• Patent Title: Method and apparatus for improving frequency source frequency accuracy and frequency stability
  • Application No.: US15665579
    Application Date: 2017-08-01
  • Publication No.: US10686458B1
    Publication Date: 2020-06-16
  • Inventor: Liming Xiu
  • Applicant: Liming Xiu
  • Applicant Address: US TX Plano
  • Assignee: Liming Xiu
  • Current Assignee: Liming Xiu
  • Current Assignee Address: US TX Plano
  • Main IPC: H03K4/26
  • IPC: H03K4/26 H03L7/18 H03L7/099 H03L7/093
Method and apparatus for improving frequency source frequency accuracy and frequency stability
Abstract:
A TAF-DPS based circuits and methods to improve electronic system's frequency accuracy and enhance its frequency stability is disclosed in this application. Present invention creates a circuit architecture and a calculation scheme for compensating frequency source's frequency error. Present invention further discloses a method of incorporating said scheme into functional chip built in either ASIC or FPGA fashion. Present invention further presents a method of using TAF-DPS-frequency-compensation-scheme-equipped-chips as nodes in electronic network. As a result, the circuit and apparatus disclosed in present invention can improve electronic system's performance from the time synchronization perspective.
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