Ppt on mobile computing pdf

1 Main area: User Interface Design for Small Mobile Communication Devices Contextual: Human Interaction with Autonomous Entities Technical: Common Sense.

and asses their effect on social attributions, human behaviors, and interaction outcomes Method: present participants photos of persons with different mobile computing devices Conditions: array of devices with different form factors: HMD, PDA, wearable (belt-worn sub- notebook), laptop, no/ Dryer, D.C., Eisbach, C., and Ark, W.S. (1999). At what cost pervasive? A social computing view of mobile computing systems. IBM Systems Journal, Volume 38, No 4. http://www.research.ibm.com/journal/sj/384/dryer.pdf http/


Chapter 8 Mobile Commerce

Large enterprise application server GPS locator used to determine the location of mobile computing device carrier Mobile Computing Infrastructure (cont.) Software Microbrowser Mobile client operating system (OS) Bluetooth—a chip technology and WPAN standard that/Device: No security information is available for this device. This is also an untrusted device. Mobile Computing Infrastructure (cont.) Networks and access Wireless transmission media Microwave Satellites Radio Infrared Cellular radio technology /


Cellular and Mobile Wireless Networks (part 2) Advanced Computer Networks.

CDMA-2000 (phase 1) –data rates up to 144 Kbps. –evolved from IS-95. 7 Advanced Computer Networks Cellular and Mobile Wireless 2.5G Network Architecture BSC MSC SGSN Public telephone network Gateway MSC G Serving GPRS Support Node (SGSN/Many details later in K&R chapter not covered!! 9 Advanced Computer Networks Cellular and Mobile Wireless What is Mobility? Spectrum of mobility, from the network layer perspective: no mobility high mobility User only moves within the same wireless access network. User passes/


CEG 436/636: Mobile Computing Prabhaker Mateti. What is Mobile Computing? There are not going to be any defs. Essential characteristcs? Reconsider this.

Development-2Android Development-2: OS refresher, Services, Widgets, Live WP, sensors, case studies 4 Android InternalsAndroid Internals, iOS InternalsiOS Internals 5 Mobile IPMobile IP: addressing, agents, ad hoc routing 6 Mobile TCP 6 Midterm 31CEG436: Mobile Computing CEG 436 Course Content 7 Mobile Computing issuesMobile Computing issues: Life cycle of processes, almost no swap space, battery conservation; Middleware; Location, 8 Android Devlopment-3Android Devlopment-3: After market/


© 2008 Pearson Prentice Hall, Electronic Commerce 2008, Efraim Turban, et al. Chapter 9 Mobile Computing and Commerce and Pervasive Computing.

principally used for e-mail 9-3 Mobile Computing: Content, Infrastructure, and Services 9-4 Mobile Computing: Content, Infrastructure, and Services wireless mobile computing (mobile computing) Computing that connects a mobile device to a network or another computing device, anytime, anywhere Challenges: Competing standards Small displays Reduced bandwidth Restricted memory 9-5 Mobile Computing: Content, Infrastructure, and Services Mobile Computing Software Mobile operating system (Palm OS, Windows CE/


Contemporary Issues in Handheld Computing Research Wen-Chen Hu Department of Computer Science University of North Dakota Grand Forks, ND 58202-9015 USA.

Number of Units Shipped in 2008 (Million) 1220302139~0 Summary (Cont.) TitleFocusesURL International Journal of Handheld Computing Research Smartphone and mobile technologies http://www.handheldresearch.org/ IEEE Pervasive ComputingWearable and mobile technologies http://www.computer.org/portal/site/pervas ive/ IEEE Transactions on Mobile Computing Mobile and wireless networkshttp://www2.computer.org/portal/web/tmc MDM ConferencesMobile data management http://portal.acm.org/browse_dl.cfm?coll= Portal&dl/


Orange Labs Mobile cloud computing workshop Möller Centre Cambridge 6 January 2010 Workshop output document Date 13 January 2010 DRAFT.

and system development and by capturing participants’ objectives for the day “To open up the arena of interesting questions around the project” Objectives around Mobile Cloud Computing (MCC) and services –“To identify the differences between MOBILE cloud computing and cloud computing” –“To get clarity on the (potential) differentiating factors for Orange MCC” –“To understand the implications of local storage versus cloud storage” –“To develop a/


6/2/2005Yu Cai/MTU Talk 1 Past, Present, and Future of Mobile Computing Yu Cai Department of Computer Science University of Colorado at Colorado Springs.

Colorado Springs Yu Cai/MTU Talk2 6/2/2005 Presentation outline Introduction on mobile computing Past of mobile computing Present of mobile computing * Wireless LAN * GSM/GPRS/CDMA *Bluetooth * Mobile IP * Mobile Ad Hoc Network (MANET) * PDA/SmartPhone/Laptop * Sensor/Zigbee Mesh * RFID * Security Future of mobile computing Yu Cai/MTU Talk3 6/2/2005 What is mobile computing? Mobile computing is to describe technologies that  enable people to access network services anyplace, anytime/


Updates on Two Topics: The Security of Cloud Computing, and The Security of Mobile Internet Devices Joe St Sauver, Ph.D. Security Programs Manager, Internet2.

sec-update-spring10/ Disclaimer: all opinions strictly my own. Introduction 3 Today’s Talk: The Security of Cloud Computing, and The Security of Mobile Internet Devices In the past we’ve tried covering a lot of ground during some security updates, and in/ two other speakers during this session, we’re focusing on just two timely topics: -- the security of cloud computing, and -- the security of mobile devices. Our coverage of these topics today is based on talks we did earlier at Internet2 Joint Techs in Salt/


Copyright 2010 John Wiley & Sons, Inc.

-specific content is used in conjunction with the geographic content to provide the location of particular services. Mobile Computing – L-Commerce Applications Location-based advertising. The wireless device is detected, and similar to a pop/time. Context awareness refers to capturing a broad range of contextual attributes to better understand those needs. Mobile Computing – Pervasive Computing (continued) Smart homes / offices / factories Smart cars Smart “Things” Barcodes. Auto Identification (Auto-/


Chapter 6 Mobile, Wireless & Pervasive Computing

-status updates - entered on PCs inside distribution trucks Collection of data such as competitors’ inventories and prices in stores using a handheld (but not networked) device Taking physical inventories Mobile B2B Mobile computing solutions (B2B &SCM) enable organizations to respond faster to disruptions by shifting resources related to critical events as they occur. The wireless environment has enhanced these c-commerce transactions. By/


Mobile, Wireless, and Pervasive Computing

, from which data were transferred to company headquarters each evening. Taking physical inventories Chapter 6 Mobile ComputingMobile B2B Mobile computing solutions (B2B and supply chain management) enable organizations to respond faster to disruptions by shifting / to capturing a broad range of contextual attributes to better understand those needs. Chapter 6 Mobile Computing – Pervasive Computing (continued) Smart homes provide a local Intranet where appliances within the home communicate with each/


OHT 1.1 © Pearson Education Limited 2005 Geoffrey Elliott and Nigel Phillips: Mobile Commerce and Wireless Computing Systems, First Edition Definitions.

a wireless-networked environment. OHT 1.20 © Pearson Education Limited 2005 Geoffrey Elliott and Nigel Phillips: Mobile Commerce and Wireless Computing Systems, First Edition Trends in Pervasive Computing TrendDescriptionComments Mobility (computing anywhere) Networked computers can be taken anywhere and still benefit from full network services. Laptop computers and personal digital assistants are the precursors. Mobility requires ubiquitous networking access analogous to the cellular telephone. Embedding/


Computing & Information Sciences Kansas State University Lecture 1 of 27 CIS 690 Data Mining in Mobile/Cloud Environments Lecture 01 of 27 Data Cleaning.

Compressed Data lossless Original Data Approximated lossy Data Compression Slides © 2006 J. Han http://www.cs.uiuc.edu/homes/hanj/bk2/slidesindex.html Computing & Information Sciences Kansas State University Lecture 1 of 27 CIS 690 Data Mining in Mobile/Cloud Environments Dimensionality Reduction: Wavelet Transformation Discrete wavelet transform (DWT): linear signal processing, multi- resolutional analysis Compressed approximation: store only a small fraction/


University of Kansas | School of Engineering Department of Electrical Engineering and Computer Science Similarities and Differences between LTE, UMB &

of 58Brandt Elster University of Kansas | School of Engineering Department of Electrical Engineering and Computer Science Definitions - UMB Ultra Mobile Broadband is commonly referred to as UMB UMB is the 4 th Generation wireless /Page 42 of 58Brandt Elster University of Kansas | School of Engineering Department of Electrical Engineering and Computer Science Network Architecture - WiMax Mobile WiMax combines the following network protocols into a single air interface, utilizing the individual advantages of/


