-
公开(公告)号:WO2019010088A1
公开(公告)日:2019-01-10
申请号:PCT/US2018/040349
申请日:2018-06-29
Applicant: INTEL CORPORATION
Inventor: LI, William , NASROULLAHI, Mohsen , NGUYEN, Khoa
Abstract: An apparatus is provided to improve lock time of a phase locked loop, wherein the apparatus comprises: a ring oscillator including at least two delay stages, wherein each delay stage has a controllable delay; and a multiphase frequency monitor coupled to the ring oscillator to monitor frequency at an output of at least two delay stages of the ring oscillator.