Optical communication system and optical communication method
First Claim
1. An optical communication system comprising:
- a first network-side device and a second network-side device each coupled to a communication network;
a first terminal-side device and a second terminal-side device configured to communicate with the first network-side device and the second network-side device by being coupled to the first network-side device and the second network-side device via a first communication cable and a second communication cable, respectively,the first network-side device is coupled to the first terminal-side device via the communication network, the second network-side device, and a third communication cable for coupling the second network-side device and the first terminal-side device so as to communicate between the first network-side device and the first terminal-side device; and
a switch configured to switch a state between a first state in which the first network-side device is coupled to the second terminal-side device via a fourth communication cable for coupling the first network-side device and the second terminal-side device, and a second state in which the first network-side device is coupled to the first terminal-side device via the third communication cable coupling the communication network to the second network-side device.
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Accused Products
Abstract
An optical communication system includes: a first network-side device and a second network-side device each coupled to a communication network; and a first terminal-side device and a second terminal-side device configured to communicate with the first network-side device and the second network-side device by being coupled to the first network-side device and the second network-side device via a first communication cable and a second communication cable, respectively, wherein the first network-side device is coupled to the first terminal-side device via the communication network, the second network-side device, and a third communication cable for coupling the second network-side device and the first terminal-side device so as to communicate between the first network-side device and the first terminal-side device.
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Citations
12 Claims
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1. An optical communication system comprising:
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a first network-side device and a second network-side device each coupled to a communication network; a first terminal-side device and a second terminal-side device configured to communicate with the first network-side device and the second network-side device by being coupled to the first network-side device and the second network-side device via a first communication cable and a second communication cable, respectively, the first network-side device is coupled to the first terminal-side device via the communication network, the second network-side device, and a third communication cable for coupling the second network-side device and the first terminal-side device so as to communicate between the first network-side device and the first terminal-side device; and a switch configured to switch a state between a first state in which the first network-side device is coupled to the second terminal-side device via a fourth communication cable for coupling the first network-side device and the second terminal-side device, and a second state in which the first network-side device is coupled to the first terminal-side device via the third communication cable coupling the communication network to the second network-side device. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An optical communication method applied to an optical communication system including a first network-side device and a second network-side device each coupled to a communication network, and a first terminal-side device and a second terminal-side device configured to communicate with the first network-side device and the second network-side device by being coupled to the first network-side device and the second network-side device via a first communication cable and a second communication cable, respectively, the optical communication method comprising:
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coupling the first network-side device to the first terminal-side device via the communication network, the second network-side device, and a third communication cable for coupling the second network-side device and the first terminal-side device so as to communicate between the first network-side device and the first terminal-side device; and switching a state between a first state in which the first network-side device is coupled to the second terminal-side device via a fourth communication cable for coupling the first network-side device and the second terminal-side device, and a second state in which the first network-side device is coupled to the first terminal-side device via the third communication cable coupling the communication network to the second network-side device. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification