US Patent 7520827 Electronic table tennis

The present invention is an electronic table tennis apparatus including an electronic scoreboard, a plurality of touch sensors disposed on a table tennis table for sending sensor signals to the scoreboard. A plurality of laser scanner/locators create a locator field to identify the location of the ball and send location signals to the scoreboard. The apparatus also includes a table tennis ball having an identifying code imprinted upon its surface. The electronic scoreboard integrates the sensor signals from the touch sensors and the location signals from the laser scanner/locators for calculating and displaying the score. The electronic scoreboard can also have an alerting system to notify of score changes.