Prologue To Wireless World

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Prologue To Wireless World Speaker: Jerry Gao Ph.D. San Jose State University email: jerrygao@email.sjsu.edu URL: http://www.engr.sjsu.edu/gaojerry

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Topic: Introduction To Wireless World Presentation Outline Needs and Trends - Wireless Market - Technology Trends - History of Wireless Data and Network - Major Benefits and Advantages - Wireless Spectrum - Wireless Frequency Bands - Wireless Technologies - Issues and Challenges Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Demand of Wireless Internet Access Source: http://www.eurotechnology.com/imode/faq-wap.html Figure 1: The World's Wireless Internet Users Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Wireless Market Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Needs of Mobile Access The Yankee Group extends that by 2004 more than 40% of remote clients in the United States will have coordinate Internet access from their cell phones Robinson Humphrey (a venture amass) predicts that by 2004 in the United States, half of web hits will begin from remote gadgets. As indicated by eTForecasts 1 and Global Mobile 2 , in the year of 2000, there are 468 million versatile clients. This number is much higher than the number, 365 million, of Internet clients in 2000. The Kelsey Group assessed that the U.S. remote publicizing business sector would be $35 million in 2000 3 . Jupiter Media Metrix anticipated that the market would be 600 million by 2003 4. Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World What are the jumping power in the remote world? Innovation drivers: Emergence of principles Network pervasiveness and interconnection Emergence of moderate and capable terminal gadgets Business drivers: Explosive development of the Internet Opportunity for new income models Need to separate administrations and enhance client maintenance Need to extend reach to new clients Usage drivers: Mobility needs among business experts, for example, access to intranet data while at a client website. Requirement for individuals to be in contact with loved ones constantly; requirement for individuals to get to data as a component of an "on-the-go" way of life Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Technology Trends Millions Source: Ericsson Radio Systems, Inc. Cell phone Users Internet Users Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Technology Trends % of primary lines that are cell phones By Year 2002: One in three phones will be versatile Mobility turns into a way of life Source: Economist, 4 May 2000 Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World E-Commerce Market Unit: Billion Dollars Source: Jupiter Research Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World The Mobile Internet Value Chain User Device Manufacturer Mobile Internet Access Provider (Network Provider) Infrastructure Vendor Content Aggregator (Portal) Application Service Provider Content Provider Content Creator Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World History of Today's Wireless Data By the mid 1940s, a few thousand squad cars furnished with two-way versatile radios had built up the essential of remote correspondences Using Point-to-Point Communication from a focal area. In 1946, the main open cell phone frameworks were presented in 25 U.S. urban communities, furnishing organizations and people with the capacity to make calls to goals 30 miles or all the more away, while the clients were in travel. Constrained scope and reassigned stations Limited number of supporters No association with the general population phone framework The early versatile systems extended gradually because of the significant issues: -recurrence impediments and innovative weaknesses. Amid 1960s, phone organizations around the globe attempted to address these impediments by building up the speculations behind cell radio innovation. Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World History of Today's Wireless Data The Cellular Systems: In the late 1960s, when ATAT proposed a cell phone system to the Federal Communications Commission (FCC), the standards of cell correspondence were known, however the innovation to actualize them would not be accessible until over 10 years after the fact. In 1979, the Japanese firm Nippon Telegraph and Telephone Company conveyed the main cell framework. It was followed in 1981 by the organization of a cell framework that secured quite a bit of Europe. In 1983, the FCC at last sufficiently assigned radio range to bolster the main local cell phone organize. It is known as the Advanced Mobile Phone System (AMPS), stays set up today, giving what is ordinarily called simple cell benefit by remote suppliers. Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World History of Today's Wireless Data Industry Partnerships: The previous 20 y ears have brought a progression of progressive developments in both Wireless communication and remote information. In 1980, IBM and Motorola united to frame ARDIS, a different substance in charge of giving remote information to portable specialists, for example, field benefit professionals. The ARDIS system was quickly embraced by outside customers, for example, Otis Elevator. This system is as yet working today. In 1986, Ericsson created Mobitex, the establishment of the RAM Mobile Data arrange. The system at first was set up in Europe and U.S. to give remote information to vertical markets. BellSouth gained RAM Mobile Data restricted in June 1998, and sent 13 systems around the world. All the more as of late, Cingular Wireless took control of household Mobitex arrange which gives the spine to the original Palm.Net benefit, utilized by the effective Palm m705 – and Paml VIIx – associated coordinators. Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World History of Today's Wireless Data Recent Advances: In the mid 1990s, progressions in cell voice innovation permitted the utilization of existing cell systems for information transmission by utilizing Cellular Digital Package Data (CDPD). CDPD works with existing first – and second – era AMPS cell frameworks - > Simple and simple establishment Cheap to overhaul Larger scope and more limit More as of late, the approach of advanced cell systems, including Global Service for Mobile (GSM) in Europe and North America alongside the different Personal Communication Services (PCS) arranges in U.S. has given a considerably more extensive scope of administrations for remote information. By 2005, there will be the same number of remote supporters as there are wired administration endorsers. Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Benefits and Advantages Provide individuals with another way of life with portability Mobility to seek and get ongoing element data from the remote system anyplace, whenever, and area. Versatility to lead business work process, exchanging exchanges, and occasions. Versatility to associate with administrations for clients. Portability to learn, work, play, and speak with each other. For system sellers and associations: A mind boggling, expensive, and debasement inclined wiring foundation is did not require anymore. Simplicity of establishment - With no wires to design clients can be included rapidly without the customary holding up period connected with a wired system. Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Wireless Benefits and Advantages For organizations: Provide a conclusion to-end, adaptable, versatile and individual channel to collaborate with clients. Bolster a wide range of end-to-end application administrations to their clients in at whatever time, anyplace, and any gadget. Give new remote arrangements empower clients to get to data at whatever point and anyway they need. Enhance e-CRM (client relationship administration) mobily – that is "any gadget, at whatever time, anyplace". Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Topic: Introduction To Wireless World Needed Technologies and Solutions Bluetooth Networks and Technology Wireless LAN Cellular Network Systems Mobile Data Network Systems WAP (Wireless Application Protocol)- based Network Wireless Web or Wireless Internet, (for example, iMode) Technologies for portable terminal gadget Web telephones, Handhelds, Pagers, PDAs, Pocket PCs. Arrangements and advances for M-business Jerry Gao Ph.D. 8/20002 All Rights Reserved

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Topic: Introduction To Wireless World What Wireless? What Spectrum? Frequencies For Exclusive Purchase 2.4 GHz Industrial/Scientific/Medical(ISM) not sold but rather held with the expectation of complimentary utilize 2.5 GHz Multichannel Multipoint Distribution Services(MMDS) 5.7 GHz (U-NII) - not sold but rather saved with the expectation of complimentary utilize 28 GHz Local Multipoint Distribution Services(LMDS) Frequencies Segregated into Bands 200 MHz at 2.5 GHz (MMDS) 100 MHz at 5.7 GHz (U-NII) 1.3 GHz at 28 GHz (LMDS) Jerry Gao Ph.D. 8/20000 All Rights Reserved

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902-928 MHz 26 MHz 2.4 – 2.4835 GHz 83.5 MHz (IEEE 802.11) 5 GHz (IEEE 802.11) HyperLAN HyperLAN2 Topic: Introduction To Wireless World Wireless Frequency Bands Short Wave Radio FM Broadcast Infrared remote LAN AM Broadcast Television Audio Cellular (840MHz) NPCS (1.9GHz) Extremely Low Very Low Medium High Very High Ultra High Super High Infrared Visible Light Ultra-violet X-Rays Jerry Gao Ph.D. 8/20000 All Rights Reserved

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Cellular GPS INTERNET Fixed Wireless LAN PDAs, Cell Phones CORE Networks "Last Mile" Access IEEE 802.11/b DATA/Voice reconciliation ISP give

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