Weiping Sun, Sunghyun Choi, Munhwan Choi, Yangseok Jeong, and Jooyoung Kim (jointly with KT), "Dynamic TIM and Page Segmentation," IEEE 802.11-12/1357r3, Nov. 2012.
Sunghyun Choi et al. (jointly with Samsung, Intel, Aruba, AT&T, DoCoMo ), "Paging Power Saving Analysis Update," IEEE 802.11-07/0058r0, Jan. 2007.
Yong Bai, Lan Chen, Lei Du, Sunghyun Choi, Jin Sunggeun, Moo Ryong Jeong, Fujio Watanabe, Akira Yamada, (jointly with DoCoMo) “QoS Aware Load Balancing,” IEEE 802.11-06/1726r3, Jan. 2007.
Sunghyun Choi et al. (jointly with Samsung, Intel, Aruba, AT&T, DoCoMo ), "WLAN Paging and Idle Mode," IEEE 802.11-06/0950r3, July 2006.
Sunggeun Jin, Sunghyun Choi, Youngsoo Kim, and Kyunghun Jang, "Idle Mode Operation for IEEE 802.11v," IEEE 802.11-06/0349r0, March, 2006.
Youngsoo Kim, Sunghyun Choi, Kyunghun Jang, and Dongjun Lee, "A Novel Hidden Station Detection Mechanism," IEEE 802.11-06/0098r1, January, 2006.
Sunggeun Jin, Sunghyun Choi, Youngsoo Kim, and Kyunghun Jang, "A Novel Idle Mode Operation in IEEE 802.11 WLANs," IEEE 802.11-05/1263r3.
Kyunghun Jang et al. "SAMSUNG MAC Proposal Technical Specification," IEEE 802.11-04/918r2, August 2004. - IEEE 802.11n MAC proposal specification
Kyunghun Jang et al. "SAMSUNG 11n MAC," IEEE 802.11-04/917r2, August 2004. - IEEE 802.11n MAC proposal - IEEE 802.11n MAC proposal presentation
Youngsoo Kim, Sunghyun Choi, Hyosun Hwang, and Kyunghun Jang, "Throughput Enhancement via Frame Aggregation - A Sequel," IEEE 802.11-03/567r0, July 2003.
Sunghyun Choi, Youngsoo Kim, Hyosun Hwang, and Kyunghun Jang, "Throughput Enhancement via Frame Aggregation," IEEE 802.11-03/376r0, May 2003.
Sunghyun Choi, Woo-Yong Choi, and Javier del Prado, "EDCF Issues and Suggestions," IEEE 802.11-03/041r0, January 2003.
Sunghyun Choi, Javier del Prado, Srini Kandala, and Adrian Stephens, "HCF Duration Field Set Rule," IEEE 802.11-02/444r1, July 2002.
Javier del Prado, Sunghyun Choi, Sai Shankar, Takashi Sato, and Jeff Bennett, "1394 Clock Synchronization over 802.11," IEEE 802.11-02/297r2, May 2002.
Sai Shankar, Javier del Prado, and Sunghyun Choi, "TXOP Requests: in Time vs. in Queue Size," IEEE 802.11-02/314r1, May 2002.
Sunghyun Choi, "Definitions of ACK and CTS Timeout," IEEE 802.11-02/313r0, May 2002.
Javier del Prado, Amjad Soomro and Sunghyun Choi, "Management Frame Channel Access Latency in TGh", IEEE 802.11-02/256r0, March 2002.
Javier del Prado and Sunghyun Choi, "CC/RR Performance Evaluation - Revisited", IEEE 802.11-02/223r1, March 2002.
Sunghyun Choi, Olaf Hirsch, Atul Garg and Javier del Prado, "802.11g CP-Solution for Co-Existence with Legacy", IEEE 802.11-02/181r1, March 2002.
Sunghyun Choi, Jin-Meng Ho, Javier del Prado, and Sai Shankar, "Fixing Some EDCF Problems," IEEE 802.11-02/112r2, January 2002.
Olaf Hirsch, Atul Garg, Sunghyun Choi, Brian de Bart, and Paul Gruijters, ".11g and .11b Collision Avoidance," IEEE 802.11-02/051r0, January 2002.
Sunghyun Choi, "New OFDM SERVICE Field Format for .11e MAC FEC," IEEE 802.11-02/050r0, January 2002.
Javier del Prado and Sunghyun Choi, "EDCF TXOP Bursting Simulation Results," IEEE 802.11-02/048r0, January 2002.
