emerging trends and technologies in ebusiness

Ngày tải lên: 05/07/2014, 06:31

... Heteroscedastic Discriminant Analysis (HDA) [64] New Trends and Developments in Biometrics16 26 New Trends and Developments in Biometrics [71] Wei Cai, Qiang Li, and Xin Guan. Automatic singer identification ... effects of skin scattering. Chapter 4 gives an overarching survey of existing principles of contact-based hand geometry systems and mentions trends in the contact-less systems. Chapter 5 introduces ... network, including the entity identifiers generation scheme and relevant key distribution solution. Chapter 12 introduces a new, interesting and important research and development works in the skin...

Ngày tải lên: 05/03/2014, 22:20

... toward institutional investors attracted $525 billion in new cash during 2008. Increased economic uncertainty during the year and ongoing turmoil in the money markets encouraged these investors ... vehicle for participating in, or hedging against, broad movements in the stock market. Retail investors and their fi nancial advisers have become increasingly aware of these investment vehicles. ... willing to take risk after stock market turbulence re-emerged in 2000 following a long hiatus. Investor demand for hybrid funds, which invest in a combination of stocks and bonds, dropped off in...

Ngày tải lên: 23/03/2014, 08:21

... fund investing following the passage of the Investment Company Act of 1940. But successive bear markets in stocks in the 1970s along with rising interest rates drew investors into a growing ... funds. In 2009, we dedicated a separate chapter to ETFs, reflecting both their rapid asset growth and their increasing diversity as they expand to include actively managed funds and funds investing ... exchange-traded funds, and unit investment trusts and their sponsors. InvestmentCompanyAssets in   Americans’ContinuedRelianceonInvestmentCompanies  RoleofInvestmentCompanies in FinancialMarkets...

Ngày tải lên: 23/03/2014, 11:20

... common problems were back injuries resulting from inappropriate lifting and transferring of patients. Workers also suffer abuse in both institutions and homes, often inflicted by cognitively impaired ... Restraints in Nursing Homes and the Allocation of Nursing Resources (unpublished doctoral dissertation). Minneapolis, Minn.: Health Services Research and Administration, University of Minnesota. ... will influence the future financing and design of long-term care in the United States, including the amount of formal services that may be needed to replace a diminishing pool of caregivers in certain...

Ngày tải lên: 28/03/2014, 17:20

Ngày tải lên: 02/04/2014, 15:45

... Similarly, S 12 and S 22 can be obtained by measuring the incident, the reflected and the transmitted signals at the output when the input is terminated in Z 0 . Since the input is terminated by ... very convenient since the square of a and b corresponds to the power of the incident and reflected waves. S 11 and S 21 can be obtained by measuring the incident, the reflected and the transmitted ... identification technologies are inadequate for recent demands: inventory tracking, supply chain management, automated manufacturing,healthcare,etc. AstheRFIDtechnologyisbeingspread and appliedto real...

Ngày tải lên: 19/06/2014, 19:20

... increased by negative voltage gain between input and output. However, since the input impedance of the cascode device M 2 is capacitive, the voltage gain is high in low frequency and low in ... thus, in fact both resistance and inductance are being added to the circuit. Therefore, it is valuable to investigate the effect of both inductor and resistor as Z s . 4.4 Input impedance and ... follower for output matching, but has passive output matching network, which consists of bandpass filter and impedance inverting scheme. Current Trends and Challenges in RFID 34 Fig. 15....

Ngày tải lên: 19/06/2014, 19:20

... years, integrated circuits are being fabricated with large densities and endowed with intelligence. The reliability of those systems has been increasing and the costs are lowering. The interaction ... n [] 2U V T IN 1 VV eb th0(N)          (24) Combining equation (23) and (24) and using the known values, the V REF sensitivity is 0.0415. Thus, for a ±10% variation in the input voltage ... current to flow into Q 1 leading the system to desired operating point. At same time, C START is charged toward V IN reducing the V sg of M START and, consequently, turning it off. Figure...

