Patent ID: 6311052
Filing Date: 2001-10-30
Classification: H04B,H04M

Abstract:
A radio system for use by a vehicle driver who has his/her hands on a steering bar of the vehicle, comprising:a 2-way radio that includes a microphone and speaker, and that normally is in a receive mode but which can be switched to a transmit mode to transmit at a first radio frequency and that has PTT (push-to-talk) circuitry;a PTT control unit which includes a switch positioned for manual activation by the driver's hand and a short range radio PTT transmitter which transmits a PTT signal when said switch is manually activated, with said PTT circuitry on said 2-way radio including a radio receiver circuit that operates said PTT circuitry to place said 2-way radio in said transmit mode when said radio receiver circuit receives a radio PTT signal from said short range radio PTT transmitter;said PTT control unit has an exposed switch-activation area and said PTT control unit includes a finger mount constructed to mount on one of the driver's fingers with said switch-activation area exposed and constructed to be activated when that driver's finger is pushed against the vehicle steering bar.