Results 11 to 20 of about 77,439 (303)

Performance evaluation of planar dipole antenna for smart home applications

open access: yesHeliyon, 2023
In a Smart Home wireless module, the antenna generally occupies one-third of the total circuit advances in the Internet of Things (IoTs). Dipole antenna comes in various shapes, but the planar antenna is the most suitable and attractive design for the ...
Asiya E. Asiya   +4 more
doaj   +1 more source

Printing of wirelessly rechargeable solid-state supercapacitors for soft, smart contact lenses with continuous operations [PDF]

open access: yes, 2019
Recent advances in smart contact lenses are essential to the realization of medical applications and vision imaging for augmented reality through wireless communication systems.
Ahn, David B.   +6 more
core   +2 more sources

Joint Optimal Power Allocation and Relay Selection Scheme in Energy Harvesting Two-Way Relaying Network

open access: yesFuture Internet, 2019
In this paper, we propose a joint power allocation, time switching (TS) factor and relay selection scheme for an energy harvesting two-way relaying communication network (TWRN), where two transceivers exchange information with the help of a wireless ...
Xin Song   +3 more
doaj   +1 more source

Design and optimization of the tag antenna based on PCB integrated RFID in the smart meter

open access: yesDianzi Jishu Yingyong, 2020
With regard to easy dropping and performance degradation caused by hanging and pasting radio frequency identification (RFID) tag antennas in the process of tracing information of the smart meter, a tag antenna based on printed circuit board(PCB ...
He Zehao   +3 more
doaj   +1 more source

Towards a hardware implementation of ultra-wideband beamforming [PDF]

open access: yes, 2010
This paper discusses and analyses the hardware implementation of an ultra-wideband (UWB) beamformer for UWB Impulse Radio data transmission. We use a Complex Programmable Logic Device (CPLD) acting as the binary baseband information source.
Beach, MA   +4 more
core   +2 more sources

Multifunctional Partially Reflective Surface for Smart Blocks

open access: yesSensors, 2021
In general, a partially reflective surface (PRS) is mainly used to increase the gain of an antenna; some metallic objects placed on the PRS degrades the antenna performance because the objects change the periodic structure of the PRS.
Jae Hee Kim   +4 more
doaj   +1 more source

Robust, wearable, on-body antenna relying on half mode substrate integrated waveguide techniques [PDF]

open access: yes, 2014
A compact, robust, wearable antenna for body-worn applications in the 2.4 GHz Industrial Medical and Scientific band is designed, fabricated and tested.
Agneessens, Sam   +3 more
core   +2 more sources

Integration of Steerable Smart Antennas to IETF 6TiSCH Protocol for High Reliability Wireless IoT Networks

open access: yesIEEE Access, 2021
Steerable directional antennas are increasingly utilised to improve the overall performance of the traditional wireless sensor networks. Steerable directional antenna based networking solutions increase the network capacity by providing a longer range of
Sercan Kulcu, Sedat Gormus, Yichao Jin
doaj   +1 more source

Smart Antennas in aerospace applications [PDF]

open access: yes2010 URSI International Symposium on Electromagnetic Theory, 2010
The interest in Smart Antennas for aerospace applications is growing. This paper describes smart antennas which can be used on aircraft. Two aerospace applications are discussed in more detail: a phased array antenna with optical beam forming and a large vibrating phased array antenna with electronic compensation techniques.
Verpoorte, Jaco   +3 more
openaire   +3 more sources

Substrate integrated waveguide textile antennas as energy harvesting platforms [PDF]

open access: yes, 2015
Textile multi-antenna systems are key components of smart fabric and interactive textile (SFIT) systems, as they establish reliable and energy-efficient wireless body-centric communication links.
Lemey, Sam, Rogier, Hendrik
core   +2 more sources

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