1
Kimberly R Gleason, Eric W Strid, Robert T Flegal, Angus J McCamant: Wafer probes. TriQuint Semiconductor, John Smith Hill, William S Lovell, August 1, 1989: US04853627 (105 worldwide citation)

A wafer probe comprises a support member having an end region which is shaped to permit the end region to be brought into close proximity with a component under test. An amplifier is mounted on the support member at its end region. A conductive probe element is attached to the amplifier and is elect ...


2
Eric J Dickes, Thomas C Hill III, Robert T Flegal: Phase lock loop having switchable filters and oscillators. Tektronix, George T Noe, April 9, 1985: US04510461 (41 worldwide citation)

A phase lock circuit including a phase/frequency detector, a plurality of selectable filters, and a plurality of variable frequency signal generators connected in a loop to lock an output signal to an input signal. An out-of-frequency-range condition detector is provided to facilitate automatic sele ...


3
Robert T Flegal: Transformer-coupled drive network for a TFEL panel. Planar Systems, Chernoff Vilhauer McClung & Stenzel, March 22, 1988: US04733228 (23 worldwide citation)

A drive network for a TFEL panel includes a series resonant drive circuit for producing pulses of a predetermined frequency, a transformer for coupling the drive circuit to a TFEL panel, and symmetrically driven push-pull row drivers, a plurality of which may be implemented on a single integrated ci ...


4
Brian J Dolinar, Robert T Flegal, Larry L Lewis: Split screen electrode structure for TFEL panel. Planar Systems, Chernoff Vilhauer McClung & Stenzel, January 10, 1989: US04797667 (20 worldwide citation)

An electrode structure for an AC matrix-addressed TFEL panel includes top and bottom sets of scanning electrodes, each located in a respective half of the panel, and top and bottom sets of data electrodes extending at right angles to the scanning electrodes where each electrode in the top and bottom ...


5
Robert T Flegal, Michael J Ziuchkovski: Alternate polarity symmetric drive for scanning electrodes in a split-screen AC TFEL display device. Planar Systems, Chernoff Vilhauer McClung & Stenzel, January 1, 1991: US04982183 (17 worldwide citation)

A matrix-addressed AC TFEL panel includes odd- and even-numbered scanning electrodes driven from opposite sides of the panel by separate power supplies. The data electrodes are divided into top and bottom sets so that they are arranged as complementary pairs extending towards each other slightly les ...


6
Brian J Dolinar, Robert T Flegal, Larry L Lewis: Energy-efficient split-electrode TFEL panel. Planar Systems, Chernoff Vilhauer McClung & Stenzel, April 19, 1988: US04739320 (16 worldwide citation)

A driving architecture for a matrix addressed TFEL display includes upper and lower data electrode arrays divided by a narrow gap and scanning electrodes arranged in complementary pairs one for each array of data electrodes. The data electrodes are charged at a rate which minimizes the power loss in ...


7
Christopher N King, Brian J Dolinar, William A Barrow, Robert T Flegal, Paul E Gulick, Laurin G Blacken: Staggered refresh pulse generator for a TFEL panel. Planar Systems, Chernoff Vilhauer McClung & Stenzel, September 1, 1987: US04691144 (13 worldwide citation)

A TFEL panel includes orthogonally disposed sets of scanning and data electrodes. The scanning electrodes are strobed with a preconditioning voltage and data is provided to selected data electrodes simultaneously with the line by line strobing of the scanning electrodes. A refresh pulse is applied t ...