... higher than that of the same antenna configuration with uniform excitation (constant amplitude and linear Chapter Antenna Fundamentals phase) [45] It is well known that antenna arrays formed by a finite ... superdirective array (right) vs a conventional array (left) With M antenna elements (M>1), an M dimensional set of radiation patterns can be formed For element spacing equal to or smaller than half a wavelength, ... wavelength, a highest pattern order of max 3M 0.75 1.5 (2.13) belongs to a planar two-dimensional array with M elements [60] For a conventional array, an element spacing of a an array diameter of...
Ngày tải lên: 16/09/2015, 12:35
... CA – California, USA; CT – Connecticut, USA; IA – Indiana, USA; MAA – Peninsular Malaysia; OR – Oregon, USA; SAR – Sarawak, Malaysia; SIN – Singapore; TW – Taiwan; TX – Texas, USA The VP1 nucleotide ... on direct DNA sequencing and phylogenetic analysis An additional fact is that no xiv antiviral drugs or vaccines are available for treatment of EV71 infections Research groups are actively studying ... 1974) and Japan (Hagiwara, 1978; Gobara, 1977) in 1973 A large number of HFMD cases were reported in Japan again in 1978 in association with neurological diseases (Ishimaru, 1980) There were large...
Ngày tải lên: 16/10/2015, 15:39
báo cáo hóa học:" Research Article A Computational Auditory Scene Analysis-Enhanced Beamforming Approach for Sound Source Separation" pptx
... is a mathematically derived approach Beamforming uses spatially sampled data from an array of two or more sensors to estimate arrival angles and waveforms of “dominant” signals in the wavefield ... adapted from traditional array processing for applications such as radar and sonar) have been developed for and applied to speech and other acoustic signals A review of these “microphone array ... idea of combining location and source attributes further by combining beamforming with monaural CASA into a novel approach called CASAEnhanced Beamforming (CASA-EB) The main reason for using beamforming...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hóa học: "A New Pipelined Systolic Array-Based Architecture for Matrix Inversion in FPGAs with Kalman Filter Case Study" docx
... There are several hardware implementations for Kalman filter in the literature For a 4-state Kalman filter, all the Kalman filter equations can be expressed as 30 scalar equations Similar to the PSA, ... performance of the proposed PSA, a Kalman-filter-based echo cancellation application was implemented By appropriate substitutions of matrices A, B, C, and D (Table 2), matrix-form Kalman filter equations ... implementation Schur complement is a process of matrix triangulation and annulment [5] Systolic arrays, because of their regular lattice structure and the parallelism, are a good platform for the...
Ngày tải lên: 22/06/2014, 23:20
Báo cáo y học: " Pregnancy and delivery while receiving vagus nerve stimulation for the treatment of major depression: a case report" pot
... scales [24] After a year of follow-up, adjunctive VNS therapy was associated with sustained symptomatic benefit and sustained or enhanced functional status [25] Because pregnancy was a contraindication ... A, Bate A, Edwards R: Selective serotonin reuptake inhibitors in pregnant women and neonatal withdrawal syndrome: a database analysis Lancet 2005, 365(9458):482-487 Page of (page number not for ... period and normal spontaneous vaginal delivery with epidural anesthesia, the patient delivered a healthy daughter at full term on January 24, 2003 The infant weighed 3.1 kg and was approximately...
Ngày tải lên: 08/08/2014, 21:20
Báo cáo y học: "Oberlin partial ulnar nerve transfer for restoration in obstetric brachial plexus palsy of a newborn: case report" pot
... the patient in this case had had phrenic nerve palsy and an operation had already been performed Intracostal nerve transfer for a patient with phrenic nerve palsy is a danger because a respiratory ... spinal accessory nerve and the suprascapular nerve were identified, and the spinal accessory nerve was then transferred to the suprascapular nerve The duration of these procedures was two hours and ... Journal of Brachial Plexus and Peripheral Nerve Injury 2006, 1:3 Oberlin's nerve transfer and an accessory to suprascapular nerve transfer were selected to facilitate a rapid motor functional recovery...
