3Course Info Instructor: Qian Zhang Course web sitecontains all notes, announcements, etc. Check it regularly!Lecture scheduleWednesday 18:30-21:20 Rm 2406
4Course InfoThe reading materials online for paper reading and student presentationCheck recent research papers from high quality conferences and transactionsExperience networking research through team projects (1-2 students)Understand what is good researchHands-on experience in IoT related researchAppreciate team work / collaborations
5Course Info Grading scheme Paper presentation Homework 20 points Project pointsPresentation pointsFinal Exam pointsPaper presentationEveryone reviews and presents 1 paperme ids of 3 papers that you’d like to present by Sept. 28Submit a review for one paper of your choice before you present the paper (1-2 pages)
6Course Schedule Introduction of the Internet of Things (IoT) (1 week) RFID: technology and applications (1 weeks)Wireless and mobile communications (3.5 weeks)Sensors and wireless sensor networks (3.5 weeks)Localization technologies (1 week)Project preparation (1 week)Student presentation (2 weeks)
7Outline 1 What’s Internet of Things (IoT) 2 State of the Art of IoT 3 Challenges and Limitation of IoT4Future of IoT
8Starting from the Internet Internet appears everywhere in the worldbut it is still a connection between people and people
9What is the Internet of Things? Internet connects all people, so it is called “the Internet of People”IoT connects all things, so it is called “the Internet of Things”
10What’s the Internet of Things Definition(1) The Internet of Things, also called The Internet of Objects, refers to a wireless network between objects, usually the network will be wireless and self-configuring, such as household appliances.------Wikipedia(2) By embedding short-range mobile transceivers into a wide array of additional gadgets and everyday items, enabling new forms of communication between people and things, and between things themselves.------WSIS 2005WSIS: World Summit on the Information Society, it’s a pair of conference about information society
11What’s the Internet of Things Definition(3) The term "Internet of Things" has come to describe a number of technologies and research disciplines that enable the Internet to reach out into the real world of physical objects.------IoT 2008(4) “Things having identities and virtual personalities operating in smart spaces using intelligent interfaces to connect and communicate within social, environmental, and user contexts”.IoT in 2020The semantic origin of the expression is composed by two words and concepts: “Internet” and “Thing”, where “Internet” can be defined as “The world-wide network of interconnected computer networks, based on a standard communication protocol, the Internet suite (TCP/IP)”, while “Thing” is “an object not precisely identifiable” Therefore, semantically, “Internet of Things” means “a world-wide network of interconnected objects uniquely addressable, based on standard
12What’s the Internet of Things History1997, “The Internet of Things” is the seventh in the series of ITU Internet Reports originally launched in 1997 under the title “Challenges to the Network”.1999, Auto-ID Center founded in MIT2003, EPC Global founded in MIT2005, Four important technologies of the internet of things was proposed in WSIS conference.2008, First international conference of internet of things: The IOT was held at Zurich.Auto-ID Center focus on EPC-IOT, EPC is Electric Product Code, It’s a family of coding schemes created as a low-cost method of tracking goods using RFID Technology, it generated Auto-ID Lab and EPCGlobal, former one is to do R&D and second one is to set standard and run marketing.Four important technologies are nano tech , wireless sensor, RFID and smart tech
13What’s the Internet of Things From any time ,any place connectivity for anyone, we will now have connectivity for anything!An interesting conclusion
14What’s the Internet of Things CharacteristicsAmbientIntelligenceFlexibleStructureInternet of ThingsEventDrivenThis part need to be discussed againAI: the autonomous and intelligent entities will act in full interoperability & will be able to auto-organize themselves depending on the context, circumstances or environment.ED is to design the scheme depending on the needFS means that hundreds and thousands of nodes will be disable and will be set to run.CAT means that there’s several kinds of media such as vehicle stone that they need different access technologies.SS is the machine can rend and send by themselves. No need to tell humanbeingsSemanticSharingComplexAccess Technologies
15Why Internet of Things Dynamic control of industry and daily life Improve the resource utilization ratioBetter relationship between human and nature1 and 2 factors are about Resource Efficiency,Energy conservation is a prerequisite for the Internet of Things. Therefore research producing new knowledge on how to develop more energy efficient electronics will influence the design of all electronics. Concept of energy harvesting will enable larger and larger portions of the consumed energy to be generated by ambient renewable sources available locally thus reducing the losses in long distance energy distribution.Similar effects will be experienced by road transport and cars. Already today there are hybrid cars available harvesting the kinetic energy of the drive. This, in combination with better and more environmentally friendly energy storage in the future will make electrical vehicles achieve longer range and become more attractive alternatives.Abundant sensory information will enable unprecedented energy optimised control. Climate control is the most energy consuming activity in modern buildings. The house could adjust the room temperatures according to the personal preferences of those in the room, and avoid heating or cooling rooms excessively without benefits to the inhabitants.3. is the pollution and disaster avoidance4.Forming an intellectual entity by integratinghuman society and physical systems
16Why Internet of Things (ii) Flexible configuration, P&P…Universal transport & internetworkingAccessibility & Usability?1 and 2 factors are about Resource Efficiency,Energy conservation is a prerequisite for the Internet of Things. Therefore research producing new knowledge on how to develop more energy efficient electronics will influence the design of all electronics. Concept of energy harvesting will enable larger and larger portions of the consumed energy to be generated by ambient renewable sources available locally thus reducing the losses in long distance energy distribution.Similar effects will be experienced by road transport and cars. Already today there are hybrid cars available harvesting the kinetic energy of the drive. This, in combination with better and more environmentally friendly energy storage in the future will make electrical vehicles achieve longer range and become more attractive alternatives.Abundant sensory information will enable unprecedented energy optimised control. Climate control is the most energy consuming activity in modern buildings. The house could adjust the room temperatures according to the personal preferences of those in the room, and avoid heating or cooling rooms excessively without benefits to the inhabitants.3. is the pollution and disaster avoidance4.Acts as technologies integrator
17Things Connected: communicated between physical world and information world
18Epoch of IOT 2009 2009 2009 2008 2005 1999 Wen Jiabao: sensing China IBM: Smart Planet, Winning in China2009Obama: Business Round Table2009IBM: Smart Planet200818ITU: ITU Internet Reports2005MIT: Auto-ID-Center1999
19Premier Wen and Sensing China Premier Wen visited Wuxi in August 7, 2009.He proposed “Sensing China”.
2015-Year Law1965 Main Frame1980 PC1995 Internet2010 ?…
21The Application of IoT(1) Regional OfficeBiosensor taken by peopleNetworkHouseEquipment in public placeApplication area should be divided by that twoTransportation VehicleVirtual Environment
22The Application of IoT(2) Scenario: shopping(2) When shopping in the market, the goods will introduce themselves.(1) When entering the doors, scanners will identify the tags on her clothing.(4) When paying for the goods, the microchip of the credit card will communicate with checkout reader.(3) When moving the goods, the reader will tell the staff to put a new one.
23The Application of IoT(3) Scenario: Health CareVarious sensors for various conditionsExample ICP sensor: Short or long term monitoring of pressure in the brain cavityImplanted in the brain cavity and senses the increase of pressureSensor and associated electronics encapsulated in safe and biodegradable materialExternal RF reader powers the unit and receives the signalStability over 30 days so farNew efficient diagnostics combined with nanotechnology enabled lab-on-a-chip technologies open a complete range of novel opportunities for new treatments and prevention of serious diseases. In-vivo equipment will assist in drug dosage closer to the affected organs thus reducing the amount of reagents needed and diminish the risk of adverse effects. It is an established fact that several serious common illnesses like breast cancer, cardio-vascular diseases and Alzheimer's disease have genetic components. It is also known that successful treatment depends on early detection.Biodegradable materials will offer the possibility to place temporary sensors and lab-on-a-chip equipment on the patient, or in the patient. Temperature and humidity can be measured inside a cast to prevent skin problems. Antigens may be detected on transplanted organs to help prevent rejection. Intelligent micro-robots may be guided to bring drugs to the infected areas by ex-vivo remote guidance, and assist in the diagnosis providing located measurements of vital parameters.Furthermore, this new sort of personal medical equipment will enable the patient to stay longer and safer at home since the equipment itself can alarm the hospital in case of critical situations, or the patient can be relieved from the hassle of routine checks when there is nothing wrong. Medical research will advance on data from patients living normal lives and not like guinea pigs in hospitals. Telemedicine may replace costly travel and reduce patient stress.
