Method for establishing a communication on a standby link in...

Method for mesh optical network service restoration

Method for protecting cross-ring service in optical network

Method for starting lasers in a network

Method for the modulation of signal wavelengths and method...

Method for wavelength switch network restoration

Method for WDM optical networks including alternate routes...

Method of managing the traffic protection in OMS-SPRING...

Method of preconfiguring optical protection trails in a...

Methods and apparatus for generating local oscillation signals

Methods and apparatus for optimizing utilization in a ring...

Methods and apparatuses for handling multiple failures in an...

Methods of signal substitution for maintenance of amplifier...

Multi-channel protection switching systems and methods for...

Multiple subnets in an optical ring network and method

Network auto-provisioning and distributed restoration

Node apparatus, optical wavelength division multiplexing...

Online distributed path routing method and system

Optical automatic protection switching mechanism for optical...

Optical communication device