A patch antenna with a varactor-loaded slot for reconfigurable dual-band operation
A new design approach for a microstrip patch antenna to achieve reconfigurable dual-band
operation with tunable frequency ratio is introduced. The approach uses a lumped capacitor …
operation with tunable frequency ratio is introduced. The approach uses a lumped capacitor …
A compact CPW-fed slotted patch antenna for dual-band operation
WC Liu, CM Wu, NC Chu - IEEE Antennas and Wireless …, 2010 - ieeexplore.ieee.org
A compact coplanar waveguide (CPW)-fed patch antenna designed by simply embedding
two types of shaped slots into a rectangular patch for achieving dual-band operation is …
two types of shaped slots into a rectangular patch for achieving dual-band operation is …
Analysis and design of a differentially-fed frequency agile microstrip patch antenna
The design of a frequency agile microstrip patch antenna is described that is readily
interfaced with differential RF transceivers. By integrating three pairs of varactor diodes with …
interfaced with differential RF transceivers. By integrating three pairs of varactor diodes with …
A simple PIFA-based tunable internal antenna for personal communication handsets
A simple planar inverted F antenna (PIFA)-based tunable internal antenna is proposed for
personal communication handset applications. The antenna can covers following frequency …
personal communication handset applications. The antenna can covers following frequency …
Parasitically loaded CPW-fed monopole antenna for broadband operation
WC Liu, CM Wu, YJ Tseng - IEEE Transactions on Antennas …, 2011 - ieeexplore.ieee.org
The performance of a low-profile coplanar waveguide (CPW)-fed monopole antenna
comprising of a straight strip, a parasitic circular-hat patch, and a slotted CPW ground for …
comprising of a straight strip, a parasitic circular-hat patch, and a slotted CPW ground for …
Triple-frequency meandered monopole antenna with shorted parasitic strips for wireless application
WC Liu, M Ghavami, WC Chung - IET microwaves, antennas & propagation, 2009 - IET
The performance of a triple-frequency meandered-strip monopole antenna for wireless
application is presented. The proposed antenna comprises of a microstrip-fed monopole …
application is presented. The proposed antenna comprises of a microstrip-fed monopole …
Characterization and performance evaluation of PIN diodes and scope of flexible polymer composites for wearable electronics
Different semiconductor materials have been used for the fabrication of PIN diodes such as
Si, Ge, GaAs, SiC‐3C, SiC‐4H, and InAs. These different semiconductor materials show …
Si, Ge, GaAs, SiC‐3C, SiC‐4H, and InAs. These different semiconductor materials show …
Tunable dual-band antennas for 0.7–1.1-GHz and 1.7–2.3-GHz carrier aggregation systems
B Avser, GM Rebeiz - IEEE Transactions on Antennas and …, 2015 - ieeexplore.ieee.org
Single-and dual-feed, dual-frequency, low-profile antennas with independent tuning using
varactor diodes have been demonstrated. The dual-feed planar inverted F-antenna (PIFA) …
varactor diodes have been demonstrated. The dual-feed planar inverted F-antenna (PIFA) …
A tunable decoupling and matching concept for compact mobile terminal antennas
Y Chen, D Manteuffel - IEEE Transactions on Antennas and …, 2017 - ieeexplore.ieee.org
This paper presents a tunable decoupling and matching concept for compact multielement
mobile terminal antennas. Instead of optimizing the antenna structure itself to achieve this …
mobile terminal antennas. Instead of optimizing the antenna structure itself to achieve this …
Tunable multiband handset antenna operating at VHF and UHF bands
L Liu, J Rigelsford, R Langley - IEEE Transactions on Antennas …, 2013 - ieeexplore.ieee.org
A compact multiband tunable PIFA system using a varactor as an active tuning component is
presented covering 88-2175 MHz. The antenna was designed to cover the mobile telephone …
presented covering 88-2175 MHz. The antenna was designed to cover the mobile telephone …