![](https://dblp.uni-trier.de/img/logo.ua.320x120.png)
![](https://dblp.uni-trier.de/img/dropdown.dark.16x16.png)
![](https://dblp.uni-trier.de/img/peace.dark.16x16.png)
Остановите войну!
for scientists:
![search dblp search dblp](https://dblp.uni-trier.de/img/search.dark.16x16.png)
![search dblp](https://dblp.uni-trier.de/img/search.dark.16x16.png)
default search action
Hiroki Iimori
Person information
Refine list
![note](https://dblp.uni-trier.de/img/note-mark.dark.12x12.png)
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
Journal Articles
- 2024
- [j21]Sota Uchimura, Koji Ishibashi, Hiroki Iimori, Paulo Valente Klaine, Szabolcs Malomsoky:
Efficient Channel Tracking Based on Compressive Sensing for OFDM Millimeter-Wave Systems. IEEE Trans. Veh. Technol. 73(8): 11411-11426 (2024) - [j20]Naoki Endo, Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky, Naoki Ishikawa:
Boosting Spectral Efficiency With Data-Carrying Reference Signals on the Grassmann Manifold. IEEE Trans. Wirel. Commun. 23(8): 10137-10149 (2024) - 2023
- [j19]Sota Uchimura
, Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, Koji Ishibashi
:
Outage-Minimization Coordinated Multi-Point for Millimeter-Wave OFDM With Random Blockages. IEEE Trans. Veh. Technol. 72(7): 8783-8796 (2023) - [j18]Takumi Takahashi
, Hiroki Iimori
, Kengo Ando
, Koji Ishibashi
, Shinsuke Ibi
, Giuseppe Thadeu Freitas de Abreu
:
Bayesian Receiver Design via Bilinear Inference for Cell-Free Massive MIMO With Low-Resolution ADCs. IEEE Trans. Wirel. Commun. 22(7): 4756-4772 (2023) - 2022
- [j17]Shuto Fukue
, Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, Koji Ishibashi
:
Joint Access Configuration and Beamforming for Cell-Free Massive MIMO Systems With Dynamic TDD. IEEE Access 10: 40130-40149 (2022) - [j16]Kengo Ando
, Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, Koji Ishibashi
:
User-Heterogeneous Cell-Free Massive MIMO Downlink and Uplink Beamforming via Tensor Decomposition. IEEE Open J. Commun. Soc. 3: 740-758 (2022) - [j15]Hiroki Iimori
, Takumi Takahashi
, Koji Ishibashi
, Giuseppe Thadeu Freitas de Abreu
, David González G.
, Osvaldo Gonsa
:
Joint Activity and Channel Estimation for Extra-Large MIMO Systems. IEEE Trans. Wirel. Commun. 21(9): 7253-7270 (2022) - [j14]Omid Taghizadeh
, Tianyu Yang
, Hiroki Iimori
, Giuseppe Abreu
, Ali Cagatay Cirik
, Rudolf Mathar
:
Quantization-Aided Secrecy: FD C-RAN Communications With Untrusted Radios. IEEE Trans. Wirel. Commun. 21(10): 8522-8535 (2022) - [j13]Hyeon Seok Rou
, Giuseppe Thadeu Freitas de Abreu
, Hiroki Iimori
, David González G.
, Osvaldo Gonsa
:
Scalable Quadrature Spatial Modulation. IEEE Trans. Wirel. Commun. 21(11): 9293-9311 (2022) - 2021
- [j12]Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, Omid Taghizadeh
, Razvan-Andrei Stoica
, Takanori Hara
, Koji Ishibashi
:
A Stochastic Gradient Descent Approach for Hybrid mmWave Beamforming With Blockage and CSI-Error Robustness. IEEE Access 9: 74471-74487 (2021) - [j11]Kengo Ando
, Hiroki Iimori
, Takumi Takahashi
, Koji Ishibashi
, Giuseppe Thadeu Freitas de Abreu
:
Uplink Signal Detection for Scalable Cell-Free Massive MIMO Systems With Robustness to Rate-Limited Fronthaul. IEEE Access 9: 102770-102782 (2021) - [j10]Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, Takanori Hara
, Koji Ishibashi
, Razvan-Andrei Stoica
, David González G.
, Osvaldo Gonsa
:
Robust Symbol Detection in Large-Scale Overloaded NOMA Systems. IEEE Open J. Commun. Soc. 2: 512-533 (2021) - [j9]Omid Taghizadeh
, Slawomir Stanczak, Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
:
Full-Duplex Amplify-and-Forward MIMO Relaying: Design and Performance Analysis Under Erroneous CSI and Hardware Impairments. IEEE Open J. Commun. Soc. 2: 1249-1266 (2021) - [j8]Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, David González G.
