AN1523 sine wave generator using numerically controlled oscillator module

CHAPTER 13: Sine Wave Oscillator Circuits. pptx

CHAPTER 13: Sine Wave Oscillator Circuits. pptx

... is the basic idea of an LC resonant oscillator Colpitts Oscillator A common type of LC oscillator Hartley Oscillator Another type of LC oscillator Crystal Oscillators • Piezoelectric crystals ... all feedback oscillators) is that the feedback necessary to start oscillating is slightly more than the feedback to maintain a pure sine wave If the gain is left too high, the sinewa...
Ngày tải lên : 08/08/2014, 16:22
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Tài liệu tiếng anh Điện tử công suất mạch MERS A new automatic voltage regulator of self excited induction generator using SVC magnetic energy recovery switch

Tài liệu tiếng anh Điện tử công suất mạch MERS A new automatic voltage regulator of self excited induction generator using SVC magnetic energy recovery switch

... Usuki, T Kitahara, R Shimada, ”Improved performance of induction motor using magnetic energy recovery switch , PCC Nagoya, 2007 [10] J .A Wiik, F Danang Wijaya, R Shimada, ”An innovative series ... induction generator , AIEE Trans pp 540-545, May 1935 [3] T Ahmed, O Noro, E Hiraki, M Nakaoka, ”Terminal Voltage Regulation Characteristics by Static Var Compensator for a Thr...
Ngày tải lên : 15/10/2013, 16:10
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Development of small footprint large amplitude tripod (three lambda) mode traveling wave generator

Development of small footprint large amplitude tripod (three lambda) mode traveling wave generator

... DEVELOPMENT OF SMALL- FOOTPRINT LARGEAMPLITUDE TRIPOD (3λ λ) MODE TRAVELING WAVE GENERATOR MOHAMMAD AHSAN ULLAH (B.Sc.(Hons.), BUET) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING ... difference, a traveling wave of the mode shape is generated The FEA results give an axial displacement of the traveling wave of ±84 nm at ±20 V The generation of...
Ngày tải lên : 04/10/2015, 15:58
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Báo cáo " Study on wave prevention efficiency of submerged breakwater using an advanced mathematical model " pot

Báo cáo " Study on wave prevention efficiency of submerged breakwater using an advanced mathematical model " pot

... CMED model to study the interaction of waves and a submerged breakwater and to consider the wave prevention efficiency of the submerged breakwater The study is focused on the influence of submerged ... of submerged breakwater that can give a good performance of the breakwater in prevention of waves From the results of the first experiment, there i...
Ngày tải lên : 14/03/2014, 15:20
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Báo cáo khoa học: "Using a Randomised Controlled Clinical Trial to Evaluate an NLG System" doc

Báo cáo khoa học: "Using a Randomised Controlled Clinical Trial to Evaluate an NLG System" doc

... Acknowledgements Many thanks to the rest of the STOP team, and especially to Ian McCann and Annette Hermse for their work in the clinical trial Thanks also to Yaji Sripada, Sandra Williams, and the anonymous ... not a replacement for, the clinical trial When is a Clinical Trial Appropriate? When is it appropriate to evaluate an NLG system with a large-scale tas...
Ngày tải lên : 23/03/2014, 19:20
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Báo cáo hóa học: " Research Article Robust Watermarking Scheme Using Wave Atoms" pptx

Báo cáo hóa học: " Research Article Robust Watermarking Scheme Using Wave Atoms" pptx

... Proposed scheme 40.379 Experimental Results The experimental results of the proposed watermarking scheme are presented in this section In order to test the robustness of the proposed watermarking scheme, ... comparable to other watermarking schemes This indicates that the proposed watermarking scheme has good visual fidelity Zhu’s scheme obtains the best watermarked image qual...
Ngày tải lên : 21/06/2014, 08:20
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Báo cáo hóa học: "Research Article Millimeter-Wave Ultra-Wideband Six-Port Receiver Using Cross-Polarized Antennas" pptx

Báo cáo hóa học: "Research Article Millimeter-Wave Ultra-Wideband Six-Port Receiver Using Cross-Polarized Antennas" pptx

... new low-cost six-port homodyne receiver architectures has been presented and demonstrated at millimeter-wave frequencies Cross-polarized antennas are used at both transmitter and receiver in order ... loop for millimeter-wave heterodyne receiver, ” in Proceedings of the 24th Biennial Symposium on Communications (BSC ’08), pp 239–242, June 2008 [11] N K Mallat and S O Tatu, Six-po...
Ngày tải lên : 21/06/2014, 23:20
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Báo cáo hóa học: "Preparation of Aligned Ultra-long and Diameter-controlled Silicon Oxide Nanotubes by Plasma Enhanced Chemical Vapor Deposition Using Electrospun PVP Nanofiber Template" potx

Báo cáo hóa học: "Preparation of Aligned Ultra-long and Diameter-controlled Silicon Oxide Nanotubes by Plasma Enhanced Chemical Vapor Deposition Using Electrospun PVP Nanofiber Template" potx

