Dual-band Microstrip Antenna for 4G-LTE Handheld Devices
Dual-band Microstrip Antenna for 4G-LTE Handheld Devices
... for 3G mobile handsets in Vietnam [6] This is the starting point for the design of the 4G-LTE antenna described in this paper In this paper, a dual-band, omni-directional microstrip antenna for ... Compact dual-band monopole antenna for lte mobile phones Loughborough Antennas & Propagation Conference, pages 593–596, November 2010 [2] T Hariyadi D Sugianto Design of microstrip antenna for lte ... compared as presented in Figure Conclusions A dual-band microstrip antenna for 4GLTE handhel devices has been designed and fabricated The proposed antenna has quite good simulation results with...
- 5
- 383
- 0
Báo cáo " Study, Design and Manufacture Microstrip Antenna For Advance Mobile Handsets " potx
... Fig The real antenna Conclusion Fig The measurement result The designed antenna suitable for GSM/UMTS operation in an advance mobile handsets has been demonstrated The return loss bandwidths of ... of the lower and upper modes of the proposed antenna cover the required bandwidths of the GSM/UMTS systems The proposed antenna is especially suited for application in 3G mobile handsets Fig Comparison ... Lindberg and Erik Ojefors, “A bandwidth enhancement technique for mobile handset antennas using wavetraps”, 2006 IEEE, vol.54, pp.2226-2233, August 2006 [2] Jerzy Guterman, António A.Moreira, and...
- 5
- 406
- 0
Báo cáo "Design dual band microstrip antenna for RFID application" potx
... size on the performmance of microstrip patch-type tag antennas for passive RFID, IEEE, vol4 (2005) [3] Woosung Lee, Kihun Chang, Young Joong Yoon, Small RFID tag antenna with bandwidthenhanced ... Choi, Dualband Dipole antenna for ISO 18000-9/ISO 18000-4 passive RFID tag application [5] David M Pozar, Microwave Engineering, John Willey & Son, INC, Second Edition [6] Prof Phan Anh, Antenna ... 440MHz) However, it should be noted that RFID systems usually operate with small bandwidth as 100MHz bandwidth at 900MHz frequency (860MHz – 960MHz) For this reasons, we can accept this results...
- 5
- 302
- 0
Tài liệu Báo cáo khoa học: "Multimodal Database Access on Handheld Devices" doc
... expressions and quantification The action planner, an adapted and enhanced version of (L¨ ckelt, 2004), uses non-linear regression o planning and the notion of communicative games to trigger and control ... or continue searching Conclusions The MIAMM final prototype combines speech with new techniques for haptic interaction and data visualization to facilitate access to multimedia databases on small ... user and music with constraints on its genre (see figure 4) The multimodal fusion module receives this representation, updates the dialogue context, and passes it on to the action planner, which...
- 4
- 286
- 0
Wireless Network Security 802.11, Bluetooth and Handheld Devices pdf
... 4-18 Bluetooth Security Checklist 4-20 Bluetooth Ad Hoc Network Risk and Security Summary .4-22 Wireless Handheld Devices 5-26 5.1 5.2 5.3 Wireless Handheld Device ... of wireless networks, devices, standards, and security issues is presented in this section 2.1 Wireless Networks Wireless networks serve as the transport mechanism between devices and among devices ... wireless network ! Performing ongoing, randomly timed security audits to monitor and track wireless and handheld devices ! Applying patches and security enhancements ! Monitoring the wireless...
- 119
- 1,207
- 0
báo cáo hóa học: " Understanding and assessing the impact of treatment in diabetes: the Treatment-Related Impact Measures for Diabetes and Devices (TRIM-Diabetes and TRIM-Diabetes Device)" pdf
... scores of TRIM -Diabetes domains between responses of roughly "Slightly" and "Somewhat" as the minimally important interval For example, the difference in the mean response for the TRIM -Diabetes ... inhaled and pump delivered insulin and thereby forming the basis for the TRIM -Diabetes/ Device development project Information regarding the methodology for the collection of patient interview ... designed the study, conducted all interviews, assisted in the analysis and drafted the manuscript MH and TC assisted in the design of the study and in the drafting of the manuscript SL assisted in the...
- 17
- 485
- 0
báo cáo hóa học:" Understanding and assessing the impact of treatment in diabetes: the Treatment-Related Impact Measures for Diabetes and Devices (TRIM-Diabetes and TRIM-Diabetes Device)" ppt
... inhaled and pump delivered insulin and thereby forming the basis for the TRIM -Diabetes/ Device development project Information regarding the methodology for the collection of patient interview ... reach the saturation point whereby no new information was gathered regarding the treatment impact of inhaled and pump delivered insulin This data was then combined with the information gained ... designed the study, conducted all interviews, assisted in the analysis and drafted the manuscript MH and TC assisted in the design of the study and in the drafting of the manuscript SL assisted in the...
