Public network walkie-talkie with GPS

Abstract

The invention discloses a public network walkie-talkie with GPS. The walkie-talkie includes a power supply, a public network walkie-talkie main body, an operation panel, a flashlight, an antenna, a SIM master, a MIC, an audio input port, a volume switch knob, a loudspeaker, an audio output port and a GPS antenna. The public network walkie-talkie main body includes a power supply circuit, an MCU circuit, a CDMA circuit, an audio circuit and a GPS circuit; the power supply is connected with the MCU circuit through the power supply circuit; the operation panel is connected with the MCU circuit; the MCU circuit is connected with the flashlight and the CDMA circuit separately; the MCU circuit is connected with the GPS antenna through the GPS circuit; the antenna, the SIM master, the MIC and the audio input port are separately connected with the CDMA circuit; the MIC is connected with the audio input port; the CDMA circuit is separately connected with the loudspeaker and the audio output port through the audio circuit; the loudspeaker is connected with the audio output port; and the volume switch knob is connected with the power supply circuit and the audio circuit separately.

Description

technical field [0001] The invention relates to the technical field of wireless communication, in particular to a walkie-talkie, a public network walkie-talkie with GPS. Background technique [0002] With the development of public mobile communication, the walkie-talkie market has gradually become an important professional communication market, and it is one of the fastest-growing communication products except mobile phones. Walkie-talkies are widely used in various fields of the national economy, and have become important wireless communication equipment for national security, traffic management, petrochemical, construction, property security and other departments. [0003] At present, the common walkie-talkies on the market are all open-ended, and many walkie-talkies can receive them, and the information cannot be kept confidential. [0004] At present, there is an urgent need for a long-distance and fast communication device within the team in communities, construction a...

AI Technical Summary

Problems solved by technology

[0003] At present, the common walkie-talkies on the market are development-type, and many walkie-talkies can receive them, and cannot obtain information confidentiality

Images