hey, i’m talking to you! t ransmitting c ommunication h ardware e ssentials copyright, 1996 ©...
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Hey, I’m talking to You!Hey, I’m talking to You! TTransmitting ransmitting CCommunication ommunication HHardware ardware EEssentialsssentials
Copyright, 1996 © Dale Carnegie & Associates, Inc.
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Getting from Here to Getting from Here to There and Back Again.There and Back Again.
• The Basic Components of The Basic Components of Networked CommunicationsNetworked Communications– Personal ComputerPersonal Computer
– Network Interface Card (NIC)Network Interface Card (NIC)
– Interface MediumInterface Medium
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Points of Contact Points of Contact the Interface Medium the Interface Medium
3 Modes of transportation
– Copper WireCopper Wire
– Fiber WireFiber Wire
– Radio FrequencyRadio Frequency
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Points of Contact Points of Contact the Interface Mediumthe Interface Medium
Copper
– ThinNet 10BASE2ThinNet 10BASE2
– Thicknet 10BASE5Thicknet 10BASE5
– Twisted Pair 10BASE-TTwisted Pair 10BASE-T
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Points of Contact Points of Contact the Interface Mediumthe Interface Medium
Fiber Wire
– Single ModeSingle Mode
– MultimodeMultimode
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Points of ContactPoints of Contact
Radio Frequency
– LAN 450, 900 Mghz & 2.4 Ghz.LAN 450, 900 Mghz & 2.4 Ghz.
– WAN 800 & 900 MghzWAN 800 & 900 Mghz
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Are You using The Pony Are You using The Pony ExpressExpress Chat Room?Chat Room?
• Every application requires Every application requires bandwidth.bandwidth.
• Bandwidth is limited by the Interface Bandwidth is limited by the Interface Medium used.Medium used.
• Watching Video’s, Want to play on-Watching Video’s, Want to play on-line Red Alert 3 with your e-pal in line Red Alert 3 with your e-pal in Russia? Better get more Bandwidth!Russia? Better get more Bandwidth!
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ThinNet Copper ThinNet Copper
• Uses 3/18” coaxial cable.Uses 3/18” coaxial cable.
• Maximum Segment Distance 607 Maximum Segment Distance 607 feet.feet.
• Supports up to 10 MBPSSupports up to 10 MBPS
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Thicknet CopperThicknet Copper
• Uses 3/8” coaxial cable.Uses 3/8” coaxial cable.
• Maximum Segment Distance 1640 Maximum Segment Distance 1640 ft.ft.
• Supports up to 10 MBPS.Supports up to 10 MBPS.
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Twisted-Pair CopperTwisted-Pair Copper
• Uses 8-pair stranded wire.Uses 8-pair stranded wire.
• Maximum Segment Distance 328 ft.Maximum Segment Distance 328 ft.
• Supports up to 100 MBPS.Supports up to 100 MBPS.
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Fiber Optic - In a Flash of Fiber Optic - In a Flash of LightLight
• Increased bandwidthIncreased bandwidth
• Faster and fartherFaster and farther
• No noise pleaseNo noise please
• Light weightLight weight
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Multimode Fiber OpticMultimode Fiber Optic
• 62.5u Core Diameter.62.5u Core Diameter.
• Transmits multiple rays of light Transmits multiple rays of light simultaneously.simultaneously.
• Maximum Segment Distance 2 Maximum Segment Distance 2 miles.miles.
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Single-Mode fiber OpticSingle-Mode fiber Optic
• 8.5 um Core Diameter.8.5 um Core Diameter.
• Transmits a single ray of light.Transmits a single ray of light.
• Maximum Segment Distance 3000 Maximum Segment Distance 3000 ft.ft.
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Radio Frequency - Look Radio Frequency - Look ma, No Wiresma, No Wires
• Wireless links.
• High Speed.
• Low cost..
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LAN Radio FrequencyLAN Radio Frequency
• Roaming and Wireless Devices.
• Access Points.
• 450 MHz, 900 MHz & 2.4 Ghz..
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WAN Radio FrequencyWAN Radio Frequency
• Roaming and Wireless Devices.Roaming and Wireless Devices.
• Access Points.Access Points.
• 800 and 900 Mghz Frequencies.800 and 900 Mghz Frequencies.
• Cellular wirelessCellular wireless– Ram Mobile DataRam Mobile Data
– ArdisArdis
– Cellular Digital Packet Data (CDPC)Cellular Digital Packet Data (CDPC)
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Are you still strapped to Are you still strapped to that desktop?that desktop?• CopperCopper
– Data transfer using electron transfer through a Data transfer using electron transfer through a copper wire.copper wire.
• Fiber OpticFiber Optic– Data transfer using Light transport through a fiber Data transfer using Light transport through a fiber
wire.wire.
• Radio FrequencyRadio Frequency– Data transfer using Radio Waves through ambient Data transfer using Radio Waves through ambient
space.space.
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• Item & asset managementItem & asset management– RetailRetail
• Smart Source TaggingSmart Source Tagging
– TravelTravel Airline baggage managementAirline baggage management Streamlined ticketing & boardingStreamlined ticketing & boarding
– Parcel & Post deliveryParcel & Post delivery
– Inventory/asset controlInventory/asset control In office: Computers, fax machines, etc.In office: Computers, fax machines, etc.
Set Yourself Free - Set Yourself Free - Future Applications of RF Future Applications of RF TechnologyTechnology
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Loose that Ball and Chain Loose that Ball and Chain - - Future Applications of RF Future Applications of RF TechnologyTechnology
• Access ControlAccess Control– PersonnelPersonnel
• gate gate
• building (entry/exit)building (entry/exit)
– Personnel clock-in recordsPersonnel clock-in records • location location
• day/timeday/time
– Security ControlSecurity Control• biometricsbiometrics
• location in buildinglocation in building
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Compute while you see Compute while you see the World! the World! Future Applications of RF Future Applications of RF TechnologyTechnology• Automated FuelingAutomated Fueling
– Instant authorization Instant authorization at the pumpat the pump• increase transaction speedincrease transaction speed
• improved brand loyaltyimproved brand loyalty
– Cashless gas stationsCashless gas stations• increased securityincreased security
– Reduced congestion inReduced congestion infood martsfood marts
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• Healthcare:Healthcare:
– Patient monitoring & carePatient monitoring & care
– Instrument inventory controlInstrument inventory control
– Bio-hazard materials managementBio-hazard materials management
– Pharmaceutical managementPharmaceutical management
Radio Signals keeping you Radio Signals keeping you alive alive Future Applications of RF Future Applications of RF TechnologyTechnology
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• Contactless Smart CardsContactless Smart Cards
– Access ControlAccess Control
• Access to places and assetsAccess to places and assets
– Banking & postpaymentBanking & postpayment
– Information storageInformation storage
– Multi-application enabled cardsMulti-application enabled cards
RF Knows all about YOU RF Knows all about YOU Future Applications of RF Future Applications of RF TechnologyTechnology