Sequence allocating method and sequence allocating apparatus

US9025545B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9025545-B2
Application numberUS-201213614451-A
CountryUS
Kind codeB2
Filing dateSep 13, 2012
Priority dateSep 29, 2006
Publication dateMay 5, 2015
Grant dateMay 5, 2015

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Abstract

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A sequence allocating method and apparatus wherein in a system where a plurality of different Zadoff-Chu sequences or GCL sequences are allocated to a single cell, the arithmetic amount and circuit scale of a correlating circuit at a receiving end can be reduced. In ST201, a counter (a) and a number (p) of current sequence allocations are initialized, and in ST202, it is determined whether the number (p) of current sequence allocations is coincident with a number (K) of allocations to one cell. In ST203, it is determined whether the number (K) of allocations to the one cell is odd or even. If K is even, in ST204-ST206, sequence numbers (r=a and r=N−a), which are not currently allocated, are combined and then allocated. If K is odd, in ST207-ST212, for sequences that cannot be paired, one of sequence numbers (r=a and r=N−a), which are not currently allocated, is allocated.

First claim

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The invention claimed is: 1. A base station comprising: a transmitter that broadcasts information related to a set of sequences configured to be available in a cell for use by a mobile station; and a receiver that receives a sequence which is random-access-preamble-transmitted from the mobile station, the sequence being one of the set of sequences available in the cell; wherein the set of sequences available in the cell includes a sequence of r=a and a sequence of r=N−a, where…

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What does patent US9025545B2 cover?
A sequence allocating method and apparatus wherein in a system where a plurality of different Zadoff-Chu sequences or GCL sequences are allocated to a single cell, the arithmetic amount and circuit scale of a correlating circuit at a receiving end can be reduced. In ST201, a counter (a) and a number (p) of current sequence allocations are initialized, and in ST202, it is determined whether the …
Who is the assignee on this patent?
Imamura Daichi, Iwai Takashi, Inogai Kazunori, and 3 more
What technology area does this patent fall under?
Primary CPC classification H04J13/0062. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue May 05 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).