Service and SQL dependency Problem

See more:

C#

SQL

Windows

service

dependency

I created windows service using C#
I want to do some process depending the table values
So i used sql notification to do the process.
With reference of this link
http://msdn.microsoft.com/en-us/library/a52dhwx7%28v=vs.80%29.aspx

If we didn't use the service long time it will go to hybernate or sleep mode
So service wont get the sqlnotification
When i restart the service it is working fine..
How to Resolve this Problem