Patents by Inventor Takekazu YOSHINAGA

Takekazu YOSHINAGA 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).

  • Communication terminal device for avoiding inoperative state caused by excessive power consumption and communication control method therefore
    Patent number: 10341954
    Abstract: In a communication control method for a communication terminal device including a plurality of communication units corresponding to different communication schemes or communication systems to perform communication in parallel, when a first communication unit performs transmission, transmission/reception of another communication unit is stopped. Then, a transmission/reception stop duration of the another communication unit is set to be equal to or less than a predetermined number of synchronization protection stages.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: July 2, 2019
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Takahito Ishii, Takekazu Yoshinaga
  • COMMUNICATION CONTROL METHOD FOR COMMUNICATION TERMINAL DEVICE, AND COMMUNICATION TERMINAL DEVICE
    Publication number: 20170289912
    Abstract: In a communication control method for a communication terminal device including a plurality of communication units corresponding to different communication schemes or communication systems to perform communication in parallel, when a first communication unit performs transmission, transmission/reception of another communication unit is stopped. Then, a transmission/reception stop duration of the another communication unit is set to be equal to or less than a predetermined number of synchronization protection stages.
    Type: Application
    Filed: September 29, 2015
    Publication date: October 5, 2017
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Takahito ISHII, Takekazu YOSHINAGA