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KBC Networks Inc fiber optic wireless broadcast network transmission Wireless Overview.

Published byErnest Wilson Modified over 8 years ago

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Presentation on theme: "KBC Networks Inc fiber optic wireless broadcast network transmission Wireless Overview."— Presentation transcript:

1 KBC Networks Inc. 2011 fiber optic wireless broadcast network transmission www.kbcnetworks.com Wireless Overview

2 fiber optic wireless broadcast network transmission Agenda Wireless Tutorial -Basic Concepts -System Architecture Product Overview -Analog -WES -MESH System Design

3 fiber optic wireless broadcast network transmission Agenda Wireless Tutorial -Basic Concepts -System Architecture Product Overview -Analog -WES -MESH System Design

4 fiber optic wireless broadcast network transmission Line-of-Sight Not Line of Sight

5 fiber optic wireless broadcast network transmission Range DistanceRequired Fresnel Zone Diameter (900 MHz ) Required Fresnel Zone Diameter (2.4 GHz) Required Fresnel Zone Diameter (5.8 GHz) 1000 Feet34 Feet20 Feet14 Feet 2500 Feet54 Feet33 Feet20 Feet 1 Mile76 Feet47 Feet30 Feet 4 Miles153 Feet92 Feet60 Feet 10 Miles242 Feet148 Feet100 Feet 30 MilesN/A 200 Feet All measurements are estimated. Fresnel Zone Diameter

6 fiber optic wireless broadcast network transmission What is interference? -In band noise -Highway illustration What are the symptoms? -Lowered Data Rates -Less Distance Capability -Dropped Packets -Lines/Rolling Picture (analog systems only) Interference

7 fiber optic wireless broadcast network transmission Interference Causes -Mobile phones -Wireless LANs -Radiolocation and radio navigation -Amateur radio -Radar -Bluetooth -Microwave ovens 2.4 GHz only Not Causes -Weather -Power lines -Cell phones

8 fiber optic wireless broadcast network transmission License-free Frequencies 902 – 928 MHz ISM (Industry, Science, Medical) -26 MHz of bandwidth - 150 mW Spread Spectrum 2.400 – 2.4835 GHz ISM -83.5 MHz of bandwidth - 50 mV/meter @ 3 meters 4.940 – 4.990 GHz (Public Safety Band) -50 MHz of bandwidth 5.150 – 5.250 GHz U-NII-1 (indoor only) -100 MHz of bandwidth - 50 mW 802.11.a 5.250 – 5.350 GHz U-NII-2 (U-NII - Unlicensed National Information Infrastructure) -100 MHz of bandwidth – 250 mW w/ up to 6 dBi directional antenna - 802.11.a format- Requires TPC and Radar Detection 5.500 – 5.700 CE-EN 301893 5.725 – 5.825 GHz U-NII-3/CE-EN302502 5.725 – 5.875 ISM 150 MHz of bandwidth - 50 mV/meter @ 3 meters -.25 mW Technical Note: 5858 MHz frequency is above legal digital 5 GHz frequencies ML 5.8 Analog systems recommended for rurally located single camera applications or elevator applications since the elevator shaft can provide a shield from outside noise

9 fiber optic wireless broadcast network transmission License-free Frequencies 5.500 – 5.700 GHz CE-EN 301893 Frequency Range 802.11a/n (20MHz):5500-5700 MHZ 802.11n (40MHz):5510-5670 MHZ Channe Number 802.11a/n (20MHz):11 802.11n (40MHz):5 Type of Modulation 802.11a/n: OFDM Data Rate 802.11a: 6/9/12/18/24/36/48/54 Mbps 802.11n: up to 300 Mbps 5.725 – 5.825 GHz CE-EN302502 Frequency Range 802.11a/n (20MHz):5745-5825 MHZ Channe Number 802.11a/n (20MHz):5 Type of Modulation 802.11a/n: OFDM Data Rate 802.11a: 6/9/12/18/24/36/48/54 Mbps 802.11n: up to 150 Mbps

10 fiber optic wireless broadcast network transmission Analog vs Digital Analog –Pros Live signal – no latency Broadcast quality image Low power consumption Small size –Cons No encryption Video/audio shorter transmit distance Not pc/network compatible More Susceptible to Interference Digital –Pros Encryption (WPA2) Video, audio & data together PC/network compatible No signal degradation Scalability Higher Power Output –Cons Latency Signal loss – freeze frame and pixelization Higher power consumption

11 fiber optic wireless broadcast network transmission Frequency Chart FrequencyProsCons 900 MHzDistance Capability Penetration/NLOS Throughput 2.4 GHzThroughput- 54Mbps Some Penetration Interference 5 GHzThroughput- up to 300 Mbps Less Interference More Channels Penetration Distance

12 fiber optic wireless broadcast network transmission Types of Wireless Systems Point-to -PointPoint-to-MultipointMesh

13 fiber optic wireless broadcast network transmission System Characteristics System Type ProsCons Point-to- Point Easy to design and install Directional antenna Most immune to Interference Distance capability Cost Maximizes throughput Host and client for each link No redundancy- single point of failure Limited number of links Point-to- Multipoint Multiple clients to a single host/AP Expandability Cost No redundancy- single point of failure at host/AP Distance capability Mesh Network Redundancy in data transmission- no single point of failure Quickly build and deploy wide- area networks/Expandability Dual radio technology Complex to install- steep learning curve Cost

14 fiber optic wireless broadcast network transmission Point-to-Point Application Examples Single transmit location Networking buildings Remote DVR’s Long Distances Relays Small number of wireless links

15 fiber optic wireless broadcast network transmission Point-to-Multipoint Application Examples Multiple transmit locations near one central head end -Parking lot cameras -Gates -Buildings Small to medium number of links

16 fiber optic wireless broadcast network transmission Mesh Application Examples Medium to large number of linked locations -City centers -Campuses -Apartment complex/HOA’s -Industrial/Commercial facilities First responders -Police/Fire -Campus Safety

17 fiber optic wireless broadcast network transmission Agenda Wireless Tutorial -Basic Concepts -System Architecture Product Overview -Analog -WES -MESH System Design

18 fiber optic wireless broadcast network transmission Product Overview MiniLink 5.8 GHz Systems Point-to-Point analog video Transmits 1000 feet, 2500 feet, 1-Mile 10 User selectable channels 500+ lines of resolution Modular transmitter available

19 fiber optic wireless broadcast network transmission Product Overview WESG2 Point-to-Point (PtP) Wireless Ethernet Point-to-Point transmission 300Mbps wireless outdoor access point -100Mbps usable throughput MIMO technology enables up to 26dBm output power Suitable for long-range wireless deployment 802.11a/n compliant FPO

20 fiber optic wireless broadcast network transmission Product Overview WESG2 Point-to-MultiPoint (PtMP) Point-to-multipoint connectivity 300Mbps wireless outdoor access point -100Mbps usable throughput MIMO technology enables up to 26dBm output power Suitable for long-range wireless deployment 802.11a/n compliant FPO

21 fiber optic wireless broadcast network transmission

22 fiber optic wireless broadcast network transmission

23 fiber optic wireless broadcast network transmission

24 fiber optic wireless broadcast network transmission

25 fiber optic wireless broadcast network transmission

26 fiber optic wireless broadcast network transmission Mesh: Product Overview Rugged design, easy implementation Connects to standard Ethernet devices Wireless Mesh system simplified for security dealers and integrators to set up and use Intelligent routing and redirecting based on signal strength Dual radios enable further application and frequency options (*Single radio option available) Multiple frequency band options -Frequency Selection Based on Country Code 900 MHz available -Check local regulations

27 fiber optic wireless broadcast network transmission Mesh: Product Differentiation Different from other KBC wireless products 900 MHz, 2.4 and 5.8 GHz frequencies Dual Radio Rerouting ability Differences from other Mesh manufacturers Video optimized 900 MHz available Lower price

28 fiber optic wireless broadcast network transmission Mesh: Applications Ideal for Large Scale Wireless Projects -Streaming video from surveillance cameras No cable connection to network Obstructed line-of-sight Harsh RF environment -Hospital or other large parking lot card access gate control -Campus alarm/phone systems -Mobile covert viewing via WiFi 2.4 and 900 frequencies where 5.8 may not be allowed -Airports, large harbors and ports

29 fiber optic wireless broadcast network transmission

30 fiber optic wireless broadcast network transmission Agenda Wireless Tutorial -Basic Concepts -System Architecture Product Overview -Analog -WES -MESH System Design

31 fiber optic wireless broadcast network transmission Case Study: Information Gathering Questions How many cameras? Analog or IP cameras? Fixed or PTZ’s? Distances? Line of sight? Relays? Interference Guarantee/Warranty

32 fiber optic wireless broadcast network transmission

33 fiber optic wireless broadcast network transmission

34 fiber optic wireless broadcast network transmission

35 fiber optic wireless broadcast network transmission

36 fiber optic wireless broadcast network transmission

37 fiber optic wireless broadcast network transmission Case Study: WES Baltimore, Maryland High crime area -500 cameras 200+ Wireless Ethernet Systems along with hundreds of non-MicroTek/KBC video servers and fiber back haul -Arrests made -References to the project in articles in publications for other states Currently 6 MiniLink Mesh nodes as application expands

38 fiber optic wireless broadcast network transmission City of Baltimore DD Month 20YYTitle of Presentation

39 KBC Networks Inc. 2011 fiber optic wireless broadcast network transmission www.kbcnetworks.com Questions

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