• prsg63(uint64_t lfsr) { lfsr = lfsr << 32 | (lfsr<<1 ^ lfsr<<2) >> 32; lfsr = lfsr << 32 | (lfsr<<1 ^ lfsr<<2) >> 32; return lfsr; } Binary Galois LFSRs like the...
    38 KB (4,747 words) - 09:40, 16 October 2024
  • Thumbnail for Stream cipher
    security of LFSRs. Because LFSRs are inherently linear, one technique for removing the linearity is to feed the outputs of several parallel LFSRs into a non-linear...
    23 KB (2,213 words) - 15:26, 19 August 2024
  • Thumbnail for DCF77
    int i, lfsr; lfsr = 0; for (i = 0; i < 512; i++) { unsigned int chip; chip = lfsr & 1; output_chip(chip); lfsr >>= 1; if (chip || !lfsr) lfsr ^= 0x110;...
    41 KB (3,885 words) - 10:55, 17 October 2024
  • Thumbnail for Berlekamp–Massey algorithm
    an algorithm that will find the shortest linear-feedback shift register (LFSR) for a given binary output sequence. The algorithm will also find the minimal...
    15 KB (1,249 words) - 18:09, 1 November 2024
  • Pseudo-random number (PRN) generators, specifically linear-feedback shift registers (LFSR), are defined in terms of the exclusive-or operation. Hence, a suitable setup...
    21 KB (2,680 words) - 11:04, 15 October 2024
  • shift register (LFSR). Other examples are Gold sequences (used in CDMA and GPS), Kasami sequences and JPL sequences, all based on LFSRs. In telecommunications...
    8 KB (1,064 words) - 16:26, 5 February 2024
  • generated by combining the output of several linear-feedback shift registers (LFSRs) using a Boolean function. Correlation attacks exploit a statistical weakness...
    15 KB (2,299 words) - 17:59, 30 July 2024
  • linear-feedback shift register (LFSR). In order to assure a synchronous operation of the transmitting and receiving LFSR (that is, scrambler and descrambler)...
    14 KB (1,869 words) - 09:58, 22 June 2024
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    by two different maximal period 10 stage linear-feedback shift registers (LFSR). Different codes are obtained by selectively delaying one of those bit streams...
    75 KB (10,648 words) - 23:39, 1 November 2024
  • algorithm, an algorithm for finding the shortest linear-feedback shift register (LFSR) for a given output sequence, for use on sequences that take their values...
    934 bytes (88 words) - 20:17, 21 November 2021