, Osvaldo Gonsa
:
Mitigating Channel Aging and Phase Noise in Millimeter Wave MIMO Systems. IEEE Trans. Veh. Technol. 70(7): 7237-7242 (2021) - [j7]Hiroki Iimori
, Takumi Takahashi
, Koji Ishibashi
, Giuseppe Thadeu Freitas de Abreu
, Wei Yu
:
Grant-Free Access via Bilinear Inference for Cell-Free MIMO With Low-Coherence Pilots. IEEE Trans. Wirel. Commun. 20(11): 7694-7710 (2021) - [j6]Takanori Hara
, Hiroki Iimori
, Koji Ishibashi
:
Hyperparameter-Free Receiver for Grant-Free NOMA Systems With MIMO-OFDM. IEEE Wirel. Commun. Lett. 10(4): 810-814 (2021) - [j5]Andre Saito Guerreiro
, Hiroki Iimori
, Koji Ishibashi
:
Low Latency Beam-Sweeping for Millimeter Wave Systems via Pessimistic Optimization. IEEE Wirel. Commun. Lett. 10(12): 2742-2746 (2021) - 2020
- [j4]Naoya Hirosawa
, Hiroki Iimori
, Koji Ishibashi
, Giuseppe Thadeu Freitas de Abreu
:
Minimizing Age of Information in Energy Harvesting Wireless Sensor Networks. IEEE Access 8: 219934-219945 (2020) - [j3]Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, Omid Taghizadeh
, Razvan-Andrei Stoica
, Takanori Hara
, Koji Ishibashi
:
Stochastic Learning Robust Beamforming for Millimeter-Wave Systems With Path Blockage. IEEE Wirel. Commun. Lett. 9(9): 1557-1561 (2020) - 2019
- [j2]Razvan-Andrei Stoica
, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu
, Koji Ishibashi
:
Frame Theory and Fractional Programming for Sparse Recovery-Based mmWave Channel Estimation. IEEE Access 7: 150757-150774 (2019) - [j1]Hiroki Iimori
, Giuseppe Thadeu Freitas de Abreu
, George C. Alexandropoulos
:
MIMO Beamforming Schemes for Hybrid SIC FD Radios With Imperfect Hardware and CSI. IEEE Trans. Wirel. Commun. 18(10): 4816-4830 (2019)
Conference and Workshop Papers
- 2023
- [c27]Hiroki Iimori, Jörg Huschke, Joao Vieira:
Radio Unit Configuration for Dynamic Time Division Duplex in Distributed MIMO Systems. GLOBECOM 2023: 2542-2547 - [c26]Hiroki Iimori, Eito Kurihara, Takumi Yoshida, Joao Vieira, Szabolcs Malomsoky:
Amplification Strategy in Repeater-Assisted MIMO Systems via Minorization Maximization. GLOBECOM 2023: 4989-4994 - [c25]Yuya Nishi, Takumi Takahashi, Hiroki Iimori, Giuseppe Abreu, Shinsuke Ibi, Seiichi Sampei:
Wireless Location Tracking via Complex-Domain Super MDS with Time Series Self-Localization Information. ICASSP 2023: 1-5 - [c24]Yuta Kanazawa, Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky, Naoki Ishikawa:
Multiple Superimposed Pilots for Accurate Channel Estimation in Orthogonal Time Frequency Space Modulation. VTC Fall 2023: 1-5 - 2022
- [c23]Kengo Ando, Hiroki Iimori, Hyeon Seok Rou
, Giuseppe Thadeu Freitas de Abreu, David González González
, Osvaldo Gonsa:
An Iterative Discrete Least Square Estimator with Dynamic Parameterization via Deep-Unfolding. IEEECONF 2022: 32-36 - [c22]Seiya Otsuka, Hiroki Iimori, Kengo Ando, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi, Naoki Ishikawa:
Analysis of Secret Key Agreement Protocol for Massive MIMO Systems. CISIS-ICEUTE 2022: 86-94 - [c21]Hiroki Iimori, Takumi Takahashi, Hyeon Seok Rou
, Koji Ishibashi, Giuseppe Thadeu Freitas de Abreu, David González G.
, Osvaldo Gonsa:
Grant-Free Access for Extra-Large MIMO Systems Subject to Spatial Non-Stationarity. ICC 2022: 1758-1762 - [c20]Takanori Hara, Hiroki Iimori, Koji Ishibashi:
Grant-Free NOMA Using Time-Delay Domain for Low-Latency Massive Access over MIMO-OFDM. ICC 2022: 3526-3531 - 2020
- [c19]Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Omid Taghizadeh, Koji Ishibashi:
Discrete-Aware Matrix Completion via Proximal Gradient. ACSSC 2020: 1327-1332 - [c18]Ryo Okabe, Hiroki Iimori, Koji Ishibashi:
Low-Complexity Robust Beamforming with Blockage Prediction for Millimeter-Wave Communications. APSIPA 2020: 1453-1459 - [c17]Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi:
Full-Duplex MIMO Systems with Hardware Limitations and Imperfect Channel Estimation. GLOBECOM 2020: 1-6 - [c16]Omid Taghizadeh, Slawomir Stanczak, Hiroki Iimori, Giuseppe Abreu:
Full-Duplex AF MIMO Relaying: Impairments Aware Design and Performance Analysis. GLOBECOM 2020: 1-6 - [c15]Takanori Hara, Hiroki Iimori, Koji Ishibashi:
Activity Detection for Uplink Grant-Free NOMA in the Presence of Carrier Frequency Offsets. ICC Workshops 2020: 1-6 - [c14]Hiroki Iimori, Razvan-Andrei Stoica, Koji Ishibashi, Giuseppe Thadeu Freitas de Abreu:
Robust Sparse Reconstruction of mmWave Channel Estimates via Fractional Programming. ICOIN 2020: 318-323 - 2019
- [c13]Razvan-Andrei Stoica, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu:
Sparsely-structured Multiuser Detection for Large Massively Concurrent NOMA Systems. ACSSC 2019: 1821-1826 - [c12]Hiroki Iimori, Giuseppe Abreu, David González G.
