments, which in turn causes inconveniences.Inventive content[0004]The technical problem to be solved by the present invention is to overcome the shortcomings in the prior art, providing a virtual input device and method.[0005]In one aspect, the present invention proposes a virtual input device, an externa...

Claims

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Application Information

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IPC IPC(8): G06F3/043G06F3/041
Inventor 边旭田璧菀
Owner TIANJIN UNIV RENAI COLLEGE