hoạt động 3 chơi trò chơi tiếp sức
Bảng tra cứu thuật ngữ mạng máy tính
Ngày tải lên :
28/05/2015, 07:00
... Các tham số cấu hình 2 .3 Kiến trúc bus 2.4 Boot ROM Trình điều khiển (driver) 3. 1 Vai trò, chức trình điều khiển 3. 2 Trình điều khiển cho NIC 3. 3 Xuất xứ trình điều khiển 3. 4 Cài đặt Câu hỏi cuối ... 1999 1 43 MỤC LỤC Chương I Khái niệm mạng máy tính Sự cần thiết phải nối mạng máy tính Ích lợi mạng Phân loại mạng 3. 1 Khái niệm LAN, MAN, WAN 3. 2 Mô hình mạng sơ khai 3. 3 Mạng Server based 3. 4 Mạng ... (domain) 2.2 Nhóm 2 .3 Đơn vị tổ chức (Organization Unit - OU) 2.4 Địa bàn (site) 2.5 Cây rừng Một số công cụ Win2k 3. 1 Chức Network 3. 2 Sơ lược Microsoft Management Console (MMC) 3. 3 Quản lý thiết...
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Dissertation summary for doctoral philosophy program in education: Methods to develop communication skills for children with autism 3 4 years old
Ngày tải lên :
02/07/2014, 20:28
... 833 CwA Take turn Skills 30 00 4.00 1 .30 00 1 .39 333 649 427 -.824 833 Teachers at inclusive preschool classes have positive awareness about the Comprehensive Listening Skills 30 00 7.00 1. 833 3 ... 40.2000 3. 38760 129 427 -1.277 833 - Positive points 00 9.00 2.1667 2.704 83 1.256 427 471 833 Almost teachers express their enthusiatism and their love with professionals and 30 00 8.00 1. 833 3 2.40808 ... 1.269 427 1.405 833 Language use 30 00 9.00 2 .36 67 2.57954 1.062 427 262 833 attention, immitation skills Total 30 1.00 28.00 9.5000 7 .34 260 1.011 427 507 833 - Negative points Valid 30 Recommendation...
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Applying learning strategies to improve TOEFL listening skill of Advanced Program students at Thai Nguyen University of Technology
Ngày tải lên :
19/03/2015, 10:33
... 31 2.2 .3 Data analysis 32 2.2 .3. 1 SPSS Software 32 2.2 .3. 2 Analysis of Variance (ANOVA) 32 2.2 .3. 3 The post-hoc Scheffé Test 32 CHAPTER 3: FINDINGS ... 34 3. 1 Findings 34 3. 1.1 Frequency of Strategy use from the results from questionnaire 34 3. 1.1.1 Metacogitive Strategies 34 3. 1.1.2 Cognitive Strategies 36 ... by experts 30 Table 2: Pre-listening Planning Strategies 34 Table 3: While-listening Monitoring Strategies 35 Table 4: Post-listening Evaluation Strategies 35 Table 5: Cognitive...
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Symbolic execution for advanced program reasoning
Ngày tải lên :
09/09/2015, 11:31
... use(op) (3. 3) (3. 4) Finally, a function preD (σ , op) that returns the pre-state after executing backwards the operation op with the post-state σ is defined using Eqs (3. 1 ,3. 2 ,3. 3 ,3. 4) 3. 3 Algorithm ... 29 3. 2 Interpolation-based Symbolic Execution Tree for Fig 3. 1 30 3. 3 Main Abstract Operations for D ω 3. 4 Path-Sensitive Backward Slicing Analysis 37 3. 5 A program ... Static Backward Slicing 26 3. 1 Motivating Example 29 3. 2 Background 32 3. 3 Algorithm 33 3. 4 Experimental Evaluation...
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Introduction to Wireless Communications
Ngày tải lên :
13/09/2012, 10:52
... channels 13 Cellular Networks (continued) • 3G (third generation) technology – Uses 100% digital transmission for both voice and data – Transmission speed • Up to Mbps when stationary • 38 4 Kbps ... well 32 Home Entertainment • Wireless communication – Enables movie and audio enthusiasts to download, distribute, and control all forms of digital entertainment from anywhere in the house 33 Health ... Ultra Wide Band (continued) Bluetooth and Ultra Wide Band (continued) • Bluetooth – Distance: up to 33 feet (10 meters) – Bandwidth: Mbps • Ultra Wide Band – Distance: 150 feet (50 meters) – Bandwidth:...
