Patent ID: 9743345
Date: 2017-08-22
CPC Classifications: H04W

Claim:
1. A network service extension method capable of extending the range of a network service, comprising the following steps: establishing a wireless link between a substantial network unit of a physical wireless network relay device and a wireless network serving device; configuring a virtual wireless network serving unit of the physical wireless network relay device according to a link setting of the wireless network serving device, so that a link setting of the virtual wireless network serving unit is the same as the linking setting of the wireless network serving device and thereby a wireless network demand device treats the virtual wireless network serving unit of the physical wireless network relay device as the wireless network serving device; establishing a wireless link between the virtual wireless network serving unit and the wireless network demand device; and establishing a connection between the wireless network serving device and the wireless network demand device via the virtual wireless network serving unit of the physical wireless network relay device and the substantial network unit of the physical wireless network relay device, wherein the step of establishing the link between the virtual wireless network serving unit and the wireless network demand device includes: having the virtual wireless network serving unit send a beacon, so that the wireless network demand device is operable to detect the existence of the virtual wireless network serving unit; and having the virtual wireless network serving unit send a probe response signal in response to a probe request signal from the wireless network demand device; wherein the link setting of the wireless network serving device includes: a service set identifier (SSID), a security type and a key; wherein the transmission between the substantial network unit of the physical wireless network relay device and the virtual wireless network serving unit of the physical wireless network relay device is wired transmission.