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doc:lps:tdoa3:protocol [2018-06-13 09:22] kristoffer |
doc:lps:tdoa3:protocol [2018-10-31 18:11] kristoffer |
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- | ====== TDoA Anchor protocol V3 (experimental) | + | ====== TDoA Anchor protocol V3 ====== |
- | + | ||
- | <WRAP center round tip 80%> | + | |
- | **NOTE** | + | |
- | + | ||
- | This is work in progress. The specifications on this page may change at any time without backwards compatibility. | + | |
- | + | ||
- | </ | + | |
===== System architecture ===== | ===== System architecture ===== | ||
- | The protocol is designed to be used with a large number of anchors covering a big area. Each anchor has a limited reach and covers only a small area, but by adding more anchors the system | + | The protocol is designed to be used with a large number of anchors covering a big area. Each anchor has a limited reach and covers only a small area, but by adding more anchors the system |
Each anchor knows its own position in a global coordinate system and broadcasts this information in time stamped packets that are used by one or more Tags to estimate their position. | Each anchor knows its own position in a global coordinate system and broadcasts this information in time stamped packets that are used by one or more Tags to estimate their position. | ||
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===== Packet format ===== | ===== Packet format ===== | ||
- | |||
- | There is only one packet format. | ||
< | < | ||
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===== Tag implementation ===== | ===== Tag implementation ===== | ||
- | A TDoA tag is simply an UWB sniffer. A sniffer can use the data in the packets together with the packet receive | + | A TDoA tag is simply an UWB sniffer. A sniffer can use the data in the packets together with the timestamps |
- | ===== Trying it out ===== | ||
- | See [[doc: |