Patent ID: 8050678

Claim:
An apparatus for executing a handoff process in wireless networks, applicable to a movement of a wireless network station when said wireless network station moves from a source access point (AP) to a destination AP, said apparatus comprising: a plurality of R0 key holder (R0KH) tables, each AP in said wireless networks having one of said R0KH tables for storing identities (IDs) of all ROKHs accessible to the AP within coverage of the AP; and a processor for executing an identity (ID) checking mechanism, said ID checking mechanism determining a setting parameter of a handoff process in an authentication response message responded to said wireless network station according to whether a R0KH ID contained in an authentication request message requested by said wireless network station is stored in the R0KH table of said destination AP or not; wherein said wireless network station executes said handoff process according to said setting parameter.