We have newly developed a data pager called ''BEACON'' that is a low-e
nd information mobile device based on pager. BEACON is operated on sof
tware which NEC has developed with Microsoft Corporation, U.S.A. It is
a pager compatible with FLEX parallel to that is a de facto standard
of high-speed paging signal in the U.S. market. In addition to its bas
ic functions as a pager, BEACON has a Personal Information Manager (PI
M) function that manages information such as schedules, addresses, etc
. BEACON has an infrared communication feature. It has the capability
of customizing the pager function: using dedicated software in Persona
l Computers (PCs), installing the application on BEACON, downloading d
ata from PIM software running on PC, and uploading the receiving messa
ge.