[PDF] Top 20 Design of defected ground structure (DGS) for mutual coupling reduction of microstrip antenna array

... to design antennas with very directive characteristics (high gains) to meet the demands of long distance communication that may not be achievable by a single element ...element antenna not ...in ... See full document

... low mutual coupling design for two and four elements microstrip antenna array were ...the ground plane of the antenna is inserted between the patches creating a ... See full document

... two-element microstrip antenna array with suppressed MC at two different frequency bands is ...designed structure as simple as possible while having a high amount of MC ...novel ... See full document

... shape defected ground structure (DGS) implemented on two element triangular patch microstrip antenna ...the antenna is characterized by varying the geometry and dimension ... See full document

... used DGS for filter design, couplers, dividers, and microstrip ...for antenna application, DGS is mainly applied to the feeding ...suppress mutual coupling between arrays, ... See full document

... The structure used for ground is defected ground ...proposed antenna is to implement DGS structure to enhance the bandwidth of the designed ...antenna. ... See full document

... interdigital DGS which provides a higher capacitive coupling value has advantages in designing band-stop filters ...to design microstrip low-pass filters with extended stopband ...a DGS, ... See full document

... whereas DGS do not require large area for implementation of regular ...2) DGS can be implemented easily and can be extended easily for large scale manufacturing without any difficulty in practical ...the ... See full document

... Mainly DGS is a periodic or non-periodic cascaded defect configuration etched in the ground plane of a planar transmission ...circuit design [8]. In particular, DGS is employed to design ... See full document

... the mutual coupling between adjacent elements in an array antenna including the use of cavity backed [2], substrate removal [3], defected ground structures (DGS) [4], ... See full document

... Defected ground structures (DGSs) are implemented by etching slots of different shapes in the ground plane, which exhibit miniature size compared to ...the mutual coupling between ... See full document

... size reduction and provides wide bandwidth at the fundamental operating ...offers ground at the same layer. Antenna is designed for ...This design emphasizes on introduction of DGS. ... See full document

... of DGS slot have been studied in planar microsrip antenna designs [19-21], which provides many good performances such as size reduction (resonant frequency lower), impedance bandwidth enhancement ... See full document

... gap structure between elements in the array or in our case using DGS technique which are widely used in microwave circuit and antenna ...used DGS for filter design, couplers, ... See full document

... level mutual coupling isolation at a price of more complex design is the use of ...[7], mutual coupling and gain of the antenna are reduced by around 20 dB and ...gain- ... See full document

... the microstrip antennas in a MIMO wireless communication system are shown in ...polarized microstrip antennas are placed along the x-axis. Both the antenna elements have the same resonant band with ... See full document

... band antenna is proposed. The measured result of the fabricated antenna show stable radiation pattern over the entire ...this antenna is that the band which is obtained is very ...the antenna ... See full document

... of DGS can be classified under two categories depending on their configurations: (1) Single unit cell DGS; and (2) Uniform or non-uniform periodic arrangement of unit ...the structure as per the ... See full document

... dense antenna configuration necessary in SAR and MIMO communication ...of mutual coupling suppression where decoupling slab is located between the radiating antennas the proposed technique is simpler ... See full document

... are microstrip line feed, coaxial probe, aperture coupling and proximity ...proposed antenna a microstrip line feed of copper material is ... See full document