Residential Broadband, Second Edition

Summary

Multiple wireless options exist that potentially can support RBB services. The services discussed in this chapter—DBS, LEO, MMDS, LMDS, and 3G—overlap but have enough differences to attract their particular segment of users. Table 6-8 compares features among these options.

Table 6-8. Feature Comparison of Wireless Access Networks

Feature	DBS	MMDS	LMDS	LEO	3G
Bandwidth	500 MHz	198 MHz	1150 MHz (A-band) 150 MHz (B-band)	Depends on license Teledesic has 300 MHz	Multiple bands in increments of 1.25 MHz, 5 MHz, 10 MHz, 20 MHz
Spectrum range	12.2 to 12.7 GHz	2.150 to 2.162 GHz 2.500 to 2.686 GHz	27.50 to 31.30 GHz	19 GHz (downlink)	1.9 GHz
Downstream bit rate capacity	Roughly 1 Gb	Roughly 1 Gb	Roughly 2.0 Gb	2 Mbps