Patent ID: 8712082

Claim:
A method of manufacturing a firmware-updated programmable hearing device comprising at least one processor and a memory unit in which hearing device firmware is stored, said hearing device further comprising a communication interface for communication via a wireless communication link, and wherein a portion of the hearing device firmware is wireless firmware comprising a protocol stack for said communication via said wireless communication link, said method comprising the steps of d) copying data stored in said memory unit to an external storage unit; and subsequently b) loading an update application, not currently stored in said hearing device, into said hearing device via said wireless communication link; a) executing the update application in said processor thereby installing an updated version of said wireless firmware comprising said protocol stack in said memory unit; and subsequently f) establishing said wireless communication link using said updated version of said wireless firmware comprising said protocol stack; g) loading an updated version of at least a portion of not-yet updated hearing device firmware into said hearing device via said wireless communication link; and e) loading at least part of said data stored in said external storage unit back into said memory unit.