IEEE 802.15.4 subsystem
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IEEE 802.15.4 subsystem Commit Details
Date: | 2010-09-11 20:24:59 (13 years 6 months ago) |
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Author: | Werner Almesberger |
Commit: | 4c81175da30b4345c81190b8554f929319ea4b75 |
Message: | atusd/tests/psd*: first transmit power spectral density measurement |
Files: |
atusd/tests/psd (1 diff) atusd/tests/psd-2430.png (0 diffs) |
Change Details
atusd/tests/psd | ||
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1 | Transmit Power Spectral Density | |
2 | ||
3 | IEEE 702.15.4-2006 specifies in section 6.5.3.1 that spectral products | |
4 | further away from the carrier frequency than 3.5 MHz have to be at least | |
5 | 20 dB below the highest average within 1 MHz of the carrier. | |
6 | ||
7 | File Frequency TX power set. Pickup | |
8 | psd-2430.png 2430 MHz -12.2 dBm Cable | |
9 | ||
10 | Cable pickup: | |
11 | http://downloads.qi-hardware.com/people/werner/wpan/atusd/tethered.jpg |
atusd/tests/psd-2430.png |
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