current approaches and outstanding challenges

... 1978; Andreassen and Rosenfalck, 1981) 3.2.2 Assumptions of the core-conductor model and the line-source model: the first approach to convolutional models Clark and Plonsey (1966, 1968) and then Andreassen ... Analysis – 16 A Perspective on Current Applications and Future Challenges most widely used relationship between fiber diameter and conduction velocity (Nandedkar and Stålberg, 1983) is: v = 3.7 ... empirical and computational aspects of EMG research This book was born from discussions with researchers in the EMG community and aims to provide a snapshot of some current trends and future challenges...

Ngày tải lên: 23/03/2014, 14:20

... Australian and New Zealand Intensive Care Society Clinical Trials Group: A comparison of antecedents to cardiac arrests, deaths and emergency intensive care admissions in australia and new zealand, and ... or escalation in the care of the patient, and associated decision support; and data storage The second, third and fourth items can occur in any order and may be repeated at different stages These ... regions and there are severe bandwidth limitations and interference issues Therefore, most medical device companies develop for the internationally agreed 2.4 to 2.5  GHz industrial, scientific and...

Ngày tải lên: 13/08/2014, 21:21

... observations and lessons learned from the evaluation, and suggested some possible research directions to address these challenges which may be helpful for current and new participants, or IE and QA ... (source, anchors, redirects and disambiguation) to extend the KB and compute entity cooccurrence estimates Many other teams including CUNY and Siel used redirect pages and disambiguation pages for ... Daniel Moder Henry was born Monday in Los Angeles and weighed 8? lbs Roberts, 39, and husband Danny Moder, 38, are already parents to twins Hazel and Phinnaeus who were born in November 2006.” the...

Ngày tải lên: 20/02/2014, 04:20

... BERTINO AND SANDHU: DATABASE SECURITY—CONCEPTS, APPROACHES, AND CHALLENGES 1.3 Organization of the Paper The remainder of the paper is organized as follows: Section discusses past and current ... Information and System Security, vol 4, no 3, pp 191-233, 2001 BERTINO AND SANDHU: DATABASE SECURITY—CONCEPTS, APPROACHES, AND CHALLENGES [12] E Bertino, D Bruschi, S Franzoni, I Nai-Fovino, and S ... according to the specified access BERTINO AND SANDHU: DATABASE SECURITY—CONCEPTS, APPROACHES, AND CHALLENGES control policies, it is possible to develop effective approaches to access control enforcement...

Ngày tải lên: 16/03/2014, 16:20

... levobupivacaine, sufentanil and clonidine were mixed together (Sautou et al., 2011) 18 Epidural Analgesia Current Views and Approaches We then planned a second randomised, controlled and double-blinded ... the informed consent and received written and verbal instruction regarding the use of PCA or PCEA 34 Epidural Analgesia Current Views and Approaches The patients were randomly assigned to two ... namely Marie Bazin, Franck Bolandard, Bernard Lavergne, Brigitte Storme, Sộbastien Tixier and Lise Vernis, and also to Daniel Bourdeaux and Valộrie Sautou (pharmacists) and Bruno Pereira (biostatistician)...

Ngày tải lên: 17/03/2014, 21:20

... sum of incident and reflected voltages The net current is superposition of incident and reflected currents However, since the currents are traveling in opposite directions, the net current is the ... can not sustain any current, and therefore dissipates zero power The incident and the reflected current waves are of the same magnitude and travel in opposite directions The current waves are 180o ... ZL Z1 1 Z0 (8) Current Trends and Challenges in RFID On the same way, normalizing (6) results in: Z 1 1 (9) Considering the normalized real and imaginary parts of both Γ and Z then: Z ...

Ngày tải lên: 19/06/2014, 19:20

... which consists of bandpass filter and impedance inverting scheme 26 Current Trends and Challenges in RFID 3.2 Transistor sizing and bias condition Since the size of transistors and their bias condition ... The advantages of double balanced mixers are: 32 Current Trends and Challenges in RFID a Both LO and input signals are balanced, providing both LO and input rejection at the output b All ports of ... the approaches to implement AC and DC coupling to interconnect structures, by taking into account performance and noise isolation References IEEE 802.15.1 (2002) IEEE Standard for Local and Metropolitan...

Ngày tải lên: 19/06/2014, 19:20

... transistor and NMOS follower geometric aspect ratios Fig 17 Circuit used to optimize the MNFOLL geometric aspect ratio 70 Current Trends and Challenges in RFID Figure 17 shows the main current and ... area To minimize the short channel effects, the 64 Current Trends and Challenges in RFID channel length was fixed to 1μm for MN1 and 2μm for MP1 and MP2 to improve the mirroring matching The PMOS ... observed, the nominal values for VREF and VIN are, respectively, 200 [mV] and 2.2 [V] Using this simulation to evaluate the sensitivity, results in: 68 Current Trends and Challenges in RFID 3 ΔV V 2,...

Ngày tải lên: 19/06/2014, 19:20

... square microstrip antenna and (b) Dual-band circularly polarized microstrip patch antenna (Nakano & Vichien 1989; Hernandez & Robertson 1995) 106 Current Trends and Challenges in RFID Loading ... can be combined to enhance multi-band antennas with wider bandwidths Last but not least, the high gain dualband antennas and limitations have been described and it is realized that the conventional ... reflections Impedance bandwidth measurements include the characterization of the Voltage Standing Wave Ratio (VSWR) and return loss throughout the band of interest VSWR and return loss are both...

Ngày tải lên: 19/06/2014, 19:20

... Zheng, Z.-h 2008 The research and development of the highway's electronic toll collection system Knowledge Discovery and Data Mining 3: 359–62 112 Current Trends and Challenges in RFID Yang, G., ... working both for UHF band [9][10] and HF band [10] are explained from the design phase to the performance evaluation in this Chapter The designed passive tags of UHF and HF bands are to be responsible ... the chip and antenna, namely, to maximize the tag performance Those two “X” marks show the input impedance positions of the chip and antenna on the Smith Chart in 116 Current Trends and Challenges...

Ngày tải lên: 19/06/2014, 19:20

... I for 160 Current Trends and Challenges in RFID Mean), we can conclude that there were significantly different IFT readings between the pair of PET and PVC tags and the pair of PVC and Wet Strength ... a standard deviation of 006, 280 for PVC with a standard deviation of 005, and 266 for Wet Strength paper with a standard deviation of 005 The average IFT value of PET was 8.860μm with a standard ... down and cleaned, the run counter was set to zero, and the desired materials and conditions were made ready for the next run Fig The diagram of antenna impedance measurement 156 Current Trends and...

Ngày tải lên: 19/06/2014, 19:20

... H and Sarabandi K.,Antenna Miniaturization and Bandwidth Enhancement Using a Reactive Impedance Substrate, IEEE Trans on Antennas and Propag, Vol.52, No.9, September 2004 186 Current Trends and ... UHF RFID frequency band tags and for 2.4GHz and 5.8GHz SHF RFID frequency band tags, using the same geometry for the AMC unit-cells and just changing the dielectric substrate and/ or the unit-cell ... by varying the drug type and the tag type considering homogeneous cases and a random disposition of the items within the case (Configuration III) 198 Current Trends and Challenges in RFID Finally,...

Ngày tải lên: 19/06/2014, 19:20

... of a reader and a passive tag without a battery The International standard, ISO 18000-6C, defines the communication protocol and Ultra High Frequency (UHF) band between the reader and the passive ... )} ,t ( k T ), k  0,1,2 , s (2) 214 Current Trends and Challenges in RFID where r0 (t ) is the output signal using sm (t ) via the I and Q channels and is defined as follows: r0 (t )    ... signal with M = 2) 219 220 Current Trends and Challenges in RFID Fig 10 Spectral responses of the difference signal before LPF (a) and the initial peak signal after LPF (b), and the magnitude response...

