high performance Radio frequency identification Essay


Technology is quickly altering and great applications are in high demand related to high public presentation computer science, unafraid care of resources and the stock list in topographic point. Among the quickly turning engineerings, RFID and parallel computer science are the budding engineerings which are fulfilling the user demands in this epoch of tech-savvy. There is a antic range for betterment of the applications developed already by deploying the usage of these engineerings viz. “RFID” and “Parallel Computing” . RFID can be used for tracking of the stock list and even the human existences in critical instances. There are different types of RFID tickets and readers available in the market already. Active and inactive RFID tickets are taken up in this research work. Besides different RFID readers are available on the footing of the mechanization of how they read. Among them Optical RFID and Mobile RFID are explained in item. Steping into the other engineering, an overview of the parallel computer science, different architectures and memory mechanisms of parallel computer science, and an mixture of programming theoretical accounts of parallel calculating are furnished in item. Assorted statistics for the use of the parallel computer science across the industries is besides illustrated. Additionally, the impact of both the engineerings on the concern is besides laid accent on.

1. Introduction

As demands of human community are turning and turning engineering demands to be uphold those demands. Radio frequence Identification ( RFID ) and parallel computer science are one of those technologies.A This has been evolved to keep big sum of the stocks that are turning in the big stock lists twenty-four hours by twenty-four hours. Not merely the stock list direction but besides it is utile for maintain of objects firmly. In fact it has batch of advantages and disadvantages on the footing of the applications used. Parallel computer science is the other engineering which is happening the applications and executions in across the sectors these yearss. In this assignment RFID and parallel computer science engineerings are explained in brief. In the RFID engineering a brief debut is explained. Then the operation of RFID system, tickets and readers of the RFID system are explained. Besides in different advantages and disadvantages of tickets are explained. Different criterions used in RFID engineering across the universe are given in brief. Emerging engineerings in RFID like optical RFID and nomadic RFID are explained in brief. How the RFID is traveling to consequence the concern and society are explained in item in subsequent subdivisions of RFID. A brief inside informations and debut of the parallel computer science is given in 3.1. Different types of the possible architectures of the parallel computing machines are taken up in the following session. Besides direction of memory in parallel computer science has taken up. Besides different effects of parallel calculating on concern society are explained.

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2. Radio Frequency Identification ( RF ID ) Technology

2.1 Overview

Radio Frequency Identification ( RFID ) is a engineering which helps in tracking of the objects. It is really utile in stock list trailing. In this engineering there are three constituents viz. reader, a transceiver with decipherer and a transponder ( RF ticket ) .A This engineering works in concurrence with the IT substructure of any organisation. It improves the direction of any company. It is rather utile in instance of stock list direction.

RFID is one of several engineerings jointly known as Auto-ID processs. This engineering is chiefly used for placing objects automatically. RFID maps are now integrated in passports and will even happen their manner into wellness cards. In subsequent subdivisions working of RFID, different criterions used in engineering, upcoming engineerings are explained.

2.2 Functioning of RFID

RFID tickets enclose two parts chiefly. The first is an incorporate circuit for carrying up and treating the information, modulating and demodulating the signal of radio-frequency ( RF ) , and other dedicated maps. The subsequent is an aerial for conveying and having the signal. Three assortments of RFID tickets are bing fundamentally: inactive RFID ticket, that have no battery and necessitate an exterior beginning to motivate signal transmittal, active RFID ticket, that contain a battery and can air signals individually, and battery assisted passive ( BAP ) that necessitate an peripheral beginning to wake up although have notable higher frontward link capableness supplying a immense read scope. ( Radio frequence designation engineering, RF-ID, RFID, 20 Jan 2010 ]

