... Keywords: 3G, Coding, Modulation, Performance, Wireless Copyright 2002, Gustavo Nader Trang 2Radio Link Performance of Third Generation (3G) Technologies For Wireless Networks Gustavo Nader ... for error detection For CS-1 to CS-3 the second step consists of pre-coding the USF (except for CS-1), adding four tail bits CS1 consists of a half rate convolutional code for forward error correction ... several proposals for the evolution from 2G to 3G, GPRS (General Packet Radio Services) and EDGE (Enhanced Data Rates for GSM Evolution) stand out as transitional solutions for existing TDMA
Ngày tải lên: 26/04/2013, 11:15
... Source: E.ON - 2003 Trang 2prospects of system developments are depicted, and the outlook for VSC technologies for environmental sustainability and system security is given Fig 2: Regenerative Energy ... Thyristor technology is the preferred solution for bulk power transmission, today and in the future Fig 3: Power Electronics for HVDC and FACTS – Transient Performance and Losses It is, however, necessary ... VSC and HVDC PLUS Technology Trang 4For the sake of simplicity, the electronics for controlling the semiconductors, measuring the capacitor voltage and for communicating with the higher-level
Ngày tải lên: 15/10/2013, 16:24
IP for 3G - Networking Technologies for Mobile Communications
... for more complete information regarding trademarks and registration Other Wiley Editorial Offices Hoboken, San Francisco, Weinheim Wisley, Dave Trang 2 IP for 3G : networking technologies for ... friends for their forbearance during times of stress and computer crashes Trang 3Finally, many thanks to our employers, BTexact Technologies http://www.btexact.com, for allowing us to publish and for ... reasons for i-mode's relative (and absolute) success, for example: • Low PC penetration in Japan (for cultural reasons) • High charges for PSTN dial-up access in Japan • The Japanese enthusiasm for
Ngày tải lên: 27/10/2013, 17:15
Air Pollution from Motor Vehicles: Standards and Technologies for Controlling Emissions docx
... California standards also specify a maximum of 0.015 gram per mile for formaldehyde emissions for 1993 standard, transitional low- emission, and low-emission vehicles, and 0.008 grams per mile for ... less than 300 kg Furthermore only limits for type approval are shown in this table See CONCAWE (1995) for additional information and applicable limits for conformity of production. Testing procedure ... Emission Control Technologies 91 Table A3.1.3 Engine Performance and Exhaust Emissions for a Modified Marine Two-Stroke Engine 93 Table A3.1.4 Exhaust Emissions and Fuel Economy for a Fuel-Injected
Ngày tải lên: 06/03/2014, 16:20
Báo cáo khoa học: Biochemical characterization of USP7 reveals post-translational modification sites and structural requirements for substrate processing and subcellular localization pptx
... proteasecore Therefore, we conclude that these domains are important for catalysis A contribution for the TRAF-like domain should not be neglected, but the most important support for substrate processing ... ubiquitin-like proteins They are responsible for the disassembly of ubiquitin chains, and for the cleavage of mono- and oligomers of this mole-cule, either in precursor form or attached to small Keywords ... cells [3] Recognition and processing of ubiquitylated forms of the tumor suppressor p53 and its negative modulator MDM2, a RING domain E3-ligase, suggested an important role for USP7 in cell survival
Ngày tải lên: 07/03/2014, 05:20
Alternative Technologies for Biofuels Production in Kraft Pulp Mills—Potential and Prospects pdf
... 2 The kraft pulp mill and the alternative technologies for biofuels production 4.1 Wood-Based Technologies Wood residues are considered attractive for being cheap and suitable as feedstock ... shows an overview of a pulp mill in which alternative technologies have been integrated for biofuel production A kraft pulp mill with these technologies can present a number of opportunities to ... yield for hardwoods Average yield values for bleached market pulp from softwood, birch and eucalyptus are in the range of 44%–48%, 49%–52% and 50%–54% respectively [13] The higher yield for eucalyptus
Ngày tải lên: 09/03/2014, 00:20
ASSESSMENT OF FUEL ECONOMY TECHNOLOGIES FOR LIGHT-DUTY VEHICLES potx
... 99Non-Engine Technologies Considered in This Study, 99Fuel Consumption Benefits of Non-Engine Technologies, 106Timing Considerations for Introducing New Technologies, 109Costs of Non-Engine Technologies, ... structure The time frame for tive changes for a single model is approximately 4 to 8 years Two important technologies impacting fuel consumption are those for light-weighting and for improving transmis-sions ... Assessment of Technologies for Improving Light-Duty Vehicle Fuel Economy Board on Energy and Environmental Systems Division on Engineering and Physical Sciences FUEL ECONOMY TECHNOLOGIES FOR LIGHT-DUTY
