Patents by Inventor Hiroshi Ogasawasa

Hiroshi Ogasawasa 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).

  • Data transmission system and communication devices
    Publication number: 20040071106
    Abstract: In this invention, wireless video telephone communication between mobile telephones MS1 and MS2 using the MPEG-2 standard is performed when the reception field strength falls below a threshold value of H continuously for a specific period of T3 or longer in the course of receiving the data at one mobile telephone MS2, the telephone MS2 monitors the restoration of the reception field strength. After detecting the restoration, mobile telephone MS2 transmits a request for the transmission of an I frame to mobile telephone MS1. Upon receipt of the request, mobile telephone MSI creates an I frame in place of a P frame and transmits, the I frame.
    Type: Application
    Filed: November 6, 2001
    Publication date: April 15, 2004
    Inventors: Koichi Ito, Kentoku Yamaguchi, Nobuhiro Inoue, Yuichi Sato, Kei Sakuma, Seiji Oura, Tomeo Oka, Yoshihiro Kataoka, Hiroshi Ogasawasa