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Multiantenna-Assisted Spectrum Sensing for Cognitive Radio
In this paper, we consider the problem of detecting a primary user in a cognitive radio network by employing multiple antennas at the cognitive receiver. In vehicular applications, cognitive radiosExpand
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Differential Modulation for Cooperative Wireless Systems
  • Q. Zhao, H. Li
  • Mathematics, Computer Science
  • IEEE Transactions on Signal Processing
  • 1 May 2007
This paper examines differential binary modulation for wireless networks that utilize wireless relays to seek cooperative diversity and improved performance. Two differential cooperative transmissionExpand
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Capon multiuser receiver for CDMA systems with space-time coding
We present in this paper a linear blind multiuser receiver, referred to as the Capon receiver, for code-division multiple-access (CDMA) systems utilizing multiple transmit antennas and space-timeExpand
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A new derivation of the APES filter
  • P. Stoica, H. Li, J. Li
  • Mathematics, Computer Science
  • IEEE Signal Processing Letters
  • 1 August 1999
We introduce a novel design criterion for data-dependent narrowband filters that are of interest in temporal or spatial spectral analysis applications. The solution to the design problem consideredExpand
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MIMO Radar Waveform Design With Constant Modulus and Similarity Constraints
We consider the problem of waveform design for Multiple-Input Multiple-Output (MIMO) radar in the presence of signal-dependent interference embedded in white Gaussian disturbance. We present twoExpand
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Integrated Cubic Phase Function for Linear FM Signal Analysis
In this paper, an integrated cubic phase function (ICPF) is introduced for the estimation and detection of linear frequency-modulated (LFM) signals. The ICPF extends the standard cubic phase functionExpand
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Performance of differential modulation with wireless relays in Rayleigh fading channels
  • Q. Zhao, H. Li
  • Computer Science
  • IEEE Communications Letters
  • 4 April 2005
We propose a new amplify-and-forward scheme amenable to differential modulation for cooperative systems with wireless relays. We derive closed-form expressions of the probability density functionExpand
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Efficient implementation of Capon and APES for spectral estimation
Both the Capon and APES estimators can be shown to belong to the class of matched-filterbank spectral estimators and can be used to obtain complex spectral estimates that have more narrow spectralExpand
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Low-Rank Tensor Decomposition-Aided Channel Estimation for Millimeter Wave MIMO-OFDM Systems
We consider the problem of downlink channel estimation for millimeter wave (mmWave) MIMO-OFDM systems, where both the base station (BS) and the mobile station (MS) employ large antenna arrays forExpand
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Computationally efficient parameter estimation for harmonic sinusoidal signals
A Markov-like weighted least squares (WLS) estimator is presented herein for harmonic sinusoidal parameter estimation. The estimator involves two distinct steps whereby it first obtains a set of inExpand
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