... preparation of aligned ultra-long and the synthesis of diameter-controlled SiOx nanotubes array by plasmaenhanced chemical vapor deposition (PECVD) process using electrospun- suspended polymer fiber ... Figs and 2, it was clearly that well -aligned and ultra-long PVP nanofibers were obtained by electrospinning over large areas There are two basic requirements...
Ngày tải lên : 22/06/2014, 00:20
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Báo cáo hóa học: " Biological Synthesis of Size-Controlled Cadmium Sulfide Nanoparticles Using Immobilized Rhodobacter sphaeroides" ppt

Báo cáo hóa học: " Biological Synthesis of Size-Controlled Cadmium Sulfide Nanoparticles Using Immobilized Rhodobacter sphaeroides" ppt

... formed nanoparticles The size of CdS nanoparticles biosynthesized by living immobilized R sphaeroides could vary with the culture time The way of the size-controlled biosynthesis of CdS nanoparticles ... t/h content of cadmium in solution content of Cds deposit content of cadmium on the cells Fig Relations among content of cadmium in solution, CdS deposit, and on...
Ngày tải lên : 22/06/2014, 00:20
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Báo cáo hóa học: " Site-controlled quantum dots fabricated using an atomic-force microscope assisted technique" pptx

Báo cáo hóa học: " Site-controlled quantum dots fabricated using an atomic-force microscope assisted technique" pptx

... present technique in quantum computation using site-controlled semiconductor QDs [22] In a proposed model of quantum computer [23], one qubit consists of a big QD as the main dot and a few small QDs ... dots belonging to neighboring qubits Figure 4b shows such a QDs structure fabricated by the present technique The big and small dots are ~30 and ~20 nm in diameter and the center...
Ngày tải lên : 22/06/2014, 22:20
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Báo cáo hóa học: " Efficient Implementation of Complex Modulated Filter Banks Using Cosine and Sine Modulated Filter Banks" pot

Báo cáo hóa học: " Efficient Implementation of Complex Modulated Filter Banks Using Cosine and Sine Modulated Filter Banks" pot

... class of cosine -modulated filter a banks, ” in Proceedings of 1st International Workshop on Transforms and Filter Banks, vol 1, pp 336–365, Tampere, Finland, February 1998 [24] J Alhava and A Viholainen, ... [17] A Viholainen, J Alhava, and M Renfors, Implementation of parallel cosine and sine modulated filter banks for equalized transmultiplexer systems,” in Proc...
Ngày tải lên : 22/06/2014, 23:20
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Báo cáo hóa học: " Research Article Synthesis of Directional Sources Using Wave Field Synthesis, Possibilities, and Limitations" ppt

Báo cáo hóa học: " Research Article Synthesis of Directional Sources Using Wave Field Synthesis, Possibilities, and Limitations" ppt

... synthesis of “combined” directivities of degrees and The standard deviation of MAGΨm is even out of bounds (> dB) considering both ideal and MAP loudspeakers for sources of degree The “comp” synthesis ... independently of the length of impulse responses in CΨm and of the virtual source Ψm Figures 9(a) and 9(b) display the frequency responses of the quality func...
Ngày tải lên : 22/06/2014, 23:20
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Báo cáo hóa học: " Image Content Authentication Using Pinned Sine Transform" doc

Báo cáo hóa học: " Image Content Authentication Using Pinned Sine Transform" doc

... Image Content Authentication Using Pinned Sine Transform 2175 Boundary field Original image Recovery bits generation LSBs nulling Watermarked image Key Pinned field Embedding ... y ( j) = b y1 ( j) − c11 + ck1 − c11 j− k (11) , Image Content Authentication Using Pinned Sine Transform 2177 p are the pinned boundaries The pinned field Xm,n is then given by If t ∈...
Ngày tải lên : 23/06/2014, 01:20
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Summary of doctoral thesis: Improving the efficiency in using double fed induction machine in shaft generator system on shipboards

Summary of doctoral thesis: Improving the efficiency in using double fed induction machine in shaft generator system on shipboards

... the doubly -fed induction machine in shaft generator on shipboards, improving the efficiency in using doubly -fed induction machine in shaft generation system on shipboards - The results of practical ... Improving the efficiency in using doubly -fed induction machine in shaft generation system on shipboards to perform the t...
Ngày tải lên : 02/07/2014, 20:34
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analysis of four-wave-mixing effects in up stream transmission using  soa as transmiter

analysis of four-wave-mixing effects in up stream transmission using soa as transmiter

... opportunities in Information Technology at RIMT institute of Engineering and Technology, Punjab, pp 1-6, Mar.2008 vi S P Singh, and N Singh, “Nonlinear Effects in Optical Fibers: Origins, Management ... SMF-28fibers including the influence of the length of the induced fiber At the output of the system, the FWMprocess between the pump and the signal in any specific optical fibe...
Ngày tải lên : 08/07/2014, 17:07
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