KR102630899B1 - 저항성 및 용량성 센서용 판독 회로 - Google Patents
저항성 및 용량성 센서용 판독 회로 Download PDFInfo
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- 239000003990 capacitor Substances 0.000 claims abstract description 17
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/005—Circuits for altering the indicating characteristic, e.g. making it non-linear
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/16—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying resistance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/30—Structural combination of electric measuring instruments with basic electronic circuits, e.g. with amplifier
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2605—Measuring capacitance
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is DC
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
- G05F1/561—Voltage to current converters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
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- Automation & Control Theory (AREA)
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Abstract
Description
도 1 내지 도 3은 실시예들에 따른 ASIC 집적 회로의 블록도이다.
도 4는 일 실시예에 따른 판독 회로의 실질적인 아날로그 부분의 개략도이다.
도 5는 다른 실시예에 따른 판독 회로의 실질적인 아날로그 부분의 개략도이다.
도 6은 일 실시예에 따른 아날로그 및 디지털 부분을 도시하는 다른 실시예에 따른 ASIC 집적 회로의 블록도이다.
도 7은 도 6의 ASIC 집적 회로와 연관된 타이밍 도면이다.
도 8은 디바이스 내에 존재하는 집적 판독 회로의 실시예를 도시한다.
Claims (20)
- 제 1 동작 모드에서는 레퍼런스 저항기에 연결되고 제 2 동작 모드에서는 저항성 센서에 연결되는 제 1 입력과,
상기 제 1 동작 모드에서는 용량성 센서에 연결되고 상기 제 2 동작 모드에서는 레퍼런스 커패시터에 연결되는 제 2 입력과,
상기 제 1 동작 모드에서는 용량성 센서 데이터 스트림을 제공하고 상기 제 2 동작 모드에서는 저항성 센서 데이터 스트림을 제공하는 출력과,
상기 제 1 입력에 연결된 전압-전류 변환기를 포함하되,
상기 전압-전류 변환기는 증폭기를 포함하며,
상기 증폭기는 상기 증폭기의 출력에 직접 연결되는 스위치에 의해, 상기 제 1 동작 모드에서는 제 1 전류 미러 부분과 연결되고 상기 제 2 동작 모드에서는 제 2 전류 미러 부분과 연결되는,
회로.
- 삭제
- 삭제
- 제 1 항에 있어서,
상기 전압-전류 변환기와 상기 제 2 입력에 연결된 적분기
를 더 포함하는
회로.
- 제 4 항에 있어서,
상기 적분기는, 상기 제 1 동작 모드에서는 제 1 위치에 구성되고 상기 제 2 동작 모드에서는 제 2 위치에 구성되는 제 1 스위치와 제 2 스위치에 연결되는 증폭기를 포함하는
회로.
- 제 4 항에 있어서,
상기 적분기와 상기 출력에 연결되는 로직 회로
를 더 포함하는
회로.
- 제 6 항에 있어서,
상기 로직 회로는 제 2 임계 전압을 갖는 제 2 비교기에 연결된 제 1 임계 전압을 갖는 제 1 비교기를 포함하는
회로.
- 저항기에 연결된 제 1 입력 핀과,
커패시터에 연결된 제 2 입력 핀과,
제 1 동작 모드에서는 상기 커패시터의 값에 대응하는 데이터 스트림을 제공하고, 제 2 동작 모드에서는 상기 저항기의 값에 대응하는 데이터 스트림을 제공하도록 구성된 출력 핀과,
상기 제 1 입력 핀에 연결된 전압-전류 변환기를 포함하되,
상기 전압-전류 변환기는 증폭기를 포함하며,
상기 증폭기는 상기 증폭기의 출력에 직접 연결되는 스위치에 의해, 상기 제 1 동작 모드에서는 제 1 전류 미러 부분과 연결되고 상기 제 2 동작 모드에서는 제 2 전류 미러 부분과 연결되는,
집적 회로.
- 삭제
- 삭제
- 제 8 항에 있어서,
상기 전압-전류 변환기와 상기 제 2 입력 핀에 연결된 적분기
를 더 포함하는
집적 회로.
- 제 11 항에 있어서,
상기 적분기는, 상기 제 1 동작 모드에서는 제 1 위치에 구성되고 상기 제 2 동작 모드에서는 제 2 위치에 구성되는 제 1 스위치와 제 2 스위치에 연결되는 증폭기를 포함하는
집적 회로.
- 제 11 항에 있어서,
상기 적분기와 상기 출력 핀에 연결되는 로직 회로를 더 포함하는
집적 회로.
- 제 13 항에 있어서,
상기 로직 회로는 제 2 임계 전압을 갖는 제 2 비교기에 연결된 제 1 임계 전압을 갖는 제 1 비교기를 포함하는
집적 회로.
- 디바이스의 회로를 동작시키는 방법으로서,
제 1 동작 모드에서 저항기와 용량성 센서를 상기 회로의 제 1 입력과 제 2 입력에 연결하는 단계와,
제 2 동작 모드에서 커패시터와 저항성 센서를 상기 회로의 제 1 입력과 제 2 입력에 연결하는 단계와,
상기 제 1 입력에 전압-전류 변환기 - 상기 전압-전류 변환기는 증폭기를 포함하고, 상기 증폭기는 상기 증폭기의 출력에 직접 연결되는 스위치에 의해 상기 제 1 동작 모드에서는 제 1 전류 미러 부분과 연결되고 상기 제 2 동작 모드에서는 제 2 전류 미러 부분과 연결됨 - 를 연결하는 단계와,
상기 제 1 동작 모드에서 용량성 센서 데이터 스트림을 출력에 제공하는 단계와,
상기 제 2 동작 모드에서 저항성 센서 데이터 스트림을 상기 출력에 제공하는 단계
를 포함하는
방법.
- 제 15 항에 있어서,
상기 디바이스 내에 존재하는 복수의 용량성 센서 중에서 상기 용량성 센서를 선택하는 단계
를 더 포함하는
방법.
- 제 15 항에 있어서,
상기 디바이스 내에 존재하는 복수의 저항성 센서 중에서 상기 저항성 센서를 선택하는 단계
를 더 포함하는
방법.
- 제 15 항에 있어서,
집적 회로 내에 상기 저항성 센서와 상기 회로를 함께 집적시키는 단계
를 더 포함하는
방법.
- 제 15 항에 있어서,
집적 회로 내에 상기 용량성 센서와 상기 회로를 함께 집적시키는 단계
를 더 포함하는
방법.
- 제 15 항에 있어서,
제 3 동작 모드에서 저항성 센서와 용량성 센서를 상기 회로의 상기 제 1 입력과 상기 제 2 입력에 연결하는 단계와,
상기 제 3 동작 모드에서 합성 센서 데이터 스트림을 상기 출력에 제공하는 단계
를 더 포함하는
방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/789,199 US11099213B2 (en) | 2017-10-20 | 2017-10-20 | Readout circuit for resistive and capacitive sensors |
US15/789,199 | 2017-10-20 |
Publications (2)
Publication Number | Publication Date |
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KR20190044520A KR20190044520A (ko) | 2019-04-30 |
KR102630899B1 true KR102630899B1 (ko) | 2024-01-30 |
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Country Status (4)
Country | Link |
---|---|
US (2) | US11099213B2 (ko) |
EP (1) | EP3474028B1 (ko) |
KR (1) | KR102630899B1 (ko) |
CN (1) | CN109696186B (ko) |
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US11099213B2 (en) * | 2017-10-20 | 2021-08-24 | Infineon Technologies Ag | Readout circuit for resistive and capacitive sensors |
EP3836811B1 (en) * | 2018-08-17 | 2022-10-05 | Philip Morris Products S.A. | Aerosol-generating device for use with an aerosol-generating article comprising means for article identification |
CN112543000B (zh) * | 2020-11-09 | 2022-02-15 | 武汉市聚芯微电子有限责任公司 | 供电电路、方法、音频功率放大器和集成电路 |
CN112617266B (zh) * | 2020-12-17 | 2022-03-01 | 西南大学 | 兼容两种传感器的烟叶烘烤控制器接口电路及控制方法 |
CN112881856B (zh) * | 2021-01-11 | 2022-05-17 | 上海交通大学 | 一种可重构多模态传感器接口电路 |
US12117316B2 (en) * | 2023-01-26 | 2024-10-15 | University Of Utah Research Foundation | Resistive sensor interface |
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CN109696186B (zh) | 2023-03-10 |
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US20210270872A1 (en) | 2021-09-02 |
EP3474028A1 (en) | 2019-04-24 |
US20190120879A1 (en) | 2019-04-25 |
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US11099213B2 (en) | 2021-08-24 |
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