Recording medium recording the program a control method, method of controlling the data receiving apparatus, data transmitting system, the data transmission device control program, and a data receiving device control program, and a data transmission device

摘要

(11) is configured to transmit infrared communication data content transmission device. The content transmission device (11), two-way communication unit one-way communication unit for transmitting the communication data in one-way communication (48), transmits the communication data in two-way communication (49), one-way communication unit (48 and a control unit to select whether to transmit the communication data in one portion and the two-way communication) of (49) and (40).