Patents Filed

[1] J.K.K. Rhee, K. Lim, H. Ko, C. Lee and C. Suh, “Method and system for quantum key distribution able to detect PNS attack in P2MP network," 10-1590105, Jan. 2016.

[2] A. T. Koc, S. Talwar and C. Suh, “Uplink power control for wireless systems,” US8,346,290, Jan. 2013.

[3] J. Koo, Y.K. Cho, C. Oh, S. Jeong, T. Kim, D.S. Park, J. Jung, E. Lim, C. Suh and J. Jang, “Apparatus and method for performing ranging in a communication system,” US8,059,525, Nov. 2011.

[4] D. Kim, H. Lee, D.S. Park, S. Hong and C. Suh, “Apparatus and method for detecting signal in a broadband wireless access system,” US7,953,178, May 2011.

[5] C. Suh, J. Koo, D.S. Park, Y.K. Cho, E. Lim and J. Woo, “System and method for acquiring cell in a frequency overlay communication system,” US7,852,813, Dec. 2010.

[6] C. Suh, D.S. Park, Y.K. Cho, E. Lim, J. Koo and J. Woo, “System and method for transmitting/receiving signal in a frequency overlay communication system,” US7,801,532, Sept. 2010.

[7] C. Suh, D.S. Park, S. Hong, Y.K. Cho, J. Koo and J. Woo, “Frequency overlay communication system and transmission/reception method thereof,” US7,801,226, Sept. 2010.

[8] J. Ro, S. Yoon, Y.K. Cho, S. Choi, C. Suh and S. Jeong, “Apparatus and method for transmitting/receiving pilot code pattern for identification of base station in communication system using orthogonal frequency division multiplexing scheme,” US7,751,304, July 2010.

[9] C. Suh, S. Yoon, D.S. Park, Y.K. Cho, D. Raychaudhuri and L. Razoumov, “Method and apparatus for channel state feedback using arithmetic coding,” US7,746,802, June 2010.

[10] C. Suh, Y.K. Cho, D.S. Park, J. Woo and S. Hong, “Frequency overlay communication system and control method thereof,” US7,688,926, Mar. 2010.

[11] C. Suh, C. Hwang, H. Lee and D.S. Park, “Apparatus and method for generating a preamble sequence in an orthogonal frequency division multiplexing communication system,” US7,675,841, Mar. 2010.

[12] C. Suh, S. Park, S. Yoon, S. Hong and Y.K. Cho, “Scheduling apparatus and method in a multicarrier communication system,” US7,602,872, Oct. 2009.

[13] C. Chae, C. Suh, M. Katz, S. Yoon and B. Kim, “Apparatus and method for receiving data in a mobile communication system using an adaptive antenna array scheme,” US7,586,981, Sept. 2009.

[14] C. Suh, C. Hwang, S. Yoon and Y.K. Cho, “Apparatus and method for channel estimation in an orthogonal frequency division multiplexing cellular communication system using multiple transmit antennas,” US7,580,490, Aug. 2009.

[15] Y.K. Cho, J. Ro, H. Lee, S. Yoon, D.S. Park, C. Suh, C. Chae and S. Jeong, “Apparatus and method for transmitting/receiving an uplink pilot signal in a communication system using an Orthogonal Frequency Division Multiple Access scheme,” US7,567,545, July 2009.

[16] S. Yoon, C. Suh, Y.K. Cho, C. Chae and J. Ro, “Apparatus and method for dynamically assigning resources in an OFDM communication system,” US7,535,869, May 2009.

[17] C. Chae, C. Suh, Y.K. Cho, B. Kim and J. Ro, “System and method for transmitting /receiving a signal in a mobile communication system using a multiple input multiple output adaptive antenna array scheme,” US7,532,660, Mar. 2009.

[18] C. Suh, Y.K. Cho, S. Jeong and S. Yoon, “Apparatus and method for switching between an AMC mode and a diversity mode in a broadband wireless communication system,” US7,526,035, Apr. 2009.

[19] C. Chae, C. Suh, B. Kim, M. Katz and P. Joo, “System and method for transmitting and receiving a signal in a mobile communication system using a multiple input multiple output adaptive antenna array scheme,” US7,499,728, Mar. 2009.

[20] C. Chae, M. Katz, J. Ro and C. Suh, “Apparatus and method for receiving signal in mobile communication system using adaptive antenna array scheme,” US7,483,502, Jan. 2009.

[21] S. Jeong, S. Yoon, S. Hong, Y.K. Cho and C. Suh, “Transmitting and receiving apparatus and method for optimizing performance of adaptive modulation and coding in a multiple input and multiple output antenna communication system,” US7,480,341, Jan. 2009.