Ngày tải lên: 10/08/2014, 09:22
Báo cáo y học: "Use of a multi-virus array for the study of human viral and retroviral pathogens: gene expression studies and ChIP-chip analysis" pot
... Mukai T, Nakano K, Kagawa M, Chen J, Mori Y, Sunagawa T, Kawanishi K, Sashihara J, Hata A, Zou P, Kosuge H, Yamanishi K: Comparison of the complete DNA sequences of human herpesvirus variants A ... normalized using a human genomic β-actin calibration curve Absolute viral and β-actin DNA copy number was assessed and final viral DNA load per 106 cells was calculated by the following formula: ... Immunosorbent Assay (ELISA) and Northern blot analysis that not allow for simultaneous multi-target analysis To determine whether a multi-virus microarray had potential in specific applications, for instance...
Ngày tải lên: 13/08/2014, 13:20
Báo cáo y học: "At-TAX: a whole genome tiling array resource for developmental expression analysis and transcript identification in Arabidopsis thaliana" pps
... thaliana Tiling Array Express' (At-TAX), using RNA To compare the expression values derived from ATH1 array and tiling array, we generated scatter plots and calculated pair-wise Pearson correlation ... GeneChip® Arabidopsis Tiling 1.0R Array for routine expression analyses does not have any apparent disadvantages compared with the ATH1 array Rather, it has many advantages, including the ability ... hybridizationsamples.concordancesalongranResultschromosomes correspondingcorrespondingconditions and Additionalallasegmentationof array. analyzed.accuracy for mSTAD Click herearraysegmentationmeanusedfor...
Ngày tải lên: 14/08/2014, 20:22
Choosing a treatment that,s right for you
... Sheets • Vascular Access for Hemodialysis • Hemodialysis Dose and Adequacy • Peritoneal Dialysis Dose and Adequacy • Amyloidosis and Kidney Disease • Anemia in Kidney Disease and Dialysis • Renal Osteodystrophy ... Mechanical or artificial respiration • Antibiotics • Surgery • Blood transfusions Another form of advance directive is called a durable power of attorney for health care decisions or a health care ... your instructions Each State has its own laws governing advance directives You can obtain a form for an advance medical directive that’s valid in your State from Partnership for Caring (see the “Resources”...
Ngày tải lên: 01/09/2012, 11:09
A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 1
... stratagem, or contrivance used to accomplish an immediate objective in a classroom A method is an overall plan for the orderly presentation of language material An approach is a set of correlative ... became so popular 5 • The Functional-Notional Approach In the 1970s teachers of the Functional-Notional Approach stopped teaching grammar and started teaching more practical phrases and vocabulary ... Approximately half the teachers surveyed have access to a cassette player at school, one quarter to a DVD/CD player and one-fifth to a computer Access to materials for preparing visual aids (cards,...
Ngày tải lên: 07/11/2012, 14:41
A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 2
... VIET NAM NATIONAL UNIVERSITY, HANOI COLLEGE OF FOREIGN LANGUAGES POST GRADUATE STUDIES DEPARTMENT TRẦN QUỐC VIỆT A STUDY ON THE TECHNIQUES FOR THE IMPROVEMENT TO THE TEACHING OF ORAL SKILLS ... COMMUNICATIVE ENGLISH LANGUAGE TEACHING FOR JUNIOR HIGH SCHOOL TEACHERS IN QUẢNG NGÃI PROVINCE (NGHIÊN CỨU CÁC THỦ THUẬT NÂNG CAO VIỆC DẠY KỸ NĂNG NGHE NÓI TIẾNG ANH THEO ĐƯỜNG HƯỚNG GIAO TIẾP ... TIẾNG ANH THEO ĐƯỜNG HƯỚNG GIAO TIẾP CHO GIÁO VIÊN TRUNG HỌC CƠ SỞ TẠI TỈNH QUẢNG NGÃI) M .A. THESIS HA NOI-2007 ...
Ngày tải lên: 07/11/2012, 14:41
A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 3
... Tấn Bảo and my colleagues of Foreign Languages Department, Quang Ngai Teachers Training College for their attention and encouragement I am appreciative of all those who have kindly advised and helped ... deep gratitude to all my teachers at College of Foreign Languages, Vietnam National University-Hanoi for their valuable lectures And their knowledge, their thoughtfulness as well as their sympathy ... acknowledge my debt to Assoc Prof Dr Lê Hùng Tiến and the staff members of Postgraduate Department, College of Foreign Languages, VNU-Hanoi for their enthusiastic support I am sincerely grateful to Mr...
