Todd E. Humphreys

5.7k total citations · 2 hit papers
119 papers, 3.9k citations indexed

About

Todd E. Humphreys is a scholar working on Aerospace Engineering, Electrical and Electronic Engineering and Computer Networks and Communications. According to data from OpenAlex, Todd E. Humphreys has authored 119 papers receiving a total of 3.9k indexed citations (citations by other indexed papers that have themselves been cited), including 96 papers in Aerospace Engineering, 44 papers in Electrical and Electronic Engineering and 26 papers in Computer Networks and Communications. Recurrent topics in Todd E. Humphreys's work include GNSS positioning and interference (68 papers), Indoor and Outdoor Localization Technologies (34 papers) and Inertial Sensor and Navigation (20 papers). Todd E. Humphreys is often cited by papers focused on GNSS positioning and interference (68 papers), Indoor and Outdoor Localization Technologies (34 papers) and Inertial Sensor and Navigation (20 papers). Todd E. Humphreys collaborates with scholars based in United States, Finland and Spain. Todd E. Humphreys's co-authors include Mark L. Psiaki, Jahshan A. Bhatti, Daniel P. Shepard, Kyle Wesson, Zaher M. Kassas, Peter A. Iannucci, Brady W. O’Hanlon, P. M. Kintner, Jason N. Gross and B. M. Ledvina and has published in prestigious journals such as Proceedings of the IEEE, Geophysical Research Letters and IEEE Transactions on Signal Processing.

In The Last Decade

Todd E. Humphreys

112 papers receiving 3.7k citations

Hit Papers

align trajectories

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.

Unmanned Aircraft Capture and Control Via GPS Spoofing

2014 452 citations Jahshan A. Bhatti, Todd E. Humphreys et al. profile →
GNSS Spoofing and Detection

2016 438 citations Mark L. Psiaki, Todd E. Humphreys profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Todd E. Humphreys United States	29	2.7k	1.7k	956	937	433	119	3.9k
Mark L. Psiaki United States	33	3.3k 1.2×	892 0.5×	1.1k 1.2×	497 0.5×	639 1.5×	179	4.0k
Pau Closas United States	26	1.6k 0.6×	1.5k 0.9×	960 1.0×	531 0.6×	203 0.5×	219	2.8k
Elliott Kaplan	6	2.0k 0.7×	1.2k 0.7×	523 0.5×	656 0.7×	364 0.8×	6	2.9k
Mingquan Lu China	25	2.0k 0.7×	1.2k 0.7×	449 0.5×	524 0.6×	351 0.8×	308	2.6k
Fabio Dovis Italy	26	2.4k 0.9×	1.3k 0.8×	605 0.6×	576 0.6×	602 1.4×	282	3.2k
Zaher M. Kassas United States	34	3.1k 1.2×	2.1k 1.3×	578 0.6×	703 0.8×	151 0.3×	206	4.0k
Dennis Akos United States	30	2.5k 0.9×	1.3k 0.8×	505 0.5×	540 0.6×	472 1.1×	197	3.3k
Boris Pervan United States	27	3.0k 1.1×	690 0.4×	923 1.0×	355 0.4×	700 1.6×	253	3.5k
Bradford W. Parkinson United States	24	3.7k 1.4×	1.2k 0.7×	840 0.9×	567 0.6×	873 2.0×	121	4.8k
Gonzalo Seco‐Granados Spain	30	2.3k 0.9×	3.9k 2.3×	558 0.6×	1.3k 1.4×	150 0.3×	288	5.2k

Countries citing papers authored by Todd E. Humphreys

Since Specialization

Citations

This map shows the geographic impact of Todd E. Humphreys'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 Todd E. Humphreys with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Todd E. Humphreys more than expected).

Fields of papers citing papers by Todd E. Humphreys

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Todd E. Humphreys. 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 Todd E. Humphreys. The network helps show where Todd E. Humphreys may publish in the future.

Co-authorship network of co-authors of Todd E. Humphreys

This figure shows the co-authorship network connecting the top 25 collaborators of Todd E. Humphreys. A scholar is included among the top collaborators of Todd E. Humphreys 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 Todd E. Humphreys. Todd E. Humphreys is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Humphreys, Todd E., et al.. (2025). Timing Properties of the Starlink Ku-Band Downlink. IEEE Transactions on Aerospace and Electronic Systems. 62. 727–744.

