What is UX (User Experience)?
According to ISO 9241-210, user experience is defined as "a person’s perceptions and responses that result from the use or anticipated use of a product, system or service". User experience includes all the users’ emotions, beliefs, preferences, perceptions, physical and psychological responses, behaviors and accomplishments that occur before, during and after use.
No More Couch Potato
Now we can say that the future Internet technology and application will move toward the development of mobile entertainment devices and home entertainment devices. In “Mobile” oriented, mobile entertainment devices such as smartphone and tablet PC have significantly and successfully caused the big bang explosion in market; in “Home” oriented, lean-back media such as smart TV, connected TV and set-top box invade our living room gradually, and then users just sit down and veg out watching TV and browsing Internet. That is, the user scenario of TV is no longer passively receiving information, but users are able to take the initiate to select, browse and operate various TV applications and services.
With the growing popularity of Smartphone market, the development of mobile technology has gradually been changing the interpersonal communication, from the past telephoning or SMS towards a more personalized, instant and interactive user scenario. Both the traditional PC application and innovative mobile one launch the mobile versions to the big market to fulfill various user requirements. However, different from the traditional PC interface or the larger size of tablets, many mobile application developers will make usability considerations and trade-offs on the arrangement of user interface and functionality in order to apply the interface design on a small handheld touch screen, but those indirectly have spawned a lot of usability problems.