Aspects and Areas of the Wireless Communication in Electrical Engineering - Term Paper Example

Student Name Professor Name Id #: Date Wireless Communications In this present age of modern and innovation technology it is an admitted fact that mobile and cellular phones quickly turned out to be famous and huge marketplace of customer products. Additionally, during the year 2000, there were approximately 250 Million users of this technology, as well as a selling of 500 to 600 Million mobiles and portable systems annually. Approximately within the year 2000 a lot of business operators spent Billions of Euros on range for 3G (Third Generation) mobile technology systems, like that UMTS. Though, the versatile approach that these could simply be regained above eras of fast expansion for 10 years or more can have augmented the depression in the telecomm marketplaces after the year 2001. In addition, the technology and communication products designed for improved communication services, like that electronic mail, data, and high resolution or high definition digital video or yet complete multimedia communication appeared in the marketplace. Moreover, there are services like that GSM Short Message Service that really encompass the power to enhance the potentials of users. In this scenario, I-mode is a flourishing text as well as multimedia service introduced in Japan, and Europe is speculating on WAP technology. Here, WAP is an abbreviation of Wireless Application Protocol. Thus, the expected expansion of the amount of internet clients to 500 Million globally shows the power when wireless and computing technologies are combined. Furthermore, the innovatory growth of similar systems emerged is highlighted in the direction of bigger capacity, improved value, higher bandwidth, extensive exposure, lesser power utilization and extra services. This progress turns out to be a technological contest, by means of a lot of issues those need to be determined so far (Linnartz). This essay presents some of the main aspects and areas of the wireless communication in electrical engineering. This research will assess the evolution and contribution of wireless communication technology with respect to electrical engineering field. This research will analyze the historical background of the wireless communications and electrical engineering technology and future developments in this area. Historical Overview Wireless communications is one of the majority dynamic domains of technology growth of current time. This progress is being determined mostly through the change of what has been mostly a channel intended for corroborating voice telephony into a medium intended for up-holding additional services, like that exchange of images, video, data and text. Therefore, like to the expansions in wire-line ability during the 1990s, the necessity intended for novel wireless capability is rising at an extremely fast speed. Though there are, certainly, still immensely a lot of technological issues to be resolved in wire-line infrastructure, requirements intended for extra wire-line capability are able to be convened mostly by means of the integration of new private communications, like that extra routers, optical fiber, switches plus many more. Alternatively, the customary resources which have been employed to include capability to wireless technology based systems are broadcasting bandwidth as well as source control (Wang and Poor) and (Turban, Leidner and McLean). Unluckily, these two resources are amongst the majority strictly restricted in the exploitation of contemporary wireless networks: radio bandwidth due to the extremely rigid circumstances by means of hold to practical radio band, as well as transmitter power since mobile as well as new handy services need the utilization of battery power that is imperfect. Both of these technology resources are just not rising or enhancing at momentums that are able to corroborate predictable needs for wireless capability. Alternatively, one resource that is rising at an extremely fast rate is that of technology processing power and capabilities. Moore's Law, that declares a replication of processor potentials each 18 months, has been fairly precise over the earlier period of 20 years, as well as its correctness assures to carry on for an upcoming period. Specified these situations, there has been significant research work during current years intended at introducing innovative wireless potential throughout the exploitation of enhance intelligence functionality inside wireless networks frameworks. A main characteristic of this progress has been the advancement of new signal communication methods as well as sophisticated receiver signal processing systems that permit intended for major enhancements in wireless power lacking employee increments within power or bandwidth utilization needs (Wang and Poor) and (Turban, Leidner and McLean). Technology Evolution This section discusses the electrical engineering technology and wireless technology mutual contribution for the better technology development. Throughout 1980's, the nationwide PTTs paid attention on their marketing awareness on offering a phone service to mobile users. The initial public radio communication based telephone networks had been launched in the market during 70s, designed on the cellular idea intended for frequency reprocessing. A number of preliminary systems, repeatedly working in the 150 MHz spectrum, simply facilitated operator-supported calls with no regular renounce. To offer improved client capability by means of enhanced as well as regular services, Norway, Sweden, Belgium, Denmark, Switzerland, the Netherlands as well as Austria established (a little bit different) types of the NMT (or Nordic Mobile Telephone) arrangements. Entire of these analogue technologies based systems utilize FDMA technology or Frequency Division Multiple Access. The system was established in the 450 MHz spectrum, as well as was later too installed in the 900 MHz frequency spectrum. Later on 1980's, a variety of editions of the NMT system had a whole of almost a million users. Through 1989, the analogue Total Access Communication System (TACS) system and arrangements had about 750,000 users in Great-Britain. Technology of wireless in France, the Radiocom network had approximately 165,000 users plus in Germany had the C450-network communication arrangement that encompass 165,000 users. In the United States, the AMPS or Advanced Mobile Phone System as well as American Radio Telephone System (ARTS) had 2 million users during the year 1988 (WirelessCommunication). In addition, the new mobile communication technology GSM for digital cellular telephone network was launched inside Europe in the 900 MHz spectrum at the start of 1990's. The contraction GSM initially stood intended for "Groupe Special Mobile" however later the name "Global System for Mobile communication" was changed. The communication structures utilize TDMA or Time Division Multiple Access of 8 user’s signals for each channel. The communication channel bit rate is 270.8 kbit/s as well as GMSK is utilized. The system is well-matched intended for voice transmission plus for circuit-switched data collaboration and communication (WirelessCommunication). In this overall situation the electrical engineering technology will contribute to the wireless communication in case of two main functions. The initial function is the demonstration as well as communication of data and information. In wireless communication electrical charge is able to be turned on as well as off to signify digital data and information or constantly transformed to demonstrate analog information. Digital currents engage wire-line data and information communications as well as circuits. The electric fields are able to be changed in the same method, producing wireless transmission as well as processing. The communication of power is as well one of the main function of the wireless communication and collaboration. In this scenario, electrical signals, currents and fields as well transmit power. In addition, the electrical engineering is foundational upon the movement of current as well as the electromagnetic field, characteristics of the electron. While the word electron was simply used with the electric charge at the end of 19th century, the record of electrical science as well as engineering returns a great deal beyond. Electrical engineering as well spins on the processing and mathematics of the processing the signal. Furthermore, exclusive of signal transmission based idea, the material characteristics of the electron as well as the electric field are not able to be subjugated (Johnson) and (WirelessCommunication). Wireless Communication Capabilities In the process of wireless communication the availability of the wireless speedy Internet access offers swift means of access to the data, information as well as management appropriate and handy that is the main advantages of the of wireless technology. Cell phones, those are previously being facilitated by means of WAP technology, the wireless related to TCP/IP, as well as handheld computer systems, traditionally recognized as personal digital assistants (or PDAs), are projected to turn out to be the instruments of preference designed for wireless Internet based access (Partington) and (Turban, Leidner and McLean). Additionally, in the US, handheld computer based systems are reproducing by means of latest product influxes from IBM, Compaq, Gateway and Sony contributing to the Handspring and PalmPilot. The wireless communication based handheld marketplace nowadays is in an extremely developing phase as well as the handheld of the future is moving toward the wireless technology based era. In other words, the majority of wireless and handhelds technology based systems nowadays are not wireless; they are type of batch links: return as well as plug the object inside as well as afterward we obtain our data plus move as of this spot (Partington) and (Turban, Leidner and McLean). In addition, the restricted wireless communication system in small areas among contrivances is one more implementation of the safety business. Radio and Bluetooth technology enhancement during the year 1998 permit electronic devices to distribute data and information without any wire as medium of transmission, is inside the way to turn out to be a standard intended for small-range; approximately 30 feet utmost wireless transmission. Every transmitting device has to be prepared through a Bluetooth chip. If the technology manufacturers have some suggestion; IBM, Ericsson, Intel, Nokia as well as Toshiba; it will definitely be a great success (Partington) and (Turban, Leidner and McLean). Moreover, the wireless communication based on the Bluetooth technology could ultimately be accepted to turn out to be a kind of immediacy access control mechanism intended for together computers and structures. Furthermore, by means of PKI or Public Key Infrastructure encryption integrated as of the start, it could supply protect cooperation and communication. Public Key Infrastructure, the “de-facto” standard intended for information and communication security, is the administration of public keys. These public keys are based on algorithms that encode as well as decode, for exploitation through extensively shared systems or users (Partington) and (Turban, Leidner and McLean). Lastly, wireless Internet access is offered in partial marketplaces all through the world. It is introduced together in mobile/portable and fixed/preset adaptations. Fixed or preset wireless communication Internet that makes use of multi-channel sharing structure, multi-point, offers speedy, otherwise broadband, admittance plus necessitates an antenna with a digital technology based cable modem. The required advanced filter along with down-converter is lessened in addition to incorporated into the small end-user wireless communication antenna. Mobile or portable communication based wireless Internet is composed of a wireless data modem that clients connect to a hand-held wireless communication system, desktop or laptop computer by means of a USB or universal serial bus or serial port. Consumer recognizes data and information access speeds of equal to 128 Kbps (Partington) and (Turban, Leidner and McLean). Future of Wireless Communication Only the system we communicate with people has experienced an impressive change. All aspects from the public behaviors to security are being contested by anytime, anyplace communication. Most recently, Qualcomm declared its 20-year special event through relating what wireless communications appeared during 1985, as well as observing where they have approached at the moment. In past, mobile communication was not so easy. There is a need for 30 pounds of device in a car trunk or weighty suitcase phone equivalent. Nowadays, communications occurs in the course of a small however still inelegant style headset (Mock). In this scenario, the IMT Advanced (International Mobile Telecommunications-Advanced), 4th Generation, is the subsequent wireless communication technological approach in the domain of wireless communications structure. A 4G system will improve current wireless communication operations and networks as well as is anticipated to offer a wide-ranging as well as secure IP based solution where capacities regarding data, voice as well as streaming multimedia will be offered to clients on the principles of “Everywhere, Anytime" with a great deal superior data transfer speeds contrasted with earlier generation technologies (VinayTech). Moreover, 4G wireless communication technologies are being designed to facilitate the QOS as well as speed constraints established through approaching technological applications similar to Multimedia Messaging Service, wireless broadband access, mobile TV, video chat, Digital Video Broadcasting (DVB), HDTV based facilities, least services similar to voice in addition to data, and additional services that make use of the communication bandwidth (VinayTech). One of the main distinguished high level applications intended for 4G systems is position based communication services. The wireless technology of the 4G position applications would be designed on envisioned, implicit routing systems that would facilitate an isolated database holding graphical images of houses, streets as well as additional substantial features of a huge city region. This remotely located database could be used through a user in a roving vehicle having some sort of suitable wireless communication system that would offer the framework that would emerge a practical demonstration of the environment in advance (VinayTech). Conclusion This research has offered a deep and comprehensive analysis of some of the main areas and aspects of the wireless communications and electrical engineering areas. This research has assessed the historical overview of wireless communications technology and this research has also assessed the future of this technology arrangement. In this connection I have highlighted the wireless communications and electrical engineering mutual relation and emergence of the wireless technology through the electrical technology. The future of wireless technology is very bright. There are merging a lot of tools and technologies everyday in the field of wireless communications. I hope this research will offer a better insight in case of the assessment of overall technology of wireless communications and electrical engineering. References Johnson, Don H. A Short History of Electrical & Computer Engineering . 2011. 08 June 2011 . Linnartz, Jean-Paul M.G. Wireless Communication Reference Website . 2004. 09 June 2011 . Mock, Dave. Perspective: Envisioning a wireless future. 10 August 2005. 08 June 2011 . Partington, George. The evolution of wireless. 01 February 2001. 08 June 2011 . Turban, Efraim, et al. Information Technology for Management: Transforming Organizations in the Digital Economy . New York: Wiley, 2005. VinayTech. Evolution of Fourth Generation Wireless Communication System . 29 October 2009. 07 June 2011 . Wang, Xiaodong and H. Poor. Introduction to Wireless Communication Systems . November 2005. 08 June 2011 . WirelessCommunication. Evolution of Personal Communications. 2006. 06 June 2011 . Read More