Ngày tải lên: 19/06/2014, 19:20

... products of binary vectors and Bernoulli noise bit 258 Current Trends and Challenges in RFID generation Computing the binary inner product only requires bitwise AND and OR operations that can ... reader and HDX tags as presented in figure 11 The schematic is that of 248 Current Trends and Challenges in RFID a linear system whose input is the voltage source VT internal to the tag and the ... state vector and Y(t) is a periodic input In most cases we may assume that Y is continuous but we may also allow for a discontinuous input such as a square wave In 234 Current Trends and Challenges...

Ngày tải lên: 19/06/2014, 19:20

... slots, each of which consists of a primary page and 264 Current Trends and Challenges in RFID possibly some overflow pages; and two hash functions , and , The look-up process , choose slot , since ... 272 Current Trends and Challenges in RFID Under the first situation, the tag and the reader can successfully authenticate each other and maintain synchronization The exchanged messages are random ... (2004) Privacy and Security in Library RFID: Issues, Practices, and Architectures In ACM Conference on Computer and Communications Security (CCS), October 2004 278 Current Trends and Challenges...

Ngày tải lên: 19/06/2014, 19:20

... the BFSA-Muting and SELECT packet is not necessary to be transmitted to tags (a) First and Second Read Cycle of the Simulation 298 Current Trends and Challenges in RFID (b) Third and Fourth Read ... good agreement between analytical result and simulation result and they are shown in Figure 21 (a) Minimum Network Throughput 302 Current Trends and Challenges in RFID (b) Maximum Network Throughput ... is 2e ≈ 18.4% for pure ALOHA and ≈ 36.8% e for slotted ALOHA For a fair comparison between CDMA-based systems and ALOHA systems, the total 308 Current Trends and Challenges in RFID Will-be-set-by-IN-TECH...

Ngày tải lên: 19/06/2014, 19:20

... denial-of-service attacks (DOS attacks), and Alomair et al had extended the above protocol to prevent DOS attacks and possible key exposure 332 Current Trends and Challenges in RFID problem Since these ... Security of ad hoc and sensor networks, 2005, pp 63-67 [6] D Molnar and D Wagner, “Privacy and security in library RFID: Issues, practices, and architectures,” Conference on Computer and Communications ... using MC method 338 Current Trends and Challenges in RFID orientation in 3D space assumed In the conducted research it was assumed that the demanded area should be square shaped and situated at the...

Ngày tải lên: 19/06/2014, 19:20

... UHF RFID in Paper Industry: Challenges, Benefits and the Application Environment IEEE 356 Current Trends and Challenges in RFID Transactions on Automation Science and Engineering, Vol 6, Issue ... 358 Current Trends and Challenges in RFID tag and node The experiments show that tracking accuracy is improved and abnormal tracking position estimation is reduced Positioning system model and ... (25) 366 Current Trends and Challenges in RFID If DTi is smaller than 0, DTi becomes Therefore, the DTi is the extracted value over basis value INVL and INVmax denotes the L-th iteration and total...

Ngày tải lên: 19/06/2014, 19:20

... of the region Each connection edge in the top and bottom 382 Current Trends and Challenges in RFID boundary is horizontal and cut twice by the left and right sides of query windows; each horizontal ... products For example, someone is a fan of a particular brand will always take the brand’s shoes, watch 396 Current Trends and Challenges in RFID and bag such that tracking is still possible by associating ... record and the current- session record each other in order to synchronize the tag and the database in case of incompletion of the current session As the reader tries to query the tag with a random...

Ngày tải lên: 19/06/2014, 19:20

... 426 Current Trends and Challenges in RFID pretends to be the true reader and a proxy which claims to be the true card These two devices can communicate and thus relay data between the reader and ... (forward and backward) can be eavesdropped at a distance of metres The author has completed this 418 Current Trends and Challenges in RFID first article with a new paper by adding new results and ... Another solution consists in demodulating and decoding the signal, analysing the frame and modifying this frame according to the data 428 Current Trends and Challenges in RFID that the attacker wants...

Ngày tải lên: 19/06/2014, 19:20