Lecture 4: Extending Classes pdf

... Narrowing conversion: convert a reference of a supertype into a reference of a subtype 1 Lecture 4: Extending Classes 20Type conversion (2)•Explicit type casting: a type name within parentheses, ... 23Abstract classes and methods (1)•abstract classes: some methods are only declared, but no concrete implementations are provided. They need to be implemented by the extending classes. abstract ... cautious!•Making methods protected makes more sense, if the subclasses can be trusted to use the method correctly, but other classes cannot. 26What protected really means•Precisely, a...

Lecture 3: Extending ClassesInheritance in Java potx

... 23Abstract classes and methods (1)•abstract classes: some methods are only declared, but no concrete implementations are provided. They need to be implemented by the extending classes. abstract ... Narrowing conversion: convert a reference of a supertype into a reference of a subtype 1 Lecture 3: Extending Classes Inheritance in Java 20Type conversion (2)•Explicit type casting: a type ... cautious!•Making methods protected makes more sense, if the subclasses can be trusted to use the method correctly, but other classes cannot. 26What protected really means•Precisely, a...

Tài liệu Modulation and coding course- lecture 4 pdf

... A01s2sTATA−00Tt)(1tψT100)()()()()()()(),(/)(/)()()(12201212111102211=−−=−=>=<====∫∫tAtstdAdtttsttsAtsEtstAdttsETTψψψψ12Digital Communications I: Modulation and Coding CoursePeriod 3 - 2007Catharina Logothetis Lecture 4 Lecture 4 20Implementation of matched filter receiver)(tr1z)(1tT −∗ψ)( tTN−∗ψNzObservationvectorBank ... tytxatytax><>=< )(),()(),(*tytxataytx><+>>=<+< )(),()(),()(),()( tztytztxtztytx Lecture 4 11Signal space … The distance in signal space is measure by calculating the norm. ... signals.xEdttxtxtxtx ==><=∫∞∞−2)()(),()()()( txatax =)()(,tytxdyx−== “length”of x(t) Lecture 4 12Example of distances in signal space)(1tψ)(2tψ),(12111aa=s),(22212aa=s),(32313aa=s),(21zz=zzsd,1zsd,2zsd,3The...

CMOS VLSI Design - Lecture 4: Nonideal Transistor Theory pdf

... VLSI Design 4th Ed. 4: Nonideal Transistor Theory 19Leakage What about current in cutoff? Simulated results What differs?– Current doesn’tgo to 0 in cutoff Lecture 4: Nonideal Transistor ... DesignCMOS VLSI Design 4th Ed. 4: Nonideal Transistor Theory 16Body Effect Cont. For small source-to-body voltage, treat as linearCMOS VLSI DesignCMOS VLSI Design 4th Ed. 4: Nonideal Transistor ... )/22dsat c gs tdsat v gs tI PVVV PV Vααβ= −= −CMOS VLSI DesignCMOS VLSI Design 4th Ed. 4: Nonideal Transistor Theory 12Channel Length Modulation Reverse-biased p-n junctions form a...