1. You must meet the State requirements for wages earned or time worked during an established period of time referred to as a "base period". (In most States, this is usually the first four out of the last five completed calendar quarters prior to the time that your claim is filed.)
2. You must be determined to be unemployed through no fault of your own (determined under State law), and meet other eligibility requirments of State law.
http://workforcesecurity.doleta.gov/unemploy/uifactsheet.asp