DISTRIBUTED PICO-CELL MOBILITY
First Claim
1. A method of preparing a mobile station for handover between access points, the method comprising the steps ofthe mobile station associating with a first access point in a predetermined group of access points defining a pre-authentication area (PAA),the mobile station authenticating itself before at least one prevalent access point of the group,upon being accepted for authentication before the prevalent, the mobile station receiving a response comprising a list of frequencies pertaining to access points of the group.
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Accused Products
Abstract
System (PAA-BSS) comprising a plurality of access points (AP), defining a pre authentication area (PAA), the system communicating a list of frequencies relating to the access points of the pre-authentication area (PAA) and information as to the relative position of the access points to the a mobile station seeking pre-authentication before the system. Method of preparing a mobile station for handover between access points, wherein the mobile station associating (11, 21, 31) with a first access point in a predetermined group of access points (PAA-BSS) defining a pre-authentication area (PAA), the mobile station authenticating (12, 22, 32) itself before at least one prevalent access point of the group (PAA-BSS), upon being accepted for authentication before the prevalent, the mobile station receiving a response comprising a list of frequencies (14, 24, 34) pertaining to access points of the group (PAA-BSS).
18 Citations
12 Claims
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1. A method of preparing a mobile station for handover between access points, the method comprising the steps of
the mobile station associating with a first access point in a predetermined group of access points defining a pre-authentication area (PAA), the mobile station authenticating itself before at least one prevalent access point of the group, upon being accepted for authentication before the prevalent, the mobile station receiving a response comprising a list of frequencies pertaining to access points of the group.
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2. The method according to claim 2, wherein the list of frequencies comprise information as to the relative index position of the access points of the pre-authentication area relative to one another.
- 5. A system comprising a plurality of access points, defining a pre-authentication area, the system communicating a list of frequencies relating to the access points of the pre-authentication area and information as to the relative position of the access points to the a mobile station seeking pre-authentication before the system.
- 11. A mobile station being adapted for associating and authenticating itself before an access point, the mobile station, upon receiving a response signal, comprising a list of frequencies relating to a group of access points of a pre-authentication area, for pre-authenticating the mobile station to said group.
Specification