Inventor · disambiguated record
Dong Hahk Lee
Also filed as: LEE DONG HAHK
12 granted patents·7 pending applications·120 citations·filing 2002–2013
89Inventor score
Top patents by PatentIndex Score
19 records- 0184US7324478B2Apparatus and method for deciding access system based on WLAN signal strength in WLAN/mobile network interworking system, and mobile terminal thereforSK TELECOM CO LTD·Filed 2003·Granted Jan 29, 2008·51 cites·9 claims
- 0276US8407741B2System, server and method for providing supplementary information service related to broadcast contentLEE GOON SEOP·Filed 2007·Granted Mar 26, 2013·10 cites·16 claims
- 0371US7099397B2Receiver of an orthogonal frequency division multiplexing systemSK TELECOM CO LTD·Filed 2002·Granted Aug 29, 2006·19 cites·4 claims
- 0470US7519363B2Roaming method between wireless local area network and cellular networkSK TELECOM CO LTD·Filed 2002·Granted Apr 14, 2009·19 cites·10 claims
- 0564US7394772B2Method of routing point-to-multipoint traffic on an MPLS networkSK TELECOM CO LTD·Filed 2002·Granted Jul 1, 2008·11 cites·18 claims
- 0661US8341671B2System and method for synchroning broadcast content with supplementary informationLEE GOON SEOP·Filed 2008·Granted Dec 25, 2012·3 cites·18 claims
- 0756US7697437B2Route determining method in a multi protocol label switching networkSK TELECOM CO LTD·Filed 2002·Granted Apr 13, 2010·5 cites·22 claims
- 0855US2013295537A1Mathematics education service system, service method thereof, apparatus for analyzing and generating mathematical problems, and method thereofISCILAB CORP·Filed 2013·Application pending·0 cites
- 0954US9372828B2Method and device for inputting equationCHOE SEUNG LOCK·Filed 2011·Granted Jun 21, 2016·2 cites·9 claims
- 1048US8442102B2Chip equalization apparatus and method thereofLEE GOON SEOP·Filed 2007·Granted May 14, 2013·0 cites·2 claims
- 1148US2013260359A1Apparatus and method for diagnosing learning abilityPARK KEUN TAE·Filed 2011·Application pending·0 cites
- 1244US2008137775A1Method and apparatus for hierarchical modulation and demodulation in digital broadcasting systemKIM TAE HOON·Filed 2007·Application pending·0 cites
- 1343US2004047323A1Method for selecting system and transmitting data for WLAN and mobile phone network interworking serviceSK TELECOM CO LTD·Filed 2003·Application pending·0 cites
- 1441US9424251B2Method for extracting semantic distance from mathematical sentences and classifying mathematical sentences by semantic distance, device therefor, and computer readable recording mediumSK TELECOM CO LTD·Filed 2013·Granted Aug 23, 2016·0 cites·14 claims
- 1540US8320353B2Method and system for estimating adaptive combined channel in CDMA system based on time division duplex systemLEE DONG-HAHK·Filed 2008·Granted Nov 27, 2012·0 cites·7 claims
- 1640US2005286489A1Authentication system and method having mobility in public wireless local area networkSK TELECOM CO LTD·Filed 2002·Application pending·0 cites
- 1739US8072940B2Controlling method and data call handover method for dual band/dual mode mobile communication terminalPARK SEONG-SOO·Filed 2005·Granted Dec 6, 2011·0 cites·10 claims
- 1839US2008049673A1Method of Switching Multi-Mode Multi-Ban Mobile Communication Terminal in Multi Access Communication NerworkPARK SEONG-SOO·Filed 2005·Application pending·0 cites
- 1938US2013268263A1Method for processing natural language and mathematical formula and apparatus thereforSK TELECOM CO LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →