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Search : "[ author: Joo-pyoung Choi ]" (4)
A Study of Radio Wave Propagation Criterion for the Cognitive Radio System using Interference Analysis in Broadcasting Band
Joo-Pyoung Choi  Vo Quoc Duy  Won-Cheol Lee
Vol. 34, No. 12, pp. 1014-1022, Dec. 2009

Multi-band CIC Filter based Low Complexity Spectrum Sensing Method
Su Bok Lee  Joo-pyoung Choi  Won-cheol Lee
Vol. 34, No. 10, pp. 992-1000, Oct. 2009

Genetic Algorithm based Tone Injection PAPR Reduction
Soonkyu Park  Joo-pyoung Choi  Won-cheol Lee
Vol. 34, No. 1, pp. 98-104, Jan. 2009

Interference Temperature Multiple Access Technique for Coexistence with Primary Users
Jae-suk Park  Joo-pyoung Choi  Soon-kyu Park  Su-bok Lee  Dong-myung Ahn 
Won-cheol Lee
Vol. 32, No. 11, pp. 1119-1126, Nov. 2007

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pISSN : 1226 - 4717
eISSN : 2287 - 3880