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Dive into the research topics where Charles C. Hanson is active.

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Featured researches published by Charles C. Hanson.


custom integrated circuits conference | 2001

A 2 GB/s high speed link with differential simultaneous bi-directional IO

Delbert Raymond Cecchi; Charles C. Hanson; Curtis Walter Preuss

The data bandwidth of an existing 1 GB/s high speed link is increased to 2 GB/s by use of differential simultaneous bi-directional signaling. This signaling technique allows a physical channel to carry two independent data streams, effectively doubling the data rate per IO. The driver also provides digital precompensation to counteract intersymbol interference due to skin effect attenuation.


Archive | 2002

Center tap level control for current mode differential driver

Curtis Walter Preuss; Charles C. Hanson


Archive | 1987

Disk drive head retract and motor braking method and apparatus

Charles C. Hanson; Michael Joseph Ross


Archive | 1974

Counter resetting circuitry for magnetic disk system

Charles C. Hanson; Francis Kong King


Archive | 2000

CMOS bi-directional current mode differential link with precompensation

Delbert Raymond Cecchi; Charles C. Hanson; Curtis Walter Preuss


Archive | 2001

Active trim circuit for CMOS on-chip resistors

Delbert Raymond Cecchi; Charles C. Hanson; Curtis Walter Preuss


Archive | 2002

CMOS receiver for simultaneous bi-directional links

Delbert Raymond Cecchi; Charles C. Hanson; Curtis Walter Preuss


Archive | 1969

VARIABLE THRESHOLD AMPLIFIER WITH INPUT DIVIDER CIRCUIT

Charles C. Hanson


Archive | 1968

LOGARITHMIC SENSE AMPLIFIER HAVING MEANS FOR ESTALISHING A PREDETERMINED OUTPUT VOLTAGE LEVEL WHEN THE INPUT SIGNAL IS AT A MAXIMUM

Charles C. Hanson


Archive | 2000

Echo cancellation circuit for a Bi-directional current mode link

Delbert Raymond Cecchi; Charles C. Hanson; Curtis Walter Preuss

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