Patent ID: 9197728
Filing Date: 2015-11-24
Classification: H04M

Abstract:
1. A method of programming a telephone headset control unit to be able to be connected to communicate with a plurality base station telephone devices of different manufacturers and an external headset device, said base station telephone devices having a plurality of communication protocols required to switch the telephone device between on- and off-hook states, said headset control unit having a processing unit controlled by firmware in a protocol converter, the protocol converter including capability to perform as an electronic hook switching unit to switching the hook state of the base telephone device from an on-hook to an off-hook state and vice versa in response to commands from the protocol converter comprising the steps of: receiving first data from a base telephone device in accordance with a first protocol of the base telephone device to a headset control system in accordance with a second protocol and receiving second data from the headset system in accordance with the second protocol, said second protocol being capable to causing the base telephone device to switch hook states in accordance with the first protocol, the operation of the protocol converter being controlled by the programmable processing unit, performing the steps of: identifying a specific version of the firmware stored in said headset system for said base telephone device; receiving from the headset system the firmware comprised by at least one data message in accordance with the second protocol; retrieving the firmware from the data message; storing the firmware in a memory coupled to the processing unit; and programming the processing unit by loading the firmware in the processing unit.