[PDF] Top 20 A Compact Circularly Polarized Microstrip Ring Antenna Using a Slotted Ground for GNSS Applications

... square ring strip, wherein an inverted L-shaped strip and a small rectangular patch are embedded on its upper left corner and lower right corner for improving circular polarization ...proposed antenna, ... See full document

... space wavelength at 1.4 GHz. The printed dipoles are etched on the bottom layer of the FR4 substrate with a thickness of 1 mm and a relative permittivity of 4.4. Two coaxial cables are used to feed the dipoles. One arm ... See full document

... broadband, circularly polarized, stacked, ring-slotted microstrip patch antenna is designed for universal ultra-high-frequency (UHF) radio frequency identification (RFID) reader ... See full document

... Conformal microstrip antennas have been extensively studied and employed in a variety of communication systems [1-2]. Despite the inherent disadvantages of low bandwidth, medium or low gain, the conformability of ... See full document

... days, Compact circularly polarized microstrip antenna antenna plays an important role in satellite communication and airborne communication due to its small size, light weight, ... See full document

... quality circularly polarized ...stacked, slotted circularly polarized microstrip antenna in which circular polarization is achieved with using two circular slots ... See full document

... a compact monopole antenna with broadband circular ...and compact size, an improved ground plane is introduced and a simple tilted radiating patch is ...proposed antenna is fabricated ... See full document

... Circularly polarized microstrip patch antennas are highly popular in a vast number of applications such as Satellite Communications Systems, Global Positioning System (GPS), and Radio ... See full document

... patch antenna with single feed usually has the advantage of miniaturization because of its simple structure, whereas exhibits narrow bandwidth performance ...many applications like portable global ... See full document

... –fed circularly polarized slotted patch antenna had been proposed for RFID handheld reader ...for ground plane and height of air substrate is selected as ... See full document

... Circularly polarized printed slot antennas are widely used in satellite communication and recent wireless communication application due to their advantages such as large impedance bandwidth, low profiles ... See full document

... the antenna is achieved by use of two resonances: a patch resonance and a backfire resonance, it has maximum gain ...conventional microstrip antenna. the CP antenna provides good and stable ... See full document

... Next, we proceed with the branch-line hybrid design. Some literatures had reported the uses for the inner space of the ARMSA. In [5] the meandered impedance transformer lines are a good choice to adopt, but the impedance ... See full document

... for compact antennas and which is been operated more than one ...an antenna with a low profile, minor size, and a light weight is required in wireless communications ...patch antenna is a narrow ... See full document

... use microstrip line as impedance transformer to realize matching with the characteristic impedance of 50 ...the ring is another method to be involved [9], but the patch mainly works at linear polarization, ... See full document

... fabricating antenna, the simulated result has higher Q-factor considering the measured ...designed antenna provides a very high gain, more than ...simulated antenna efficiency of the designed ... See full document

... Aadesh Kumar Arya received his B. E degree in Electrical and Electronics Engineering from Dr. B. R. Ambedkar University, Agra and M.Tech degree in Communication Engineering from Shobhit University, Meerut in 2003 and ... See full document

... Rectangular Microstrip line feed patch Antenna is designed for various wireless ...The Antenna is fed by coaxial probe feeding ...patch antenna is Designed and Simulated on IE3D simulation ... See full document

... a compact wideband planar quad-element multiple input, multiple output (MIMO) antenna, which can cover a wide bandwidth ranging from ...between antenna elements within an extremely closed space, with ... See full document

... the antenna is shown in Fig. 2. Circularly polarized wave is obtained by two pairs of dipoles which are excited by sources with equal power and phase difference of 90 ◦ ...the antenna is ... See full document