IP Library Granted Patent US 7,436,944
Granted Patent B2
US 7,436,944 · App. 11/140,929 · Granted Oct 14, 2008

Repeating device

Assignees: Hitachi Communication Technologies, Ltd.; Telecom Kiki, Ltd.
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Quick Facts
Patent No.
US 7,436,944
App. No.
11/140,929
Granted
Oct 14, 2008
Kind
B2
Abstract

Repeating device connected to a local area network (LAN) which connects a plurality of telephones and relays communication between first and second telephones. The repeating devices include a unit for requesting during communication a response from another receiver-side telephone indicating its availability to receive a call, and a unit for notifying the address of the receiver-side telephone that responded to the caller-side telephone.

Claims (6)

1. A repeating device connected to a local area network which connects a plurality of telephones and relays communication between a first telephone, connected to a first local area network and a second telephone, connected to a second local area network, said repeating device comprising:

means, operable during voice communication between said first telephone and said second telephone, for requesting a response from a transfer-destination telephone indicating its availability to connect a call upon receipt of a demand to transfer the voice communication from said first telephone; and

means for notifying the address of the transfer-destination telephone to said second telephone upon receipt of a response from the transfer-destination telephone indicating its availability to connect a call,

wherein a transfer process of the voice communication between said first telephone and said second telephone on the local area network to a voice communication between said second telephone and the transfer-destination telephone is performed.

2. The repeating device according to claim 1 , further comprising:

means for notifying a response indicating its availability to transfer a call to said first telephone upon receipt of a response from the transfer-destination telephone indicating its availability to connect a call.

Assignments (4)
CHANGE OF NAME Recorded Feb 23, 2011
From: HITACHI TELECOM TECHNOLOGIES, LTD.
To: HITACHI COMMUNICATION TECHNOLGIES, LTD.
Reel/Frame 025824/0645 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 23, 2011
From: YOSHIDA, TAKAHIRO; NOJI, MASARU; SASAKI, TAKAHIRO; SAITO, TADASHI
To: HITACHI TELECOM TECHNOLOGIES, LTD.; TELECOM KIKI, LTD.
Reel/Frame 025824/0706 →
MERGER Recorded Feb 23, 2011
From: HITACHI COMMUNICATION TECHNOLOGIES, LTD.
To: HITACHI, LTD.
Reel/Frame 025824/0822 →
MERGER Recorded Feb 23, 2011
From: TELECOM KIKI, LTD.
To: HITACHI COMMUNICATION TECHNOLOGIES, LTD.
Reel/Frame 025824/0828 →
Continuity (2)
Continuation 0996433300 · Sep 28, 2001
Related Publication 20050220085A1 · Oct 6, 2005