نتایج جستجو برای: custom power devices

تعداد نتایج: 677053  

1999
Rex K. Min Anantha Chandrakasan Charles Sodini

A digital system showcasing two custom video processing chips was designed and implemented. The custom chips perform a forward and inverse discrete cosine transform (DCT) operation using only milliwatts of power. This work presents a hardware-based demonstration system for this chipset that captures and buffers full-motion video data, routes the data through the DCT and inverse DCT devices, and...

Flexible Alternating Current Transmission Systems (FACTS) devices have been used for several targets in power system, one of the main contributions of the devices is improving operation conditions. In this paper, two types of these devices have been placed to raise voltage profile, minimizing system loss and arising loadability. The suggested FACTS devices are: Unified Power Flow Controller (UP...

2004
Shawn A. Phillips Scott Hauck

Automating Layout of Reconfigurable Subsystems for Systems-on-a-Chip by Shawn A. Phillips Chair of the Supervisory Committee: Professor Scott Hauck Electrical Engineering As technology scales, engineers are presented with the ability to integrate many devices onto a single chip, creating entire systems-on-a-chip. When designing SOCs, a unique opportunity exists to add custom reconfigurable fabr...

Journal: :Agronomy 2021

The Internet of Things (IoT) is transforming all applications into real-time monitoring systems. Due to the advancement in sensor technology and communication protocols, implementation IoT occurring rapidly. In agriculture, encouraging crop fields from any remote location. However, there are several agricultural challenges regarding low power use long-range transmission for effective IoT. These...

Flexible Alternating Current Transmission Systems (FACTS) devices have been used for several targets in power system, one of the main contributions of the devices is improving operation conditions. In this paper, two types of these devices have been placed to raise voltage profile, minimizing system loss and arising loadability. The suggested FACTS devices are: Unified Power Flow Controller (UP...

پایان نامه :دانشگاه تربیت معلم - تبریز - دانشکده مهندسی برق 1389

کیفیت توان به عنوان یک مفهوم فراگیر برای انواع مختلف اغتشاشات سیستم قدرت بکار می رود . اما در حقیقت در بسیاری از موارد کیفیت ولتاژ مورد نظر است . این بدان معنی است که شبکه توزیع فقط می تواند کیفیت ولتاژ را کنترل کند و هیچ کنترلی روی جریانی که یک بار خاص می کشد ندارد . در واقع به طور خلاصه می توان گفت شبکه های قدرت طوری طراحی شده اند که دریک ولتاژ سینوسی با فرکانس 50 یا 60 هرتز و در دامنه مشخص ک...

Journal: :E3S web of conferences 2021

Power quality becomes one of the significant contemplations in power system. It has become particularly with presentation advanced devices. These high-level devices are sensitive to nature supply. The refers voltage, current, and frequency at evaluated value. If any variation occurred these quantities standard rating is considered as problem. issues like loss sine, voltage sag, swell, short int...

1994
William C. Athas Jefferey G. Koller Lars J. Svensson

The energy recovery principle used in high-efficiency power supplies can be applied to digital CMOS logic to reduce dynamic power dissipation. We describe experiments with a custom linedriver chip and resonant power supply that can switch eight 100pF loads at 1MHz over 6 times more efficiently than conventional CMOS. The paper describes the adiabatic charging principle underlying this class of ...

2002
H. J. Shin D. J. Pearson

The design challenges and custom design techniques associated with low-power, smallarea, high-performance CMOS digital signalprocessing circuits for hard-disk-drive applications are presented. The advantages of custom design are demonstrated by an example custom digital FIR filter macro that provides substantial improvement in performance, area, and power dissipation over standard-cell implemen...

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