default search action
Google
Google Scholar
Semantic Scholar
Internet Archive Scholar
CiteSeerX
ORCIDKonstantinos Nikitopoulos
Person information
- affiliation: University of Surrey, UK
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
showing all ?? records
2020 – today
- 2024
[j34]George N. Katsaros
, Konstantinos Nikitopoulos:
Power Efficient and Ultra Dense Open-RAN Vehicular Networks With Non-Linear Processing. IEEE Access 12: 38150-38162 (2024)- [j33]Thomas James Thomas, Marcin Filo, Konstantinos Nikitopoulos:
High-Throughput, Sorted QR Accelerator for Non-Linear Processing in Open-RAN Systems. IEEE Access 12: 44564-44572 (2024) - [j32]Thomas James Thomas, Konstantinos Nikitopoulos:
High-Throughput Accelerator for Exact-MMSE Soft-Output Detection in Open RAN Systems. IEEE Access 12: 113785-113798 (2024) - [j31]Konstantinos Nikitopoulos, George N. Katsaros, Marcin Filo, Chathura Jayawardena, Rahim Tafazolli:
Toward Software-Based, MIMO, Open-RAN PHY Architectures with Both Linear and Non-Linear Processing. IEEE Commun. Mag. 62(8): 133-139 (2024) - [j30]Mahmoud Mojarrad Kiasaraei, Konstantinos Nikitopoulos, Rahim Tafazolli:
Toward Ultra-Power-Efficient, Tbps Wireless Systems via Analogue Processing: Existing Approaches, Challenges and Way Forward. IEEE Commun. Surv. Tutorials 26(2): 747-780 (2024) - [c34]George N. Katsaros, Juan Carlos De Luna Ducoing, Konstantinos Nikitopoulos:
Towards Neuromorphic Processing for Next-Generation MU-MIMO Detection. SPAWC 2024: 581-585 - [c33]Mahmoud Mojarrad Kiasaraei, Konstantinos Nikitopoulos, Rahim Tafazolli:
An Analogue Channel Estimation Method Suitable for DigiLogue Receivers. WCNC 2024: 1-6 - [i6]Chathura Jayawardena, Marcin Filo, George N. Katsaros, Konstantinos Nikitopoulos:
NL-COMM: Demonstrating Gains of Non-Linear Processing in Open-RAN Ecosystem. CoRR abs/2409.12930 (2024) - 2023
- [j29]Juan Carlos De Luna Ducoing, Chathura Jayawardena, Konstantinos Nikitopoulos:
An Assessment of Deep Learning Versus Massively Parallel, Non-Linear Methods for Highly-Efficient MIMO Detection. IEEE Access 11: 97493-97502 (2023) - [c32]Juan Carlos De Luna Ducoing, Konstantinos Nikitopoulos:
Scalable MU-MIMO User Scheduling for Next-Generation Wireless Networks. CAMAD 2023: 19-24 - [c31]Mahmoud Mojarrad Kiasaraei, Rahim Tafazolli, Konstantinos Nikitopoulos:
A DigiLogue Receiver Design for Tbps Wireless Transmissions over Flat-Fading Channels. CAMAD 2023: 309-314 - [c30]Chathura Jayawardena, Konstantinos Nikitopoulos:
Joint Frequency Offset Compensation and Detection for Multi-User MIMO-OFDM Systems with Frequency Asynchronous User Access. ICC 2023: 529-534 - [c29]Konstantinos Nikitopoulos, Marcin Filo, George N. Katsaros, Chathura Jayawardena, Rahim Tafazolli:
MU-MIMO, Open-RAN PHY with Linear and Massively Parallelizable Non-Linear Processing. MobiCom 2023: 102:1-102:3 - 2022
- [j28]Konstantinos Nikitopoulos:
Massively Parallel, Nonlinear Processing for 6G: Potential Gains and Further Research Challenges. IEEE Commun. Mag. 60(1): 81-87 (2022) - [c28]George N. Katsaros, Rahim Tafazolli, Konstantinos Nikitopoulos:
On the Power Consumption of Massive-MIMO, 5G New Radio with Software-Based PHY Processing. GLOBECOM (Workshops) 2022: 765-770 - [c27]Yong Xia, Chathura Jayawardena, Konstantinos Nikitopoulos:
Reduced Complexity Matrix Inversions in Slow Time-Varying MIMO Channels. ICC 2022: 456-461 - [c26]Juan Carlos De Luna Ducoing, Konstantinos Nikitopoulos:
Quantum Annealing for Next-Generation MU-MIMO Detection: Evaluation and Challenges. ICC 2022: 637-642 - 2021
- [j27]Konstantinos Nikitopoulos, Marcin Filo, Chathura Jayawardena, Juan Carlos De Luna Ducoing, Rahim Tafazolli:
Non-Linear Base-Station Processing Within a 3GPP Compliant Framework. IEEE Access 9: 72066-72077 (2021) - [j26]Elissaios-Alexios Papatheofanous, Dionysios I. Reisis, Konstantinos Nikitopoulos:
LDPC Hardware Acceleration in 5G Open Radio Access Network Platforms. IEEE Access 9: 152960-152971 (2021) - [j25]Christopher Husmann, Chathura Jayawardena, Amine Maaref, Pei Xiao, Konstantinos Nikitopoulos:
Low-Complexity SCMA Detection for Unsupervised User Access. IEEE Commun. Lett. 25(3): 1019-1023 (2021) - [j24]Juan Carlos De Luna Ducoing, Yiping Qin, Yun Xue, Konstantinos Nikitopoulos:
Gyre Precoding for MU-MIMO Systems. IEEE Commun. Lett. 25(8): 2723-2727 (2021) - [j23]Sohail Payami, Konstantinos Nikitopoulos, Mohsen Khalily, Rahim Tafazolli:
A Signal Processing Framework for Agile RF Beamforming: From RF-Chain-Free to Hybrid Beamformers. IEEE Trans. Commun. 69(6): 4038-4053 (2021) - [j22]Farhad Mehran, Konstantinos Nikitopoulos, Hamid Jafarkhani:
Generalized Space-Time Super-Modulation and Its Application to Grant-Free Medium Access. IEEE Trans. Commun. 69(9): 5758-5772 (2021) - [c25]Konstantinos Nikitopoulos, Mahmoud Mojarrad Kiasaraei:
DigiLogue: Ultra-Fast and Ultra-Power-Efficient Signal Processing for Tbps Wireless Systems. GLOBECOM (Workshops) 2021: 1-6 - [c24]Juan Carlos De Luna Ducoing, Chathura Jayawardena, Marcin Filo, Konstantinos Nikitopoulos:
Towards 6G MIMO Systems, with Massively-Parallel Non-Linear Processing. MeditCom 2021: 300-305 - [c23]Elissaios-Alexios Papatheofanous, Dionysios I. Reisis, Konstantinos Nikitopoulos:
The LDPC Challenge in Software-Based 5G New Radio Physical Layer Processing. MeditCom 2021: 312-317 - [c22]Marcin Filo, Yong Xia, Konstantinos Nikitopoulos:
SACCESS: Towards A Software Acceleration Framework for 5G Radio Access Networks. MeditCom 2021: 318-323 - 2020
- [j21]Juquan Mao, Lei Zhang, Pei Xiao, Konstantinos Nikitopoulos:
Filtered OFDM: An Insight Into Intrinsic In-Band Interference and Filter Frequency Response Selectivity. IEEE Access 8: 100670-100683 (2020) - [j20]Sohail Payami, Mohsen Khalily, Ali Araghi, Tian Hong Loh, David Cheadle, Konstantinos Nikitopoulos, Rahim Tafazolli:
Developing the First mmWave Fully-Connected Hybrid Beamformer With a Large Antenna Array. IEEE Access 8: 141282-141291 (2020) - [j19]Chathura Jayawardena, Konstantinos Nikitopoulos:
G-MultiSphere: Generalizing Massively Parallel Detection for Non-Orthogonal Signal Transmissions. IEEE Trans. Commun. 68(2): 1227-1239 (2020) - [j18]Juquan Mao, Lei Zhang, Pei Xiao, Konstantinos Nikitopoulos:
Interference Analysis and Power Allocation in the Presence of Mixed Numerologies. IEEE Trans. Wirel. Commun. 19(8): 5188-5203 (2020) - [j17]Sohail Payami, Mohsen Khalily, Tian Hong Loh, Konstantinos Nikitopoulos:
Hybrid Beamforming With Switches and Phase Shifters Over Frequency-Selective Channels. IEEE Wirel. Commun. Lett. 9(8): 1305-1308 (2020) - [c21]Georgios Georgis, Alexios Thanos, Marcin Filo, Konstantinos Nikitopoulos:
A DSP Acceleration Framework For Software-Defined Radios On X86 64. ICASSP 2020: 1648-1652 - [c20]Marcin Filo, Juan Carlos De Luna Ducoing, Chathura Jayawardena, Christopher Husmann, Rahim Tafazolli, Konstantinos Nikitopoulos:
Evaluating Non-Linear Beamforming in a 3GPP-Compliant Framework Using the SWORD Platform. PIMRC 2020: 1-6 - [i5]Konstantinos Nikitopoulos, Marcin Filo, Chathura Jayawardena, Rahim Tafazolli:
Towards Radio Designs with Non-Linear Processing for Next Generation Mobile Systems. CoRR abs/2012.13371 (2020)
2010 – 2019
- 2019
- [j16]Sohail Payami, Mathini Sellathurai, Konstantinos Nikitopoulos:
Low-Complexity Hybrid Beamforming for Massive MIMO Systems in Frequency-Selective Channels. IEEE Access 7: 36195-36206 (2019) - [j15]Georgios Georgis, Marcin Filo, Alexios Thanos, Christopher Husmann, Juan Carlos De Luna Ducoing, Rahim Tafazolli, Konstantinos Nikitopoulos:
SWORD: Towards a Soft and Open Radio Design for Rapid Development, Profiling, Validation and Testing. IEEE Access 7: 186017-186040 (2019) - [j14]Konstantinos Nikitopoulos, Georgios Georgis, Chathura Jayawardena, Daniil Chatzipanagiotis, Rahim Tafazolli:
Massively Parallel Tree Search for High-Dimensional Sphere Decoders. IEEE Trans. Parallel Distributed Syst. 30(10): 2309-2325 (2019) - [j13]Chang He, Aijun Cao, Lixia Xiao, Lei Zhang, Pei Xiao, Konstantinos Nikitopoulos:
Enhanced DCT-OFDM System With Index Modulation. IEEE Trans. Veh. Technol. 68(5): 5134-5138 (2019) - [c19]Chang He, Aijun Cao, Lixia Xiao, Lei Zhang, Pei Xiao, Konstantinos Nikitopoulos:
Index Modulation Assisted DCT-OFDM with Enhanced Transceiver Design. ICC 2019: 1-7 - 2018
- [j12]Christopher Husmann, Panagiotis Chatzi Nikolaou, Konstantinos Nikitopoulos:
Reduced Latency ML Polar Decoding via Multiple Sphere-Decoding Tree Searches. IEEE Trans. Veh. Technol. 67(2): 1835-1839 (2018) - [c18]Christopher Husmann, Konstantinos Nikitopoulos:
ViPer MIMO: Increasing Large MIMO Efficiency via Practical Vector-Perturbation. GLOBECOM 2018: 1-6 - [c17]Christopher Husmann, Rahim Tafazolli, Konstantinos Nikitopoulos:
Antipodal Detection and Decoding for Large Multi-User MIMO with Reduced Base-Station Antennas. GLOBECOM Workshops 2018: 1-6 - [c16]Chathura Jayawardena, Konstantinos Nikitopoulos:
Massively Parallel Detection for Non-Orthogonal Signal Transmissions. GLOBECOM Workshops 2018: 1-6 - [c15]Farhad Mehran, Konstantinos Nikitopoulos:
Generalized Space-Time Super-Modulation for Headerless Grant-Free Rateless Multiple Access. GLOBECOM 2018: 1-6 - 2017
- [j11]Georgios Georgis, Konstantinos Nikitopoulos, Kyle Jamieson:
