|
CN103904881A
|
|
Partial active power factor correction circuit with input voltage threshold adaptively controlled
|
|
CN103902484A
|
|
Adaptive method for chip upgrade
|
|
CN103969544A
|
|
Integrated circuit high-voltage pin connectivity testing method
|
|
CN103905047A
|
|
Circuit system topological structure and method for increasing sampling rate of ADC
|
|
CN103904889A
|
|
High-voltage LEVELSHIFT circuit applied to alternating-current drive LED
|
|
CN103904880A
|
|
Part active power factor correction circuit controlled by input voltage threshold value
|
|
CN103906316A
|
|
Circuit capable of achieving complete-period full constant currents of alternating-current drive LEDs
|
|
CN103888126A
|
|
Practical level switching circuit
|
|
CN103906288A
|
|
Switching surge resistant circuit applied to LED alternating-current drive chip
|
|
CN103905022A
|
|
Analog switch circuit capable of achieving voltage signal lossless transmission
|
|
CN103887969A
|
|
High-voltage power supply circuit applied to integrated circuit
|
|
CN103905040A
|
|
Method for eliminating errors of analog-to-digital conversion circuit system
|
|
CN103904888A
|
|
Voltage source circuit generating voltage source with constant differential voltage between voltage source and power source at low power consumption
|
|
CN103906315A
|
|
AC-LED drive circuit low in THD and high in current control precision
|
|
CN103532457A
|
|
FOC (field oriented control) device and method based on hardware
|
|
CN103516288A
|
|
Self-adaptive encoder speed measuring device and method
|
|
CN103516336A
|
|
Pulse width modulation device and method with clamping pulse width limiting function and automatic phase-shifting function
|
|
CN103513571A
|
|
Pulse width modulation device and method with amplitude limiting function
|
|
CN103944373A
|
|
Power factor correction device based on hardware and method thereof
|
|
CN103281835A
|
|
LED over-temperature protection circuit applied to alternative current LED drive system
|
