Power electronics is the technology of processing and controlling the flow of electric energy
by supplying voltages and currents in a form that is optimally suited to the end-user’s
requirements .Atypical block diagram is given in Figure 1.1 . The input power can be
either AC and DC sources. A general example is one in which the AC input power is from
the electric utility. The output power to the load can be either AC and DC voltages. The
power processor in the block diagram is usually called a converter. Conversion technologies
are used to construct converters.
This is the most accessible architectural theory book that exists. Korydon Smith presents each common architectural subject—such as tectonics, use, and site—as though it were a conversation across history between theorists by providing you with the original text, a reflective text, and a philosophical text. He also introduces each chapter by highlighting key ideas and asking you a set of reflective questions so that you can hone your own theory, which is essential to both your success in the studio and your adaptability in the profession.
This paper describes an architecture to convert Sinhala Unicode text into phonemic specification of pronunciation. The study was mainly focused on disambiguating schwa-/\/ and /a/ vowel epenthesis for consonants, which is one of the significant problems found in Sinhala. This problem has been addressed by formulating a set of rules. The proposed set of rules was tested using 30,000 distinct words obtained from a corpus and compared with the same words manually transcribed to phonemes by an expert. The Grapheme-to-Phoneme (G2P) conversion model achieves 98 % accuracy. ...
Computer Architecture: Chapter 3 - Data Representation includes about Positional Number Systems, Binary and Hexadecimal Numbers, Base Conversions, Binary and Hexadecimal Addition, Binary and Hexadecimal subtraction, Carry and Overflow, Character Storage, Floating Point Number.
The book is divided into two parts: Circuit Design and System Design. The first part
deals with everything that goes directly inside the main code, while the second deals
with units that might be located in a library (for code sharing, reuse, and partitioning).
Power management is, literally and metaphorically, the hottest area in
computing and computing appliances.
In 1965, while working at Fairchild Semiconductor, Gordon Moore
predicted that the number of transistors in an integrated circuit would
double approximately every two years. Moore’s law, as his observation
has been dubbed, has so far been the foundation of the business of per-
sonal computing and its derivative applications.
RF/IF Conversion Segment Tradeoffs
This chapter introduces the system-level design tradeoffs of the RF conversion segment. Software radios require wideband RF/IF conversion, large dynamic range, and programmable analog signal processing parameters. In addition, a high-quality SDR architecture includes specific measures to mitigate the interference readily generated by SDR operation.
I. RF CONVERSION ARCHITECTURES The RF conversion segment of the canonical software radio is illustrated in Figure 8-1. The antenna segment may provide a single element for both transmission and reception....
This book is first of all about golf course architecture. It
begins with the writings of the earliest architects of golf
courses because their books are not easily come by and
the similarity of their philosophy and ours is of
significance. Having mostly the same aims, their results
were noticeably different but this is probably of less
significance, given the infinite variety of their sites and
local variations in interpreting their instructions.
The first section introduces the basic concepts of number systems, storage of numerical data, and machine arithmetic. Chapters on the Intel math unit architecture, data conversions, and the details of math unit programming establish a framework for developing routines in engineering and scientific code. The second part, entitled Application Development, covers the implementation of a C++ program and flowcharting. A tutorial on Windows programming supplies skills that allow readers to create professional quality programs.
This book is based on publications from the ISCA Tutorial and Research
Workshop on Multi-Modal Dialogue in Mobile Environments held at Kloster
Irsee, Germany, in 2002. The workshop covered various aspects of development
and evaluation of spoken multimodal dialogue systems and components
with particular emphasis on mobile environments, and discussed the state-ofthe-
art within this area. On the development side the major aspects addressed
include speech recognition, dialogue management, multimodal output generation,
system architectures, full applications, and user interface issues.
At $13 billion and roughly five percent of the total semiconductor market (2004
data) the power semiconductor market is big and growing fast, typically outgrowing
the rest of the semiconductor market.
Modern electronic appliances, while exhibiting increasing functionality, are
also expected to consume little power, for reasons of portability, thermal performance,
and environmental considerations.
Front End Technology
Front End design – including RF Architecture, Data Conversion and Digital Front Ends – has emerged as a key issue as SDR techniques are ﬁnding themselves increasingly embodied by stealth into today’s new products. The radical solution – ‘Pure’ Software Radio, with A/D conversion at the antenna – is not yet feasible at GHz carrier frequencies. However, recent technology advances suggest it may be nearer than had been thought.
Nhiều công ty ngày càng xem trọnng truyền thông kỹ thuật số trong hoạt động marketing mix. Để xây dựng chiến lược và phân bổ các nguồn lực của công ty, người lãnh đạo cần phải hiểu rõ hiệu quả của những sáng kiến kỹ thuật hiện có của họ. Digital audit là một lựa chọn hay để đánh giá sự hiện diện thương hiệu trên các phương tiện kỹ thuật số thông qua 6 từ khóa chính: Reach, Architecture, Content, Conversion, Integration and Measurement....
This paper demonstrates a novel distributed architecture to facilitate the acquisition of Language Resources. We build a factory that automates the stages involved in the acquisition, production, updating and maintenance of these resources. The factory is designed as a platform where functionalities are deployed as web services, which can be combined in complex acquisition chains using workﬂows. We show a case study, which acquires a Translation Memory for a given pair of languages and a domain using web services for crawling, sentence alignment and conversion to TMX. ...
Terminal 2 was opened in 1960. Once again, the architect firm
responsible was Vilhelm Lauritzen AS. Its simple layout as a large,
centre-less space with inserted and replaceable floor slabs was
designed to make it possible to carry out later conversions and
extensions without bringing the terminal to a halt. In 1987,
Vilhelm Lauritzen AS completed an extension of Terminal 2 with a
large new shopping centre. The terminal has subsequently been
converted and extended several times (see pages 16 and 24).
This series of textbooks has been developed based on the Information Technology Engineers Skill
Standards made public in July 2000. The following four volumes cover the whole contents of fundamental
knowledge and skills required for development, operation and maintenance of information systems:
No. 1: Introduction to Computer Systems
No. 2: System Development and Operations
No. 3: Internal Design and Programming--Practical and Core Bodies of Knowledge--
No. 4: Network and Database Technologies
No. 5: Current IT Topics...
A series of fifteen conversations in which contemporary artists who create activist, participatory work discuss the cooperative process. Colleagues from fields including architecture, art history, urban planning, and new media join the conversations.
This tutorial will give a practical description of the free software Carnegie Mellon Olympus 2 Spoken Dialog Architecture. Building real working dialog systems that are robust enough for the general public to use is difficult. Most frequently, the functionality of the conversations is severely limited down to simple question-answer pairs. While offthe-shelf toolkits help the development of such simple systems, they do not support more advanced, natural dialogs nor do they offer the transparency and flexibility required by computational linguistic researchers. ...