J. Ramírez‐Angulo

7.2k total citations · 1 hit paper
380 papers, 5.6k citations indexed

About

J. Ramírez‐Angulo is a scholar working on Electrical and Electronic Engineering, Biomedical Engineering and Cellular and Molecular Neuroscience. According to data from OpenAlex, J. Ramírez‐Angulo has authored 380 papers receiving a total of 5.6k indexed citations (citations by other indexed papers that have themselves been cited), including 341 papers in Electrical and Electronic Engineering, 339 papers in Biomedical Engineering and 32 papers in Cellular and Molecular Neuroscience. Recurrent topics in J. Ramírez‐Angulo's work include Analog and Mixed-Signal Circuit Design (333 papers), Advancements in Semiconductor Devices and Circuit Design (196 papers) and Radio Frequency Integrated Circuit Design (82 papers). J. Ramírez‐Angulo is often cited by papers focused on Analog and Mixed-Signal Circuit Design (333 papers), Advancements in Semiconductor Devices and Circuit Design (196 papers) and Radio Frequency Integrated Circuit Design (82 papers). J. Ramírez‐Angulo collaborates with scholars based in United States, Spain and Mexico. J. Ramírez‐Angulo's co-authors include R.G. Carvajal, Antonio J. López‐Martín, A. Torralba, F. Muñoz, J. Galán, E. Sánchez‐Sinencio, A. Carlosena, S. Baswa, Lucía Acosta and J. Tombs and has published in prestigious journals such as SHILAP Revista de lepidopterología, IEEE Access and IEEE Journal of Solid-State Circuits.

In The Last Decade

J. Ramírez‐Angulo

359 papers receiving 5.3k citations

Hit Papers

The flipped voltage follower: a useful cell for low-volta... 2005 2026 2012 2019 2005 100 200 300 400 500
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. The flipped voltage follower: a useful cell for low-voltage low-power circuit design
    2005 545 citations R.G. Carvajal, J. Ramírez‐Angulo et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
J. Ramírez‐Angulo United States 35 5.1k 4.8k 556 332 302 380 5.6k
C. Toumazou United Kingdom 35 3.7k 0.7× 3.2k 0.7× 859 1.5× 474 1.4× 264 0.9× 253 4.9k
R.G. Carvajal Spain 32 4.2k 0.8× 4.0k 0.8× 510 0.9× 224 0.7× 148 0.5× 285 4.7k
José Silva-Martínez United States 41 5.4k 1.1× 4.2k 0.9× 549 1.0× 319 1.0× 95 0.3× 234 5.9k
Antonio J. López‐Martín Spain 29 3.9k 0.8× 3.7k 0.8× 462 0.8× 264 0.8× 135 0.4× 299 4.3k
Eric A. Vittoz Switzerland 37 5.5k 1.1× 3.4k 0.7× 601 1.1× 442 1.3× 454 1.5× 109 6.1k
Nan Sun United States 42 4.2k 0.8× 3.1k 0.6× 375 0.7× 285 0.9× 238 0.8× 246 5.1k
Salvatore Pennisi Italy 35 3.6k 0.7× 3.2k 0.7× 295 0.5× 257 0.8× 86 0.3× 244 4.0k
P. Hasler United States 38 4.1k 0.8× 2.4k 0.5× 826 1.5× 225 0.7× 819 2.7× 284 4.9k
Franco Maloberti Italy 36 5.8k 1.1× 4.8k 1.0× 393 0.7× 726 2.2× 76 0.3× 453 6.4k
A.S. Sedra Canada 29 3.9k 0.8× 3.7k 0.8× 589 1.1× 514 1.5× 227 0.8× 96 4.7k

Countries citing papers authored by J. Ramírez‐Angulo

Since Specialization
Citations

This map shows the geographic impact of J. Ramírez‐Angulo's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by J. Ramírez‐Angulo with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites J. Ramírez‐Angulo more than expected).

Fields of papers citing papers by J. Ramírez‐Angulo

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. Ramírez‐Angulo. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by J. Ramírez‐Angulo. The network helps show where J. Ramírez‐Angulo may publish in the future.

Co-authorship network of co-authors of J. Ramírez‐Angulo

This figure shows the co-authorship network connecting the top 25 collaborators of J. Ramírez‐Angulo. A scholar is included among the top collaborators of J. Ramírez‐Angulo based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with J. Ramírez‐Angulo. J. Ramírez‐Angulo is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Ramírez‐Angulo, J., et al.. (2025). 0.7 V Supply SC Circuits with Relaxed Slew Rate Requirements Using GB-Enhanced Multiple-Output Class AB/AB Op-Amps. Journal of Low Power Electronics and Applications. 15(2). 24–24.
2.
Ramírez‐Angulo, J., et al.. (2023). Simple Technique to Improve Essentially the Performance of One-Stage Op-Amps in Deep Submicrometer CMOS Technologies. Journal of Low Power Electronics and Applications. 13(1). 4–4. 3 indexed citations
3.
Ramírez‐Angulo, J., et al.. (2023). A Review of Techniques to Enhance an Amplifier’s Performance Using Resistive Local Common Mode Feedback. SHILAP Revista de lepidopterología. 4(1). 780–798. 4 indexed citations
4.
Mora, J.L., et al.. (2022). Time-Interleaving Sigma–Delta Modulator-Based Digital-to-Analog Converter With Time Multiplexing in the Analog Domain. IEEE Transactions on Circuits & Systems II Express Briefs. 70(2). 441–445. 5 indexed citations
5.
6.
Cruz‐Blas, Carlos A. De La, et al.. (2021). Gain-Boosted Super Class AB OTAs Based on Nested Local Feedback. IEEE Transactions on Circuits and Systems I Regular Papers. 68(9). 3562–3573. 13 indexed citations
7.
8.
Ramírez‐Angulo, J., et al.. (2020). 360 nW Gate-Driven Ultra-Low Voltage CMOS Linear Transconductor With 1 MHz Bandwidth and Wide Input Range. IEEE Transactions on Circuits & Systems II Express Briefs. 67(11). 2332–2336. 17 indexed citations
9.
Ramírez‐Angulo, J., et al.. (2019). Pseudo-Three-Stage Miller Op-Amp With Enhanced Small-Signal and Large-Signal Performance. IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 27(10). 2246–2259. 16 indexed citations
10.
Ramírez‐Angulo, J., et al.. (2019). Analysis, Comparison, and Experimental Validation of a Class AB Voltage Follower With Enhanced Bandwidth and Slew Rate. IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 27(6). 1353–1364. 10 indexed citations
11.
Ramírez‐Angulo, J., et al.. (2018). An Op-Amp Approach for Bandpass VGAs With Constant Bandwidth. IEEE Transactions on Circuits & Systems II Express Briefs. 65(9). 1144–1148. 4 indexed citations
12.
López‐Martín, Antonio J., et al.. (2018). Super Class-AB Recycling Folded Cascode OTA. IEEE Journal of Solid-State Circuits. 53(9). 2614–2623. 72 indexed citations
13.
Ramírez‐Angulo, J., et al.. (2018). ±0.25-V Class-AB CMOS Capacitance Multiplier and Precision Rectifiers. IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 27(4). 830–842. 11 indexed citations
14.
Algueta, Jose M., et al.. (2018). ±0.5 V 15 $\mu$ W Recycling Folded Cascode Amplifier With 34767 MHz·pF/mA FOM. IEEE Solid-State Circuits Letters. 1(7). 170–173. 20 indexed citations
15.
Ramírez‐Angulo, J., et al.. (2018). A Highly Efficient Composite Class-AB–AB Miller Op-Amp With High Gain and Stable From 15 pF Up To Very Large Capacitive Loads. IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 26(10). 2061–2072. 34 indexed citations
16.
Ramírez‐Angulo, J., et al.. (2017). An Amplified Offset Compensation Scheme and Its Application in a Track and Hold Circuit. IEEE Transactions on Circuits & Systems II Express Briefs. 65(4). 416–420. 12 indexed citations
17.
Ramírez‐Angulo, J., et al.. (2017). Bandwidth-Enhanced High Current Efficiency Class-AB Buffer With Very Low Output Resistance. IEEE Transactions on Circuits & Systems II Express Briefs. 65(11). 1544–1548. 9 indexed citations
18.
López‐Martín, Antonio J., et al.. (2017). Enhanced Single-Stage Folded Cascode OTA Suitable for Large Capacitive Loads. IEEE Transactions on Circuits & Systems II Express Briefs. 65(4). 441–445. 47 indexed citations
19.
Díaz‐Sánchez, Alejandro, et al.. (2014). High Gain Amplifier with Enhanced Cascoded Compensation. SHILAP Revista de lepidopterología. 3 indexed citations
20.
Ramírez‐Angulo, J., et al.. (2013). Ultra Low-Power Analog Median Filters. SHILAP Revista de lepidopterología. 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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