photodetection and measurement - maximizing performance in optical systems

photodetection and measurement - maximizing performance in optical systems

photodetection and measurement - maximizing performance in optical systems

... were glass. Variations in doping can make minor changes in the bandgap and hence in sensitivity at long wavelengths, either to increase it or to decrease it. In appli- cations using the important ... kT d 1 III pod =- I VV R p db L = - Ie s EkT g ª - Photodetection Basics 13 Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) C...

Ngày tải lên: 04/07/2014, 07:12

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Water and energy sustainable management in irrigation systems network

Water and energy sustainable management in irrigation systems network

... referee and 102 in International Conferences; Supervisor of several post-doc, PhDs and MSc students and author of 8 innovative real solutions in the domain of Civil Engineering - hydropower and hydraulic ... Oct-67 Oct-72 Oct-77 Oct-82 Oct-87 Oct-92 Oct-97 Oct-02 Oct-07 Storage Volume (millions m3) Weap Aquatool Figure 18. Montargil storage volumes 0 50 100 150 200 250...

Ngày tải lên: 05/09/2013, 14:58

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Báo cáo khoa học: "EXPERT SYSTEMS AND OTHER NEW TECHNIQUES IN MT SYSTEMS " ppt

Báo cáo khoa học: "EXPERT SYSTEMS AND OTHER NEW TECHNIQUES IN MT SYSTEMS " ppt

... metho- dology by incorporating advanced techniques from software engineering, moving toward third-genera- tion systems by incorporating expert systems, and returning to interactive techniques ... algebraic and less geometric in nature, and we prefer to use a speci- fication in terms of the kind of structures we are accustomed to manipulating. 2 - Grafting o n expert...

Ngày tải lên: 08/03/2014, 18:20

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Expressing and Optimizing Sequence Queries in Database Systems pdf

Expressing and Optimizing Sequence Queries in Database Systems pdf

... patterns in a spatio-temporal database [Sadri 2001]. Another interesting problem is to extend SQL-TS to deal with noise, scaling, and simi- larity queries [Rafiei and Mendelzon 2000]. In terms of performance, ... control the input and the output. The user can specify whether the input is sorted in ascending or descending order, and whether null values will be listed at the begin...

Ngày tải lên: 30/03/2014, 22:20

37 348 0
Báo cáo hóa học: " Research Article Efficient Compensation of Transmitter and Receiver IQ Imbalance in OFDM Systems" pptx

Báo cáo hóa học: " Research Article Efficient Compensation of Transmitter and Receiver IQ Imbalance in OFDM Systems" pptx

... initialized by LS or an adaptive RLS training-based algorithm. Only one training symbol is needed to initialize W a [l]. We will refer to this phase-rotated LTS-based estimation scheme as PR-FEQ. 4. ... Renfors, and K. Koivunen, “Compensation of frequency-selective IQ imbalances in wideband receivers: models and algorithms,” in Proceedings IEEE 3rd Workshop on Signap Processing Advanc...

Ngày tải lên: 21/06/2014, 08:20

14 383 0
Báo cáo hóa học: " Research Article Reduced-Rank Shift-Invariant Technique and Its Application for Synchronization and Channel Identification in UWB Systems" potx

Báo cáo hóa học: " Research Article Reduced-Rank Shift-Invariant Technique and Its Application for Synchronization and Channel Identification in UWB Systems" potx

... narrowband interference (they lack flexibility for removing narrowband interference); and with the number of multipaths increasing, the complex- ity of these algorithms increases rapidly. In [3], ... contain relatively larger errors according to the Cramer-Rao bounds [16]. In this paper, we present some novel p-rank shift- invariant algorithms, and investigate their applications in j...

Ngày tải lên: 21/06/2014, 23:20

13 301 0
Báo cáo hóa học: " Joint Frequency Ambiguity Resolution and Accurate Timing Estimation in OFDM Systems with Multipath Fading" doc

Báo cáo hóa học: " Joint Frequency Ambiguity Resolution and Accurate Timing Estimation in OFDM Systems with Multipath Fading" doc

... degree in electronic engineering from Guilin Univer- sity of Electronic Technology, Guilin, in 1986, and the M.S. and Ph.D. degrees in electronic engineering from Xidian Univer- sity, Xi’an, in 1992 ... degree from Uni- versity of Electronic Science and Technol- ogy, Chengdu, China, in 1994 and the M.S. degree from the Guilin University of Elec- tronic Technology, Guilin, Ch...

Ngày tải lên: 22/06/2014, 22:20

7 303 0
Báo cáo khoa học: "Combining Acoustic and Pragmatic Features to Predict Recognition Performance in Spoken Dialogue Systems" pdf

Báo cáo khoa học: "Combining Acoustic and Pragmatic Features to Predict Recognition Performance in Spoken Dialogue Systems" pdf

... using the learner with default set- tings, which shows the importance of such tuning. Future work points in two directions: first, inte- grating our methodology into working ISU-based dialogue systems ... be interesting to investigate the im- pact of different dialogue and task features for clas- sification and to introduce a distinction between “generic” features that are domain indepe...

Ngày tải lên: 08/03/2014, 04:22

8 314 0
Báo cáo hóa học: " Multihop relaying and multiple antenna techniques: performance trade-offs in cellular systems" ppt

Báo cáo hóa học: " Multihop relaying and multiple antenna techniques: performance trade-offs in cellular systems" ppt

... (m) and path type (NLOS/LOS) nr 1 r 2 r 3 r 4 1 500-NLOS - - - 2 333-NLOS 167-LOS - - 3 200-LOS 200-LOS 100-LOS - 4 143-LOS 143-LOS 143-LOS 71-LOS Table 4 SINR: 500 m radius hexagonal cell SINR ... tradeoff when using MIMO and MH relaying jointly. This may seem obvious, since the two techni- ques actually work using conflicting assumptions: MIMO works by exploiting the...

Ngày tải lên: 21/06/2014, 01:20

19 241 0
ELECTROMOTIVE FORCE AND MEASUREMENT IN SEVERAL SYSTEMS pdf

ELECTROMOTIVE FORCE AND MEASUREMENT IN SEVERAL SYSTEMS pdf

... 43, 804–810. 20 Electromotive Force and Measurement in Several Systems 10 Will-be-set-by -IN- TECH electron-disorder scattering. The effects are sometimes called as two-dimensional weak localization ... CoSO 4 ·7H 2 O -8 -6 0 -6 1 EG +2.5 g/l NH 4 F + 0.15 g/l PcCo -7 -5 8 -5 9 DMSO + 5 % H 2 O + 0.5 g/l NH 4 F -1 0 -6 1 -6 2 DMSO + 5 % H 2 O + 0.5 g/l NH...

Ngày tải lên: 29/06/2014, 08:20

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