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EAPPEN Geoffrey

Main Referenced Co-authors
CHATZINOTAS, Symeon  (23)
MERLANO DUNCAN, Juan Carlos  (14)
VASQUEZ-PERALVO, Juan Andres  (11)
GONZALEZ RIOS, Jorge Luis  (10)
HA, Vu Nguyen  (8)
Main Referenced Keywords
Computer Science - Networking and Internet Architecture (3); Electrical and Electronic Engineering (2); Aerial vehicle (1); Akida Brainchip (1); Antenna analysis (1);
Main Referenced Unit & Research Centers
Interdisciplinary Centre for Security, Reliability and Trust (SnT) > SIGCOM - Signal Processing & Communications (3)
Interdisciplinary Centre for Security, Reliability and Trust (SnT) (1)
Interdisciplinary Centre for Security, Reliability and Trust (SnT) > Other (1)
Interdisciplinary Centre for Security, Reliability and Trust (SnT) > SIGCOM (1)
Main Referenced Disciplines
Electrical & electronics engineering (13)
Computer science (7)
Engineering, computing & technology: Multidisciplinary, general & others (3)
Aerospace & aeronautics engineering (2)

Publications (total 24)

The most downloaded
425 downloads
PALISETTY, R., EAPPEN, G., GONZALEZ RIOS, J. L., MERLANO DUNCAN, J. C., DOMOUCHTSIDIS, S., CHATZINOTAS, S., OTTERSTEN, B., Cortazar, B., Daddio, S., & Angeletti, P. (2022). Area-Power Analysis of FFT Based Digital Beamforming for GEO, MEO, and LEO Scenarios. In Area-Power Analysis of FFT Based Digital Beamforming for GEO, MEO, and LEO Scenarios. HELSINKI, Finland: IEEE. doi:10.1109/VTC2022-Spring54318.2022.9861037 https://hdl.handle.net/10993/51060

The most cited

17 citations (Scopus®)

HA, V. N., ABDULLAH, Z., EAPPEN, G., MERLANO DUNCAN, J. C., PALISETTY, R., GONZALEZ RIOS, J. L., ALVES MARTINS, W., CHOU, H.-P., VASQUEZ-PERALVO, J. A., GARCES SOCARRAS, L. M., CHAKER, H., & CHATZINOTAS, S. (2022). Joint Linear Precoding and DFT Beamforming Design for Massive MIMO Satellite Communication. In IEEE Global Communications Conference GLOBECOM 2022. https://hdl.handle.net/10993/53174

GARCIA MORETA, C. E., Martin Vega, F. J., CAMANA ACOSTA, M. R., EAPPEN, G., OLIVEIRA KUHFUSS DE MENDONÇA, M., BABIKIR MOHAMMAD ADAM, A., Soret, B., QUEROL, J., & CHATZINOTAS, S. (in press). Swarm Intelligence aided PTS-Based Framework for PAPR Reduction in Satellite Communication System [Paper presentation]. 2024 IEEE Globecom Workshops, Cape Town, South Africa.
Peer reviewed

Chou, H.-F., HA, V. N., THIRUVASAGAM, P., LE, T.-D., EAPPEN, G., NGUYEN, T. T., TRAN, D. D., Sean Longyu Ma, MOSTAANI, A., & CHATZINOTAS, S. (2025). Semantic Communication in Earth Observation via Cognitive DT-JSCC Framework for Enhanced Inference. In Semantic Communication in Earth Observation via Cognitive DT-JSCC Framework for Enhanced Inference. New York, United States: IEEE.
Peer reviewed

GARCES SOCARRAS, L. M., GONZALEZ RIOS, J. L., Palisetty, R., CUIMAN MARQUEZ, R., HA, V. N., VASQUEZ-PERALVO, J. A., EAPPEN, G., NGUYEN, T. T., MERLANO DUNCAN, J. C., CHATZINOTAS, S., OTTERSTEN, B., MARCOS ROJAS, C. L., Coskun, A., King, S., D’Addio, S., & Angeletti, P. (2025). Efficient Digital Beamforming for Satellite Payloads Using a 2D FFT-Based Parallel Architecture. IEEE ISCAS2025 Symposium Proceedings, 1-5. doi:10.1109/iscas56072.2025.11043196
Peer reviewed

