The prototype of a differential pattern reconfigurable antenna suitable for efficient wireless sensor networks is presented. The measurement of the prototype as well as the integration with the reconfiguration control system is discussed. Numerical …
A super-directive parasitic element system, with a diameter of the minimum sphere circumscribing the antenna equal to 0.2λ0, is simulated and measured. A maximum directivity of 7.2 dBi is measured with a radiation efficiency of -6.5 dB at 876MHz. An …
Design of a miniature multi-band antenna system for positioning application is proposed in this paper. The effect of the battery and the casing is investigated. Simulated and measured results are presented. S-parameter and radiation results with a …
In this paper, a 5G MIMO mobile phone prototype including four antennas working in the 10-13.2 GHz band is designed. The objective of the study is to evaluate the negative impact due to the user's hand in frequencies higher than 10 GHz. A 3D …
This letter presents a reconfigurable antenna for mobile terminals with extended band coverage obtained by using a digitally tunable capacitor (DTC). The antenna structure is matched permanently over high frequency bands including DCS/PCS, UMTS, LTE …
Internet of thing will soon connect billion of objects together. Interference with existing standard in the ISM bands and outside is a hot issue to solve. Ultra-narrow band modulation has recently been proposed to decrease interference for low-data …
This paper addresses the design and measurement of an implantable RFID tag for small animal monitoring applications. In particular, the design of a miniature printed dipole antenna and its integration with a commercial RFID transceiver is discussed. …
The need in biological telemetry relevance has been growing steadily for many years. A localization system, working in the SRD (Short Range Devices) frequency band of 863870MHz dedicated to the laboratory mice, is presented in this paper. It is …
In this paper, an approach for the design of antennas suitable for vehicular applications is presented. The resulting solutions are light, low-profile and they exhibit good impedance match and omnidirectional radiation pattern over the band of …
This paper presents a compact low-profile surface wave antenna for UMTS applications. It shows good impedance match and dipole-like omnidirectional radiation pattern over the band of interest. Numerical and experimental results are reported to …