24The Application of IoT(3) Scenario: Health CareNational Health Information Network, Electronic Patient RecordHome care: monitoring and controlPulse oximeters, blood glucose monitors, infusion pumps, accelerometers, …Operating Room of the FutureClosed loop monitoring and control; multiple treatment stations, plug and play devices; robotic microsurgerySystem coordination challengeProgress in bioinformatics: gene, protein expression, systems biology, disease dynamics, control mechanisms
25The Application of IoT(4) Scenario: Intelligent HomeRemote monitor for smart houseRemote control for smart applianceMaintaining a comfort temperature and heating of water are the most energy consuming tasks of the house with huge potentials for energy conservation, and as a consequence a significant positive impact on the environment. This is further discussed under environmental aspects and resource efficiency belowThere will be robots taking care of the house, performing routine works such as cleaning or maintenance. These will collaborate autonomously with the house sensors, and the house control. The intelligent appliances will collaborate to conserve energy, and to signal need for new supplies of food, detergents, maintenance, etc. Some of which may be satisfied automatically by the maintenance robot. This will take away some of today’s tedious housekeeping activities.
26The Application of IoT(5) Scenario: TransportationA network of sensors set up throughout a vehicle can interact with its surroundings to provide valuable feedback on local roads, weather and traffic conditions to the car driver, enabling adaptive drive systems to respond accordinglyThis may involve automatic activation of braking systems or speed control via fuel management systems. Condition and event detection sensors can activate systems to maintain driver and passenger comfort and safety through the use of airbags and seatbelt pre-tensioningSensors for fatigue and mood monitoring based on driving conditions, driver behaviour and facial indicators can interactto ensure safe driving by activating warning systemsor directly controlling the vehicleWhen there is a queue, the first cars may tell the cars behind if there is an accident or just too much traffic, and this will eventually make intelligent navigation systems re-plan the route of cars programmed to go down already saturated roads. The cars may help the driver to keep safe distance to the car in front, and may refuse dangerous actions like speeding if the weather conditions are unsafe or overtaking if the oncoming car goes too fast. The cars can go by autopilot on highways reducing the risk of fatigue related accidents.Cars will also be able to maintain themselves, calling for the appropriate service based on the self diagnosis of the problem and ensuring that the right replacement parts are in stock. The car will plan the time of service according to the diaries and preferences of the usual driver to minimise the petulance of their lives, and make sure that there is a substitute car available if there would be a need for it.
27The Application of IoT(5) Scenario: TransportationIn 2005, 30 – 90 processors per carEngine control, Break system, Airbag deployment systemWindshield wiper, Door locks, Entertainment systemCars are sensors and actuators in V2V networksActive networked safety alertsAutonomous navigationFuture Transportation SystemsIncorporate both single person and mass transportation vehicles, air and ground transportations.Achieve efficiency, safety, stability using real-time control and optimization.
28Scenario : Monitoring the Environment The Application of IoT(6)Scenario : Monitoring the Environment
29Life in IoT Era ITU has described the scene of IoT era as follows The car will generate alarm automatically if the driver has made any mistake during the operation;The bag will send out reminder message if the owner forgot bring something;The cloth will tell the washing-machine about its requirement for the water temperature;Life will be changed completely with the technology of IoT
304 Layers Model for IoT Integrated Application Layer Management Layer Information ApplicationManagement LayerInformation ProcessingNetwork Construction LayerInformation TransmissionSense and Identification LayerInformation Generation
31More on 4 Layers Model Integrated Application Information Processing Smart LogisticSmart GridGreen BuildingSmart TransportEnv. MonitorInformation ProcessingData CenterSearch EngineSmart DecisionInfo. SecurityData MiningNetwork ConstructionWWANWMANInternetWPANWLANSensing and IdentificationGPSSmart DeviceRFIDSensorSensor
32Enabling Technologies State of the Art of IoTEnabling TechnologiesRFIDSensorSmart TechNano TechTo identify and track the data of thingsTo collect and process the data to detect the changes in the physical status of thingsTo enhance the power of the network by devolving processing capabilities to different part of the network.To make the smaller and smaller things have the ability to connect and interact.More than four several technologiesmachine-to-machine interfaces and protocols of electronic communicationmicrocontrollerswireless communicationRFIDEnergy harvesting technologiessensor technologyLocation technologySoftwareIPv6