LE, T.-D., Ha, V. N., Ti Nguyen, T., EAPPEN, G., THIRUVASAGAM, P., Chou, H.-F., Tran, D.-D., Garces-Socarras, L. M., Gonzalez-Rios, J. L., Merlano-Duncan, J. C., & CHATZINOTAS, S. (2025). Semantic Knowledge Distillation for Onboard Satellite Earth Observation Image Classification. In 2025 IEEE International Conference on Machine Learning for Communication and Networking, ICMLCN 2025. Institute of Electrical and Electronics Engineers Inc. doi:10.1109/ICMLCN64995.2025.11140497
Peer reviewed

VASQUEZ-PERALVO, J. A., MERLANO DUNCAN, J. C., HA, V. N., PALISETTY, R., EAPPEN, G., GARCES SOCARRAS, L. M., GONZALEZ RIOS, J. L., & CHATZINOTAS, S. (2025). Quantization Effects of twiddle factors in FFT for Beamforming Using Planar Arrays [Paper presentation]. ARRAY 2024, Boston, United States.
Peer reviewed

EAPPEN, G., GONZALEZ RIOS, J. L., SINGH, V., PALISETTY, R., Haqiqtnejad, A., MARTINEZ MARRERO, L., KRIVOCHIZA, J., QUEROL, J., MATURO, N., MERLANO DUNCAN, J. C., LAGUNAS, E., ANDRENACCI, S., & CHATZINOTAS, S. (December 2024). Optimal Linear Precoding under Realistic Satellite Communications Scenarios. IEEE Open Journal of Vehicular Technology, 6, 81-91. doi:10.1109/OJVT.2024.3509646
Peer Reviewed verified by ORBi

VASQUEZ-PERALVO, J. A., Duncan, J. C. M., SINGH, V., EAPPEN, G., CHATZINOTAS, S., & MERLANO DUNCAN, J. C. (2024). Drone-Measurement-Based Antenna Analysis: Multipath Effects on Radiation Patterns. In 2024 IEEE International Symposium on Antennas and Propagation and INC/USNCURSI Radio Science Meeting, AP-S/INC-USNC-URSI 2024 - Proceedings. Institute of Electrical and Electronics Engineers Inc. doi:10.1109/AP-S/INC-USNC-URSI52054.2024.10686859
Peer reviewed

VARADARAJULU, S., OLIVEIRA KUHFUSS DE MENDONÇA, M., EAPPEN, G., QUEROL, J., & CHATZINOTAS, S. (24 September 2024). Enhanced Demodulator for 5G NTN using Spatio-Temporal Attention Convolutional Autoencoder and Akida Brainchip SNN [Paper presentation]. The conference at which the Contributor proposes to present the Content, titled: 41st International Communications Satellite Systems Conference (ICSSC 2024), Seattle, United States.
Editorial reviewed

HA, V. N., Duy H. N. Nguyen, MERLANO DUNCAN, J. C., GONZALEZ RIOS, J. L., VASQUEZ-PERALVO, J. A., EAPPEN, G., GARCES SOCARRAS, L. M., Rakes Palisetty, CHATZINOTAS, S., & OTTERSTEN, B. (2024). User-Centric Beam Selection and Precoding Design for Coordinated Multiple-Satellite Systems. In IEEE International Symposium on Personal, Indoor and Mobile Radio Communications. New York, United States: IEEE. doi:10.1109/PIMRC59610.2024.10817273
Peer reviewed

