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34results about How to "Issue can be addressed" patented technology

SNR scalable video encoding method and corresponding decoding method

The invention relates to scalable video encoders, and, more precisely, to an encoder comprising a base layer and at least an enhancement layer circuit, said circuits being capable of generating enhancement layer video data associated with compressed base layer video data and suitable for transmission to a video decoder. In said encoder, the implemented encoding method, based on a hierarchical triangular mesh representation to which a matching pursuit error coding step is specifically adapted, comprises a base layer encoding step and enhancement layer encoding steps.The invention also relates to a corresponding decoding method.
Owner:UNILOC 2017 LLC

Method and system for generating a split questionnaire

InactiveUS20170178163A1Reduce respondent burdenReduce boredomMarket predictionsComplete dataMissing data
A computing system for transforming at least one large questionnaire into a plurality of split questionnaires, said system comprising: one or more processors; memory; a display, and one or more programs stored in the memory and configured to be executed by said one or more processors; a questionnaire database for storing survey pilot data and tracking data associated with said at least one large questionnaire having survey questions; a data conversion module comprising said one or more programs executable to generate a data matrix associated with said survey pilot data and tracking data, and to convert said data matrix into a continuous data matrix; a split-questionnaire design (SQD) module comprising said one or more programs executable to receive said continuous data matrix, and operating to transform said at least one large questionnaire into said plurality of split questionnaires, wherein each of said plurality of split questionnaires comprises a subset of said survey questions; a skip logic module comprising said one or more programs executable to apply conditional logic to the operation of said SQD module when at least one question is based on a respondent's at least one preceding answer to a preceding question; an imputation module comprising said one or more programs executable to impute missing data induced by said SQD module and to create a complete data set; and a reporting module comprising said one or more programs executable to present said split questionnaires on said display.
Owner:B3INTELLIGENCE LTD

Signal Watermarking in the Presence of Encryption

A method is disclosed that enables the transmission of a digital message along with a corresponding information signal, such as audio or video. The supplemental information contained in digital messages can be used for a variety of purposes, such as enabling or enhancing packet authentication. In particular, a telecommunications device that is processing an information signal from its user, such as a speech signal, encrypts the information signal by performing a bitwise exclusive-or of an encryption key stream with the information signal stream. The device, such as a telecommunications endpoint, then intersperses the bits of the digital message throughout the encrypted signal in place of those bits overwritten, in a process referred to as “watermarking.” The endpoint then transmits the interspersed digital message bits as part of a composite signal that also comprises the encrypted information bits. No additional bits are appended to the packet to be transmitted, thereby addressing compatibility issues.
Owner:AVAYA INC
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