Patent ID: 7526305

Claim:
A method for operating a wireless communication device comprising a radio chip processor and a radio push-to-talk key coupled thereto, and a microprocessor and a user push-to-talk key coupled thereto, the method comprising: using the microprocessor to check a status of the radio push-to-talk key relative to a status the user push-to-talk button, and if the user push-to-talk button is on and the radio push-to-talk key is off, sending a command to the radio chip processor to turn on the radio push-to-talk key and enter a synchronized on state, if the user push-to-talk button is off and the radio push-to-talk key is on, sending a command to the radio chip processor to turn off the radio push-to-talk key and enter a synchronized off state, if the user push-to-talk button is off and the radio push-to-talk key is off, remaining in this synchronized off state, and if the user push-to-talk button is on and the radio push-to-talk key is on, remaining in this synchronized on state.