The reader emits a wireless signal that activates the ticket and reads and writes informations to it. As merchandises are shipped, received or stored, the information ( encoded on a saloon codification like ticket ) can be read and received by the reader, which is attached to a computing machine. RFID has been integrated into the EPC ( Electronic Product Code ) planetary web and uses the EPC. The EPC is an sole figure that identifies a precise article in the supply concatenation. The EPC is stocked up on a RFID ticket, which joins a Si bit and a reader. Once the EPC is recovered from the ticket, this can be linked with dynamic informations such as the beginning of an point or the day of the month of its production. Greatly like the Global Trade Item Number ( GTIN ) or Vehicle Identification Number ( VIN ) , the EPC is the key which unlocks the power of the information systems that are portion of the EPC planetary Network. ( EPCglobal EPC Overview, 20 Jan 2010 )

Automatic designation ( car ID ) engineerings facilitate setup or computing machines in placing the points by agencies of automatic informations gaining control. The RFID is one such type of car ID engineering which uses wireless moving ridges to pull off, proctor, and place single objects as they move among physical locations. Even though there is an mixture of techniques for placing objects with RFID, most common method of usage is by hive awaying the consecutive figure which identifies the ware and its related informations. The RFID package and devices must be supported by a extremely developed package architecture which enables the distribution and aggregation of location based records in existent clip. In the coming subdivision, the description about the diverse types of tickets and readers is furnished. ( Microsoft RFID white paper, 19 Jan 2010 ) .

Tags and Readers

RFID tickets are infinitesimal devices holding a bit and an aerial which shops the informations for designation of objects. The tickets can be applied to instances, palettes, containers, or single points. In the thick of no line of sight requirement, the ticket transmits informations to the reader, and the reader transfers the inward wireless waves to a construction that can be read by a computing machine system. The RFID ticket can be classified chiefly as inactive ( powered by the signal strength emitted by the reader ) and active ( with a battery ) . Different characteristics of active and inactive tickets are mentioned below.

Active Tags

  • Contain high power and battery demands, so these are heavy in weight and may besides be dearly-won.
  • Can be read from distances of long scope of more than 100 pess.

These are ultimate for tracking the high value points over stretched scopes, such as in tracking the transportation containers which are in theodolite.

Passive Tags

  • These are less expensive, lighter, and smaller ( and hence extremely predominating ) than active tickets
  • Can be applied in really immense figure to single points and can be reused.

A· Can be read merely from distances of short scope of about 5-10 pess.

2.4 Standardization

As every engineering has the standardisation, this RFID besides has assorted regularities. There is no world-wide public organisation which supervises the frequences made usage for the RFID engineering. In theory, each state can put its single set of regulations for this. The nucleus organic structures regulating the allotment of frequence for RFID are listed as follows.

  1. United statess: FCC ( Federal Communications Commission )
  2. Europe: ERO, CEPT, ETSI, and national disposals, and
  3. Canada: CRTC ( Canadian Radio-television and Telecommunications Commission

( Radio-frequency designation, 18 Jan 2010 )

Low frequence ( LF: 140-148.5 and 125-134.2 kilohertz ) ( Low FID ) ticket and high frequence ( HF: 13.56 MHz ) ( High FID ) ticket may be used internationally barren of a mandate. Ultra high frequence ( UHF: 868-928 MHz ) ( UHFID or Ultra High FID ) ticket may non be used worldwide as there is no peculiar comprehensive norm prevailing. In the North America, UHF can be made usage of without a licence for the frequences 902-928 MHz ( above or below 13 MHz from the 915 MHz centre frequence ) , excluding which limitations are present for the transmittal power. Readers are needed to size up a channel before conveying this necessity if it has led to some restrictions on public presentation ; the declaration of it is a topic of present survey. North American UHF criterions are non time-honoured in France as it mingles with the predominating military sets. For China, India, and Japan, there are no established regulations and ordinances framed for the usage of UHF frequences. Every contraption for UHF in these states requires a site licence, that needs to be applied at the place governments, and it can be rescinded. In the states of New Zealand and Australia, the frequence 918-926 MHz is non licensed but bounds subsist for the transmittal power.

