Patent ID: 6979963

Claim:
A method of wirelessly controlling a sewing machine, the sewing machine including a main housing, a motor unit disposed in the main housing, a wireless receiver module mounted on the main housing, and a speed control module separate from the main housing and operable so as to enable wireless transmission of signals to the wireless receiver module in response to a treading action thereon, said method comprising the steps of: a) enabling operation of the speed control module for transmitting wirelessly and continuously an initial signal to the wireless receiver module, the initial signal including a preset security code portion; b) enabling the wireless receiver module to receive the initial signal from the speed control module and to store the security code portion of the received initial signal therein; c) enabling operation of the speed control module for transmitting wirelessly an incoming control signal to the wireless receiver module, and enabling the wireless receiver module to receive the incoming control signal from the speed control module, the incoming control signal including an identification code portion and a speed control code portion; d) configuring the wireless receiver module to verify whether the identification code portion of the received incoming control signal matches the security code portion stored therein; and e) when a match is detected, controlling operation of the motor unit in accordance with the speed control code portion of the incoming control signal received by the wireless receiver module.