We tested the hypothesis that single nucleotide polymorphisms (SNPs) within genes of the NF-κB pathway are associated with altered clinical outcome of septic shock patients. We genotyped 59 SNPs in the NF-κB pathway in a discovery cohort of septic…
Papers in Power Systems
Power Systems papers in Electrical and Electronic Engineering, A
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A low-voltage (0.5 V) and low-power (4.535 mW) monolithic biomedical system-on-a-chip (SOC) consisting of a receiver, a transmitter, a microcontrol unit, and an analog-to-digital converter (ADC), implemented in a 0.18- <tex excluding the test pads.
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This paper presents a fully differential and single ended amplifier design in a standard 0.35 mum CMOS twin well process, targeted to ultra low voltage applications down to 0.5 V. By utilizing bulk-driven PMOS transistors as an input-differential…
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His paper discusses the design features and test re- sults of athyristorpowerconverterforhigh-voltagedc(HVDC) transmission for study of its practicability. It consists of a thyristor valve (which represents one armof a bridge) with a bridge outputof…
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A boost converter with a 940-V/4.4 A GaN-HEMT as the main switching device was demonstrated to show the possibility of using high-voltage GaN-HEMTs in power electronic applications. The demonstrated circuit achieved an output power of 122 W and a…
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A full-bridge DC-DC converter using zero-current and zero-voltage switching techniques is described. This circuit utilizes the characteristics of the IGBT to achieve power and frequency combinations that are much higher than previously reported for…
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A 1.8 V integrated single-inductor dual-output boost converter is presented. This converter adopts a time-multiplexing control in providing two independent supply voltages using only one 1 μH off-chip inductor. The topology could easily be extended…
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The asymmetrical half-bridge (AHB) topology discussed in this paper is one of the complementary driven pulse-width modulated converter topologies, which presents an inherent zero-voltage switching (ZVS) capability. In the previous work, the ideal…
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In an RF system power amplifiers (PAs) typically consume the most power. This paper presents a buck converter design optimised for a wideband code division multiple access (WCDMA) PA. The design approach taken focuses on the optimization of switch…
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This paper presents a low power boost converter for thermoelectric energy harvesting that demonstrates an efficiency that is 15% higher than the state-of-the-art for voltage conversion ratios above 20. This is achieved by utilizing a technique…
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We demonstrate an integrated buck dc-dc converter for multi-VCC microprocessors. At nominal conditions, the converter produces a 0.9-V output from a 1.2-V input. The circuit was implemented in a 90-nm CMOS technology. By operating at high switching…
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In this paper, a method to calculate the inductances of an induction machine with axial non uniformity is presented. The analyzed axial non-uniformities are skew and rotor eccentricities. The inductance calculation is based on an extension of the…
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Recent advances in the medical field are spurring the need for ultra-low power transceivers for wireless communication with medical implants. To deal with the growing demand for medical telemetry, the FCC commissioned the medical implant…
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In this paper, a three-phase series active power filter to compensate harmonic current, voltage drop and unbalanced voltage in power distribution systems is studied. The main circuit of the APF consists of a voltage source inverter with space vector…
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A fully integrated 2GHz super-regenerative transceiver is implemented in a 0.13 μm CMOS process. The transmit and receive paths utilize BAW resonators, yielding a 450 μW 1V RF front-end and a transmitter delivering 380 μW with 23% efficiency. At…
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This paper describes a dual-mode digitally controlled buck converter IC for cellular phone applications. An architecture employing internal power management is introduced to ensure voltage compatibility between a single-cell lithium-ion battery…
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Papers in associated sub-disciplines
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