Cross-talk blocking structures for em communication

An apparatus comprising:

• a communication module, the communication module including a first integrated circuit package and a second integrated circuit package, each integrated circuit package including at least one transmitter, receiver, or transceiver;
• a housing, wherein the housing is configured to cover at least a portion of the communication module, the housing including a portion positioned directly in a path of respective signals directed to or from the first and second integrated circuit packages of the communication module;
• and
• a signal blocking structure positioned in contact with a surface of the portion of the housing and the signal blocking structure positioned between the first integrated circuit package and the second integrated circuit package of the communication module.

A system comprising:

• a mobile user device configured to communication with one or more other devices, the user device including:
• a communication module, the communication module including a first integrated circuit package and a second integrated circuit package, each integrated circuit package including at least one transmitter, receiver, or transceiver;
• a housing, wherein the housing is configured to cover at least a portion of the communication module, the housing including a portion positioned directly in a path of respective signals directed to or from the first and second integrated circuit packages of the communication module;
• and
• a signal blocking structure positioned in contact with a surface of the portion of the housing and the signal blocking structure positioned between the first integrated circuit package and the second integrated circuit package of the communication module.