Mobile Computing – A Distributed Systems Perspective Prof. Nalini Venkatasubramanian Department of Computer Science University of California, Irvine.

task failure rate and dynamic resource allocation, etc xMobility prediction [Song, IEEE Transaction on Mobile Computing 06] xMobility models [ MCNett SIGMOBILE review 05] [Hong MSWiM99] xCharacterizing resource availability in desktop grids [Kondo FGCS 07] MAPGrid/- based on past history, future estimates Wireless Networking 103 Networks for Mobile Computing zMobile Internet yMobile IP (MIP) xIntroduction (goals, architecture, protocol, examples) xMIP messages, encapsulations xMIP issues: triangular routing,/


6/30/2015 01:07 1 Mobile and Wireless Database Access for Pervasive Computing Panos K. Chrysanthis University of Pittsburgh & Carnegie Mellon University.

 Power consumption vs. resource utilization 6/30/2015 01:07 14 Portability Characteristics  Resource constraints  Mobile computers are resource poor  Reduce program size – interpret script languages (Mobile Java?)  Computation and communication load cannot be distributed equally  Small screen sizes  Asymmetry between static and mobile computers 6/30/2015 01:07 15 Mobility Characteristics  Location changes location management - cost to locate is added to communication  Heterogeneity in services/


Mobile Commerce and Ubiquitous Computing CIS 579 – Technology of E-Business Joseph H. Schuessler, PhD joseph.schuesslersounds.com Tarleton State University.

Benefits for Individuals and Customers Other Benefits Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall6-8 Technical Infrastructure: Components and Services of Mobile Computing OVERVIEW OF MOBILE COMPUTING wireless mobile computing (mobile computing) Computing that connects a mobile device to a network or another computing device, anytime, anywhere Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall6-9 Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall6/


Context-Aware Systems

users to route calls through to their nearest fixed line phone indoors Readers detect signals from wearable active badges Ubiquitous computing: smart devices, environments and interaction Mobile User (ICT) Context awareness: WAN Call Routing For Mobile Users Basic mobile phone location determination …. Determine which mobile phone transmitter, its area of operation (its cell), phone is nearest to. Phone users registered in HLR When users pass/


Mobile and Wireless Computing Institute for Computer Science, University of Freiburg Western Australian Interactive Virtual Environments Centre (IVEC)

Virtual Environments Centre (IVEC) Factors Affecting Ad hoc Networking  There are several factors specifically important for ad hoc networking : – Address assignment – Scalability – Power budget versus latency – Incompatible standards Mobile and Wireless Computing Institute for Computer Science, University of Freiburg Western Australian Interactive Virtual Environments Centre (IVEC) Addressing Problems  Nodes in an ad hoc network are assumed to have addresses that are preassigned.  These/


University of Kansas | School of Engineering Department of Electrical Engineering and Computer Science Mobile Wi-MAX IEEE 802.16e Alma Calderon.

specific base station 22 University of Kansas | School of Engineering Department of Electrical Engineering and Computer Science Handoff Support The mobile WiMAX standard supports three physical-layer handoff mechanisms: Hard Handoff – this is a ‘break /million WiMAX users by 2012 globally University of Kansas | School of Engineering Department of Electrical Engineering and Computer Science References 38 1.“Mobile WiMAX – Part I: A Technical Overview and Performance Evaluation,” WiMAX Forum, August, 2006. 2.“/


Created by Ivette Doss Mobile Testing ONLINE PART 1 1 Copyright Portnov Computer School 2012.

Mobile Devices 3. Mobile/Software literacy 4. Specific of Mobile Testing 5. Mobile Testing tools 6. Security of Mobile Devices 7. The future Trends in Mobile World 1. Mobile OS/Platform Fundamental 2. How well you know Mobile Devices 3. Mobile/Software literacy 4. Specific of Mobile Testing 5. Mobile Testing tools 6. Security of Mobile Devices 7. The future Trends in Mobile World Copyright Portnov Computer/ when the T-Mobile G1 launched in the United States. Copyright Portnov Computer School 2012 12 /


Cellular Networks and Mobile Computing COMS 6998-11, Fall 2012 Instructor: Li Erran Li

cellular networks Understand the impact and implications – Application performance – Energy consumption – Network security Cellular Networks and Mobile Computing (COMS 6998-11) Courtesy: Z. Wang et al. 13 The NetPiculet measurement system Internet Cellular Core /Client NetPiculet Client NetPiculet Client NetPiculet Client NetPiculet Client NetPiculet Client NetPiculet Client Policies … Cellular Networks and Mobile Computing (COMS 6998-11) Courtesy: Z. Wang et al. 14 Target policies in NetPiculet Firewall IP/


Cellular and Mobile Wireless Networks (part 2) Advanced Computer Networks D12.

on multiple slots with ‘early completion’. Many K&R details later in chapter not covered!! 9 Advanced Computer Networks Cellular and Mobile Wireless 3GPP LTE (Long Term Evolution) 4G LTE == 3GPP LTE  Uses OFDM on downlink in cellular/ embedded in the PRB.  LTE also employs MIMO. Advanced Computer Networks Cellular and Mobile Wireless 11 What is Mobility? Spectrum of mobility, from the network layer perspective: no mobility high mobility User only moves within the same wireless access network. User passes/


Part I Introduction to Wireless & Mobile Computing

need a line of sight. WPAN works in ad hoc mode only MOBILE COMPUTING Mobile computing can be defined as a computing environment over physical mobility. The user of a mobile computing environment will be able to access data, information or other logical objects/and starts using the desktop. The unfinished session in the CDMA device moves from the mobile device to the desktop computer. Mobile Computing Functions Cont. Service Mobility: User should be able to move from one service to another. Example could be /


Chapter 6 Mobile, Wireless & Pervasive Computing

data such as competitors’ inventories and prices in stores using a handheld (but not networked) device, from which data were transferred to company headquarters each evening. Taking physical inventories Mobile B2B Mobile B2B Mobile computing solutions (B2B & SCM ) enable organizations to respond faster to disruptions by shifting resources related to critical events as they occur. The wireless environment has enhanced these c-commerce transactions/


Cellular Networks and Mobile Computing COMS 6998-11, Fall 2012 Instructor: Li Erran Li

, [SP,#0x60+var_34] 10 LDR R3, [SP,#0x60+var_34] … 11 BLX _objc_msgSend NSString ::initWithFormat:(fmt: "uniqueid=%@&username=%@&country=%@&email=%@") … 12 BLX _objc_msgSend POSTScore ::startPostingData:toURL: (0x1b478) 33 Cellular Networks and Mobile Computing (COMS 6998-11) TaintDroid Leverage Android Platform Virtualization native system libraries Virtual machine Application code Virtual machine Application code Variable-level tracking Method-level tracking Message-level tracking msg Network/


Cellular Networks and Mobile Computing COMS 6998-10, Spring 2013 Instructor: Li Erran Li

, null, null, null); while(people.moveToNext()) { int nameFieldColumnIndex = people.getColumnIndex (PhoneLookup.DISPLAY_NAME); String contact = people.getString(nameFieldColumnIndex); contactView.append("Name: "); contactView.append(contact); contactView.append(" "); } people.close(); } Cellular Networks and Mobile Computing (COMS 6998-10) 33 Event Handler and Responsiveness 34 Event handler blocks events in the msg queue from being processed => slow running handler leads to no UI response http://developer/


Cellular Networks and Mobile Computing COMS 6998-10, Spring 2013 Instructor: Li Erran Li

S five virtual phones 〈 Android 2.3 〉 overhead vs. stock 〈 Android 2.3 〉 2/19/13 Cellular Networks and Mobile Computing (COMS 6998-10) Courtesy: Jason Nieh et al. Experimental Results Setup 〈 Linpack 〉 CPU 〈 Linpack 〉 〈 Neocore 〉 graphics/ web browsing 〈 Sun Spider 〉 〈 Custom WiFi Test 〉 networking 〈 Custom WiFi Test 〉 2/19/13 Cellular Networks and Mobile Computing (COMS 6998-10) Courtesy: Jason Nieh et al. Runtime Overhead Negligible Overhead In 3D Measurements! Experimental Results Courtesy: Jason Nieh /


Cellular Networks and Mobile Computing COMS 6998-11, Fall 2012 Instructor: Li Erran Li

