Analysis of uplink capacity and coverage in TD-SCDMA systems

  • Authors:
  • Jeong Gon Kim;Sung-Moon Shin

  • Affiliations:
  • Department of Electronic Engineering, Korea Polytechnic University, Si-Heung City, Kyunggi-Do, Korea;Electronics and Telecommunications Research Institute

  • Venue:
  • ICACT'09 Proceedings of the 11th international conference on Advanced Communication Technology - Volume 1
  • Year:
  • 2009

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Abstract

TD-SCDMA system, which is one of International Mobile Telecommuncations-2000 (IMT-2000) standardization, has got much attentions from the mobile communication industry. This paper investigates the uplink cell capacities and coverages of the TD-SCDMA system and analyze their relations for the voice and data service scenarios. First, we determine some several uplink cell parameters. to be considered in planning TD-SCDMA cellular network based on the 3GPP specifications of TD-SCDMA system. Second, the analysis of the uplink performance of TD-SCDMA is derived from the relationships between the powers of uplink dedicated channels, transmission loss, and noise rise concepts, etc. Simulation results show that the uplink capacity and coverage are evaluated according to the variation of the uplink parameters in the case of voice and several rate of data service scenarios. The efficient uplink cell planning strategy and uplink capacity improvement techniques of TD-SCDMA system can be derived by using the analyzed results, but the further considerations and refinement on the cell parameters and performance analysis on other possible scenarios need to be added to implement in a real environment.