نتایج جستجو برای: handset antenna

تعداد نتایج: 45740  

2014
Pradutt Kumar Bharti Gaurav Kumar Pandey Hari Shankar Singh Manoj Kumar Meshram

A planar compact multiband monopole antenna is presented for ultra-slim mobile handset applications. The proposed antenna operates over 0.885GHz–0.962 GHz and 1.69GHz–3.8 GHz frequency bands with −6 dB impedance bandwidth that covers GSM900, GSM1800, GSM1900, UMTS, IMT2100, WLAN, WiMAX along with most of the higher LTE bands of modern mobile phone applications. The radiation characteristics of ...

Journal: :The Journal of Korean Institute of Electromagnetic Engineering and Science 2007

Journal: :EURASIP J. Adv. Sig. Proc. 2004
W. A. Th. Kotterman Gert Frølund Pedersen Kim Olesen

Experimental data are presented on the viability of multiple antennas on small mobile handsets, based on extensive measurement campaigns at 2.14GHz with multiple base stations, indoors, from outdoor to indoor, and outdoors. The results show medium to low correlation values between antenna branch signals despite small antenna separations down to 0.16λ. Amplitude distributions are mainly Rayleigh...

Journal: :Jurnal elektrika 2022

In this paper, a planar antenna for Long Term Evolution (LTE) bands and Wireless Local Area Network (WLAN) is proposed. The based on coupled-fed monopole with distributed inductor direct-fed monopole. These three components form two of operations namely low operating band from 0.59 to 0.635 GHz high 1.67 2.80 GHz. satisfy the WMTS 610, UMTS 1700, GSM 1800, LTE 1900, 2100, WLAN 2400, 2600 3600 a...

Journal: :International Journal of Advanced Research in Electrical, Electronics and Instrumentation Engineering 2016

2001
Pertti Vainikainen Jani Ollikainen Outi Kivekäs Ilkka Kelander

In this paper, the performance of the mobile phone handset antenna–chassis combination is analyzed based on an approximate decomposition of the waves on the structure into two resonant wavemodes: the antenna-element wavemode and the chassis wavemode. A double resonator equivalent circuit model is presented and used to estimate the impedance bandwidth and the respective distribution of radiation...

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