current trends and emerging therapies
Tài liệu The US Organic Industry: Important Trends and Emerging Issues for the USDA ppt
Ngày tải lên :
14/02/2014, 03:20
... understanding and management of soil fertility, pest management, livestock production and health, development and evaluation of adapted cultivars and breeds, and improved post-harvest handling ... organic food sales were handled through supermarkets and grocery stores, mass merchandisers, and club stores Meanwhile, independent natural product and health food stores and natural grocery chains ... production occurs in fruits and vegetables, rice, grapes and dairy as well Further expansion is hindered by the limited government support in research and outreach, and by the long and complex marketing...
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Current Trends and Challenges in RFID Part 1 doc
Ngày tải lên :
19/06/2014, 19:20
... 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 Z1 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 ...
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Current Trends and Challenges in RFID Part 2 pptx
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 ... drain and source, as indicated in Fig 4, there will be a current flow through the channel The current through the channel, named drain current - iD is directly dependent on the voltage vGS and...
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Current Trends and Challenges in RFID Part 3 docx
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...
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Current Trends and Challenges in RFID Part 4 pdf
Ngày tải lên :
19/06/2014, 19:20
... loaded 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...
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Current Trends and Challenges in RFID Part 5 docx
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, ... 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...
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Current Trends and Challenges in RFID Part 6 doc
Ngày tải lên :
19/06/2014, 19:20
... 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 ... 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...
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Current Trends and Challenges in RFID Part 7 ppt
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,...
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Current Trends and Challenges in RFID Part 8 doc
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...
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Current Trends and Challenges in RFID Part 9 ppt
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...
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Current Trends and Challenges in RFID Part 10 doc
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...
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Current Trends and Challenges in RFID Part 11 doc
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 ... show 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 ... capacity 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...
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Current Trends and Challenges in RFID Part 12 pot
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 ... 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...
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Current Trends and Challenges in RFID Part 13 pot
Ngày tải lên :
19/06/2014, 19:20
... 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 ... 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 1, pp 66-79, ... (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...
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Current Trends and Challenges in RFID Part 14 potx
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...
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Current Trends and Challenges in RFID Part 15 pdf
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...
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Current Trends and Challenges in RFID Part 16 docx
Ngày tải lên :
19/06/2014, 19:20
... systems and communication protocols working in this free band, design simplicity, small dimensions and low power consumption being solid arguments for continuing the researches 458 Current Trends and ... Gateway) and nine nodes, operating in the ISM band (2.4 GHz), with 16 channels and 250 kbps data rate and is certified to meet EN 300 440 (Europe), FCC CFR47 Part 15 (US) and ARIB STD−T66 (Japan) standards ... used by the big retailer inventory applications 456 Current Trends and Challenges in RFID and operating in the ultrahigh frequency (UHF) band (860−960 MHz), offer long range operating distances...
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Current Trends and Challenges in RFID Part 17 ppt
Ngày tải lên :
19/06/2014, 19:20
... indicates the joint arrival of tags and 2; and Pr{∅} which indicates the probability that none of the tags are available To denote the 496 20 Current Trends and Challenges in RFID Will-be-set-by-IN-TECH ... detection of tags we will use PD1 and PD2 as the correct detection probabilities of tag and 2, respectively, and PF1 and PF2 as the false detection probabilities of tag and 2, respectively The throughput ... diversity and context aware mechanisms have shown the benefits of joint optimization of algorithms across different 498 22 Current Trends and Challenges in RFID Will-be-set-by-IN-TECH layers and its...
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Current Trends and Challenges in RFID Part 18 docx
Ngày tải lên :
19/06/2014, 19:20
... 500 24 Current Trends and Challenges in RFID Will-be-set-by-IN-TECH Juels, A (2006) RFID security and privacy: A research survey IEEE Journal on Selected ... control method to reduce collisions and interferences between multiple RFID readers and RFID tag 2009 International Conference on New Trends in Information and Service Science NISS, 2009, pp.339-343 ... Ultra-Low-Power Long Range Battery/Passive RFID Tag for UHF and Microwave Bands With a Current Consumption of 700 nA at 1.5 V, IEEE Transactions on circuits and systems: I: Regular papers,Vol 54, No 7, July...
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CURRENT TRENDS AND CHALLENGES IN RFID potx
Ngày tải lên :
26/06/2014, 23:20
... 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 ... 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 ... 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...
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