Ngày tải lên: 14/03/2014, 11:20
Arsenic removal technologies for drinking water in vietnam
... 1ARSENIC REMOVAL TECHNOLOGIES FOR DRINKING WATER IN VIETNAM Pham Hung Viet1,*, Tran Hong Con1, Cao The Ha1, Nguyen Van Tin2, Michael Berg3, Walter Giger3 and Roland Schertenleib3 1 Center for Environmental ... with effective low-cost technologies Co-precipitation with ferric chloride is an effective and economic technique for removing arsenic from water, because iron hydroxides formed from ferric salt ... potential sorbents for arsenic The sorption kinetics of these minerals for As(III) and As(V) were investigated and their applicability in household adsorption and filtration system for arsenic removal
Ngày tải lên: 15/03/2014, 23:49
Barrier technologies for environment NAP
... satisfactory performance for an extended time It was noted that data on the effective performance lifetime as a function of climate, hydrology, and geologyshould be compiled for selected barriers ... needed for design ofextensive cover systems planned for the Hanford Site Trang 33INTRODUCTION The In-Place Remediation AlternativePermanent isolation surface barriers have been proposed for use ... a long-term surface barrier capability for the Hanford Siteand elsewhere The Hanford Site Permanent Isolation Surface Barrier Development Program The Hanford Site Permanent Isolation Surface Barrier
Ngày tải lên: 16/03/2014, 18:07
Benchmarking Biomass Gasification Technologies for Fuels, Chemicals and Hydrogen Production pot
... co-feeds Trang 4Sufficient information currently exists to conduct conceptual design studies on thesesystems For all of these reasons, it therefore appears that for fuels, chemicals and hydrogen ... ornear-commercial biomass gasification technologies for suitability to generate syngascompatible with commercial or near-commercial end-use technologies for fuels,chemicals and hydrogen manufacture ... more latitude with regard to syngascomposition for engine combustion than for turbine combustion Gas turbines haveemerged as the best means for transforming heat to mechanical energy and are now
Ngày tải lên: 18/03/2014, 02:20
AVAILABLE AND EMERGING TECHNOLOGIES FOR REDUCING GREENHOUSE GAS EMISSIONS FROM THE PULP AND PAPER MANUFACTURING INDUSTRY doc
... 2010 AVAILABLE AND EMERGING TECHNOLOGIES FOR REDUCING GREENHOUSE GAS EMISSIONS FROM THE PULP AND PAPER MANUFACTURING INDUSTRY Trang 2Available and Emerging Technologies for Reducing Greenhouse Gas ... represent all potentially available technologies or measures that that may be considered for any given source for the purposes of reducing its GHG emissions For example, controls that are applied ... section for power boilers will also apply for chemical recovery furnaces and combustion units Additional control technologies, energy efficiency measures, and fuel switching options for power
Ngày tải lên: 18/03/2014, 02:20
Leading technologies for specialty papers I Voith Paper offers customized solutions from banknotes to cigarette papers pot
... technology offers advantages for all grades of pa-per in which good fiber orientation is demanded The EdgeModule is used Edge-on headboxes for fourdrinier, former and gapformer paper machines and ... sheet forming device with an inclined wire former, the so-called HydroFormer Compared with the production of décor paper, an extremely low headbox cies of 0.01 to 0.08 percent is necessary for ... large consisten-For good wear resistance, as much corundum as possible needs to be bound into the sheet To achieve this, Voith has developed multi-layer sheet formation for the HydroFormer This technology
Ngày tải lên: 18/03/2014, 02:20
ASSESSMENT OF EXPLOSIVE DESTRUCTION TECHNOLOGIES FOR SPECIFIC MUNITIONS AT THE BLUE GRASS AND PUEBLO CHEMICAL AGENT DESTRUCTION PILOT PLANTS ppt
... International Technologies for Destruction of Recovered Chemical Warfare Materiel (sometimes called the International Technologies report), oughly understanding the requirements for the EDTs ... three detonation technologies and the EDS as part of a study titled Review of Interna-tional Technologies for Destruction of Recovered Chemical Warfare Materiel Most of the information presented ... 2-4 Subfactors for Public and Regulatory Acceptability in a U.S Context, 26 2-5 Subfactors for Secondary Waste Issues, 27 2-6 Subfactors for Destruction Verification Capability (for Chemical Agents),
Ngày tải lên: 22/03/2014, 10:20
Bài thuyết trình: ENGLISH FOR SEAFOOD PROCESSING - THREADS: SHELLFISH pdf
... Trang 1ENGLISH FOR SEAFOOD PROCESSINGTHREADS: SHELLFISH TEACHER: TRỊNH THU HẰNG LÊ THỊ HIẾU ĐỖ THỊ BÉ ÚT ĐINH TIẾN ... VALUE export Trang 12 Do you spell it?C-l-a-m M-u-s-s-e-l-s O-y-s-t-e-r-s ????? Trang 13THANK YOU FOR LISTENING!
