Mobile Design Pattern: Searching
Due to restrictions of mobile screen sizes some time it is very difficult to fit all data in one screen. User might need to do lot of scrolling of page to find the item he or she wants. A search mechanism is a very effective tool for these scenario.
Text Based Searching
It is very effective when you need to search from a list of text based data, such as your Contacts. Generally you have one text input are where you type your search criteria and on basis of that list is being searched. The figure below explains this:
Figure: Shows some contacts in contact list. When user start typing on key pad, list is searched according to input character sequence.