VILLAGE BROADCASTING SYSATEM HAVE EMERGENCY CALL RECEIVER WITH MULTIPLE RF KEY AND DRIVING METHOD THEREOF

摘要

PURPOSE: A village broadcasting system including an emergency beeper and a driving method thereof are provided to offer an announcement by using a rechargeable battery installed in the emergency beeper and a transmitter. CONSTITUTION: One or more emergency beepers(300) wirelessly receive broadcasting mention through a living RF(Radio Frequency) signal which exists between 400MHz and 472MHz. One or more emergency beepers output the broadcasting mention by using the inputted living RF signal. A remote controller(200) is connected between a transmitter(100) and a wired and wireless telecommunication network. The remote controller controls the transmitter. The emergency beepers are individually installed in a plurality of RF keys(310) for charging energy. [Reference numerals] (AA) Life broadcasting communication network; (BB) Wired and wireless telecommunication network