Paper
9 February 2012 SUPL support for mobile devices
Jayanthi Narisetty, Arpine Soghoyan, Mohanapriya Sundaramurthy, David Akopian
Author Affiliations +
Abstract
Conventional Global Positioning System (GPS) receivers operate well in open-sky environments. But their performance degrades in urban canyons, indoors and underground due to multipath, foliage, dissipation, etc. To overcome such situations, several enhancements have been suggested such as Assisted GPS (A-GPS). Using this approach, orbital parameters including ephemeris and almanac along with reference time and coarse location information are provided to GPS receivers to assist in acquisition of weak signals. To test A-GPS enabled receivers high-end simulators are used, which are not affordable by many academic institutions. This paper presents an economical A-GPS supplement for inexpensive simulators which operates on application layer. Particularly proposed solution is integrated with National Instruments' (NI) GPS Simulation Toolkit and implemented using NI's Labview environment. This A-GPS support works for J2ME and Android platforms. The communication between the simulator and the receiver is in accordance with the Secure User Plane Location (SUPL) protocol encapsulated with Radio Resource Location Protocol (RRLP) applies to Global System for Mobile Communications (GSM) and Universal Mobile Telecommunications System (UMTS) cellular networks.
© (2012) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Jayanthi Narisetty, Arpine Soghoyan, Mohanapriya Sundaramurthy, and David Akopian "SUPL support for mobile devices", Proc. SPIE 8304, Multimedia on Mobile Devices 2012; and Multimedia Content Access: Algorithms and Systems VI, 830409 (9 February 2012); https://doi.org/10.1117/12.910162
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CITATIONS
Cited by 3 scholarly publications.
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KEYWORDS
Global Positioning System

Java

Receivers

Mobile devices

Computer programming

Satellites

LabVIEW

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