An Introduction to Wireless Technologies - unibz
Analogue vs. Digital Analogue transmission of analogue data The air pressure variations (analogue data) are converted (microphone) into an electrical analog signal in which either the instantaneous voltage or current is directly proportional to
Download An Introduction to Wireless Technologies - unibz
Information
Domain:
Source:
Link to this page:
Documents from same domain
Introduction to Database Systems - unibz
www.inf.unibz.it7 Database Management System (DBMS) • A DBMS is a software package designed to store and manage databases • A DBMS provides generic functionality (see previous slide) that otherwise would have to be
Introduction to Database Systems - unibz
www.inf.unibz.it4 Data Model, Schema and Instance Schema • A formal definition that fixes all the relevant features of those parts of the real world that are of interest to the users of the database
Introduction to programming - unibz
www.inf.unibz.itIntroduction to programming 3 1.7 Representation of the domain: objects • group objects of the same type into classes • establish the relations between the classes, i.e., how the objects of the different classes are connected to each other • establish the properties of the objects belonging to each class • realize the classes, the relationships between the classes, and the properties ...
Conditional statements - unibz
www.inf.unibz.itJava, like all other programming languages, is equipped with specific statements that allow us to check a condition and execute certain parts of code depending on whether the condition is true or false. Such statements are called conditional, and are a form of composite statement.
An Introduction to Wireless Technologies
www.inf.unibz.itEGPRS class B, multi slot class 32, max speed DL/ UL= 296 / 177.6 kbits/s . Services E-mail file 10 Kbyte Web Page 9 Kbyte Text File 40 Kbyte Large Report 2 Mbyte Video Clip 4 Mbyte Film with TV Quality 2G 8 sec 9 sec 33 sec 28 min 48 min 1100 hr PSTN 3 sec 3 sec 11 sec 9 min 18 min 350 hr ISDN 1 sec 1 sec 5 sec ... last mile broadband access ...
Internet Technologies 1- Introduction - unibz
www.inf.unibz.itinteracts, for business, learning or leisure ... advanced courses on internet and www ("Advanced Internet Technologies" and "Internet and Mobile Services"). What you should learn ... The World Wide Web is a distributed system that runs on top of the Internet