Ahmed Almaiman

Publication Activity (10 Years)

Years Active: 2014-2024
Publications (10 Years): 33

Top Topics

Representative Subset

Signal Processing

Adaptive Thresholding

Top Venues

Publications

Omar Aldayel, Esam M. Almohimmah, Amr M. Ragheb, Ahmed Almaiman, Saleh A. Alshebeili
Joint Design of Autocorrelation and Spectral Characteristics of Radar Waveforms. IEEE Access 12 (2024)
Ahmad Elleathy, Faris Alhumaidan, Mohammed Alqahtani, Ahmed Almaiman, Amr M. Ragheb, Ahmed B. Ibrahim, Jameel Ali, Maged Abdullah Esmail, Saleh A. Alshebeili
Strain FBG-Based Sensor for Detecting Fence Intruders Using Machine Learning and Adaptive Thresholding. Sensors 23 (11) (2023)
Amir Minoofar, Hao Song, Ahmed Almaiman, Narek Karapetyan, Wing Ko, Kaiheng Zou, Huibin Zhou, Muralekrishnan Ramakrishnan, Murale Annavaram, Jonathan Habif, Moshe Tur, Alan E. Willner
Experimental Demonstration of Reconfigurable "Digital Average" of Two 20-Gbaud Phase-Encoded Data Channels Using Nonlinear Optical Wave Mixing. OFC (2023)
Ziyad N. Alotaibi, Saeed A. Khouli, Ahmed B. Ibrahim, Muhammad Alrabeiah, Amr M. Ragheb, Ahmed Almaiman, Saleh A. Alshebeili
Sky Imager Data Reduction Using Autoencoder and Internet of Things Computing. IEEE Access 10 (2022)
Xinzhou Su, Huibin Zhou, Kaiheng Zou, Amir Minoofar, Hao Song, Runzhou Zhang, Kai Pang, Haoqian Song, Nanzhe Hu, Zhe Zhao, Ahmed Almaiman, Shlomo Zach, Moshe Tur, Andreas F. Molisch, Hirofumi Sasaki, Doohwan Lee, Alan E. Willner
Demonstration of 8-Channel 32-Gbit/s QPSK Wireless Communications at 0.28-0.33 THz Using 2 Frequency, 2 Polarization, and 2 Mode Multiplexing. OFC (2021)
Huibin Zhou, Kaiheng Zou, P. Liao, Ahmed Almaiman, Fatemeh Alishahi, Ahmad Fallahpour, Amir Minoofar, Moshe Tur, Alan E. Willner
WDM Operation and Multiple Dispersion Elements for a Direct-Detection System using Phase Retrieval. OFC (2020)
Runzhou Zhang, Nanzhe Hu, Xinzhou Su, Ahmed Almaiman, Haoqian Song, Zhe Zhao, Hao Song, Kai Pang, Cong Liu, Moshe Tur, Alan E. Willner
Alignment Monitor for Free-Space Optical Links in the Presence of Turbulence using the Beating of Opposite-Order Orbital-Angular-Momentum Beams on Two Different Wavelengths. OFC (2020)
Zhe Zhao, Runzhou Zhang, Hao Song, Kai Pang, Ahmed Almaiman, Huibin Zhou, Haoqian Song, Cong Liu, Nanzhe Hu, Xinzhou Su, Amir Minoofar, Shlomo Zach, Nadav Cohen, Moshe Tur, Andreas F. Molisch, Alan E. Willner
Fundamental System-Degrading Effects in THz Communications Using Multiple OAM beams With Turbulence. ICC (2020)
Naveed A. Abbasi, Arjun Hariharan, Arun Moni Nair, Ahmed Almaiman, François Rottenberg, Alan E. Willner, Andreas F. Molisch
Double Directional Channel Measurements for THz Communications in an Urban Environment. ICC (2020)
Kaiheng Zou, Peicheng Liao, Huibin Zhou, Ahmad Fallahpour, Amir Minoofar, Ahmed Almaiman, Fatemeh Alishahi, Moshe Tur, Alan E. Willner
Experimental Demonstration of an Optical Second-Order Volterra Nonlinear Filter using Wave Mixing and Delays to Equalize a 20-Gbaud 4-APSK Channel. OFC (2020)
Hao Song, Xinzhou Su, Haoqian Song, Runzhou Zhang, Zhe Zhao, Cong Liu, Kai Pang, Nanzhe Hu, Ahmed Almaiman, Shlomo Zach, Nadav Cohen, Andreas F. Molisch, Robert Boyd, Moshe Tur, Alan E. Willner
Simultaneous Turbulence Mitigation and Mode Demultiplexing using one MPLC in a Two-Mode 200-Gbit/s Free-Space OAM-Multiplexed Link. OFC (2020)
A. Fallahpour, Fatemeh Alishahi, Amir Minoofar, Kaiheng Zou, Ahmed Almaiman, P. Liao, Huibin Zhou, Moshe Tur, Alan E. Willner
16-QAM Probabilistic Constellation Shaping by Learning the Distribution of Transmitted Symbols from the Training Sequence. OFC (2020)
Kai Pang, Haoqian Song, Xinzhou Su, Kaiheng Zou, Zhe Zhao, Hao Song, Ahmed Almaiman, Runzhou Zhang, Cong Liu, Nanzhe Hu, Shlomo Zach, Nadav Cohen, Brittany Lynn, Andreas F. Molisch, Robert W. Boyd, Moshe Tur, Alan E. Willner
Simultaneous Orthogonalizing and Shaping of Multiple LG Beams to Mitigate Crosstalk and Power Loss by Transmitting Each of Four Data Channels on Multiple Modes in a 400-Gbit/s Free-Space Link. OFC (2020)
Yinwen Cao, Kaiheng Zou, Huibin Zhou, Ahmed Almaiman, Peicheng Liao, Fatemeh Alishahi, Ahmad Fallahpour, Karapet Manukyan, Alan E. Willner
Demonstration of Tunable Optical Single-Sideband Generation of 20-Gbit/s OOK and PAM4 Data Channels. OFC (2019)
Haoqian Song, Hao Song, Runzhou Zhang, Karapet Manukyan, Long Li, Zhe Zhao, Kai Pang, Cong Liu, Ahmed Almaiman, Robert Bock, Brittany Lynn, Moshe Tur, Alan E. Willner
Experimental Mitigation of Atmospheric Turbulence Effect using Pre-Channel Combining Phase Patterns for Uni- and Bi-Directional Free-Space Optical Links with two 100-Gbit/s OAM-Multiplexed Channels. OFC (2019)
Fatemeh Alishahi, Ahmad Fallahpour, Kaiheng Zou, Yinwen Cao, Arne Kordts, Maxim Karpov, Martin H. Pfeiffer, Peicheng Liao, Ahmed Almaiman, Huibin Zhou, Karapet Manukyan, Tobias J. Kippenberg, Alan E. Willner
Experimental Generation and Time Multiplexing of Data-Carrying Nyquist Sinc Shaped Channels from a Single Microresonator-Based Kerr Frequency Comb. OFC (2019)
Kaiheng Zou, Zhewei Zhang, Peicheng Liao, Huolei Wang, Yinwen Cao, Ahmed Almaiman, Ahmad Fallahpour, Naresh Satyan, George Rakuljic, Moshe Tur, Amnon Yariv, Alan E. Willner
Using a Hybrid Si/III-V Semiconductor Laser to Carry 16- and 64-QAM Data Signals over an 80-km Distance. OFC (2019)
Long Li, Haoqian Song, Runzhou Zhang, Zhe Zhao, Cong Liu, Kai Pang, Hao Song, Jing Du, Ari N. Willner, Ahmed Almaiman, Brittany Lynn, Robert Bock, Moshe Tur, Alan E. Willner
Demonstration of Both Mode and Space Diversity in a 100-Gbit/s QPSK Free-Space Optical Link to Increase System Tolerance to Turbulence. OFC (2019)
Ahmad Fallahpour, Fatemeh Alishahi, Kaiheng Zou, Yinwen Cao, Ahmed Almaiman, Arne Kordts, Maxim Karpov, Martin H. Pfeiffer, Karapet Manukyan, Huibin Zhou, Peicheng Liao, Moshe Tur, Tobias J. Kippenberg, Alan E. Willner
Demonstration of Tunable and Reconfigurable Optical Nyquist Channel Aggregation of QPSK-to-16QAM and BPSK-to-4PAM using Nonlinear Wave Mixing and a Kerr Frequency Comb. OFC (2019)
A. Fallahpour, A. Mohajerin-Ariaei, Ahmed Almaiman, Yinwen Cao, Fatemeh Alishahi, Changjing Bao, Peicheng Liao, Morteza Ziyadi, B. Shamee, Dmitry Starodubov, Moshe Tur, Carsten Langrock, Martin M. Fejer, Joe Touch, Alan E. Willner
Demonstration of 30Gbit/s QPSK-to-PAM4 Data-Format and Wavelength Conversion to Enable All-Optical Gateway from Long-haul to Datacenter. OFC (2018)
Ahmed Almaiman, Yinwen Cao, A. Mohajerin-Ariaei, Fatemeh Alishahi, A. Fallahpour, Dmitry Starodubov, P. Liao, Changjing Bao, Shlomo Zach, Nadav Cohen, Moshe Tur, Alan E. Willner
Coarse and Fine Continuously Tunable Optical Delay Using the Time-of-flight in Fiber Bragg Gratings and Wavelength Conversion. OFC (2018)
Ahmed Almaiman, A. Mohajerin-Ariaei, Guodong Xie, Zhe Zhao, Yinwen Cao, Fatemeh Alishahi, Peicheng Liao, Changjing Bao, Ahmad Fallahpour, B. Shamee, Youichi Akasaka, Shlomo Zach, Nadav Cohen, Moshe Tur, Alan E. Willner
Experimental Utilization of Repeated Spatial-Mode Shifting for Achieving Discrete Delays in a Free-Space Recirculating Loop. OFC (2018)
Peicheng Liao, Changjing Bao, Ahmed Almaiman, Arne Kordts, Maxim Karpov, Martin Hubert Peter Pfeiffer, Lin Zhang, Fatemeh Alishahi, Kaiheng Zou, Yinwen Cao, Amirhossein Mohajerin Ariaei, Ahmad Fallahpour, Moshe Tur, Youichi Akasaka, Tobias J. Kippenberg, Alan E. Willner
Demonstration of Multiple Kerr-Frequency-Comb Generation Using Different Lines from Another Kerr Comb Located up to a 50 km Distance. OFC (2018)
A. Mohajerin-Ariaei, Fatemeh Alishahi, A. Fallahpour, Yinwen Cao, Ahmed Almaiman, Changjing Bao, Peicheng Liao, B. Shamee, Joseph D. Touch, Moshe Tur, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Optical Mitigation of Inter-Channel Crosstalk for Multiple Spectrally Overlapped 40-Gbit/s QPSK WDM Channels using Nonlinear Wave Mixing. OFC (2018)
A. Mohajerin-Ariaei, Morteza Ziyadi, Yinwen Cao, Ahmed Almaiman, Fatemeh Alishahi, A. Fallahpour, Changjing Bao, P. Liao, B. Shamee, Joseph D. Touch, Moshe Tur, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Demonstration of tunable mitigation of interchannel interference of spectrally overlapped 16-QAM/QPSK data channels using wave mixing of delayed copies. OFC (2017)
Yinwen Cao, Ahmed Almaiman, Youichi Akasaka, Fatemeh Alishahi, Morteza Ziyadi, A. Mohajerin-Ariaei, Changjing Bao, P. Liao, A. Fallahpour, B. Shamee, Tadashi Ikeuchi, Shigehiro Takasaka, Ryuichi Sugizaki, Joseph D. Touch, Moshe Tur, Alan E. Willner
Experimental demonstration of Raman-assisted phase sensitive amplifier with reduced ASE noise level and more than 25dB net gain. OFC (2017)
Yinwen Cao, Ahmed Almaiman, Morteza Ziyadi, A. Mohajerin-Ariaei, Changjing Bao, Peicheng Liao, Fatemeh Alishahi, Ahmad Fallahpour, Youichi Akasaka, Carsten Langrock, Martin M. Fejer, Joseph D. Touch, Moshe Tur, Alan E. Willner
Experimental demonstration of tunable optical channel slicing and stitching to enable dynamic bandwidth allocation. OFC (2017)
Yinwen Cao, Haoqian Song, Youichi Akasaka, Ahmed Almaiman, Amirhossein Mohajerin Ariaei, Changjing Bao, Peicheng Liao, Fatemeh Alishahi, Amad Fallahpour, Tadashi Ikeuchi, Dmitry Starodubov, Joseph D. Touch, Alan E. Willner
