Voice signal interference device
A technology of voice signal and interference device, which is applied in the direction of communication interference and electrical components, which can solve the problems of voice signal interference and inability to effectively prevent eavesdropping, and achieve simple generation method, directional anti-eavesdropping, and good interference effect Effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0023] Embodiments of the present invention will be further described below in conjunction with the accompanying drawings.
[0024] The voice signal interference device provided by this embodiment is as figure 1 As shown, it includes voice signal acquisition and input module, automatic gain adjustment module, analog filter, analog-to-digital converter, digital signal superposition module, digital signal processing module, digital-to-analog converter, power amplifier circuit module, matching circuit module, ultrasonic transducer Energy array module and 100 digital phase shifting modules. Voice signal acquisition input module, automatic gain adjustment module, analog filter and analog-to-digital converter are connected successively, and the output end of analog-to-digital converter is connected with the input end of digital phase-shifting module 1, except digital phase-shifting module 100, all the other each The output end of each digital phase-shifting module is equally divide...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com