personal digital assistants in embedded systems ppt

... challenging issues in designing PAs is the linearity requirement. The linearization techniques improve the linearity of PAs, and among them digital predistortion has gained considerable attention in ... imbalance compensation in predistortion linearization systems [5, 7, 9–11]. The drawbacks of the existing compensation techniques are the following: (1) offline training using special calibration ... between the input and output of the linearized PA. This will demonstrate the IQ imbalance effect on the accuracy of the MOP PD in linearizing the PA and increasing memory effects by thickening the

Ngày tải lên: 21/06/2014, 20:20

... Manjunath, “High-volume data hiding in images: introducing perceptual criteria into quantization based embedding,” in Proceedings... object based video inpainting,” Pattern Recognition Letters, ... “Protecting and managing privacy information in video surveillance systems, ” in Protecting Privacy in Video Surveillance, Springer, New York, NY, USA, 2009 18 [32] Video Coding ... in the Obfuscation Unit using video in- painting as proposed in [14]. The privacy object information is sent to the Secure Data Hiding unit to be encrypted and embedded inside the modified video.

Ngày tải lên: 22/06/2014, 00:20

... “Simplifying the integration of processing elements in computing systems using a programmable controller,” in Proceedings of 13th Annual IEEE Symposium on Field-Programmable Custom Computing Machines ... appealing Furthermore, devices traditionally categorized as embedded systems, such as PDAs (personal digital assistants) and cellular phones, are becoming increasingly multipurpose These systems ... to the increasingly complex informational and entertainment systems in newer automobiles [54, 55] IP companies such as Drivven provide cores for many engine control systems (such as fuel injection)

Ngày tải lên: 22/06/2014, 22:20

... Processing in Embedded Systems Priyabrata Sinha Speech Processing in Embedded Systems ABC Priyabrata Sinha Microchip Technology, Inc., Chandler AZ, USA priyabrata.sinha@microchip.com Certain Materials ... exposure to signal processing fundamentals Increasingly, the system software and hardware developers who are involved in integrating speech processing algorithms in embedded end-applications ... production, 37–39, 43 I Industrial control, Infinite impulse response (IIR), 30–35 Input sampling rate, 96 Intercom systems, 128, 136, 138 Inter-integrated circuit (I2 C), 87–90 Interpolation, 35–36

Ngày tải lên: 08/03/2016, 11:38

... phenomenon denoted as ‘open innovation’ Bringing open innovation and embedded systems together bears a huge potential Applying open innovation to existing embedded systems assumes that the system ... open innovation platform itself is rather new and exciting To illuminate open innovation in embedded systems, Constantin Söldner addresses the following aspects: x Technical characteristics of embedded ... innovation in embedded systems x Open innovation in embedded systems without opening Thus, the author provides comprehensive insight on open innovation in embedded systems Researchers as well as practitioners

Ngày tải lên: 20/01/2020, 08:26

... framework for embedded systems- on-chip”, Proceedings of the 20th International Conference on VLSI Design held jointly with 6th International Conference on Embedded Systems, Bangalore, India, pp 527–533, ... Motivations Embedded systems are ever present in contemporary society and they are supposed to make our lives more comfortable In industry, embedded systems are used to manage and control complex systems ... 1.1 Embedded systems 1.1.1 Main components of embedded systems 1.2 Memory management for decreasing power consumption, performance and area in embedded systems

Ngày tải lên: 17/02/2021, 15:13

... evolved in the context of portable personal computers and usually not fit in the limited-resource scenario typical of embedded systems Other initiatives in the scope of embedded operating systems, ... which finalizes the process, consuming the final resource in the FULL Enable place, and inserting one resource back into the Atomic Execution place The entire process results in a resource being ... accounting infrastructure in hand, the scheduler can predict battery discharge without having to physically interact with it, thus sparing the corresponding energy In this way, battery monitoring

Ngày tải lên: 01/11/2022, 08:30

... SCC */ #define SCC_INT 17 /* * On-Chip Timer/Counters */ #define TIMER0_INT 8 #define TIMER1_INT 18 #define TIMER2_INT 19 /* * On-Chip Serial Ports */ #define RX_INT 20 #define TX_INT 21 5.4 ... ordinary computer programming Up to this point in the book we have been building the infrastructure for embedded programming But the topics we're going... Most of the actual hardware initialization ... #define INSERV (PCB_BASE + 0x0C) #define REQST (PCB_BASE + 0x0E) #define INSTS (PCB_BASE + 0x10) /* * Timer/Counters */ #define TCUCON (PCB_BASE + 0x12) #define T0CNT (PCB_BASE + 0x30) #define

Ngày tải lên: 05/08/2014, 10:21

... The domain diagram shows the main classes of the system and their relations, but it omits their interface. The first step in building the class diagram is identifying the objects involved in it. ... Digital Sound Recorder: A case study on designing embedded systems using the UML notation. Ivan Porres Paltor Åbo Akademi University, Department of Computer Science, Lemminkäisenkatu 14, FIN-20520 ... memory containing the program The linker must statically link all the libraries into the program and allocate all th program symbols into absolute memory addresses The program must include

Ngày tải lên: 24/10/2013, 23:15

... than Windows 9X, Windows NT, Windows 2000, Unix, Solaris, or HP- UX.  The implications of software failure is much more severe in embedded systems than in desktop systems.  Embedded systems ... instead of the design goal of three pages per minute. If an embedded system is using an operating system at all, it is most likely using an RTOS Like embedded processors, embedded operating systems ... Everywhere means everywhere Embedded systems must run in aircraft, in the polar ice, in outer space, in the trunk of a black Camaro in Phoenix, Arizona, in August Although making sure that the system