The above frequences are branded as Industrial Scientific and Medical sets ( ISM bands ) . Homecoming signal of the ticket can yet take to interference for new or bing wireless users. A few criterions that are laid down refering RFID engineering are as follows:

  • ISO/IEC 14443: This criterion is an recognized HF ( 13.56 MHz ) criterion for High FID ‘s which is extremely used as the foundation of RFID enabled passports under the act ICAO 9303.
  • ISO 15693: This is besides an established HF ( 13.56 MHz ) norm for High FID ‘s commonly used for recognition cards and non contact smart payment.
  • ASTM D7434, customary trial method for measuring the running of inactive Radio Frequency Identification ( RFID ) transponders on unitized or palletized tonss.
  • ASTM D7435, customary trial method for measuring the running of inactive Radio Frequency Identification ( RFID ) transponders loaded containers.
  • ASTM D7580 customary trial method for Rotary Stretch Wrapper Method in measuring the readability of inactive RFID transponders on unitized or homogeneous palletized tonss.
  • EPC planetary, this is the evenness model that is the bulk probably to undergo International Standardization harmonizing to ISO regulations as with all sound ordinances across the universe, until shacking with unequal range, as air-traffic ordinances imposts ordinances, and others.
  • ISO 14223/1 – Radio frequence designation of the animals/human existences, and for advanced transponders in air interface.
  • ISO/IEC 18000: Information engineering – Item direction utilizing Radio frequence designation.
  • ISO 18185: This is the concern criterion for e-seals or electronic seals in tracking lading vass via the usage of frequences 433 MHz and 2.4 GHz.

There are different alternate RFID engineerings are upcoming based on the different type of reader like optical reader, reader that is installed on the devices like Mobile. In the undermentioned subdivision a brief note is mentioned about the optical and nomadic RFID is explained. ( Radio frequence designation engineering, RF-ID, RFID, 16 Jan 2010 )

2.5 Optical RFID

Optical RFID ( OPID ) is a replacement to RFID which is based on the engineering of optical readers. Applications for optical RFID ticket may be conveying into being in the approaching scenarios of supply concatenation direction. The first advantage in contrast to conventional RFID ticket is their little monetary value and the typically employed offline pre collection of information to the category degree.

Not like most other RFID french friess, ( that make usage of wireless frequences of 0.140-0.1485, 0.125-0.1342, 868-928, and 13.56 MHz ) , optical RFID operate in the electromagnetic spectrum affecting the frequences of 333 THz ( 3.33A-1014 Hz, 900 nanometer ) , 380 THz ( 788 nanometer ) and 750 THz ( 400 nanometer ) . The ticket information is transmitted to the reader by repeating the read petition. Balls of the incoming signal are filtered out by the ticket in a well defined form as it is reverted to the reader. At the reader ‘s side, the ticket information can be deduced by size uping the paradigm used for filtrating. As an option to the contemplation manner, active circuits may be used, reinstating the gauche RFID aerial with IR-LEDs on the ICs and photovoltaic constituents. Refering to privateness, optical RFID affords much extra security against development than RFID based on widespread electromagnetic moving ridges. This is chiefly for the ground that line-of-sight is obligatory for malevolent read out. These assaults can effortlessly be barred with small cost optical RFID sight blockers.

2.6 Mobile RFID

Mobile RFID ( M-RFID ) can be described as services which provide informations refering to objects equipped with an RFID ticket over the telecommunication web. A reader is installed in a nomadic device like a PDA or nomadic phone. This complete novel scheme is different from modern-day executions of ordinary RFID. Soon the readers are nomadic and tickets can be preset, as an option to the other manner around. The M-RFID has a figure of major and evident advantages over RFID. There are no wires necessary to the fixed readers to any farther extent and legion nomadic readers are sufficient to cover a whole country, as a replacement of utilizing tonss of fixed readers.

