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Rajiv Porayath Phones & Addresses

  • 2836 Shannon Rd, Northbrook, IL 60062 (847) 562-9065
  • 930 Hinman Ave #504, Evanston, IL 60202 (847) 332-2594
  • Ames, IA

Business Records

Name / Title
Company / Classification
Phones & Addresses
Rajiv Porayath
executive officer, Chairman, Partner
Rhonda Webster
930 Hinman Ave #504, Evanston, IL 60201
(847) 332-2594

Publications

Us Patents

Portable Internet Media Viewer

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US Patent:
20120054814, Mar 1, 2012
Filed:
Aug 30, 2011
Appl. No.:
13/221641
Inventors:
Rajiv Porayath - Northbrook IL, US
Dan Mapes-Riordan - Evanston IL, US
International Classification:
H04N 7/173
US Classification:
725110
Abstract:
A media viewer having a processor, a display responsive to instructions from the processor, and a plurality of channels provided on the display wherein at least one of the channels has one or more Internet media sites linked thereto.

Acoustic Feedback Elimination Using Adaptive Notch Filter Algorithm

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US Patent:
59996315, Dec 7, 1999
Filed:
Jul 26, 1996
Appl. No.:
8/687682
Inventors:
Rajiv Porayath - Evanston IL
Daniel J. Mapes-Riordan - Evanston IL
Assignee:
Shure Brothers Incorporated - Evanston IL
International Classification:
H04B 1500
US Classification:
381 93
Abstract:
Techniques for reducing unwanted acoustic feedback in a space are carried out by an adaptive notch filter algorithm that adjusts a notch to a plurality of different notch values in order to locate feedback. The results obtained by performing the algorithm at various notch values are compared. Based on the comparison, the parameters for the algorithm are adjusted for processing of the input signals to reduce the feedback.
Rajiv S Porayath from Northbrook, IL, age ~55 Get Report