Results 11 to 20 of about 4,616,861 (293)

Apropos of Signal Processing [PDF]

open access: yes, 2021
Many of the problems addressed by signal processing can be classified as detection, estimation, or prediction. All humans do signal processing every day.
Nandi, AK
core   +1 more source

High-Bandwidth Coherent OFDM-Nyquist-TDM Transceiver With Low-Bandwidth Electronics

open access: yesIEEE Access, 2023
We present a broadband coherent orthogonal frequency-division multiplexing (OFDM) transceiver based on orthogonal sampling and low bandwidth electronic analog signal processing.
Younus Mandalawi   +4 more
doaj   +1 more source

An asynchronous spike event coding scheme for programmable analog arrays [PDF]

open access: yes, 2008
This paper presents a spike event coding scheme for the communication of analog signals in programmable analog arrays. In the scheme presented here no events are transmitted when the signals are constant leading to low power dissipation and traffic ...
Thomas Jacob Koickal   +5 more
core   +1 more source

Optimization of Quantized Analog Signal Processing Using Genetic Algorithms and μ-Law

open access: yesIEEE Open Journal of Circuits and Systems, 2022
Digital mismatch calibration for quantized analog (QA) signal processing is proposed for the first time. Since the proposed calibration mechanism does not require uniform QA slicer levels, non-uniform quantization can be applied to improve the system ...
Qingnan Yu   +2 more
doaj   +1 more source

Advanced techniques on multirate signal processing for digital information processing [PDF]

open access: yes, 2011
Multirate signal processing has become a key topic enabling efficient techniques for digital information processing in a variety of applications such as digital transceivers s for wireless as well as satellite communication systems, digital broadcasting,
Massimiliano Laddomada   +2 more
core   +2 more sources

Efficient FPGA implementation and power modelling of image and signal processing IP cores [PDF]

open access: yes, 2007
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Field Programmable Gate Arrays (FPGAs) are the technology of choice in a number ofimage and signal processing application areas such as consumer ...
Chandrasekaran, Shrutisagar
core   +7 more sources

A CMOS implementation of a spike event coding scheme for analog arrays [PDF]

open access: yes, 2009
This paper presents a CMOS circuit implementation of a spike event coding/decoding scheme for transmission of analog signals in a programmable analog array. This scheme uses spikes for a time representation of analog signals.
Koickal, T.J.   +5 more
core   +1 more source

Si 3N 4-Based Integrated Optical Analog Signal Processor and Its Application in RF Photonic Frontend

open access: yesIEEE Photonics Journal, 2015
Digital signal processing has achieved great success in the field of signal processing over the past several decades. However, as the bandwidth requirement increases, the power consumption and effective number of bits (ENOB) of the analog-to-digital ...
Hongchen Yu   +9 more
doaj   +1 more source

Modelling and studying the effect of graph errors in graph signal processing

open access: yes, 2021
Publisher Copyright: © 2021The first step for any graph signal processing (GSP) procedure is to learn the graph signal representation, i.e., to capture the dependence structure of the data into an adjacency matrix.
Miettinen, Jari   +2 more
core   +1 more source

Laser Doppler Blood Flow Imaging Using a CMOS Imaging Sensor with On-Chip Signal Processing

open access: yesSensors, 2013
The first fully integrated 2D CMOS imaging sensor with on-chip signal processing for applications in laser Doppler blood flow (LDBF) imaging has been designed and tested.
Cally Gill   +7 more
doaj   +1 more source

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