Antonelli, Terry, Stout & Kraus
System for controlling communications between an application and a remote system using a protocol identifier and an application context identifier
 In a distributed system having a plurality of interconnected computer systems each having an application program, a process manager which determines the need for a communication process, determines an identifier of a destination system and a protocol and issues a communication process request in response to a process request for database access from the application program, and a virtual communication user for determining an application context in response to the communication process request from the process manager are provided, and a communication path a protocol machine establishes for the virtual communication user. A plurality of virtual communication users for managing the communication process are provided and each virtual communication user manages a plurality of protocol machines so that a plurality of protocols and application programs are simultaneously used for a plurality of destination systems from one application program. 
Hitachi Seibu Software Co., Ltd. Hitachi, Ltd.
H
H04L
inventional
Masaaki Tetsuya Hiromichi
Hatano Watanabe Ishikawa