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2022
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Invention
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Unity-gain buffer circuit structure. A unity-gain buffer circuit structure, used to receive an in... |
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2021
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Invention
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Power on and power down reset circuit. A power on and power down reset circuit includes a referen... |
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2019
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Invention
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Power-saving scanning method for touch device. A power-saving scanning method for a touch device ... |
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2017
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Invention
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Charging calibration system and method thereof. A method of a charging calibration system is main... |
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Invention
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Touch system for preventing water influence. A touch system includes a circuit board, touch pads,... |
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2016
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Invention
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Touch calibration system and method thereof. A touch calibration system and method thereof are pr... |
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2015
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Invention
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Circuit for detecting a knee of waveform. A circuit for detecting a knee of waveform is disclosed... |
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Invention
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Driving switching system applied to motors and method thereof. In a driving switching system, an ... |
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Invention
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Driver circuit for switching switch according to capacitor voltage. A driver circuit for switchin... |
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Invention
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Circuit for controlling load switch. A circuit for controlling load switch is disclosed in the pr... |
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Invention
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Integrated circuit device and electrostatic discharge protection device thereof. An integrated ci... |
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2014
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Invention
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Semiconductor structure for electrostatic discharge protection. A semiconductor structure is arra... |
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Invention
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Constant current control circuit for power converter and constant current control method thereof.... |
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Invention
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Semiconductor structure for electrostatic discharge protection. A semiconductor structure include... |
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2013
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Invention
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Current regulation system. A current regulation system for generating a charging current curve fo... |
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2012
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Invention
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Detection control system. A detection control system includes a sensing unit, a control module an... |
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2010
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Invention
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Driving circuit for driving light emitting diodes and signal-extending circuit applied to a drivi... |
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Invention
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Light source system and light source driving circuit.
A light source driving circuit includes a ... |
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Invention
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Switch driving circuit.
A switch driving circuit includes a buffer module, a capacitor module, a... |
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Invention
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Short-circuit detection method and related circuit.
A short-circuit detection method provides a ... |
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2009
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Invention
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Quick-start low dropout regulator. A low dropout regulator includes an error amplifier, an N-type... |
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Invention
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Control circuit for power supplying. The control circuit for power supplying includes a driving m... |
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Invention
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Adaptive pulse width control power conversation method and device thereof. An adaptive pulse widt... |
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Invention
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Dc-dc converter providing soft-start functions.
A DC-DC converter includes a switch circuit, a f... |
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Invention
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Bootstrap circuit and bulk circuit thereof. A bootstrap circuit is utilized in a bulk circuit usi... |
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Invention
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Temperature sensing circuit using cmos switch-capacitor.
A temperature sensing circuit using CMO... |
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Invention
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Floating protection circuit and photo-flash capacitor charger thereof.
A floating protection cir... |
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Invention
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Bandgap voltage reference circuit.
A voltage reference circuit includes an operational amplifier... |
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Invention
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Dc/dc switched-mode converter with a period bifurcation control mechanism.
A DC-DC switched mode... |
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2008
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Invention
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Switch control circuit with voltage sensing function and camera flash capacitor charger thereof. ... |
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Invention
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Method and circuit of controlling an led charge pump driving circuit.
An LED charge pump driving... |
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Invention
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Dead-time locking circuit. The dead-time locking circuit includes phase detector and a delay-comp... |
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Invention
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Metal-oxide-semiconductor device.
A metal-oxide-semiconductor device includes a substrate, a gat... |
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Invention
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Trim fuse circuit capable of disposing trim conducting pads on scribe lines of wafer. A trim fuse... |
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Invention
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Over-temperature detecting circuit with high precision.
An over-temperature detecting circuit in... |
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Invention
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Pulse width modulation controller, circuit and method thereof with short circuit protection. A PW... |
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Invention
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Low dropout regulator having a current-limiting mechanism.
A low dropout regulator having a curr... |
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Invention
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Electrostatic discharge protection device.
An ESD protection device includes a substrate with a ... |
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Invention
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Soft-start voltage circuit. A soft-start voltage circuit includes an operational amplifier, a fir... |
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Invention
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Low drop out regulator with over-current protection. An LDO with over-current protection includes... |
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Invention
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Light source driving circuit with dimming control function.
A dimming control device is disclose... |
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Invention
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Light source driving circuit with over-voltage protection.
An over-voltage protection circuit cl... |
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Invention
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Voltage level shifter with voltage boost mechanism. A voltage level shifter with voltage boost me... |
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Invention
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Led apparatus and the pcb thereof.
An LED apparatus comprises a PCB and a plurality of LEDs pack... |
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Invention
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Low dropout regulator and the over current protection circuit thereof. An over current protection... |
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Invention
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Low dropout regulator.
A low dropout regulator comprises a depletion mode NMOS transistor, a swi... |
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Invention
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Lighting system having control architecture.
A lighting system having control architecture is di... |
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Invention
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Power switch circuit exhibiting over current and short circuit protection and method for limiting... |
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Invention
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Frequency divider circuit. A frequency divider circuit comprises a plurality of T flip-flops, a f... |
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Invention
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Led driver circuit.
An LED driver circuit comprises a buck-boost converter circuit and a resisto... |
