| 摘要 |
The present invention relates to a method of extending an intercom communication range, comprising: a) during the pairing process between a first headset communication device and a second headset communication device, providing cellular related parameters, to be stored in a memory module of each headset communication device, in addition to the common Bluetooth required parameters, such that the cellular related parameters of the first headset includes a cellular phone number associated with the second headset and vice versa; b) establishing an intercom communication between both headsets via a Bluetooth channel; and c) upon detecting intercom communication loss at said Bluetooth channel or unavailable Bluetooth link during said intercom communication, temporarily routing the intercom communication to an alternate cellular communication channel by initiating a cellular call using the stored cellular phone number of the second headset. |