Ngày tải lên: 13/12/2013, 11:15

... Transferring data (Slave to Master) 139 Detecting network and node errors 140 Detecting errors in the Slave(s) 141 Detecting errors in the Master 142 Handling errors detected by the Slave 143 Handling ... for embedded systems constructed using more than one microcontroller The processors examined in detail will be from the 8051 family All programming will be in the ‘C’ language (using the ... triggered embedded systems , Addison-Wesley PES II - 4 Main course text Throughout this course, we will be making heavy use of this book: Patterns for time-triggered embedded systems: Building

Ngày tải lên: 13/12/2013, 11:15

... OBTAINED FROM USING THE WORK, INCLUDING ANY INFORMA- TION THAT CAN BE ACCESSED THROUGH THE WORK VIA HYPERLINK OR OTHERWISE, AND EXPRESSLY DISCLAIM ANY WARRANTY, EXPRESS OR IMPLIED, INCLUDING ... names in an editorial fashion only, and to the benefit of the trademark owner, with no intention of infringement of the trademark. Where such designations appear in this book, they have been printed ... malfunction in the robot body, and eliminates the need for any physical connection to the PDA The PDA will act as the “brain” of the robot, monitoring and controlling its systems The

Ngày tải lên: 24/12/2013, 14:16

... small handheld... the inner workings of PDA operating systems PDA (personal digital assistant) is a term for any small mobile handheld device that provides computing and information storage ... even flying 60,000 feet above the earth This book will give you the tools and know-how to transform this project into anything Explaining the schematic design, circuit board manufacturing, embedded ... book storage and retrieval and note-entering However, many applications have been written for PDAs Increasingly, PDAs are combined with telephones, paging systems, and wireless networks Some PDAs...

Ngày tải lên: 13/02/2014, 08:20

... s in acc ordance to best effort query processing strategies for P2P systems introduced in [43]. Moreover, promoting intra-peer processing exploits the benefits of query shipping as discussed in ... DHT in SQPeer is based not on data values but on peer views, thus providing efficient intensional indexing and routing capabilities Other projects address mainly query routing issues in SONs ... Databases, Information Systems and Peer-to-Peer Computing (DBISP2P), Berlin, Germany 6 Boncz P, Treijtel C (2003) AmbientDB: relational query processing in a P2P network In Proceedings

Ngày tải lên: 19/02/2014, 12:20

... Computer Science and Information Engineering National Cheng Kung University, TAIWAN 7 HANEL NUMBERING AND CODING SYSTEMS Converting between Binary and Hex  To represent a binary number as its ... incrementing the program counter and asking for the next instruction Department of Computer Science and Information Engineering National Cheng Kung University, TAIWAN 3 HANEL NUMBERING AND CODING SYSTEMS Decimal ... Computer Science and Information Engineering National Cheng Kung University, TAIWAN 9 HANEL NUMBERING AND CODING SYSTEMS Converting from Hex to Decimal  Convert from hex to binary and then to...

Ngày tải lên: 20/01/2014, 03:20

... determining I and Q values for each symbol (“slicing”) 5. decoding and de-interleaving 6. expansion to original bit stream 7. digital- to-analog conversion, if required In more and more systems, ... 2. Trends in the Industry The polar diagram shows several symbols at a time. That is, it shows the instantaneous value of the carrier at any point on the continuous line between and including symbol ... taking but does not explicitly show errors at the decision points. Constellation diagrams provide insight into varying power levels,the effects of filtering, and phenomena such as Inter-Symbol Interference. The...

Ngày tải lên: 26/01/2014, 04:20

... involving a single (nodal) point in the network, i.e. shunt faults, and those involving two points in one or more phases in a given plant component, i.e. series faults. Simultaneous faults involve ... capable of operating independently in the three phases. In practice, one of the most important factors in the choice of compensating equip- ment is the underlying rate of change in the load current, ... system in which the main generating stations are at two locations, separated by a transmission line that is modelled by a simple inductive impedance jX. The loads (induction motors, lighting and...

Ngày tải lên: 16/02/2014, 20:20

... (2003). Neuro-Fuzzy Mapping of Dis‐ solved Gases in Transformer Insulating Mineral Oil by Physico-chemical Tests (in Portuguese). In: Proceedings of the VI Brazilian Symposium on Intelligent Automation, SBAI2003, ... overheating. Figure 5 shows the installation (in the tank) of the gas sensor, which is responsible for ac‐ quiring information on the quantities of gases dissolved in the insulating oil in order ... very prominent intelligent tools in the literature. 5.1. Fuzzy inference systems Systems called fuzzy are built based on the theory of fuzzy sets and fuzzy logic, introduced by Zadeh in 1965,...

Ngày tải lên: 05/03/2014, 21:21

... this would look like: class Singleton { public: static Singleton* Instance() { if (mInstance == 0) { mInstance = new Singleton; } return mInstance; } protected: Singleton(); // no one can ... the exception vectors to handle interrupts, initializing critical peripherals, initializing the stack, initializing variables, and if there is any C++ objects, calling creators for those. It is ... Getting the Code Working Hardware/software integration during board bring up can be scary, but there are some ways to make it smoother. Chapter 4. Outputs, Inputs and Timers The embedded systems...

Ngày tải lên: 15/03/2014, 20:20

... Craft Limited for dropping me head-first into the world of embedded programming. Walter and Andre have provided copious expertise in the very finest points of C programming and code generation. I ... memory (page 0 on the 680x, for instance), and you have a particular scheme in mind, you can declare your variables as being in that memory area. Listing 3.2 Declaring in named address space #pragma ... against casual examination of your ROM code. A configuration bit inhibits reading of ROM through the programming interface. While there are sev - Page 19 list in embedded systems design,...

Ngày tải lên: 22/03/2014, 09:20