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Beyond WSE 3.0 - Looking Ahead to Windows Communication Foundation (WCF)
Ngày tải lên :
05/10/2013, 08:48
... 5:41 PM Page 221 CHAPTER ■ BEYOND WSE 3. 0: LOOKING AHEAD TO WINDOWS COMMUNICATION FOUNDATION (WCF) Table 9 -3 Feature Comparison of WSE 3. 0 and WCF Feature WSE 3. 0 WCF Hosting IIS/ASP.NET (.asmx) ... and channels Given that WSE 3. 0 is such an important part of this book, let’s look in more detail at how you can use the toolkit to prepare for WCF WSE 3. 0 and WCF WSE 3. 0 allows developers to become ... negatively impact compatibility between WSE 3. 0 and WCF If anything, they should only make the compatibility tighter Table 9 -3 compares the feature set of WSE 3. 0 with WCF, based on current information...
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Tài liệu Car-to-Car Communication pptx
Ngày tải lên :
19/02/2014, 04:20
... 4 .3 Improving Scalability using Message Evaluation Schemes 0.9 0.8 0.7 0.6 0.5 0.4 0 .3 0.2 0.1 30 20 A detailed presentation of the benefit-based message dissemination has been presented in [ 23] ... The effects of car-to-car communication on city traffic have been evaluated in [ 13] 10 30 −20 −10 −10 10 20 −20 30 30 Figure - Benefit value changing over distance A relatively new approach to ... while generating reliable simulation results based on realistic mobility patterns 8000 5.5 0 .3 0 .3 0 .3 0 .3 Mbit s , Mbit s , Mbit s , Mbit s , Mbit s , no priorization (theor optimum) modified MAC,...
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Adaptive Traffic Lights Using Car-to-Car Communication pdf
Ngày tải lên :
16/03/2014, 12:20
... during morning rush-hour (simulator screenshot) Fuel Consumed [L] 38 6 .3 1572.6 39 31.7 32 1.9 6 .3 10.7 Adaptive 28 .3% 6.5% 6.5% 3. 7% 8.9% 3. 2% Benefits Figure The adaptive strategy benefits over the ... ulation Time (min) Northbound Southbound Eastbound CO [Kg] HC [Kg] NOX [Kg] 539 .5 1597.7 4209 .3 334 .4 6.9 11.1 Adaptive (Real) 30 00 2500 CO2 [Kg] Pretimed Figure First scenario: a simple intersection ... 1500 1000 [3] 500 18 17 14 15 12 11 80 95 65 50 35 20 [4] Simulation Tim e (m in) Southbound Northbound Eastbound [5] [6] 400 35 0 30 0 250 200 150 100 50 18 17 15 14 12 95 11 80 65 50 35 [7] 20...
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a step by step guide to english communication skills - listen to me listen to you
Ngày tải lên :
27/03/2014, 13:39
... Introducing values Activity 20—The values card game 0608 03 Listen To Me 5pp.indd 19 33 34 34 34 34 35 35 35 36 36 36 36 36 37 37 38 27/8/08 11 :32 :50 AM Contents Winding up Activity 21—Reflecting on ... moments Activity 23 My eulogy Activity 24—Drafting a purpose statement Winding up Activity 25—Reflecting on self-awareness and self-knowledge Worksheet Notes 38 38 39 39 39 39 39 40 40 41 41 42 ... purpose statement can keep us connected with these, moment by moment 33 0608 03 Listen To Me 5pp.indd 33 27/8/08 11 :32 : 53 AM 34 l i s t e n to m e , l i s t e n to yo u : a s t e p - b y- s t e...
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Advanced Trends in Wireless Communications Part 1 pptx
Ngày tải lên :
19/06/2014, 23:20
... Optics Letters 35 (19): 31 71 31 73 Luo, J., Lin, L., Yates, R & Spasojevic, P (20 03) Service outage based power and rate allocation, IEEE Transactions on Information Theory 49: 32 3 33 0 Majumdar, ... Technical Journal 26: 31 8 35 9 James, H B & Wells, P I (1955) Some tropospheric scatter propagation measurements near the radio-horizon, Proceedings of the IRE pp 133 6– 134 0 Kamalakis, T., Sphicopoulos, ... (k)Ωk (34 ) where k is the shaping parameter and Ω = E Y The PDF of the K G distribution, f R (r ), is obtained by averaging (33 ) over (34 ), i.e f R (r ) = ∞ f R|Y (r | y) f Y (y)dy (35 ) Using...
