Search Results - "NAJAFI, K."

Noise-resilient phase transitions and limit-cycles in coupled Kerr oscillators by Alaeian, H, Soriente, M, Najafi, K, Yelin, S F

“…Abstract In recent years, there has been considerable focus on exploring driven-dissipative quantum systems, as they exhibit distinctive dissipation-stabilized…”
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Fully integrated wideband high-current rectifiers for inductively powered devices by Ghovanloo, M., Najafi, K.

“…This paper describes the design and implementation of fully integrated rectifiers in BiCMOS and standard CMOS technologies for rectifying an externally…”
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A wideband frequency-shift keying wireless link for inductively powered biomedical implants by Ghovanloo, M., Najafi, K.

“…A high data-rate frequency-shift keying (FSK) modulation protocol, a wideband inductive link, and three demodulator circuits have been developed with a…”
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Energy Scavenging From Low-Frequency Vibrations by Using Frequency Up-Conversion for Wireless Sensor Applications by Kulah, H., Najafi, K.

“…This paper presents an electromagnetic (EM) vibration-to-electrical power generator for wireless sensors, which can scavenge energy from low-frequency external…”
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Noise analysis and characterization of a sigma-delta capacitive microaccelerometer by Kulah, H., Chae, J., Yazdi, N., Najafi, K.

“…This paper reports a high-sensitivity low-noise capacitive accelerometer system with one micro-g//spl radic/Hz resolution. The accelerometer and interface…”
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Characterization of low-temperature wafer bonding using thin-film parylene by Kim, H., Najafi, K.

“…This paper presents detailed experimental data on wafer bonding using a thin Parylene layer, and reports results on: 1) bond strength and its dependence on…”
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Microelectrodes, Microelectronics, and Implantable Neural Microsystems by Wise, Kensall D., Sodagar, Amir M., Yao, Ying, Gulari, Mayurachat Ning, Perlin, Gayatri E., Najafi, Khalil

“…Lithographically defined microelectrode arrays now permit high-density recording and stimulation in the brain and are facilitating new insights into the…”
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A monolithic three-axis micro-g micromachined silicon capacitive accelerometer by Junseok Chae, Kulah, H., Najafi, K.

“…A monolithic three-axis micro-g resolution silicon capacitive accelerometer system utilizing a combined surface and bulk micromachining technology is…”
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Long-term testing of a vibration harvesting system for the structural health monitoring of bridges by McCullagh, J.J., Galchev, T., Peterson, R.L., Gordenker, R., Zhang, Y., Lynch, J., Najafi, K.

“…•An improved PFIG (vibration harvester) increases power generation compared to past work.•Improved electronics successfully interface with the PFIG on a…”
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A compact large Voltage-compliance high output-impedance programmable current source for implantable microstimulators by Ghovanloo, M., Najafi, K.

“…A new CMOS current source is described for biomedical implantable microstimulator applications, which utilizes MOS transistors in deep triode region as…”
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A Fully Integrated Mixed-Signal Neural Processor for Implantable Multichannel Cortical Recording by Sodagar, Amir M., Wise, Kensall D., Najafi, Khalil

“…A 64-channel neural processor has been developed for use in an implantable neural recording microsystem. In the Scan Mode, the processor is capable of…”
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An Implantable 64-Channel Wireless Microsystem for Single-Unit Neural Recording by Sodagar, A.M., Perlin, G.E., Ying Yao, Najafi, K., Wise, K.D.

“…This paper reports an implantable microsystem capable of recording neural activity simultaneously on 64 channels, wirelessly transmitting spike occurrences to…”
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Micromachined inertial sensors by Yazdi, N., Ayazi, F., Najafi, K.

“…This paper presents a review of silicon micromachined accelerometers and gyroscopes. Following a brief introduction to their operating principles and…”
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A HARPSS polysilicon vibrating ring gyroscope by Ayazi, F., Najafi, K.

“…This paper presents the design, fabrication, and testing of an 80-/spl mu/m-thick, 1.1 mm in diameter high aspect-ratio (20:1) polysilicon ring gyroscope…”
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A fully integrated neural recording amplifier with DC input stabilization by Mohseni, P., Najafi, K.

“…This paper presents a low-power low-noise fully integrated bandpass operational amplifier for a variety of biomedical neural recording applications. A standard…”
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A Modular 32-site wireless neural stimulation microsystem by Ghovanloo, M., Najafi, K.

“…This paper presents Interestim-2B, a modular 32-site wireless microstimulating ASIC for neural prosthesis applications, to alleviate disorders such as…”
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A Wireless Implantable Microsystem for Multichannel Neural Recording by Sodagar, A.M., Wise, K.D., Najafi, K.

“…An implantable microsystem capable of recording neural activity simultaneously on 64 channels is reported. This system receives power and setup data through an…”
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Wireless multichannel biopotential recording using an integrated FM telemetry circuit by Mohseni, P., Najafi, K., Eliades, S.J., Xiaoqin Wang

“…This paper presents a four-channel telemetric microsystem featuring on-chip alternating current amplification, direct current baseline stabilization, clock…”
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High aspect-ratio combined poly and single-crystal silicon (HARPSS) MEMS technology by Ayazi, F., Najafi, K.

“…This paper presents a single-wafer high aspect-ratio micromachining technology capable of simultaneously producing tens to hundreds of micrometers thick…”
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High-Q Navigation-Grade Fused-Silica Micro Birdbath Resonator Gyroscope by Cho, J., Singh, S., Nagourney, T., Woo, J.-K., Darvishian, A., Shiari, B., He, G., Boyd, C., Bentley, E., Najafi, K.

“…Fused silica is an excellent material for micro mechanical and optical devices due to its excellent quality factor (Q). We developed a novel three-dimensional…”
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