Ngày tải lên: 22/03/2014, 10:20
information and communication technologies for women s socioeconomic empwerment ppt
... any provision for the female citizen and instead required male relatives to ill the paper forms for land and/or other titles, For many countries the process of automating and reforming ropistration ... overview of major themes for women and ICTS, including issues of aecess and education for girls versus women, inclusion in the ICT workforce, qualifications, and appetite for ICT career adoption, ... content no orking pos na after sho og for its (MDT, 2009 Suggested recommendations for action Trang 12CHAPTER 1 Overview formation and communication technologies porate every aspect of out
Ngày tải lên: 23/03/2014, 23:20
A Guide to Spray Technology for Food Processing pptx
... optimal performance in all your operations using spray technology? Trang 3Table of ContentsNozzle and System Solutions for Coating Applications .4-6 Nozzles for Spray Drying 7 Spray Nozzles for Cooling ... performance with VMAU automatic nozzles • Independent control of liquid, atomizing air and fan air pressures allows fine-tuning of flow rate, drop size and spray shape for improved coating performance ... Production area tight? Use 1/4JAU air atomizing nozzles for uniform coating • Compact design fits in small spaces • Internal air cylinder for controlled on/off operation up to 180 cycles per minute
Ngày tải lên: 24/03/2014, 04:20
Beer Processing Solutions doc
... engineering and management for the brewery industry Its extensive range of reference installations includes everything from a single process line to complete greenfield turnkey beer processing solutions ... today’s demand for modern, highly efficient production facilities, APV’s in-depth knowledge of brewing top quality beers is complemented by expertise in process automation and management information ... excellence covers processes such as fermentation and storage, yeast handling and treatment, beer processing, bright beer and pasteurization Furthermore, we have vast experience in the areas of wort cooling,
Ngày tải lên: 24/03/2014, 04:20
PRE-FREASIBILITY STUDY FOR DAIRY PROCESSING PLANT docx
... quality checks are made and standards enforced 3.5 RATIONALE FOR SETTING UP A UHT MILK PROCESSING PLANT The rationale for setting up the proposed UHT milk processing plant of 100,000 litres per ... initiative for the milk processing industry which includes; increasing milk yield per animal, stronger enforcement of laws relating to adulteration and hygiene, a media program aimed at informing ... milk • Availability of requisite technology for setting up a UHT processing plant and trained manpower for running the same • Huge export potential for UHT treated milk in the Region, with Pakistan
Ngày tải lên: 24/03/2014, 04:20
Alternative Processing Technologies for the Control of Spoilage Bacteria in Fruit Juices and Beverages
... wash fruits properly before processing is among the main reasons for contamination in fruit juice. Washing and brushing fruit before the juicing step is common in juice processing. According ... The IFT/FDA scientiÞc review of the alternative processing technologies that might be used for both pasteurization and sterilization includes high pressure processing (HPP), pulsed electric Þeld (PEF), ... used for home ovens, and both are used in industrial heating. Microwave heating for pasteurization and sterilization is preferred to conventional heating primarily because it is rapid and therefore...
Ngày tải lên: 25/10/2013, 21:20
Multi-Carrier Technologies for Wireless Communication
... proposed multi-carrier platform is able to reduce complexity and outperform existing receiver structures in multipath fading channels, due to MULTI-CARRIER TECHNOLOGIES FOR WIRELESS COMMUNICATION 18 Placing ... frequency domain processing, they easily outperform traditional TDMA with equalizer processing in the time domain. This is shown in Figure 16. Here, probability of error performance versus SNR ... multi-carrier technologies. Before proceeding, a word of caution is in order. The term MC- CDMA, short for multi-carrier code division multiple access, has been used to represent three different technologies. ...
Ngày tải lên: 02/03/2013, 16:59
Bạn có muốn tìm thêm với từ khóa: