Hybrid Pattern Matching/TDOA Positioning Method for CDMA Networks. - Dilshod Akbarov; Heedong Choi; Yongwan Park; Gyuyoung Han; Jungbae Moon (WPNC, 2007)

Repeater Effect Suppression Method for TDOA algorithm in CDMA system. - Sunmi Kim; Heedong Choi; Yongwan Park; Gyuyoung Han; Chaehwan Cho (WPNC, 2007)

Time-Reversal MUSIC Imaging with Time-Domain Gating Technique. - Heedong Choi; Yasutaka Ogawa; Toshihiko Nishimura; Takeo Ohgane (IEICE Trans. Commun., 2012)

Iterative angle-and-time-domain gating technique for time-reversal MUSIC imaging. - Heedong Choi; Yasutaka Ogawa; Toshihiko Nishimura; Takeo Ohgane (Signal Process., 2015)