Results 51 to 60 of about 6,570 (171)

An Amplifier-Less Acquisition Chain for Power Measurements in Series Resonant Inverters

open access: yesSensors, 2019
Successive approximation register (SAR) analog-to-digital converter (ADC) manufacturers recommend the use of a driver amplifier to achieve the best performance.
Jorge Villa   +3 more
doaj   +1 more source

A 14.5-Bit ENOB, 10MS/s SAR-ADC With 2nd Order Hybrid Passive-Active Resonator Noise Shaping

open access: yesIEEE Access, 2022
A new 2nd order noise shaping (NS) based successive approximation register (SAR) ADC is presented in this paper. In comparison to earlier research, this paper considers hybrid passive-active integrators to compensate for the phase error of the passive ...
Ximing Fu, Kamal El-Sankary
doaj   +1 more source

A capacitive mismatch calibration method for SAR ADCs based on TDC

open access: yesElectronics Letters
The capacitance mismatch problem limits the accuracy improvement of high‐precision SAR ADCs (Successive Approximation Register Analog‐to‐Digital Converters).
Qing Shen   +5 more
doaj   +1 more source

A neural probe with up to 966 electrodes and up to 384 configurable channels in 0.13 μm SOI CMOS [PDF]

open access: yes, 2017
In vivo recording of neural action-potential and local-field-potential signals requires the use of high-resolution penetrating probes. Several international initiatives to better understand the brain are driving technology efforts towards maximizing the ...
Andrei, Alexandru   +13 more
core   +1 more source

A dither‐less bit weight digital background calibration for bridge capacitor digital‐to‐analog converter successive approximation register analog‐to‐digital converters

open access: yesElectronics Letters, 2022
The authors present a dither‐less background digital bit weights calibration method for split‐capacitor digital‐to‐analog converter (CDAC) successive approximation register (SAR) analog‐to‐digital converters (ADCs) to improve non‐linearities caused by ...
Soohoon Lee, Jintae Kim
doaj   +1 more source

A Systematic Approach to Determining the Duty Cycle for Regenerative Comparator Used in WSN [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2019
A low power regenerative comparator is very useful in Successive Approximation Register (SAR) type Analog to Digital Converter (ADC) for a Wireless Sensor Node (WSN).
Dipak S. Marathe, Uday P. Khot
doaj   +1 more source

Twice‐input variable‐resolution single‐side switching scheme without reset energy for SAR ADC

open access: yesElectronics Letters
A twice‐input variable‐resolution single‐side switching scheme without reset energy is proposed for successive approximation register (SAR) analogue‐to‐digital converters (ADCs).
Bin Tang   +6 more
doaj   +1 more source

A Poly Resistor Based Time Domain CMOS Temperature Sensor with 9b SAR and Fine Delay Line

open access: yesSensors, 2020
This paper presents a new type of time domain CMOS temperature sensor with a 9b successive approximation register (SAR) control logic and a fine delay line. We adopted an N-type poly resistor as the sensing element for temperature linearity. The chip was
Zhiwei Xu, Sangjin Byun
doaj   +1 more source

Pipelined digital SAR azimuth correlator using hybrid FFT-transversal filter [PDF]

open access: yes, 1984
A synthetic aperture radar system (SAR) having a range correlator is provided with a hybrid azimuth correlator which utilizes a block-pipe-lined fast Fourier transform (FFT).
Liu, K. Y., Wu, C.
core   +1 more source

A 6-bit, two-step, successive approximation logarithmic ADC for biomedical applications

open access: yes, 2016
This paper presents the design and realization of a novel low-power 6-bit successive approximation logarithmic ADC for biomedical applications. A two-step successive approximation method is proposed to obtain a piecewise-linear approximation of the ...
Constandinou, TG   +2 more
core   +1 more source

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