Sunghyun Choi and Javier del Prado, "HC Recovery and Backoff Rules," IEEE 802.11-01/630r2, January 2002.
Srinivas Kandala, Ken Nakashima, Sunghyun Choi, and Javier del Prado, "CFB Ending Rule under HCF," IEEE 802.11-01/605r0, November 2001.
Sunghyun Choi, Javier del Prado, Atul Garg, Maarten Hoeben, Stefan Mangold, Sai Shankar, and Menzo Wentink, “Multiple Frame Exchanges during EDCF TXOP,” IEEE 802.11-01/566r3, January 2002.
Menzo Wentink, Sunghyun Choi, Javier del Prado, Sai Shankar, Atul Garg, "EDCF Access Categories," IEEE 802.11-01/565r1, November 2001.
Sunghyun Choi, Javier del Prado, Srinivas Kandala and Ken Nakashima, "Clarification on Some HCF Frame Exchange Rules," IEEE 802.11-01/546r0, October 2001.
Sunghyun Choi, Sai Shankar and Javier del Prado, "EDCF TCID, Queues, and Access Parameters Relationship," IEEE 802.11-01/534r0, October 2001.
Simon Black, Sunghyun Choi, Steve Gray, Amjad Soomro, "Dynamic Frequency Selection (DFS) in an Independent BSS (IBSS)," IEEE 802.11-01/532r0, October 2001.
Javier del Prado, Sunghyun Choi, and Amjad Soomro, "NAV Operation Rules under HCF," IEEE 802.11-01/373r0, July 2001.
Sunghyun Choi, "Can EDCF Support QoS?," IEEE 802.11-01/413r0, July 2001.
Amjad Soomro, Sunghyun Choi, and Javier del Prado, "Aligning 802.11e HCF and 802.11h TPC Operations," IEEE 802.11-01/412r0, July 2001.
Sunghyun Choi, et al., "DFS and TPC Joint Proposal for 802.11h," IEEE 802.11-01/169r2, May 2001.
Stefan Mangold, Sunghyun Choi, and Thorsten Wiemann, "802.11a/e and HiperLAN/2 Interworking via CCEPC," IEEE 802.11-01/067, January 2001.
Sunghyun Choi, Javier del Prado, and Matthew Sherman, "802.11a and 802.11b Max Throughput for Simulation Model Conformance," IEEE 802.11-01/055, January 2001.
Sunghyun Choi, "PCF vs DCF Limitations and Trends," IEEE 802.11-01/054, January 2001.
Daji Qiao and Sunghyun Choi, "Philips Implementation for Enhancement of IEEE 802.11 OPNET Simulation Model," IEEE 802.11-00/252, August 2000.
Gerard G. Cervello, Sunghyun Choi, Stefan Mangold, and Amjad Soomro, "Dynamic Channel Selection (DCS) Scheme for 802.11," IEEE 802.11-00/195r2, September 2000.
Gerard G. Cervello and Sunghyun Choi, "Collision Avoidance for Overlapping BSSs in 802.11," IEEE 802.11-00/194, September 2000.
Gerard G. Cervello and Sunghyun Choi, "QoS Support in Overlapping BSSs," IEEE 802.11-00/108, May 2000.
Gerard G. Cervello and Sunghyun Choi, "Beacon Collisions in IEEE 802.11 WLAN," IEEE 802.11-00/107, May 2000.
Namhoon Kim, Jae Yeol Ha, Sunghyun Choi, Wook Hyun Kwon, and Kwang Hyun Lee, "Linking Support Protocol for ZigBee Networks," 053901r03ZB_NWK-linking-support-protocol.ppt, Dec. 2005.
Jae Yeol Ha, Sung Hyun Choi, Wook Hyun Kwon, and Kwang Hyun Lee, "A Proposal for Low Overhead Mesh Routing," 053675r02ZB_NWK-Low_Overhead_Mesh.ppt, Sept. 2005.
Jae Young Choi, Sunghyun Choi, Wook Hyun Kwon, and Kwang Hyun Lee, "Portability Support Protocol for ZigBee Networks," 053677r05ZB_NWK-Portability.ppt, Sept. 2005.
Jae Young Choi, Sunghyun Choi, Wook Hyun Kwon, and Kwang Hyun Lee, "Portability Support Protocol for ZigBee Networks," 053549r01ZB_NWK-Portability.ppt, June 2005.