The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 04, 2012
Filed:
Aug. 19, 2008
Norio Kotera, Tokyo, JP;
Jun Fujimoto, Tokyo, JP;
Nobuyuki Nonaka, Tokyo, JP;
Universal Entertainment Corporation, Tokyo, JP;
Abstract
An IP telephone system according to the present invention includes a plurality of communication devices T, Tallowed to mutually communicate through a network (IP network); a server for executing a connection starting process of communication between the communication devices, as well as for controlling communication data transmitted and received between the server and the communication devices during the communication between the communication devices; and a data transmission and reception controller for mutually switching, upon input of a predetermined command, a communication mode between a standard communication mode and a power-saving communication mode in a condition that communication connection is established between the communication devices upon execution of the connection starting process. The sound data is transmitted and received between the communication devices and the server in the standard communication mode. Transmission and reception between the communication devices and the server is stopped with respect to the sound data below a predetermined level while being continued with respect to the sound data beyond the predetermined level received in the power saving communication mode.