Printed circuit board

The invention provides a printed circuit board which comprises a top face, a bottom face, a first side, a second side, a third side and a fourth side. A signal transmission line is laid on the printed circuit board. A metal sheet is arranged on the printed circuit board. The metal sheet comprises a...

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Bibliographic Details
Main Authors LIN YOUXU, OU GUANGFENG
Format Patent
LanguageChinese
English
Published 08.10.2014
Subjects
CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
PRINTED CIRCUITS
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Summary:The invention provides a printed circuit board which comprises a top face, a bottom face, a first side, a second side, a third side and a fourth side. A signal transmission line is laid on the printed circuit board. A metal sheet is arranged on the printed circuit board. The metal sheet comprises a first connecting part, a second connecting part, a third connecting part and a fourth connecting part, wherein the first connecting part, the second connecting part, the third connecting part and the fourth connecting part are connected head to tail, and are respectively close to the first side, the second side, the third side and the fourth side of the printed circuit board. The first connecting part, the second connecting part, the third connecting part and the fourth connecting part block electromagnetic radiation produced by the signal transmission line, on the printed circuit board, which transmits a high frequency signal.
Bibliography:Application Number: CN201310109544