Changeset 2092 in ntrip for trunk/BNC/bnchelp.html
- Timestamp:
- Dec 6, 2009, 10:51:37 PM (15 years ago)
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trunk/BNC/bnchelp.html
r2091 r2092 141 141 3.11.1 <a href=#pppmount>Mountpoint</a><br> 142 142 3.11.2 <a href=#pppstatic>Static</a><br> 143 3.11.3 <a href=#pppphase>Use phase obs</a><br>144 3.11.4 <a href=#ppptropo>Estimate tropo</a><br>143 3.11.3 <a href=#pppphase>Use Phase Obs</a><br> 144 3.11.4 <a href=#ppptropo>Estimate Tropo</a><br> 145 145 3.12. <a href=#streams>Streams</a><br> 146 146 3.12.1 <a href=#streamedit>Edit Streams</a><br> … … 931 931 <p><a name="pppclient"><h4>3.11. PPP Client</h4></p> 932 932 <p> 933 BNC can derive coordinates for a rover position following the Precise Point Positioning (PPP) approach. It uses either code or phase data in ionosphere free linear combinations P3 or L3. 933 BNC can derive coordinates for a rover position following the Precise Point Positioning (PPP) approach. It uses either code or phase data in ionosphere free linear combinations P3 or L3. Besides pulling a stream of observations from a receiver this also requires pulling 934 <ul> 935 <li>satellite orbit and clock corrections to Broadcast Ephemeris in the form of 'State Space Representation' (SSR) messages as proposed by RTCM (i.e. premature message type 1060).</li> 936 <li>Broadcast Ephemeris available as RTCM Version 3 message types 1019 and 1020. Note that a stream dedicated to providing these messages is 'RTCM3EPH" on NTRIP broadcaster www.igs-ip.net.</li> 937 </ul> 934 938 </p> 935 939 … … 944 948 </p> 945 949 946 <p><a name="pppphase"><h4>3.11.3 Use phase obs - optional</h4></p>950 <p><a name="pppphase"><h4>3.11.3 Use Phase Obs - optional</h4></p> 947 951 <p> 948 952 By default BNC applies a PPP solution using an ionosphere free P3 linear combination of code observations. Tick 'Use phase obs' for an ionosphere free L3 linear combination of phase observations. 949 953 </p> 950 954 951 <p><a name="ppptropo"><h4>3.11.4 Estimate tropo - optional</h4></p>955 <p><a name="ppptropo"><h4>3.11.4 Estimate Tropo - optional</h4></p> 952 956 <p> 953 957 By default BNC does not introduce troposphere parameters when estimating coordinates. Tick 'Estimate tropo' to introduce troposphere parameters when estimating coordinates.
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