q microwave applications- unicasting - one-to-one
Q. Microwave Applications?
- Unicasting - one-to-one communication among sender and receiver
- Cellular phones
- Satellite networks
- Wireless LANs
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q advantages of fiber optics- higher bandwidth in comparison to twisted-pair and coaxial cable is not limited by medium but by equipment used to
disadvantages of fiber optics - installationmaintenance- unidirectional-
radio waves - frequency ranges 3 khz to 1 ghz- omni directional- susceptible to interference by other antennas utilizing same frequency or band-
q show the properties of microwavesmicrowaves - frequencies among 1 and 300 ghz- unidirectional- narrow focus requires sending as well as receiving
q microwave applications- unicasting - one-to-one communication among sender and receiver- cellular phones- satellite networks- wireless
q use of infrared- frequencies among 300 ghz and 400 thz- short-range communication- high frequencies cant penetrate walls- necessitate line-of-sight
q show infrared applications- wide bandwidth accessible for data transmission- communication between mice pcs keyboards and printersmedia selection -
q show ethernet media standard- the cables and connector specifications utilized to support ethernet implementations are derived from the eiatia
q straight through lan cable straight through cable - maintain the pin connection each the way through the cable- the wire connected to pin 1 is the
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