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MORLEY Chapter 8: Emerging Technologies. 100,000x more powerful 1,000,000x more storage HD video and still cameras Internet access to world And it’s also a phone. Green screen; no graphics. Chapter Overview. The computer of the future
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100,000x more powerful • 1,000,000x more storage • HD video and still cameras • Internet access to world • And it’s also a phone Green screen; no graphics
Chapter Overview • The computer of the future • Emerging technologies, such as nanotechnology, that are already impacting our lives • Emerging networking technologies • Artificial intelligence (AI) • Technological advances in medicine & the military • Societal implications of emerging technologies
Computers in the Future • Smaller, faster, and more powerful • More user-friendly • Voice input and gesture/touchinterfaces • Multisensory output, not just sight and sound • Mobile computers closer in capabilities to desktop computers and used for broader purposes • Part of walls, desks, appliances, clothing • More environmentally friendly
Emerging Input Hardware • Gesture-based devices (ex., Wii, Kinect) • Surface computing: Interacts with the user using ordinary objects, such as a table top; ex., Microsoft Surface • 2D barcodes: Uses vertical dimension also • Augmented reality (VR): Overlaying images with data; used in mobiles, eyewear, windshields • Radio frequency identification (RFID) and Near Field Communication (NFC): Used for payment systems
New Processing Technologies • Multi-core CPUs • USB 3.0 • Flexible processors • Terascale computing: The ability of computers to process at least one trillion floating-point operations per second (one teraflop) • 3D chips: Components are layered, cutting down on required surface area
Emerging Output Devices • 3D display screens: Use filters, prisms, lenses and other technologies to create a 3D effect • Wearable personal displays: Typically built into eyeware; project images to the glasses • 3D projectors: Display laser holograms • Tiny portable projectors: Display on any flat surface • Available as stand-alone devices • Built into mobile phones, portable digital media players, portable computers, or other devices
Emerging Flat-Screen Devices: OLED • Organic light emitting diode (OLED) displays: Use a layer of organic material that emits light when electric current is applied • Do not use backlighting • Wide viewing angle, low energy consumption, longer battery life • Digital cameras, media players, mobile phones, TVs, etc.
4D Printing Using a 3D printer to create parts or entire products that change their behavior under different conditions, ex., a coffee mug alters its thickness given the coffee’s temperature
Emerging Storage Devices • Hard drive technologies are increasing density • For portable personal storage, USB flash drives are: • Continuing to be built into a variety of everyday items • Including new capabilities (recreate user’s primary PC PC environment on any computer, protect the data stored on the flash drive, etc.)
Optical Computing • Optical computer: A computer that uses light (ex., from a laser) to perform digital computations • Optical chips move data as photons, not electrons. • Devices much smaller & faster than normal • Opto-electronic computers: use both electricity and light (ex., fiber-optic cable) • Medical diagnostic systems • Remote sensing systems • Fiber-optic communications • Artificial eyes
Networking Technologies • Improvements are constantly being made to wired and wireless networking technologies to: • Increase speed and connectivity options for local area networks (LANs) and Internet connections • Support the continued growth in Internet-based multimedia and communications • Voice over IP (VoIP) • VOD and mobile TV • Telepresencevideo conferencing • Geobrowsing and GPS monitoring systems
Voice over IP Network technology that allows telephone users to send and receive calls via an Internet service instead of from a traditional land-line or mobile provider
VOD and Mobile TV • Video on Demand (VOD): Network technology that allows customers to receive on a network-aware device movie titles or TV shows they request • Service can be immediate or scheduled • Mobile TV: Network technology that allows customers to watch TV programs on a hand-held device, such as a mobile phone
TelepresenceVideo Conferencing • Video conference: the use of telecommunication technologies to allow meeting participation by individuals at two or more different locations • Telepresence video conferencing: Offers life-size, high-definition views and audio of meeting participants
Geobrowsing Network technology that allows users to look for information visually – often starting with a map – and then navigate / “drill-down” to the desired text
Wired Networking • Ethernet: The most widely used networking protocol • Continually evolving to support faster speeds • 10 Gbps today; 30 Gbps, 100 Gbps in development • Power over Ethernet (PoE): Allows both electrical power and data sent over standard Ethernet cable • Used most often in business networks • Requires special hardware and devices • Eliminates need for devices to be near outlet
Broadband Over Power Lines (BPL) • Allows data (primarily Internet data at this time) to be sent over existing power-pole infrastructure and a building’s regular power lines • Based on the Powerline standard • Requires additional hardware on power poles • Potentially offers broadband access to any home or business with access to electricity
Wireless Networking: WiFi • Wi-Fi (wireless fidelity): Family of wireless networks using the IEEE standard 802.11 (a, b, g, n, etc.) • Current standard for wireless in home or office • Designed for medium-range data transfers • Performance depends on: • Wi-Fi standard and hardware being used • Number of solid objects and distance between the wireless access point and the device • Interference from cordless phones, baby monitors, microwaves, etc., on same radio frequency
Wireless Networking: WiMAX • WiMAX (Worldwide Interoperability for Microwave Access, or IEEE 802.16): A wireless standard that is faster and has farther range than Wi-Fi • Mobile WiMAX (IEEE 802.16e): Designed to bring broadband Internet service to users via mobile phone, computer, or other WiMAX-enabled device
Wireless Networking: Mobiles • Cellular standards: Evolving to meet demand and mobile trends; classed by bandwidth “generation” • Bandwidth: Measure of how much data can move per second through assigned “pipe” • Actual standards can differ by vendor and country! • 3Gstandards: first to support both data and voice • 4G standards: support for gaming, mobile TV, etc. • Mobile WiMAX • Long Term Evolution (LTE)
Wireless Networking: Short-Range • Bluetooth: Original wireless standard designed for short-range connections between devices • Wireless USB: Similar to Bluetooth, but transfers data more quickly • WirelessHD (WiHD): Designed for home consumer electronic devices • TransferJet: Designed to transfer large files quickly between devices as soon as they come in contact
Artificial Intelligence (AI) • Artificial intelligence (AI): The science and engineering of making computing machines that think and act like intelligent humans • Turing Test: A test of AI • An observer interacts electronically with a human and a computer by sending them questions and reviewing the typed responses • If the observer repeatedly cannot tell which of the responses is human and which is machine, the machine is viewed as intelligent
Turing Test and Loebner Prize Loebner Prize: Includes a gold medal to be awarded to the developer of the first computer to pass the Turing Test; no winner as of yet
Artificial Intelligence (AI) • Early advances in AI were in game playing, ex., chess (huge number of possible moves) • Today’s chess-playing programs can beat human chess masters
Some Current AI Applications • Contain some aspects of AI though tend to mimic human intelligence • Intelligent agents: Programs that perform specific tasks to help make a user’s work more efficient or entertaining • Application assistants – online help, ex., Siri • Shopping bots (price comparison) • Entertainment bots (ex., Sony AIBO dog) • Chatterbots(simulate human conversation; ex., CleverBot)
AI: Expert Systems Expert systems: Programs that can make decisions and draw conclusions, similar to a human expert • Include: • Knowledge base (database with facts and rules) • Inference engine (program that applies the rules to the data stored in the knowledge base) • Widely used for many tasks, such as: • Diagnosing illness • Financial forecasting • Scheduling routes for delivery vehicles • Credit authorizations
AI: Neural Networks • Neural networks: AI systems that attempt to imitate the way a human brain works • Can learn by observation, as well as trial and error • Designed to recognize patterns in data and make more progressive leaps in associations and predictions than conventional computer systems • Used in (ex.): • Vision recognition systems • Fingerprint analysis • Oil and gas exploration
AI: Robotics • Robots: Devices, controlled by a person or computer, that can move and react to sensory input • Robotics: The development and study of robots • Business / industrial robots: • Monitor security • Facilitate teleconferencing (as a stand-in) • Search and rescue missions • Fight fires; search for gas leaks • Work on assembly line • Deliver mail / packages
AI: Personal Robots • Entertainment robots: Make small talk, deliver messages, take photos or video, sing, dance, play • Robotic pets • Household robots: Perform household tasks (vacuum floor, clean pool, mow lawn, etc.) • Virtual visiting: Personal teleconferencing robot • Personal caregiver / medical assistant: Help sick, infirm, elderly patients at home
Medicine: Electronic Monitoring Systems • Some use RFID to monitor the status of objects to which a RFID tag is attached • Some use GPS to monitor the location of objects • Used in hospitals for patient ID, equipment tracking, drug ID, etc. • Use in home healthcare to transfer readings to a healthcare provider • Vital signs, etc. • Answers to questions
Medicine: Electronic Implants • Monitoring devices implanted inside an individual • Heart monitoring systems, ex., pacemakers • VeriChip: Small RFID tag implanted under a person’s skin and used for ID purposes • Future may bring brain-to-computer interfacing: • Restore lost functionality • Facilitate communications ofseverely disabled individuals
Medicine: Telemedicine • Use of telecommunications technology to provide medical information and services • Gives the ability to provide care remotely to people who could not otherwise have access • Includes: • Remote monitoring systems • E-mail consultations • Web-based appointment scheduling • Videoconferencing • Telesurgery (robot-assisted surgery)
Medicine: Telesurgery • A form of robot-assisted surgery in which the doctor’s physical location is different from the patient’s physical location and the doctor controls the robot remotely • Can be performed over the Internet • Gives closer view and more precision to the doctor • Allows for smaller incisions; promotes healing • Becoming vital for providing service to remote areas • Will likely be needed for extensive space exploration
Technological Advances in the Military • Battlefield robots: Robots used in conflict areas • To investigate caves, buildings, trails, etc. to ensure those areas are safe for soldiers to enter • To locate and dispose of bombs, mines, and other explosive devices in the field • Are controlled by soldiers today, though in future autonomous robots that can navigate on their own
Technological Advances in the Military, 2 Exoskeleton suit: Wearable robotic system designed to give the human additional physical capabilities and protection • Run faster • Carry heavier items • May in future be light, bulletproof, and be able to solidify on command to act as a cast
Societal Implications ofEmerging Technologies • Security and privacy issues • Potential for involuntary control by others • Trust: Until machines become personal safety hazards? • Trust: Is technology advancing too fast that humans cannot see the consequences until it is too late? • Priorities for research spending
Summary • The computer of the future • Emerging networking technologies • Artificial intelligence (AI) • Technological advances in medicine • Technological advances in the military • Societal implications of emerging technology