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. 10, 2012
Filed:
Sep. 14, 2010
Kin'ichi Higure, Kodaira, JP;
Masayuki Kanazawa, Kodaira, JP;
Minoru Sakaihori, Kodaira, JP;
Yuzo Hiraki, Kodaira, JP;
Kin'ichi Higure, Kodaira, JP;
Masayuki Kanazawa, Kodaira, JP;
Minoru Sakaihori, Kodaira, JP;
Yuzo Hiraki, Kodaira, JP;
Hitachi Kokusai Electric, Inc., Tokyo, JP;
Abstract
The present invention provides a polling method in a radio digital communication system making it possible to shorten time required for polling without causing increase in an error rate and to efficiently manage and administrate communications. In a digital radio communication system for collecting information from a plurality of terminal stations by polling, a polling response signal to be transmitted from each terminal station to a base station has a frame format constructed of a one-frame in which a cyclic bit pattern is placed at a leading end of the frame format.