The cardinal constituents are at all times a reader and a ticket. Typically the reader is in some manner connected to a back terminal database which shops farther information on the article to which the ticket is fixed to. Connection to the database is largely made by the piece of equipment that holds the reader and which is capable to link to an cyberspace or local ( radio ) web. A assortment of participants like the EPC ( Electronic Product Code ) planetary, Near Field Communication Forum ( NFC ) , and European Telecommunications Standards Institute ( ETSI ) are involved in developing M-RFID solutions. Main focal point is laid on supplying support to the supply concatenation direction. However this contraption has besides instituted its manner in nomadic commercialism. A client in the supermarket can scan the electronic merchandise codification with the aid of the ticket and connect by agencies of the cyberspace to acquire more information of the merchandise desired. “ Information engineering – Automatic Designation and Data Capture Technique – Air Interface specification for Mobile RFID inquisitor ” is the first ISO/IEC 29143 criterion to be developed for Mobile RFID. ( Mobile RFID – Wikipedia, the free encyclopaedia 19 Jan 2010 )

2.7 The impact of RFID Technology on concern

RFID may be used in a array of faculties which offers the singular alterations in the concerns such as RFID in retail, Airport Baggage Tracking Logistics, Access direction, and tracking of goods, and trailing of animate beings and individuals, Location-based services, Toll aggregation and contactless payment Machine clear travel paperss, etc. RFID jointly with nomadic calculating and Web engineerings endow with a manner for institutes to detect and administrate their assets. HFID/High FID or High frequence RFID tickets are made usage ofA in jewellery trailing, library book or bookshop trailing, dress and pharmaceutical points tracking, air hose luggage tracking palette trailing, and constructing entree control. The extended usage of High frequence tickets is found in the designation of badges, and replacing old magnetic band cards. These badges must merely be held with in a definite farness of the reader to back the holder. American Express Blue recognition card at the present includes a High FID ticket. In the February 2008, the Emirates Airline started an appraisal of RFID luggage following at the airdromes of Dubai and London. ( Radio-frequency designation, 18 Jan 2010 )

2.8 The impact of RFID Technology on Society

RFID engineering mostly effects on society. As this can used in instance of truck and dawdler trailing in transporting paces, and tracking the transportation containers. By utilizing these basically trade goods supply can be controlled. Logistics & A ; Transportation is the first country of execution of RFID engineering such as Shipping & A ; Freight, Yard Management, and Distribution Centers are a few countries where RFID tracking engineering is put usage to. Transportation corporations around the Earth value RFID engineering owing to its impact on the concern significance and effectivity.

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3. Parallel Calculating

3.1 Overview

All the computer science in the olden yearss is used happen in consecutive mode. Software and the applications developed are written in consecutive calculation. Features and events that occur often in the consecutive computer science are mentioned below.

  • A individual computing machine has a individual CPU ( Central Processing Unit )
  • A applications is written in series of instructions
  • All the instructions executed serially and executing of multiple instructions is non possible.

Now a twenty-four hours ‘s applications are turning bigger and bigger. Execution of these on the individual consecutive computing machine takes batch of clip. This in bend gives hapless public presentation to the user. In order to give the user high public presentation and to make calculation fast parallel computer science is required.A

  • Programme runs on multiple CPUs
  • Application can be broken into independent parts those can be solved at the same time.
  • Each independent set broken into the separate set of instructions
  • All the instructions related to each independent portion executes individually on separate CPU.

Calculating resources may include multiple CPUs or computing machines connected through web or the combination of both.

Computer architecture can be classified on the footing of two theories

1. Von Neumann Architecture. It is based on the theory proposed by the Magyar mathematician John von Neumann. In early phases all computing machine system are followed this theory to plan the computing machines. Harmonizing to this theory it has memory, control unit, Arithmetic logic unit, I/O devices. Single memory is used to hive away the programme and informations [ 1 ] .

2. Flynn ‘s taxonomy. Parallel computing machines can be classified chiefly on the footing of Flynn ‘s taxonomy. Harmonizing to this theory of import constituents direction and informations are the determinant factors for the categorization. On the footing of this there are four classs.

