How to Design a Mission Critical Radiocommunication Network Ricardo Bovo Senior Business Development Manager Motorola Latin America UTC Telecom 2010 Indianapolis – IN May 23RD, 2010 Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 Agenda • Introduction • Mission Critical Radiocommunication Network Concept (MCRN) • Considerations in Deploying a Network Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 2 Mission Critical Radiocommunication Network (MCRN) Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 3 Blackout Blackouts History Worldwide - 15 • • • • • Nov/09/1965 • Northeast United States & Canada • 12 hours – 30M people April/18/1984 • 6 States for 3h • 12M people September/17/1985 • 9 States (South, Southeast & Central West) for 3h March/11/1999 • 10 States for 4h (Brazil & Paraguay) • 70M people May/09/2000 • South of Portugal 2h Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 4 Blackout Blackouts History Worldwide • • • • • Jan/21/2002 • Brazil 10 States – 4h • Stopped 13 turbines of Itaipu Hidroel. out of 18 Jan/29/2002 • Brazil - 432 cities Rio Grande do Sul State – 2h Aug/14-Aug/16/2003 • USA Northeast & Canada – Stopped 100 stations Sep/28/2003 • Swiss & Italy – 60M people – 9h Jan/07/2005 • Brazil – 2 states – 3m People - 1h Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 5 Blackout Blackouts History Worldwide • Aug/18/2005 • Indonesia – 100M people – 12h • Sep/26/2007 • Brazil – RJ & ES states – 1h (CBS noticed) • Apr/27/2008 • Colombia – 30M people – 2h • Apr/28/2008 • Venezuela – 13 states – 1h • Nov/10/2009 • Brazil – 10 states 6h Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 6 What would you do? Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 7 Is your company ready to respond? Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 8 What do you need as an Utility Company? “In a large scale crisis situation or a blackout involving multiple public safety agencies and lack of Power Energy, immediate access to a common radio communications platform that allows workers to efficiently communicate is critical for effective operations” The Answer is simple, you need a well designed Mission Critical Radiocommunication Network (MCRN) Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 9 Agenda • Introduction • Mission Critical Radiocommunication Network Concept (MCRN) • Considerations in Deploying a Network Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 10 What Is a MCRN? • A single platform two-way radio network that supports organizations throughout a given geographical area – Exclusively used by your company – not shared with commercial users – Not open to the public – Coverage area can be citywide, region wide or nationwide – High Availability, 24x7 (typical goal of 99.999%) – Highly Resilient: multiple levels of redundancy to guarantee that the failure of one of the critical components of the network does not compromise the integrity of the communications • A single platform network shared among different organizations which will allow users to interoperate among those organizations Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 11 MCRN Solutions Designed to meet Mission Critical requirements & needs Always Available Mainly when you must need it Scalable platform that grows as you need Follows Standards (APCO P25, Tetra or DMR) Fast & Reliable Access Mission Critical applications: Availability & Reliability Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 12 Agenda • Introduction • Mission Critical Radiocommunication Network Concept (MCRN) • Considerations in Deploying a Network Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 13 Key Points to consider: • Technology • Analog or Digital • Standards • DMR • APCO P25 • TETRA • Spectrum • Local Regulation • Conventional x Trunking • Coverage & Availability • Legacy • Suppliers • Safety • Ownership Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 14 Key Points to consider: Analog or Digital? DIGITAL Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved • Spectrum efficiency • Advanced Features • Integrated Applications • Easy Migration UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 15 Breakthrough Performance – Improved Digital Audio Quality Audio Quality – Clear voice communications over a greater range DIGITAL Good • Digital errorcorrection technology permits audio and digital communications with no loss ANALOG – Static and noise rejection • Digital receivers reject any error signals, permitting improved audio in loud environments Weak Strong Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved Signal Strength UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 Weak 16 Key Points to consider: Analog or Digital? DIGITAL Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved • Channel Access Methods • TDMA • FDMA UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 17 Time Division Multiple Access (TDMA) • • • TETRA, APCO P25 Phase II & DMR utilizes TDMA RF Channels divided in time slots Performance 2:1, 4:1, 6:1, etc. TDMA Frequency 25 kHz channel 1 2 3 4 1 2 3 4 Time Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 18 Frequency Division Multiple Access (FDMA) • APCO P25 Phase 1 utilizes FDMA today • One Channel can be split in 2 Digital Channels • 2:1 Performance in 25KHz FDMA Frequency 25 kHz channel 12.5 kHz Channel #1 12.5 kHz Channel #2 Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved Time UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 19 Key Points to consider: Standards Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 20 Key Points to consider: Standards Digital Technologies DMR Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved APCO P25 TETRA UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 21 Comparison (Americas) APCO P25: TETRA: • Channel Access Method: FDMA • • Channel Spacing: 12.5 KHz • Channel Spacing: 25 KHz • 1ch 12.5KHz or 2 in 25 KHz • 4ch in 25 KHz • Digital, analog, mixed mode • Digital only Channel Access Method: TDMA • legacy optimization • Conventional & trunking •Trunking only • Integrated Voice & data (IV&D) • Integrated Voice & data • VHF, 380/494MHz & 800 MHz • 380/470MHz & 800 MHz Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 22 RF Output Power Levels Class RF Power 1 40 W 2 25 W 3 15 W 4 10 W 5 6,3 W 6 4W 7 2,5 W 8 1,6 W 9 1W 10 0,6 W Base Station Class RF Power 1 30 W 2 10 W 3 3W 4 1W Portables VHF UHF 800 MHz Repeater 125 W 110 W 100 W Mobile 50 W 40 W 35 W Portable 6W 5W 3W Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved Mobiles UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 23 Comparison Phase 1 Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 24 Key Points to consider: Spectrum Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 25 RF Spectrum allocation Brazil Example 10 MHz 138 174 381,025 5 MHz 450 391,025 174 10 MHz 381,025 450 391,025 10 MHz 380 470 806 824 5 MHz 10 MHz 138 460 45 MHz 460 430 450 869 851 869 851 869 45 MHz 470 806 824 10 MHz 400 410 851 45 MHz 460 470 806 824 Rx Tx Trunking Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 26 RF Spectrum allocation USA Example USA Frequency Allocation Wall chart to download: http://www.ntia.doc.gov/osmhome/allochrt.PDF Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 27 Key Points to consider: Local Regulation Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 28 System & Tecnologies Trunking Conventional Analog Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved Digital Voice & Data UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 29 Radiocomunication Networks Fast and efficient communication – Voice & data Radiocommunication provides you immediate contact among work groups, locally or spread arround a wide-area of service, providing voice and data. • Conventional Systems • Analog with MDC-1200 signaling • Digital APCO P25 (ASTRO25) • Trunking Systems • Digital Tetra (Dimetra) • Digital APCO Projeto 25 (ASTRO25) Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 30 Conventional Systems • Topologies in Conventional mode • Local without Infrastructure – Talk Around (radio to radio) • Local – Single Site • Wide Area – Multiple Sites – Multiple Sites (Voting) – Multiple Sites (Simulcast) Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 31 Key Points to consider: Coverage & Availability Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 32 MCRN Requirement Requirement: • Comprehensive coverage design Solution: • Superb base station and subscriber performance with high Rx sensitivity • High Power Output APCO Standard Motorola Better sensitivity means wider RF coverage and in-building penetration Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved Diagram for illustration only UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 33 MCRN Requirement Radio Propagation Effects Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 34 MCRN Requirement Requirement: • Ability to handle high traffic volume Solution: • Well designed Digital solutions have been proven to support high profile event with high traffic Place of Mind that the network needs to be able to handle traffic surge during emergency Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 35 Key Points to consider: Legacy Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 36 Existent Legacy Digital APCO P25 / MOTOTRBO radio Analog Mode Digital mode Analog mode Analog Radio Digital APCO P25/ MOTOTRBO radio TETRA cannot provide this compatibility with your old analog legacy Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 37 Existent Legacy Examples: MOTOTRBO operates in Analog & Digital APX series is a Dual Band ASTRO radio • Operates in both Analog & Digital • Can be used in both VHF & 800MHz band • APCO P25 Digital Trunking • Analog Conventional VHF Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 38 Key Points to consider: Safety Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 39 Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 40 Key Points to consider: Safety • Often Oil & Gas enterprises requires Intrinsically Safe devices (FM / ATEX Approved) • Utilities too • Are you going to operate in Hazardous Locations? • If so Are the manufacturer devices FM Approved? • Regulation is SPECIFIC & differs from Country to Country Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 41 Key Points to consider: Safety • Ensure that your radio won't cause a fire or explosion in an area where flammable or combustible materials (such as gases, vapors, dusts, or fibers) are present, it must be designed using various methods of protection. • Is your supplier ready to meet this requirement? Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 42 Key Points to consider: Safety • Service in Intrinsically Safe (I.S.) devices must follow specific procedures • Is your Supplier Service Center properly certified* to repair an I.S. radio? • Always verify FM GLOBAL or CENELEC • In USA: http://www.fmglobal.com *There are tight specific regulations to provide service in I.S. devices Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 43 Key Points to consider: Safety • USA, Canada & Latin America: FM Global ratings • http://www.fmglobal.com • Europe, Middle-East, Africa, & Asia follows IEC/CENELEC • http://www.cenelec.eu/Cenelec/Homepage.htm Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 44 Key Points to consider: Suppliers Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 45 Key Points to consider: Suppliers • Carefully evaluate your supplier background experience? • Documented Past projects • Implementations • Customer Satisfaction • Challenge Supplier experience & public information • Local presence • Offices & Services Facilities • Engineers & Technicians • Employees x Contractors, etc. • How will you service your equipment? Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 46 Key Points to consider: Suppliers • Does your supplier have own employees or contractors? • Dealers • representatives • local offices • What were the sizes of the implemented networks? • Is it the real manufacturer or an OEM? • Is your supplier READY to meet those requirements? Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 47 However…. We are ! Basingstoke, Schaumburg HoltsvilleCzech Republic United States Denmark Poland China Germany Tel Aviv Mexico India Israel Brazil Malaysia Singapore Argentina Head Offices Research & Design Centers Manufacturing/Service Centers Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 48 Key Points to consider: Ownership Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 49 Key Considerations for MCRN • MCRN should be an independent, company-only private network, because of: – The need for high Grade of Service • • Network Availability Fast performance (fast call set-up time) – The need for full control of the network • Allows for network design for security, system reliability and network resilience – Security – Network capabilities and features • E.g. Emergency call with priority call, Dynamic Regrouping, Broadcast call, etc. – Coverage Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 50 Key Considerations for MCRN • MCRN should be an independent, company-only private network…..: Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 51 MCRN Requirement APCO P25 & TETRA Solution Requirement: • High Resilience and Reliability Solution: • Multiple redundancies for critical components Base Station Resilience • Maintain secure & seamless communications even if links fail (Independent Site Trunk Operation) • Full redundancy options for critical components • Redundancy with N+1 links. Switch Resilience • • Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved Redundancy in all critical subsystems A full range of disaster recovery solutions to meet the needs of different customers UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 52 MCRN Requirement Requirement: • Future Proof for comprehensive data applications such as: • AVL, • Text messaging, • Reprogramming radios over the air, • Database queries Solution: • Use equipment from a supplier that has a long history on Data equipment over Standards Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 53 Benefits of MCRN - (1) • Interoperability – Common network allows agencies to intercommunicate – Facilitate inter-communication among different agencies, especially during time of crisis • Cost Savings – Economies-of- scale for using common network • The larger the network and users, the most cost-effective it becomes – Greater functionality at a lower lifetime cost – Access to a unified radio network without a high upfront cost of capital Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 54 Benefits of MCRN - (2) • Security – All information exchanged are within the exclusive government network – Not open to public – Can be equipped with high grade of network security (e.g. encryption) • High Reliability & Availability Network can be designed to support: – High availability of system resources to allow immediate access to available channels, specially during emergency situation – High levels of Grade of Service – High reliability of system to ensure that the system has virtually no down time. Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 55 Benefits of MCRN - (3) • Ease of Training, Maintenance and Support – The use of single, uniform platform make it easier for: • Maintenance and operational support • Training for end users and system operator • Common GUI • Efficient Use of Spectrum – Mission Critical Radiocommunication Networks are built in one common platform. – Only one common frequency band is utilized resulting in high spectrum efficiency Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 56 Typical Requirements • Ability to keep security and control within each organization while sharing a common network • Ability to provide comprehensive coverage design in organization’s operational area • Ability to manage high traffic for voice and data especially for high volume event during emergency or high profile events • High reliability and resilience • Ability to expand & migrate into the future, i.e. future-proof network to cope with growing demand Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 57 How a Digital Standard Meet MCRN Requirements Requirement: •Privacy within each organization while sharing a common network Multiple agencies sharing a common network Solution: • Each agency sees the VPN network as if it is their own closed network • Users can not “see” outside their VPN network, Others can not “see” into their VPN • Interoperability features for multi-agency communications Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved APCO P25 Interoperability Features UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center allows intercommunication among May 23 - 26TH, 2010 various agencies 58 Summary • MCRN allows interoperability among government agencies supporting both day-to-day and emergency operations • Due to its high requirement for security, reliability and performance, MCRN shall be built as private, company-only network • Digital Trunking Standards have been proven as a solution to MCRN with its comprehensive interoperability and mission critical features • To successfully implementing MCRN network, experiences partner is key to successful implementation: – Motorola has proven solution & extensive experiences in deploying MCRN solutions worldwide Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 59 Case: CELESC (Sta. Catarina State) Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 60 Brazilian High Voltage Power Lines System Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 61 Cases: CELESC (Sta. Catarina State) •CELESC in Numbers: 104 Substations 12 Hidroelectrics 3.786 Employees Area of 87.600 Km2 State has 95.400 Km2 Distributes Energy 262 Municipalities 2.236.725 consumers Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 62 CELESC Project •Project SCOPE: MCRN Network to cover Entire State Support Distribution & Transmission Provides Voice & Data Fleet Management Service Tickects handled from the Vehicles Project: Technology: MOTOTRBO (DMR) 72 Sites 320 Mobile radios* 30 Portable radios* In deployment * Initial quantities Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 63 Thank you! Ricardo Bovo Motorola - Brazil [email protected] Phone +55 15 9771 6063 Nextel ID 55 * 130 * 16063 Mission Critical Radiocommunication Network Ricardo Bovo – All rights reserved UTC Telecom 2010 – Indianapolis/IN – Indiana Convention Center May 23 - 26TH, 2010 64
© Copyright 2024