A display terminal and display method for a radio LAN system for receiving
image data from an apparatus by radio communication and displaying an
image based on the received image data on a display are disclosed. The
terminal includes a bit error calculator for calculating a bit error rate
per unit time of digital data received from the apparatus and a movement
determination section for determining from a pattern of variation of the
calculated bit error rate whether or not said display terminal is moving.
Also provided is a reception quality display controller for displaying a
quality level of the received data at the display terminal on the display
section when it is determined that the display terminal is moving.