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Download PDF by Hammad M. Cheema, Reza Mahmoudi, Arthur H.M. van Roermund: 60-GHz CMOS Phase-Locked Loops

By Hammad M. Cheema, Reza Mahmoudi, Arthur H.M. van Roermund

ISBN-10: 904819279X

ISBN-13: 9789048192793

The promising excessive info price instant purposes at millimeter wave frequencies ordinarily and 60 GHz particularly have received a lot cognizance in recent times. even if, demanding situations regarding circuit, format and measurements in the course of mm-wave CMOS IC layout need to be triumph over ahead of they could turn into practicable for mass market.

60-GHz CMOS Phase-Locked Loops targeting phase-locked loops for 60 GHz instant transceivers elaborates those demanding situations and proposes strategies for them. The process point layout to circuit point implementation of the total PLL, besides separate implementations of person elements reminiscent of voltage managed oscillators, injection locked frequency dividers and their combos, are integrated. in addition, to meet a couple of transceiver topologies at the same time, flexibility is brought within the PLL structure by utilizing new dual-mode ILFDs and switchable VCOs, whereas reusing the low frequency parts on the similar time.

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Extra resources for 60-GHz CMOS Phase-Locked Loops

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2 Mismatch Due to Layout Asymmetry and Device Orientation The small dimensions of mm-wave layouts and considerable affect of parasitics imply that the symmetry of the high frequency interconnects and orientation of devices also become critical, especially in circuits requiring phase accuracy. Examples of such circuits could be coupled VCOs, frequency dividers providing quadrature outputs, poly-phase filters etc. The symmetry and length of the interconnect is linked to the orientation and arrangement of devices.

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60-GHz CMOS Phase-Locked Loops by Hammad M. Cheema, Reza Mahmoudi, Arthur H.M. van Roermund

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