The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 17, 2019
Filed:
Jun. 21, 2017
Mitsubishi Electric Corporation, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
Provided is a communication system that can be normally and efficiently operated in the case where existing carriers and new carrier types coexist. A base station device and a communication terminal device are configured to perform communication in cells of legacy carriers LCto LCbeing existing carriers. When the base station device starts operating new carrier types NCTand NCT, the NCTand NCTare associated with legacy carriers belonging to the same frequency band. For example, the NCTis associated with the LCor the LCand is not associated with the LC. The legacy carriers LCto LCassociated with the NCTand the NCTnotify the communication terminal device of the information on the NCTand NCT. This allows the communication terminal device to communicate with the NCTand the NCT