REDUNDANT PC SYSTEM
First Claim
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1. A redundant PC system comprising:
- a plurality of redundant PCs which is to be connected through a network, each of the redundant PCs comprising hardware on which an interface for connection to the network is mounted and a host OS configured to operate on the hardware,wherein the host OS is provided with a virtualization unit, and a redundant unit and a real-time communication unit, the redundant unit and the real-time communication unit being configured to operate as separate processes independent of the virtualization unit, andwherein the redundant unit is configured to perform a control monitoring for making a PC redundant via a universal interface.
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Abstract
A redundant PC system includes a plurality of redundant PCs which is to be connected through a network. Each of the redundant PCs includes hardware on which an interface for connection to the network is mounted and a host OS configured to operate on the hardware. The host OS is provided with a virtualization unit, and a redundant unit and a real-time communication unit, the redundant unit and the real-time communication unit being configured to operate as separate processes independent of the virtualization unit. The redundant unit is configured to perform a control monitoring for making a PC redundant via a universal interface.
12 Citations
5 Claims
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1. A redundant PC system comprising:
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a plurality of redundant PCs which is to be connected through a network, each of the redundant PCs comprising hardware on which an interface for connection to the network is mounted and a host OS configured to operate on the hardware, wherein the host OS is provided with a virtualization unit, and a redundant unit and a real-time communication unit, the redundant unit and the real-time communication unit being configured to operate as separate processes independent of the virtualization unit, and wherein the redundant unit is configured to perform a control monitoring for making a PC redundant via a universal interface. - View Dependent Claims (2, 3, 4, 5)
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Specification
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Current AssigneeYokogawa Electric Corporation
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Original AssigneeYokogawa Electric Corporation
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InventorsENOMOTO, Hiroya, EMORI, Toshiyuki, TSUCHIYA, Masanobu, HONGO, Takeshi
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Granted Patent
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Time in Patent OfficeDays
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Field of Search
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US Class Current1/1
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CPC Class CodesG06F 11/2007 using redundant communicati...G06F 11/2033 switching over of hardware ...G06F 11/2097 maintaining the standby con...G06F 2201/815 Virtual middleware or OS fu...G06F 9/4411 Configuring for operating w...