S five virtual phones 〈 Android 2.3 〉 overhead vs. stock 〈 Android 2.3 〉 10/16/12 Cellular Networks and Mobile Computing (COMS 6998-11) Courtesy: Jason Nieh et al. Experimental Results Setup 〈 Linpack 〉 CPU 〈 Linpack 〉 〈 Neocore 〉 graphics/ web browsing 〈 Sun Spider 〉 〈 Custom WiFi Test 〉 networking 〈 Custom WiFi Test 〉 10/16/12 Cellular Networks and Mobile Computing (COMS 6998-11) Courtesy: Jason Nieh et al. Runtime Overhead Negligible Overhead In 3D Measurements! Experimental Results Courtesy: Jason Nieh /


Cellular Networks and Mobile Computing COMS 6998-7, Spring 2014 Instructor: Li Erran Li

S five virtual phones 〈 Android 2.3 〉 overhead vs. stock 〈 Android 2.3 〉 2/19/13 Cellular Networks and Mobile Computing (COMS 6998-10) Courtesy: Jason Nieh et al. Experimental Results Setup 〈 Linpack 〉 CPU 〈 Linpack 〉 〈 Neocore 〉 graphics/ web browsing 〈 Sun Spider 〉 〈 Custom WiFi Test 〉 networking 〈 Custom WiFi Test 〉 2/19/13 Cellular Networks and Mobile Computing (COMS 6998-10) Courtesy: Jason Nieh et al. Runtime Overhead Negligible Overhead In 3D Measurements! Experimental Results Courtesy: Jason Nieh /


1 Mobil Computing © 2010-2013 Daniel P. Siewiorek End-to-End Application Considerations Daniel P. Siewiorek Carnegie Mellon University February 2013 February.

Collaboration - real time interaction »Client-Server –Thin Client Legacy Systems –Interactive Electronic Technical Manuals (IETMs) 7 Mobil Computing © 2010-2013 Daniel P. Siewiorek Time Rate of Change of Data Taxonomy l Procedures. Maintenance and plant operation/ l Manage your assets »Difficulties in managing content once it is created including encodings, archiving, previewing, approval 56 Mobil Computing © 2010-2013 Daniel P. Siewiorek e-Campus Display – Lessons Learned Details – Part 3 l Define the user/


Cellular Networks and Mobile Computing COMS 6998-7, Spring 2014 Instructor: Li Erran Li

(R.layout.main); } … TextView myTextView = (TextView)findViewById(R.id.myTextView); main.xml Cellular Networks and Mobile Computing (COMS 6998-7) 302/10/14 Views (Cont’d) Views can also be created programmatically MainActivity.java public/(Bundle savedInstanceState) { … Intent svc=new Intent(this, BackgroundSoundService.class); startService(svc); } Cellular Networks and Mobile Computing (COMS 6998-7) 352/10/14 Broadcast Receivers Components designed to respond to broadcast messages (called Intents) Can/


CS 235: User Interface Design April 7 Class Meeting Department of Computer Science San Jose State University Spring 2015 Instructor: Ron Mak www.cs.sjsu.edu/~mak.

R. Mak Calculator Forms  Use well-aligned fields. 29 Valspar Paint CalculatorBehr Paint Calculator Mobile Design Pattern Gallery, 2 nd ed. by Theresa Neil O’Reilly, 2014 Computer Science Dept. Spring 2015: April 7 CS 235: User Interface Design © R. Mak /Skeuomorphic Cuteness  Bad attempt to simulate an airplane window shade 40 Alaska Airlines for Android Mobile Design Pattern Gallery, 2 nd ed. by Theresa Neil O’Reilly, 2014 Computer Science Dept. Spring 2015: April 7 CS 235: User Interface Design © R. Mak/


1 ITEC0722 Mobile Business and Implementation: Mobile Cloud Computing Lecture Notes #8.

where both the data storage and the data processing happen outside of the mobile device. Mobile cloud applications move the computing power and data storage away from mobile phones and into the cloud, bringing applications and mobile computing to not just smartphone users but a much broader range of mobile subscribers”. (by the Mobile Cloud Computing Forum) Briefly, MCC is a model where processing is done in the cloud/


Ajou University, South Korea ICSOC 2003 “Disconnected Operation Service in Mobile Grid Computing” Disconnected Operation Service in Mobile Grid Computing.

