Multiplex communications – Duplex – Communication over free space
Reexamination Certificate
2007-02-23
2010-12-28
Patel, Jayanti K (Department: 2465)
Multiplex communications
Duplex
Communication over free space
C370S311000, C358S001100
Reexamination Certificate
active
07860035
ABSTRACT:
A communication device is provided in a network including a plurality of network segments to which customer devices are connected respectively, the communication device being connected through a cable or radio communication line to a central management device so that management information required for remote management of the customer devices is exchanged between the communication device and the central management device through the communication line. In the communication device, a searching unit searches customer devices connected to a predetermined network segment among the plurality of network segments in the network by predetermined timing. A transmitting unit transmits segment configuration information of the predetermined network segment as a result of device searching by the searching unit through the communication line to the central management device by predetermined timing.
REFERENCES:
patent: 6574662 (2003-06-01), Sugiyama et al.
patent: 2002/0143936 (2002-10-01), Yu
patent: 2005/0237543 (2005-10-01), Kikuchi
patent: 11-184325 (1999-07-01), None
patent: 2004-221696 (2004-08-01), None
Dickstein & Shapiro LLP
Park Jung
Patel Jayanti K
Ricoh & Company, Ltd.
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