Results 31 to 40 of about 83,035 (146)

Radio Over Fiber Downlink Design for Spatial Modulation and Multi-Set Space-Time Shift-Keying

open access: yesIEEE Access, 2018
Spatial modulation (SM) and multi-set space-time shift-keying (MS-STSK) are capable of striking a flexible design trade-off between the multiplexing and diversity gains attained.
Yichuan Li   +3 more
doaj   +1 more source

A new blind image conversion complexity metric for intelligent CMOS image sensors

open access: yesIET Image Processing, 2021
Many algorithms have been developed for complementary metal–oxide–semiconductor (CMOS) image sensors to speed up analogue‐to‐digital (A‐to‐D) conversion of captured images.
Mohamed R. Elmezayen, Suat U. Ay
doaj   +1 more source

Use of antifuse-FPGAs in the Track-Sorter-Master of the CMS Drift Tube Chambers [PDF]

open access: yes, 2001
The front-end system of the Silicon Drift Detectors (SDDs) of the ALICE experiment is made of two ASICs. The first chip performs the preamplification, temporary analogue storage and analogue-to-digital conversion of the detector signals.
Dallavalle, G M   +5 more
core   +1 more source

A 10-bit 40MS/s Pipelined ADC in a 0.13μm CMOS Process [PDF]

open access: yes, 2009
This paper presents a 10-bit analogue to digital converter (ADC) that will be integrated in a general purpose charge readout ASIC that is the new generation of mixed-mode integrated circuits for Time Projection Chamber (TPC) readout.
França-Santos, Hugo
core   +1 more source

Oscillation-based DFT for Second-order Bandpass OTA-C Filters [PDF]

open access: yes, 2017
This document is the Accepted Manuscript version. Under embargo until 6 September 2018. The final publication is available at Springer via https://doi.org/10.1007/s00034-017-0648-9.This paper describes a design for testability technique for second-order ...
Hasan, Masood ul   +2 more
core   +2 more sources

Digital switchover and the role of the new BBC services in digital television take-up [PDF]

open access: yes, 2005
This paper discusses the process of digital switchover and assesses the role the BBC services have played in driving overall digital take-up and therefore bringing forward the likely date of analogue switch-off. The first part examines the advantages and
Iosifidis, P.
core   +1 more source

A 10 MHz‐BW 85 dB‐SNDR 4th‐order sturdy MASH 2‐0 noise shaping SAR ADC with 2nd‐order gain‐error‐shaping technique

open access: yesElectronics Letters
The multi‐stage noise shaping (MASH) ΣΔ ADC has a good potential to achieve high‐order noise shaping (NS) and high resolution. However, it suffers from quantization noise leakage caused by the mismatch between the analogue NS filter and the digital ...
Lizhen Zhang, Jianhui Wu
doaj   +1 more source

A Simplified Method of Pure Time Delay Generation

open access: yesMeasurement + Control, 1978
A method of time delay generation is described that is not dependent on a Pade or similar approximation. It is shown that the use of a serial analogue to digital conversion technique known as Delta Modulation can result in a simple and low cost ...
David E. Newland
doaj   +1 more source

Predictive ECG coding using linear time-invariant models [PDF]

open access: yesArchive of Oncology, 2004
Electrocardiogram (ECG) signal compression suffers of lack of standards for analogue-digital conversion. Results of this study have shown that 8 bits/sample, although frequently in use, does not satisfy quality criteria for medical doctors.
Bošković Aleksandar   +2 more
doaj   +1 more source

Improved method for SNR prediction in machine-learning-based test [PDF]

open access: yes, 2010
This paper applies an improved method for testing the signal-to-noise ratio (SNR) of Analogue-to-Digital Converters (ADC). In previous work, a noisy and nonlinear pulse signal is exploited as the input stimulus to obtain the signature results of ADC.
Kerkhoff, Hans G., Sheng, Xiaoqin
core   +2 more sources

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