Patents by Inventor Huaiyeu Yu

Huaiyeu Yu 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: 20020097739
    Abstract: Methods for broadband multimedia telecommunication include broadcasting a large selection of video streams via fiber optic to local switches which are coupled to customers by POTS lines and providing video streams, high QOS voice and VDSL data service from the local switch to customer premises. Signals from customer premises equipment communicate to the local switch to select up to four simultaneous video streams (out of hundreds available). According to the presently preferred embodiment, video, data, and digital voice service are provided via ATM cells to the local switch where they are multiplexed with lifeline POTS service and transmitted to the customer premises via ATM cells Multicast video streams are duplicated at the point in the switch closest to the customer.
    Type: Application
    Filed: January 22, 2001
    Publication date: July 25, 2002
    Applicant: ViaGate Technologies, Inc.
    Inventors: Y. Brian Chen, Viswa Sharma, Nadine Brody, Huaiyeu Yu, Neil Weinstock