Patent ID: 9057855
Filing Date: 2015-06-16
Classification: G02B,H04B

Abstract:
1. A bidirectional and double-frequency optical transmission system, comprising: a first optical transmission assembly, comprising: a second transmission assembly, comprising: a bi-directional transmitting optical fiber coupling the first optical coupler and the second optical coupler, wherein the first optical signal emitting member and the second optical signal emitting member respectively emit optical signals of different frequencies, the optical signals emitted by the first optical signal emitting member are transmitted to the second optical signal receiving member via the first optical signal isolator, the first efferent optical fiber, the first optical coupler, the bi-directional transmitting optical fiber, the second optical coupler, and the second afferent optical fiber, the optical signals emitted by the second optical signal emitting member are transmitted to the first optical signal receiving member via the second optical signal isolator, the second efferent optical fiber, the second optical coupler, the bi-directional transmitting optical fiber, the first optical coupler, and the first afferent optical fiber.