Patent application number | Description | Published |
20080290066 | Method of Fabricating Polymer Modulators With Etch Stop Clads - A process that comprises dry etching a trench into a side clad polymer layer using an underlying passive polymer layer as an etch stop, and then back filling the trench with an electro-optic polymer. | 11-27-2008 |
20100040322 | INTEGRATED ELECTRO-OPTIC DEVICE AND METHOD OF MAKING - An electro-optic polymer semiconductor integrated circuit includes one or more doped regions configured to drive one or more electrodes, and the electrodes are configured to drive a juxtaposed electro-optic core. The assembly may include a planarization layer disposed at least partially coplanar with the electrodes. The circuit may include an integrated multiplexer, driver configured to receive a signal from the multiplexer, at least one high speed electrode configured to be driven by the driver and modulate light energy passed through a hyperpolarizable poled chromophore regions disposed near the high speed electrode. The circuit may include a calibration storage circuit. The circuit may include, during fabrication, structures to provide voltage to a buried electrode and a shield to prevent damage from the poling field. | 02-18-2010 |
20100172619 | Single Mode Photonic Circuit Architecture and a New Optical Splitter Design Based on Parallel Waveguide Mode Conversion - The new single mode circuit (SMC) architecture is invented for photonic integrated circuits (PIC). This architecture allows using multimode waveguides or structures to construct a single mode operated PIC. The multimode sections used in such SMC based PIC possess strong lateral confinement so that the PIC can have high circuit density and high optical performance at the same time. A parallel mode converter structure is also invented here. Based on this parallel mode converter, a low loss optical splitter can be constructed for high index contrast waveguide system. | 07-08-2010 |
20110091148 | Circuit architecture for electro-optic modulation based on free carrier dispersion effect and the waveguide capacitor structures for such modulator circuitry using CMOS or Bi-CMOS process - New circuit architecture for electro-optic modulator based on free-carrier dispersion effect is invented, in which the waveguide capacitor of the modulator is embed in the circuits and physically layout together with transistors, the switching of the modulator occurs in transistors, and as the result, the electro-optical modulation occurs in the waveguide capacitor. The invented modulator is not one physical device, it is actually a circuit. Several circuit design techniques are imported, leading to several new modulator circuits that have very high operation speed and very small power consumption. Several new waveguide capacitor structures are also invented that allow high efficient modulator circuits to be built. | 04-21-2011 |
20120008897 | Single Mode Photonic Circuit Architecture and a New Optical Splitter Design Based on Parallel Waveguide Mode Conversion - The new single mode circuit (SMC) architecture is invented for photonic integrated circuits (PIC). This architecture allows using multimode waveguides or structures to construct a single mode operated PIC. The multimode sections used in such SMC based PIC possess strong lateral confinement so that the PIC can have high circuit density and high optical performance at the same time. A parallel mode converter structure is also invented here. Based on this parallel mode converter, a low loss optical splitter can be constructed for high index contrast waveguide system. | 01-12-2012 |
20120045162 | Circuit architecture for electro-optic modulation based on free carrier dispersion effect and the waveguide capacitor structures for such modulator circuitry using CMOS or Bi-CMOS process - New circuit architecture for electro-optic modulator based on free-carrier dispersion effect is invented, in which the waveguide capacitor of the modulator is embed in the circuits and physically layout together with transistors, the switching of the modulator occurs in transistors, and as the result, the electro-optical modulation occurs in the waveguide capacitor. The invented modulator is not one physical device, it is actually a circuit. Several circuit design techniques are imported, leading to several new modulator circuits that have very high operation speed and very small power consumption. Several new waveguide capacitor structures are also invented that allow high efficient modulator circuits to be built. | 02-23-2012 |
20120163749 | INTEGRATED CIRCUIT WITH OPTICAL DATA COMMUNICATION - An integrated circuit is configured for optical communication via an optical polymer stack located on top of the integrated circuit. The optical polymer stack may include one or more electro-optic polymer devices including an electro-optic polymer. The electro-optic polymer may include a host polymer and a second order nonlinear chromomophore, the host polymer and the chromophore both including aryl groups configured to interact with one another to provide enhanced thermal and/or temporal stability. | 06-28-2012 |
20150015481 | Gesture Recognition Systems - A system including a first radiation source providing a first beam and a second radiation source providing a second beam, and a radiation sensor, wherein the first beam does not overlap the second beam. In some embodiments, the radiation comprises infrared radiation. A gesture recognition system including at least one infrared sensor, a first infrared light emitting diode (LED) providing a first far-field radiation beam that extends from the first infrared LED and defines a first central ray, a second infrared light emitting diode (LED) providing a second far-field radiation beam that extends from the second infrared LED and defines a second central ray, wherein the first central ray and the second central ray define a single intersection point and an angle of intersection. | 01-15-2015 |