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:
Jan. 15, 2002
Filed:
Sep. 01, 1998
Shinji Uebayashi, Kanagawa-ken, JP;
Etsuhiro Nakano, Kanagawa-ken, JP;
Seizou Onoe, Kanagawa-ken, JP;
NTT Mobile Communications Network Inc., Tokyo, JP;
Abstract
A method of frequency utilization in mobile communication which is capable of realizing efficient frequency utilization in the case where widths of the uplink communication frequency bandwidth and the downlink communication frequency bandwidth are different in mobile communication is disclosed. Two pieces of carriers U and U among the uplink carriers U to U are selected as selected carriers, carriers U to U of the uplink bandwidth Wu and carriers D to D of the first downlink bandwidth Wd are set in one-to-one correspondence, the selected carriers U and U and carriers D and D of the second downlink bandwidth Wd are set in one-to-one correspondence, the communications are carried out by using D and D as downlink carriers in the case of using the selected carrier U as an uplink carrier, and the communication are carried out by using only a corresponding carrier in the first downlink bandwidth Wd as a downlink carrier in the case of using a carrier other than the selected carrier as an uplink carrier.