Zachary Loring was sentenced to two years in prison and ordered to stay 500 yards away from /*Patridge*/ and her home for the next 10 years.
Loring has been diagnosed as a paranoid schizophrenic.
He was arrested earlier this year after going to Patridge's home with a knife in his backpack.
Loring is also accused of handing the actress a drawing of a woman being strangled.
The Associated Press contributed to this report.