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Reliable reception with a Tv antenna will not happen.
The signals are to weak and to far away and to much interference from other stronger Tv stations and etc. .
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This service might be able to provide the Networks.
www.aereo.com
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You can connect a ,
www.slingbox.com . To a tuner that is at a location that can receive the channels , like at a relitives place or friends place and 'stream' the channels to your Internet connection.
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You can call the Tv stations and ask if the Tv station is streaming on the Internet.
Some Tv stations are.
You connect with the Tv stations web site and receive via the Internet.