Patents Assigned to PN Telecom Co., Ltd.
  • Patent number: 7502949
    Abstract: A data communication cable for automatically recognizing a power-supply source is disclosed. The cable includes a USB (Universal Serial Bus) port and a data port to perform a data communication between a terminal and a personal computer (PC) and provides the terminal with a charge current, so that a power-supply source is automatically recognized and adjusted to stably perform a charge operation while minimizing the number of overload occurrences and the number of faulty charging operations.
    Type: Grant
    Filed: February 1, 2006
    Date of Patent: March 10, 2009
    Assignee: PN Telecom Co., Ltd.
    Inventor: Yoon Park