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An Integrated 100-GHz FMCW Imaging Radar for Low-Cost Drywall Inspection
S. M. Hossein Naghavi;Morteza Tavakoli Taba;Mohammed Aseeri;Ehsan Afshari
This article presents a 100-GHz system-on-chip frequency-modulated continuous-wave (FMCW) radar for low-cost drywall inspection. The radar operates at the second harmonic and is implemented in 110-nm complementary metal-oxide-semiconductor (CMOS) with {f}_{\text {max}} = 82 GHz, significantly lowering the fabrication cost. On the transmitter (TX) side, a double negative resistance technique is...Show More
Electromagnetic Signature of Hilbert Curve-Based Chipless RFID Tags Using Numerical Analysis
Mohammad Nasrat Zaqumi;Lotfi Ladhar;Hatem Rmili;Ali Lalbakhsh;Mohammed Aseeri
2023 22nd Mediterranean Microwave Symposium (MMS)
Year: 2023 | Conference Paper |
This study describes a chipless Radiofrequency Identification (RFID) tag that is based on the Hilbert Curve Filling technique. The traditional RFID has some security vulnerabilities, so an unauthorized party could obtain information. One alternative is to use fractal (irregular) shaped tags to store information as an electromagnetic signature. It is a chipless passive tag made of irregular unit ce...Show More
Wireless Sensor Networks Outlier Detection Framework with LOF
Muhammad R Ahmed;Thirein Myo;Badar Al Baroomi;Mohammed A Aseeri;Mohammed H Marhaban;M Shamim Kaiser
2022 2nd International Conference on Robotics, Automation and Artificial Intelligence (RAAI)
Year: 2022 | Conference Paper |
Wireless sensor networks (WSNs) are a class of technology in which low-cost, multi-functional nodes are used to send information over close range nodes using wireless connection. The technology is an open-media platform, it has also been built based on application-driven technology. Its use is not only limited to military applications but can also be applied to the monitoring of the environment, t...Show More
A 100 GHz Fully Integrated FMCW Imaging Radar in 110 nm CMOS with Fundamental Oscillation Above fmax/2 for Drywall Inspection
Morteza Tavakoli Taba;S.M. Hossein Naghavi;Mohammed Aseeri;Ehsan Afshari
2022 IEEE/MTT-S International Microwave Symposium - IMS 2022
Year: 2022 | Conference Paper |
Cited by: Papers (3)
This paper proposes a lOOGHz fully integrated frequency-modulated continuous-wave (FMCW) radar for drywall inspection. This radar is implemented in 110nm CMOS technology with fmax = 82GHz to lower the cost of fabrication. A modified folded slot as TX antenna with GTX = 11.4dBi and a folded dipole as RX antenna with GRX = 8.8dBi are integrated on the chip. Two techniques in the TX and RX design are...Show More
Broadband Sub-THz Chirp Linearization Using Particle Swarm Optimization for Precision Metrology Applications
S. M. H. Naghavi;M. Tavakoli Taba;B. Yektakhah;M. Aseeri;A. Cathelin;E. Afshari
2021 IEEE MTT-S International Microwave Symposium (IMS)
Year: 2021 | Conference Paper |
Cited by: Papers (7)
This paper demonstrates the precise linearization of a broadband sub-THz FMCW chirp via a particle swarm optimization technique to enable extremely high-resolution and accurate range measurements. A detailed explanation of the implemented particle swarm optimization is presented. The frequency chirp has 66.7GHz bandwidth from 191GHz to 257.7GHz with a standard deviation of 241KHz, relative to line...Show More
Security Threats and Artificial Intelligence Based Countermeasures for Internet of Things Networks: A Comprehensive Survey
Shakila Zaman;Khaled Alhazmi;Mohammed A. Aseeri;Muhammad Raisuddin Ahmed;Risala Tasin Khan;M. Shamim Kaiser;Mufti Mahmud
The Internet of Things (IoT) has emerged as a technology capable of connecting heterogeneous nodes/objects, such as people, devices, infrastructure, and makes our daily lives simpler, safer, and fruitful. Being part of a large network of heterogeneous devices, these nodes are typically resource-constrained and became the weakest link to the cyber attacker. Classical encryption techniques have been...Show More
Towards an Accelerometer-Based Elderly Fall Detection System Using Cross-Disciplinary Time Series Features
Md. Jaber Al Nahian;Tapotosh Ghosh;Md. Hasan Al Banna;Mohammed A. Aseeri;Mohammed Nasir Uddin;Muhammad Raisuddin Ahmed;Mufti Mahmud;M. Shamim Kaiser
Fall causes trauma or critical injury among the geriatric population which is a second leading accidental cause of post-injury mortality around the world. It is crucial to keep elderly people under supervision by ensuring proper privacy and comfort. Thus the elderly fall detection and prediction using wearable/ non-wearable sensors become an active field of research. In this work, a novel pipeline...Show More
Water Pipeline Monitoring and Leak Detection using soil moisture Sensors: IoT based solution
Manel Elleuchi;Raouia Khelif;Mohamed Kharrat;Mohammed Aseeri;Abdulfattah Obeid;Mohamed Abid
2019 16th International Multi-Conference on Systems, Signals & Devices (SSD)
Year: 2019 | Conference Paper |
Cited by: Papers (13)
One of the main concerns in the water management field are the leakage detection and location of water pipes. In recent years, Water Pipeline Monitoring (WPM) has attracted attention worldwide due to the necessity to minimize water production costs as well as to protect public safety. Therefore, a great deal of research work has tried to propose approach to water leak detection. In this paper, we ...Show More
Permittivity Characterization of Automotive Paint Material at W-Band Frequencies
Adib Y. Nashashibi;Kamal Sarabandi;Hussein Shaman;Mohammed Aseeri
2019 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting
Year: 2019 | Conference Paper |
Cited by: Papers (8)
In this paper, a technique for the characterizing the complex permittivity of a thin layer of automotive paint at millimeter-wave frequencies based on the free-space reflection measurement technique is presented. The retrieval algorithm of the complex permittivity is based on fitting the measured reflection coefficient of a layer of paint backed by a flat metallic plate to the corresponding analyt...Show More
Filling the Gap With Sand: When CMOS Reaches THz
S.M. Hossein Naghavi;Morteza Tavakoli Taba;Ruonan Han;Mohammed A. Aseeri;Andreia Cathelin;Ehsan Afshari
This article presents some of our efforts from the electronic side. Instead of using expensive materials, we rely on silicon CMOS, a technology that is probably the most viable but often ignored, due to its speed and power-handling capability. CMOS is expected to drastically reduce the cost and size of current THz systems. Meanwhile, THz components can be built with other analog/digital signal pro...Show More
A Fully On-Chip Frequency-Stabilization Mechanism for Terahertz Sources Eliminating Frequency Reference and Dividers
Terahertz (THz) sources with stabilized output frequencies are desired in many systems, however, the design of conventional THz phase-locked loops encounters many challenges. In this paper, a fully on-chip frequency-stabilization feedback mechanism is proposed, which avoids the use of both frequency dividers and the off-chip reference, achieving much lower power consumption and system integration ...Show More
Design Considerations for Integrated Radar Chirp Synthesizers
Daniel Weyer;Mehmet Batuhan Dayanik;Lu Jie;Ahmed Albalawi;Abdulhamed Alothaimen;Mohammed Aseeri;Michael P. Flynn
Phase-locked loops (PLLs) effectively generate frequency chirps for frequency-modulated continuous-wave (FMCW) radar and are ideal for integrated circuit implementations. This paper discusses the design requirements for integrated PLLs used as chirp synthesizers for FMCW radar and focuses on an analysis of the radar performance based on the PLL configuration. The fundamental principles of the FMCW...Show More
A High-Resolution 220-GHz Ultra-Wideband Fully Integrated ISAR Imaging System
Ali Mostajeran;S. M. Naghavi;Mohammad Emadi;Sreekiran Samala;Brian P. Ginsburg;Mohammed Aseeri;Ehsan Afshari
In this paper, an ultra-wideband fully integrated imaging radar at sub-terahertz (sub-THz) frequencies is presented, which demonstrates a fine lateral resolution without using any focal lens/mirror. We have achieved a lateral resolution of 2 mm for an object at 23-cm distance as well as a range resolution of 2.7 mm. To achieve the decent range resolution, in a frequency modulation continuous wave ...Show More
Design of a Wideband and High directive Log Spiral THz Antenna for Photoconductive Sources
A. Dhiflaoui;L. Ladhar;M. Aseeri;T. Aguili;N. Eltresy;H. Rmili
2018 International Conference on Internet of Things, Embedded Systems and Communications (IINTEC)
Year: 2018 | Conference Paper |
Cited by: Papers (4)
This paper presents the design of a log spiral antenna operating at THz frequencies. The antenna was designed and simulated numerically by using the CST software within the frequency range 0.1-3.0 THz. It is found that the antenna is characterized with a wideband impedance matching which extends from 1.0 to 2.8 THz (|S11|<; -10 dB)), high directivity with a maximum value Dmax = 5.61 dBi at 2.05 TH...Show More
Non-Negative Matrix Factorization (NMF) for outlier detection in Wireless Sensor Networks
Hamoud Alshammari;Oussama Ghorbel;Mohammed Aseeri;Mohamed Abid
2018 14th International Wireless Communications & Mobile Computing Conference (IWCMC)
Year: 2018 | Conference Paper |
Cited by: Papers (8)
Wireless Sensor Networks (WSNs) are widely employed to solve several problems in different domains like agriculture, monitoring, health care. An outlier detection method is considered as a task of classifying data that is available during training. Also, this method is considered as a very important step in construction of sensor network systems to ensure data grade for perfect decision making. So...Show More
A 308-317GHz Source with 4.6mW Peak Radiated Power and on-Chip Frequency-Stabilization Feedback in 0.13µm BiCMOS
2018 IEEE Radio Frequency Integrated Circuits Symposium (RFIC)
Year: 2018 | Conference Paper |
Cited by: Papers (7)
In this paper, a 308-317GHz radiating source is presented. The output frequency of the 6×4 radiator array is stabilized with an entirely on-chip frequency detection and feedback mechanism realized mainly by passive EM structures. This feedback mechanism eliminates the need for both frequency dividers and the off-chip reference, achieving much lower system cost and power consumption. Fabricated usi...Show More
A 301.7-to-331.8GHz source with entirely on-chip feedback loop for frequency stabilization in 0.μm BiCMOS
2018 IEEE International Solid-State Circuits Conference - (ISSCC)
Year: 2018 | Conference Paper |
Cited by: Papers (6)
The THz band has shown its unique characteristics and great potential in many applications. Harmonic oscillators are commonly used to generate THz signals; however, due to supply noise and ambient environment changes, free-running THz oscillators exhibit large spectral linewidth and frequency drift. As a result, frequency stabilization is required in many systems. Conventionally, PLLs are used for...Show More
A Novel Network Architecture and Communication Process of Distributed Wireless Networks
Muhammad R. Ahmed;Mohammed A. Aseeri;M. N. Shakib;Abdulaziz A. Alasows
2017 9th IEEE-GCC Conference and Exhibition (GCCCE)
Year: 2017 | Conference Paper |
Cited by: Papers (1)
A Wireless Distribution Systems are utilized to expand the coverage of the wireless network. Usually this types of systems enables the wireless interconnection of the radio units or access points. But the current distributed systems has constrain of spectrum reuse, optimum coverage and load sharing. Our Distributed Wireless Network (DWN) architecture improves on current wireless systems in three m...Show More
Compact microstrip lowpass filter with ultra-wide rejection-band
Meshaal Alyahya;Mohammed Aseeri;Hatim Bukhari;Hussein Shaman;Abdulrahman Alhamrani;Adnan Affandi
2017 International Conference on Wireless Technologies, Embedded and Intelligent Systems (WITS)
Year: 2017 | Conference Paper |
Cited by: Papers (5)
A lowpass filter with wideband stopband is developed using microstrip line and proposed in this paper. It consists of shunt stepped-impedance open-circuited stubs and unit elements. The electrical length of the open-circuited stubs is chosen to be twice the length of the unit elements at a specific frequency. As a result, the filter can exhibit additional transmission zeros inside the rejection ba...Show More
Design of DRFM system based on FPGA with high resources
Mohammed A. S. Aseeri;Abdulaziz Ahmad Alasows;Muhammad R. Ahmad
2016 11th International Design & Test Symposium (IDT)
Year: 2016 | Conference Paper |
Cited by: Papers (3)
Advanced digital RF memory is a key segment of the electronic jammer. A Digital Radio Frequency Memory (DRFM) framework is intended to digitize a Radio Frequency (RF) information signal at a particular recurrence and transmission capacity to communicate by radio signals and reproduce that RF signal after a progression of procedure. The equipment design for DRFM is based on the FPGA strategies. Bec...Show More
A unique framework to integrate secured BAN and could computing to monitor patient
Mohammed Aseeri;Muhammad R Ahmed;Syed Nazmus Sakib;M Shamim Kaisert
2016 5th International Conference on Informatics, Electronics and Vision (ICIEV)
Year: 2016 | Conference Paper |
Body Area Networks (BAN) is a special purpose Wireless Sensor Network (WSN) which is designed for patient monitoring. BAN requires to transmit the monitored data to the medical personals as quick as possible in real time. It is possible to make it web based. The integration of the BAN and cloud computing allows the sensors to transmit their data in a short time and show it in the web application. ...Show More
Feasibility of mapping a pulsed RADAR system to FPGA-ASIC and hybrid architectures
2016 IEEE International Conference on Emerging Technologies and Innovative Business Practices for the Transformation of Societies (EmergiTech)
Year: 2016 | Conference Paper |
Cited by: Papers (1)
Current trends in front end radar processing have dynamically evolved with the rapid development and integration of Field Programmable Gate Array (FPGA) technologies meriting high speed digital data processing (DSP) capabilities. The meritocracy of FPGAs depends on Fast real time Impulse Response (FIR) filtering algorithms and applications added in the rapid adoption and integration of FPGAs for R...Show More
Malicious attack detection in underwater wireless sensor network
Muhammad R Ahmed;Syeda Manjia Tahsien;Mohammad Aseeri;M Shamim Kaiser
2015 IEEE International Conference on Telecommunications and Photonics (ICTP)
Year: 2015 | Conference Paper |
Cited by: Papers (4)
Under-water wireless sensor network (UWSN) in one of the auspicious technology for marine observation. The applications of underwater sensing has several domain that range from oil industry to aquaculture. Some of the UWSN applications includes device checking, underwater ecosystems monitoring, forecasting of natural disasters and disturbances, exploration and survey missions, as well as study of ...Show More
A novel algorithm for malicious attack detection in UWSN
Muhammad R Ahmed;Mohammed Aseeri;M Shamim Kaiser;Nusrat Z Zenia;Zamshed I Chowdhury
2015 International Conference on Electrical Engineering and Information Communication Technology (ICEEICT)
Year: 2015 | Conference Paper |
Cited by: Papers (20)
Information transmission in the marine scenario utilizing wireless communications is unique method that empowering the technology for the evolution of imminent marine-surveillance systems and sensory networks. Under-water wireless sensor network (UWSN) in one of the auspicious technology for marine observation. The applications of underwater sensing has several domain that range from oil industry ...Show More
Modelling a microwave chaotic generator for RADAR and communication systems
Mohammed A. Aseeri;Muhammad R Ahmed;Ahmed Al Ghamdi;Majharul Talukder
This paper presents a new expression of the q-v characteristic of the varactor non-linear capacitor. Microwave chaotic communications systems are demonstrated using AM signal and the application of the microwave chaotic generator in chaotic radar systems using RF signal are obtained. The transmitter for both systems are simulated based on frequency multiplier chains. The original transmitted signa...Show More
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