Title:
CHARGE PUMP CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2021/179927
Kind Code:
A1
Abstract:
The present application discloses a charge pump circuit, comprising: a charge pump core circuit used to generate an output voltage; an oscillator used to provide a clock signal to the charge pump core circuit; and a feedback circuit used to control the oscillator according to the output voltage, and comprising an inner loop.
Inventors:
XU HAINING (CN)
Application Number:
PCT/CN2021/078436
Publication Date:
September 16, 2021
Filing Date:
March 01, 2021
Export Citation:
Assignee:
CHANGXIN MEMORY TECH INC (CN)
International Classes:
H02M3/07
Foreign References:
| CN107707115A | 2018-02-16 | |||
| CN1882895A | 2006-12-20 | |||
| US8692608B2 | 2014-04-08 | |||
| CN102130584A | 2011-07-20 | |||
| CN101621248A | 2010-01-06 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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