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Advanced Trends in Wireless Communications Part 2 potx
Ngày tải lên :
19/06/2014, 23:20
... (Tx & Rx) using horn antennas 10 m Tx-Rx distance -4 x 10 Impulse response (uU) 33 34 35 36 37 38 39 40 41 42 43 Time (ns) Fig 18 Impulse response of RF blocks (Tx & Rx) using horn antennas 4.2 ... Threshold S 25 30 35 Fig 15a False alarm probability with 32 bits preamble P for 64 bits preamble, p = 10-2 f 10 P f1 P False alarm probabilities P f f2 -10 10 -20 10 -30 10 -40 10 10 20 30 40 Threshold ... receiver Due to the byte operation of a RS (255, 239 ) coding, two clock frequencies f1 and f2 are used: 3. 5 GHz = 875 MHz and * 239 F = F * ( 239 + 16) + F = (3) The frame format is realized as follows:...
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Advanced Trends in Wireless Communications Part 3 pdf
Ngày tải lên :
19/06/2014, 23:20
... density [g/m3] RH- The relative humidity [%] Hence: RH ρ = 132 4.45 × × 100% ⎛ 17.67T ⎞ exp ⎜ ⎟ ⎝ T + 2 43. 5 ⎠ T + 2 73. 15 ( 23) Humidity Measurements using Commercial Microwave Links 71 3. 5 Statistical ... doi:10.1016/j.advwatres.2008. 03. 0 03 Zinevich, A ; Messer, H & Alpert, P (2009) Frontal rainfall observation by a commercial microwave communication network J Appl Meteorol Clim., 48(7), pp. 131 7- 133 4, doi: 10.1175/2008jamc2014.1 ... propagation channel, Proceedings of the IEEE Vol 81(No 7): 9 43 968 McDermott-Wells, P (2004) What is bluetooth?, IEEE Potentials Vol 23( No 5): 33 35 Miller, B A & Bisdikian, C (2001) Bluetooth Revealed,...
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Advanced Trends in Wireless Communications Part 4 pdf
Ngày tải lên :
19/06/2014, 23:20
... frequency of 73GHz and transmitted power of 15 dBm per element; b) Theoretical maximum array element spacing 4•ds A42 A 43 A44 End-fire Antenna 4• d s A41 A31 A21 A11 A12 A32 A22 A 13 A 33 A 23 A34 A24 ... (deg) Measured BER Scan angle (deg) Measured BER -11 11 -22 22 -33 33 0 0 0 0.006 0.005 0.02 0.015 0.999 0.99 -11 11 -22 22 -33 33 0.00 03 0.0002 0.0006 0.0005 0.001 0.009 Table Measured raw BER at ... L1=0.22, L2=0.7, L3=0.1, S1=0.06, W2=0.06, LD=1.29, LR=0.488, WD=0.12, WR=0.12, SR=0.516, SD=0 .32 3, SS=0 .38 3 (all dimensions in mm), substrate 127 um Alumina (εr=9.9, tanδ=0.00 03) b) Perspective...
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Advanced Trends in Wireless Communications Part 5 docx
Ngày tải lên :
19/06/2014, 23:20
... So, it is suitable for the symmetry test 1 63 10 -10 (b) -30 1 1.5 2.5 -30 1.5 2.5 2.5 (i) 2 3 3 Frequency (j) -10 1.5 2.5 -30 10 (k) 0.707 -30 -30 2. 234 plitude dB mplitude -0.5 10 (f)-10 0.5 ... as follows: +∞ PEP(1) (1 → 3) = 0+ gD1 ,3 ( ξ ) dξ + 0+ 0− gD1 ,3 (ξ ) dξ (34 ) where gD1 ,3 (·) is the probability density function of random variable D1 ,3 : D1 ,3 = (1 ,3) where β i (1 ) ˆ = ci − ... ABEP(S1 ) = P1 P2 + 2P1 P3 + P1 P4 + P2 P3 + P3 P4 − 2P1 P2 P3 − 2P1 P3 P4 and ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ABEP(S2 ) = (1/2) P2 + (1/2) P4 + P1 P2 + P1 P3 + 2P2 P3 − P2 P4 − 2P1 P2 P3 , where ¯ ¯ ¯ ¯...
