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:
Sep. 01, 1998
Filed:
Oct. 15, 1993
Yasuhiro Hashimoto, Osaka, JP;
Masahiro Sako, Osaka, JP;
Hiroyuki Inenaka, Osaka, JP;
Yuji Yamashita, Osaka, JP;
Mita Industrial Co., Ltd., Osaka, JP;
Abstract
A terminal device management system includes a plurality of terminal devices and a remote management apparatus for remotely managing the plurality of terminal devices. The remote management apparatus includes a data receiving section, a management table storing section for storing a management table including identifiers for the terminal devices which are set to transmit data in a transmission time interval for identifying whether data has been Bent from the terminal devices or not, a timer section for measuring a time period during which a line is not connected in the transmission time interval, and a control section for detecting whether or not the time period measured by the timer section reaches a predetermined time period, and for, when it is detected that the predetermined time period is reached, detecting a terminal device the identifier of which in the management table stored in the management table storing section indicates data has not been received therefrom, as a failed terminal device.