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Audio control device as computer peripheral

A computer and operational amplifier technology, applied in the field of voice control devices as computer peripherals, can solve the problems of deviation between the display area and the original corresponding touch area, hinder the development and promotion of the touch screen system, and the use of touch is not hygienic. Speech recognition function, improved human-computer interaction mode, and convenient programming and adjustment effects

Active Publication Date: 2007-02-14
INST OF AUTOMATION CHINESE ACAD OF SCI +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, due to the structure and material limitations of the touch screen itself, positioning drift often occurs, resulting in a deviation or even mismatch between the display area and the original corresponding touch area, which brings great trouble to normal use.
In order to make up for the above shortcomings, the display and the corresponding touch area must be made as large as possible to increase the effectiveness of the click, but it is obvious that the amount of optional information on each page is reduced; moreover, regular corrections are required position
[0005] (2) During use, due to non-subjective reasons such as pollution by finger attachments and natural aging, regular maintenance is required in frequently touched areas, which undoubtedly greatly increases the maintenance workload of users
[0006] (3) The original touch and use method is not hygienic enough
[0007] To sum up, the efficiency of information query is not high, which will inevitably lead to an increase in the complexity of use. In addition to considerations such as hygiene, it is easy for users to have resistance
However, the original products have higher requirements for maintenance work, which also increases maintenance costs.
These unfavorable factors have hindered the development and promotion of the original touch screen system to a certain extent.

Method used

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  • Audio control device as computer peripheral
  • Audio control device as computer peripheral
  • Audio control device as computer peripheral

Examples

Experimental program
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Effect test

Embodiment Construction

[0033] Such as figure 1 As shown, after the user's voice is collected by the microphone (2), the signal processed by the voice signal filtering and amplification circuit and the gain control circuit (3) is sent to the USB port of the computer, and the voice recognition and synthesis software (1) passes The recognition result is obtained by detecting and processing the voice signal of the sound card, and the information query software feeds back multimedia information such as images, texts, and sounds required by the user to the user through the display screen and loudspeaker according to the content of the recognition result, or through voice recognition and synthesis The software (1) plays the voice information to the user, and completes the interactive function and the voice browsing / query function.

[0034] The design of the filtering and amplifying circuit and the gain control circuit (3) of the speech signal is as follows: image 3 As shown, vcc3 is connected to resistor...

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Abstract

This invention relates to a sound information inquiring system electron device used in sound intercourse and especially to the original touch screen information inquiring product improvement and product update. The device mainly comprises the following parts: sound identifying tool software, microphone, sound signal filter, amplifying circuit and gaining control circuit, coded circuit and drive program, coded circuit and computer interface circuit and matched soft package. This invention fully uses PC materials and realizes the sound browse, inquiring and control functions through combination with the multi-medium software development tools.

Description

technical field [0001] The invention relates to an electronic device used for voice interaction by a voice information query system, in particular to the transformation and product upgrade of the original information query product (touch screen). At the same time, it can also be installed on a personal computer as an external device to realize the voice control function and enhance the operability of the computer. Background technique [0002] The information query system as a dedicated interactive platform mainly achieves the purpose of information query by the user tapping a specific information area on the touch screen with a finger. It is mainly composed of computer host, display screen, touch screen, USB interface sound processing and encryption board, audio power amplifier, cabinet, speaker, power supply and other parts. [0003] The original touch screen information query system mainly has the following problems: [0004] (1) In use, the touch screen that has the ab...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F3/00G06F3/16G06K11/06
Inventor 徐波张东泉肖兵杨永良
Owner INST OF AUTOMATION CHINESE ACAD OF SCI
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