array antenna adaptive
Sort by: Relevance | Date
Adaptive Array Antenna for W-CDMA Systems
White Paper The adaptive array antenna (AAA) is one of the advanced techniques that will be implemented in the IMT-2000 mobile telecommunications systems to achieve a high system capacity. Fujitsu developed three functions for the AAA: a digital beam former... [03 Jul 2008]
Experiments on Coherent Adaptive Antenna Array Diversity for Wideband DS-CDMA Mobile Radio
White Paper In Wideband direct sequence Code Division Multiple Access (W-CDMA), employing an adaptive antenna array is a very promising technique to reduce severe Multiple Access Interference (MAI) from high rate users. [03 Jul 2008]
Optimum Beamforming for Pre-FFT OFDM Adaptive Antenna Array
White Paper This paper proposes a novel pre-Fast Fourier Transform (FFT) OFDM adaptive antenna array, which requires only one FFT processor at a receiver, for suppressing such delayed signals. It is well known that Orthogonal Frequency-Division Multiplexing... [11 Apr 2007]
Two-Dimensional RLS OFDM Adaptive Array Antenna Using Signals of Adjacent Subcarriers
White Paper Post-FFT type orthogonal frequency division multiplexing (OFDM) adaptive array antenna can reduce the co-channel interference with a few antenna elements under multi-path fading environment. However, the Post-FFT type OFDM adaptive array antenna... [21 Oct 2004]
Sub-Carrier Based Weight Technique for OFDM Systems
White Paper This paper presents a new method to extend adaptive antenna array techniques to mitigate strong co-channel interference in an orthogonal frequency division multiplexing system. The proposed algorithm uses optimal weights determined from classical... [03 Jul 2008]
A Compact Digital Beamforming SMILE Array for Mobile Communications
White Paper A compact Spatial Multiplexing of Local Elements (SMILE) scheme smart antenna array with adaptive beamforming is presented. Low-noise amplifiers are implemented as switching elements to maintain a low system noise figure and allow fast switching. [03 Jul 2008]
Weight Tracking Method for OFDM Adaptive Array in Time Variant Fading Channel
White Paper In Orthogonal Frequency Division Multiplexing (OFDM) system, in order to reduce the influence of Co-Channel Interference (CCI), Minimum Mean Square Error-Adaptive Array Antenna (MMSE-AAA) is attractive. [11 Apr 2007]
Virtual Subcarrier Assignment (VISA) for Spatial Filtering of OFDM Signals
This paper proposes a novel spatial filtering technique named "Virtual Subcarrier Assignment (VISA)" for OFDM signals, which colours OFDM signals with different virtual subcarrier positions in the spectrum to enable adaptive array antenna at the... [30 Mar 2005]
The Impact of Antenna-Array Receivers on the Reverse Link Performance of CDMA2000 1xEV High Rate Packet Data Systems
White Paper This paper explores the possibility of improving the reverse link performance (in terms of coverage and data throughput) of IS-856 using adaptive antenna array receivers. Specifically, it considers the effect of array size, configuration and... [03 Jul 2008]
The Impact of Antenna-Array Receivers on the Reverse Link Performance of CDMA2000 1xEV High Rate Packet Data System
White Paper This paper explores the possibility of improving the reverse link performance (in terms of coverage and data throughput) of IS-856 using adaptive antenna array receivers. Specifically, it considers the effect of array size, configuration and... [03 Jul 2008]
The Impact of Antenna-Array Receivers on the Reverse Link Performance of CDMA2000 1xEV High Rate Packet Data System
This paper explores the possibility of improving the reverse link performance (in terms of coverage and data throughput) of IS-856 using adaptive antenna array receivers. Specifically, it considers the effect of array size, configuration and... [18 Jan 2006]
Tone Based MAC Protocol for Use With Adaptive Array Antennas
White Paper The protocol relies on the ability of the antenna and Angle of Arrival (AoA) algorithms to identify the direction of transmitters and then beamform appropriately to maximize SINR (Signal to Interference and Noise Ratio) at the receiver. [20 Oct 2005]
Adaptive Minimum Bit Error Rate Beamforming Assisted Receiver for QPSK Wireless Communication
White Paper It is demonstrated that the proposed Minimum Bit Error Rate (MBER) approach utilizes the system resource (antenna array elements) more intelligently, than the standard minimum mean square error (MMSE) approach. [21 Feb 2006]
Adaptive Antenna Arrays for CCI/ISI Reduction in Broadband F/TDMA Cellular Networks
White Paper Here, antenna arrays applied to uplink reception in a broadband F/TDMA cellular system are investigated. Adaptive array antennas are very effective in mitigating the effects of Co-Channel Interference (CCI) and multipath propagation in wireless... [17 May 2006]
Keep updated for stories matching array antenna adaptive via RSS
