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pseudo-noise sequence

См. также в других словарях:

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  • Pseudorandom binary sequence — A binary sequence (BS) is a sequence of N bits, :a j for j=0,1,...,N 1, i.e. m ones and N m zeros. A BS is pseudo random (PRBS) if its autocorrelation function :C(v)=sum {j=0}^{N 1} a ja {j+v}has only two values::C(v)=egin{cases}m, mbox{ if }… …   Wikipedia

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  • Linear feedback shift register — [ xor gate provides feedback to the register that shifts bits from left to right. The maximal sequence consists of every possible state except the 0000 state.] A linear feedback shift register (LFSR) is a shift register whose input bit is a… …   Wikipedia

  • Olivia MFSK — Spectrogram (waterfall display) of an Olivia 16/500 signal centered on 7073.25KHz Olivia MFSK is an amateur radioteletype protocol designed to work in difficult (low signal to noise ratio plus multipath propagation) conditions on shortwave bands …   Wikipedia

  • Monte Carlo method — Not to be confused with Monte Carlo algorithm. Computational physics …   Wikipedia

  • Chip (CDMA) — In digital communications, a chip is a pulse of a direct sequence spread spectrum (DSSS) code, such as a pseudo noise code sequence used in direct sequence code division multiple access (CDMA) channel access techniques. In a binary direct… …   Wikipedia

  • Communication with submarines — is difficult because radio waves do not travel well through thick electrical conductors like salt water. The obvious solution is to surface and raise an antenna above the water, then use ordinary radio transmissions. Early submarines had to… …   Wikipedia

  • Fast Ethernet — In computer networking, Fast Ethernet is a collective term for a number of Ethernet standards that carry traffic at the nominal rate of 100 Mbit/s, against the original Ethernet speed of 10 Mbit/s. Of the 100 megabit Ethernet standards 100baseTX… …   Wikipedia

  • псевдошумовая двоичная последовательность — Двоичная последовательность называется псевдошумовой, если она удовлетворяет трем критериям случайности, сформулированным американским криптологом С. Голомбом в 1967 г. (1) Функция должна создавать полный период, т.е. все числа между 0 и m до… …   Справочник технического переводчика

  • Hardware random number generator — This SSL Accelerator computer card uses a hardware random number generator to generate cryptographic keys to encrypt data sent over computer networks. In computing, a hardware random number generator is an apparatus that generates random numbers… …   Wikipedia

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