| J. Zander, "Performance of optimum transmitter power control in cellular radio systems", IEEE Trans. Vehic. Technol., vol. 41, pp. 57-62, Feb. 1992. |
....true for the emerging wireless data applications. Most radio resource management can be classified as either user centric or network centric. Usercentric RRMs attempt to maximize the interests of individual users, while network centric ones optimize network interests. Distributed power control [1, 2] and minimization of outage probability [3, 4] can be thought of as examples of user centric resource management. Maximization of objectives like the sum of network information capacity [5, 6] or the sum of throughputs [7] falls into the network centric category. User centric and network centric ....
J. Zander. Performance of optimum transmitter power control in cellular radio systems. IEEE Transactions on Vehicular Technology, 41(2):305--311, 1992.
.... addressed in a single cell setting [NA883] Mit93] in a multi cell setting, combined power control and base station assignment has also been studied [Han95] Yat95] Power control has been considered for TDMA or FDMA systems to reduce co channel interference [BE64] or inter cell interference [Zan92]. Finally, power control has also been addressed in the context of multi user receivers [TH99] VAT99] Again this work assumes that each user requires a constant transmission rate this is reflected in the fixed SIR requirement. For the models we consider, a user s rate and thus the required ....
J. Zander. Performance of optimum transmitter power control in cellular radio systems. IEEE Trans. on Veh. Tech., 41(1):57--62, Feb 1992.
.... ofN s but it does not reflect a key feature, which is the competition of BS s for allocating powers to their users: in reality the total power emitted by the BS should depend on the number of users, namely S k should be a function S k (N , N K ) In order to address this issue, Zander [3], 4] expresses the global power allocation problem by the multidimensional linear inequality ZS 1 C S (2.2) with unknown vector S of emitted powers; here one assumes the required signal to interference ratio C (or equivalently the required user bit rate) to be given and one assumes the ....
....solution to (2.2) the necessary and sufficient condition is that C 1 (# # 1) where # # is the Perron Frobenius eigenvalue of the (positive) matrix Z. In order to simplify the problem, all same cell channels are assumed to be completely orthogonal and the external noise is suppressed. In [3] the issue of decentralization for narrowband systems is also addressed. Foschini and Miljanic [5] and Hanly [6] introduced external noise to the model: Foschini considered a narrow band cellular network and Hanly a two cell spread spectrum network. On the basis of the previous works, in several ....
[Article contains additional citation context not shown here]
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Trans. Veh. Technol., vol. 41, pp. 57--62, 1992.
....by appropriate spacing between subcarrier frequencies. OFDM transmission reduces the effective symbol transmission rate and thus provides high immunity to inter symbol interference (ISI) The subcarrier spacing results in high spectral efficiency and high achievable data rates. The early work in [9] considered power control to provide the maximum common SINR for a set of cochannel transmitterreceiver pairs. In [10] joint power control and rate adaptation for channel capacity maximization is studied. Existing literature on CDMA with deterministic codes focuses on code design so as to ....
J. Zander, "Performance of optimum transmitter power control in cellular radio systems", IEEE Transactions Veh. Tech., vol.41, no.1, pp.57-62, Feb. 1992.
....is beneficial for moderate resource reuse patterns, it leads to an increase of cochannel interference in intense channel reuse environments and may impose further constraints on capacity. The problem of achieving an acceptable SINR for all users through power control has been solved by Zander in [7]. Distributed versions of this algorithm have been proposed in [8] 9] The employment of adaptive transmission techniques provides the potential to adjust parameters such as modulation level and symbol rate according to instantaneous quality of the channel, with the objective to maintain an ....
....if there exists a power vector P, such that the SINR constraints for all n users in the channel are satisfied. Condition (13) is written as P j P i Z ij ; 8j 2 U ; 14) where Z ij = G ij =G jj . In matrix form we have, P P Z ; 15) Z = Z ij and Z ij = Z ij : 16) In [7], the problem of deriving the maximum achievable SINR threshold fl for a cochannel set of users with one SINR threshold was studied. It was shown that, fl Gamma 1 ; 17) where is the largest real eigenvalue of matrix Z. The power vector P achieving this maximum SINR is the ....
[Article contains additional citation context not shown here]
J. Zander, "Performance of Optimum Transmitter Power Control in Cellular Radio Systems", IEEE Transactions on Vehicular Technology, vol.41, no.1, Feb. 1992.
