[PDF] Top 20 Reconfigurable Microstrip Printed Patch Antenna for Future Cognitive Radio Applications

... Microstrip patch antenna can be implemented for both sensing and communication ...tunable printed antennas have been reported ...the patch, and varying its DC voltage over a certain ... See full document

... new radio systems, a cognitive radio is a radio that has the capability to sense, learn, and autonomously adapt to its ...system. Antenna hardware for cognitive radio ... See full document

... The designing of the proposed structure is divided into two steps. In the first step the circular micro strip patch antenna with circular ground plane is used. One half circle is inserted in ground & ... See full document

... An antenna that have the ability to modify its characteristics, such as operating frequency, polarization or radiation pattern is referred to as a reconfigurable ...antenna. Reconfigurable ... See full document

... radar applications. A multi- element miniature antenna was proposed in [4] which can operate at multiple frequency bands using MEMS ...switches. Reconfigurable patch antennas with switchable ... See full document

... smart antenna (SA) ...adaptive antenna differs from the basic format of ...the antenna and why it is highly preferred in its relative ...adaptive antenna are easily employable to ... See full document

... Reconfigurable microstrip antenna plays a wider role in wireless ...communication. Microstrip patch may have many ectangular, circular, spiral etc Rectangular spiral structure consist ... See full document

... wideband antenna design and evolve the traditional Euclidean log-periodic dipole array into the log-periodic Koch-dipole array (LPKDA) ...[4]. Antenna size is reduced while maintaining its overall ... See full document

... selectively reconfigurable antenna capable of switching between a wide operating band of frequency range ...the antenna current ...the antenna ground plane creates a high Q operating band ... See full document

... ABSTRACT: Cognitive radio is rapidly shaping the future of wireless ...on antenna design is very critical for the implementation of cognitive ...special antenna is required in ... See full document

... polarization reconfigurable antenna It is a suitable for mobile satellite communications and for wireless communications is ...A reconfigurable slot ring antenna is presented [4] which can ... See full document

... monopole antenna and a narrowband rectangular microstrip antenna one above the other with separate partial ground planes ...UWB antenna connected on one port behaves as a sensing ... See full document

... an antenna is modified to produce the reconfigurable ...of antenna can be used for various applications such as cognitive radio, satellite communication, MIMO and space ... See full document

... a radio system and the outside ...an antenna as a front component is required to have a wide band, good radiation performances and sometimes switchable ...hybrid antenna received much attention as it ... See full document

... Abstract: Cognitive radio is an apparent technology for coherent use of the radio spectrum where, the spectrum can be used by the unlicensed users without interference with the licensed ...users. ... See full document

... versatile antenna is proposed here. The proposed antenna can reconfigure its frequency, bandwidth, polarization state and radiation pattern and hence is versatile in its ...The antenna is integrated ... See full document

... A microstrip transmission line is associated with a split ring resonator (SRR). The incident magnetic field needs to be polarized in the axial direction of the resonator, in this way, the resonator must be etched ... See full document

... described antenna begins with the construction of patched microstrip ...of antenna with a slot placed at ground plane. The substrate of the antenna is designed with Taconic RF35 and has ... See full document

... An octagon star shaped circularly polarized patch antenna with conical radiation pattern is proposed in [10]. It contains a simple design & coaxial feed, making it easy to fabricate. A slight size ... See full document

... coupled antenna is achieved by controlling the switch at the slot on the ground ...the antenna where the size of the antenna is proportional to the operating ...quasi-Yagi microstrip ... See full document