multiple-antenna transmission diversity
Wireless-powered Cooperative Spectrum Sharing Networks with Full-duplex and NOMA Transmissions
... non-orthogonal multiple access (NOMA) cooperative spectrum sharing network, where a multi-antenna secondary transmitter assists transmission of a primary transmitter-receiver pair, and at the same ...
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Two Element Band-Notched UWB MIMO Antenna with High and Uniform Isolation
... systems, Multiple-Input Multiple-Output (MIMO) technology offers the utility of multiple antennas at input and output terminals of wireless ...require multiple transmitter and receiver antennas ...
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Compact UWB MIMO Antenna with ACS-Fed Structure
... using multiple-input multiple-output (MIMO) technology which is one of the effective ways to reduce multipath phenomenon in complex environment and increase range or capacity of the channel ...pattern ...
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A Compact MIMO/Diversity Antenna with WLAN Band-Notch Characteristics for Portable UWB Applications
... data transmission capacity, very low power, and compact ...Thus, multiple-input- multiple-output (MIMO) technology can be used to improve diversity gain and multipath fading [2, ...among ...
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Performance Evaluation Of Image Transmission Over WiMAX With MIMO Antenna Diversity Scheme
... image transmission over wireless communication channel is already explored by many ...device. Multiple antenna can be used in order to obtain a multiplexing gain, a diversity gain, or an ...
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A Multiple Antenna System for ISM Band Transmission
... Delay diversity means transmitting the same OFDM symbol in time domain, including the CP, with a certain delay for each ...delay diversity (CDD), for example, known from [16, ...delay diversity, ...
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A Quad-Element Frequency-Agile Pattern and Polarization Diverse Antenna Array for MIMO Applications
... MIMO antenna with frequency agile characteristics is suitable candidature for time varying multipath ...MIMO antenna enhances data transmission rate and coverage ...of antenna components. The ...
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Exploitation of diversity gain in multiple input multiple output antenna for wireless communication channel
... high transmission capacity has to be satisfied by a better use of existing frequency bands This can be done by increasing the link ...using multiple antennas at transmitter and or receiver ...inut ...
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Performance Evaluation of MIMO system over AWGN and Rayleigh Fading with Maximal Ratio Receiver Combining Diversity Scheme
... the transmission theme to an arbitrary number of transmit antennas, which can achieve the full diversity promised by the transmit and receive antennas [6], ...of diversity. Thirdly, more than one ...
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Performance analysis of joint relay selection and transmission schemes in multiple antenna two way relay systems
... a multiple-antenna two- way relay system consisting of two sources of multiple antennas and multiple relays of single antenna is consid- ...A transmission scheme that combines ...
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DESIGN OF MICROSTRIP-FED UWB-MIMO DIVERSITY ANTENNA USING ORTHOGONALITY IN POLARIZATION
... of multiple antennas helps us to improve the range and capacity of a system, which leads Multi-input Multi-output (MIMO) ...spacing, antenna geometry and number of antenna ...the antenna size ...
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A 2×2 Dual-Band MIMO Antenna with Polarization Diversity for Wireless Applications
... MIMO antenna is proposed with polarization diversity technique for present wireless ...The diversity performances in terms of peak gain, ECC, and MEG have also been ...
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Cross Polarized 2×2 UWB-MIMO Antenna System for 5G Wireless Applications
... presented antenna design results from evolution of different geometries as shown in Figure ...2, Antenna i shows a step feed line which feeds a rectangular radiating element on one side of antenna ...
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A PRINTED MIMO/DIVERSITY MONOPOLE ANTENNA FOR UWB APPLICATIONS
... printed diversity monopole antenna for the UWB applications. The diversity antenna comprises of two CPW feed symmetric semicircular discs placed orthogonally to each other and sharing a common ...
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UWB Antennas with Multiple Notched-Band Function
... antenna work well within the band (3.1–11.2) GHz. It can be noticed that the center frequency of the band reject filters has a mall frequency shift to higher frequencies. The frequency shift of the rejected band ...
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Four Element MIMO DRA with High Isolation for WLAN Applications
... the radiators are placed in an offset position that improves the isolation by another 6 dB leading to an overall isolation enhancement of around 11 dB without degrading the radiation performance. Moreover, ECC, DG, and ...
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Wireless Power Transmission Using Microwaves
... rectifying antenna (rectenna), the name ‘rectenna’ and the rectenna was conceived by ...rectifying antenna, a special type of antenna that is used to directly convert microwave energy into DC ...of ...
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SERRATED EDGED MICROSTRIP PATCH ANTENNA USING N-SHAPED SLOT FOR WLAN/WiMAX/BLUETOOTH APPLICATIONS
... patch antenna is presented which can simultaneously be used for Wireless Local Area Network (WLAN) [16, 17], Worldwide Interoperability for Microwave Access (WiMAX) [18, 19] and Bluetooth applications [20, 21 ,22, ...
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MIMO Antenna for UWB Communications
... A Multiple-Input Multiple-Output (MIMO) antenna system can en- hance the overall antenna performance but at having to overcome new challenges such as reduc- ing the mutual coupling and the ...
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CPW-Fed Reconfigurable Clover-Shaped Antenna with Switchable Circular Polarization
... clover-shaped antenna with switchable polarization. The antenna is easy to ...the antenna acts as two orthogonal bow-tie patches. Therefore, the antenna can exhibit RHCP and LHCP ...The ...
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