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:
Jun. 14, 2016
Filed:
Nov. 12, 2012
National Institute of Information and Communications Technology, Koganei-shi, Tokyo, JP;
Abstract
Provided are an information transmission device and method thereof allowing a wireless device intended to newly start an operation in a white space to efficiently perform its preparatory operation, the transmission device including: a first retainer retaining first information including at least a list of channels available in each of first-type partial areas obtained when dividing an area at a first fineness; a second retainer retaining second information including at least a list of channels available in each of second-type partial areas obtained when dividing the area at a second fineness finer than the first fineness; a generator generating multiplexed information including the first and the second information so that the first and the second information are repeated at equal frequencies, or the first information is repeated at a frequency higher than that of the second information in the time axis direction; and a transmitter wirelessly transmitting the multiplexed information.