Inventor · disambiguated record
Ki-Man Choi
Also filed as: CHOI KI-MAN
9 granted patents·3 pending applications·66 citations·filing 2004–2014
85Inventor score
Top patents by PatentIndex Score
12 records- 0192US7773838B2Method and network architecture for upgrading legacy passive optical network to wavelength division multiplexing passive optical network based next-generation passive optical networkLG NORTEL CO LTD·Filed 2006·Granted Aug 10, 2010·35 cites·23 claims
- 0281US8290370B2Wavelength division multiplexing passive optical network for providing both of broadcasting service and communication service and central office used thereofLEE CHANG-HEE·Filed 2006·Granted Oct 16, 2012·9 cites·6 claims
- 0376US7912372B2Optical access network using wavelength-locked WDM optical source injected by incoherent lightKOREA ADVANCED INST SCI & TECH·Filed 2005·Granted Mar 22, 2011·7 cites·20 claims
- 0474US8078061B2Wavelength division multiplexed-passive optical network capable of high-speed transmission of an optical signal by using modulation format having high spectral efficiencyLEE CHANG-HEE·Filed 2006·Granted Dec 13, 2011·6 cites·13 claims
- 0570US8116628B2Wavelength-division multiplexed passive optical network for embodying wavelength-independent operation of wavelength-locked Fabry-Perot laser diodes by injecting a low noise broadband light sourceLEE CHANG-HEE·Filed 2006·Granted Feb 14, 2012·4 cites·22 claims
- 0657US8073334B2Optical modulation method and system in wavelength locked FP-LD by injecting broadband light source using mutually injected FP-LDLEE CHANG-HEE·Filed 2005·Granted Dec 6, 2011·1 cites·22 claims
- 0754US7936994B2Broadband light source using fabry perot laser diodesKOREA ADVANCED INST SCI & TECH·Filed 2004·Granted May 3, 2011·4 cites·29 claims
- 0851US2016365931A1Remote node configuration for providing upgraded services in a passive optical network and a passive optical network having the sameKOREA ADVANCED INST SCI & TECH·Filed 2013·Application pending·0 cites
- 0949US2010290782A1Remote node configuration for providing upgraded services in a passive optical network and a passive optical network having the sameKOREA ADVANCED INST SCI & TECH·Filed 2007·Application pending·0 cites
- 1046US8442400B2Wavelength division multiplexed-passive optical network capable of high-speed transmission of an optical signal by using modulation format having high spectral efficiencyLEE CHANG-HEE·Filed 2011·Granted May 14, 2013·0 cites·19 claims
- 1145US9838218B2Method for providing overlay network interworking with underlay network and system performing sameKT CORP·Filed 2014·Granted Dec 5, 2017·0 cites·12 claims
- 1244US2011255860A1Fault localization method and a fault localization apparatus in a passive optical network and a passive optical network having the sameKOREA ADVANCED INST SCI & TECH·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →