Mostafa Zaman Chowdhury, Moh. Khalid Hasan, Md. Shahjalal, Md. Tanvir Hossan et al.
Optical wireless communication (OWC) is an excellent complementary solution to its radio frequency (RF) counterpart. OWC technologies have been demonstrated to be able to support high traffic generated by massive connectivity of the Internet of Things (IoT) and upcoming 5 <sup xmlns:mml="http://www....
Shakil Ahmed, Mostafa Zaman Chowdhury, Yeong Min Jang
This letter studies the energy-efficient unmanned aerial vehicle (UAV) communications to support ground nodes (GNs). The system considers the UAV working as a relay while there is a base station (BS) on the ground. We analyze the UAV energy consumption model to design the energy-efficient UAV trajec...
Shakil Ahmed, Mostafa Zaman Chowdhury, Yeong Min Jang
The unmanned aerial vehicle (UAV) communication is a potential technology to meet the excessive next-generation cellular users’ demand due to its reliable connectivity and cost-effective deployment. However, UAV communications have to be energy efficient so that it can save energy. Thus, the UAV fli...
Md Mujibur Rahman, Mohammad Mostafa Zaman, Jessica Y. Islam, MA Jalil Chowdhury et al.
In Bangladesh, morbidity and mortality due to non-communicable diseases (NCDs) has increased over the last few decades. Hypertension is an important risk factor for NCDs, specifically cardiovascular disease. The objective of this study was to assess prevalence and risk factors for hypertension and p...
Mohammad Mostafa Zaman, Md Mujibur Rahman, Md Ridwanur Rahman, MahfuzurRahman Bhuiyan et al.
BACKGROUND: Nationally representative data on noncommunicable disease (NCD) risk factors are lacking in Bangladesh. This study was done to determine the prevalence of common risk factors for major NCDs among men and women of rural and urban areas of Bangladesh. MATERIALS AND METHODS: This survey was...
Md Morshed Alam, Md. Habibur Rahman, Md. Faisal Ahmed, Mostafa Zaman Chowdhury et al.
The development of the advanced metering infrastructure (AMI) and the application of artificial intelligence (AI) enable electrical systems to actively engage in smart grid systems. Smart homes with energy storage systems (ESS) and renewable energy sources (RES)-known as home microgrids-have become ...
Mostafa Zaman Chowdhury, Md. Shahjalal, Shakil Ahmed, Yeong Min Jang
The demand for wireless connectivity has grown exponentially over the last few decades. Fifth-generation (5G) communications, with far more features than fourth-generation communications, will soon be deployed worldwide. A new paradigm of wireless communication, the sixth-generation (6G) system, wit...
Muhammad Hasanujjaman, Mostafa Zaman Chowdhury, Yeong Min Jang
Complete autonomous systems such as self-driving cars to ensure the high reliability and safety of humans need the most efficient combination of four-dimensional (4D) detection, exact localization, and artificial intelligent (AI) networking to establish a fully automated smart transportation system....
Syed Rakib Hasan, Mostafa Zaman Chowdhury, Md. Saiam, Yeong Min Jang
The growth of modern technological sectors have risen to such a spectacular level that the blessings of technology have spread to every corner of the world, even to remote corners. At present, technological development finds its basis in the theoretical foundation of classical physics in every field...
Moh. Khalid Hasan, Md. Osman Ali, Md. Habibur Rahman, Mostafa Zaman Chowdhury et al.
Recently, substantial development is observed in the area of Internet of Vehicles owing to the application of wireless communication technologies. Majority of these technologies are based on radio frequency (RF); however, RF spectra are overly congested and regulated, and hence, insufficient to supp...
Md. Abu Baker Siddiki Abir, Mostafa Zaman Chowdhury, Yeong Min Jang
The ever-increasing demand for wireless communication has driven the development of innovative technologies to address the issues that conventional communication networks meet. To support autonomous devices in the sixth-generation (6G) and provide seamless wireless connectivity in inaccessible and h...
Mostafa Zaman Chowdhury, Md. Tanvir Hossan, Md. Shahjalal, Moh. Khalid Hasan et al.
Currently, various radio frequency (RF) technologies are used to transfer medical data in healthcare applications. The electromagnetic interference caused by RF can critically affect the performance of medical devices. The main goal of this article, thus, is to provide reliable and low-latency fifth...
Md. Mainul Islam, Md. Kamrul Islam, Md. Shahjalal, Mostafa Zaman Chowdhury et al.
Due to the involvement of a large number of intermediaries across different time zones in the correspondent banking process, existing interbank payment systems cannot provide cost-effective cross-border transactions. They also suffer from lack of transparency and long transaction delays. These issue...
Anisul Haque Chowdhury, Akira Yokoyama, Yoshihiro Kokubo, Mohammad Mostafa Zaman et al.
The association between apolipoprotein E (apoE) genetic polymorphism and stroke has not been concordant in different racial populations. We investigated the association between apoE genotypes and stroke subtypes by a case-control study in Bangladesh for the first time among south Asian countries. Fi...
Mohammad Mostafa Zaman, M A Rouf, Sirajul Haque, Lutfar Rahman Khan et al.
It has long been considered that rheumatic fever usually occurs in children between the ages of 5 and 15 years. However, supporting data from the developing countries are insufficient. It is important to know the age of occurrence of rheumatic fever for clinical and public health purposes. To descri...