A switching frequency modulated DC-to-DC converter with reduced spurious noise for a RF power amplifier in microwatts transmitters
Kim, Eung Jung, Kim, Hyoungsoo, Cho, Chang-Hyuk, Lee, Chang-Ho, Laskar, Joy
Published in Analog integrated circuits and signal processing (01.05.2021)
Published in Analog integrated circuits and signal processing (01.05.2021)
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Journal Article
Spurious noise reduction by modulating switching frequency in DC-to-DC converter for RF power amplifier
Eung Jung Kim, Chang-Hyuk Cho, Woonyun Kim, Chang-Ho Lee, Laskar, Joy
Published in 2010 IEEE Radio Frequency Integrated Circuits Symposium (01.05.2010)
Published in 2010 IEEE Radio Frequency Integrated Circuits Symposium (01.05.2010)
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Conference Proceeding
A SEARCH AREA SELECTING METHOD AND APPARATUS FOR VICTIMS USING RADIO WAVE PROPAGATION ANALYSIS
CHO CHANG HYUK, LIM CHANG YONG, HA JAE KYOUNG, KIM YEONG GOO, KIM KWANG HEE
Year of Publication 09.05.2022
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Year of Publication 09.05.2022
Patent
Highly efficient and linear level shifting digital LINC transmitter with a phase offset cancellation
Joonhoi Hur, Kwan-Woo Kim, Ockgoo Lee, Chang-Hyuk Cho, Kyutae Lim, Laskar, J.
Published in 2009 IEEE Radio and Wireless Symposium (01.01.2009)
Published in 2009 IEEE Radio and Wireless Symposium (01.01.2009)
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Conference Proceeding
SYSTEMES, PROCEDES, ET APPAREILS POUR COMMUTATEURS D'ANTENNE EN TECHNOLOGIE METAL OXYDE SEMICONDUCTEUR COMPLEMENTAIRE (CMOS) UTILISANT LA COMMUTATION DE CORPS DANS UNE STRUCTURE A EMPILAGES MULTIPLES
LEE CHANG HO, CHANG JAE JOON, AHN MIN SIK, CHO CHANG HYUK, KIM HAK SUN, LASKAR JOY, WOO WANG MYONG
Year of Publication 15.06.2012
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Year of Publication 15.06.2012
Patent
A MOS antenna transmit-receive switch with substrate switching for improved isolation
JAE JOON CHANG, HAK SUN KIM, CHANG HYUK CHO, JOY LASKAR, MIN SIK AHN, CHANG HO LEE, WANG MYONG WOO
Year of Publication 16.04.2008
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Year of Publication 16.04.2008
Patent
SYSTEMS, METHODS, AND APPARATUSES FOR COMPLEMENTARY METAL OXIDE SEMICONDUCTOR(CMOS) ANTENNA SWITCHES USING BODY SWITCHTING IN MULTISTACKING STRUCTURE
AHN, MIN SIK, WOO, WANG MYONG, CHO, CHANG HYUK, KIM, HAK SUN, LEE, CHANG HO, CHANG, JAE JOON, LASKAR JOY
Year of Publication 08.04.2008
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Year of Publication 08.04.2008
Patent
Järjestelmä, menetelmät ja laitteet komplementtimetallioksidipuolijohde(CMOS)antennikytkimiä varten käyttämällä runkokytkentää monipinoisessa rakenteessa
LEE,CHANG HO, WOO,WANG MYONG, AHN,MIN SIK, LASKAR,JOY, CHANG,JAE JOON, KIM,HAK SUN, CHO,CHANG HYUK
Year of Publication 04.04.2008
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Year of Publication 04.04.2008
Patent
Systems, methods, and apparatuses for complementary metal oxide semiconductor (cmos) antenna switches using body switching in multistacking structure
LEE CHANG HO, CHANG JAE JOON, AHN MIN SIK, CHO CHANG HYUK, KIM HAK SUN, LASKAR JOY, WOO WANG MYONG
Year of Publication 09.04.2008
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Year of Publication 09.04.2008
Patent
Complementary metal oxide semiconductor (CMOS) radio frequency (RF) antenna switch used in wireless communication has receiver switch having transistors including first transistor with body substrate
LEE CHANG HO, CHANG JAE JOON, AHN MIN SIK, CHO CHANG HYUK, KIM HAK SUN, LASKAR JOY, WOO WANG MYONG
Year of Publication 04.04.2008
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Year of Publication 04.04.2008
Patent