Unilibrary. Oliy ta'lim muassasalarining yagona elektron kutubxona axborot tizimi.

The Step-by-Step Dial Telephone System - Telephone System Training - Course. Central Office Equipment

Shortly after the Invention of the telephone by Alexander Graham Bell In 1876, many Inventors labored to design a system In which mechanical equipment would replace the operators In the central office, whose function It was to switch calls manually from one line to another. The first successful system which was to replace the operators was the Invention of a mechanical switching device In 1889 by A. B. Strowger, a Kansas City undertaker . As early as 1879, Connolly and McTighe conceived the Idea of having mechanical equipment perform the entire work of switching calls In a central office. In their system each subscriber station equipment was provided with a switch by means of which the line could be connected either to a "make and break" Impulse sending device or to the telephone set Itself. The subscriber, with the switch turned so that the "make and break" device was connected to the line, would cause current Impulses to be sent out on the line Into the central office equipment, where magnets associated with his line would be operated, and thereby control the operation of step-by-step switches, which In turn would connect his line to other lines terminating In this office.

Applied Organizational Communication. Theory and Practice in a Global Environment

Applied Organizational Communication provides a current, in-depth analysis of the theories and practices critical to understanding organizational communication concepts in a global environment.

Sifat menejmenti

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Sertifikatlashtirish asoslari

Sertifikatlashtirish asoslari” darsligining asosiy maqsadi – korxonalar va tashkilotlarda mahsulot ishlab chiqaruvchi va xizmat ko’rsatuvchi xodimlarga va shuningdek sertifikatlashtirishga ma’lumotlarni taqdim etishdan iborat

САПР в автомобиле- и тракторостроении:

Рассмотрены методы и средства автоматизированного проектирования автомобилей, тракторов и составляющих их элементов, принципы построения систем автоматизированного проектирования и и классификация по структуре и функциональным возможностям.

Микроэкономическая теория

Многочисленные упражнения к каждой главе помогают студентам отточить свои навыки, а словарь терминов, выполненный в качестве приложения к каждой главе и снабженный перекрестными ссылками, отсылающими к предыдущим пяти разделам, предлагает доступное руководство по терминологии предмета. Преподаватели микроэкономики больше не нуждаются в том, чтобы прибегать к лекциям, разбросанным по разным учебникам. Хорошо написанная тремя наиболее влиятельными учеными в этой области «Микроэкономическая теория» привносит полноту и универсальность в изучение предмета аспирантами, чего уже давно не хватало.

Implementing Data Analytics and Architectures for Next Generation Wireless Communications

Wireless communication is continuously evolving to improve and be a part of our daily communication. This leads to improved quality of services and applications supported by networking technologies. We are now able to use LTE, LTE-Advanced, and other emerging technologies due to the enormous efforts that are made to improve the quality of service in cellular networks. As the future of networking is uncertain, the use of deep learning and big data analytics is a point of focus as it can work in many capacities at a variety of levels for wireless communications.

Основы работоспособности технических систем

Эффективность использования и качества функционирования машин определяется уровнем их работоспособности и надежности.

Silicon Systems For Wireless Lan

Today's integrated silicon circuits and systems for wireless communications are of a huge complexity.This unique compendium covers all the steps (from the system-level to the transistor-level) necessary to design, model, verify, implement, and test a silicon system. It bridges the gap between the system-world and the transistor-world (between communication, system, circuit, device, and test engineers). It is extremely important nowadays (and will be more important in the future) for communication, system, and circuit engineers to understand the physical implications of system and circuit solutions based on hardware/software co-design as well as for device and test engineers to cope with the system and circuit requirements in terms of power, speed, and data throughput.

Основы обеспечения единства измерений кн 1

Метрологическая деятельность становится сегодня неотъемлемой частью прогресса науки и техники, развития экономики и торговли. Этому в немалой степени способствует стремительное расширение

Monitoring and Analysis of 4G Mobile Networks. A Practical Guide for Telecommunications Engineering Training

The Universidad Miguel Hernández (UMH)’s Telecommunications Technology Engineering undergraduate program includes an elective course on Mobile and Wireless Communications. This course covers fundamentals and detailed explanations of the operation of the main mobile and wireless communication systems, in order to provide the students with the necessary knowledge and skills for designing, dimensioning, and deploying them. In the units dedicated to the mobile communications systems, the course includes the study of the cellular standards from 2G to 5G1, 2. The course’ lectures focus on explaining the basic elements that integrate the mobile communication systems (mobile station, radio access network and core network), and the way they interact. The course complements these theoretical knowledges with laboratory sessions where the students can actively analyze a live cellular network using professional mobile network testing equipment.

Филологический анализ текста. Основы тео­рии, принципы и аспекты анализа

В учебнике освещены принципы и аспекты изучения текста, систематизированы и обобщены основные проблемы теории­ текста: научные направления его изуче­ния, проблемы взаимодействия текста и культуры, жанрово-речевая структура ­ текста, основные его единицы, категории и свойства. Автор предлагает концепцию комплексного филологического ­анализа художественного текста на лингвистической основе с учетом его семанти­ческой, структурной и коммуникативной организации. Учебник содержит не только теоретический материал, но и практические рекомендации, направленные на совершенствование ­ методики филологического анализа текста. Для студентов и аспирантов филологических специальностей университетов и­ педагогических институтов, для учителей-словесников, а также для всех, кто инте­ресуется теорией текста и его анализом.

Wireless Communication Using Dual Antenna Arrays

Wireless systems are being deployed today mainly for telephony, satisfying the industrialized nations’ appetite for talk-on-the-go, and providing much-needed communications infrastructure in developing countries. The desire for wireless access to the Internet is starting to add fuel to the growth of tetherless communications. Indeed, the synergy of wireless and Internet technologies will lead to a host of exciting new applications, some of which are not yet envisioned.

Exploring Fire Tablets. The Illustrated, Practical Guide to using Amazon's Fire Tablet

Formerly known as the Kindle Fire, the Fire Tablet is a touch screen device developed by Amazon and is based on the Android Operating System. The Fire Tablet comes with its own operating system called Fire OS, whose user interface is designed to promote Amazon's services, such as the Appstore, Amazon Video, Music, Prime, and Kindle ebook Store. The Fire's home screen features recently accessed content and apps. Categories are provided for different types of content, such as ebooks, apps, games, music, magazines, and videos. These show up as a carousel menu at the top of the screen. Lets take a look at the different models that are currently available.

Методика преподавания курса «Технология обработки ткани": 5-9 кл. : книга для учителя

Книга содержит авторскую программу по технологии обработан ткани в 5-9 классах в полном и сокращенном вариантах ученого плана. Даны примерный календарно-тематический план в план конспект уроков в 5 классе, которые станут подспорьем в тематическом планировании занятий в 6-9 классах.

2.5G Mobile Networks: GPRS and EDGE

An Authoritative Guide to 2.5G Networking Technologies. This book culminates the trilogy of books written by Sumit Kasera and Nishit Narang on three key wireless technologies—2G. 2.5G and 3G Mobile Networks. Even though 2G and 2.5G technologies, as compared to 3G, are more than a decade old, the current corporate battle for 2G spectrum in India, indicates the significance and growth potential of these technologies including GSM and GPRS. 2.5G Mobile Networks is a complete coverage of GPRS and EDGE concepts presented in simple non-technical language without complex mathematics. An ideal primer for those working in or studying networking technologies, this book focuses mainly on procedures and basis of signaling exchanges.