CH

Chang Hee Hyoung

KAIST: 45 patents #145 of 11,619Top 2%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #57,838 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
8489027 Method and apparatus for communicating sound wave of human body Jung Hwan Hwang, Sung Weon Kang, Hyung-Il Park, In Gi Lim, Tae-Wook Kang +7 more 2013-07-16
8472501 Human body communication apparatus for non-contact communications and human body communication method for non-contact communications in the same using frequency selective baseband In Gi Lim, Sung Weon Kang, Hyung-Il Park, Jung Hwan Hwang, Sung Eun Kim +5 more 2013-06-25
8467431 Human body communication system and communication method thereof Ki Hyuk Park, In Gi Lim, Sung Weon Kang, Hyung-Il Park, Jung Hwan Hwang +6 more 2013-06-18
8442249 Human body sound transmission apparatus and method for minimizing signal loss Jung Hwan Hwang, Tae-Wook Kang, Sung Eun Kim, Sung Weon Kang, Kyung Soo Kim +8 more 2013-05-14
8422535 Frequency selective digital transmission apparatus In Gi Lim, Hyung-Il Park, Tae-Wook Kang, Sung Weon Kang, Jung Hwan Hwang +9 more 2013-04-16
8351402 Digital communication system using frequency selective baseband and method thereof In Gi Lim, Ki Hyuk Park, Sung Weon Kang, Kyung Soo Kim, Jung Bum Kim +7 more 2013-01-08
8345735 Modulation and demodulation apparatus using frequency selective baseband and transmission and reception apparatus using the same Tae-Wook Kang, In Gi Lim, Hyung-Il Park, Sung Weon Kang, Kyung Soo Kim +7 more 2013-01-01
8344999 Powerless electronic notepad and powerless wireless transmission system using the same Byoung Gun Choi, Kyung Soo Kim, Jung Bum Kim, In Gi Lim, Hyung-Il Park +8 more 2013-01-01
8340158 System and method for human body communication using limited passband In Gi Lim, Jung Hwan Hwang, Sung Weon Kang, Kyung Soo Kim, Jung Bum Kim +8 more 2012-12-25
8320429 Receiver and method for receiving data in human body communication system using multiple receivers Tae-Wook Kang, In Gi Lim, Hyung-Il Park, Sung Weon Kang, Kyung Soo Kim +7 more 2012-11-27
8311175 TDD communication apparatus and operation method thereof Jin Kyung Kim, Sung Weon Kang, Tae-Wook Kang, Kyung Soo Kim, Sung Eun Kim +7 more 2012-11-13
8265554 Communication device and method using human body Jung Hwan Hwang, Sung Weon Kang, Jin-Bong Sung, Duck-Gun Park, Jin Kyung Kim 2012-09-11
8249136 Adaptive frequency selective baseband communications method using orthogonal codes Tae-Wook Kang, In Gi Lim, Sung Weon Kang, Tae Young Kang, Kyung Soo Kim +11 more 2012-08-21
8224244 Communication apparatus Jin Kyung Kim, Sung Weon Kang, Jin-Bong Sung, Jung Hwan Hwang, Duck-Gun Park 2012-07-17
8194876 Sound transmission system Sung Eun Kim, Sung Weon Kang, Jin-Bong Sung, Jin Kyung Kim, Duck-Gun Park +1 more 2012-06-05
8165522 Method and apparatus for providing touch and play (TAP)—based service and system using the method and apparatus Duck-Gun Park, Sung Weon Kang, Jin-Bong Sung, Jung Hwan Hwang, Jin Kyung Kim 2012-04-24
8165236 Human body communication method using multi-carrier modulation method Sung Weon Kang, Jung Hwan Hwang, Duck-Gun Park, Jin Kyung Kim, Jin-Bong Sung 2012-04-24
8054159 Communication apparatus having human body contact sensing function and method thereof Jin-Bong Sung, Sung Weon Kang, Jung Hwan Hwang, Duck-Gun Park, Jin Kyung Kim 2011-11-08
8049553 High-voltage CMOS charge pump Sung Eun Kim, Jin Kyung Kim, Sung Weon Kang 2011-11-01
7961061 Apparatus and method for modulation and demodulation using frequency selective baseband In Gi Lim, Hyung II Park, Sung Weon Kang, Tae-Wook Kang, Jung Hwan Hwang +7 more 2011-06-14
7142829 Dual antenna diversity transmitter and system with improved power amplifier efficiency Jin-Bong Sung, Sung Weon Kang, Jung Hwan Hwang, Yun-Tae Kim 2006-11-28
6985049 Switched coupler type digital phase shifter using quadrature generator Sung Weon Kang, Yun-Tae Kim 2006-01-10
6593603 Pseudomorphic high electron mobility transistor power device Haecheon Kim, Min Park, Jae Kyoung Mun, Hong Ji, Ho Kyun Ahn 2003-07-15