Patents by Inventor Ka Ming Chan
Ka Ming Chan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11436294Abstract: A network-based service is disclosed for disambiguating search queries based on a location-based clustering of search results corresponding to the query. In one embodiment, a user may submit a query for travel items, such as hotel accommodations. The service can determine, based on the query, an initial set of hotels providing such accommodations. The service can then cluster the hotels according to their geographic positions. If the service identifies multiple clusters, the user can be prompted to select a specific cluster to receive additional information regarding the cluster. Illustratively, if a user submits a query for a hotel in “Springfield,” the service may ask the user to select among multiple clusters of results, each corresponding to a different city named “Springfield” in which results have been located.Type: GrantFiled: July 19, 2019Date of Patent: September 6, 2022Assignee: Expedia, Inc.Inventors: Ondrej Linda, Ka Ming Chan, Prashanth Kotte Prakasam, Ananth Lingamneni, Shane William Myrick, Sangwa Simfukwe
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Publication number: 20200104781Abstract: The technical problem of automatically facilitating a career transition that is a career pivot is addressed by providing a career navigator component in an on-line connection network system. The career navigator is configured to determine that a member's intent is to pivot in their career and, in response, identify, rank, and surface member profiles that indicate the same pivot. The operations for recognizing a pivot intent include maintaining hierarchical occupation taxonomy that can be consulted to determine whether the member's activities on the web site relate to the same or different parent occupations. Once the pivot intent has been recognized, the career navigator identifies those member profiles that indicate the same career transition, and presents those profiles to the pivoting member via a custom-generated user interface.Type: ApplicationFiled: September 28, 2018Publication date: April 2, 2020Inventors: Karthik Dundee Jayachandar Naidu, Xingyu Chen, Kyle Wen Liu, Ka Ming Chan, Hang Li, Eduardo Monroy Martinez, Vijay Ramamurthy, Himanshu Khurana, Rohan Ramanath, Luan Nguyen
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Publication number: 20190340211Abstract: A network-based service is disclosed for disambiguating search queries based on a location-based clustering of search results corresponding to the query. In one embodiment, a user may submit a query for travel items, such as hotel accommodations. The service can determine, based on the query, an initial set of hotels providing such accommodations. The service can then cluster the hotels according to their geographic positions. If the service identifies multiple clusters, the user can be prompted to select a specific cluster to receive additional information regarding the cluster. Illustratively, if a user submits a query for a hotel in “Springfield,” the service may ask the user to select among multiple clusters of results, each corresponding to a different city named “Springfield” in which results have been located.Type: ApplicationFiled: July 19, 2019Publication date: November 7, 2019Inventors: Ondrej Linda, Ka Ming Chan, Prashanth Kotte Prakasam, Ananth Lingamneni, Shane William Myrick, Sangwa Simfukwe
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Patent number: 10360276Abstract: A network-based service is disclosed for disambiguating search queries based on a location-based clustering of search results corresponding to the query. In one embodiment, a user may submit a query for travel items, such as hotel accommodations. The service can determine, based on the query, an initial set of hotels providing such accommodations. The service can then cluster the hotels according to their geographic positions. If the service identifies multiple clusters, the user can be prompted to select a specific cluster to receive additional information regarding the cluster. Illustratively, if a user submits a query for a hotel in “Springfield,” the service may ask the user to select among multiple clusters of results, each corresponding to a different city named “Springfield” in which results have been located.Type: GrantFiled: July 28, 2015Date of Patent: July 23, 2019Assignee: Expedia, Inc.Inventors: Ondrej Linda, Ka Ming Chan, Prashanth Kotte Prakasam, Ananth Lingamneni, Shane William Myrick, Sangwa Simfukwe
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Publication number: 20170031931Abstract: A network-based service is disclosed for disambiguating search queries based on a location-based clustering of search results corresponding to the query. In one embodiment, a user may submit a query for travel items, such as hotel accommodations. The service can determine, based on the query, an initial set of hotels providing such accommodations. The service can then cluster the hotels according to their geographic positions. If the service identifies multiple clusters, the user can be prompted to select a specific cluster to receive additional information regarding the cluster. Illustratively, if a user submits a query for a hotel in “Springfield,” the service may ask the user to select among multiple clusters of results, each corresponding to a different city named “Springfield” in which results have been located.Type: ApplicationFiled: July 28, 2015Publication date: February 2, 2017Inventors: Ondrej Linda, Ka Ming Chan, Prashanth Kotte Prakasam, Ananth Lingamneni, Shane William Myrick, Sangwa Simfukwe
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Patent number: 9083976Abstract: A system (and a method) are disclosed for a video processing system with enhanced entropy coding performance. The system includes an entropy decoder configured to divide decoding of an input video stream into arithmetic decoding and syntax decoding. The entropy decoder includes an arithmetic decoding module, a syntax decoding module, a memory management module and a memory buffer connecting the two decoding modules. The arithmetic decoding module is configured to decode the input video stream into multiple bins of decoded input video stream and the syntax decoding module is configured to decode the bins of arithmetically decoded input videos stream into one or more syntax elements. The memory management module uses the memory buffer to accelerate the coding performances of arithmetic decoding and syntax decoding. The system also includes a corresponding entropy encoder configured to encode a video stream with improved coding performance.Type: GrantFiled: March 15, 2013Date of Patent: July 14, 2015Assignee: FREESCALE SEMICONDUCTOR, INC.Inventors: Jun Xin, Behzad R. Sayyah, William Ka-ming Chan
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Patent number: 9051392Abstract: The present invention provides a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD) of a TNF-like receptor. Also provided by this invention is a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD), wherein the PLAD is selected from the group consisting of: the PLAD of a TNF-R, the PLAD of p60, the PLAD of p80, the PLAD of Fas (CD95/APO-1), the PLAD of TRAIL receptors, the PLAD of LT?R, the PLAD of CD40, the PLAD of CD30, the PLAD of CD27, the PLAD of HVEM, the PLAD of OX40 and the PLAD of DR4. TNF-R, p60, p80, Fas, TRAIL receptor, LT?R, CD40, CD30, CD27, HVEM, OX40, DR4, TROY, EDAR, XEDAR, DCR3, AITR, 4-1BB, DR3, RANK, TACI, BCMA, DR6, DPG, DR5, DCR1 AND DCR2 are all members of the TNF receptor superfamily or the TNF-like receptor family. The invention also provides the PLAD for other members of the TNF receptor superfamily.Type: GrantFiled: December 12, 2006Date of Patent: June 9, 2015Assignee: The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Michael J. Lenardo, Francis Ka-Ming Chan, Richard M. Siegel
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Patent number: 8588300Abstract: Transcoder chip having a buffer for temporarily storing decoded macroblocks and compressed domain parameters. A video decoding module of the transcoding chip decodes and stores the decoded macroblocks in the buffer in a first sequence. The video encoding module then reads the data from the buffer in a second sequence different from the first sequence to encode the macroblocks in a different format. The buffer can also be used for deblocking the macroblocks and for filtering motion vectors. By using the buffer, data traffic between the transcoding chip and external memory is reduced, increasing the speed for transcoding a video sequence from one format to another.Type: GrantFiled: April 18, 2012Date of Patent: November 19, 2013Assignee: Zenverge, Inc.Inventors: Anthony D. Masterson, William Ka-ming Chan
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Patent number: 8179964Abstract: Transcoder chip having a buffer for temporarily storing decoded macroblocks and compressed domain parameters. A video decoding module of the transcoding chip decodes and stores the decoded macroblocks in the buffer in a first sequence. The video encoding module then reads the data from the buffer in a second sequence different from the first sequence to encode the macroblocks in a different format. The buffer can also be used for deblocking the macroblocks and for filtering motion vectors. By using the buffer, data traffic between the transcoding chip and external memory is reduced, increasing the speed for transcoding a video sequence from one format to another.Type: GrantFiled: September 7, 2007Date of Patent: May 15, 2012Assignee: Zenverge, Inc.Inventors: Anthony D. Masterson, William Ka-ming Chan
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Publication number: 20100041596Abstract: The present invention provides a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD) of a TNF receptor-like receptor. Also provided by this invention is a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD), wherein the PLAD is selected from the group consisting of: the PLAD of a TNF-R, the PLAD of p60, the PLAD of p80, the PLAD of Fas (CD95/APO-1), the PLAD of TRAIL receptors, the PLAD of LTyR, the PLAD of CD40, the PLAD of CD30, the PLAD of CD27, the PLAD of HVEM, the PLAD of OX40 and the PLAD of DR4. TNF-R, p60, p80, Fas, TRAIL receptor, LTyR, CD40, CD30, CD27, HVEM, OX40, DR4, TROY, EDAR, XEDAR, DCR3, AITR, 4-1BB, DR3, RANK, TACI, BCMA, DR6, DPG, DR5, DCR1 AND DCR2 are all members of the TNF receptor superfamily or the TNF-like receptor family. The invention also provides the PLAD for other members of the TNF receptor superfamily.Type: ApplicationFiled: June 26, 2006Publication date: February 18, 2010Inventors: Michael Lenardo, Guo-Min Deng, Francis Ka-Ming Chan, Lixen Zheng
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Publication number: 20080019909Abstract: Methods related to modulating programmed necrosis are described. The methods relate to modulation of proteins involved in programmed necrosis, e.g., tumor necrosis factor receptor (2) (TNFR-2), tumor necrosis factor receptor (1) (TNFR-1), and receptor-interacting protein (RIP).Type: ApplicationFiled: September 17, 2004Publication date: January 24, 2008Inventors: Francis Ka-Ming Chan, Michael Lenardo
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Patent number: 7152993Abstract: A flashlight configured to durably provide an effective beam of light for extended periods of time. The flashlight features a high-power, directed LED configured to produce a divergent beam of light that is characterized by an optical directivity angle extending from a vertex point. The flashlight includes a lens having a first portion forming a convergent lens, where the LED is located such that its vertex point coincides with the lens' focal point. The convergent lens is sized and positioned such that substantially all of the directed light from the LED passes through the convergent lens portion to emerge in a first beam of parallel light. The LED emits additional light through a tip. A parabolic reflector has the tip at its focal point to reflects the additional light into a second beam of parallel light that is parallel to and surrounding the first beam, thus forming a single and more efficient useful beam.Type: GrantFiled: August 4, 2005Date of Patent: December 26, 2006Assignee: The Brinkmann CorporationInventors: Ka Ming Chan, Siu Cheong Hon
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Patent number: 7148061Abstract: The present invention provides a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD) of a TNF-like receptor. Also provided by this invention is a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD), wherein the PLAD is selected from the group consisting of: the PLAD of a TNF-R, the PLAD of p60, the PLAD of p80, the PLAD of Fas (CD95/APO-1), the PLAD of TRAIL receptors, the PLAD of LT?R, the PLAD of CD40, the PLAD of CD30, the PLAD of CD27, the PLAD of HVEM, the PLAD of OX40 and the PLAD of DR4. TNF-R, p60, p80, Fas, TRAIL receptor, LT?R, CD40, CD30, CD27, HVEM, OX40, DR4, TROY, EDAR, XEDAR, DCR3, AITR, 4-1BB, DR3, RANK, TACI, BCMA, DR6, DPG, DR5, DCR1 AND DCR2 are all members of the TNF receptor superfamily or the TNF-like receptor family. The invention also provides the PLAD for other members of the TNF receptor superfamily.Type: GrantFiled: February 9, 2001Date of Patent: December 12, 2006Assignee: The United States of America as represented by the Department of Health and Human ServicesInventors: Michael J. Lenardo, Francis Ka-Ming Chan, Richard M. Siegel
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Publication number: 20060028810Abstract: A flashlight configured to durably provide an effective beam of light for extended periods of time. The flashlight features a high-power, directed LED configured to produce a divergent beam of light that is characterized by an optical directivity angle extending from a vertex point. The flashlight includes a lens having a first portion forming a convergent lens, where the LED is located such that its vertex point coincides with the lens' focal point. The convergent lens is sized and positioned such that substantially all of the directed light from the LED passes through the convergent lens portion to emerge in a first beam of parallel light. The LED emits additional light through a tip. A parabolic reflector has the tip at its focal point to reflects the additional light into a second beam of parallel light that is parallel to and surrounding the first beam, thus forming a single and more efficient useful beam.Type: ApplicationFiled: August 4, 2005Publication date: February 9, 2006Inventors: Ka Ming Chan, Siu Hon
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Publication number: 20030108992Abstract: The present invention provides a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD) of a TNF-like receptor. Also provided by this invention is a polypeptide comprising the isolated amino acid sequence of a pre-ligand assembly domain (PLAD), wherein the PLAD is selected from the group consisting of: the PLAD of a TNF-R, the PLAD of p60, the PLAD of p80, the PLAD of Fas (CD95/APO-1), the PLAD of TRAIL receptors, the PLAD of LT&bgr;R, the PLAD of CD40, the PLAD of CD30, the PLAD of CD27, the PLAD of HVEM, the PLAD of OX40 and the PLAD of DR4. TNF-R, p60, p80, Fas, TRAIL receptor, LT&bgr;R, CD40, CD30, CD27, HVEM, OX40, DR4, TROY, EDAR, XEDAR, DCR3, AITR, 4-1BB, DR3, RANK, TACI, BCMA, DR6, DPG, DR5, DCR1 AND DCR2 are all members of the TNF receptor superfamily or the TNF-like receptor family. The invention also provides the PLAD for other members of the TNF receptor superfamily.Type: ApplicationFiled: August 9, 2002Publication date: June 12, 2003Inventors: Michael J. Lenardo, Francis Ka-Ming Chan, Richard M. Siegel
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Patent number: 6266846Abstract: A vacuum cleaner head carries an array of brush bristles in conventional fashion. The bristles surround an inlet through which dust and debris are sucked into the vacuum cleaner during normal brushing action. A skirt is mounted inside the bristles so that when the head is pressed sufficiently towards a brushing surfaces a lower edge of the skirt can contact directly against the brushing surface.Type: GrantFiled: April 25, 2000Date of Patent: July 31, 2001Assignee: Talentone Development LimitedInventor: Ka Ming Chan
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Patent number: 5504412Abstract: The present invention is directed to a releasable battery pack containing rechargeable batteries. In particular, the present invention facilitates the easy collection and proper disposal of useless rechargeable batteries without discarding the electrical device in which the rechargeable batteries are installed. Further, the present invention is directed to a releasable, rechargeable battery pack which is not removed from the electrical device during charging of the battery pack. The present invention is also directed to a battery pack fitted to a wet and dry portable vacuum cleaner.Type: GrantFiled: March 15, 1994Date of Patent: April 2, 1996Assignee: GSL Rechargeable Products, LimitedInventors: Ka-Ming Chan, Kit-Shing Chu