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A 1 GHz CMOS analog equalizer for perpendicular magnetic recording

  • King Mongkut's Institute of Technology Ladkrabang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

This paper describes the design of a CMOS analog discrete-time equalizer for perpendicular magnetic recording (PMR) read channel. In this design the structure of analog FIR filter that places rotating switch matrix between DAC and multiplier has been proposed. It reduces an accumulative switching error in analog samples due to rotating switch matrix. A 7-tap filter circuit based on GPR2 target was designed and simulated using TSMC 0.18 μm CMOS process parameters. Simulation results show good agreement with the results of the system level simulation. At 1 GHz sampling frequency the equalizer dissipates 1.5 mW.

Original languageEnglish
Title of host publicationTENCON 2010 - 2010 IEEE Region 10 Conference
Pages1521-1524
Number of pages4
DOIs
Publication statusPublished - 2010
Event2010 IEEE Region 10 Conference, TENCON 2010 - Fukuoka, Japan
Duration: 21 Nov 201024 Nov 2010

Publication series

NameIEEE Region 10 Annual International Conference, Proceedings/TENCON

Conference

Conference2010 IEEE Region 10 Conference, TENCON 2010
Country/TerritoryJapan
CityFukuoka
Period21/11/1024/11/10

Keywords

  • Analog signal processing
  • CMOS analog circuit
  • Discrete-time equalizer
  • FIR
  • Perpendicular magnetic recording

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