2results about How to "Appropriate volume" patented technology

The invention belongs to the field of interphones, and provides a mobile phone auxiliary type intelligent interphone and an implementation method thereof, and the mobile phone auxiliary type intelligent interphone comprises a mobile phone end assembly which comprises a central processing unit, an audio processing chip, a first connection module, a loudspeaker and a microphone; the interphone end assembly comprises a main control chip, a wireless communication module, a second connection module and a power management module; a radio frequency transceiver chip is arranged in the wireless communication module, data transmission is carried out between the second connection module and the first connection module, and the audio processing chip adopts a CNN noise reduction model to process digital audio signals; according to the method, the digital audio signals are processed through the CNN noise reduction model, various complex background noises can be accurately identified and removed, clear voice signals can be restored, the voice definition and intelligibility are greatly improved, it is ensured that both communication parties can accurately transmit information in a noisy environment, and the user experience is improved. The problem of poor voice quality caused by noise interference in a traditional matching mode is effectively solved.

The utility model relates to the technical field of carbon product production technology provides a kind of powder mixing batching device for special graphite production, including screening machine, secondary powder bin, batching scale and mixer, the top of screening machine is provided with secondary powder bin, star unloader is arranged between screening machine and secondary powder bin, the bottom of screening machine is provided with bunker group one, bunker group two and bunker group three, the side of screening machine is provided with bunker group four, batching screw is arranged below bunker group one, bunker group two and bunker group three, the utility model is effectively screened to secondary powder by screening machine, different granularity material is separated and respectively stored in multiple bunker groups, then by batching device such as batching screw, batching scale, the accurate batching mixing operation of different granularity or volatile fraction powder can be realized. Strictly control the granularity, volatile fraction and other parameters of powder within the range of process requirement, provide standard-compliant raw material for subsequent loading forming, ensure the quality stability of special graphite production from source.