IP network explosion-proof sound amplification instruction talkback telephone set with voice recognition control function
The invention provides an IP network explosion-proof sound amplification instruction talkback telephone set with a voice recognition control function. The IP network explosion-proof sound amplification instruction talkback telephone set comprises an explosion-proof shell external outgoing cable, an...
Gespeichert in:
Hauptverfasser: | , , |
---|---|
Format: | Patent |
Sprache: | chi ; eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | The invention provides an IP network explosion-proof sound amplification instruction talkback telephone set with a voice recognition control function. The IP network explosion-proof sound amplification instruction talkback telephone set comprises an explosion-proof shell external outgoing cable, an explosion-proof shell internal main control circuit and an explosion-proof shell external intrinsic safety circuit which are connected in sequence. The explosion-proof shell external intrinsic safety circuit comprises a display circuit, a switch circuit, a keyboard circuit, a background noise detection circuit, an anti-noise microphone circuit, a built-in loudspeaker circuit, an anti-noise voice pickup circuit, a single-chip microcomputer control circuit b and a fault detection processing circuit a. Wherein the single-chip microcomputer control circuit b is respectively connected with the display circuit, the switch circuit, the keyboard circuit, the background noise detection circuit and the fault detection proces |
---|