| 摘要 |
<p>In case of an attendance checking service on a company having about 20 workers, a charged total groupware including an attendance checking service based on a PC or a fingerprint recognizer is used. In case of a company such as a small-scale enterprise having less than 20 workers or a coffee shop having no PC, there is no service for checking the rush hour of the workers. The present invention is to provide an app service suitable for a small-scale enterprise which has no need for PCs and accurately performs location recognition through wifi. [keyword] App service, wifi, mac address.</p> |