Alves-Martins, W., LAGUNAS, E., Skatchkovsky, N., ORTIZ GOMEZ, F. D. G., EAPPEN, G., Simeone, O., Rajendran, B., & CHATZINOTAS, S. (2024). Satellite Adaptive Onboard Beamforming Using Neuromorphic Processors. In Satellite Adaptive Onboard Beamforming Using Neuromorphic Processors. Washington, United States: IEEE. doi:10.1109/PIMRC59610.2024.10817450
Peer reviewed

SINGH, V., EAPPEN, G., Martins, W. A., Palisetty, R., MARCOS ROJAS, C. L., GONZALEZ RIOS, J. L., VASQUEZ-PERALVO, J. A., KRIVOCHIZA, J., MERLANO DUNCAN, J. C., GARCES SOCARRAS, L. M., CHATZINOTAS, S., & OTTERSTEN, B. (29 January 2024). Diversity Combining Scheme for Time-Varying STBC NGSO Multi-Satellite Systems. IEEE Communications Letters, 28 (4), 882-886. doi:10.1109/lcomm.2024.3359329
Peer Reviewed verified by ORBi

ORTIZ GOMEZ, F. D. G., Skatchkovsky, N., LAGUNAS TARGARONA, E., Martins, W. A., EAPPEN, G., DAOUD, S. S. A., Simeone, O., Rajendran, B., & CHATZINOTAS, S. (10 January 2024). Energy-Efficient on-Board Radio Resource Management for Satellite Communications via Neuromorphic Computing. IEEE Transactions on Machine Learning in Communications and Networking, 2 (xx), 169-189. doi:10.1109/tmlcn.2024.3352569
Peer Reviewed verified by ORBi

Chou, H.-F., Nguyen Ha, V., THIRUVASAGAM, P., LE, T.-D., EAPPEN, G., Ti Nguyen, T., Dung Tran, D., Garces-Socarras, L. M., Carlos Merlano-Duncan, J., CHATZINOTAS, S., & CHOU, H.-P. (2024). Cognitive Semantic Augmentation LEO Satellite Networks for Earth Observation. ORBilu-University of Luxembourg. https://orbilu.uni.lu/handle/10993/62354.

Chou, H.-F., Nguyen Ha, V., THIRUVASAGAM, P., LE, T.-D., EAPPEN, G., Ti Nguyen, T., Garces-Socarras, L. M., Gonzalez-Rios, J. L., Carlos Merlano-Duncan, J., CHATZINOTAS, S., & CHOU, H.-P. (2024). On-Air Deep Learning Integrated Semantic Inference Models for Enhanced Earth Observation Satellite Networks. ORBilu-University of Luxembourg. https://orbilu.uni.lu/handle/10993/62353.

PALISETTY, R., EAPPEN, G., SINGH, V., GARCES SOCARRAS, L. M., HA, V. N., VASQUEZ-PERALVO, J. A., GONZALEZ RIOS, J. L., MERLANO DUNCAN, J. C., Wallace Alves Martins, CHATZINOTAS, S., OTTERSTEN, B., Stephen King, Salvatore D’Addio, & Piero Angeletti. (2023). FPGA Implementation of Efficient 2D-FFT Beamforming for On-Board Processing in Satellites. In FPGA Implementation of Efficient 2D-FFT Beamforming for On-Board Processing in Satellites. New York, United States: IEEE. doi:10.1109/VTC2023-Fall60731.2023.10333351
Peer reviewed

PALISETTY, R., GARCES SOCARRAS, L. M., CHAKER, H., SINGH, V., EAPPEN, G., Martins, W. A., HA, V. N., VASQUEZ-PERALVO, J. A., GONZALEZ RIOS, J. L., MERLANO DUNCAN, J. C., CHATZINOTAS, S., OTTERSTEN, B., Coskun, A., King, S., D’Addio, S., & Angeletti, P. (05 September 2023). FPGA Implementation of Efficient Beamformer for On-Board Processing in MEO Satellites [Paper presentation]. IEEE PIMRC 2023. doi:10.1109/pimrc56721.2023.10294011
Peer reviewed

