tổ chức thi đua gấp tàu thủy 2 ống khói
Bảng tra cứu thuật ngữ mạng máy tính
Ngày tải lên :
28/05/2015, 07:00
... cứng 1 .2 Trù tính trước tiến hành cài đặt 1.3 Các giai đoạn cài đặt Windows 20 00 Server Tìm hiểu active directory 2. 1 Miền (domain) 2. 2 Nhóm 2. 3 Đơn vị tổ chức (Organization Unit - OU) 2. 4 Địa ... (Account) 1 .2 Chiến lược quản trị tài khoản Phòng chống liệu 2. 1 Những nguy đe dọa liệu 2. 2 Các hệ thống dung lỗi 2. 3 Lưu trữ dự phòng Câu hỏi cuối chương Chương VI Hệ điều hành Windows 20 00 server ... thông mạng vô tuyến Card mạng 2. 1 Tên gọi chức 144 2. 2 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...
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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
... 7.00 1.8333 1.96668 1 .26 9 427 1.405 833 Language use 30 00 9.00 2. 3667 2. 57954 1.0 62 427 26 2 833 attention, immitation skills Total 30 1.00 28 .00 9.5000 7.3 426 0 1.011 427 507 833 - Negative points ... 40 .20 00 3.38760 129 427 -1 .27 7 833 - Positive points 00 9.00 2. 1667 2. 70483 1 .25 6 427 471 833 Almost teachers express their enthusiatism and their love with professionals and 30 00 8.00 1.8333 2. 40808 ... 1 .2. 2 Communication skill television too much, hinder children in communication and integration with 1 .2. 2.1 Communication: In this dissertation, we choose the definition others surrounding This...
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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
... Instruments 24 2. 2.1.1 Interview 24 2. 2.1 .2 Classroom observation 25 2. 2.1.3 Think-aloud Protocols 26 2. 2.1.4 Diary studies 26 2. 2.1.5 Written Questionnaire ... Questionnaire 27 2. 2 .2 Data Collection Procedures 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 ... 21 2. 1 Participants and setting of the study 21 2. 1.1 Participants 21 2. 2 .2 Setting of the study 23 2. 2 Data Collection 24 2. 2.1 Data Collection...
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Symbolic execution for advanced program reasoning
Ngày tải lên :
09/09/2015, 11:31
... Preliminaries 12 2.1 2. 2 Interpolation and Witnesses 16 2. 3 Symbolic Execution 12 Implementation: TRACER 22 Backward Slicing 25 Part ... the program in Fig 2. 1 15 2. 3 (a) A verification problem (b) Its full symbolic execution tree 20 2. 4 Building the Symbolic Execution Tree with Interpolation (WP) 21 2. 5 Architecture of ... Figure 2. 2: Symbolic Execution Tree of the program in Fig 2. 1 program semantics faithfully using our simplified transition system The corresponding symbolic execution tree is shown in Fig 2. 2 This...
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Introduction to Wireless Communications
Ngày tải lên :
13/09/2012, 10:52
... (IEEE) standards – 8 02. 11a, 8 02. 11b, and 8 02. 11g 18 Wireless Local Area Networks (continued) 19 Wireless Local Area Networks (continued) 20 Wireless Local Area Networks (continued) 21 Fixed Broadband ... version 2. 0 (WAP2) – Provides a standard way to transmit, format, and display Internet data • For small wireless devices such as cell phones 25 Wireless Wide Area Network (continued) 26 Wireless ... speed is only about Mbps 22 Fixed Broadband Wireless (continued) • Wireless metropolitan area network (WMAN) – Covers a distance of up to 35 miles – Based on the IEEE 8 02. 16 Fixed Broadband Wireless...
