| 摘要 |
A personal safety accessory device that is worn or carried by the user along with a communication device, such as a cellular telephone, is disclosed. In an emergency situation, the personal safety accessory device is actuated causing the accessory device to emit a short range radio frequency signal that is received by the communication device which attempts to establish a connection to a predetermined address. If a connection is established, the communication device transmits a message, which may consist of voice and/or data to the predetermined address. The connection may be automatically terminated after successful transmission of the message or the connection may remain intact until it is manually terminated. If the connection is not successfully established, the communication device will repeatedly attempt to establish the connection until it is successfully established or the connection has been manually terminated. Alternatively, the communication device will attempt to sequentially establish a connection to a predetermined list of addresses in order to transmit a message, which may consist of voice and/or data, to same.
|
