Firefox OS/Research: Difference between revisions

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== Network Measurement ==
== Network Measurement ==
The [http://www.mobiperf.com MobiPerf] project
=== The [http://www.mobiperf.com MobiPerf] project ===
Related: Mobilyzer
An Android application running in the background periodically measures a wide range of performance characteristics of the mobile and wireless network.  Data is then anonymized and published in an open data set.
 
=== Cross-layer application profiling ===
ARO: [http://www2.research.att.com/~fengqian/paper/aro_mobisys11.pdf pdf]
 
=== RRC state analysis ===
 
A Close Examination of Performance and Power Characteristics of 4G LTE Networks [http://web.eecs.umich.edu/~zmao/Papers/RRC4G_mobisys2012.pdf pdf]
 
 
This is done in a device-agnostic way with MobiPerf.  Mobiperf infers the impact of RRC states on user-perceived latencies, rather than the RRC state changes themselves.  In particular, this allows bad transition delays to be logged.
 
[http://andriusa.github.io/RILAnalyzer/ pdf]
On certain Android devices it is possible to receive control-plane messages corresponding to RRC states.  This is a tool to log this control-plane data and determine how it interacts with data-plane events in order to affect user-perceived performance.


== New network protocols ==
== New network protocols ==
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