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location [2022/03/18 13:07] johns need both |
location [2022/06/02 06:04] (current) biketool dead link |
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===== Speeding up GPS fix with AGPS ===== | ===== Speeding up GPS fix with AGPS ===== | ||
- | As noted above, the initial GPS fix can be slow and unreliable. Downloading assistance data from the internet and sending it to the modem makes this a lot faster and more reliable. Smartphones tend to do this automatically, leading to an expectation of this level of performance. This isn't yet (20201002) the case for Mobian. There's a [[https://gist.github.com/alastair-dm/263209b54d01209be28828e555fa6628|proof-of-concept script]] you can try, but proper support requires a fix to ModemManager for its upload method to work with the Quectel modem. | + | As noted above, the initial GPS fix can be slow and unreliable. Downloading assistance data from the internet and sending it to the modem makes this a lot faster and more reliable. Smartphones tend to do this automatically, leading to an expectation of this level of performance. This isn't yet (20201002) the case for Mobian. There's a [[https://gist.github.com/alastair-dm/263209b54d01209be28828e555fa6628|proof-of-concept script]](error 404) you can try, but proper support requires a fix to ModemManager for its upload method to work with the Quectel modem. |
====== Why the slow fix? ====== | ====== Why the slow fix? ====== |