Time-domain temperature sensor based on converter with temperature compensation

Time-domain temperature sensor based on converter with temperature compensation

This paper made a corresponding improvement on influence of temperature on the performance of the time-domain temperature sensor circuits. According to the qualitative relationship between temperature coefficient and size of transistors, the aspect ratio of the transistors in sensing part is improve...

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Bibliographic Details
Main Authors: Li Mengyu, Huang Letian, Li Qiang
Format: Article
Language:zho
Published: National Computer System Engineering Research Institute of China 2018-09-01
Series:Dianzi Jishu Yingyong
Subjects:
temperature sensor
TDC
temperature drift
current mirror
Online Access:http://www.chinaaet.com/article/3000090139
id doaj-2c8a8ae2ed4545f5a6b3855e961e403b
record_format Article
spelling doaj-2c8a8ae2ed4545f5a6b3855e961e403b2020-11-24T21:49:56ZzhoNational Computer System Engineering Research Institute of ChinaDianzi Jishu Yingyong0258-79982018-09-01449525510.16157/j.issn.0258-7998.1806113000090139Time-domain temperature sensor based on converter with temperature compensationLi Mengyu0Huang Letian1Li Qiang2Institute of Integrated Systems，School of Electronic Science and Engineering， University of Electronic Science and Technology of China，Chengdu 610054，ChinaInstitute of Integrated Systems，School of Electronic Science and Engineering， University of Electronic Science and Technology of China，Chengdu 610054，ChinaInstitute of Integrated Systems，School of Electronic Science and Engineering， University of Electronic Science and Technology of China，Chengdu 610054，ChinaThis paper made a corresponding improvement on influence of temperature on the performance of the time-domain temperature sensor circuits. According to the qualitative relationship between temperature coefficient and size of transistors, the aspect ratio of the transistors in sensing part is improved to increase its temperature coefficient. Besides, a current mirror for temperature compensation is added to the ring oscillator of TDC(Time-to-Digital Converter) and the parameters of inverters are adjusted so that the temperature drift of TDC is near zero at the chosen temperature range. The method reduces the total power consumption and power density of the circuit, thereby reducing the performance loss caused by self-heating and self-heating of the circuit.http://www.chinaaet.com/article/3000090139temperature sensorTDCtemperature driftcurrent mirror
collection DOAJ
language zho
format Article
sources DOAJ
author Li Mengyu
Huang Letian
Li Qiang
spellingShingle Li Mengyu
Huang Letian
Li Qiang
Time-domain temperature sensor based on converter with temperature compensation
Dianzi Jishu Yingyong
temperature sensor
TDC
temperature drift
current mirror
author_facet Li Mengyu
Huang Letian
Li Qiang
author_sort Li Mengyu
title Time-domain temperature sensor based on converter with temperature compensation
title_short Time-domain temperature sensor based on converter with temperature compensation
title_full Time-domain temperature sensor based on converter with temperature compensation
title_fullStr Time-domain temperature sensor based on converter with temperature compensation
title_full_unstemmed Time-domain temperature sensor based on converter with temperature compensation
title_sort time-domain temperature sensor based on converter with temperature compensation
publisher National Computer System Engineering Research Institute of China
series Dianzi Jishu Yingyong
issn 0258-7998
publishDate 2018-09-01
description This paper made a corresponding improvement on influence of temperature on the performance of the time-domain temperature sensor circuits. According to the qualitative relationship between temperature coefficient and size of transistors, the aspect ratio of the transistors in sensing part is improved to increase its temperature coefficient. Besides, a current mirror for temperature compensation is added to the ring oscillator of TDC(Time-to-Digital Converter) and the parameters of inverters are adjusted so that the temperature drift of TDC is near zero at the chosen temperature range. The method reduces the total power consumption and power density of the circuit, thereby reducing the performance loss caused by self-heating and self-heating of the circuit.
topic temperature sensor
TDC
temperature drift
current mirror
url http://www.chinaaet.com/article/3000090139
work_keys_str_mv AT limengyu timedomaintemperaturesensorbasedonconverterwithtemperaturecompensation
AT huangletian timedomaintemperaturesensorbasedonconverterwithtemperaturecompensation
AT liqiang timedomaintemperaturesensorbasedonconverterwithtemperaturecompensation
_version_ 1725886403005382656

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