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US Patents

DRAM test architecture for wide I/O DRAM based 2.5D/3D system chips

US patent 8,914,692, Issued on Dec 16, 2014

 

DRAM repair architecture for wide I/O DRAM based 2.5D/3D system chips

US patent 8,873,320, Issued on Oct 28, 2014

 

Probe card partition scheme

US patent 8,836,363, Issued on Sept 16, 2014

 

Reducing design verification time while maximizing system functional coverage

US patent 8,826,202, Issued on Sept 2, 2014

 

System and method for testing stacked dies

US patent 8,751,994, Issued on Jun 10, 2014

 

Method to determine optimal micro-bump-probe pad pairing for efficient PGD testing in interposer designs

US patent 8,707,238, Issued on Apr 22, 2014

 

Multi-dimensional integrated circuit structures and methods of forming the same

US patent 8,686,570, Issued on Apr 1, 2014

 

System and device for reducing instantaneous voltage droop during a scan shift operation

US patent 8,627,160, Issued on Jan 7, 2014

 

Format conversion from value change dump (VCD) to universal verification methodology (UVM)

US patent 8,578,309, Issued on Nov 5, 2013

 

Method for detecting small delay defects

US patent 8,566,766, Issued on Oct 22, 2013

 

Circuit and method for diagnosing scan chain failures

US patent 8,566,657, Issued on Oct 22, 2013

 

System and method for testing stacked dies

US patent 8,561,001, Issued on Oct 15, 2013

 

Test prepared integrated circuit with an internal power supply domain

US patent 8,552,734, Issued on Oct 8, 2013

 

Testing of an integrated circuit that contains secret information

US patent 8,539,292, Issued on Sept 17, 2013

 

Method and an apparatus for evaluating small delay defect coverage of a test pattern set on an IC

US patent 8,515,695, Issued on Aug 20, 2013

 

Circuits and methods for testing through-silicon vias

US patent 8,436,639, Issued on May 17, 2013

 

Stacked die interconnect validation

US patent 8,402,404, Issued on Mar 19, 2013

 

Method for generating test patterns for small delay defects

US patent 8,352,818, Issued on Jan 8, 2013

 

Test circuit and method for testing of infant mortality related defects

US patent 8,140,923, Issued on Mar 20, 2012

 

Test circuit and method for hierarchical core

US patent 7,380,181, Issued on May 27, 2008

 

Testing of circuit with plural clock domains

US patent 7,076,709, Issued on Jul 11, 2006

 

EU Patents

Testing of an integrated circuit that contains secret information

EU patent 1,915,632

 

Testing of an integrated circuit that contains secret information

EU patent 1,917,535

 

Method for generating test patterns for small delay defects

EU patent 8,352,818

 

Test prepared integrated circuit with an internal power supply domain

EU patent 1,875,258

 

Test circuit and method for hierarchical core

EU patent 1,787,136

 

Testing of circuit with plural clock domains

EU patent 1,472,551

 

 

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