33Sensor TechnologyThe ability to detect changes in the physical status of things is essential for recording changes in the environment.Wireless sensor technology play a pivotal role in bridging the gap between the physical and virtual worlds, and enabling things to respond to changes in their physical environment. Sensors collect data from their environment, generating information and raising awareness about context.Example: sensors in an electronic jacket can collect information about changes in external temperature and the parameters of the jacket can be adjusted accordinglyAdd more sensor technology
34State of the Art of IoT Research Groups 1 2 3 MIT Auto-ID Lab & EPC Global.Stanford UniversityGeorgia Institute of TechnologyCambridge UnivEPFL & ETH ZurichInformation and Communication Systems Research GroupChemnitz University of TechnologyVSR GroupNokiaSAPIBMGOOGLEAMBIENTMetro GroupSiemensSunCiscoGENeed to improve about the research groups and projects
35State of the Art of IoTDiagram of the whole system of IoT business and R&DAdd some content of economic system of IoT and what it related with other part of society
36The Challenge of IoT Total challenge of IoT Technological Standardization in most areas are still remain fragmented.managing and fostering rapid innovation is a challenge for governmentsprivacy and securityAbsence of governanceAbsence of governance is the first main challengeOne major barrier for the widespread adoption of the Internet of Things technology is the absence of governance. Without an impartial governing authority it will be impossible to have a truly global “Internet of Things”, accepted by states, companies, trade organizations and the common people. Today there is not a unique universal numbering scheme as just described: PCglobal and the Ubiquitous Networking Lab propose two different, non-compatible ways of identifying objects, and there is the risk to have them competing in the coming future over the global market. There is also the need of keeping governance as generic as possible, as having one authority per application field will certainly lead to overlap, confusion and competition between standards. Objects can have different identities in different contexts so having multiple authorities would create a kind of multi-homing, which can lead to disastrous results.
37The Challenge of IoTHow to convincing users that the IoT technology willprotect their data and privacy when trackingPotential SolutionsPrivacy and securityIn order to have a widespread adoption of any object identification system, there is a need to have a technically sound solution to guarantee privacy and the security of the customers. While in many cases the security has been done as an add-on feature, it is the feeling that the public acceptance for the IoT will happen only when the strong security and privacy solution are in place. This could be hybrid security mechanisms that for example combine hardware security with key diversification to deliver superior security that makes attacks significantly more difficult or even impossible. The selection of ssecurity features and mechanisms will continue to be determined by the impact on business processes; and trade-offs will be made between chip size, cost, functionality, interoperability, security, and privacy. The security and privacy issues should be addressed by the forthcoming standards which must define different security features to provide confidentiality, integrity, or availability services. There are also a range of issues related to the identity of people. These must be dealt with in politics and legislation, and they are of crucial importance for the efficient public administrations of the future. Although many of the proposed technologies are based on RFID or smart systems, they will not be discussed in this report whose focus is on objects and things and the related technological and application challenges.Legal & RegulatoryTechnical ControlMarketSelf-regulationSocial Ethic
38IoT and WSN × WSN is IoT， IoT aka WSN IoT ＝ WSN × IoT aka RFID + PerCom√ IoT is not WSN IoT ≠WSNIoT contains WSN IoT ≥WSN在需要配一张图（另一张PPT）？
39IoT and WSN Things are diverse They might be individual like water, soldiers, trees…They also be a set of individuals like ocean, battlefield, forest, …嵌入化（embedded）传感器是一种物理装置或生物器官，能够探测、感受外界的信号、物理条件(如光、热、湿度)或化学组成(如烟雾)，并将探知的信息传递给其他装置或器官。如果把物联网比作人，那么传感器就像人体的五官。数据化（data-intensive）：美国曾预测，到2020年，物联网业务量与人与人之间的通信业务量相比，将是30：1的差距。在这个整合的网络当中，存在能力超级强大的中心计算机群，能够对整合网络内的人员、机器、设备和基础设施实施实时的管理和控制。
40IoT and WSN嵌入化（embedded）传感器是一种物理装置或生物器官，能够探测、感受外界的信号、物理条件(如光、热、湿度)或化学组成(如烟雾)，并将探知的信息传递给其他装置或器官。如果把物联网比作人，那么传感器就像人体的五官。数据化（data-intensive）：美国曾预测，到2020年，物联网业务量与人与人之间的通信业务量相比，将是30：1的差距。在这个整合的网络当中，存在能力超级强大的中心计算机群，能够对整合网络内的人员、机器、设备和基础设施实施实时的管理和控制。We concern not only about water, tree and soldier, but also about ocean, forest and battlefield.
