1.5 Given a scenario connect accessories and ports of other mobile devices Flashcards
What’s Micro-USB and mini-USB?
EU standardized on Micro-USB, common now worldwide, older devices may use Mini-USB which is slightly larger
What is USB-C?
24-pin double-sided USB connector used for both hosts and devices. Acts as a USB 3.1/USB 2.0 connection. Only the interface is different. Includes an analog audio option. Headset support through a 3.5 mm jack.
What’s a lightning device connection?
Apple proprietary, 8-pin digital signals, iPhone, iPad, iPod devices. Some advantages over Micro-USB. Higher power output for phones and tablets, can be inserted either way, simpler design, more durable.
What’s a tethering device connection?
Physically connects a device to mobile phone. Uses the internet data connection. Enables internet access from almost anywhere. Requires service or configuration by wireless carrier.
What are proprietary mobile interfaces?
Early mobile technology was all about cables. One cable for power. A completely different cable for data. Every manufacturer was different - intentionally. The Eu changed things. Common external power supply for all data-enabled mobile phones sold in the European Union.
What’s NFC (Near Field Communication)?
Send small amounts of data wirelessly over a limited area. Build into your phone. Payment systems, transportation, in-person information exchange. Access token, identity “card”. Short range with encryption support.
What’s bluetooth?
High speed communication over short distances. PAN (Personal Area Network). Connects our mobile devices such as smartphones, tethering, headsets/headphones, health monitors, automobile and phone integration, smartwatches, external speakers.
What’s IR (infrared)?
Included on many smartphones, tablets, and smartwatches. Not really used for file transfers and printing. Control your entertainment center, almost exclusively IR.
What’s a hotspot?
Turn your phone into a wifi hotspot, your own personal wireless router, extend the cellular data network to all of your devices. Dependent on phone type and provider and may require additional charges and data costs.
What are headsets?
Hands-free audio - Earphones and microphone. Wired - connects to TRRS connector (Tip-Ring-Ring-Sleeve). Wireless - Bluetooth headsets.
What are speakers?
Mobile audio - battery powered, wireless connection - bluetooth link, stereo sound - small package
What are game pads?
provides a gaming console feel - mobile phone or tablet, connect with bluetooth - wireless connectivity.
What are extra battery packs/ battery chargers ?
Power is key - and in short supply, swappable battery pack - carry an extra or two, external USB chargers phones and tablets and any other any USB devices.
What are protective covers/waterproofing?
screen protector, avoid scratches, may be hard to install, device protector, wraps the entire device, waterproofing options are available, can create problems for docking stations.
What are credit card readers?
Phone or tablet becomes a point of sale terminal. Connects to audio/mic TRRS jack. Great for small and mobile businesses. Uses the internet link for approvals - immediate feedback. Additional features - email receipts, sign with your finger.
