The Structural Framework Design on Information Management System of University Funding

Table 1

Comparison table of main performance of short-range wireless communication technology.

Communication type	Infrared	WiFi	Bluetooth	Zigbee	UHF communication
Communication distance	<10 meters	<300 meters	<10 meters	<500 meters	<1000 meters
Communication rate	<4 Mb/s	>2 Mb/s	<1 Mb/s	<250 kb/s	<25 kb/s
Communication frequency band	900 nm	2.4 GHz	2.4 GHz	2.4 GHz	<928 MHz
Development difficulty	Easy	Difficult	Difficult	Easy	Easy
Module cost	Low	Very high	Weak	Low	Low
Wall penetration	Without	Powerful	Weak	Weak	Powerful