Universal pulse width modulation integrated circuit for power electric current transormer
Title：
Universal pulse width modulation integrated circuit for power electric current transormer
Application Number：
 200510085220
Application Date：
 2005/07/22
Announcement Date：
 2006/01/25
Pub. Date：
Publication Number：
 1725621
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 H02M 7/04, H02M 7/12
Applicant(s)：
 Tsinghua Univ.
Inventor(s)：
 Song Qiang, Liu Wenhua
Key Words：
 power electric current transormer, universal pulse width, modulation, integrated circuit
Abstract：
 An universal pulse width modulation integrated circuit for electronic current transformer of electric power consists of a set of parameter setting registers , a data interface circuit , a digital tracking circuit of three phase synchronous phase angle , a clock frequency division circuit for sampling , a triggering signal generation circuit for sampling , a calculation circuit of reference voltage , a data format switching circuit of reference voltage , a pulse width modulation calculating circuit , K numbers of the same switch state output time sequence control circuit and K numbers of the same switch state switching circuit .
Claim：
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PCT：
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2008-4-17
  Selected patents owned by Tsinghua University filed in 2005 are loaded.
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