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BACKGROUND

0002 The following description of background art may include insights, discoveries, understandings or disclosures, or associations together with disclosures not known to the relevant art prior to the present invention but provided by the invention. Some of such contributions of the invention may be specifically pointed out below, whereas other such contribu tions of the invention will be apparent from their context. 0003 Wireless communication systems are constantly under development. Developing systems provide a cost-ef fective support of high data rates and efficient resource utili Zation. One communication system under development is the 3rd Generation Partnership Project (3GPP) Long Term Evo lution (LTE). An improved version of the Long Term Evolu tion radio access system is called LTE-Advanced (LTE-A). The LTE and LTE-A are designed to support various services, Such as high-speed …