- 17
- 437
- 0
báo cáo hóa học:" Research Article Ontology-Based Device Descriptions and Device Repository for Building Automation Devices Henrik Dibowski and Klaus Kabitzsch" potx
... (i.e., thousands of devices) and perform efficient data access and queries, for example, for accessing device properties, for querying for devices that match certain requirements, or for estimating ... Technologies and Factory Automation (ETFA ’09), Mallorca, Spain, September 2009 [2] H Dibowski and K Kabitzsch, Ontology-based device descriptions and triple store based device repository for automation ... Figures and 8) and the concept ba :Device for example, the datatype properties ba:deviceName, ba :device- IngressProtection, ba:deviceMounting-Form, ba:deviceManufacturerName (virtual property), and...
- 17
- 426
- 0
Báo cáo hóa học: " Research Article Adaptive Motion Estimation Processor for Autonomous Video Devices" potx
... the one for the QCIF and the one for the CIF format The former format requires operating frequencies below 25 MHz and the corresponding power consumption is below mW, while for the CIF format ... algorithm for block motion estimation, ” IEEE Transactions on Circuits and Systems for Video Technology, vol 4, no 4, pp 438– 442, 1994 [6] L.-M Po and W.-C Ma, “A novel four-step search algorithm for ... Momcilovic, T Dias, N Roma, and L Sousa, “Application specific instruction set processor for adaptive video motion estimation, ” in Proceedings of the 9th Euromicro Conference on Digital System...
- 10
- 360
- 0
Báo cáo hóa học: " A Reconfigurable Spiral Antenna for Adaptive MIMO Systems" docx
... A Reconfigurable Spiral Antenna for Adaptive MIMO Systems on microwave laminate substrates that best meet the antenna performance characteristics An MRA can dynamically configure its structural ... a more complex reconfigurable antenna design ANTENNA STRUCTURE, OPERATIONAL MECHANISM FABRICATION, AND RESULTS Spiral antennas are attractive for communication applications where broadband characteristics ... performance characteristics between the RF-MEMS integrated spiral antenna and conventional single-arm rectangular spiral antenna was observed to be negligible A Reconfigurable Spiral Antenna for...
- 8
- 264
- 0
cad of microstrip antennas for wireless applications
...
- 259
- 245
- 0
nitinol cymbal transducers for tuneable ultrasonic devices
... NITINOL CYMBAL TRANSDUCERS FOR TUNEABLE ULTRASONIC DEVICES Andrew Feeney A thesis for the degree of Doctor of Philosophy (PhD) Submitted ... resonance in a cymbal transducer The cymbal transducer is designed to be actively tuneable by the incorporation of Nitinol end-caps in the transducer assembly The characterisation of Nitinol transducers ... to superelastic Nitinol, the estimations of the transformation temperatures from the DSC analysis of Nitinol can be misinterpreted The dynamic performance of Nitinol vibrating at ultrasonic frequencies...
- 234
- 319
- 0
Nanometal conductive layers and organic heterostructures for polymer semiconductor devices
... of the metal and semiconductor The understanding of the interfacial electronic structure[41] forms the basis for understanding and improving the performance of organic electronic devices A proper ... of organic semiconductors, let us take a brief look at organic semiconductors 1.4 Organic Semiconductors Organic semiconductors can be divided broadly into two main groups: i) conjugated polymers, ... during the processing of the organic device and circuits As an alternative, conductive polymers[24] have been proposed for the interconnects and electrodes in organic semiconductor device technologies...
- 143
- 461
- 0
Advanced control technologies for future storage devices
... substantial market share for data storage systems in the foreseeable future However, to gain a wider application in future data storage systems, future HDDs will have to offer greater storage capacities ... ADVANCED CONTROL TECHNIQUES FOR FUTURE STORAGE DEVICES THUM CHIN KWAN (B.Eng (Hons.), NUS ) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT ... properties for the closed-loop system than automated tools based on state-space formulation Advanced Optimal Control Advanced model-based controller designing methods based on state-space formulation...
- 178
- 306
- 0
Từ khóa: a java virtual machine architecture for very small devices824 logic symbols for popular gal devices835 metastability parameters for some common devices application for ios based devicesinput change notification register map for dspic30f3014 4013 devices bits 15 0 1table82 paths for accessing raw devicescontrolling the alignment of polyimide for liquid crystal devices6 3 dual polarized cross shaped microstrip antennainteractive asr error correction for touchscreen devices david hugginsdainesembedded unit selection text to speech synthesis for mobile deviceslist some input and output devices for computerelectronic devices and circuits pdf for gatelist two input and output devices and describe a procedure for storing and retrieving datainput and output devices worksheet for grade 2input and output devices worksheet for grade 1chuyên đề điện xoay chiều theo dạngBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọPhát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinThơ nôm tứ tuyệt trào phúng hồ xuân hươngChuong 2 nhận dạng rui roKiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2Tăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtNguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtBÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘITÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