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Beyond WSE 3.0 - Looking Ahead to Windows Communication Foundation (WCF)
Ngày tải lên :
05/10/2013, 08:48
... provide message correlation But this is not the same as a built-in support infrastructure that manages these tasks for you 22 1 701xCH09.qxd 22 2 7/14/06 5:41 PM Page 22 2 CHAPTER ■ BEYOND WSE 3.0: ... messaging WCF primarily extends four core technologies that are available today: 21 9 701xCH09.qxd 22 0 7/14/06 5:41 PM Page 22 0 CHAPTER ■ BEYOND WSE 3.0: LOOKING AHEAD TO WINDOWS COMMUNICATION FOUNDATION ... the benefits of SOA and SOAP-based messaging in an interprocess environment 21 1 701xCH09.qxd 21 2 7/14/06 5:41 PM Page 21 2 CHAPTER ■ BEYOND WSE 3.0: LOOKING AHEAD TO WINDOWS COMMUNICATION FOUNDATION...
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Tài liệu Car-to-Car Communication pptx
Ngày tải lên :
19/02/2014, 04:20
... European Summer School, July 20 05 [13] S Eichler et al., “Simulation of car-to-car messaging: Analyzing the impact on road traffic”, in [16] [17] [18] [19] [20 ] [21 ] [22 ] [23 ] [24 ] Proceedings of the ... 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 improvement potential of this approach can be seen in ... or an external network simulator (e.g ns -2) 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...
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Adaptive Traffic Lights Using Car-to-Car Communication pdf
Ngày tải lên :
16/03/2014, 12:20
... (veh/h) 25 00 20 00 [2] 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] 400 350 300 25 0 20 0 150 100 50 18 17 15 14 12 95 11 ... (veh/h) 20 00 1500 1000 500 0 20 40 60 80 100 120 140 160 Sim ulation Time (min) Northbound Southbound Eastbound CO [Kg] HC [Kg] NOX [Kg] 539.5 1597.7 420 9.3 334.4 6.9 11.1 Adaptive (Real) 3000 25 00 ... [ 12] [13] [14] [15] N.A Chaudhary, V.G Kovvali, S.M Alam “Guidelines for Selecting Signal Timing Software,” Product 0-4 020 -P2 Texas Transportation Institute, College Station, TX September 20 02...
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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
... 14—Reflecting on self-esteem and self-care Worksheet Notes 19 19 19 20 20 22 22 23 24 24 24 25 25 26 26 26 26 26 27 27 28 28 29 32 Sel f-awa rene s s a nd sel f-k nowledge 33 General introduction ... 119 120 122 123 12 124 130 134 27 /8/08 11: 32: 50 AM How to use this guide: Essential information for leaders Introduction The New Expanded Edition of Listen to Me, Listen to You (Penguin, 20 07) ... particular motivation, developing new levels of awareness and new skills can turn things around (LTM, pp .20 4, 20 8 21 2, 22 5 24 5) Communication is a simultaneous, two-part process involving speaking and...
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Advanced Trends in Wireless Communications Part 1 pptx
Ngày tải lên :
19/06/2014, 23:20
... π /2 Mγ sin2 θ dθ π /2 Mγ sin2 θ dθ π /2 0.715 Mγ sin2 θ dθ log ( M ) π /2 g AM 2( M −1) Mγ sin2 θ dθ, g AM = M 22 1 Mπ log2 ( M ) gQAM π /2 − √1 Mγ sin2 θ dθ π log2 ( M ) M π/4 gQAM − − √1 Mγ sin2 ... MSK Square M-QAM B 1 /2 1 /2 A 1 /2 1 /2 − √1 M Λ - 2( M −1) - NBFSK BDPSK 1 /2 1 /2 1 /2 - π/4-DQPSK 2 π M-PSK π π 2 2− cos( θ ) sin2 ( π/M ) sin2 θ sin2 ( π/M ) 1+cos( π/M ) cos θ M-DPSK π 1− π 1− ... √ 2 k+m (k+m) /2 1 γ Kk−m (2 w) Γ (m)Γ (k) (37) The MGF of γ, can be obtained using (Bithas et al., 20 06, Eq (4)) as Mγ (s) = 2 s ( k + m−1) /2 exp 2 2s W−( k+m−1) /2, (k−m) /2 2 s where Wλ,μ...
