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Overlapping channels - PowerPoint PPT Presentation

Spectral Bands and Channels

Spectral Bands and Channels

Spectral Bands and Channels. Wireless communication uses emag signals over a range of frequencies FCC has split the spectrum into spectral bands Each spectral band is split into channels. Example of a channel. Typical usage of spectral band.

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418 views • 28 slides
Wireless Local Area Networks

Wireless Local Area Networks

Wireless Local Area Networks. By Edmund Gean August 2, 2000. Why Wireless?. extension of wired LAN alternative for a wired LAN ease of installation mobile users. Wireless Terminology. WLAN 802.11 basic service set (BSS, cell) DSSS vs FSSS

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306 views • 18 slides
Regulatory Update

Regulatory Update

Regulatory Update. HomeRF Petition to FCC (Nov. 1998) HomeRF requests 3 MHz and 5 MHz FHSS channels Proposed parameters 3 MHz Channels 20 Hz hop rate 75 channels (overlapped) 330 mW Tx power limit 5 MHz Channels 50 Hz hop rate 75 channels (overlapped) 200 mW Tx power limit.

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202 views • 7 slides
Regulatory Update

Regulatory Update

Regulatory Update. HomeRF request for rule interpretation/waiver to FCC (Nov. 1998) HomeRF requests 3 MHz and 5 MHz FHSS channels Proposed parameters 3 MHz Channels 20 Hz hop rate 75 channels (overlapped) 330 mW Tx power limit 5 MHz Channels 50 Hz hop rate 75 channels (overlapped)

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75 views • 7 slides
Regulatory Update

Regulatory Update

Regulatory Update. HomeRF request for rule interpretation/waiver to FCC (Nov. 1998) HomeRF requests 3 MHz and 5 MHz FHSS channels Proposed parameters 3 MHz Channels 20 Hz hop rate 75 channels (overlapped) 330 mW Tx power limit 5 MHz Channels 50 Hz hop rate 75 channels (overlapped)

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79 views • 7 slides

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