’ time unit of data when the node is initially in disconnection state Then, how to determine the values of and ? Ajou University, South Korea ICSOC 2003 “Disconnected Operation Service in Mobile Grid Computing” 15 First Step (Cont’d), Time required to perform ‘  ’ time units of transfer Probability of connection and disconnection state No disconnection occurs during data transfer: No disconnection occurs during/


Cellular Networks and Mobile Computing COMS 6998-10, Spring 2013 Instructor: Li Erran Li

2 Introduction Researcher at Bell Labs, Alcatel-Lucent Ph.D. from Dept. of CS, Cornell, 2001 Research interest: cellular networks, mobile computing, cloud computing, and security Research Goal: improve our mobile user experience through innovation in cellular network architecture, mobile cloud computing systems and security Cellular Networks and Mobile Computing (COMS 6998-10) 3 Experiences Relevant working experiences – Cellular networks: monitoring and trouble shooting, software defined cellular networks/


Chapter: 02-Mobile Computing Mobile Computing and Commerce and Pervasive Computing 2008 Pearson Prentice Hall, Electronic Commerce 2008, Efraim Turban,

handheld devices blend blogging, Instant Messages, SMS, and other forms of social networking in which Web browsing is easy, especially with a full keyboard  wireless mobile computing (mobile computing) Computing that connects a mobile device to a network or another computing device, anytime, anywhere Mobile Computing: Content, Infrastructure, and Services  Enabling Technologies for Mobile Computing  Hardware and software infrastructures that support the wireless connection include  Network access points/


Mobile Commerce and Ubiquitous Computing. Learning Objectives 1. Discuss the value-added attributes, benefits, and fundamental drivers of m-commerce.

OF M-COMMERCE Benefits for Organizations Benefits for Individuals and Customers Other Benefits Copyright © 2012 Pearson Education6-8 Technical Infrastructure: Components and Services of Mobile Computing OVERVIEW OF MOBILE COMPUTING wireless mobile computing (mobile computing) Computing that connects a mobile device to a network or another computing device, anytime, anywhere Copyright © 2012 Pearson Education6-9 Copyright © 2012 Pearson Education6-10 Technical Infrastructure: Components and Services of/


CS 235: User Interface Design November 5 Class Meeting Department of Computer Science San Jose State University Fall 2014 Instructor: Ron Mak www.cs.sjsu.edu/~mak.

R. Mak Calculator Forms  Use well-aligned fields. 26 Valspar Paint CalculatorBehr Paint Calculator Mobile Design Pattern Gallery, 2 nd ed. by Theresa Neil O’Reilly, 2014 Computer Science Dept. Fall 2014: November 5 CS 235: User Interface Design © R. Mak /Skeuomorphic Cuteness  Bad attempt to simulate an airplane window shade 37 Alaska Airlines for Android Mobile Design Pattern Gallery, 2 nd ed. by Theresa Neil O’Reilly, 2014 Computer Science Dept. Fall 2014: November 5 CS 235: User Interface Design © R. /


The iphone Projection keyboard MyVuPortable projectors Andriod The iPad Mobile Computing 1.

as the activity of using computer hardware and software for some purpose. 3 Computing Trend Size Number One Computer for Many People (Mainframe Computing) One Computer for One Person (PC Computing) Many Computer for One Person (Pervasive Computing) 1960’s1980’s 2000’s Existing computing paradigms Personal Computing Distributed Computing Mobile Computing Pervasive Computing Autonomic Computing Parallel Computing Cloud Computing Super Computing 5 Computing Paradigms… Personal computing system –refers to the/


VIRGINIA POLYTECHNIC INSTITUTE & STATE UNIVERSITY MOBILE & PORTABLE RADIO RESEARCH GROUP MPRG An Overview of the Latest Research in Software Radio Dr.

oFocuses on two primary aspects ■ Lightweight services  Logging, Naming, Event ■ Lightweight CCM (CORBA component model) oOther approaches have been suggested ■ Transform application metadata for COTS deployment (Mercury Computer) VIRGINIA POLYTECHNIC INSTITUTE & STATE UNIVERSITY MOBILE & PORTABLE RADIO RESEARCH GROUP MPRG 48 Lightweight SCA Concerns oUnclear what the relative benefits of such approaches will be ■ Reduced memory footprint  Attempt to minimize HW aspect that/


Dept. of Computer Science & Engineering The Chinese Univ. of Hong Kong On Fault Tolerance, Performance, and Reliability for Wireless and Sensor Networks.

