The aim of the “Circuit and Signal Processing” Section is to host significant and original contributions and state-of-the-art review articles in this field of research. The scope of this Section is broad, ranging from mathematical foundations to practical engineering applications, measurement techniques, compliance verification, and reliability studies.

As they are published in an open access format, you have free and unlimited access to the full text of all of the articles in our journal. We welcome you to read our most highly cited papers published in 2021:

1. “A New RBF Neural Network-Based Fault-Tolerant Active Control for Fractional Time-Delayed Systems”
by Bo Wang et al.
Electronics 2021, 10(12), 1501; https://doi.org/10.3390/electronics10121501
Available online: https://www.mdpi.com/2079-9292/10/12/1501

2. “Efficient Chaos-Based Substitution-Box and Its Application to Image Encryption”
by Ahmed A. Abd El-Latif et al.
Electronics 2021, 10(12), 1392; https://doi.org/10.3390/electronics10121392
Available online: https://www.mdpi.com/2079-9292/10/12/1392

3. “Dynamic Analysis of the Switched-Inductor Buck-Boost Converter Based on the Memristor”
by Yan Yang et al.
Electronics 2021, 10(4), 452; https://doi.org/10.3390/electronics10040452
Available online: https://www.mdpi.com/2079-9292/10/4/452

4. “Self-Biased and Supply-Voltage Scalable Inverter-Based Operational Transconductance Amplifier with Improved Composite Transistors”
by Luis Henrique Rodovalho et al.
Electronics 2021, 10(8), 935; https://doi.org/10.3390/electronics10080935
Available online: https://www.mdpi.com/2079-9292/10/8/935

5. “The Contribution of Machine Learning and Eye-Tracking Technology in Autism Spectrum Disorder Research: A Systematic Review”
by Konstantinos-Filippos Kollias et al.
Electronics 2021, 10(23), 2982; https://doi.org/10.3390/electronics10232982
Available online: https://www.mdpi.com/2079-9292/10/23/2982

6. “Structural Decomposition in FSM Design: Roots, Evolution, Current State—A Review”
by Alexander Barkalov et al.
Electronics 2021, 10(10), 1174; https://doi.org/10.3390/electronics10101174
Available online: https://www.mdpi.com/2079-9292/10/10/1174

7. “Inductance Simulators and Their Application to the 4th Order Elliptic Lowpass Ladder Filter Using CMOS VD-DIBAs”
by Winai Jaikla et al.
Electronics 2021, 10(6), 684; https://doi.org/10.3390/electronics10060684
Available online: https://www.mdpi.com/2079-9292/10/6/684

8. “A Neural Network Classifier with Multi-Valued Neurons for Analog Circuit Fault Diagnosis”
by Igor Aizenberg et al.
Electronics 2021, 10(3), 349; https://doi.org/10.3390/electronics10030349
Available online: https://www.mdpi.com/2079-9292/10/3/349

9. “A Comparison of Deep Learning Methods for Timbre Analysis in Polyphonic Automatic Music Transcription”
by Carlos Hernandez-Olivan et al.
Electronics 2022, 10(7), 810; https://doi.org/10.3390/electronics10070810
Available online: https://www.mdpi.com/2079-9292/10/7/810

10. “Noise Efficient Integrated Amplifier Designs for Biomedical Applications”
by Sebastian Simmich et al.
Electronics 2021, 10(13), 1522; https://doi.org/10.3390/electronics10131522
Available online: https://www.mdpi.com/2079-9292/10/13/1522

11. “Ultralow Voltage FinFET- Versus TFET-Based STT-MRAM Cells for IoT Applications”
by Esteban Garzón et al.
Electronics 2021, 10(15), 1756; https://doi.org/10.3390/electronics10151756
Available online: https://www.mdpi.com/2079-9292/10/15/1756

12. “Acoustic Anomaly Detection of Mechanical Failures in Noisy Real-Life Factory Environments”
by Yuki Tagawa et al.
Electronics 2021, 10(19), 2329; https://doi.org/10.3390/electronics10192329
Available online: https://www.mdpi.com/2079-9292/10/19/2329

13. “Skyrmion Logic-In-Memory Architecture for Maximum/Minimum Search”
by Luca Gnoli et al.
Electronics 2021, 10(2), 155; https://doi.org/10.3390/electronics10020155
Available online: https://www.mdpi.com/2079-9292/10/2/155

14. “Reconfigurable Binary Neural Network Accelerator with Adaptive Parallelism Scheme”
by Jaechan Cho et al.
Electronics 2022, 10(3), 230; https://doi.org/10.3390/electronics10030230
Available online: https://www.mdpi.com/2079-9292/10/3/230

15. “Speech Processing for Language Learning: A Practical Approach to Computer-Assisted Pronunciation Teaching”
by Natalia Bogach et al.
Electronics 2021, 10(3), 235; https://doi.org/10.3390/electronics10030235
Available online: https://www.mdpi.com/2079-9292/10/3/235

16. “The Impact of State-of-the-Art Techniques for Lossless Still Image Compression”
by Md. Atiqur Rahman et al.
Electronics 2021, 10(3), 360; https://doi.org/10.3390/electronics10030360
Available online: https://www.mdpi.com/2079-9292/10/3/360

17. “Low-Complexity High-Throughput QC-LDPC Decoder for 5G New Radio Wireless Communication”
by Tram Thi Bao Nguyen et al.
Electronics 2021, 10(4), 516; https://doi.org/10.3390/electronics10040516
Available online: https://www.mdpi.com/2079-9292/10/4/516

18. “The Frequency and Real-Time Properties of the Microcontroller Implementation of Fractional-Order PID Controller”
by Krzysztof Oprzędkiewicz et al.
Electronics 2021, 10(5), 524; https://doi.org/10.3390/electronics10050524
Available online: https://www.mdpi.com/2079-9292/10/5/524

19. “An Interpretable Deep Learning Model for Automatic Sound Classification”
by Pablo Zinemanas et al.
Electronics 2021, 10(7), 850; https://doi.org/10.3390/electronics10070850
Available online: https://www.mdpi.com/2079-9292/10/7/850