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home Technology IPR

Patent

IPR
No. Type Application/
Registration
Application No. Registration No. Title of Invention
50 Patent Application 2012-0005941 Apparatus for equalizing power in WDM-PON system
49 Patent Application 2012-0005931 Multi-section laser diode
48 Patent Application 2012-0005930 Apparatus for converting thermal energy of semiconductor device
47 Patent Application 2012-0005929 High-capacity communication system by using tunable laser
46 Patent Application 2012-0005932 WDM-PON system by using OFDM
45 Patent Registration 2011-0147271 1359892 WDM-PON system with assymetric wavelength division multiplexer and demultiplexer
44 Patent Registration 2006-0109293 0813900 Method and network architecture for upgrading legacy passive optical network to time division multiplexing passive optical network based next-generation passive optical network
43 Patent Registration 2007-0052779 0872061 Apparatus for combining and splitting wavelength band having four input and output ports
42 Patent Registration 2007-0100553 0965941 Remote node configuration for providing upgraded services in a passive optical network and a passive optical network having the same
41 Patent Registration 2006-0130914 0801329 Apparatus for combining and splitting wavelength band having three input and output ports
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