To derive the expected message sojourn time at access bridge in the presence of failures and handoffs of mobile hosts  To evaluate different message scheduling strategies 11 Dept. of Computer Science & Engineering Mobile Host’s State Transition 0 1   mm  2  State 0 : normal / n in the presence of failures, handoffs, and checkpointings  To evaluate different checkpointing strategies 23 Dept. of Computer Science & Engineering Assumptions and Mobile Host’s State Transition 0 1  2 3 mm mm mm  * 2/


CS158B_Project 1 Mobile Cloud Computing & Security Group5 Khanh Dao Yihua Wu Aathvan Thaybaran.

, personal digital assistant (PDAs), and palmtops including other hand held devices. A radio-signaling device is required to install inside these devices in order to receive and transmit electronic data. Mobile computing devices can use any of these networks to access the internet or connect to a LAN (nearby region network) or WAN (wide region network) server. They use networking software program/


Chapter 10 Mobile Commerce and Pervasive Computing.

Post-transaction issues some method of proving that a particular transaction has occurred © Prentice Hall 200436 Mobile Computing Infrastructure (cont.) SIM-based authentication usually implemented as a smart card containing an authentication key /smart card device that can be used in combination with WTLS © Prentice Hall 200438 Mobile Computing Infrastructure (cont.) © Prentice Hall 200439 Mobile Computing Infrastructure (cont.) Voice systems for m-commerce Hand- and eyes-free operations Disabled people/


Cellular Networks and Mobile Computing COMS 6998-7, Spring 2014 Instructor: Li Erran Li

0111010100110101011....9820305180812615025219029103892...5180 8126 1502 5219 Record Audio Extract Data 4/21/1423 Cellular Networks and Mobile Computing (COMS 6998-7) Courtesy: Roman et. al Profiles allow for context aware extraction / inadequate to protect against flawed and malicious applications. SELinux can address these shortcomings. ● 4/21/14 Cellular Networks and Mobile Computing (COMS 6998-7) Challenges 37 ● Kernel ● No support for per-file security labeling (yaffs2). Unique kernel subsystems /


Wireless Communication and Mobile Technology Chapter 1: Introduction.

possible new offers and call meetings for discussing responds to the new proposals. Therefore, mobile computers can leverage competitive advantages. Application of Mobile and Wireless Communications Government: Government applications center around assessments, inspections and work orders./ you are just transmit your temporary phone number to your phone and it redirects incoming calls using mobile computer a follow- on service could for instance. This offer the same desktop environment wherever you are /


2014: The Year in Review Digital, Video and Mobile Consumer Usage Trends IAB Trend Report Questions? Kristina Sruoginis, Research Director,

Big Picture: Online Advertising Revenue Continues Double-Digit Growth Steady Growth in Internet Usage Over 5 Years; After Shift to Mobile in 2013, Computer Internet Use Has Stabilized % Change Over 5 Yrs (12//09-12/14) Source: IAB Trend Report 2014, ComScore/ Multi-Platform, US Dec. ‘13 and Nov. ‘14 IAB Digital Usage Trend Report 2014: The Year in Review Mobile Devices and Computers Have Their Specific Online Functions 12 Source: ComScore, A Digital Update, 2014, ComScore Media Metrix Multi-Platform, US Jan/


Preetam Ghosh School of Computing Mobile Grid Computing: From Theory to Practice Preetam Ghosh School of Computing The University of Southern Mississippi.

storage capacity) –Needs a lightweight infrastructure (IBM’s web services Toolkit for Mobile devices)  Increased Dynamicity –Seamless terminal mobility, resource mobility, user mobility -> session management –User moves his session from one WAP to another –Need to take care of various mobile computing related issues (low and fluctuating bandwidth availability, mobility management etc.) Preetam Ghosh School of Computing Mobile Grid Challenges  Increased Heterogeneity –should care for the bridging of a/


行動商務與無所不在的運算 (Mobile Commerce and Pervasive Computing)

§Attachable keyboards and/or desktop display screen 淡江大學資管系所侯永昌 6 淡江大學資管系所侯永昌 7 The Wireless Mobile Environment 淡江大學資管系所侯永昌 8 Challenges for Mobile Computing Software §There are a number of competing standards for application development on various devices/ service, micropayments, voice, and location-based services 淡江大學資管系所侯永昌 72 Summary (II) 5.Wireless telecommunications networks Mobile computing devices connect to networks or other devices at personal, local, metropolitan, or wide-area level Bluetooth /


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