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Articles by Yong-Chae Jeong, Dal Ahn, Chul-Dong Kim, Ik-Soo Chang

A Feed-forward Amplifier Using an Equal Group-delay Signal Cancellation Technique

In this article, new signal cancellers that can match the out-of-phase and group delay of two signal paths simultaneously are proposed. The simultaneous matching of the out-of-phase and group-delay time between two paths can permit broadband signal can...
Yong-Chae Jeong, Dal Ahn, Chul-Dong Kim, Ik-Soo Chang
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Modern wireless communication systems utilize digital modulation techniques employing linear complex coding schemes to maximize the channel throughput available capability. Also, a broader channel bandwidth is used for more data transmission than before. In addition, as various communication services, such as cellular phone (IS-95), personal communication service (PCS), IMT-2000...
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