Lesson plan

SMLC

Serving Mobile Location Center In GSM Networks, the SMLC is a network element that resides in the BSC (Base Station Controller) and calculates network-based location of mobile stations (handsets). The SMLC may control several LMUs (Location Measurement Units), which measure radio signals to help find mobile stations in the area served by the SMLC. It can calculate location using the TA (Timing Advance) method. The SMLC communicates with the GMLC, which is the interface to external LCS clients.

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Article summary

Serving Mobile Location Center In GSM Networks, the SMLC is a network element that resides in the BSC (Base Station Controller) and calculates network-based location of mobile stations (handsets). The SMLC may control several LMUs (Location Measurement Units), which measure radio signals to help find mobile stations in the area served by the SMLC. It can calculate location using the TA (Timing Advance) method. The SMLC communicates with the GMLC, which is the interface to external LCS clients.

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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