41IoT and WSN海洋监测森林管理战场指挥So we have ocean monitoring, Forest management, battlefield control.
42To Connect digital world and physical world When WSN is UsedTo Connect digital world and physical worldDigital WorldSenseddataSenseddataSenseddataSenseddataSenseddataSenseddataPhysical World
43IoT and CPS CPS Internet or Cyber world C1 C2 Cn IoT P1 P2 Pn C=C1 ∨ C2 ∨ ∨ CnP=P1 ∨ P2 ∨ ∨ Pn
45CPS and Pervasive Computing 吕建老师的看法（2009年12月31日）:都是一个东西，是一个人-机-物和谐系统，放大了就是smart planet;中等规模的就是CPS;粒度再小一些就是pervasive system或者是Embedded system.All such buzzwords refers to the same balloon. When it is blasted to large size, it is called Smart Planet; when to middle size, it is called CPS; When to small size, it is called pervasive or embedded system.
47Internet of Things, Cloud and Services Internet of Things enablesHigh-resolution managementReal-world controlAdaptive processesIoT IssuePossible SolutionHeterogeneityServices as abstraction layerApplication DevelopmentMash-up of servicesSolution DeploymentSupport through XaaS modelsProducing a lot of dataProcessing of large data quantities in the cloudIoT, Cloud, and Services are complementary aspects of a Real World Internet
482 ExamplesFor the public and the societyFor business and enterprises
49Example 1: Pachube"The Internet of Things Real-Time Web Service and Applications"Platform to connect sensors and other hardwarePlatform to build IoT services and applicationsRESTful APIs
52Cool, but … Data quality of various sources Unit jungle: Accuracy of each data pointSensor reliability and availabilityTime of measurementImportant for trust!Unit jungle:nGy/s, mSv/h, Sv/h, Bq/kg, cpm …Sometimes misleading, sometimes just hard to compare…Mix of data sourcesReal sensorsVirtual sensors (data scraping from web pages, e.g.,
53Business Web A Platform and Marketplace for Business Services The Business Web is a cloud-based business environment that provides access to the necessary infrastructure, applications, content, and connectivity to deliver end-to-end business services optimized for mobility and ease of participation
54Business Web: First-class Internet of Things Integration
55M2M Scenario – Ice Cream Cabinets The application provides consumer products companies with detailed information about the location and status of its ice cream cabinets.This information can be used to find these cabinets, supply them with new ice cream in time, and monitor their temperature in order to avoid ice cream becoming bad due to a defective ice cream cabinet.The ice cream cabinets become smart items that monitor their energy consumption, send alarms, and become an active part in the companies operation processes as well as sustainability efforts.
56IoT Configuration 2.5 million ice cream cabinets Sensing Worldwide distributedBiggest growth markets: China and IndiaSensingNeed to refillAvoid stock-outsLocationReliably find and refillTemperature / power outageDetect failures and avoid product lossBehavioral statisticsConclude conversion rateEstimated business value: >5% increased sales
57IoT Integration into Business Processes 3rd Party SupplierRoles and processesCPG BackendOperational BI on supply chain efficiencyUser behavior monitoring and campaign efficiency3rd Party SupplierDispatcher: Improved planning of daily logistics processesGet refill priorities and alarms on power outage and temperaturesTruck Driver: Guidance and real-time integration into processStore OwnerPush alarms to store owners for immediate actionsResolve power outage / close lid to save energyConsumerGuidance to next ice cream cabinet (source of happiness)ConsumerAugmentedReality App:Guide me to the next ice creamopportunity
58Business Value Ice Cream Business is a 60+ billion market Highest margin business in food CPG10.5%Unilever10+ billion in ice cream salesMarket leader in out-of-home ice cream business30% market share2/3 is out-of-home businessICC scenario estimated benefit is 45 million additional profit per yearPhase 1: Pilot500 ICCs in Germany, 50 mobile usersPhase 2:ICCs in Germany, usersPhase 3:Replacing ICCs yearly world wide.
59Short SummaryInternet of Things, Cloud Computing and Services are all aspects of a (Future) InternetStrengths of each can and should be combinedExamples of successful combinations existBoth in the public and the business domainWe are at the beginning of an interesting journeyMany challenges still lie ahead
60Road is Difficult, but Future is Bright Any TIMEAny PLACEAny THING