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Technojargon Workshop November 14, 2012. HDTV “ H igh D efinition TV ”. High Def. (left) vs. Standard Def. (right). HDTV (continued 1). HDTV also has a wider screen than Standard TV. Aspect Ratio (ratio of length to height) HDTV: 16:9 Standard TV: 12:9. HDTV (continued 2).
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HDTV“High Definition TV” High Def. (left) vs. Standard Def. (right)
HDTV (continued 1) • HDTV also has a wider screen than Standard TV. • Aspect Ratio (ratio of length to height) • HDTV: 16:9 • Standard TV: 12:9
HDTV (continued 2) • Need both a TV which supports HD and an HD signal feeding the TV. • Where to get an HD signal? Antenna, Cable TV, or Satellite TV service. • When buying a new TV: • Almost all new TVs are HDTVs. • 2 main varieties: 720p vs. 1080p (number is # of horizontal pixels) • 1080p has the better picture, but cost a little more $$. • 1080p is marginally better than 1080i.
Blu-Ray • Blu-Ray and DVD disks look virtually identical. • A Blu-Ray disk can hold an entire HD movie, a DVD cannot. • Blu-Ray players • Use a blue laser to read the data form the disk • Can play regular DVDs and music CDs. • Start at $60. • Connect a Blu-Ray player to the internet to: • Stream movies from Netflix (subscription required) . • Stream music from Pandora (internet radio). • Watch videos from YouTube. Access Facebook and Twitter. • Read news, weather and sports.
Router • A device which allows computers to: • Talk to each other • Connect to the internet • Analogous to a telephone switchboard in that it directs information from one computer to another. The router serves as both the “switchboard” and the “operator”. • Router Varieties: Wired (using ethernet/CAT5 cables), Wireless (WiFi), and both.
WiFi“Wireless Fidelity” • A radio technology used by “Wireless” routers to allow computers and devices to connect to the internet without wires. • Walls, cordless phones, blenders, microwaves, etc. can interfere with the WiFi signal and reduce the data rate. • WEP password. 10 digit password written on side of router. • When using a public (free) WiFi network: DO NOT ENTER PASSWORDS, they can be stolen, especially at airports.
Verizon FiOS“Fiber Optic Service” • Verizon FiOS is a bundled Internet access, telephone, and HD television service which operates over a fiber-optic communications network.
Verizon FiOS (continued) • Need ONT box (Optical Network Terminal) installed in either basement or garage. Requires access to an AC outlet. • Every TV in the house will need it’s own STB (Set Top Box). Verizon charges extra for each STB beyond the first. • Battery back-up of phone only last a few hours. If you lose power longer than that you’ll lose phone service. • Bundled service (Triple or Double Play): TV, internet, and/or phone reduces total cost of bill. Current FiOS deal is $85/month.
Tablets • Things to consider: • Size: 7 inch or 9 inch • Weight: approx. 0.68 pounds to 1.44 pounds • Software: iPad or Android (Google/Amazon)
eReaders & eBooks • Things to consider: • Vendor: Amazon, Barnes & Noble, Kobo • Interface: touch screen, reading light, phone app • Library partnerships
Smartphones • Things to consider: • Carrier: coverage, cost (pre-paid, contract, limits) • Size: 3.5 inch to 5 inch (“one handed” vs. two) • Software: Apple, Android (Samsung, HTC, LG)
Cloud/Cloud Computing Applications, services or data accessible on the Internet instead of on a single computer or network. Examples: Mozy Online data backup and storage Gmail and Google Docs Dropbox file storage & sharing
Streaming • Transmitting digital audio or video content to users while they listen to or watch it • Can be live or on-demand Examples: Netflix video streaming Pandora audio streaming
Podcast Definition: A program (as of music, talk, or video) made available in digital format for automatic download over the Internet Examples: • FPC Sermon • Fresh Air on NPR • Most NPR programs • Popular Podcasts: • This Week in Tech • Tekzilla • The Sword & Laser
Skype • An Internet telephone and video calling service. • Calls from Skype subscribers originate from their computers or mobile devices, and if the recipient is using a computer or mobile, voice and video calls are free.
Twitter • Online social • Online networking and microblogging service that enables its • Online social networking and microblogging service. • Users can send and read text-based messages of up to 140 characters, known as "tweets". • Users can “follow” other users and “retweet” • Also used for commercial and political purposes to keep customers, voters and fans up-to-date as well as to encourage feedback.