Patent · US Expired

Input/output (I/O) scanner for a control system with peer determination

US6327511A · kind A · utility

82Cited by
52References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 1998
Grant dateDec 4, 2001
Priority date
Expiry dateDec 30, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P90/02
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

The present invention is directed to an apparatus for communication with at least one device which resides on a standard communications network using a standard communications protocol. The apparatus has a scanner for scanning the device, a device scan table for storing data relating to the device, and a standard communications interface for interfacing between the device scanner and the standard communications network using the standard communication protocol. The present invention is also directed to a device scanner for a first device located on a first node of a standard communications network. The device scanner is provided for scanning devices on the standard communications network, and for identifying a second device on a second node of the standard communications network. The device scanner has an initiator for initiating a first communications command in a peer protocol format to the second node, a receptor for receiving from the second node a second communications command in the peer protocol format, in response to the first communications command, and an identifier for identifying the second device on the second node as a peer device. This apparatus and device can be use…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.