National Taiwan University

Hewlett-packard Development Company, L.p.

Chung Yuan Christian University

Lite-on It Corporation

Yi-Feng Lin

Jing-Yuan Lin

Chien-Hua Chen

Kuo-Lun Tung

Chia-Chieh Ko

Kai-Shiun Chang

David Quijano

Gregory A Standiford

Kuan-Hung Chen

Barry T Phillips

Shih-Lin Yeh

Jui-Nan Chuang

Jen-Chun Hsu

Hsuan-Yu Yueh

Chung-Chin Yang

Han-Chou Chen

Guan-Lin Chen

Josh K Peterson

Che-Yu Chang

Yan-Cheng Hou

Chuan-Ting Chen

Po-Lan Wang

A boost converter is provided. A first terminal of a first inductor of the boost converter is connected to a positive terminal of an input power source. In the of the boost converter, a second terminal of the first inductor is connected to a first terminal of a resonant inductor, and a second terminal of the resonant inductor is connected to a first terminal of a main switch. A second terminal of the main switch is connected to a negative terminal of the input power source. In the of the boost converter, a first terminal of a clamp switch is connected to the second terminal of the resonant inductor, a second terminal of the clamp switch is connected to a first terminal of a first storage capacitor, and a second terminal of the first storage capacitor is connected to the first terminal of the first inductor.

Boost converter

A resonant converter having a switch on-time control mechanism is provided. The resonant converter includes a primary-side switch circuit, a primary-side resonant circuit, a secondary-side switch circuit, a secondary-side resonant circuit, a transformer and a control circuit. In the resonant converter, the control circuit controls on-times and switching frequencies of the primary-side switch circuit and the secondary-side switch circuit to extend time within which power is transmitted from an input power source, the primary-side switch circuit, the primary-side resonant circuit and the transformer to the secondary-side resonant circuit, and stored in the secondary-side resonant circuit. As a result, the secondary-side resonant circuit is able to supply more power to a load.

Resonant converter having switch on-time control mechanism

A resonant converter having a pre-conduction mechanism for realizing a wide output voltage range is provided. The resonant converter includes a first circuit and a second circuit. The first circuit includes a plurality of primary-side switches. The plurality of primary-side switches includes a first high-side switch, a second high-side switch, a first low-side switch and a second low-side switch. The second circuit includes a plurality of secondary-side switches. The plurality of secondary-side switches includes a third high-side switch, a fourth high-side switch, a third low-side switch and a fourth low-side switch. When the second low-side switch and the first low-side switch are turned on and a current time reaches a preset on time, the fourth high-side switch and the third low-side switch are turned on.

Resonant converter having pre-conduction mechanism for realizing wide output voltage range

An interleaved three-phase Y-Delta connected power converter is provided. The interleaved three-phase Y-Delta connected power converter includes an input voltage source, an input capacitor, a first converter module, a second converter module, an output circuit, and a control circuit. The control circuit calculates a phase shift amount and an operating frequency through voltage and current feedbacks to generate a plurality of switch signal groups for controlling the first converter module and the second converter module, respectively.

Interleaved three phase Y-delta connected power converter

Example implementations relate to detection circuits. In one example, a detection circuit includes a power supply, a transistor coupled to the power supply, a port coupled via the transistor to the power supply, where the port is to transmit power received via the transistor from the power supply to a corresponding port included in an external device when the corresponding port is coupled to the port, and a detection circuit to detect a voltage between the port and the corresponding port when the port is coupled to the corresponding port and interrupt, via the transistor, power supplied to the port when the detected voltage satisfies a threshold voltage.

Detection circuits

A handle module has a housing conforming to a disk drive form factor. The handle module has mounting features configured to securely install the housing in a slot conforming to the disk drive form factor. The handle module has a finger-friendly recess extending from a front of the handle module and into an interior of the housing.

Handle module

The present invention provides a method for making a porous silica aerogel composite membrane. The porous silicon oxide aerogel composite membrane includes a porous aluminum oxide membrane having a plurality of macro pores with an average diameter larger than 50 nm and a porous silica aerogel membrane formed on at least one side of the porous aluminum oxide membrane and the macro pores of surface layers of the porous aluminum oxide membrane where the porous silica aerogel membrane has a plurality of meso pores with an average diameter of 2&#x2dc;50 nm and is derived from methyltrimethoxysilane precursor by a sol-gel synthetic method.

Method for making a porous silica aerogel composite membrane

A hydrophobic porous silica aerogel composite membrane for a vacuum membrane distillation device and a vacuum distillation method are disclosed. The vacuum membrane distillation device has a case and the hydrophobic porous silica aerogel composite membrane accommodated in the case to divide a chamber defined by the case into a feed part configured to feed a first fluid containing water molecules and a permeate part configured to collect a second fluid containing the water molecules. The hydrophobic porous silica aerogel composite membrane includes a porous aluminum oxide membrane that has a plurality of first pores with average pore diameter larger than 50 nm and a porous silica aerogel membrane that has a plurality of second pores of 2 to 50 nm and is formed on at least one side of the porous aluminum oxide membrane facing the feed part by methylmethoxysilane as a precursor and a sol-gel synthetic process.

Hydrophobic porous silica aerogel composite membrane and vacuum membrane distillation method

The present invention provides a porous silica aerogel composite membrane and method for making the same and a carbon dioxide sorption device. The porous silicon oxide aerogel composite membrane includes a porous aluminum oxide membrane having a plurality of macro pores with an average diameter larger than 50 nm and a porous silica aerogel membrane formed on at least one side of the porous aluminum oxide membrane and the macro pores of surface layers of the porous aluminum oxide membrane where the porous silica aerogel membrane has a plurality of meso pores with an average diameter of 2&#x2dc;50 nm and is derived from methyltrimethoxysilane precursor by a sol-gel synthetic method.

Porous silica aerogel composite membrane and method for making the same and carbon dioxide sorption device

A locking mechanism for a disk reading device has a body, and an absorber provided on the body for absorbing impact energy. The absorber can be implemented in the form of an elastic material on the body of the locking mechanism, or by providing one or more hollowed regions on the body of the locking mechanism, or by providing resilient members that function to further absorb the impact energy.

Growing community of inventors

Taipei, Taiwan

Yi-Feng Lin