README: precisions (trx power, etc.)
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@ -56,7 +56,10 @@ The following mobile terminals can be used:
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When received by a Fonera 2.0, the default packet size is 103 bytes for
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When received by a Fonera 2.0, the default packet size is 103 bytes for
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a positioning request, and 116 bytes for an (auto)calibration request.
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a positioning request, and 116 bytes for an (auto)calibration request.
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Unless stated otherwise, the Fonera is equipped with a 1.8 dBi antenna.
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Unless stated otherwise:
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- the Fonera is equipped with a 1.8 dBi antenna and its transmission
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power is 18 dBm;
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- the transmission power of the EeePC is 14 dBm.
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* Common rules
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* Common rules
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@ -75,7 +78,8 @@ and each exception made to these rules or to the scenario description.
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squeeze (Linux 2.6.32), with an Atheros AR 500 Wi-Fi interface. It
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squeeze (Linux 2.6.32), with an Atheros AR 500 Wi-Fi interface. It
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runs OwlPS Aggregator v1.3.1-14-ge278aab.
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runs OwlPS Aggregator v1.3.1-14-ge278aab.
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- Listeners: 4 Fonera 2.0 with 1.8 dBi antennas, running OpenWrt
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- Listeners: 4 Fonera 2.0 with 1.8 dBi antennas, running OpenWrt
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Backfire. They run OwlPS Listener v1.3.0-11-gc4e0352.
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Backfire. They run OwlPS Listener v1.3.0-11-gc4e0352, and their
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transmission power is 18 dBm.
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** Network
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** Network
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@ -357,6 +361,9 @@ following order:
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2. hip,
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2. hip,
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3. ear.
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3. ear.
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Alternative procedure (advised for easier use of the measurements): a
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separate aggregation file is made for each point and each altitude.
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** Scenario 7 (altitude & human presence)
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** Scenario 7 (altitude & human presence)
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Repeat the scenario 6, but with a human operator standing 0.5 m at the
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Repeat the scenario 6, but with a human operator standing 0.5 m at the
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@ -380,7 +387,7 @@ is the size of the packets:
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- 1450 B.
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- 1450 B.
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This size is the parameter given to OwlPS Client, and is less than the
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This size is the parameter given to OwlPS Client, and is less than the
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size of the radio packet. The size of the packet received at the
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size of the radio packet. The size of the packet received at the
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listeners must be written, as it can vary.
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listeners must be written in the report files, as it can vary.
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Please refer to the scenario 5 for details and measurement procedure.
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Please refer to the scenario 5 for details and measurement procedure.
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@ -423,8 +430,8 @@ points 3, 4 and 5 only) two times:
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points to the West, and the South-West listener's antenna points to
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points to the West, and the South-West listener's antenna points to
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the East.
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the East.
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#+CAPTION: Scenario 12, test 1.
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#+CAPTION: Scenario 12, antennas in the direction of the opposite wall
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#+begin_src ditaa :cmdline -s 2 :file s12-1.png
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#+begin_src ditaa :cmdline -s 2 :file s12-opposite.png
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+---+ +---+
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+---+ +---+
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@ -443,8 +450,8 @@ points 3, 4 and 5 only) two times:
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+---+ +---+
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+---+ +---+
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#+end_src
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#+end_src
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#+CAPTION: Scenario 12, test 2.
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#+CAPTION: Scenario 12, antennas forming a “circle”
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#+begin_src ditaa :cmdline -s 2 :file s12-2.png
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#+begin_src ditaa :cmdline -s 2 :file s12-circle.png
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+---+ +---+
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+---+ +---+
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