Results 111 to 120 of about 535,313 (240)

PIFA Antenna design for GSM band

open access: yes, 2011
The main topic of this diploma thesis is a design of the PIFA antenna working in GSM bands. In the beginning there is a brief analysis of planar antennas. The thesis describes PIFA antenna and the techniques for minimization of dimensions of the antenna.
Kollár, Marcel
core  

A compact dual band PIFA antenna for GPS and ISM BAND applications

open access: yes, 2019
This work deals with desgin of  a novel  compact  Dual band PIFA Antenna structure. The proposed antenna is validated for GPS and WIFI applications. The antenna is achieved on a lossy FR4 substrate. The final size of the antenna is 100×55×13.235 mm3. The
Errkik, A.   +4 more
core   +1 more source

Design and Simulation of Dual Band Planar Inverted F Antenna (PIFA) For Mobile Handset Applications

open access: yes, 2018
In this paper dual band Planar Inverted F Antenna (PIFA) is presented for mobile handset applications at dual frequencies. PIFA is a flat structure, simple and easy to fabricate.
Ricard ofernandez (5164094)
core   +1 more source

Miniaturized On-Ground 2.4 GHz IoT LTCC Chip Antenna and Its Positioning on a Ground Plane. [PDF]

open access: yesSensors (Basel), 2023
Molins-Benlliure J   +3 more
europepmc   +1 more source

A 2-Bit RF-MEMS Tunable PIFA Antenna

open access: yes, 2014
International audienceThis paper presents the simulations, fabrication and measurement of a tunable planar inverted-F antenna (PIFA). The antenna is made with three patches, connected and disconnected with RF-MEMS switches.
Mbirik, Ayoub   +5 more
core  

Modified small PIFA frequency tunable antenna

open access: yes, 2013
NoThis paper presents a physically compact, frequency tunable antenna design for use in mobile terminals. The full operating bandwidth is between 1750 MHz and 2400 MHz with good impedance match in the entire tuning range to meet the coverage requirements
Rodriguez, Jonathan   +4 more
core  

Wide Band RFID Tag Antenna with a Double PIFA Structure

open access: yes, 2009
본 발명은 Double-PIFA 구조의 광대역 RFID 태그 안테나에 관한 것으로서, 단부가 단락되도록 꺾인 전송선로로 근접 결합 급전 구조를 이용하여 급전부를 형성시킴으로써, 임피던스의 정합이 용이하고, Double-PIFA(Planar Inverted-F Antenna)구조의 방사부는 1/8 파장의 크기로 금속위에 방사 패치층이 형성됨으로써 금속부착이 가능하고 소형화가 가능한 구조이며, 입력 리액턴스 특성은 급전부의 길이 또는 주 급전부와 부 ...
명로훈   +4 more
core  

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