Wireless communications is one of the most active areas of technology development of our time. This development is being driven primarily by the transformation of what has been largely a medium for supporting voice telephony into a medium for supporting other services, such as the transmission of video, images, text, and data.
Thus, similar to the developments in wireline capacity in the s, the demand for new wireless capacity is growing at a very rapid pace. Although there are, of course, still a great many technical problems to be solved in wireline communications, demands for additional wireline capacity can be fulfilled largely with the addition of new private infrastructure, such as additional optical fiber, routers, switches, and so on.
On the other hand, the traditional resources that have been used to add capacity to wireless systems are radio bandwidth and transmitter power. Unfortunately, these two resources are among the most severely limited in the deployment of modern wireless networks: radio bandwidth because of the very tight situation with regard to useful radio spectrum, and transmitter power because mobile and other portable services require the use of battery power, which is limited. These two resources are simply not growing or improving at rates that can support anticipated demands for wireless capacity.
On the other hand, one resource that is growing at a very rapid rate is that of processing power. Moore's Law, which asserts a doubling of processor capabilities every 18 months, has been quite accurate over the past 20 years, and its accuracy promises to continue for years to come. Given these circumstances, there has been considerable research effort in recent years aimed at developing new wireless capacity through the deployment of greater intelligence in wireless networks.
A key aspect of this movement has been the development of novel signal transmission techniques and advanced receiver signal processing methods that allow for significant increases in wireless capacity without attendant increases in bandwidth or power requirements. The purpose of this book is to present some of the most recent of these receiver signal processing methods in a single place and in a unified framework.
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Please Login.Electronics and Communication. Some of the concepts which make 5G wireless technology different from current 4G Wireless technology are: Improved and innovative data coding and modulation techniques, which includes filter bank multi carrier way in schemes.
For wireless access and back haul use of millimeter wave frequencies is very useful. With the support of different conduction points with related coverage and surrounding the option of a supple usage of resources for up link and down link transmission in each cell is achieved by superior intrusion and mobility management. The main focus will be on increasing power and the best way to get it is to use high gain power antennas that changes and focus the radio waves into a beam.
This is quite similar and equal to raising transmitted power. It is not used in just focusing the beam but also to maneuver the beam in a desired direction. Related seminar topic reports for your reference 3G Wireless Technology 4G Wireless technology 5G Wireless technology We prepared and published this seminar abstract for final year engineering students seminar research.
You should do your own research additional to this information before presenting your seminar. Please include " Reference: Collegelib.
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Wireless Technology: Current Status and Future Directions Abstract: Wireless technology is expected to be the dominant mode of access technology in the future. Besides voice, a new data range of services such as multimedia and high speed data are being offered for delivery over wireless network.
Introduction to Wireless Technology
Mobility will be seamless, realizing the concept of persons' being in contact anywhere, at any time. Throughout this paper, we review the long, interesting development of wireless communication in the past, examine the current progress in standards and technologies, and finally discuss possible trends for wireless communication solutions.
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Wireless power transmission trends Abstract: Wireless power transmission WPT has been attracting a wide range of subjects in various fields and also become a highly active research area because of their potential in providing high technology to our daily lives.
The wireless power transmission will be mandatory to use in the near future because this technology enables the transmission of electrical energy from a power source to an electrical load across an air gap without interconnecting wires.
In this paper, we carry out a pilot study to present the existing technologies of wireless power transmission, their recent technology as well as its future trends. Furthermore, we also describe plenty of applications in wireless transmission.
Article :. DOI: Need Help?With 5G pushed over a VOIP-enabled device, people will experience a level of call volume and data transmission never experienced before. As the customer becomes more and more aware of the mobile phone technology, he or she will look for a decent package all together, including all the advanced features a cellular phone can have.
Hence the search for new technology is always the main motive of the leading cell phone giants to out innovate their competitors. Recently apple has produced shivers all around the electronic world by launching its new handset, the I-phone. Features that are getting embedded in such a small piece of electronics are huge. The 5G technologies include all type of advanced features which makes 5G mobile technology most powerful and in huge demand in near future.
