Active guarding for reduction of resistive and capactive signal loading with adjustable control of compensation level

Details for Australian Patent Application No. 2008234370 (hide)

Owner Impedimed Limited

Inventors Ironstone, Joel; Zhang, Frank; Altmejd, Morrie; Wang, David; Smith, Kenneth Carless; Fan, Chung Shing

Agent Davies Collison Cave

Pub. Number AU-B-2008234370

PCT Pub. Number WO2008/119166

Priority 60/909,206 30.03.07 US

Filing date 31 March 2008

Wipo publication date 9 October 2008

Acceptance publication date 30 June 2011

International Classifications

G05F 5/00 (2006.01) Systems for regulating electric variables by detecting deviations in the electric input to the system and thereby controlling a device within the system to obtain a regulated output

H03F 1/08 (2006.01) Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements - Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements

H03F 1/10 (2006.01) Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements

Event Publications

5 November 2009 PCT application entered the National Phase

  PCT publication WO2008/119166 Priority application(s): WO2008/119166

22 July 2010 Assignment before Grant

  Z-Tech (Canada) Inc. The application has been assigned to Impedimed Limited

30 June 2011 Application Accepted

  Published as AU-B-2008234370

27 October 2011 Standard Patent Sealed

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