Results 91 to 100 of about 9,081 (117)

Optimizing time and space MIMO antenna system for frequency selective fading channels

, 2001
Smart or adaptive antennas promise to provide significant increases in system capacity and performance in wireless communication systems. In this paper, we investigate the use of adaptive antennas at the base and mobile stations, operating jointly, to ...
Letaief, KB, Murch, RD, Wong, KK
core  

High-throughput SatCom-on-the-move antennas: Technical overview and state-of-the-art

Digital Communications and Networks
With the rapid development of satellite communications, satellite antennas attract growing interest, especially the high-throughput SatCom-on-the-move antenna for providing high-speed connectivity in a mobile environment.
Yuanzhi He, Fan Yang, Guodong Han, Yuanyuan Li   +3 more
doaj   +1 more source

Adaptive Antenna Assisted Network Performance of FDD-mode UMTS

, 2001
The performance of the Frequency Division Duplex (FDD) mode of the Code Division Multiple Access (CDMA) based Universal Mobile Telecommunication System (UMTS) is investigated.
Blogh, J.S., Hanzo, L.
core  

Adaptive Beamforming and Adaptive Modulation-Assisted Network Performance of Multiuser Detection-Aided FDD and TDD CDMA Systems

, 2007
The network performance of a frequency division duplex and time division duplex (TDD) code division multiple access (CDMA)-based system is investigated using system parameters similar to those of the Universal Mobile Telecommunication System.
Blogh, J.S., Ni, S., Hanzo, L.
core  

European technological advances in smart antennas

, 2000
The European Commission, through RACE, ACTS and now the IST programmes, has funded numerous consortium based research projects addressing capacity enhancement by means of Smart or Adaptive Antenna Technology.
Nix, AR, Darwood, PB, Tsoulos, G, Howard, P, Hafezi, P, Simmonds, CM, McGeehan, JP, Sun, Y, Tsoulos, GV, Beach, MA   +9 more
core  

Base station antennas for mobile communications

, 2007
This course gives the participants a general overview of the application, implementation and design of current and future base station antennas for mobile communications.
Beckman, Claes,, Lindmark, Björn
core   +1 more source

Multiband Hybrid Loop/Monopole Slot/Planar Monopole Antenna for Mobile Phone Application

International Journal of Information and Communication Technology Research, 2010
In this paper, a novel planar hybrid multiband antenna formed by a loop-type antenna, a monopole slot antenna, and a coupled planar monopole antenna for the mobile phone is proposed.
Morteza Rezaee, Javad Nourinia, Changiz Ghobadi   +2 more
doaj  

Downlink MBER transmit beamforming design based on uplink MBER receive beamforming for rank-deficient TDD-SDMA systems

, 2010
The downlink minimum bit error rate (MBER) transmit beamforming is directly designed based on the uplink MBER receive beamforming solution for time division duplex (TDD) space-division multiple-access (SDMA) induced multiple-input multiple-output (MIMO ...
Yang, Lie-Liang, Chen, Sheng
core  

Efficient Intercarrier Interference Mitigation for Pilot-Aided Channel Estimation in OFDM Mobile Systems

, 2011
Motivated by the possibility of decreasing the intersymbol interference (ISI) which is due to large delays of a multipath mobile radio channel, orthogonal frequency division multiplexing (OFDM) became very popular. However, the timevariance of the mobile
Groh, Ingmar, Dammann, Armin
core  

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Efficient wide-band evaluation of mobile communications antennas using [Z] or [Y] matrix interpolation with the method of moments

IEEE Transactions on Antennas and Propagation, 1999
K L Vîrgă, Yahya Rahmat-Samii
exaly