Design of a dual-loop frequency synthesizer

Saurabh Sinha, M. De Plessis

Research output: Contribution to conferencePaperpeer-review

2 Citations (Scopus)

Abstract

Due to higher costs, bulkiness and larger power consumption, it is no longer desirable to implement wireless transceivers with discrete elements. This paper describes the design of an essential component in wireless transceivers, the frequency synthesizer. The synthesizer is implemented using the dual phase locked loop (PLL) architecture. The synthesizer generates signals in the 2.4-2.5 GHz range with a 1 MHz resolution. Using the 0.35 μm CMOS process, post-layout simulations showed a phase noise of -82 dBc/Hz at an offset of 10 kHz and reference sidebands at -60 dBc, both these parameters with respect to a 2.45 GHz carrier.

Original languageEnglish
Pages525-529
Number of pages5
Publication statusPublished - 2004
Externally publishedYes
Event2004 IEEE AFRICON: 7th AFRICON Conference in Africa: Technology Innovation - Gaborone, Botswana
Duration: 15 Sept 200417 Sept 2004

Conference

Conference2004 IEEE AFRICON: 7th AFRICON Conference in Africa: Technology Innovation
Country/TerritoryBotswana
CityGaborone
Period15/09/0417/09/04

Keywords

  • On-chip inductor
  • Phase locked loop (PLL)
  • Single sideband (SSB) mixer
  • Voltage controlled oscillator (VCO)

ASJC Scopus subject areas

  • Computer Science Applications
  • Electrical and Electronic Engineering

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