System and method for providing destination-to-source...
Temperature compensation for transmission between nodes...
Terminals having sub-band substitute signal control in...
Transmission apparatus and path selection method of a...
Transmission apparatus and path selection method of a...
Transmitting broadcast signals in a communication network
Two-fiber interconnected ring architecture
Two-fiber optical ring network
Use of variable ratio couplers for network protection and...
Video transmission system of a ring network
Virtual protection channel for fiber optic ring network
Virtual protection channel for fiber optic ring network
Wavelength and filter arrangement for WDM networks
Wavelength division multiplexed self-healing passive optical...
WDM layer-based optical chanel protecting device and method...
WDM self-healing optical ring network