AN0831 matching small loop antennas to rfPIC™ devices
Introduction to Cisco Devices
... CCNA focuses on V.35 cables for back -to- back connections between routers Which Cable to Use? Figure 4-6 41 USB -to- Serial Connector for Laptops Which Cable to Use? Table 4-2 describes which cable ... like to enter the initial configuration dialog? [yes] : no Would you like to enable autoinstall? [yes] : no Autoinstall is a feature that tries to broadcast out all interfaces when...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 1 docx
... 55 55 59 59 60 60 62 65 67 71 73 80 97 98 10 0 10 6 10 9 10 9 11 3 11 3 11 4 11 4 11 5 11 6 11 8 11 9 12 0 12 2 12 4 12 5 12 5 12 5 12 7 12 9 13 1 13 3 Contents 4.8 Dualband Examples 4.8 .1 An Inverted-F Antenna with ... Antenna for Healthcare Sensors 6.4 .1 Application Requirements 6.4.2 Theoretical Antenna Considerations vii 13 4 13 5 13 8 14 2 14 8 14 8 14...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 2 ppt
... 15.8074 –10 –5 21 0 Frequency Main lobe magnitude Main lobe direction Angular width (3 dB) Side lobe level = 1800 = 3.5 dB = 324 .0 deg = 53 .2 deg = –5.3 dB 0 [dB] 330 24 0 300 27 0 Figure 2. 12 Simulations ... feedpoint and the 2. 5 Efficiency and Extended Bandwidth 25 25 0.0 -3dB BW -6dB BW Relative ba ndwidth 20 0.0 150.0 100.0 50.0 0.0 70 75 80 85 90 95 100 105 110 115 120 PCB...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 3 ppt
... distance 30 –400 kHz 125– 134 kHz 3 30 MHz 13. 56 MHz 1 30 GHz 2.45 GHz less than 0.5 m Up to 1.5 m Typical data-transfer rate Characteristics less than kbit/s Approximately 25 kbit/s 30 0 MHz 3 GHz 433 ... the frequency available for RFID applications varies Antennas for Portable Devices Zhi Ning Chen © 2007 John Wiley & Sons, Ltd RFID Tag Antennas 60 from very low (below 1...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 4 pot
... −3.5 4. 0 4. 5 −5.0 −5.5 −6.0 −6.5 −7.0 −7.5 −8.0 −8.5 −9.0 −9.5 Return Loss(dB) 1.0000 0. 944 1 0.8913 0. 841 4 0.7 943 0. 749 9 0.7079 0.6683 0.6310 0.5957 0.5623 0.5309 0.5012 0 .47 32 0 .44 67 0 .42 17 ... TESTn 79 EM4006 C1 C2 (a) 14 325 513 772 1 144 11 24 1800 EM4006 316 152 740 Y 1 041 X C1, C2 pad size : 95 × 95 Other pads size : 76 × 76 All dimensions in μm (b) Figure 3.9 Microchi...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 5 ppsx
... 11000 80 75 −80 80 35 84 −2 19 05 55 13 11000 80 75 −80 80 35 90 −2 19 05 55 13 55 00 50 75 −86 50 35 98 −2 19 05 55 13 2000 20 75 −93 20 35 104 −2 19 05 55 13 1000 −1 75 −99 −1 00 00 00 00 00 (From ... SWRmin 250 0 250 1 2483 2470 2490 2437 24 25 2 452 24 45 2426 2429 2428 2427 2429 2427 2422 2442 2460 2416 2441 250 0 24 95 24 75 24 75 2480 24 35 24 25 24 45 2440...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 6 doc
... 824–894 MHz 1850–1990 MHz L (mm) 10 FD (mm) L (mm) FD (mm) 65 .0 66 .0 66 .0 68 .5 69 .5 3.5 4.0 4.0 6. 0 8.0 30.5 34.5 41.5 2.5 6. 5 13.5 (From [65 ] Reproduced by permission of © IEEE.) was not measured ... performance [6, 59 62 ] Many antenna types for portable applications are variations of the INF antenna; and many dualband or even triband antennas are extensions of the INF...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 7 pdf
... 68 53 57 42 52 62 57 42 43 57 44 38 43 53 54 57 58 52 53 18 18 00 80 10 97 59 74 21 97 44 69 06 10 76 68 04 17 97 54 43 10 69 81 — 1010 916 1040 1040 10 47 1050 1050 1040 1030 1030 1038 10 97 1220 ... temperature of 42–45 C without Antennas for Portable Devices Zhi Ning Chen © 20 07 John Wiley & Sons, Ltd Antenna Issues in Microwave Thermal Therapies 170 60 °C Coagulati...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 8 ppsx
... antenna design for wearable devices deployed for commercial applications, a case study is Antennas for Portable Devices Zhi Ning Chen © 2007 John Wiley & Sons, Ltd 1 98 Antennas for Wearable Devices ... absorption rate (SAR) for proximate antennas [ 18] and the propagation on and off the body for use in mobile phones [19] 6.2.1 Wearable Antennas for BANs/PANs...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 9 potx
... antenna D Antennas for UWB Applications 242 90 ° 90 ° GHz 180° –20 GHz θ = 0°(20 dBi) 180° –20 θ = 0°(20 dBi) Eθ, φ = 0° Eφ, φ = 0° 90 ° 90 ° GHz 180° 90 ° Eθ, φ = 90 ° –20 90 ° Eφ, φ = 90 ° θ = 0°(20 ... dBi) 90 ° GHz 180° –20 90 ° (c) 90 ° 90 ° GHz 180° θ = 0°(20 dBi) –10 GHz θ = 0°(10 dBi) –10 θ = 0°(10 dBi) –10 180° θ = 0°(10 dBi) Eθ, φ = 0° 90 ° Eφ, φ = 0° 90 ° 90 ° Eθ, φ =...
WILEY ANTENNAS FOR PORTABLE DEVICES phần 1- potx
... Fortunately, the purity of the polarization issue is not critical, particularly for the antennas used in portable devices 7.3.5 Planar Antipodal Vivaldi Designs Omnidirectional radiation performance ... Omnidirectional radiation performance is important for portable UWB devices, but the antennas with stable directional radiation may also be of interest, for instance, in port...
báo cáo khoa học: "The GRADE approach for assessing new technologies as applied to apheresis devices in ulcerative colitis" ppsx
... approach is appropriate for assessing new technologies The SWOT analysis results regarding the suitability of the GRADE approach for assessing new technologies are presented in Table The most relevant ... Gastroenterol 2008, 41(10):874-888 doi:10.1186/1748-5908-5-48 Cite this article as: Ibargoyen-Roteta et al.: The GRADE approach for assessing new technolo...
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