Zobrazeno 1 - 10
of 242
pro vyhledávání: '"Sajjad ur Rehman"'
Autor:
Muhammad Asghar Khan, Habib Shah, Sajjad Ur Rehman, Neeraj Kumar, Rozaida Ghazali, Danish Shehzad, Insaf Ullah
Publikováno v:
IEEE Access, Vol 9, Pp 89133-89142 (2021)
Internet of Drones (IoD) is a decentralized networking architecture that makes use of the internet for uniting drones to enter controlled airspace in a coordinated manner. On the one hand, this new clan of interconnected drones has ushered in a new e
Externí odkaz:
https://doaj.org/article/6e4519de6ff74f27898d067a4883a62b
Publikováno v:
IEEE Access, Vol 9, Pp 101207-101216 (2021)
Internet of Health Things (IoHT) is a hot topic of research presently, which provides a reliable and intelligent healthcare system for monitoring the physical conditions of the patients over the Internet from anywhere and anytime. The ease of time-in
Externí odkaz:
https://doaj.org/article/6a2dacca13c9443c9586c3ba9eb0e89a
Publikováno v:
IEEE Access, Vol 5, Pp 17988-17996 (2017)
This paper presents system modelling and characterization of multiple-band notched ultrawideband (UWB) antennas using the singularity expansion method (SEM). Multiple-band notches in a classical UWB coplanar disc monopole antenna are achieved by intr
Externí odkaz:
https://doaj.org/article/998d9e798aaa49e8abd9b1c6bb39d8e9
Autor:
Wazie M. Abdulkawi, Waqar Ahmad Malik, Sajjad Ur Rehman, Abdul Aziz, Abdel Fattah A. Sheta, Majeed A. Alkanhal
Publikováno v:
Micromachines, Vol 12, Iss 4, p 383 (2021)
A compact four-element dual-band multiple-input and multiple-output (MIMO) antenna system is proposed to achieve high isolation and low channel capacity loss. The MIMO antenna was designed and optimized to cover the dual-frequency bands; the first fr
Externí odkaz:
https://doaj.org/article/f0342dc3148047449d24d9e605595cc6
Autor:
Sajjad ur Rehman
Publikováno v:
Pakistan Journal of Information Management & Libraries, Vol 17, Iss 0, Pp 39-49 (2016)
Library, information and knowledge (LIK) competencies have elements of distinct commonness and innate semblance. These have been treated together in the iSchools, a development during the last two decades. Adoption of the nomenclature of information
Externí odkaz:
https://doaj.org/article/c25622e85d354f71bac3efe81d90e234
Autor:
Sajjad ur Rehman
Publikováno v:
Pakistan Journal of Information Management & Libraries, Vol 10, Iss 0, Pp 8-42 (2016)
The paper provides a critical review of the development of information center through different phases, transformation of the information center in response to the inter-disciplinary imperatives of information and knowledge management, IT imperatives
Externí odkaz:
https://doaj.org/article/594f0812848e4bce9334f5e998081eb5
Autor:
Sajjad ur Rehman
Publikováno v:
Pakistan Journal of Information Management & Libraries, Vol 9, Iss 1, Pp 66-81 (2016)
This paper describes the development of library and information studies/science (LIS) into different phases during the last century. Academic programs and preparation of LIS professionals have witnessed a continuous change. It is realized that unless
Externí odkaz:
https://doaj.org/article/aa852c045af249cd8a81ec67a9f568c5
Publikováno v:
International Journal of Antennas and Propagation, Vol 2017 (2017)
This paper presents system modeling of three different single band antennas using the singularity expansion method (SEM). To acquire the accurate physical complex poles and the corresponding residues of the narrow band antenna model, an enhanced Matr
Externí odkaz:
https://doaj.org/article/3c988a3ac5284da287f209db1249c735
Autor:
Sajjad ur Rehman
Publikováno v:
Pakistan Journal of Information Management & Libraries, Vol 17, Iss 0 (2016)
Externí odkaz:
https://doaj.org/article/4ac7151b7f4646adbc23b6905d28144e
Autor:
Sajjad Ur Rehman
Publikováno v:
American Journal of Islam and Society, Vol 2, Iss 1 (1985)
Introduction Library and information servi-ces need to be attuned to the needs of the users. There has been tremendous research effort and writing on the front of user and use studies to articulate the user demands and develop a better understanding
Externí odkaz:
https://doaj.org/article/9bc76d1df9d840f2867bb83779af74c3