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Collazo

Caesar Collazo, Tarzana, CA US

Patent application numberDescriptionPublished
20090320082Method of delivering content data - A system and method are provided for delivering video content data from a first computer to a second computer. In such system, a first computer can store video content in first and second encoded video files having first and second data encoding formats. The video content may be stored in a directory accessible by a request from a browser of a second computer. The first computer can receive a request for content data from the second computer and identify a data format consumable a player of the second computer. When the requested content data is available in the consumable data format, the first computer can transmit the requested content data in the consumable data format to the second computer. When the requested content data is available at the first computer but is not in the consumable data format, the first computer may convert the requested content data to the consumable data format and transmit the converted content data having the consumable data format to the second computer.12-24-2009

Carlos Miguel Collazo, San Mateo, CA US

Patent application numberDescriptionPublished
20100299292Systems and Methods for Application-Level Security - A system and method for application-level security is disclosed. Application-level security refers to detecting security threats from functional user behavior. Information about functional user behavior is transformed into a behavior session. The behavior session is transformed into a behavior pattern. The behavior pattern is correlated with evaluation patterns to detect potential security threats. Behavior patterns are collected over time to improve analysis.11-25-2010

Ramón R. Collazo, Raleigh, NC US

Patent application numberDescriptionPublished
20100025823PASSIVATION OF ALUMINUM NITRIDE SUBSTRATES - The present invention provides methods of protecting a surface of an aluminum nitride substrate. The substrate with the protected surface can be stored for a period of time and easily activated to be in a condition ready for thin film growth or other processing. In certain embodiments, the method of protecting the substrate surface comprises forming a passivating layer on at least a portion of the substrate surface by performing a wet etch, which can comprise the use of one or more organic compounds and one or more acids. The invention also provides aluminum nitride substrates having passivated surfaces.02-04-2010
20110020602CONTROLLED POLARITY GROUP III-NITRIDE FILMS AND METHODS OF PREPARING SUCH FILMS - The present invention provides methods of preparing Group III-nitride films of controlled polarity and substrates coated with such controlled polarity films. In particular, the invention provides substrate preparation steps that optimize the substrate surface for facilitating growth of a Group III-polar film, an N-polar film, or a selectively patterned film with both a Group III-polar portion and an N-polar portion in precise positioning. The methods of the invention are particularly suited for use in CVD methods.01-27-2011
20110140124PASSIVATION OF ALUMINUM NITRIDE SUBSTRATES - The present invention provides methods of protecting a surface of an aluminum nitride substrate. The substrate with the protected surface can be stored for a period of time and easily activated to be in a condition ready for thin film growth or other processing. In certain embodiments, the method of protecting the substrate surface comprises forming a passivating layer on at least a portion of the substrate surface by performing a wet etch, which can comprise the use of one or more organic compounds and one or more acids. The invention also provides aluminum nitride substrates having passivated surfaces.06-16-2011

Patent applications by Ramón R. Collazo, Raleigh, NC US

Ramón R. Collazo, Raleigh, NC US

Patent application numberDescriptionPublished
20110020602CONTROLLED POLARITY GROUP III-NITRIDE FILMS AND METHODS OF PREPARING SUCH FILMS - The present invention provides methods of preparing Group III-nitride films of controlled polarity and substrates coated with such controlled polarity films. In particular, the invention provides substrate preparation steps that optimize the substrate surface for facilitating growth of a Group III-polar film, an N-polar film, or a selectively patterned film with both a Group III-polar portion and an N-polar portion in precise positioning. The methods of the invention are particularly suited for use in CVD methods.01-27-2011