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Title:
CRYSTAL OSCILLATOR CIRCUIT, CRYSTAL OSCILLATOR CIRCUIT TUNING METHOD, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2016/206384
Kind Code:
A1
Abstract:
A crystal oscillator circuit, a crystal oscillator circuit tuning method, and a storage medium, the crystal oscillator circuit tuning method comprising: on the basis of a current digital voltage signal and temperature compensation table, acquiring a first control word (101); on the basis of a current automatic frequency control (AFC) control word and a non-linear compensation table, acquiring a second control word (102); and on the basis of the first control word and the second control word, implementing adjustment of a capacitor array, in order to tune the frequency of the crystal oscillator circuit (103).

Inventors:
LI, Chao (Plant NO.1 Dameisha, Yantian DistrictShenzhen, Guangdong 5, 518085, CN)
XIE, Haolv (Plant NO.1 Dameisha, Yantian DistrictShenzhen, Guangdong 5, 518085, CN)
ZHANG, Pengbei (Plant NO.1 Dameisha, Yantian DistrictShenzhen, Guangdong 5, 518085, CN)
Application Number:
CN2016/073540
Publication Date:
December 29, 2016
Filing Date:
February 04, 2016
Export Citation:
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Assignee:
ZTE MICROELECTRONICS TECHNOLOGY CO., LTD. (Plant NO.1 Dameisha, Yantian DistrictShenzhen, Guangdong 5, 518085, CN)
International Classes:
H03L1/00
Foreign References:
CN101272142A2008-09-24
CN103001583A2013-03-27
CN101924534A2010-12-22
CN1238074A1999-12-08
CN102075181A2011-05-25
US20120176203A12012-07-12
JP2010166438A2010-07-29
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (2nd Floor, Zhongguancun Intellectual Property BuildingBlock B, No.21 Haidian South Road, Haidian, Beijing 0, 100080, CN)
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