. . . . . . . "error detection and correction"@en . . . . . . . . . . . . . . . . . "error detection and correction"@en . . . . . . . . . . . . . . . . . . . . . . . . . . "error detection and correction"@en . . . . "techniques that enable reliable delivery of digital data over unreliable communication channels"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .