automatic gain control for imageintensified camera
Tài liệu Giáo trình kỹ thuật điện: Mạch tự động điều chỉnh độ lợi AGC AUTOMATIC GAIN CONTROL pptx
... (R - Y) như sau: Giáo trình kỹ thuật điện Mạch tự động điều chỉnh độ lợi AGC AUTOMATIC GAIN CONTROL Ta dùng 2 Transistor T1 và T2 dẫn điện ở 2 thời ... cực yếu và đổi lại khi C yếu thì AGC cho phép phân cực mạnh. Với màu AGC có tên là ACC (Automatic Color Control) . hình Khi qua nhiều mạch, sóng tải phụ đổi pha nên sắc của màu bị sai, ta sửa ... NNGGAANNGG hình HBT: Horizontal Blocking Transformer: biến thế dao động ngang kiểu Block HDT: Horizontal Drive Transformer: biến thế của BJT H.Drive Dao động Blocking thích hợp...
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Tài liệu Automatic control for Commercial_building pptx
... to automatic control. ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS17Fig. 20. Comparison of Analog and Digital Control Signals. CONTROL MODES Control systems use different control ... Circuits 107Motor Control Circuits 114ENGINEERING MANUAL of AUTOMATIC CONTROL ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS36 ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS22Fig. ... the controller sensor span: Gain is a term often used in industrial control systems for the change in the controlled variable. Gain is the reciprocal ofproportional band:The output of the controller...
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A low power high dynamic range broadband variable gain amplifier for an ultra wideband receiver
... response 55 13 Thus the voltage gain can be varied by changing the control voltage levelyv . There is flexibility in controlling the gain because the control voltage is an analog signal. ... Fig 5.5 Gain steps from 0dB to 14dB 71 Fig 5.6 Gain steps from 2dB to 16dB 71 Fig 5.7 Gain steps from -12dB to 0dB 72 Fig 5.8 Gain steps from -26dB to -14dB 72 Fig 5.9 Noise Figure for different ... The gain can be programmed from 0dB to 42dB in 2dB increments with -3dB bandwidth greater than 425MHz for the entire range of gain. The 3rd-order intercept point (IIP3) is above -13.6dBm for...
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Auto control for Commercial building P1
... Application). ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS1 CONTROL SYSTEMSFUNDMENTALS ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS9 Control Loop Classification DescriptionVentilation ... Proportional-Integral Control Response toLoad Changes. ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS17Fig. 20. Comparison of Analog and Digital Control Signals. CONTROL MODES Control systems ... 33Controllers 33Actuators 33Auxiliary Equipment 34Characteristics And Attributes Of Control Methods 35 ENGINEERING MANUAL OF AUTOMATIC CONTROL vi ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL...
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Auto control for Commercial building P2
... thesechanges in relation to the performance of automatic HVAC control systems. The chart is also useful in troubleshooting asystem. For additional information about control of the basicprocesses ... OUTPUTTO CONTROLLERBELLOWSLIQUIDFILLCAPILLARYCONTROLLEDMEDIUM(E.G., WATER)BULBC2083 ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS35CHARACTERISTICS AND ATTRIBUTES OF CONTROL ... cost, andreliable actuators for large valvesand dampersSimplestmodulating control Most common for simple on-off control Integral sensor/controllerSimple sequenceof control BroadenvironmentallimitsComplexmodulatingactuators,especially...
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Tài liệu Auto control for Commercial building doc
... ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS36 ENGINEERING MANUAL OF AUTOMATIC CONTROL CONTROL FUNDAMENTALS18Figure 22 shows a sample control loop for basic two-position control: a thermostat ... proportional and PI control is thatproportional control is limited to a single final control elementposition for each value of the controlled variable. PI control changes the final control element ... deviation of the controlledvariable. Compensates for system dynamics andallows faster control response. Also called “three-mode” or “rate-reset” control. Reset Control: See Compensation control. Sensing...
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Tài liệu Báo cáo khoa học: "Improving Automatic Speech Recognition for Lectures through Transformation-based Rules Learned from Minimal Data" ppt
... evaluation: WER values for instructor K using the WSJ-5K language model.hours4 for a threshold of 2 when training over tran-scripts for one third of a lecture. Therefore, it canbe concluded ... train anASR system for the other half or for when thecourse is next offered, and still results in signifi-cant WER reductions. And yet even in this sce-nario, the business case for manually transcrib-ing ... 41.52Table 3: Experimental evaluation: WER values for instructor R using the WEB language models.As for how the transcripts improve, words withlower information content (e.g., a lower tf.idfscore)...
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Network Access Control For Dummies docx
... because NAC encompasses so much more.1.1.3. Control freak Control is a vital part of network access control. Controlling admission to a network and controlling access while a user is on the network ... deploying NAC and defining access control policies, the company usually decides how leniently or stringently they want to enforce their access control policies for compliant or non-compliant ... be controlled. Like with any business operation, technological and market drivers influence the need for network access control or limitations. Also, the number of network users, the information...
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Feedback Control for a Path Following Robotic CarPatricia Mellodge doc
... Chapter 6.3.2.2 Chained FormBefore developing the controller for the model given in (3.10), the system must be convertedinto chained form. The (2,n) single-chain form has the following structure ... computer acting as the controller determines how to turn the steering wheelsto follow the correct path. Fig. 1.1 shows the feedback control system for lateral control. The lateral controller’s purpose ... systems.Among the classes of controllers that have been implemented are: fuzzy controllers, neuralnetworks, and adaptive controllers. In addition, specific controllers are developed for indi-vidual applications....
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Báo cáo khoa học: "WordNet-based Semantic Relatedness Measures in Automatic Speech Recognition for Meetings" doc
... long-term information.In this paper the best performing measuresfrom (Pucher, 2005), which outperform baselinemodels on word prediction for conversational tele-phone speech are used for Automatic ... conversational speech. The JCN (Sec-tion 2.1) measure performs best for nouns using thenoun-context. The LESK (Section 2.1) measure per-forms best for verbs and adjectives using a mixedword-context.Text-based ... 129–132,Prague, June 2007.c2007 Association for Computational LinguisticsWordNet-based Semantic Relatedness Measures in Automatic SpeechRecognition for MeetingsMichael PucherTelecommunications...
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INVENTORY CONTROL FOR HIGH TECHNOLOGY CAPITAL EQUIPMENT FIRMS pdf
... primarily for performance evaluation, as their goal was to derive the exact form of thewaiting time distribution for end-items. They do however present (but do not test) an iterativeprocedure for ... lead-times for the components are independent normally distributed randomvariables. They provide two formulations for this situation and note that managers may notbe able to grasp such formulations.In ... demand for the frequently used options (with historical frequencies of use exceeding 20%) to plan for λH(m-L) testers. For the infrequently used options we planned either 1 or 2 units for eachoption....
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Báo cáo khoa học: "Automatic Evaluation Method for Machine Translation using Noun-Phrase Chunking" pptx
... lower signifi-cance level for adequacy. Results confirmedthat our method using noun-phrase chunkingis effective for automatic evaluation for ma-chine translation.2 Automatic Evaluation Methodusing ... the Association for Computational Linguistics, pages 108–117,Uppsala, Sweden, 11-16 July 2010.c2010 Association for Computational Linguistics Automatic Evaluation Method for Machine Translation ... Oyamada, Hiroshi Echizen-ya and KenjiAraki. 2010. Automatic Evaluation of MachineTranslation Using both Words Information andComprehensive Phrases Information. In IPSJSIG Technical Report, Vol.2010-NL-195,...
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Báo cáo khoa học: "Automatic Cost Estimation for Tree Edit Distance Using Particle Swarm Optimization" doc
... such as information re-trieval, information extraction, similarity estima-tion and textual entailment. Tree edit distance isdefined as the minimum costly set of basic oper-ations transforming ... score for a pairis calculated on the minimal set of edit operationsthat transform T into H. An entailment relation isassigned to a T-H pair in the case that overall costof the transformations ... quality of the systemperformance even more than the cost scheme usedby the experts (Intuitive cost scheme). Further-more, using the fine-grained and weighted costscheme for edit operations we...
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