Accessing Bank account, Online Shopping, Booking Tickets, Planning journeys, Tracking location point, Downloading data, Listing to online Music, Watching Movies, Playing 3D Games etc.,
Among these features there are more Like Communication :-
Network 3G video call which is with out Internet data. Can have conversation face-to-face (more then usual call charges are applicable)
NFC (Near Filed Communication), Bluetooth, WiFi, USB OTG are the File Transfer communication system.
Where as Infrared (IR) Blaster is used to Remote communication to TV or Other remote appliance.
Coming to DLNA(Digital Living Network Alliance), MHL(Mobile High-Definition Link), HDMI (High-Definition Multimedia Interface)are the Projection or Replication to see on Large screen's. Like Laptop or Desktop to connect to TV or Projector via VGA or S-Video or DVI
DLNA allows you to connect that are compatible devices, such as TVs, laptops, smartphones and printers to facilitate access to multimedia content like Pictures, Videos etc., with out Wires using screen mirroring technology. Its like replicating the screen in smartphone will display same on Large screens. Google Chrome cast, eZcast and Intel Compute Stick devices are Help full to use this technology.
MHL allows your smartphone or tablet to mirror HD content to TVs or monitors similar to DLNA but with Wires using micro USB port. List of supported device
HDMI is the most popular audio/video connection for most consumer electronics today. HDMI has the capacity to support existing high-definition video formats such as 720p, 1080i, and 1080p, along with support of enhanced definition formats like 480p, as well as standard definition formats such as NTSC or PAL
Latest smartphone operating system brings these features with more enhancements. Android is already in place to use these features for brand mobile manufactures like Sony, Samsung, Nokia etc., where in Windows mobile's these are missing and upcoming Windows 10 will overcome this. Using Smartphone as personal computer
Microsoft developing Continuum for Windows 10 Phone's