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:
Mar. 22, 2022
Filed:
Jun. 16, 2015
Applicant:
Ntt Docomo, Inc., Tokyo, JP;
Inventors:
Assignee:
NTT DOCOMO, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 24/08 (2009.01); H04W 36/00 (2009.01); H04L 67/60 (2022.01); H04W 16/32 (2009.01); H04W 24/10 (2009.01); H04L 67/00 (2022.01); H04W 72/04 (2009.01); H04W 36/08 (2009.01);
U.S. Cl.
CPC ...
H04W 24/08 (2013.01); H04L 67/32 (2013.01); H04L 67/34 (2013.01); H04W 16/32 (2013.01); H04W 24/10 (2013.01); H04W 36/0088 (2013.01); H04W 72/0453 (2013.01); H04W 36/0069 (2018.08); H04W 36/0085 (2018.08); H04W 36/08 (2013.01);
Abstract
A user apparatus for use in a mobile communication system including a first base station and a second base station that communicate with the user apparatus by inter-base station carrier aggregation, including: measurement means configured to measure a time difference between a subframe in the first base station and a subframe in the second base station; and notification means configured, when detecting a predetermined notification trigger, to notify the first base station or the second base station of time difference information on the time difference measured by the measurement means.