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Advanced Trends in Wireless Communications Part 2 potx
Ngày tải lên :
19/06/2014, 23:20
... 1) 2 , Lμ, Lμ; 2Lμ + 1; , 2 + At2 + Bt2 (18) whereas (17) is reduced to: uvMγ ( u +v ) u2 + Au2 ( 3) F , , 1, 1, Lμ, Lμ; 2Lμ + ; 2 u + v2 + Au2 + Av2 2 (u2 + v2 )(4Lμ + 1) D Kiid (u, v) = 2 + ... L u2 + A L u2 u2 , ,··· , ,··· , u + v2 + A u + A v2 + A L u2 + A L v2 + B1 u2 + B1 v2 + B L u + B L v2 (17) For i.i.d branches (16) reduces to: Γ (2Lμ + 1 /2) Jiid (t) = √ Mγ (t2 /2) F1 πΓ (2Lμ ... obtained, as: K asym (u, v) = 2d 2 Cuv π ( u + v2 ) d + 1 (1 − x )d−1 /2 − u2 x u + v2 − d −1 dx 2d−1 Cuv u2 = F1 1, d + 1; d + ; 2 u + v2 π (u2 + v2 )d+1 (2d + 1) (26 ) Fig Average Symbol Error...
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Advanced Trends in Wireless Communications Part 3 pdf
Ngày tải lên :
19/06/2014, 23:20
... known relations (Rec ITU-R P.676-6, 20 05; Liebe 1985; Bolton, 1980): ⎛ 17.67T ⎞ es = 6.112exp ⎜ ⎟ ⎝ T + 24 3.5 ⎠ (20 ) T + 27 3.15 21 6.7 (21 ) e 100% ≡ RH es (22 ) e=ρ es- The saturation water vapour ... algebraic manipulations as follows P be = 2 ∞ cos[V (t)] ab sin(b arctan(t/a)) + sin[V (t)] (t2 + a2 )b /2 ab cos(b arctan(t/a)) 1− (t2 + a2 )b /2 (47) dt W (t) This integral can be efficiently evaluated ... (Abbaspour-Tamijani & Sarabandi, 20 03; Do-Hong & Russer, 20 04; Gross, 20 05; Guo, 20 04; Krim & Viberg, 1996; Mailloux, 20 05, 20 07; Rogstad et al., 20 03; Singh et al., 20 08) While the spectrum available...
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Advanced Trends in Wireless Communications Part 4 pdf
Ngày tải lên :
19/06/2014, 23:20
... Fig 20 10 Null formed at deg Magnitude (dB) Null formed at -5 deg -10 Null formed at -11 deg Null formed at 22 deg -20 -21 -30 Null formed at -22 deg 35 -27 -10 -40 Null formed at -27 deg -5 22 ... 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 0.0003 0.00 02 0.0006 0.0005 0.001 0.009 Table Measured raw BER at selected azimuth steering angles Conclusion In this ... h=12km, clear air 12 1.0 d,mm at F =28 GHz At h=3km, clear air 10 100 0.9 d,mm at F=72GHz Range, km d/λ At h=3km, heavy clouds Scan = +/- 20 deg Scan = +/- 45deg 0.7 0.6 d/λ 0.8 d, mm 10 12 20 28 ...
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Advanced Trends in Wireless Communications Part 5 docx
Ngày tải lên :
19/06/2014, 23:20
... R1 R2 ) D = [ PS1 R1 + PS2 R1 − 2PS1 R1 PS2 R1 ] + PR1 D − 2[ PS1 R1 + PS2 R1 − 2PS1 R1 PS2 R1 ] PR1 D PS2 ( R1 R2 ) D = [ PS1 R2 + PS2 R2 − 2PS1 R2 PS2 R2 ] + PR2 D − 2[ PS1 R2 + PS2 R2 − 2PS1 ... R1 R2 ) D = PS1 R1 + PR1 D − 2PS1 R1 PR1 D PS2 ( R1 R2 ) D = [ PS1 R2 + PS2 R2 − 2PS1 R2 PS2 R2 ] + PR2 D − 2[ PS1 R2 + PS2 R2 − 2PS1 R2 PS2 R2 ] PR2 D (29 ) ¯ The average values of PS1 ( R1 R2 ... 2PS1 R2 PS2 R2 ] PR2 D (27 ) PS1 ( R1 R2 ) D = [ PS1 R1 + PS2 R1 − 2PS1 R1 PS2 R1 ] + PR1 D − 2[ PS1 R1 + PS2 R1 − 2PS1 R1 PS2 R1 ] PR1 D PS2 ( R1 R2 ) D = PS1 R2 + PR2 D − 2PS1 R2 PR2 D (28 ) PS1...
