Macom Technology Solutions Holdings, Inc.

Aeroflex Colorado Springs Inc.

Rockford C Curby

David B Kerwin

Wesley Fields

An apparatus includes a first circuit and a second circuit. The first circuit may be configured to inject charge into an I-region of a PIN diode in response to a first state of a control signal. The second circuit may be configured to remove charge from the I-region of the PIN diode in response to a second state of the control signal. A radio frequency switching time of the apparatus is generally about two orders of magnitude lower than a carrier lifetime of the PIN diode.

High speed PIN diode driver circuit

A front side illuminated photo detector array is shielded from X-ray cross-talk by filling the septa between individual photo detector diodes with a high atomic number material such as tungsten. The processing circuitry is also shielded from stray X-rays by a barrier such as tungsten placed between each photo detector diode and the processing circuitry. This barrier serves a dual role as shielding the processing circuitry from stray X-ray radiation and acting as the electrical contact between the detector diode and the circuitry.

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Sunnyvale, CA, United States of America

Rockford C Curby