LIGHTS! Broadband Basics Presented by: CBG Communications, Inc. - - PowerPoint PPT Presentation
LIGHTS! Broadband Basics Presented by: CBG Communications, Inc. Tom Robinson, President 73 Chestnut Rd, Suite 301 Paoli, PA 19301 Phone (610) 889-7470 robinson@cbgcommunications.com NATOA ANNUAL CONFERENCE SEPTEMBER 17, 2013 2013
Presented by: CBG Communications, Inc. Tom Robinson, President 73 Chestnut Rd, Suite 301 Paoli, PA 19301 Phone (610) 889-7470 robinson@cbgcommunications.com NATOA ANNUAL CONFERENCE SEPTEMBER 17, 2013 2013 – ORLANDO, FL
CBG Communications, Inc.
Multiple answers to this question Characterized by its ability to provide multiple
Historically, broadband has been defined as:
The opposite of narrowband Having a bandwidth greater than a voice grade line of
Facilitating a data transfer rate greater than 64
Facilitating a transfer rate equal to or greater than
Current FCC Definition is at least 4 Mbps (megabits
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CBG Communications, Inc.
Historically, broadband has been defined,
Cable television, sometimes referred to as a
Anything referred to as “broadband” by
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CBG Communications, Inc.
CBG Communications, Inc.
How is broadband different from “not
Provides higher-speed of data transmission Provides access to the highest quality Internet
Broadband is “always on” Less delay – enables high bandwidth, high
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CBG Communications, Inc.
CBG Communications, Inc.
Wireline
Fiber optic infrastructure
lines) and coax (cable TV)
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CBG Communications, Inc.
Wireline, cont’d
Advanced transport methodologies
Such as Gigabit Ethernet (1 billion bits per
Switched services Information appliances
In the house and portable
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Wireline, cont’d
NIUs, NIDs, home gateways, etc.
At the side of the building
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Wireless
Wireless antennas and towers
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CBG Communications, Inc.
Wireless, cont’d
Wireless Fidelity (Wi-Fi)
802.11a & 802.11g – data transfer rates up to
802.11b – data transfer rates up to 11 Mbps 802.11n – throughputs in excess of 150 Mbps
Cellular Broadband
3G (3rd Generation) – Speeds of up to 4 Mbps
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Wireless, cont’d
WiMAX
802.16
Significantly greater coverage areas
Used for backhaul initially
As WiMAX evolves, it will migrate further into the network – 802.16e
4G (4th Generation) – Speeds of up to 30 Mbps+
LTE (Long Term Evolution)
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Best effort services
100% of networks throughput is shared by all users Every user gets equal priority on and access to the
Priority-based services
VoIP Emergency communications IP video
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LAN – Local Area Network
In home, in office, in building
Metropolitan Area Network (MAN) Wide Area Network (WAN)
Institutional Networks (I-Nets) Community Broadband Networks
HFC
Plant
HFC
Plant
HFC
Plant
Schoo l Residential Residential Residential Residential Residential Library Cable System Headend Residential Residential Downtown
City Backbone and Cable Backbone
Fire Station
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Services Provided Primarily to
Transparent LAN, Ethernet private line
10 Mbps 100 Mbps 1 Gbps
T-1 (1.54 Mbps) Dark fiber lease
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Services for business, SOHO business, and
Digital Subscriber Line (xDSL) Cable modem services (HSI) Integrated wireless services (cellular
Data Over Cable Service Interface
Current DOCSIS 3.0 systems offer 100+ Mbps
DOCSIS 3.1 demonstrated speeds of 6 Gbps downstream in
a lab setting using 750 MHz of bandwidth (85% - 100% of total bandwidth available on most active cable systems today)
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Transport to the headend
Digital, optical, IP-based Uncompressed digital
Delivery to subscribers
Compression ratio or encoding rate utilized
QAM (Quadrature Amplitude
IPTV (Internet Protocol Television)
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CBG Communications, Inc.
CBG Communications, Inc.
CBG Communications, Inc.
Everywhere (or rather, needs to be) Essential Connecting us to the Future!
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CBG Communications, Inc.