Zobrazeno 1 - 10
of 4 385
pro vyhledávání: '"underlay"'
Autor:
Nima Reisi
Publikováno v:
مهندسی مخابرات جنوب, Vol 12, Iss 46, Pp 1-18 (2024)
In this paper, we study relay-assisted underlay D2D communication operating at millimeter-wave (mmWave) band in which half-duplex/full-duplex relays may assist D2D users to improve transmission quality. Our aim is to jointly select D2D transmission m
Externí odkaz:
https://doaj.org/article/3bb4b6a99cf842b799e414377d53955e
Autor:
Wajdi Elleuch
Publikováno v:
Telecom, Vol 5, Iss 1, Pp 122-144 (2024)
In several emergency situations, during natural or human-caused disasters, frontline responders need to be able to communicate and collaborate to properly carry out relief missions. Some countries build their national Public Safety Mobile Broadband b
Externí odkaz:
https://doaj.org/article/3173b41c4e8447639ea928d259d78239
Publikováno v:
Jurnal Elektronika dan Telekomunikasi, Vol 23, Iss 2, Pp 76-84 (2023)
Device-to-Device (D2D) communication is a technology candidate to support the next generation of cellular communication networks. D2D has the potential to boost the efficiency of frequency resources and system capacity. Generally, D2D performs in-ban
Externí odkaz:
https://doaj.org/article/c945541112704523a2bdcca753b82d03
Publikováno v:
Laryngoscope Investigative Otolaryngology, Vol 8, Iss 2, Pp 518-524 (2023)
Abstract Objective We aimed to compare the graft success rate and hearing outcomes in patients with large tympanic membrane (TM) perforation in underlay and over‐underlay approaches. Methods This is a prospective double‐blind randomized controlle
Externí odkaz:
https://doaj.org/article/fa2ef6ac54ed46498e30bf61f4d6d8bb
Autor:
Woongsup Lee, Byung Chang Chung
Publikováno v:
ICT Express, Vol 9, Iss 4, Pp 642-647 (2023)
This paper proposes a resource allocation strategy for multi-channel underlay cognitive radio (CR) systems by means of an ensemble deep learning framework. The transmit power of secondary users (SUs) allocated to each channel is determined to maximiz
Externí odkaz:
https://doaj.org/article/b60188ae56354293bff813cfac2bc7b7
Autor:
Sajitha K B, Naveen Kumar A G
Publikováno v:
Bengal Journal of Otolaryngology and Head Neck Surgery, Vol 31, Iss 1 (2023)
Introduction: Tympanoplasty by underlay method is the commonly employed technique to repair perforated tympanic membrane and is conventionally done using a microscope. Aim of this study was to compare the results of underlay and interlay technique of
Externí odkaz:
https://doaj.org/article/bb76f270d3764fe89f2b5acbe2412164
Publikováno v:
ETRI Journal, Vol 45, Iss 1, Pp 28-44 (2023)
We propose short packet communication in an underlay cognitive radio network assisted by an intelligent reflecting surface (IRS) composed of multiple reconfigurable reflectors. This scheme, called the IRS protocol, operates in only one time slot (TS)
Externí odkaz:
https://doaj.org/article/10bc0df1ed2648eb9f233799dc0ce146
Publikováno v:
IEEE Access, Vol 11, Pp 134166-134182 (2023)
Future factories will rely on highly reliable wireless communication among the plenty of devices and the network. The 5G networks enable ultra-reliable low-latency communication (URLLC) service to address the reliability and latency requirements in f
Externí odkaz:
https://doaj.org/article/99504a414c7e4e93a17c1fe70d1e5676
Publikováno v:
IEEE Access, Vol 11, Pp 81672-81689 (2023)
In this work, we investigate short-packet communications for multiple-input multiple-output underlay cognitive multihop relay networks with multiple primary users, where transceivers transmit and receive short packets to provide ultra-reliable and lo
Externí odkaz:
https://doaj.org/article/9c30b15e330d444f9375713f5663acc8
Publikováno v:
IEEE Access, Vol 11, Pp 66201-66211 (2023)
This article presents a four-port multiple input multiple output (MIMO) antenna designed and demonstrated for cognitive radio (CR) applications. The proposed geometry is made of a single-layer dielectric substrate, where metallic patterns and electro
Externí odkaz:
https://doaj.org/article/b863d019708c4327a355f1c91dc8a68b