Monday, 20 July 2009

Wseas Transactions

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Transactions: WSEAS TRANSACTIONS ON CIRCUITS AND SYSTEMS
Transactions ID Number: 29-505
Full Name: Sekedi Bomeh Kobenge
Position: Ph.D. Candidate
Age: ON
Sex: Male
Address: Zijin 20-908A, Tsinghua Univeristy, Beijing 100084 China
Country: CHINA
Tel: +86-13391783082
Tel prefix:
Fax:
E-mail address: bm06@mails.tsinghua.edu.cn
Other E-mails: sekediprof@yahoo.com
Title of the Paper: Digitally Controllable Delay Element Using Switched-Current Mirror
Authors as they appear in the Paper: Sekedi B. Kobenge and Huazhong Yang
Email addresses of all the authors: bm06@mails.tsinghua.edu.cn,yanghz@tsinghua.edu.cn
Number of paper pages: 10
Abstract: Controllable delay elements are essential for shifting the edges of signals in many digital and mixed-mode signal processing integrated circuits. Digitally programmable delay elements (DPDEs) are more flexible, less susceptible to noise and exhibit more robustness than their analog counterparts. In this paper, a partially programmable and a fully programmable delay elements are proposed. Together with a switched current mirror, a gate decoupling technique is applied to the former while a Schmitt type inverter is used in the later structure to achieve more significantly reduced static and short-circuit current. The delay elements are implemented in a 0.18um technology and simulation results with a 1V power supply show a more than 40% power saving while operating at a speed of 450MHz in both structures.
Keywords: Current Mirror, Delay Element, Inverter, Low Power, Schmitt Trigger, Switched Current
EXTENSION of the file: .pdf
Special (Invited) Session: A Power Optimized Digitally Programmable Delay Element
Organizer of the Session: 613 090
How Did you learn about congress: Yaohui Kong, kyh04@mails.tsinghua.edu.cn
IP ADDRESS: 166.111.79.39