Portable group communication device and method of use
US10237317B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2016 |
| Grant date | Mar 19, 2019 |
| Priority date | — |
| Expiry date | Jun 22, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/02
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A portable communication device comprises a housing having therein: a microphone interface for receiving a first audio signal generated by a microphone connected thereto; an audio processing block in electronic communication with the microphone interface so as to receive the first audio signal, the audio processing block configured to generate a second audio signal corresponding to the first audio signal; a transmitter in electronic communication with the audio processing block so as to be configured to transmit the second audio signal; a receiver configured to receive third audio signals; an audio receive block in electronic communication with the receiver so as to generate a plurality of fourth audio signals, each fourth audio signal corresponding to a respective one of the third audio signals; and a speaker interface for connection to a speaker configured to emit audio corresponding to the fourth audio signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.