  1. Single direction Single information
  2. Single direction Multiple informations
  3. Multiple direction Single information
  4. Multiple direction Multiple information. ( Introduction to Parallel Computing, 15 Jan 2010 )

3.2 Memory Architecture

There are different memory architectures that can be followed in the parallel computing machine engineering. Shared memory is one of those architectures. In shared memory architecture all the processors present in the system has to entree the individual memory. In this besides there are two categorization Uniform and Non unvarying memory entree architecture. In unvarying memory entree architecture all the processor will hold the same entree clip. Non unvarying memory architecture has different entree clip for different processors. Main advantage of the memory architecture is data sharing between the undertakings will be really fast. It has major disadvantage besides that there will non be any scalability between CPUs and memory. Unlike in the shared memory, distributed memory architecture each and every processor has separate memory. But this system requires common computing machine architecture. Memory reference for the each processor will be different and there is construct of the planetary reference infinite. Main advantage of this architecture is memory scalable. There will non be any memory coherency in this architecture. Disadvantage is developer is responsible for inside informations associated with informations and communicating. The other architecture for the parallel computer science is intercrossed memory architecture. It implements constructs of both shared and distributed. This is one of the most widely used architecture in this type of calculating.

3.3 Programming Models

There are several types of programming theoretical accounts available for parallel computer science. Some of them are mentioned below.

  • Data Parallel
  • Shared Memory
  • Message Passing
  • Togss and
  • Hybrid

3.4 The impact ofParallel Computingon concern

On the footing of parallel calculating there is enormous betterment on the different types of concern. Fig. 1 shows the utilizations of parallel calculating by different beginnings. It clearly shows that most of the concern is utilizing the parallel calculating engineering to research the different advantages.A Use of this parallel computer science besides spread across the industries. It has shown in the 2nd portion of Fig.1. It is clear from fig.1 that most of the information services and research workers are utilizing the parallel computer science.

Here are some of the applications which were used in the regular life of human existences which are developed for the utile n Large-scale 3-dimensional electromagnetic computations. Besides parallel calculating can besides be used for developing of medical image applications. By utilizing these application patients can be served efficaciously in instance of neurosurgery. It is because of the preciseness necessity by a neurosurgical modus operandi, tracking the distortions of intra-operative 1s.

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3.5 The impact of Parallel Computing on Society

It saves clip and/or money. By agencies of extra resources undertaking will be shortened in its clip to take for the completion, with prospective cost nest eggs. Parallel bunchs may be built from trade good, inexpensive setup.

It besides resolves liberally proportioned jobs. Numerous jobs are so great and/or intricate that it is non practical or non feasible to work out them on a individual computing machine, more than of all time given limited computing machine memory. “ Grand Challenge” is one among those. It requires Petabytes and PetaFLOPS of calculating beginnings. Another major job is web hunt databases/engines treating legion ; state 1000000s of minutess per second.

It presents concurrence. To exhibit this, see the illustration of entree grid. By utilizing this, public from wherever in the universe can web with each other and they can portion the work and besides do meetings. This besides assists them in working virtually.

By utilizing parallel computer science, there is an optimum use of non local beginnings. Similar to computing machines present in broad country web and local country web, SETI @ place makes usage of over 330,000 computing machines for a computational power over 528 Teraflops ( as on August 04, 2008 ) . Folding @ place makes utilizations of over 340,000 computing machines for a computational power of 4.2 peta floating-point operations ( as on November 4, 2008 ) ( Introduction to Parallel Computing, 15 Jan 2010 ) .

4. Decision

Every engineering has its ain advantages and disadvantages. This is true for the engineerings taken up in this instance survey. But for the care of heavy stock list or the baggage at airdromes, RFID is much more utile. By utilizing nomadic RFID most of the applications and equipment can be put under the scanner. Besides one is able to follow back the inside informations of stock list or the RFID tagged things really easy. By utilizing Parallel calculating there is immense addition in the public presentation of the computer science clip. Besides it is utile for many medical applications which are dominantly playing important functions in the life salvaging surgeries.


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