Patent application number | Description | Published |
20120018653 | Metamaterial surfaces - An apparatus to modify an incident free space electromagnetic wave includes a block of an artificially structured material having an adjustable spatial distribution of electromagnetic parameters (e.g., ∈, μ, η, σ, and n). A controller applies control signals to dynamically adjust the spatial distribution of electromagnetic parameters in the material to introduce a time-varying path delay d(t) in the modified electromagnetic wave relative to the incident electromagnetic wave.) | 01-26-2012 |
20120019431 | Metamaterial surfaces - An apparatus to modify an incident free space electromagnetic wave includes a block of an artificially structured material having an adjustable spatial distribution of electromagnetic parameters (e.g., ∈, μ, η, σ, and n). A controller applies control signals to dynamically adjust the spatial distribution of electromagnetic parameters in the material to introduce a time-varying path delay d(t) in the modified electromagnetic wave relative to the incident electromagnetic wave. | 01-26-2012 |
20120019432 | Metamaterial surfaces - An apparatus to modify an incident free space electromagnetic wave includes a block of an artificially structured material having an adjustable spatial distribution of electromagnetic parameters (e.g., ∈, μ, η, σ, and n). A controller applies control signals to dynamically adjust the spatial distribution of electromagnetic parameters in the material to introduce a time-varying path delay d (t) in the modified electromagnetic wave relative to the incident electromagnetic wave. | 01-26-2012 |
20120019892 | Metamaterial surfaces - An apparatus to modify an incident free space electromagnetic wave includes a block of an artificially structured material having an adjustable spatial distribution of electromagnetic parameters (e.g., ε, μ, η, σ, and n). A controller applies control signals to dynamically adjust the spatial distribution of electromagnetic parameters in the material to introduce a time-varying path delay d(t) in the modified electromagnetic wave relative to the incident electromagnetic wave. | 01-26-2012 |
20120194399 | Surface scattering antennas - Surface scattering antennas provide adjustable radiation fields by adjustably coupling scattering elements along a wave-propagating structure. In some approaches, the scattering elements are complementary metamaterial elements. In some approaches, the scattering elements are made adjustable by disposing an electrically adjustable material, such as a liquid crystal, in proximity to the scattering elements. Methods and systems provide control and adjustment of surface scattering antennas for various applications. | 08-02-2012 |
20120286897 | METAMATERIAL WAVEGUIDE LENS - A metamaterial waveguide structure is disclosed. In some approaches the metamaterial waveguide structure is compressed along an optical axis using transformation optics techniques. An example is a Rotman lens that is compressed by 27 percent along the optical axis while maintaining the beam steering range, gain and side lobe amplitudes over a broad frequency range. In some approaches the metamaterial waveguide structure includes a plurality of complementary metamaterial elements patterned on a conducting surface of the waveguide. | 11-15-2012 |
20130215551 | GRAPHENE MOUNTED ON AEROGEL - An apparatus having reduced phononic coupling between a graphene monolayer and a substrate is provided. The apparatus includes an aerogel substrate and a monolayer of graphene coupled to the aerogel substrate. | 08-22-2013 |
20130281920 | Endometrial Ablation - A tissue ablation system includes a waveguide configured to leak microwave radiation through an array of subwavelength apertures. | 10-24-2013 |
20130309456 | GRAPHENE MOUNTED ON AEROGEL - An apparatus having reduced phononic coupling between a graphene monolayer and a substrate is provided. The apparatus includes an aerogel substrate and a monolayer of graphene coupled to the aerogel substrate. | 11-21-2013 |
20140000805 | GRAPHENE MOUNTED ON AEROGEL | 01-02-2014 |
20140009275 | SYSTEMS AND METHODS FOR VEHICLE MONITORING - A monitoring service is configured to receive monitoring data from one or more collision detection systems. The monitoring data may comprise collision detection information, such as a collision detection model, sensor data, data pertaining to potential collisions, data pertaining to collisions, vehicle identifier(s), and so on. The monitoring service may extract and/or derive indexing criteria from the monitoring data, and may store and/or index the monitoring data on a persistent storage. An entity may request monitoring data pertaining to a specified time, location, and/or vehicle. The monitoring service may respond to the request by identifying monitoring data that conforms with the request, and providing the identified monitoring data to the requesting entity. The monitoring service may issue collision notifications to emergency service entities and/or may provide collision alerts to vehicles in the vicinity of a collision. | 01-09-2014 |
20140012492 | SYSTEMS AND METHODS FOR COOPERATIVE COLLISION DETECTION - A vehicle collision detection system may be configured to coordinate with collision detection systems of other vehicles. The coordination may comprise sharing sensor data with other vehicles, receiving sensor information from other vehicles, using sensor information to generate a collision detection model, sharing the collision detection model with other vehicles, receiving a collision detection model from other vehicles, and the like. In some embodiments, vehicles may coordinate sensor operation to form a bistatic and/or multistatic sensor configuration, in which a detection signal generated at a first land vehicle is detected at a sensing system at a second land vehicle. | 01-09-2014 |
20140266946 | SURFACE SCATTERING ANTENNA IMPROVEMENTS - Surface scattering antennas provide adjustable radiation fields by adjustably coupling scattering elements along a wave-propagating structure. In some approaches, the scattering elements are patch elements. In some approaches, the scattering elements are made adjustable by disposing an electrically adjustable material, such as a liquid crystal, in proximity to the scattering elements. Methods and systems provide control and adjustment of surface scattering antennas for various applications. | 09-18-2014 |
20140376156 | GRAPHENE MOUNTED ON AEROGEL - An apparatus having reduced phononic coupling between a graphene monolayer and a substrate is provided. The apparatus includes an aerogel substrate and a monolayer of graphene coupled to the aerogel substrate. | 12-25-2014 |
20150016483 | METHOD AND SYSTEM FOR PUMPING OF AN OPTICAL RESONATOR - A method of pumping an optical resonator includes directing light generated by a pumping light at the optical resonator, exciting a propagating surface state of the optical resonator at an interface of the optical resonator, and changing a propagating frequency of the light proximate the interface, where the changed frequency corresponds to a propagation frequency of the surface state. The optical resonator includes a photonic crystal and a material, where the interface is formed between the photonic crystal and the material. | 01-15-2015 |
20150035662 | SYSTEMS AND METHODS FOR ADAPTIVE VEHICLE SENSING SYSTEMS - An adaptive sensing system is configured to acquire sensor data pertaining to objects in the vicinity of a land vehicle. The adaptive sensing system may be configured to identify objects that are at least partially obscured by other objects and, in response, the adaptive sensing system may be configured to modify the configuration of one or more sensors to obtain additional information pertaining to the obscured objects. The adaptive sensing system may comprise and/or be communicatively coupled to a collision detection module, which may use the sensor data acquired by the adaptive sensing system to detect potential collisions. | 02-05-2015 |
20150035687 | SYSTEMS AND METHODS FOR ADAPTIVE VEHICLE SENSING SYSTEMS - An adaptive sensing system is configured to acquire sensor data pertaining to objects in the vicinity of a land vehicle. The adaptive sensing system may be configured to identify objects that are at least partially obscured by other objects and, in response, the adaptive sensing system may be configured to modify the configuration of one or more sensors to obtain additional information pertaining to the obscured objects. The adaptive sensing system may comprise and/or be communicatively coupled to a collision detection module, which may use the sensor data acquired by the adaptive sensing system to detect potential collisions. | 02-05-2015 |
20150039218 | SYSTEMS AND METHODS FOR ADAPTIVE VEHICLE SENSING SYSTEMS - An adaptive sensing system is configured to acquire sensor data pertaining to objects in the vicinity of a land vehicle. The adaptive sensing system may be configured to identify objects that are at least partially obscured by other objects and, in response, the adaptive sensing system may be configured to modify the configuration of one or more sensors to obtain additional information pertaining to the obscured objects. The adaptive sensing system may comprise and/or be communicatively coupled to a collision detection module, which may use the sensor data acquired by the adaptive sensing system to detect potential collisions. | 02-05-2015 |