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Run Zhang Patents |
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Inventor: Zhang; Run
Address: Acton, MA
No. of patents: 5
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7068688 |
Electro-optic Q-switch |
June 27, 2006 |
| An electro-optic Q-switch for generating sequence of laser pulses was disclosed. The Q-switch comprises a quadratic electro-optic material and is connected with an electronic unit generating a radio frequency wave with positive and negative pulses alternatively. The Q-switch is contr |
| 6404538 |
High-speed electro-optic modulator |
June 11, 2002 |
| An optical modulator is provided to control the intensity of a transmitted or reflected light. In a transmission mode, a separator splits arbitrarily polarized light into two polarization rays and one is made to travel a separate path from the other. A recombiner causes the two rays to |
| 6330097 |
High-speed electro-optic modulator |
December 11, 2001 |
| An optical modulator is provided to control the intensity of a transmitted or reflected light. In a transmission mode, a separator splits arbitrarily polarized light into two polarization rays and one is made to travel a separate path from the other. A recombiner causes the two rays to |
| 6239900 |
Reflective fiber-optic isolator |
May 29, 2001 |
| In a device having a fiber-optic cables, one that is normally an input and one that is normally an out output for light transmission through the device, a first polarization sensitive deflector encompassing the normal input beam and a second polarization sensitive deflector encompassing |
| 6137619 |
High-speed electro-optic modulator |
October 24, 2000 |
| An optical modulator is provided to control the intensity of a transmitted or reflected light. In a transmission mode, a separator splits arbitrarily polarized light into two polarization rays and one is made to travel a separate path from the other. A recombiner causes the two rays to |
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