need to find out the name of a part.

i have a part in the iphone 5 which i ripped out not noticing. the wifi since then has been weak and need to purchase a new part please help. the photo is attached.

http://i986.photobucket.com/albums/ae347...

thank you so much.

my email is karim_rulez@hotmail.com. please reply to the email with the answer i would really appreciate it