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Advanced Trends in Wireless Communications Part 6 ppt
Ngày tải lên :
19/06/2014, 23:20
... vector [0 .23 5 0.667 0.667 [0.707 0.707 ] [0.5 −0.5] [0.5 0.5] [ 1] [0.707 2. 234 0.707 ] 2 0 .23 5] m =2 m=4 2 2 m=8 2 2 0.14 0.71 0.37 1.10 1.09 2. 18 2. 20 3 .29 0 .24 0.71 0.46 0. 92 0.84 1 .26 1 .23 1.53 ... vector [0 .23 5 0.667 0.667 [0.707 0.707 ] [0.5 −0.5] [0.5 0.5] [1 1] [0.707 2. 234 0.707 ] 0.71 0.71 0.71 η m=4 2 1.10 1.10 0.71 0. 92 0. 82 0. 82 0. 82 η m=8 2 2 2. 18 2. 18 3 .29 3 .29 0. 92 1 .26 1 .26 1.53 ... 91.67 23 7 .22 643.38 1798.70 4 .24 3 .20 2. 75 2. 70 2. 75 3 .20 4 .24 6.18 9.57 15.40 25 .37 42. 41 relative -6.71 -5. 52 -4.91 -4.83 -4.91 -5. 52 -6.71 -8.36 -10.38 - 12. 66 -15.13 -17.74 1.00 1.14 1. 42 1.64...
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Advanced Trends in Wireless Communications Part 7 potx
Ngày tải lên :
19/06/2014, 23:20
... SISO 2. 21 26 .05 4.51 3.59 0.54 SIMO 2. 11 2. 01 24 . 62 4 .29 4.09 0.57 MISO 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 ... h2 can be recovered perfectly at the receiver, the received signal can be combined as follows, * 2 * * s1 = h1r1 + h2 r2* = (α + α )s1 + h1n1 + h2 n2 * 2 * * s2 = h2 r1* − h1r2* = (α + α )s2 ... 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 0.48 MIMO 2. 21 5.16 30.67 4 .24 5.89 0.55 Table Time-reversal characteristics...
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Advanced Trends in Wireless Communications Part 8 ppt
Ngày tải lên :
19/06/2014, 23:20
... 10 10 10 15 20 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 ... 26 0 Advanced Trends in Wireless Communications 74 140 72 Estimated Correctness Error 120 0 .2 70 Speed (km/h) 68 66 64 0.4 80 60 0.6 Estimated Correctness Positioning Error (m) 100 40 62 0.8 20 ... 0.5 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...
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Advanced Trends in Wireless Communications Part 9 ppt
Ngày tải lên :
19/06/2014, 23:20
... σ =σ + 2 t ( d − μ )2 ⎛ ( c − μ )2 − kσ ⎜ − 2 2 e − e 2 2 ⎜ ⎝ ⎡ ⎢⎛ c − μ + kσ ⎜ ⎢⎝ 2 ⎣ ⎞ − ⎟e ⎠ ( c − μ )2 2σ ⎞ ⎟ ⎟ ⎠ kσ ⎛ −⎜d − μ + 2 ⎝ (4a) ⎞ − ⎟e ⎠ ( d − μ )2 2σ ⎤ ⎥ ⎥ ⎦ (4b) 4 .2 Connectivity ... (22 .22 , 2. 77) TN (33.33, 2. 77) UN (27 .77, 9. 62) 1 ,2 0,8 0,4 0 10 Delay (s) 15 20 0 ,2 0,4 0,6 Delay (s) 0,8 Fig pdf of the connectivity delay for a one-dimensional (a) SIC network with, rs=l =25 0 ... network with lm=0 m, Δt=0.1ton, rm =25 0 m, and ton as a parameter TN (27 .77, 2. 77) TN (27 .77, 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...
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