Zobrazeno 1 - 10
of 254
pro vyhledávání: '"Chopper amplifier"'
Autor:
Po-Yu Kuo, Chi-Han Liao, Jung-Chuan Chou, Chih-Hsien Lai, Yu-Hsun Nien, Po-Hui Yang, Ming-Tai Hsu, Cheng-Chun Lien, Wei-Shun Chen, Jyun-Ming Huang, Yu-Wei Chen
Publikováno v:
IEEE Journal of the Electron Devices Society, Vol 12, Pp 1003-1010 (2024)
In this paper, a new architecture for glucose biosensors is proposed, which adopts a Chopper amplifier instead of a conventional instrumentation amplifier (INA) and differential extended gate field effect transistor (EGFET) as the input stage. The ar
Externí odkaz:
https://doaj.org/article/e8afb0d964b24f40a8e5fd734bf4fc8b
Publikováno v:
Journal of Low Power Electronics and Applications, Vol 14, Iss 3, p 37 (2024)
Chopper and capacitively coupled techniques are employed in instrumentation amplifiers to create capacitively coupled chopper instrumentation amplifiers (CCIAs) that obtain a high noise power efficiency. However, the CCIA has some disadvantages due t
Externí odkaz:
https://doaj.org/article/82566c06125841149d3f64e545d7cc76
Publikováno v:
水下无人系统学报, Vol 31, Iss 4, Pp 527-544 (2023)
Underwater electric fields have the characteristics of complex field sources, high dynamic range, and broad frequency band, making high-precision observation difficult. They put forward high requirements for observation methods, measurement sensors,
Externí odkaz:
https://doaj.org/article/58c1adc5cde74eae8578489afb53faaa
Publikováno v:
Earth, Planets and Space, Vol 75, Iss 1, Pp 1-11 (2023)
Abstract Space-based search coil (SC) magnetometers connected to preamplifiers have been used to investigate magnetic field vectors of plasma waves from 100 mHz to 10 kHz for understanding magnetospheric dynamics. However, flicker noise below several
Externí odkaz:
https://doaj.org/article/1bae6390053c4a52a0cf90ebd26b99fc
Autor:
Sixuan Song, Kai Chen
Publikováno v:
Sensors, Vol 24, Iss 6, p 1920 (2024)
The seafloor E-field signal is extremely weak and difficult to measured, even with a high signal-to-noise ratio. The preamplifier for electrodes is a key technology for ocean-bottom electromagnetic receivers. In this study, a chopper amplifier was pr
Externí odkaz:
https://doaj.org/article/76bb77dbade44d5eb3aec2c775f33753
Akademický článek
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Publikováno v:
Journal of Low Power Electronics and Applications, Vol 13, Iss 2, p 37 (2023)
This paper presents a capacitively coupled chopper instrumentation amplifier (CCIA) with ultra-low power consumption and programmable bandwidth for biomedical applications. To achieve a flexible bandwidth from 0.2 to 10 kHz without additional power c
Externí odkaz:
https://doaj.org/article/75c53d302ff94ea980595d0b95804604
Autor:
Matthus, Christian D., Ellinger, Frank
An accurate, high-speed, fully differential difference amplifier for current sensing utilizing the chopper approach was implemented in a 0.18 μm complementary metal-oxide-semiconductor (CMOS) technology. Unlike state-of-the-art solutions, we use a h
Externí odkaz:
https://tud.qucosa.de/id/qucosa%3A91351
https://tud.qucosa.de/api/qucosa%3A91351/attachment/ATT-0/
https://tud.qucosa.de/api/qucosa%3A91351/attachment/ATT-0/
Akademický článek
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Autor:
Gyuri Choi, Kyeongsik Nam, Mookyoung Yoo, Sanggyun Kang, Byeongkwan Jin, Kyounghwan Kim, Hyeoktae Son, Hyoungho Ko
Publikováno v:
Applied Sciences, Vol 12, Iss 22, p 11334 (2022)
This paper presents a low-noise potentiostat readout circuit with a chopper fully differential difference amplifier (FDDA) for glucose monitoring. Glucose monitoring is necessary for the early diagnosis of diabetes complications and for health manage
Externí odkaz:
https://doaj.org/article/0ff597bae51d4fc3a98364348674ff9d