Assignee
CHUNG HWAN SEOK
KR·8 granted patents·3 pending applications·34 citations·filing 2006–2012
Top patents by PatentIndex Score
11 records- 0185US8681885B2OFDM receiver and method for compensating for I/Q imbalanceCHUNG HWAN-SEOK·Filed 2010·Granted Mar 25, 2014·8 cites·3 claims
- 0281US8670679B2Coherent optical receiving apparatus and optical signal processing methodCHUNG HWAN SEOK·Filed 2011·Granted Mar 11, 2014·6 cites·14 claims
- 0376US8155521B2Multi-degree cross-connector system, operating method and optical communication network using the sameCHUNG HWAN-SEOK·Filed 2006·Granted Apr 10, 2012·7 cites·11 claims
- 0475US8995843B2Multicarrier based optical signal transmitting apparatus and optical signal receiving apparatusCHUNG HWAN SEOK·Filed 2012·Granted Mar 31, 2015·3 cites·7 claims
- 0575US8406625B2Apparatus and method for cross-connecting optical path in wavelength division multiplexing systemCHUNG HWAN-SEOK·Filed 2009·Granted Mar 26, 2013·5 cites·9 claims
- 0671US8116623B2Multi-ring network operating method and systemCHUNG HWAN-SEOK·Filed 2008·Granted Feb 14, 2012·4 cites·27 claims
- 0758US8224190B2Channel assignment method and apparatus for wavelength-division-multiplexed transmission systemCHUNG HWAN-SEOK·Filed 2009·Granted Jul 17, 2012·1 cites·13 claims
- 0846US2010150576A1Optical transmitting apparatus for return-to-zero differential phase-shift-keying (rz-dpsk) or return-to-zero differential quadrature phase shift keying (rz-dqpsk)CHUNG HWAN-SEOK·Filed 2009·Application pending·0 cites
- 0942US8565620B2Apparatus for receiving optical signal and method of controlling phase offset for differential quadrature phase shift keyingCHUNG HWAN-SEOK·Filed 2010·Granted Oct 22, 2013·0 cites·16 claims
- 1040US2013051804A1Ofdm optical transmitter and transmission method, and ofdm optical receiver and reception methodCHUNG HWAN SEOK·Filed 2012·Application pending·0 cites
- 1136US2012121264A1Apparatus and method for transmitting light, and apparatus and method for receiving lightCHUNG HWAN SEOK·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →