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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 h igh d efinition tv
HDTV“High Definition TV”

High Def. (left) vs. Standard Def. (right)

hdtv continued 1
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
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.
  • 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 wi reless fi delity
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 fi ber o ptic s ervice
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
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.
  • 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
eReaders & eBooks
  • Things to consider:
    • Vendor: Amazon, Barnes & Noble, Kobo
    • Interface: touch screen, reading light, phone app
    • Library partnerships
  • 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

Cloud/Cloud Computing

Applications, services or data accessible on the Internet instead of on a single computer or network.


Mozy Online data backup and storage

Gmail and Google Docs

Dropbox file storage & sharing

  • Transmitting digital audio or video content to users while they listen to or watch it
  • Can be live or on-demand


Netflix video streaming

Pandora audio streaming


Definition: A program (as of music, talk, or video) made available in digital format for automatic download over the Internet


  • FPC Sermon
  • Fresh Air on NPR
  • Most NPR programs
  • Popular Podcasts:
  • This Week in Tech
  • Tekzilla
  • The Sword & Laser
  • 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.
  • 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.