Pickup apparatus and pickup method
US10015591B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2016 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Dec 19, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2430/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A pickup apparatus includes a digital signal processor, at least one microphone, multiple amplifiers, and multiple analog-to-digital converters (ADCs), where each microphone is configured to receive an audio signal, and send the audio signal to an amplifier corresponding to the microphone, each amplifier is configured to amplify the received audio signal, and send the amplified audio signal to an analog-to-digital converter corresponding to the amplifier, each analog-to-digital converter is configured to convert the received audio signal into a digital signal, and send the digital signal to the digital signal processor, and the digital signal processor is configured to receive multiple digital signals sent by the multiple analog-to-digital converters, determine an unclipped digital signal from the multiple received digital signals, and determine an output signal according to a gain value corresponding to the unclipped digital signal. The pickup apparatus disclosed in the present disclosure may have excellent pickup performance in various pickup scenarios.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.