| 摘要 |
<P>PROBLEM TO BE SOLVED: To effectively provide even information that a user does not request directly, such as commercial information. <P>SOLUTION: A data communication method includes: a connection step of connecting to a communication line; a first download request step of requesting downloading of necessary data designated by operation to a host computer device connected to the communication line; a first fetching step of fetching the necessary data from the host computer device; a second download request step of requesting downloading of other download data different from the necessary data, regardless of the downloading request of the designated necessary data, to the host computer device; a second fetching step of fetching the other data different from the necessary data from the host computer device; and a disconnection step of cutting the connection with the communication line. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
