Mobile node adapted router and home agent router
First Claim
1. A mobile node adapted router, forming a network supporting packet communication for at least a mobile node, comprising:
- a memory means for storing a current address of said mobile node which should be stored by a correspondent node of the packet communication in place of the correspondent node and a transfer means for referring to said memory means, converting said home address destination to said current address destination, and transmitting a packet when receiving a packet transmitted from said correspondent node to the home address destination of the mobile node.
1 Assignment
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Accused Products
Abstract
A mobile node adapted router and home agent router operating by the IPv6 protocol able to shorten the time required for updating the current address of the mobile node and increase the speed of switching of the transfer route and providing a transfer route not passing through a home agent every time for a node not supporting this protocol, provided with a memory unit for storing a current address of a mobile node which the correspondent node should store instead of the correspondent node and a transfer unit for referring to the memory unit when receiving a packet transmitted to the home address of the mobile node, converting it to the current address, and transmitting the packet.
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Citations
10 Claims
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1. A mobile node adapted router, forming a network supporting packet communication for at least a mobile node, comprising:
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a memory means for storing a current address of said mobile node which should be stored by a correspondent node of the packet communication in place of the correspondent node and a transfer means for referring to said memory means, converting said home address destination to said current address destination, and transmitting a packet when receiving a packet transmitted from said correspondent node to the home address destination of the mobile node. - View Dependent Claims (2, 3, 5, 6, 7, 8)
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4. A home agent router, forming a network supporting packet communication for at least a mobile node, comprising:
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a receiving means for receiving update notifying information transmitted for notifying the home agent router of updating of the address along with a change of the current address due to movement of the mobile node and an address update notifying means for transmitting the current address after updating to another router forming the network when receiving the update notifying information. - View Dependent Claims (9, 10)
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Specification