Patent
Integrated booster amplifier
TLDR
In this article, an amplifier consisting of an H-bridge with two halves and two inductors is coupled to the H-bridges, and each inductor is configured as a boost converter.Abstract:
An amplifier is provided. The amplifier comprises an H-bridge with two halves. A capacitor and two inductors are coupled to the H-bridge. Each inductor, a half of the H-bridge, and the capacitor are configured as a boost converter.read more
Citations
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Patent
Switching power supply
Akihiko Kanouda,Kenichi Yokota +1 more
TL;DR: In this article, a switching power supply capable of correcting a power factor without using a shunt resistor is provided, which includes a rectifier for rectifying an AC power supply, boosting means including a power MOSFET for boosting an output of the rectifier, a smoothing capacitor for smoothing the output of boosting means, voltage-dividing resistors for detecting the output voltage, and driving means which form a pulse signal.
Patent
Power mosfets with improved efficiency for multi-channel class d audio amplifiers and packaging therefor
TL;DR: In this article, a stereo class-D audio system includes a first die including four monolithically integrated NMOS high-side devices and a second die containing four monolithic integrated PMOS lowside devices.
Patent
Elevator drive system including rescue operation circuit
TL;DR: In this article, a rescue operation circuit includes a backup power supply and is operable in the event of a failure of the main power supply to disconnect the regenerative drive from the main generator and connect the back up generator to the generator to provide substantially uninterrupted power to the elevator motor.
Patent
Switched mode amplifier
TL;DR: In this article, a switched mode amplifier includes a voltage source, a switched amplifier, a controller and a feedback unit, which is connected to the controller and the load, and generates the feedback signal from the voltage over the load.
Patent
Single stage integrated boost inverter motor drive circuit
TL;DR: An integrated boost inverter circuit including at least one inverter stage having series connected high-and low-side switches having a common node was proposed in this article. But the authors did not specify the type of switches.
References
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Patent
Class D high voltage amplifier system with adaptive power supply
TL;DR: In this article, a Class D amplifier system utilizing high voltage level shifting technology and an adaptive power supply which adjusts the magnitude of the output voltage based on audio input levels to reduce switching losses at low audio input level.
PatentDOI
Boost bridge amplifier
Milan Prokin,Milenko Cvetinovic +1 more
TL;DR: In this article, a boost bridge amplifier is proposed to eliminate both input and output filters, which are required in state-of-the-art class D amplifiers, and achieve several times higher power at the load, due to the additional switching bridge supply from the bridge capacitor.