Gn Netcom A/s

Bo Schmidt

Tomasz Jerzy Goldman

Stefan Heise

Claus Tondering

Thomas Pedersen

Henning Toft Schwarz

The invention relates to a method of programming a processing unit by firmware in a protocol converter for providing first data received from a telephone device in accordance with a first protocol to a headset system in accordance with a second protocol and for providing second data received from the headset system in accordance with the second protocol to the telephone in accordance with the first protocol, the operation of the protocol converter being controlled by the processing unit. The invention further relates to a protocol converter, such as an Electronic Hook Switch adapter, for providing first data received from a telephone device in accordance with a first protocol to a headset system in accordance with a second protocol and for providing second data received from the headset system in accordance with the second protocol to the telephone device in accordance with the first protocol. The headset system provides firmware to the protocol converter in accordance with the second protocol.

Firmware upgrade function for deskphone electronic protocol converter

A headset base unit () comprising a base housing (), a headset holder () for holding a headset (). The headset base unit () has control means (), by means of which an audio channel can be opened between the headset () and a selected one of the telecommunication devices (), and a display unit () with a display () adapted for displaying device icons () representing connected telecommunication devices (). A further communication system () comprising a headset system () and a cordless telephone (). The headset system () comprises a wireless headset () with a headset transceiver () and a headset base unit () with headset base transceiver means (). The handset transceiver () and the telephone base transceiver means () can be connected by a second radio link () according to the first radio standard. The headset base transceiver means () and the telephone base transceiver means () are adapted to be connected by a third radio link () according to the first radio standard, wherein the headset () can be used for a telephone call via the first radio link () and the third link ().

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Lyngby, Denmark

Bo Schmidt