Inventor · disambiguated record
Chung-Ryul Chang
Also filed as: CHANG CHUNG · CHANG CHUNG-RYUL
17 granted patents·6 pending applications·50 citations·filing 2005–2022
90Inventor score
Top patents by PatentIndex Score
23 records- 0186US7564909B2Apparatus and method for detecting ranging signal in an orthogonal frequency division multiple access mobile communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jul 21, 2009·17 cites·22 claims
- 0286US7561628B2Apparatus and method for cell acquisition and downlink synchronization acquisition in a wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jul 14, 2009·11 cites·20 claims
- 0378US8594719B2Apparatus and method for controlling transmission power in wireless communication systemCHANG CHUNG-RYUL·Filed 2010·Granted Nov 26, 2013·5 cites·22 claims
- 0474US8077627B2Receiving apparatus and method in broadband wireless access systemCHANG CHUNG-RYUL·Filed 2007·Granted Dec 13, 2011·6 cites·42 claims
- 0571US7894543B2Apparatus and method for canceling interference in broadband wireless access systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Feb 22, 2011·4 cites·20 claims
- 0670US7952987B2Apparatus and method for transmitting and receiving a signal in a communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted May 31, 2011·4 cites·10 claims
- 0767USRE49823EApparatus and method for transmitting and receiving signal in a mobile communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2022·Granted Jan 30, 2024·0 cites·36 claims
- 0867US8848628B2User equipment scheduling method in cellular uplink communication system and base station apparatus thereforKO JAE-YUN·Filed 2010·Granted Sep 30, 2014·2 cites·22 claims
- 0961US10763233B2Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Sep 1, 2020·0 cites·20 claims
- 1059US7876734B2System and method for transmitting/receiving signal in a communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Jan 25, 2011·1 cites·32 claims
- 1152US10770419B2Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Sep 8, 2020·0 cites·12 claims
- 1252US8385929B2Apparatus and method for operating feedback channels in a wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Feb 26, 2013·0 cites·21 claims
- 1350US8553793B2Apparatus and method for transmitting feedback information in broadband wireless access systemCHANG CHUNG-RYUL·Filed 2009·Granted Oct 8, 2013·0 cites·16 claims
- 1450US8116273B2Apparatus and method for supporting hybrid automatic repeat request in a broadband wireless communication systemCHO JAE-HEE·Filed 2009·Granted Feb 14, 2012·0 cites·10 claims
- 1549US10708818B2Apparatus and method for transmitting and receiving signal in a mobile communication systemKIM EUN YONG·Filed 2011·Granted Jul 7, 2020·0 cites·12 claims
- 1647US9088980B2Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication systemCHO HEE-KWUN·Filed 2007·Granted Jul 21, 2015·0 cites·24 claims
- 1745US2008031309A1Receiver and method for detecting frequency and timing offsets in multiple input multiple output (mimo) systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 1845US2007297539A1Method and apparatus for receiving data in a communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 1942US2007270154A1Apparatus and method for scheduling using channel varation in a broadband wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 2039US2013146279A1System and method for borehole communicationKUSUMA JULIUS·Filed 2011·Application pending·0 cites
- 2138US2007032199A1Apparatus and method for receiving channel quality information in a mobile communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 2238US2007191050A1System and method for power control in a wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 2333US8514737B2Method for estimating carrier-to-noise ratio and base station apparatus using the same in a wireless access systemLEE HYON-SEUNG·Filed 2011·Granted Aug 20, 2013·0 cites·16 claims
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