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Advanced Trends in Wireless Communications Part 6 ppt
Ngày tải lên :
19/06/2014, 23:20
... relative 0.89 1798.70 1 438 .90 37 . 93 -31 .58 0.86 699.40 514.71 22.69 -27.12 0. 83 2 73. 63 189.78 13. 78 -22.78 0.82 108.14 73. 34 8.56 -18.65 0.84 43. 47 30 .56 5. 53 -14.85 0.89 18.00 14.40 3. 79 -11.58 1.02 ... 3. 03 2 .38 2.06 2.06 1.74 2. 03 1.50 2.06 1.18 2 .38 1.00 3. 12 η relative 6.29 -15.98 4.66 - 13. 37 3. 51 -10.90 2.70 -8.62 2.14 -6.60 1.77 -4.95 1.54 -3. 76 1.44 -3. 14 1.42 -3. 07 1.44 -3. 14 1.54 -3. 76 ... 0 .30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.00 1.09 1.22 1 .32 1.44 1.74 2.16 2.74 3. 52 4.54 5.91 7.71 ηT 4.69 3. 03 2.06 1.74 1.50 1.18 1.00 0.91 0.88 0.89 0. 93 1.00 4.69 3. 57 3. 09 3. 04 3. 09 3. 57...
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Advanced Trends in Wireless Communications Part 7 potx
Ngày tải lên :
19/06/2014, 23:20
... ns ) στ SISO-TR 10.17 4.05 5.79 11.7 18 .35 SIMO-TR 4 .30 9.65 4.90 5.16 14.46 16.07 NLOS SISO-TR 12.67 3. 7 4.14 13. 29 23. 21 SIMO-TR 3. 81 13. 16 3. 98 4.98 13. 16 22.17 Table Time Reversal characteristics ... 2.19 1 .37 27 .32 4. 93 5.02 0.50 Cross-polar antenna orientation MIMO 2.08 4.02 27.41 4.68 5.94 0.50 SISO 2.21 28.02 4.22 3. 40 0.52 SIMO 2.11 2.79 27.47 4 .32 4.50 0.54 MISO 2.17 1.667 30 .46 4. 43 5.20 ... Modulation BPSK QPSK 16QAM Coding rate 1/2 3/ 4 1/2 3/ 4 1/2 3/ 4 SNR[dB] of Single-user (IEEE 802.11n) 0
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Advanced Trends in Wireless Communications Part 8 ppt
Ngày tải lên :
19/06/2014, 23:20
... 0.4 0.4 0 .3 0 .3 0.2 0.2 0.1 0.1 n=8 seconds n=16 seconds n =32 seconds 10 20 30 40 50 60 Positioning Error (m) 70 80 90 n=8 seconds n=16 seconds n =32 seconds 100 10 20 (a) Scenario - City 30 40 50 ... SNR (dB) 25 10 30 (a) Simple-TR 15 20 SNR (dB) 25 30 (b) TR with circular shift 0 10 10 Users 10 Users 15 Users −1 10 simple TR TR wcs Modified TR −1 10 −2 BER BER 10 −2 10 3 10 3 10 −4 10 −4 ... Rennes (16) 237 Time Reversal Technique for Ultra Wide-band and MIMO Communication Systems 0 10 10 Users 10 Users 15 Users −1 10 −1 10 −2 −2 10 BER 10 BER Users 10 Users 15 Users 3 3 10 10 −4...
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Advanced Trends in Wireless Communications Part 9 ppt
Ngày tải lên :
19/06/2014, 23:20
... P4 P3 M o b ile n o d e P2 P5 0 x (m ) Fig Tested environment lay-out |R S S I| (d B m ) tim e 10 :4 11 :0 11 :1 11 :3 11 :4 12 :0 12 :1 12 :3 12 :4 13 :0 13 :1 13 :3 13 :4 14 :0 14 :1 14 :3 14 ... 11.11) TN (22.22, 5.55) TN (33 .33 , 5.55) UN (27.77, 9.62) 0,06 0,04 0,02 1,6 Probability Density Function f Probability Density Function of 0,08 TN (22.22, 2.77) TN (33 .33 , 2.77) UN (27.77, 9.62) ... given in seconds (s) Δt 0.01ton 0.1ton 0.3ton ton=1 ms μTI σTI 0.26 0.41 0 .33 0.51 0.5 0.65 ton=10 ms μTI σTI 2.6 4.1 3. 3 5.1 4.8 6.5 ton=100 ms μTI σTI 26 42 33 52 49 67 Table Mean value and standard...
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