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LPV/LP approach (RNAV with WAAS): What is actually the "channel number"?

@George Williams provides the key element to understand why unique channel numbers are used for procedures not requiring individual radio channels, this is why I selected his answer. I'm only ...
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LPV/LP approach (RNAV with WAAS): What is actually the "channel number"?

No one has this correct. The channel is a legacy of how the LPV is encoded in the nav database. The format used is the same as a GBAS approach where a local VHF transmitter was used to broadcast ...
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