Performance Analysis of Single-Multiplier Digital Sine-Cosine Generators

FPGA Implementation of Sine and Cosine Generators using CORDIC Algorithm

16 Abstract— The current research in the design of high speed VLSI architectures for real-time digital signal processing (DSP) algorithms has been directed by the advances in the VLSI technology, which have provided the designers with significant impetus for porting algorithm into architecture. Many of the algorithms used in DSP and matrix arithmetic require elementary functions such as trigono...

FPGA Implementation of Pipelined CORDIC Sine Cosine Digital Wave Generator

The coordinate rotation digital computer (CORDIC) algorithm is well known iterative algorithm for performing rotations in digital signal processing applications. Hardware implementation of CORDIC results increase in Critical path delay. Pipelined architecture is used in CORDIC to increase the clock speed and to reduce the Critical path delay. In this paper a hardware efficient Digital sine and ...

Reconfigurable Design of Pipelined CORDIC Processor for Digital Sine-Cosine

Digital sine and cosine waves have been used in countless applications in the field of vector rotated Digital Signal Processing (DSP). The COordinate Rotation DIgital Computer (CORDIC) algorithm has become very popular due to its simplicity in catering to almost perfect digital sine and cosine waveforms during modulation and demodulation processes in DSP modules. In this paper, we have presente...

Sine Approximation for Direct Digital Frequency Synthesizers and Function Generators

There are several compression methods for phase to amplitude converter for sine function. In this paper, the linear and parabolic approximation of equi-section division utilizing the symmetry property and amplitude approximation of a sinusoidal waveform for direct digital frequency synthesizer (DDS) and also for other waveform applications, e.g. function generators and telecommunication devices...

Discrete Cosine and Sine Transforms