Realtime multi-user multi-antenna downlink measurements

被引:0
|
作者
Wirth, T. [1 ]
Forck, A. [1 ]
Wahls, S. [1 ]
Gaebler, H. [1 ]
Jungnickel, V. [1 ]
Haustein, T. [2 ]
Eichinger, J. [2 ]
Monge, D. [2 ]
Schulz, E. [2 ]
Juchems, C. [3 ]
Luhn, F. [3 ]
Zavrtak, R. [3 ]
机构
[1] Heinrich Hertz Inst Nachrichtentech Berlin GmbH, Fraunhofer Inst F Telecommun, Einsteinufer 37, D-10587 Berlin, Germany
[2] Nokia Siemens Networks GmbH & CoKG, D-81617 Munich, Germany
[3] IAF GmbH, D-38104 Braunschweig, Germany
关键词
D O I
暂无
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
In this paper, we present real time broadband multi user multi antenna measurements in typical indoor and outdoor scenarios. For the first time, essential frequency selective functions of a new medium access control (MAC) layer, namely fair resource assignment to multiple users, spatial mode selection and adaptive modulation, have been implemented in real time on standard digital signal processing hardware. The new MAC layer is steered over wireless feedback and control channels in a closed loop manner. Our implementation uses parameters close to the forthcoming long term evolution (LTE) of the 3G air interface, thus illustrating the feasibility of the new functions in next generation cellular radio systems. The paper describes our real time implementation and reports several test results. Benefits of the frequency selective multi user MIMO MAC are validated in realistic mobile propagation environments.
引用
收藏
页码:1328 / +
页数:2
相关论文
共 50 条
  • [21] A subspace method for channel estimation of multi-user multi-antenna OFDM system
    Zeng, YH
    Ng, TS
    PROCEEDINGS OF THE 2003 IEEE INTERNATIONAL SYMPOSIUM ON CIRCUITS AND SYSTEMS, VOL III: GENERAL & NONLINEAR CIRCUITS AND SYSTEMS, 2003, : 52 - 55
  • [22] Downlink Multi-user MIMO Transmission for Reconfigurable Antenna Systems
    Bahceci, Israfil
    Hasan, Mehedi
    Cetiner, Bedri A.
    2017 IEEE WIRELESS COMMUNICATIONS AND NETWORKING CONFERENCE (WCNC), 2017,
  • [23] Limited Feedback for Multi-Antenna Multi-user Communications with Generalized Multi-Unitary Decomposition
    Chua, Wee Seng
    Yuen, Chau
    Guan, Yong Liang
    Chin, Francois
    2008 IEEE 19TH INTERNATIONAL SYMPOSIUM ON PERSONAL, INDOOR AND MOBILE RADIO COMMUNICATIONS, 2008, : 2593 - +
  • [24] Practical bit loading schemes for multi-antenna multi-user wireless OFDM systems
    Bartolomé, D
    Pérez-Neira, AI
    Ibars, C
    CONFERENCE RECORD OF THE THIRTY-EIGHTH ASILOMAR CONFERENCE ON SIGNALS, SYSTEMS & COMPUTERS, VOLS 1 AND 2, 2004, : 1030 - 1034
  • [25] EXIT Chart Evaluation of a Receiver Structure for Multi-User Multi-Antenna OFDM Systems
    Hammarberg, Peter
    Rusek, Fredrik
    Rossi, Pierluigi Salvo
    Edfors, Ove
    GLOBECOM 2009 - 2009 IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE, VOLS 1-8, 2009, : 2402 - 2407
  • [26] TRANSCEIVER OPTIMIZATION FOR MULTI-USER MULTI-ANTENNA TWO-WAY RELAY CHANNELS
    Sun, Can
    Yang, Chenyang
    Li, Yonghui
    Vucetic, Branka
    2011 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, 2011, : 3064 - 3067
  • [27] Transmission Strategies in Downlink of Multi-user Multi-cell Distributed Antenna Systems
    Beyene, Yihenew
    Iraji, Sassan
    Jantti, Riku
    Ruttik, Kalle
    PROCEEDINGS OF THE 2015 12TH IEEE AFRICON INTERNATIONAL CONFERENCE - GREEN INNOVATION FOR AFRICAN RENAISSANCE (AFRICON), 2015,
  • [28] An Adaptive Multi-User Multi-Antenna Receiver for Satellite-Based AIS Detection
    Picard, Mathieu
    Oularbi, Mohamed Rabie
    Flandin, Gregory
    Houcke, Sebastien
    2012 6TH ADVANCED SATELLITE MULTIMEDIA SYSTEMS CONFERENCE (ASMS) AND 12TH SIGNAL PROCESSING FOR SPACE COMMUNICATIONS WORKSHOP (SPSC), 2012, : 273 - 280
  • [29] A Limited-Feedback Scheduling and Beamforming Scheme for Multi-User Multi-Antenna Systems
    Khoshnevis, Behrouz
    Yu, Wei
    2011 IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE (GLOBECOM 2011), 2011,
  • [30] Distance-Weighted Throughput for Multi-Antenna Wireless Networks with Multi-User Links
    Peel, Christian B.
    Swindlehurst, A. Lee
    Dahlhaus, Dirk
    2006 IEEE 63RD VEHICULAR TECHNOLOGY CONFERENCE, VOLS 1-6, 2006, : 901 - +