The gigantic array of innovative technology being built into new cell phones is stunning. A user can also hook their 5G technology cell phone with their Laptop to get broadband internet access. For children rocking fun Bluetooth technology and Piconets has become in market. Tags Abstracts. Facebook Twitter. You might like Show more. Post a Comment. Previous Post Next Post. Contact Form. LinkList ul li ul'. Tabify by Templateify v1.The implementation of standards under a 5G umbrella would likely be around the year of User never experienced ever before such a high value technology.
Nowadays mobile users have much awareness of the cell phone mobile technology. Through 5G technology now you can use worldwide cellular phones and this technology also strike the china mobile market and a user being proficient to get access to Germany phone as a local phone.
With the coming out of cell phone alike to PDA now your whole office in your finger tips or in your phone. May be in coming days 5G technology takes over the world market. The Router and switch technology used in 5G network providing high connectivity. The 5G technology distributes internet access to nodes within the building and can be deployed with union of wired or wireless network connections.
The current trend of 5G technology has a glowing future. The 5G terminals will have software defined radios and modulation schemes as well as new error-control schemes that can be downloaded from the Internet. The development is seen towards the user terminals as a focus of the 5G mobile networks. The terminals will have access to different wireless technologies at the same time and the terminal should be able to combine different flows from different technologies. The vertical handovers should be avoided, because they are not feasible in a case when there are many technologies and many operators and service providers.
Such choice will be based on open intelligent middleware in the mobile phone. The network layer will be IP Internet Protocolbecause there is no competition today on this level. The IPv4 version 4 is worldwide spread and it has several problems such as limited address space and has no real possibility for QoS support per flow.
These issues are solved in IPv6, but traded with significantly bigger packet header. Then, mobility still remains a problem. There is Mobile IP standard on one side as well as many micro-mobility solutions e. However, a mobile can be attached to several mobile or wireless networks at the same time.
In such case, it will maintain different IP addresses for each of the radio interfaces, while each of these IP addresses will be CoA address for the FA placed in the mobile Phone. The fixed IPv6 will be implemented in the mobile phone by 5G phone manufactures. The 5G mobile phone shall maintain virtual multi-wireless network environment.Wireless Communication is the fastest growing and most vibrant technological areas in the communication field. Wireless Communication is a method of transmitting information from one point to other, without using any connection like wires, cables or any physical medium.
Generally, in a communication system, information is transmitted from transmitter to receiver that are placed over a limited distance. With the help of Wireless Communication, the transmitter and receiver can be placed anywhere between few meters like a T.
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Remote Control to few thousand kilometres Satellite Communication. We live in a World of communication and Wireless Communication, in particular is a key part of our lives.
Communication Systems can be Wired or Wireless and the medium used for communication can be Guided or Unguided. Such type of medium is called Guided Medium. Since, space only allows for signal transmission without any guidance, the medium used in Wireless Communication is called Unguided Medium.
If there is no physical medium, then how does wireless communication transmit signals?
Even though there are no cables used in wireless communication, the transmission and reception of signals is accomplished with Antennas. Antennas are electrical devices that transform the electrical signals to radio signals in the form of Electromagnetic EM Waves and vice versa.
These Electromagnetic Waves propagates through space. Hence, both transmitter and receiver consists of an antenna. Electromagnetic Waves carry the electromagnetic energy of electromagnetic field through space. Electromagnetic Waves usually Radio Waves are used in wireless communication to carry the signals. An Electromagnetic Wave consists of both electric and magnetic fields in the form of time varying sinusoidal waves.
Both these fields are oscillating perpendicular to each other and the direction of propagation of the Electromagnetic Wave is again perpendicular to both these fields. Pictorial representation of an Electromagnetic Wave is shown below where the Electric Field is acting in the Y — axis, magnetic field is acting in the Z — axis and the Electromagnetic Wave propagates in X — axis. Since the use of smoke signals, flags and flashing mirrors in the pre — historic period, Wireless communication has been a part of human life and is continuously evolving.
Modern Wireless Communication i.