Geosphere: An Exact Depth-First Sphere Decoder Architecture Scalable to Very Dense Constellations. IEEE Access 5: 4233-4249 (2017) - [j10]Konstantinos Nikitopoulos, Farhad Mehran, Hamid Jafarkhani:
Space-Time Super-Modulation: Concept, Design Rules, and Its Application to Joint Medium Access and Rateless Transmission. IEEE Trans. Wirel. Commun. 16(12): 8275-8288 (2017) - [c14]Christopher Husmann, Georgios Georgis, Konstantinos Nikitopoulos, Kyle Jamieson:
FlexCore: Massively Parallel and Flexible Processing for Large MIMO Access Points. NSDI 2017: 197-211 - [c13]Chang He, Pei Xiao, Lei Zhang, Juquan Mao, Aijun Cao, Konstantinos Nikitopoulos:
Efficient DCT-MCM detection for single and multi-antenna wireless systems. PIMRC 2017: 1-6 - [c12]Juquan Mao, Chin-Liang Wang, Lei Zhang, Chang He, Pei Xiao, Konstantinos Nikitopoulos:
A DHT-based multicarrier modulation system with pairwise ML detection. PIMRC 2017: 1-6 - 2016
- [c11]Konstantinos Nikitopoulos, Daniil Chatzipanagiotis, Chathura Jayawardena, Rahim Tafazolli:
MultiSphere: Massively Parallel Tree Search for Large Sphere Decoders. GLOBECOM 2016: 1-6 - [c10]Konstantinos Nikitopoulos, Farhad Mehran, Hamid Jafarkhani:
Space-Time Super-Modulation and Its Application to Joint Medium Access and Rateless Transmission. GLOBECOM 2016: 1-6 - 2015
- [j9]Konstantinos Nikitopoulos, Athanasios Karachalios, Dionysios I. Reisis:
Exact Max-Log MAP Soft-Output Sphere Decoding via Approximate Schnorr-Euchner Enumeration. IEEE Trans. Veh. Technol. 64(6): 2749-2753 (2015) - [c9]Farhad Mehran, Konstantinos Nikitopoulos, Pei Xiao, Qingchun Chen:
Rateless wireless systems: Gains, approaches, and challenges. ChinaSIP 2015: 751-755 - 2014
- [c8]Konstantinos Nikitopoulos, Juan Zhou, Ben J. Congdon, Kyle Jamieson:
Geosphere: consistently turning MIMO capacity into throughput. SIGCOMM 2014: 631-642 - 2012
- [j8]Konstantinos Nikitopoulos, Gerd Ascheid:
Approximate MIMO Iterative Processing With Adjustable Complexity Requirements. IEEE Trans. Veh. Technol. 61(2): 639-650 (2012) - [c7]Konstantinos Nikitopoulos, Sanaz Barghi, Hamid Jafarkhani, Homayoun Yousefi'zadeh:
Multi-user detection for asynchronous space-frequency block coded schemes in frequency selective environments. GLOBECOM 2012: 4308-4313 - [c6]Konstantinos Nikitopoulos, Gerd Ascheid:
A simple complexity adjustment technique for soft MIMO receivers in broadcasting scenarios. ISWCS 2012: 166-170 - 2011
- [j7]Konstantinos Nikitopoulos, Gerd Ascheid:
Complexity Adjusted Soft-Output Sphere Decoding by Adaptive LLR Clipping. IEEE Commun. Lett. 15(8): 810-812 (2011) - [i4]Konstantinos Nikitopoulos, Gerd Ascheid:
Approximate MIMO Iterative Processing with Adjustable Complexity Requirements. CoRR abs/1104.2581 (2011) - 2010
- [j6]Konstantinos Nikitopoulos, Dan Zhang, I-Wei Lai, Gerd Ascheid:
Complexity-efficient enumeration techniques for soft-input, soft-output sphere decoding. IEEE Commun. Lett. 14(4): 312-314 (2010) - [c5]Dan Zhang, Konstantinos Nikitopoulos, I-Wei Lai, Gerd Ascheid, Heinrich Meyr:
Iterative channel estimation control for MIMO-OFDM Systems. CISS 2010: 1-6 - [c4]Dan Zhang, I-Wei Lai, Konstantinos Nikitopoulos, Gerd Ascheid:
Informed message update for iterative MIMO demapping and turbo decoding. ISITA 2010: 873-878 - [i3]Konstantinos Nikitopoulos, Gerd Ascheid:
MIMO APP Receiver Processing with Performance-Determined Complexity. CoRR abs/1010.4160 (2010) - [i2]Konstantinos Nikitopoulos, Gerd Ascheid:
Complexity Adjusted Soft-Output Sphere Decoding by Adaptive LLR Clipping. CoRR abs/1011.2113 (2010)
2000 – 2009
- 2009
- [j5]Konstantinos Nikitopoulos, Stelios Stefanatos, Aggelos K. Katsaggelos:
Decision-aided compensation of severe phase-impairment-induced inter-carrier interference in frequency-selective OFDM. IEEE Trans. Wirel. Commun. 8(4): 1614-1619 (2009) - [c3]I-Wei Lai, Chun-Hao Liao, Ernst Martin Witte, David Kammler, Filippo Borlenghi, Konstantinos Nikitopoulos, Venkatesh Ramakrishnan, Dan Zhang, Tzi-Dar Chiueh, Gerd Ascheid, Heinrich Meyr:
Searching in the Delta Lattice: An Efficient MIMO Detection for Iterative Receivers. GLOBECOM 2009: 1-6 - [c2]Chun-Hao Liao, I-Wei Lai, Konstantinos Nikitopoulos, Filippo Borlenghi, David Kammler, Ernst Martin Witte, Dan Zhang, Tzi-Dar Chiueh, Gerd Ascheid, Heinrich Meyr:
Combining orthogonalized partial metrics: Efficient enumeration for soft-input sphere decoder. PIMRC 2009: 1287-1291 - [i1]Konstantinos Nikitopoulos, Ernst Martin Witte, Dan Zhang, David Kammler, I-Wei Lai, Chun-Hao Liao, Filippo Borlenghi, Gerd Ascheid:
Complexity-Efficient Enumeration Techniques for Soft-Input, Soft-Output Sphere Decoding. CoRR abs/0906.3194 (2009) - 2007
- [j4]Konstantinos Nikitopoulos, Andreas Polydoros:
Inter-Frame, Fine Frequency/Phase Synchronization forSimple Space-Time-Coded OFDM Receivers. IEEE Trans. Wirel. Commun. 6(10): 3510-3514 (2007) - 2005
- [j3]Ioannis Dagres, Andreas Zalonis, Nikos Dimitriou, Konstantinos Nikitopoulos, Andreas Polydoros:
Flexible Radio: A Framework for Optimized Multimodal Operation via Dynamic Signal Design. EURASIP J. Wirel. Commun. Netw. 2005(3): 284-297 (2005) - [j2]Konstantinos Nikitopoulos, Andreas Polydoros:
Phase-impairment effects and compensation algorithms for OFDM systems. IEEE Trans. Commun. 53(4): 698-707 (2005) - 2004
- [j1]Konstantinos Nikitopoulos, Andreas Polydoros:
Decision-directed compensation of phase noise and residual frequency offset in a space-Time OFDM receiver. IEEE Commun. Lett. 8(9): 573-575 (2004) - 2001
- [c1]Konstantinos Nikitopoulos, Andreas Polydoros:
Compensation schemes for phase noise and residual frequency offset in OFDM systems. GLOBECOM 2001: 330-333
Coauthor Index
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from 
to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the 
of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from 
, 
, and 
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from 
.
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-10-30 20:31 CET by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint
dblp was originally created in 1993 at:
since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by:
