Dr Naser Ojaroudi Parchin's Outputs (85)

A Jug-Shaped CPW-Fed Ultra-Wideband Printed Monopole Antenna for Wireless Communications Networks (2022)
Journal Article
Ahmad, S., Ijaz, U., Naseer, S., Ghaffar, A., Qasim, M. A., Abrar, F., Parchin, N. O., Hwang See, C., & Abd-Alhameed, R. (2022). A Jug-Shaped CPW-Fed Ultra-Wideband Printed Monopole Antenna for Wireless Communications Networks. Applied Sciences, 12(2), Article 821. https://doi.org/10.3390/app12020821

A type of telecommunication technology called an ultra-wideband (UWB) is used to provide a typical solution for short-range wireless communication due to large bandwidth, low power consumption in transmission and reception. Printed monopole antennas... Read More about A Jug-Shaped CPW-Fed Ultra-Wideband Printed Monopole Antenna for Wireless Communications Networks.

Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications (2021)
Presentation / Conference Contribution
Ullah, A., Parchin, N. O., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021, November). Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications. Presented at 2021 29th Telecommunications Forum (TELFOR), Belgrade, Serbia [Online]

In this article, a new MIMO smartphone antenna array with compact resonators is introduced for the fifth-generation mobile terminals. The proposed design was developed on an FR4 substrate with relative permittivity εr=4.3 and dielectric loss tangent... Read More about Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications.

Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications (2021)
Presentation / Conference Contribution
Ullah, A., Parchin, N. O., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021, November). Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications. Presented at 2021 29th Telecommunications Forum (TELFOR), Belgrade, Serbia [Online]

In this research study, a new of 2×2 interior multi-band MIMO antenna is introduced for smartphone usages. The alignment of the antenna element contains a multi-mode monopole radiator with three L-shaped slits positioned at the border of the printed... Read More about Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications.

Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz (2021)
Presentation / Conference Contribution
Parchin, N. O., Ullah, A., Amar, A. S. I., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021, November). Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz. Presented at 2021 29th Telecommunications Forum (TELFOR), Belgrade, Serbia [Online]

This paper introduces a low-profile 5G phased array with a broad operation band for smartphone applications. The design procedure is simple and easy to accomplish. It is composed of eight endfire dipoles with a 1×8 linear array arrangement at the top... Read More about Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz.

Phased Array Antenna Package with Switchable Radiation Coverage for Future Smartphones (2021)
Presentation / Conference Contribution
Parchin, N. O., Ullah, A., Abdul-Al, M., Amar, A. S., Hu, Y. F., & Abd-Alhameed, R. A. (2021, October). Phased Array Antenna Package with Switchable Radiation Coverage for Future Smartphones. Presented at 2021 IEEE 26th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Porto, Portugal

A new phased array antenna package with improved and switchable radiation coverage is proposed for future cellular communications. Its configuration contains three subarrays of patch radiators along the edge area of the smartphone board. Each sub-arr... Read More about Phased Array Antenna Package with Switchable Radiation Coverage for Future Smartphones.

Editorial: Special Issue “Antenna Design for 5G and Beyond” (2021)
Journal Article
Ojaroudi Parchin, N., See, C. H., & Abd-Alhameed, R. (2021). Editorial: Special Issue “Antenna Design for 5G and Beyond”. Sensors, 21(22), Article 7745. https://doi.org/10.3390/s21227745

Note: In lieu of an abstract, this is an excerpt from the first page.

The demand for high data rate transfer and large capacities of traffic is continuously growing as the world witnesses the development of the fifth generation (5G) of wireless co... Read More about Editorial: Special Issue “Antenna Design for 5G and Beyond”.

Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks (2021)
Journal Article
Al-Yasir, Y. I. A., Abdulkhaleq, A. M., Parchin, N. O., Elfergani, I. T., Rodriguez, J., Noras, J. M., Abd-Alhameed, R. A., Rayit, A., & Qahwaji, R. (2022). Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks. IEEE Transactions on Green Communications and Networking, 6(1), 500-511. https://doi.org/10.1109/tgcn.2021.3100399

The paper presents the general requirements and an exemplary design of the RF front-end system that in today’s handset is a key consumer of power. The design is required to minimize the carbon footprint in mobile handsets devices, whilst facilitating... Read More about Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks.

A Planar Dual-Polarized Phased Array With Broad Bandwidth and Quasi-Endfire Radiation for 5G Mobile Handsets (2021)
Journal Article
Parchin, N. O., Zhang, J., Abd-Alhameed, R. A., Pedersen, G. F., & Zhang, S. (2021). A Planar Dual-Polarized Phased Array With Broad Bandwidth and Quasi-Endfire Radiation for 5G Mobile Handsets. IEEE Transactions on Antennas and Propagation, 69(10), 6410-6419. https://doi.org/10.1109/tap.2021.3069501

A planar dual-polarized phased array is proposed for 5G cellular communications. The array has the properties of dual-polarization, wideband, and quasi-endfire radiation, which is printed on one side of a single-layer substrate. The design contains t... Read More about A Planar Dual-Polarized Phased Array With Broad Bandwidth and Quasi-Endfire Radiation for 5G Mobile Handsets.

A Varactor-Based Very Compact Tunable Filter with Wide Tuning Range for 4G and Sub-6 GHz 5G Communications (2020)
Journal Article
Al-Yasir, Y. I. A., Ojaroudi Parchin, N., Tu, Y., Abdulkhaleq, A. M., Elfergani, I. T. E., Rodriguez, J., & Abd-Alhameed, R. A. (2020). A Varactor-Based Very Compact Tunable Filter with Wide Tuning Range for 4G and Sub-6 GHz 5G Communications. Sensors, 20(16), Article 4538. https://doi.org/10.3390/s20164538

A very compact microstrip reconfigurable filter for fourth-generation (4G) and sub-6 GHz fifth-generation (5G) systems using a new hybrid co-simulation method is presented in this manuscript. The basic microstrip design uses three coupled line resona... Read More about A Varactor-Based Very Compact Tunable Filter with Wide Tuning Range for 4G and Sub-6 GHz 5G Communications.

A Survey on Reconfigurable Microstrip Filter–Antenna Integration: Recent Developments and Challenges (2020)
Journal Article
Tu, Y., Al-Yasir, Y. I. A., Ojaroudi Parchin, N., Abdulkhaleq, A. M., & Abd-Alhameed, R. A. (2020). A Survey on Reconfigurable Microstrip Filter–Antenna Integration: Recent Developments and Challenges. Electronics, 9(8), Article 1249. https://doi.org/10.3390/electronics9081249

Reconfigurable and tunable radio frequency (RF) and microwave (MW) components have become exciting topics for many researchers and design engineers in recent years. Reconfigurable microstrip filter–antenna combinations have been studied in the litera... Read More about A Survey on Reconfigurable Microstrip Filter–Antenna Integration: Recent Developments and Challenges.

A New and Compact Wide-Band Microstrip Filter-Antenna Design for 2.4 GHz ISM Band and 4G Applications (2020)
Journal Article
Al-Yasir, Y. I. A., Alkhafaji, M. K., A. Alhamadani, H., Ojaroudi Parchin, N., Elfergani, I., Saleh, A. L., Rodriguez, J., & Abd-Alhameed, R. A. (2020). A New and Compact Wide-Band Microstrip Filter-Antenna Design for 2.4 GHz ISM Band and 4G Applications. Electronics, 9(7), Article 1084. https://doi.org/10.3390/electronics9071084

A new and compact four-pole wide-band planar filter-antenna design is proposed in this article. The effect of the dielectric material type on the characteristics of the design is also investigated and presented. The filter-antenna structure is formed... Read More about A New and Compact Wide-Band Microstrip Filter-Antenna Design for 2.4 GHz ISM Band and 4G Applications.

Load‐modulation technique without using quarter‐wavelength transmission line (2020)
Journal Article
Abdulkhaleq, A. M., Yahya, M. A., Parchin, N. O., Al‐Yasir, Y., Sajedin, M., Elfergani, I., McEwan, N. J., Abd‐Alhameed, R. A., Rayit, A., & Rodriguez, J. (2020). Load‐modulation technique without using quarter‐wavelength transmission line. IET microwaves, antennas & propagation, 14(11), 1209-1215. https://doi.org/10.1049/iet-map.2019.0957

A proposed method for achieving active load-modulation technique without using a quarter-wavelength transmission line is discussed and evaluated. The theoretical analysis shows that the active load-modulation can be achieved without using a quarter-w... Read More about Load‐modulation technique without using quarter‐wavelength transmission line.

Use of multiple mobile sinks in wireless sensor networks for large‐scale areas (2020)
Journal Article
Al‐Behadili, H. A., AlWane, S. K., Al‐Yasir, Y. I., Parchin, N. O., Olley, P., & Abd‐Alhameed, R. A. (2020). Use of multiple mobile sinks in wireless sensor networks for large‐scale areas. IET Wireless Sensor Systems, 10(4), 175-180. https://doi.org/10.1049/iet-wss.2019.0208

Sensing coverage and network connectivity are two of the most fundamental issues to ensure that there are effective environmental sensing and robust data communication in a wireless sensor network (WSN) application. Random positioning of nodes in a W... Read More about Use of multiple mobile sinks in wireless sensor networks for large‐scale areas.