Humphreys, Todd E., et al.. (2024). Purposeful co-design of OFDM signals for ranging and communications. EURASIP Journal on Advances in Signal Processing. 2024(1). 3 indexed citations

Pany, Thomas, Dennis Akos, Javier Arribas, et al.. (2024). GNSS Software-Defined Radio: History, Current Developments, and Standardization Efforts. NAVIGATION Journal of the Institute of Navigation. 71(1). navi.628–navi.628. 8 indexed citations

Mozaffari, Mohammad, et al.. (2024). Pose-Aware 3D Beamwidth Adaptation for Mobile Extended Reality. 3877–3882. 2 indexed citations

Humphreys, Todd E., et al.. (2024). An Analysis of the Short-Term Time Stability of the Starlink Ku-Band Downlink Frame Clock. 106–111. 2 indexed citations

Wang, Zhangyang, et al.. (2024). MM3DGS SLAM: Multi-modal 3D Gaussian Splatting for SLAM Using Vision, Depth, and Inertial Measurements. 10159–10166. 11 indexed citations

Humphreys, Todd E., et al.. (2023). Low-Cost Inertial Aiding for Deep-Urban Tightly Coupled Multi-Antenna Precise GNSS. NAVIGATION Journal of the Institute of Navigation. 70(1). navi.561–navi.561. 7 indexed citations

Humphreys, Todd E., et al.. (2023). Robust Absolute Headset Tracking for Extended Reality. 1350–1362. 1 indexed citations

Clauer, C. R., Zhonghua Xu, D. R. Weimer, et al.. (2014). An autonomous adaptive low-power instrument platform (AAL-PIP) for remote high-latitude geospace data collection. Geoscientific instrumentation, methods and data systems. 3(2). 211–227. 21 indexed citations

10.

Wesson, Kyle & Todd E. Humphreys. (2013). Hacking Drones. Scientific American. 309(5). 54–59. 42 indexed citations

11.

O’Hanlon, Brady W., Mark L. Psiaki, Todd E. Humphreys, & Jahshan A. Bhatti. (2012). Real-Time Spoofing Detection Using Correlation Between two Civil GPS Receiver. 3584–3590. 23 indexed citations

12.

Kassas, Zaher M. & Todd E. Humphreys. (2012). Observability Analysis of Opportunistic Navigation with Pseudorange Measurements. AIAA Guidance, Navigation, and Control Conference. 13 indexed citations

13.

Cahoy, K., L. P. Dyrud, J. T. Fentzke, et al.. (2011). Small and Low-Cost GNSS Radio Occultation Receivers. AGU Fall Meeting Abstracts. 2011. 1 indexed citations

14.

Wesson, Kyle, et al.. (2011). Practical cryptographic civil GPS signal authentication. 3335–3345. 5 indexed citations

15.

Crowley, G., G. S. Bust, P. M. Kintner, et al.. (2010). CASES: A Novel Low-Cost Ground-based Dual-Frequency GPS Software Receiver. AGU Fall Meeting Abstracts. 2010. 1 indexed citations

16.

O’Hanlon, Brady W., Mark L. Psiaki, Todd E. Humphreys, & Jahshan A. Bhatti. (2010). Real-Time Spoofing Detection in a Narrow-Band Civil GPS Receiver. 2211–2220. 16 indexed citations

17.

Humphreys, Todd E., Jahshan A. Bhatti, & B. M. Ledvina. (2009). Exploiting Multicore Technology in Software-Defined GNSS Receivers. 326–338. 34 indexed citations

18.

Psiaki, Mark L., Todd E. Humphreys, Alessandro P. Cerruti, Steven P. Powell, & P. M. Kintner. (2007). Tracking L1 C/A and L2C signals through ionospheric scintillations. Proceedings of the 20th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2007). 246–268. 19 indexed citations

19.

Ledvina, B. M., Mark L. Psiaki, Todd E. Humphreys, Steven P. Powell, & P. M. Kintner. (2006). A Real-Time Software Receiver for the GPS and Galileo L1 Signals. Proceedings of the 19th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2006). 2321–2333. 12 indexed citations

20.

Humphreys, Todd E., M. C. Kelley, & P. M. Kintner. (2004). GPS-based Measurement of Atmospheric Tides. Proceedings of the 17th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2004). 864–880. 3 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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