| 摘要 |
PURPOSE:To cope with the occurrence of an urgent situation and to offer infor mation to a demanding person terminal without any delay by receiving only data on an image which does not vary with time previously and storing them in a terminal, and receiving only plural data which vary at need at the time of receiving image data by a CAPTAIN (Character and Pattern Telephone Access Information Network System) terminal. CONSTITUTION:A CAPTAIN system consists of an information center 10, a communication network 30, and the CAPTAIN terminal 50, and off-line/on-line data is converted by the CAPTAIN screen editing processor 12 of the center 10 into image data, which is outputted. The terminal 50 receives to data obtained by superposing plural data which are edited by the processor 12 and vary with elapsed time upon an image which does not vary with short elapsed time. The CPU 56 of this terminal 50 stores a RAM 60 previously with only the data which do not vary among image data received by a CPU 56 according to a program in a ROM 58. Then only the plural image data which vary are received at need and sent out corresponding to the occurrence of an urgent situation. |
