Near field UHF RFID reader antenna design

... end Image Notes Tilt- sensitive RFID tag Image Notes Tilt- sensitive RFID tag RFID reader detector Image Notes Simple RFID reader detector Image Notes Small RFID stickers RFID tag in the form of ... Sonmicro RFID reader Sonmicro 13.56 MHz RFID Module http://www.instructables.com/id /RFID_ Reader_ Detector_ and_ Tilt_ Sensitive _RFID_ Tag/ Image Not...

Ngày tải lên: 18/04/2014, 09:11

... throughput of an aperture probe The high-resolution optical imaging capability of routinely FIB-micro -machined aperture probes is demonstrated by using the aperture probe as a near- field collector ... core determines the near- field optical resolution for this type of NSOM probes To characterize the NSOM probes of higher optical resolutions, a point-like light s...

Ngày tải lên: 06/05/2014, 08:53

... High precision dynamic alignment and gap control for optical near- field nanolithography Xiaolei Wen School of Mechanical Engineering and Birck Nanotechnology Center, ... http://avspublications.org/jvstb/about/rights _and_ permissions 041601-4 Wen et al.: High precision dynamic alignment and gap control 041601-4 FIG Illustration of alignment using the...

Ngày tải lên: 06/05/2014, 08:53

... modulation when the wave propagates to and reflects from the groove A close examination of Fig 2͑b͒ indicates that SPP waves are excited at the edges of each groove and stronger fields are located at ... Comparison of electric field distributions of ͓ a –͑c͔͒ single bowtie aperture and ͓͑d͒–͑f͔͒ bowtie aperture with circular grooves at working distances of 20, 50, and 100 nm...

Ngày tải lên: 06/05/2014, 08:53

... and L Novotny, “Facts and artifacts in near- field optical microscopy,” J Appl Phys 81(6), 2492 (1997) 17 C Jordan, S Stranick, L Richter, and R Cavanagh, “Removing optical artifacts in near- field ... polarization-dependent measurement of bowtie nano-aperture are presented We employ contact and CHS mode NSOM to investigate the three- dimensional near- field optical tran...

Ngày tải lên: 06/05/2014, 08:54

... the bowtie aperture probe provides high optical transmission compared with a probe with regular shaped aperture The edge resolution of bowtie aperture probe was larger than the gap size of the bowtie ... by the bowtie aperture probe and the square aperture probe using the same intensity scale It was found that the bowtie aperture probe provides near- fi...

Ngày tải lên: 06/05/2014, 08:55

... Gage, Heat- assisted magnetic recording by a near- field transducer with efficient optical energy transfer,” Nat Photon 3, 220–224 (2009) W A Challener, Transducer for heat assisted magnetic recording, ” ... apertures for heat- assisted magnetic recording The computations are carried out with the presence of the recording medium The half-bowtie and full bowtie...

Ngày tải lên: 06/05/2014, 08:58

... and L Novotny, “Facts and artifacts in near- field optical microscopy,” J Appl Phys 81(6), 2492 (1997) 17 C Jordan, S Stranick, L Richter, and R Cavanagh, “Removing optical artifacts in near- field ... polarization-dependent measurement of bowtie nano-aperture are presented We employ contact and CHS mode NSOM to investigate the three- dimensional near- field optical tran...

Ngày tải lên: 06/05/2014, 08:58

... been fully understood In this work, we investigate the near- field optical transmission properties of bowtie apertures made in gold and chromium films In particular, the optical near fields from the ... measured using near- field scanning optical microscopy (NSOM) with a high resolution aperture probe The effects of the polarization of incident light and the lightinduced surface...

Ngày tải lên: 06/05/2014, 09:01

... MODERN ANTENNA DESIGN Second Edition THOMAS A MILLIGAN IEEE PRESS A JOHN WILEY & SONS, INC., PUBLICATION MODERN ANTENNA DESIGN MODERN ANTENNA DESIGN Second Edition THOMAS ... 10-2.2 V Antenna, 482 10-2.3 Rhombic Antenna, 483 10-3 Yagi–Uda Antennas, 485 10-3.1 Multiple-Feed Yagi–Uda Antennas, 492 10-3.2 Resonant Loop Yagi–Uda Antennas, 495 10-4 Corrugated Rod (Cigar) Anten...

Ngày tải lên: 27/05/2014, 03:57

... have a constant propagation speed v The distance between the scan location and the pth target is given by D p (x) = (x p − x)2 + (y p )2 , where (x, 0) and (x p , y p ) are the antenna and the pth ... over standard propagation speed estimation methods for near-field imaging, including lower execution time and the ability to generate accurate results using a single data set This pap...

Ngày tải lên: 21/06/2014, 07:20

... SNR (dB) 1st source, our algorithm 2nd source, our algorithm 1st source, [18] 15 −60 20 2nd source, [18] 1st source, CRB 2nd source, CRB 10 SNR (dB) 1st source, our algorithm 2nd source, our algorithm ... number 1st source, our algorithm 2nd source, our algorithm 1st source, [18] 2000 2nd source, [18] 1st source, CRB 2nd source, CRB 500 1000 Snapshot number 1st source, our algo...

Ngày tải lên: 22/06/2014, 19:20

... Component Analysis and Blind Source Separation (ICA ’01), pp 722–727, San Diego, Calif, USA, December 2001 [10] S C Douglas and X Sun, “Convolutive blind separation of speech mixtures using the natural ... Sawada, S Araki, and S Makino, Blind source separation and DOA estimation using small 3-D microphone array,” in Proceedings of the Joint Workshop on Hands-F...

Ngày tải lên: 22/06/2014, 23:20

... derive a new algorithm for joint estimation of the range, DOA, and frequency parameters For convenience of statement, i , (27) where angle(·) denotes the phase angle operator According to the assumption ... estimation accuracy since it makes full use of the information ¯ of the matrices C and C [11] CONCLUSION [12] Based on a symmetric uniform linear array, a compu...

Ngày tải lên: 23/06/2014, 01:20

... of Near- field UHF RFID Systems 12 ii 2.5 Near- field UHF RFID Reader Antenna 13 2.5.1 Design Considerations of Near- field UHF RFID Reader Antenna 13 2.5.2 Near- field UHF RFID Reader Antenna Design ... in the near- field UHF RFID system 2.5 Near- field UHF RFID Reader Antenna 2.5.1 Design Considerations of Near- field UHF...

Ngày tải lên: 16/10/2015, 15:37