223945 ⎘
Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication; Receivers; Non-coherent receivers, e.g. using direct detection; Optical arrangements in the receiver for controlling the input optical signal for controlling the power of the input optical signal using a variable optical attenuator
SYSTEM FOR FORMING A CONFIGURABLE OPTICAL AMPLIFIER
#2Systems and methods for detecting a location of the optical elements causing multipath interference in an optical link
#3OPTICAL TRANSCEIVER
#4Optical time-domain reflectometer (OTDR)-based high reflective event measurement
#5Optical time-domain reflectometer (OTDR)-based high reflective event measurement
#6Light-receiving device
#7Loss-based wavelength meter
#8Redundancy improvement in semiconductor-based optical communication systems
#9Optical receiver module, optical receiving method, optical line terminal, PON system, and optical filter
#10Transmission system, transmission device, and transmission method
#11Optical sparse phased array receiver
#12Variable passive network noise filter for noise reduction
#13Optical receiver sensitivity system
#14Variable optical attenuator and optical module
#15Optical transmission apparatus and method for controlling optical power
#16Optical receiver and optical reception method
#17Optical reception apparatus, and control apparatus and control method of optical reception apparatus
#18Optical receiver sensitivity system
#19Optical receiver for the WDM system and the method for controlling the same
#20Apparatus and method for stabilizing power to an optical multimode receiver
#21Subscriber terminal of adjusting intensity of optical signal by controlling attenuation, and a method thereof
#22Optical receiver for the WDM system and method to control the same
#23Optical signal receiving apparatus and optical signal attenuation controlling method
#24Attenuation systems and methods for use with an optical detector in an optical communication system
#25Optical detector
#26Attenuation and calibration systems and methods for use with a laser detector in an optical communication system
#27Optical receiver apparatus and method
#28Systems and methods for maintaining equipment of a passive optical network
#29Systems and methods for maintaining equipment of a passive optical network
#30In-service characterization of nonlinear interference on a per-span basis