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Shoubao Yan
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Beijing, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Switching power supply circuit, control circuit and control method...
Patent number
11,990,828
Issue date
May 21, 2024
SG MICRO CORP.
Jianchun Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching converter and low-voltage startup circuit thereof
Patent number
11,929,667
Issue date
Mar 12, 2024
SG MICRO CORP.
Jing Xu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
SWITCHING CONVERTER AND LOW-VOLTAGE STARTUP CIRCUIT THEREOF
Publication number
20220345031
Publication date
Oct 27, 2022
SG MICRO CORP
Jing Xu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SWITCHING POWER SUPPLY CIRCUIT, CONTROL CIRCUIT AND CONTROL METHOD...
Publication number
20220278615
Publication date
Sep 1, 2022
SG MICRO CORP
Jianchun Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER