User equipment and base station

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10020855
SERIAL NO

15513037

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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User equipment for implementing 3D MIMO (3-Dimensional Multiple-Input Multiple-Output) communication includes: a transmission and reception unit configured to transmit and receive radio signals to/from a base station in the 3D MIMO communication; and a codebook management unit configured to have a first codebook and a second codebook. The codebook management unit determines a 3D codebook for the 3D MIMO communication by combining the first codebook with the second codebook, and the transmission and reception unit feeds the first codebook and the second codebook serving as a basis of calculating the determined 3D codebook back to the base station.

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Patent Owner(s)

  • NTT DOCOMO INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hou, Xiaolin Beijing, CN 422 1142
Jiang, Huiling Beijing, CN 207 1224
Kakishima, Yuichi Tokyo, JP 205 1305
Na, Chongning Beijing, CN 109 615
Nagata, Satoshi Tokyo, JP 1775 8598
Song, Yang Beijing, CN 374 2547

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