二维码的设计原理和生成规格

QRCodeQRQuickResponseBarCode40VersionVersion121x21Version225x25Version329version4(V-1)*4+21Version40(40-1)*4+21=177177x177PositionDetectionPatternSeparatorsforPostionDetectionPatternsTimingPatterns40AlignmentPatternsVersion2Version2FormatInformationVersionInformation=Version73x6DataCodeErrorCorrectionCodeQRNumericmode0931247bits3101214bitsTable3Alphanumericmode0-9AZ%*+./:SPCharValue4511bits6bitsVersion9,1113Table3Bytemode,0-255ISO-8859-1UTF-8Kanjimode0X8140to0X9FFC81400XE0400XEBBF0XC1400XC013bitExtendedChannelInterpretation(ECI)modeStructuredAppendmodeFNC1modeGS1Table2FormatInformation1101Table3Kanji2Version1H012345671.012345672.012000000110034501010110016710000113.0000001100010101100110000114.(version1-H10bits):800000010005.0001400010000001000000000110001010110011000011Version1HAC-421.AC-42(10,12,41,4,2)2.(10,12)(41,4)(2)3.11bits(10,12)10*45+1246200111001110(41,4)41*45+4184911100111001(2)20000104.00111001110111001110010000105.(Version1-H9bits):550000001016.0010500100000001010011100111011100111001000010HELLOWORLDHELLOWORLD00100000010110110000101101111000110100010111001011011100010011010100001101HELLOWORLD0010000001011011000010110111100011010001011100101101110001001101010000110100008bits8078bits208bits00100000010110110000101101111000110100010111001011011100010011010100001101000000PaddingBytesbitsPaddingBytesPaddingBytesbytes111011000001000123617SpecVersionBitsQRCodeSpec2832Table-7Version1Q104bits80bits24bits3PaddingBytes00100000010110110000101101111000110100010111001011011100010011010100001101000000111011000001000111101100ErrorCorrectionCodeLevelL7%M15%Q25%H30%QRBlockBlockQRCodeSpec3344Table-13Table-22NumberofErrorCodeCorrectionBlocksErrorCorrectionCodePerBlockscodecode8bitsVersion5+Q4BlocksBlocksBlocks15bits+9bitscodewords8bitsbytec,k,r=k+2*r5-Q116785701348738851941195061861033821319911451152472412232292481541171541118616111139224624666711813424273886221981991466872049660202182124157200134271292091716316312013321182230247119507118134873882613415150714811617721276133752422387619523018910108240192141270247118861946151501623617236172361723623515951732414759331064025517282213132178236Reed-Solomonerrorcorrection-1-2552n0=n=255GaloisFieldcodewordscodewordsDataCodewords16785701348738851941195061861033822462466671181342427388622198199146631822302471195071181348738826134151507470247118861946151501623617236172361723667246182706724618270852462302476724618270852462302473865017723612131991145115247241223229248154117154111861611113928720496602021821241572001342712920917163163120133314811617721276133752422387619523018910108240192141423515951732414759331064025517282213132178236213871482351992041161593913314123667,246,182,70,85,246,230,247,70,66,247,118,134,7,119,86,87,118,50,194,38,134,7,6,85,242,118,151,194,7,134,50,119,38,87,16,50,86,38,236,6,22,82,17,18,198,6,236,6,199,134,17,103,146,151,236,38,6,50,17,7,236,213,87,148,235,199,204,116,159,11,96,177,5,45,60,212,173,115,202,76,24,247,182,133,147,241,124,75,59,223,157,242,33,229,200,238,106,248,134,76,40,154,27,195,255,117,129,230,172,154,209,189,82,111,17,10,2,86,163,108,131,161,163,240,32,111,120,192,178,39,133,141,236RemainderBitsReminderBitsVersionQRRemainderBits5Q7bitsRemainderBitsVersionRemainderbitQRCodeSpec15Table-1PositionDetectionPatternPositionDetectionAlignmentPatternAlignmentAlignmentQRCodeSpec81Table-E.1Version862442TimingPatternTimingPatternFormatInformationFormationInformationFormatInformation15bitsbitDarkModule15bits5bitsbitsErrorCorrectionLevel3bitsMask10bitsBCHCode15bits101010000010010XOR00000MaskErrorCorrectionLevelMaskTable23VersionInformationVersionInformation7VersionInformation18bits6bits12bitsbitsMaskingQRSpecQR8MaskmaskmaskXORMaskXORMaski,jx,yMaskMaskXORMaskQRReedSoloman