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Mimo Communications and Signal Processing

  1. In the downlink of a multiuser multiple-input multiple-output (MIMO) communication system, simultaneous transmission to several users requires joint optimization of the transmitted signals. Allowing all users ...

    Authors: Quentin H Spencer and A Lee Swindlehurst
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:960305
  2. This paper describes a multiuser scenario with several terminals acceding simultaneously to the same frequency channel. The objective is to design an optimal multiuser system that may be used as a comparative ...

    Authors: Antonio Pascual-Iserte, Ana I Pérez-Neira and MiguelÁngel Lagunas
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:864936
  3. We study the uplink performance of MIMO systems in UTRA FDD using noise rise and system load as performance measures. Results show that the uplink coverage and capacity of the UTRA FDD mode are significantly i...

    Authors: Jyri Hämäläinen, Kari Pajukoski, Esa Tiirola, Risto Wichman and Juha Ylitalo
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:756193
  4. Authors: A Lee Swindlehurst, Robert FH Fischer and Brian M Sadler
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:692303
  5. The capacity of a cellular multiuser MIMO system depends on various parameters, for example, the system structure, the transmit and receive strategies, the channel state information at the transmitter and the ...

    Authors: EA Jorswieck and H Boche
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:670321
  6. A serious shortcoming of current downlink power control methods is that their performance may be severely degraded when the downlink channel information is known imprecisely at the transmitter. In this paper, ...

    Authors: Mehrzad Biguesh, Shahram Shahbazpanahi and Alex B Gershman
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:624029
  7. In contrast to dirty-paper coding (DPC) which is largely information theoretic, this paper proposes a linear codec that can spatially multiplex the multiuser signals to realize the rich capacity of multiple-input...

    Authors: Zhengang Pan, Kai-Kit Wong and Tung-Sang Ng
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:612768
  8. A new blind channel estimation technique is proposed for space-time coded wideband CDMA systems using aperiodic and possibly multirate spreading codes. Using a decorrelating front end, the received signal is p...

    Authors: Youngchul Sung, Lang Tong and Ananthram Swami
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:471650
  9. We investigate the problem of scheduling for the uplink of a time-slotted multiuser multiple-input multiple-output (MIMO) system with sum capacity as the performance metric. We first consider scheduling users'...

    Authors: Semih Serbetli and Aylin Yener
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:296954
  10. We present a codeword adaptation algorithm for collaborative multibase wireless systems. The system is modeled with multiple inputs and multiple outputs (MIMO) in which information is transmitted using multico...

    Authors: Otilia Popescu and Christopher Rose
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:238617
  11. Recently, the remarkable capacity potential of multiple-input multiple-output (MIMO) wireless communication systems was unveiled. The predicted enormous capacity gain of MIMO is nonetheless significantly limit...

    Authors: Hongyuan Zhang and Huaiyu Dai
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:202654
  12. Iterative multiuser detection in a single-carrier broadband multiple-input multiple-output (MIMO) system is studied in this paper. A minimum mean squared error (MMSE) low-complexity multiuser receiver is deriv...

    Authors: Nenad Veselinovic, Tad Matsumoto and Markku Juntti
    Citation: EURASIP Journal on Wireless Communications and Networking 2004 2004:152856
  13. In the downlink of DS-CDMA, frequency-selectivity destroys the orthogonality of the user signals and introduces multiuser interference (MUI). Space-time chip equalization is an efficient tool to restore the or...

    Authors: Geert Leus, Frederik Petré and Marc Moonen
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:969286
  14. The impact of interference on multiple-input multiple-output (MIMO) systems has recently attracted interest. Most studies of channel estimation and data detection for MIMO systems consider spatially and tempor...

    Authors: Yi Song and Steven D. Blostein
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:871924
  15. This paper presents a novel channel estimation technique for space-time coded (STC) systems. It is based on applying the maximum likelihood (ML) principle not only over a known pilot sequence but also over the...

    Authors: Miguel González-López, Joaquín Míguez and Luis Castedo
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:843618
  16. This paper presents an extension of the vertical Bell Laboratories Layered Space-Time (V-BLAST) architecture in which the closed-loop multiple-input multiple-output (MIMO) capacity can be approached with conve...

    Authors: Seong Taek Chung, Angel Lozano, Howard C Huang, Arak Sutivong and John M Cioffi
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:816702
  17. We proposed recently a new technique for multiuser detection in CDMA networks, denoted by interference subspace rejection (ISR), and evaluated its performance on the uplink. This paper extends its application ...

    Authors: Henrik Hansen, Sofiène Affes and Paul Mermelstein
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:803017
  18. Multiple-input and multiple-output (MIMO) systems formed by multiple transmit and receive antennas can improve performance and increase capacity of wireless communication systems. Diagonal Bell Laboratories La...

    Authors: Jianxuan Du and Ye (Geoffrey) Li
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:789540
  19. We present a network framework for evaluating the theoretical performance limits of wireless data communication. We address the problem of providing the best possible service to new users joining the system wi...

    Authors: Syed A. Jafar, Gerard J. Foschini and Andrea J. Goldsmith
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:691857
  20. The problem of blind multiuser detection for an asynchronous multicarrier DS-CDMA system employing multiple transmit and receive antennae over a Rayleigh fading channel is considered in this paper. The solutio...

    Authors: Stefano Buzzi, Emanuele Grossi and Marco Lops
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:680815
  21. Authors: Sergio Barbarossa, Constantinos Papadias, H. Vincent Poor and Xiaowen Wang
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:601963
  22. We propose a new automatic repeat request (ARQ) scheme for MIMO systems with multiple transmit and receive antennas. The substreams emitted from various transmit antennas encounter distinct propagation channel...

    Authors: Haitao Zheng, Angel Lozano and Mohamed Haleem
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:479713
  23. With sophisticated signal and information processing algorithms, air interfaces with space-time (ST) coding and multiple reception antennas substantially improve the reliability of wireless links. This paper p...

    Authors: Zhan Zhang and Jacek Ilow
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:403526
  24. Enhanced genetic algorithms (GA) applied in space-time block coded (STBC) multiuser detection (MUD) systems in Rayleigh flat-fading channels are reported in this paper. Firstly, an improved objective function,...

    Authors: Yinggang Du and Kam Tai Chan
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:372067
  25. Traditional joint power control and beamforming achieve the targeted signal-to-interference-noise ratio (SINR) at the receivers by assuming the knowledge of the measurements of channel parameters and SINR. Bli...

    Authors: Zhu Han, Farrokh R. Farrokhi and K. J. Ray Liu
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:329696
  26. Orthogonal frequency division multiplexing (OFDM) has been selected as the basis for the new IEEE 802.11a standard for high-speed wireless local area networks (WLANs). We consider doubling the transmission dat...

    Authors: Jianhua Liu and Jian Li
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:101842