....optimal power control, cellular radio systems, genetic algorithms, optimization, linear equation systems. I. INTRODUCTION Effectively centralized and distributed transmitter power controls in network levels are essential and important for high capacity cellular radio communication systems [3][4] In special, the power control (PC) should be one direct solution for the near far problem existing in a direct sequence code division multiple access (DSCDMA) system. In recent, many researchers have investigated a wide variety of power control algorithms from different viewpoints [1] 14] ....
J.Zander, "Performance of optimum transmitter power control in cellular radio systems", IEEE Transactions on Vehicular Technology, vol.41, pp.57-62, 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Trans. Veh. Technol., vol. 41, pp. 57--62, Feb. 1992.
....capacity. A user perceives a good link quality when the carrier to interference noise ratio (CIR) is larger than a required protection ratio # 0 . Power control is an e#ective method to reduce co channel interference in order to achieve a high system capacity as well as a high link quality [2] [3]. We apply centralized power control which results in the transmitted power levels that maximize the minimum CIR in the system, but requires that all link gains in the system are known [3] 4] The power di#erences between the received co channel signals of a cell, required for a proper operation ....
.... reduce co channel interference in order to achieve a high system capacity as well as a high link quality [2] 3] We apply centralized power control which results in the transmitted power levels that maximize the minimum CIR in the system, but requires that all link gains in the system are known [3], 4] The power di#erences between the received co channel signals of a cell, required for a proper operation of the MUD, compensate for the mutual interference these signals cause to each other. It is shown that the centralized power control for multiple users per channel can be limited to ....
[Article contains additional citation context not shown here]
J. Zander, "Performance of Optimum Transmitter Power Control in Cellular Radio Systems", IEEE Trans. Veh. Techn., Vol. 41, no. 1. pp. 57-62, February 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems", IEEE Trans. Vehic. Technol., vol. 41, pp. 57-62, Feb. 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Transactions of Vehicular Technology, vol. 41, pp. 57--62, Feb. 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Trans. Veh. Technol., vol. 41, pp. 57--62, February 1992.
No context found.
J. Zander, "Performance of Optimum Transmitter Power Control in Cellular Radio Systems", IEEE Trans. on Veh. Tech., vol. 41, no. 1, pp. 57-62, 1992.
No context found.
J. Zander and M. Frodigh, "Comment on "Performance of optimum transmitter power control in cellular radio systems"," IEEE Transactions on Vehicular Technology, vol. 43, no. 3, p. 636, 1994.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Transactions on Vehicular Technology, vol. 41, no. 1, pp. 57-62, 1992.
No context found.
J. Zander, \Performance of optimum transmitter power control in cellular radio systems", IEEE Transactions on Vehicular Technology, vol. 41, pp. 57-62, 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Trans. Veh. Technol.,vol. VT-41, pp. 57-62, 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems", IEEE Transactions on Vehicular Technology, vol. 41, pp. 57-62, February 1992.
No context found.
. Jens Zander, "Performance of Optimum Transmitter Power Control in Cellular Radio Systems," IEEE Transactions on Vehicular Technology, VOL. 41, NO.1, February 1992, pp. 305 -- 311.
No context found.
J. Zander. Performance of optimum transmitter power control in cellular radio systems. IEEE Transactions on Vehicular Technology, 41(1):57-62, 1992.
No context found.
J. Zander, "Performance of Optimum Transmitter Power Control in Cellular Radio Systems", IEEE Trans. on Vehicular Technology, vol.VT-41, No. 1, pp. 57-62, February 1992.
No context found.
J. Zander, \Performance of optimum transmitter power control in cellular radio systems," IEEE Trans. Veh. Technol.,vol. VT-41, pp. 57-62, 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Transactions on Vehicular Technology, vol. 41, no. 1, 1992.
No context found.
J. Zander, "Performance of optimum transmitter power control in cellular radio systems," IEEE Trans. Veh. Technol.,vol. VT-41, pp. 57-62, 1992.
No context found.
J. Zander. Performance of Optimum Transmitter Power Control in Cellular Radio Systems, IEEE Transactions on Vehicular Technology, 41(1):57-62, February 1992.
No context found.
J. Zander. Performance of Optimum Transmitter Power Control in Cellular Radio Systems. IEEE Transactions on Vehicular Technology, 41(1):57--62, February 1992.
First 50 documents Next 50
Online articles have much greater impact More about CiteSeer.IST Add search form to your site Submit documents Feedback
CiteSeer.IST - Copyright Penn State and NEC