Design of Multi-Mode Antenna Array for Use in Next-Generation Mobile Handsets (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., & Abd-Alhameed, R. A. (2020). Design of Multi-Mode Antenna Array for Use in Next-Generation Mobile Handsets. Sensors, 20(9), Article 2447. https://doi.org/10.3390/s20092447

In this study, a new design of a tri-band multiple-input–multiple-output (MIMO) antenna array is proposed for fifth-generation (5G) cellular systems. Its structure is composed of eight identical planar-inverted F antenna (PIFA) elements placed at dif... Read More about Design of Multi-Mode Antenna Array for Use in Next-Generation Mobile Handsets.

Ultra-Wideband Diversity MIMO Antenna System for Future Mobile Handsets (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., I. A. Al-Yasir, Y., M. Abdulkhaleq, A., & A. Abd-Alhameed, R. (2020). Ultra-Wideband Diversity MIMO Antenna System for Future Mobile Handsets. Sensors, 20(8), Article 2371. https://doi.org/10.3390/s20082371

A new ultra-wideband (UWB) multiple-input/multiple-output (MIMO) antenna system is proposed for future smartphones. The structure of the design comprises four identical pairs of compact microstrip-fed slot antennas with polarization diversity functio... Read More about Ultra-Wideband Diversity MIMO Antenna System for Future Mobile Handsets.

A Survey of Differential-Fed Microstrip Bandpass Filters: Recent Techniques and Challenges (2020)
Journal Article
Al-Yasir, Y. I. A., Ojaroudi Parchin, N., Abdulkhaleq, A. M., Bakr, M. S., & Abd-Alhameed, R. A. (2020). A Survey of Differential-Fed Microstrip Bandpass Filters: Recent Techniques and Challenges. Sensors, 20(8), Article 2356. https://doi.org/10.3390/s20082356

Differentially driven devices represent a highly promising research field for radio frequency (RF), microwave (MW), and millimeter-wave (mmWave) designers and engineers. Designs employing differential signals are essential elements in low-noise fourt... Read More about A Survey of Differential-Fed Microstrip Bandpass Filters: Recent Techniques and Challenges.

Design of a Wide-Band Microstrip Filtering Antenna with Modified Shaped Slots and SIR Structure (2020)
Journal Article
Al-Yasir, Y. I. A., A. Alhamadani, H., Kadhim, A. S., Ojaroudi Parchin, N., Saleh, A. L., Elfergani, I. T. E., Rodriguez, J., & Abd-Alhameed, R. A. (2020). Design of a Wide-Band Microstrip Filtering Antenna with Modified Shaped Slots and SIR Structure. Inventions, 5(1), Article 11. https://doi.org/10.3390/inventions5010011

This paper presents a new compact microstrip filtering antenna with modified shaped slots to improve the impedance bandwidth. The proposed microstrip filtering antenna consists of three parts: the monopole radiating patch antenna; the Stepped Impedan... Read More about Design of a Wide-Band Microstrip Filtering Antenna with Modified Shaped Slots and SIR Structure.

Reconfigurable Antennas: Switching Techniques—A Survey (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., Al-Yasir, Y. I. A., M. Abdulkhaleq, A., & A. Abd-Alhameed, R. (2020). Reconfigurable Antennas: Switching Techniques—A Survey. Electronics, 9(2), Article 336. https://doi.org/10.3390/electronics9020336

Due to the fast development of wireless communication technology, reconfigurable antennas with multimode and cognitive radio operation in modern wireless applications with a high-data rate have drawn very close attention from researchers. Reconfigura... Read More about Reconfigurable Antennas: Switching Techniques—A Survey.

A New CPW-Fed Diversity Antenna for MIMO 5G Smartphones (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., Al-Yasir, Y. I. A., M. Abdulkhaleq, A., Patwary, M., & A. Abd-Alhameed, R. (2020). A New CPW-Fed Diversity Antenna for MIMO 5G Smartphones. Electronics, 9(2), Article 261. https://doi.org/10.3390/electronics9020261

In this study, a new coplanar waveguide (CPW)-fed diversity antenna design is introduced for multiple-input–multiple-output (MIMO) smartphone applications. The diversity antenna is composed of a double-fed CPW-fed antenna with a pair of modified T-ri... Read More about A New CPW-Fed Diversity Antenna for MIMO 5G Smartphones.

Orthogonally dual‐polarised MIMO antenna array with pattern diversity for use in 5G smartphones (2020)
Journal Article
Ojaroudi Parchin, N., Al‐Yasir, Y. I., Jahanbakhsh Basherlou, H., Abd‐Alhameed, R. A., & Noras, J. M. (2020). Orthogonally dual‐polarised MIMO antenna array with pattern diversity for use in 5G smartphones. IET microwaves, antennas & propagation, 14(6), 457-467. https://doi.org/10.1049/iet-map.2019.0328

A new multiple-input/multiple-output (MIMO) antenna design is introduced for future smartphones. The proposed design contains four pairs of double-fed circular-ring resonators located at different edges of the smartphone printed circuit board (PCB) w... Read More about Orthogonally dual‐polarised MIMO antenna array with pattern diversity for use in 5G smartphones.