Experimental Investigation on the Effect of Central Wavelength Tuning of FBG-Based Phase Shifter for Raman-Assisted Phase Sensitive Amplifier. ECOC (2017)
A. Fallahpour, Morteza Ziyadi, A. Mohajerin-Ariaei, Yinwen Cao, Ahmed Almaiman, Fatemeh Alishahi, Changjing Bao, P. Liao, B. Shamee, Loukas Paraschis, Moshe Tur, Carsten Langrock, Martin M. Fejer, Joseph D. Touch, Alan E. Willner
Experimental demonstration of tunable optical de-aggregation of each of multiple wavelength 16-QAM channels into two 4-PAM channels. OFC (2017)
Peicheng Liao, Changjing Bao, Arne Kordts, Maxim Karpov, Martin Hubert Peter Pfeiffer, Lin Zhang, Yinwen Cao, Ahmed Almaiman, Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Fatemeh Alishahi, Ahmad Fallahpour, Moshe Tur, Tobias J. Kippenberg, Alan E. Willner
Experimental investigation of the effect of EDFA-generated ASE noise added to the pump of a Kerr frequency comb. OFC (2017)
Peicheng Liao, Changjing Bao, Martin Hubert Peter Pfeiffer, Maxim Karpov, Yan Yan, Lin Zhang, Yinwen Cao, Ahmed Almaiman, Morteza Ziyadi, Asher J. Willner, Steven R. Wilkinson, Moshe Tur, Tobias J. Kippenberg, Alan E. Willner
Wavelength and pump power characterization of low-phase-noise Kerr frequency comb lines. OFC (2016)
Yinwen Cao, Ahmed Almaiman, Morteza Ziyadi, P. Liao, A. Mohajerin-Ariaei, Fatemeh Alishahi, Changjing Bao, A. Fallahpour, B. Shamee, Youichi Akasaka, Tadashi Ikeuchi, Steven R. Wilkinson, Joseph D. Touch, Moshe Tur, Alan E. Willner
Demonstration of automatically phase-locked self-homodyne detection with a low-power pilot tone based on brillouin amplification and optical frequency combs. OFC (2016)
Ahmed Almaiman, Yinwen Cao, Morteza Ziyadi, Peicheng Liao, A. Mohajerin-Ariaei, Changjing Bao, Fatemeh Alishahi, A. Fallahpour, B. Shamee, Asher J. Willner, Nisar Ahmed, Youichi Akasaka, Tadashi Ikeuchi, Steven R. Wilkinson, Moshe Tur, Alan E. Willner
Experimental demonstration of phase-sensitive regeneration of a 10-20 Gb/s BPSK channel without a phase-locked loop using Brillouin amplification. OFC (2016)
Yinwen Cao, Morteza Ziyadi, A. Mohajerin-Ariaei, Ahmed Almaiman, P. Liao, Changjing Bao, B. Shamee, J. Yang, Youichi Akasaka, M. Sekiya, Moshe Tur, Carsten Langrock, Martin M. Fejer, Joseph D. Touch, A. Willner
Reconfigurable optical inter-channel interference compensation of 20/25-Gbaud QPSK signals using nonlinear wave mixing. ECOC (2015)
Youichi Akasaka, Jeng-Yuan Yang, M. Sekiya, Tadashi Ikeuchi, Yinwen Cao, Ahmed Almaiman, Morteza Ziyadi, A. Mohajerin-Ariaei, Peicheng Liao, Alan E. Willner, Shigehiro Takasaka, Ryuichi Sugizaki
Experimental demonstration of Raman-assisted phase sensitive amplifier with negligible gain/power fluctuation. ECOC (2015)
Ahmed Almaiman, A. Mohajerin-Ariaei, Morteza Ziyadi, Yinwen Cao, Changjing Bao, Peicheng Liao, B. Shamee, Youichi Akasaka, Jeng-Yuan Yang, M. Sekiya, Carsten Langrock, Martin M. Fejer, Loukas Paraschis, Moshe Tur, Alan E. Willner
Demonstration of a fine and coarse tunable buffer for multiple discrete and simultaneous signal access using a frequency comb, wavelength conversion and chromatic dispersion. ECOC (2015)
