Invention Grant
US08045173B2 Adaptive linear filter for real time noise reduction in surface plasmon resonance systems 有权
自适应线性滤波器,用于表面等离子体共振系统中的实时降噪

  • Patent Title: Adaptive linear filter for real time noise reduction in surface plasmon resonance systems
  • Patent Title (中): 自适应线性滤波器,用于表面等离子体共振系统中的实时降噪
  • Application No.: US12535371
    Application Date: 2009-08-04
  • Publication No.: US08045173B2
    Publication Date: 2011-10-25
  • Inventor: David So Keung Chan
  • Applicant: David So Keung Chan
  • Applicant Address: US NY Niskayuna
  • Assignee: General Electric Company
  • Current Assignee: General Electric Company
  • Current Assignee Address: US NY Niskayuna
  • Agent Jenifer E. Haeckl
  • Main IPC: G01N21/55
  • IPC: G01N21/55
Adaptive linear filter for real time noise reduction in surface plasmon resonance systems
Abstract:
A method for linear filtering of noise in a SPR sensorgram generated from a surface plasmon resonance apparatus is provided. The method includes providing a linear filter of variable length to filter an output signal in the sensorgram. The method further includes determining an optimal length of the linear filter based on a slope of the signal in the sensorgram and multiple timing of occurrences of events during measurement of refractive index in the apparatus to reduce noise in the sensorgram.
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