Patent ID: 8780807

Claim:
Wireless network system, comprising a control device having a communication interface for transmitting and receiving data over a wireless medium and a function device comprising a communication interface for transmitting and receiving data over a wireless medium, a first network address (AD 1 ), a device configuration memory and an application interface connectable to an application device and configured to receive an application control command over said wireless medium, where said control device being configured to send said application control command to said function device with said first network address (AD 1 ), said function device being configured upon receipt of said application control command to at least send an acknowledgement signal to said control device, said control device being configured to send conflict information to said function device in case more than one acknowledgement signal is received, said function device being configured upon receipt of said conflict information to store a second network address (AD 2 ), different from said first network address (AD 1 ), in said device configuration memory so that said function device is addressable in said network system using said second network address (AD 2 ), wherein said control device is configured to assign and to send said second network address (AD 2 ) to said function device, wherein said function device includes a predefined identifier, and said control device is configured to send said second network address (AD 2 ) to said function device addressed with said predefined identifier.