MERLANO DUNCAN, J. C., HA, V. N., KRIVOCHIZA, J., PALISETTY, R., EAPPEN, G., VASQUEZ-PERALVO, J. A., Martins, W. A., CHATZINOTAS, S., & OTTERSTEN, B. (2023). Harnessing the Power of Swarm Satellite Networks with Wideband Distributed Beamforming. In in Proceeding of IEEE PIMRC 2023. United States: IEEE. doi:10.1109/pimrc56721.2023.10294061
Peer reviewed

VASQUEZ-PERALVO, J. A.* , EAPPEN, G.* , CHATZINOTAS, S.* , & MERLANO DUNCAN, J. C. (05 September 2023). Satellite Swarms for Narrow Beamwidth Applications [Paper presentation]. IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Toronto, Canada. doi:10.1109/pimrc56721.2023.10293859
Peer reviewed
* These authors have contributed equally to this work.

Chou, H.-F., SOLANKI, S., Nguyen Ha, V., CHEN, L., Longyu Ma, S., AL-HRAISHAWI, H., EAPPEN, G., CHATZINOTAS, S., & CHOU, H.-P.*. (2023). Edge AI Empowered Physical Layer Security for 6G NTN: Potential Threats and Future Opportunities. ORBilu-University of Luxembourg. https://orbilu.uni.lu/handle/10993/62342.

DAOUD, S. S. A., EAPPEN, G., ORTIZ GOMEZ, F. D. G., LAGUNAS, E., ALVES MARTINS, W., & CHATZINOTAS, S. (2023). CCN-based on-Board Interference Detection in Satellite Systems: An Analysis of Dataset Impact on Performance. In IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Rhodes, Greece, June 2023.
Peer reviewed

VASQUEZ-PERALVO, J. A., MERLANO DUNCAN, J. C., EAPPEN, G., SINGH, V., PALISETTY, R., & GONZALEZ RIOS, J. L. (2023). Wide-Beamwidth Circular Polarized Antenna for Diversity Combining Applications. In J. A. VASQUEZ-PERALVO, J. C. MERLANO DUNCAN, G. EAPPEN, V. SINGH, R. PALISETTY, ... J. L. GONZALEZ RIOS, Global Communications Conference, Rio de Janeiro, 4 - 9 December 2022. IEEE.
Peer reviewed

HA, V. N., ABDULLAH, Z., EAPPEN, G., MERLANO DUNCAN, J. C., PALISETTY, R., GONZALEZ RIOS, J. L., ALVES MARTINS, W., CHOU, H.-P., VASQUEZ-PERALVO, J. A., GARCES SOCARRAS, L. M., CHAKER, H., & CHATZINOTAS, S. (2022). Joint Linear Precoding and DFT Beamforming Design for Massive MIMO Satellite Communication. In IEEE Global Communications Conference GLOBECOM 2022.
Peer reviewed

SINGH, V., SOLANKI, S., EAPPEN, G., PALISETTY, R., VU, T. X., MERLANO DUNCAN, J. C., CHATZINOTAS, S., & OTTERSTEN, B. (10 October 2022). On the Performance of Cache-Free/Cache-Aided STBC-NOMA in Cognitive Hybrid Satellite-Terrestrial Networks. IEEE Wireless Communications Letters, 11 (12), 2655-2659. doi:10.1109/LWC.2022.3213367
Peer Reviewed verified by ORBi

PALISETTY, R., EAPPEN, G., GONZALEZ RIOS, J. L., MERLANO DUNCAN, J. C., DOMOUCHTSIDIS, S., CHATZINOTAS, S., OTTERSTEN, B., Cortazar, B., Daddio, S., & Angeletti, P. (2022). Area-Power Analysis of FFT Based Digital Beamforming for GEO, MEO, and LEO Scenarios. In Area-Power Analysis of FFT Based Digital Beamforming for GEO, MEO, and LEO Scenarios. HELSINKI, Finland: IEEE. doi:10.1109/VTC2022-Spring54318.2022.9861037
Peer reviewed

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