, Osvaldo Gonsa:
Joint Detection in Massive Overloaded Wireless Systems via Mixed-Norm Discrete Vector Decoding. ACSSC 2019: 2058-2062 - [c11]Naoya Hirosawa, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi:
Age-of-Information Minimization in Two-User Multiple Access Channel with Energy Harvesting. CAMSAP 2019: 361-365 - [c10]Razvan-Andrei Stoica, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu:
Multiuser Detection for Large Massively Concurrent NOMA Systems via Fractional Programming. CAMSAP 2019: 599-603 - [c9]Hiroki Iimori, Giuseppe Abreu
, Koji Ishibashi, George C. Alexandropoulos:
Transmission Strategies in Imperfect Bi-directional Full-Duplex MIMO Systems. WCNC 2019: 1-6 - [c8]Hiroki Iimori, Giuseppe Abreu, Koji Ishibashi:
Fractional Programming for Robust TX BF Design in Multi-User/Single-Carrier PD-NOMA. WiOpt 2019: 1-7 - 2018
- [c7]Hiroki Iimori, Giuseppe Abreu
, George C. Alexandropoulos:
Full-Duplex Transmission Optimization for Bi-directional MIMO links with QoS Guarantees. GlobalSIP 2018: 201-205 - [c6]Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu
:
Performance Analysis of Non-Linear Wireless Communications in Ultra Dense Networks. ICC Workshops 2018: 1-6 - [c5]Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu
:
Two-Way Full-Duplex MIMO with Hybrid TX-RX MSE Minimization and Interference Cancellation. SPAWC 2018: 1-5 - [c4]Razvan-Andrei Stoica, Giuseppe Thadeu Freitas de Abreu
, Hiroki Iimori:
A Frame-Theoretic Scheme for Robust Millimeter Wave Channel Estimation. VTC Fall 2018: 1-6 - [c3]Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu
:
Rate-optimal communication under nonlinear Gaussian noise via constellation shaping. WCNC 2018: 1-5 - [c2]Hiroki Iimori, Giuseppe Abreu
, George C. Alexandropoulos:
Full-Duplex Bi-directional MIMO under Imperfect CSI and Hardware Impairments. WPNC 2018: 1-6 - 2017
- [c1]Hiroki Iimori, Razvan-Andrei Stoica, Giuseppe Thadeu Freitas de Abreu
:
Constellation shaping for rate maximization in AWGN channels with non-linear distortion. CAMSAP 2017: 1-5
Informal and Other Publications
- 2024
- [i5]Naoki Endo, Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky, Naoki Ishikawa:
Boosting Spectral Efficiency with Data-Carrying Reference Signals on the Grassmann Manifold. CoRR abs/2401.02597 (2024) - 2021
- [i4]Omid Taghizadeh, Tianyu Yang, Hiroki Iimori, Giuseppe Abreu, Ali Cagatay Cirik, Rudolf Mathar:
Quantization-Aided Secrecy: FD C-RAN Communications with Untrusted Radios. CoRR abs/2107.08495 (2021) - 2020
- [i3]Hiroki Iimori, Razvan-Andrei Stoica, Giuseppe Thadeu Freitas de Abreu, G. David Gonzalez, Andreas Andrae, Osvaldo Gonsa:
Discreteness-aware Receivers for Overloaded MIMO Systems. CoRR abs/2001.07560 (2020) - [i2]Omid Taghizadeh, Slawomir Stanczak, Hiroki Iimori, Giuseppe Abreu:
Full-Duplex Amplify-and-Forward MIMO Relaying: Impairments Aware Design and Performance Analysis. CoRR abs/2008.06063 (2020) - 2018
- [i1]Hiroki Iimori, Giuseppe Abreu, George C. Alexandropoulos:
Full-Duplex Transmission Optimization for Bi-directional MIMO links with QoS Guarantees. CoRR abs/1809.08788 (2018)
Coauthor Index
![](https://dblp.uni-trier.de/img/cog.dark.24x24.png)
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 2024-08-27 22:55 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint