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:
Jun. 01, 1993
Filed:
Aug. 26, 1992
Haruki Kinoshita, Hino, JP;
Eishi Motohama, Hino, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A communication terminal apparatus connected to a communication network through a data channel for transfer of line transaction data or packet transaction data and through a signal channel for control of a call to a communication destination party. Communication terminal apparatuses are connected to the communication network and subscriber numbers are usually previously designated, as identification data, to all subscribers of the communication network and as necessary, address data (referred to as subaddresses) arbitrarily set among some of these subscribers are attached to the subscriber numbers. These subscriber numbers and subaddresses are transmitted and received through the signal channel separately from transaction data transmitted and received through the data channel. The present apparatus performs predetermined control operations, depending on whether or not the then received subscriber number (subaddress, if necessary) coincides with one of the previously registered subscriber numbers (subaddresses); the operations include: