Patents by Inventor Tak W. Yan

Tak W. Yan 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).

  • Publication number: 20150142566
    Abstract: Systems, methods, and computer-readable media for providing fresh product listing advertisements in response to a search query are presented. More particularly, in response to receiving a search query, a plurality of search results are identified, which search results are relevant to the search query. Additionally, a first set of product listing advertisements is identified. A second set of product listing advertisements, which are fresh product listing advertisements, are also identified and combined into the first set. Upon generating the search results page, at least some of the identified search results and some of the product listing advertisements are included. At least one of the fresh product listing advertisements is included in the generated search results page. The at least one fresh product listing advertisement is tagged with an annotation indicating that the advertisement is a fresh product listing advertisement.
    Type: Application
    Filed: November 19, 2013
    Publication date: May 21, 2015
    Applicant: Microsoft Corporation
    Inventors: Wei Vivian Zhang, Tak W. Yan, Ye Chen
  • Publication number: 20090171728
    Abstract: The present invention provides a method and apparatus for sponsored Internet-based search simulation. The present invention includes receiving a search query sequence that represents a search query and selecting one or more advertisements based on the search query sequence. The present invention further includes filtering the plurality of advertisements based on advertising budget data and determining a number of user-selections on the advertisements using a pre-calculated user-selection model. The present invention further includes updating advertiser account information regarding advertising rates in response to the number of user-selections and generating simulation log data reflecting the advertisings, user-selections and advertising account information. This technique thereby performs the simulation based on user search queries, in response to user-selection models and references the user-selection and advertisement with advertisement budget data, consistent with live sponsored search result operations.
    Type: Application
    Filed: December 27, 2007
    Publication date: July 2, 2009
    Inventors: Tak W. Yan, Prabhakar Krishnamurthy, Ketan Deshpande, Chih-Chao Chang, Soam Acharya
  • Publication number: 20080091524
    Abstract: The present invention relates to systems and methods for generating an adjustment factor for a cost associated with a user selection of an advertisement displayed at a website. The method of the present invention comprises retrieving analytics data and traffic quality metric data associated with the website, and calculating a traffic quality score for the website. An adjustment factor for the website is calculated based upon the traffic quality score associated with the website and a benchmark traffic quality score.
    Type: Application
    Filed: October 13, 2006
    Publication date: April 17, 2008
    Applicant: Yahoo! Inc.
    Inventors: Tak W. Yan, Kerem Tomak, Chi-Chao Chang
  • Patent number: 5608904
    Abstract: Probe-based query processing for a database system that loosely integrates a structured database and a text retrieval system is described. The query processing constructs a query plan that efficiently evaluates a conjunctive query having joins of structured and textual data by sending to the text retrieval system one or more text search/retrieve operations.
    Type: Grant
    Filed: February 13, 1995
    Date of Patent: March 4, 1997
    Assignee: Hewlett-Packard Company
    Inventors: Surajit Chaudhuri, Umeshwar Dayal, Tak W. Yan