A. Mohajerin-Ariaei, Morteza Ziyadi, M. R. Chitgarha, Ahmed Almaiman, Yinwen Cao, Youichi Akasaka, J.-Y. Yang, M. Sekiya, Joseph D. Touch, Moshe Tur, Shigehiro Takasaka, Ryuichi Sugizaki, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Experimental demonstration of tunable phase-noise mitigation and automatic frequency/phase locking for a 20-32 Gbaud QPSK homodyne receiver using optical mixing of nonlinearly generated higher harmonics. OFC (2015)
Yinwen Cao, Morteza Ziyadi, Youichi Akasaka, Amirhossein Mohajerin Ariaei, J.-Y. Yang, Ahmed Almaiman, P. Liao, Shigehiro Takasaka, Ryuichi Sugizaki, Joseph D. Touch, M. Sekiya, Moshe Tur, Alan E. Willner
Experimental demonstration of optical signal level swapping and multi-level amplitude noise mitigation using three parametric gain regions. OFC (2015)
Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Mohammad Reza Chitgarha, Yinwen Cao, Salman Khaleghi, Ahmed Almaiman, Joe Touch, Loukas Paraschis, Moshe Tur, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Optical channel de-aggregator of 30-Gbaud QPSK and 20-Gbaud 8-PSK data using mapping onto constellation axes. ECOC (2014)
Ahmed Almaiman, M. R. Chitgarha, W. Daab, Morteza Ziyadi, A. Mohajerin-Ariaei, S. Khaleghi, Moshe Willner, V. Vusirikala, X. Zhao, Dan Kilper, Loukas Paraschis, Atiyah Ahsan, Michael S. Wang, Keren Bergman, Moshe Tur, Joseph D. Touch, Alan E. Willner
Experimental demonstration of robustness and accuracy of an MZI-based OSNR monitor under transmitter drift and reconfigurable networking conditions for pol-muxed 25-Gbaud QPSK and 16-QAM channels. OFC (2014)
A. Mohajerin-Ariaei, Youichi Akasaka, Jeng-Yuan Yang, M. R. Chitgarha, Morteza Ziyadi, Yinwen Cao, Ahmed Almaiman, Joseph D. Touch, Moshe Tur, M. Sekiya, Shigehiro Takasaka, Ryuichi Sugizaki, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Bit-rate-tunable regeneration of 30-Gbaud QPSK data using phase quantization and amplitude saturation. ECOC (2014)
Morteza Ziyadi, M. R. Chitgarha, A. Mohajerin-Ariaei, S. Khaleghi, Ahmed Almaiman, M. J. Willner, Joseph D. Touch, Moshe Tur, Loukas Paraschis, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Experimental demonstration of optical Nyquist generation of 32-Gbaud QPSK using a comb-based tunable optical tapped-delay-line FIR filter. OFC (2014)
A. Mohajerin-Ariaei, M. R. Chitgarha, Morteza Ziyadi, S. Khaleghi, Ahmed Almaiman, M. J. Willner, Joseph D. Touch, J.-Y. Yang, Youichi Akasaka, M. Sekiya, Moshe Tur, Loukas Paraschis, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Experimental demonstration of all-optical phase noise mitigation of 40-Gbits/s QPSK signals by mixing differentially delayed nonlinear products. OFC (2014)
M. R. Chitgarha, Yinwen Cao, A. Mohajerin-Ariaei, Morteza Ziyadi, S. Khaleghi, Ahmed Almaiman, Joseph D. Touch, Carsten Langrock, Martin M. Fejer, Alan E. Willner
Tunable homodyne detection using nonlinear optical signal processing to automatically lock a "local" pump laser to an incoming 20-to-40-Gbaud QPSK data signal. ECOC (2014)