Ngày tải lên: 19/06/2014, 19:20

... behaviour uponbiological tissues in a radio-frequency power transfer link for a cortical visual implant. In Proc. IEEE Int. Conf. Engineering in Medicine and Biology. pp. 2499-2502. [32] ... antenna with a single feed for orthogonal dual-band operation and its and (b) VSWR plots (Chen & Wong 1996) Fig. 12. Aperture coupled RMSA with an inclined slot An interesting feature ... other hand, it is encumbering and not well-suited Current Trends and Challenges in RFID 80 2. Minimum emitter area for matched transistors, otherwise there will be a degradation in the...

Ngày tải lên: 19/06/2014, 19:20

... still not satisfied after a printing running on the machine shown in the Fig. 6(a), feeding the printed sheets into machine from beginning again for multiple printing can be considered. Fig. ... traditional printing methods including offset printing, screen printing and a hybrid one based on gravure printing and vacuum deposition technology, to demonstrate the possibilities of making low- cost ... charge of three color inks in sequence in a normal printing machine, then the thickness increase can be achieved by putting the same conducting inks on the cylinders in different stages. If...

Ngày tải lên: 19/06/2014, 19:20

... research in nature and aimed to investigate the process consistency and capability of printing RFID tag antennas via the screening printing process Screening printing using Ag ink with ... and recommendations Substrate is definitely a dominant variable affecting the printability of printing antenna of RFID tags. The results of study can assist the printing industry in determining ... printing process can be applied to perform the printing tasks effectively. According to literatures, screen printing technology can be used for RFID tag printing, providing significant time and...

Ngày tải lên: 19/06/2014, 19:20

... using a thicker dielectric substrate and also including in the geometry narrow and long strips (lines). C can be reduced by reducing substrate’s relative dielectric permittivity ε r and increasing ... among tags, impacting both the cases line and the border gate. For the cases line both homogeneous cases (consisting of a single product type) and heterogeneous cases (containing products of ... Tablets in Blister X Tablets in a Bottle X Granules in Sachets X Powders in a Bottle X Semi-liquid Cream X X Liquid Syrup X Single injectable solution in syringe X Multiple injectable...

Ngày tải lên: 19/06/2014, 19:20

... An RFID system may include a plurality of electronic tags on objects, animals, and other things having unique identification information and a reader for reading or writing information from or ... pharmaceutical supply chain has been considered and its criticalities, in terms of kinds of goods to trace and peculiarities of the checkpoints RFID, have been individuated and discussed. The inadequateness ... suffering from the DC-offset phenomenon by using the phase inversion information instead of the amplitude information. In order to High Performance UHF RFID Tags for Item-Level Tracing Systems in...

Ngày tải lên: 19/06/2014, 19:20

... p 1 /2π. Consider the opamp in the inverting configuration as in figure 10. Fig. 10. Inverting amplifier Assuming that there is no current into the inverting input, the current law gives ... Perspective 237 maintain the same Q S ) and increase of C A (to maintain the tuning). However, the reader designer should be aware that, as shown by (7), decreasing L A while maintaining the quality ... Steps in deriving the principle of low coupling approximation Current Trends and Challenges in RFID 248 a linear system whose input is the voltage source V T internal to the tag and the...

Ngày tải lên: 19/06/2014, 19:20

... connection speed and commands for handling communication with tags. Examples of commands are following: - Anti-collision/select (ACS): After broadcasting this command, tags begins transmitting their ... During an exposure period, an adversary is able to observe and disturb all interactions involving a target tag   and a legitimate reader  using oracle     according to the defined ... Generate a random challenge Current Trends and Challenges in RFID 282 The reader broadcasts the REQUEST command to the tags located in the reader’s interrogation range during the downlink while...

Ngày tải lên: 19/06/2014, 19:20

... BFSA-Non-Muting and BFSA-Muting a computing program was developed [appendix C] and equation 6, 7, 9, 10, 11, 14, 15, 16, 17, 18 and 21 in Section 3 are used. The minimum total census delay was increased ... principle is also indicted in Figure 3, showing the RFID reader transmitting a sinusoidal wave over its transmit antenna TX, thus allowing the various transponders in the field to modulate and ... ‘x’ line represents simulation result of BFSA-Non-Muting, square line represents analytical result of BFSA- Muting, and ‘+’ line represents simulation result of BFSA-Muting. For computing the...

Ngày tải lên: 19/06/2014, 19:20

Ngày tải lên: 19/06/2014, 19:20

Ngày tải lên: 19/06/2014, 19:20

Ngày tải lên: 19/06/2014, 19:20