Resonant Frequency Divider Design Methodology for Dynamic Frequency Scaling

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Overview

 

PAGE SUMMARY

Making electronics last longer is a major goal for all electronic device manufacturers, from wearable and medical electronics to computer processors and the world’s fastest supercomputers. There are many design knobs that elongate battery life including display technology, energy storage technology and integrated circuit energy efficiency. 40% of IC energy consumption is derived from IC clocking, yet the tools developed by the major EDA company have not evolved their clock distribution network (CDN) design stage substantially in recent years, in part because the processor design companies (e.g. Intel, IBM, AMD) have elected to use customized tools. Electronic design companies other than those that design for processors, for instance for small application-specific integrated circuits (ASICs) such as those used in automotive, medicine, toy, internet infrastructure industries, have relied on the standard EDA tool implementations of the major EDA companies. To overcome the limitations of existing EDA tools, a team of Drexel researchers has developed RotaSyn, a tool that targets the integrated circuit energy efficiency level by automating resonant rotary clock design on processors/ASICs in the 100MHz to 5GHz range. Integrating seamlessly with the industry-standard computer-aided design tools for electronic design, integrated circuit design engineers can use RotaSyn to improve the energy efficiency of their products. The energy efficiency manifests itself in enabling electronics that burn less power, have higher performance and have reduced area.

 

APPLICATIONS

TITLE: Applications

 

EDA clock design tool - automates resonant rotary clocking on processors/ASICs (computers, cell phones, medical electronics, IoT processors, etc.) in the 100MHz to 5GHz range

 

 

ADVANTAGES

TITLE:Advantages

 

Power: Clock tree power reduction of 80% and total power reduction of 16%

Performance: Enabling a wider clock frequency of operation from high MHz to multi-GHz

Area: Reduction of chip area dedicated to clock circuitry by 30% or more, i.e. smaller form factor.

 

 

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IP STATUS

Intellectual Property and Development Status

United States Issued Patent- 9,484,896

http://patft1.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=9484896.PN.&OS=PN/9484896&RS=PN/9484896

 

 

PUBLICATIONS

References

 

Pubinfo should be the citation for your publication. Publink is the full url linking to the publication online or a pdf.

Y. Teng and B. Taskin, “Frequency-centric resonant rotary clock distribution network design,” in Proceedings of the IEEE/ACM International Conference on Computer-Aided Design, November 2014, pp. 742–749.

http://ieeexplore.ieee.org/document/7001434/

 

Commercialization Opportunities

 

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Contact Information     

 

 

Robert B. McGrath, Ph.D.

Senior Associate Vice Provost

Office of Technology Commercialization

Drexel University

3180 Chestnut Street, Ste. 104

The Left Bank

Philadelphia, PA 19104

Phone: 215-895-0303

Email: RBM26@Drexel.edu

For Technical Information:

Baris Taskin, Ph.D.

Associate Professor

Department of Electrical and Computer Engineering

Drexel University

3141 Chestnut Street

Philadelphia, PA 19104-2875

Phone: (215) 895-5972

E-mail: taskin@coe.drexel.edu

Web: http://vlsi.ece.drexel.edu

 

 

 

Patent Information: