The LQ Digital Mode Family: Protocol Architecture and Reference Specification for Weak-Signal Communications

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The LQ8 protocol achieves a 50% increase in communication speed over standard weak-signal modes by utilizing variable-length prefix codes to consolidate grid locators and signal reports into a single 77-bit transmission. This development is significant for industrial long-range RFID and IoT sensing in high-noise environments, as it allows for simultaneous multi-station confirmations without RF power-splitting penalties or loss of sensitivity.