[22] J. Ro, S. Choi, S. Yoon, C. Suh, D.S. Park and Y.K. Cho, “Apparatus and method for transmitting and receiving a cell identification code in a mobile communication system,” US7,460,506, Dec. 2008.

[23] C. Chae, H. Jeong, M. Katz, S. Yoon, D.S. Park, C. Suh, J. Kim and Y.K. Cho, “Apparatus and method for transmitting data by selected eigenvector in closed loop MIMO mobile communication system,” US7,450,532, Nov. 2008.

[24] C. Suh, J. Ro, S. Yoon, and Y.K. Cho, “Apparatus for Transmitting/Receiving Pilot Pattern Set for Distinguishing Base Station in OFDM Systems and Method Thereof,” US7,436,758, Oct. 2008.

[25] C. Suh, P. Joo, D.S. Park and Y.K. Cho, “Apparatus and method for generating preamble sequences in an OFDM communication system,” US7,372,910, Mar. 2008.

[26] J. Cho, H. Huh, S. Yoon, C. Suh, H. Lee and D.S. Park, “Apparatus and method for transmitting/receiving a pilot signal for distinguishing a base station in a communication system using an OFDM scheme,” US7,369,531, Mar. 2008.

[27] C. Chae, C. Suh, D.S. Park, Y.K. Cho and B. Kim, “Apparatus and method for receiving data in a mobile communication system using an adaptive antenna array technique,” US7,366,225, Apr. 2008.

[28] C. Suh, C. Chae, H. Choi, J. Ro and P. Joo, “Apparatus for generating preamble sequence in OFDM systems and method thereof,” US7,366,090, Apr. 2008 (cf. developed the construction rule of Golay Complementary Sequence of length 2mn from two Golay pairs of length m and n, respectively).

[29] C. Suh, C. Hwang, M. Katz, C. Chae and H. Choi, “Apparatus and method for transmitting/receiving preamble sequence in orthogonal frequency division multiplexing communication system using plurality of transmission antennas,” US7,292,641, Nov. 2007.

[30] C. Suh, C. Chae, H. Choi, J. Ro and P. Joo, “Apparatus for generating preamble sequence in communication system using Orthogonal Frequency Division Multiplexing scheme and method thereof,” US7,289,588, Oct. 2007 (cf. developed the construction rule of Golay Complementary Sequence of length mn from two Golay pairs of length m and n, respectively).

[31] F. Fitzek, C. Wijting, J. Theeuwes, P. Popovski, R. Prasad, C. Suh, S. Hong, Y.K. Cho, Y. Kim, D.S. Park and J. Ro, “Apparatus and method for assigning subcarrier in OFDMA communication system,” US 7,209,460, Apr. 2007.

Patents Pending

J. Heo, Y. Cha, C. Suh and K. Lee, “Method and apparatus for providing personalized educational contents and computer program," 2018079968, Mar. 2018.

K. Lee, C. Suh, S. Shin, J. Cho, J. Kang and K. Kim, “Method for communicating using outdated channel state information 2-cell K-user cellular network," 20170245287, Aug. 2017.

K. Lee, C. Suh, S. Shin, J. Cho and J. Kang, “Method for communicating using outdated channel state information in G-cell 2-user cellular network," 2017010588, Jan. 2017.

C. Suh and S. Kim, “Method for sharing contents between mobile terminals and communication system for same," 1020160089988, July 2016.

C. Suh, S. Shin, J. Cho, K. Lee, J. Kang and K. Kim, “Method for communicating using outdated channel state information 2-cell 2-user cellular network," 2015147387, Jan. 2015.

Standard Contributions

P. Joo, C. Suh and D. Park, “DL STC OFDMA preambles for 2k FFT mode,” C802.16d-03/05, July 2003.

P. Joo, C. Suh and D. Park, “DL OFDMA preambles for 2k FFT mode” C802.16d-03/49, July 2003.

P. Joo, C. Suh and D. Park, M. Katz, “Proposal of DL preamble for OFDMA,” C802.16d-03/33, May 2003.

T. Kaitz, P. Joo and C. Suh, “Preamble with the AAS network entry,” C802.16d-03/19, Mar. 2003.

C. Suh and P. Joo, “Space-time code preamble sequence in OFDM system,” C802.16d-03/05, San Jose, Jan. 2003.

P. Joo and C. Suh, F. Cao, and H. Wang, “Modification of training sequence of OFDM subchannelization,” C802.16a-02/98, Nov. 2002.

P. Joo and C. Suh, “Modification of short/long preamble of OFDM,” C802.16a-02/93, Nov. 2002

F. Cao, C. Suh, H. Wang and P. Joo, “Modification of training sequence of subchannelization,” C802.16a-02/91r1, Oct. 2002.