Rui Zhao

Title: Innovations of Rui Zhao in Trigonometric Function Calculation

Introduction

Rui Zhao is an accomplished inventor based in Province, China. He has made significant contributions to the field of circuit design, particularly in the calculation of trigonometric functions. His innovative approach has led to the development of a unique circuit that enhances computational efficiency.

Latest Patents

Rui Zhao holds a patent for a groundbreaking invention titled "Calculating trigonometric functions using a four input dot product circuit." This patent describes a circuit that utilizes a four-element dot product circuit (DP4) to approximate an argument t=x/pi for an input x. The circuit is designed to input this argument into trigonometric functions such as Sin Pi( ) or Cos Pi( ). The DP4 circuit calculates x times a representation of the reciprocal of pi, with the bits selected based on the magnitude of the exponent of x. The circuit comprises four multipliers, two intermediate adders, and a final adder, ensuring that the output is accurate for trigonometric calculations.

Career Highlights

Rui Zhao is currently employed at Vivante Corporation, where he continues to innovate and develop advanced technologies. His work has been instrumental in enhancing the capabilities of computational circuits, making them more efficient and effective.

Collaborations

Rui Zhao has collaborated with notable colleagues, including Lefan Zhong and Guosong Li. Their combined expertise has contributed to the success of various projects within the company.

Conclusion

Rui Zhao's contributions to the field of circuit design, particularly in trigonometric function calculation, showcase his innovative spirit and technical prowess. His patent and ongoing work at Vivante Corporation highlight the importance of advancements in computational technology.