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Coordinates Conversion IP

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Compare 7 Coordinates Conversion IP from 3 vendors (1 - 7)
  • Sine Function
    • SIN_X calculates the sine of an angle. It has a fully pipelined architecture and uses fixed-point mathematics throughout.
    • Input values are accepted as 16-bit unsigned values in the range 0 to π/2.
    • Output values are 16-bit unsigned values in the range 0 to 1.
    Block Diagram -- Sine Function
  • 18-bit Sine/Cosine Function
    • SINCOS_X calculates the sine and cosine of an angle in radians.
    • It has a fully pipelined architecture and uses fixed-point mathematics throughout.
    • Input values are accepted as 18-bit signed values in the range -π to π.
    • Output values are 17-bit signed values in the range -1 to 1.
    Block Diagram -- 18-bit Sine/Cosine Function
  • 16-bit Cosine Function
    • COS_X calculates the cosine of an angle in radians.
    • It has a fully pipelined architecture and uses fixed-point mathematics throughout.
    • Input values are accepted as 16-bit unsigned values in the range 0 to π/2.
    • Output values are 16-bit unsigned values in the range 0 to 1.
    Block Diagram -- 16-bit Cosine Function
  • 4-Quadrant Arctan Function
    • ATAN2_XY  calculates the 4-quadrant inverse tangent in the range -π to π. It has a fully pipelined architecture and uses fixed-point mathematics throughout.
    • Input values are accepted as 12-bit signed numbers in the range -2048 to 2047.
    • The calculated output phase (in radians) is a 19-bit signed value with 1 sign bit, 2 integer bits and 16 fractional bits.
    Block Diagram -- 4-Quadrant Arctan Function
  • Arctan Function
    • ATAN_X calculates the inverse tangent of a fraction. It has a fully pipelined architecture and uses fixed-point mathematics throughout.
    • Input values are accepted as 16-bit unsigned fractions in the range 0 to 1. Output values are 16-bit unsigned fractions in the range 0 to π/4.
    • Both input and output values are in [16 16] format with 0 integer bits and 16 fraction bits.
    Block Diagram -- Arctan Function
  • Additive White Gaussian Noise Generator
    • High precision AWGN Channel emulator.
    • Programmable Pseudo Random Generator(LFSR).
    • Programmable number of output bits.
    Block Diagram -- Additive White Gaussian Noise Generator
  • CORDIC Algorithm Accelerator
    • 24-bit CORDIC rotation engine
    • Circular and Hyperbolic modes
    • Rotation and Vectoring modes
    • Functions: sine, cosine, sinh, cosh, atan, atan2, atanh, modulus, square root, natural logarithm, exp
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