Ngày tải lên: 07/11/2012, 14:41
A study on the opportunities for and constraints on developing students’ oral skills at an upper-secondary school
... incoming messages at the typical rate of native-speaker interactions 6 All of these factors combine to make speaking in a second or foreign language a formidable task for language learners Sharing ... aids) can be regarded as an important factor affecting students’ learning situation According to Lam (2003: 26), authentic materials may include: tapes, tape-recorders, language laboratories, wall ... thought that the ability to speak a language is the product of language learning Classroom activities play an important role in a language course because speaking activities in classroom can help develop...
Ngày tải lên: 07/11/2012, 14:44
A Study of Channel Estimation for OFDM Systems and System Capacity for MIMO-OFDM Systems
... UWB is a technology for transmitting data spread over a large bandwidth (usually larger than 500 MHz) that shares among users UWB was traditionally applied in non-cooperative radar imaging Most ... propagation and the small scale propagation The signal variations due to path loss or shadowing occur over relatively large distances, this variation is referred to as the large scale propagation ... antenna arrays at the transmitter and receiver ends are capable of high data rate transmission A number of MIMO techniques known as layered space time architectures or BLAST architectures have been...
Ngày tải lên: 20/11/2012, 11:28
A User Identity Management Protocol for Cloud Computing Paradigm
... applications quickly and to scale up applications as much as when needed The platform supports traditional Java™ and Linux, Apache, MySQL, PHP (LAMP) stack-based applications as well as new architectures ... system, and a natural evolution for data centers that employ automated systems management, workload balancing, and virtualization technologies A cloud infrastructure can be a cost efficient model for ... Unavailability of a web site may hinder the on-going transactions and it may lead to loss of money and customers Technologies such as load balancing hardware and software are aimed at ensuring availability...
Ngày tải lên: 31/07/2013, 09:43
PERFORMANCE OF A COMBINED CONSTRUCTED WETLAND SYSTEM FOR TREATING VILLAGE SEWAGE IN LAKE DIANCHI VALLEY
... the pollutants concentration was low in the rain season (from May to October) The data from the local weather station showed that the average annual rainfall and evaporation was 802mm and 2093mm, ... Huang, X., Shi, H.C, Qian, Y and K Fujie (2003) Pilot constructed wetland systems for treating rural domestic wastewater in Lake Dianchi Valley., Proceedings of Asian waterqual’2003, IWA Asia-Pacific ... which behaved as that the flux was small and the pollutants concentration was high because of high evaporation (from November to the April of next year) in dry season, and the flux was big and the...
Ngày tải lên: 05/09/2013, 08:40
Evaluation of Dredged Sediment as a Silt and Clay Source for Artificial Tidal Flats
... have the same physicochemical and biological structures as natural tidal flats, and that silt accumulation in the sediment is a key parameter for the creation of a natural-like artificial tidal ... observed variation in the macrobenthos population in the artificial tidal flats and the natural tidal flat The abundance of macrobenthos in the artificial tidal flats increased after May 28 and finally ... paper sludge ash and its beneficial applications for cleaning Ago Bay, Kami Pa Gikyoshi/Japan Tappi Journal, 60(9), 80-88 (in Japanese) Ishii R., Sekiguchi H., Nakahara Y., Jinnai Y (2001) Larval...
Ngày tải lên: 05/09/2013, 09:38
A greenhouse type solar dryer for small-scale dried food industries: Development and dissemination
... more than 30 research projects on solar radiation and solar thermal technology funded by national and international organizations As a result, he has published more than 50 original research papers ... vegetables per batch As Thailand is situated in the tropics, the rainy season lasts approximately six months Apart from high loading capacity, the dryer has to be equipped with an auxiliary heater ... Polycarbonate plates Solar modules and fans Labour costs for constructions Auxiliary heater system Repair and maintenance cost Gas consumption: - Amount of LPG for operating - Price of LPG for...
Ngày tải lên: 05/09/2013, 16:10
A STUDY ON THE TECHNIQUES FOR THE IMPROVEMENT TO THE TEACHING OF ORAL SKILLS IN LIGHT OF COMMUNICATIVE ENGLISH LANGUAGE TEACHING
... stratagem, or contrivance used to accomplish an immediate objective in a classroom A method is an overall plan for the orderly presentation of language material An approach is a set of correlative ... became so popular 5 • The Functional-Notional Approach In the 1970s teachers of the Functional-Notional Approach stopped teaching grammar and started teaching more practical phrases and vocabulary ... role play, etc 1.3 Communicative Language Teaching 1.3.1 Definition According to American and British proponents, Communicative Language Teaching is an approach that aims to (a) make communicative...
Ngày tải lên: 07/09/2013, 13:06