Patents by Inventor D. Darryl Denton

D. Darryl Denton 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).

  • Wireless frequency-division-multiple-access direct sequence spread spectrum telephone system
    Patent number: 5511090
    Abstract: A cordless, battery-operated telephone of relatively low power consumption suitable to operate in license-exempt spectrum and which may employ an established communication protocol, such as the CT-2 communication protocol, is realized by providing a direct sequence spread spectrum (DSSS) modulator/spreader and demodulator/despreader in a battery-operated handset in connection with an intelligent CT-2 controller to which is added additional circuitry and functionality in the handset for acquiring, pulling-in and tracking, in both operational and low-power-consumption standby modes, a received DSSS signal from a base station unit.
    Type: Grant
    Filed: March 17, 1994
    Date of Patent: April 23, 1996
    Assignee: Tatung Telecom Corporation
    Inventors: D. Darryl Denton, Douglas Lau