Category:Qian XU of Folsom CA (US)

Qian XU of Folsom CA (US)

Executive Summary

Qian XU of Folsom CA (US) is an inventor who has filed 2 patents. Their primary areas of innovation include according to rate distortion criteria (rate-distortion as a criterion for motion estimation (2 patents), Embedding additional information in the video signal during the compression process ( (2 patents), Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter (1 patents), and they have worked with companies such as INTERDIGITAL VC HOLDINGS, INC. (2 patents). Their most frequent collaborators include (2 collaborations), (2 collaborations), (2 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• H04N19/147 (according to rate distortion criteria (rate-distortion as a criterion for motion estimation): 2 patents
• H04N19/46 (Embedding additional information in the video signal during the compression process (): 2 patents
• H04N19/157 (Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter): 1 patents
• H04N19/105 (Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction): 1 patents
• H04N19/12 (Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264): 1 patents
• H04N19/132 (Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking): 1 patents
• H04N19/134 (characterised by the element, parameter or criterion affecting or controlling the adaptive coding): 1 patents
• H04N19/176 (the unit being an image region, e.g. an object): 1 patents
• H04N19/593 (involving spatial prediction techniques): 1 patents
• H04N19/61 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 1 patents
• H04N19/117 (Filters, e.g. for pre-processing or post-processing (sub-band filter banks): 1 patents
• H04N19/174 (the region being a slice, e.g. a line of blocks or a group of blocks): 1 patents
• H04N19/196 (being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters (processing of motion vectors): 1 patents
• H04N19/82 (involving filtering within a prediction loop): 1 patents
• H04N19/86 (involving reduction of coding artifacts, e.g. of blockiness): 1 patents

Companies

List of Companies

• INTERDIGITAL VC HOLDINGS, INC.: 2 patents

Collaborators

• Joel SOLE of San Diego CA (US) (2 collaborations)
• Peng YIN of Ithaca NY (US) (2 collaborations)
• Yunfei ZHENG of San Jose CA (US) (2 collaborations)
• Xiaoan LU of Princeton NJ (US) (2 collaborations)