CLOCK HAVED A FUNCTION OF SIGN BOARD

摘要

A clock having a function of a signboard is provided to enhance efficiency in a management process by monitoring displayed states in real time. A control unit(20) includes a GPS reception part(22) for receiving time information from a GPS satellite and correcting the time information displayed on a display unit(10), a real-time counting part(24) for storing and counting automatically the present time in an erroneous state of the GPS reception part, and an advertising part(26) for transmitting a control signal to perform various kinds of advertisements. The display unit includes an LED module(30) having a plurality of LEDs which are arranged in a constant interval in the display unit. The LEDs are turned on/off according to the control signal of the advertising part. The LED module is arranged radially to display time information according to control signals of the GPS reception part and the real-time counting part.