지원사업
학술연구/단체지원/교육 등 연구자 활동을 지속하도록 DBpia가 지원하고 있어요.
커뮤니티
연구자들이 자신의 연구와 전문성을 널리 알리고, 새로운 협력의 기회를 만들 수 있는 네트워킹 공간이에요.
이용수9
Ⅰ. Introduction 1Ⅱ. Basic principle of phase locked loop (PLL) 32.1 The structure and principle of PLL 32.2 Performance of the basic blocks 62.2.1 Phase frequency detector (PFD) 62.2.2 Charge pump (CP) and loop filter (LF) 92.2.3 Voltage controlled oscillator (VCO) 112.2.4 Divider 112.3 Linear analysis of the charge pump PLL 12Ⅲ. Designing a jitter characteristics improved PLL with a RC time constant circuit 173.1 Structure of the proposed PLL 173.2 The operation principle of the RC time constant comparator circuit 183.3 Circuit design 223.3.1 Phase frequency detector 223.3.2 Charge pump 243.3.3 Voltage controlled oscillator 263.3.4 Divider 283.3.5 Auxiliary charge pump 293.3.6 Voltage follower and comparator 30Ⅳ. Simulation result 314.1 Simulation result 31Ⅴ. Conclusion 34Reference 35
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