COMMUNICATION TERMINAL DEVICE, COMMUNICATION SYSTEM, COMMUNICATION STATE DISPLAY METHOD, AND COMPUTER-READABLE RECORDING MEDIUM

摘要

A communication terminal device performs communication with another communication terminal device through a network. The communication terminal device includes a storage unit configured to store therein thresholds for communication speed and display methods for displaying states of the communication speed for respective groups into which communication quality is categorized; an acquiring unit configured to acquire a communication speed during communication; a determining unit configured to compare the acquired communication speed with the thresholds for the communication speed stored in the storage unit and determine a display method for displaying a state of the acquired communication speed; and a display unit configured to display the state of the acquired communication speed with the determined display method.