Invention Grant
- Patent Title: User terminal and base station
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Application No.: US15050976Application Date: 2016-02-23
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Publication No.: US09668231B2Publication Date: 2017-05-30
- Inventor: Hiroyuki Adachi
- Applicant: KYOCERA CORPORATION
- Applicant Address: JP Kyoto
- Assignee: KYOCERA Corporation
- Current Assignee: KYOCERA Corporation
- Current Assignee Address: JP Kyoto
- Agency: Studebaker & Brackett PC
- Main IPC: H04J3/06
- IPC: H04J3/06 ; H04W56/00 ; H04W76/02 ; H04W72/00 ; H04W48/00 ; H04W92/18 ; H04W8/00 ; H04W88/02 ; H04W88/08

Abstract:
A user terminal includes processor configured to execute a process of receiving, from a serving cell, broadcast information on a device-to-device (D2D) discovery, a procedure used by the user terminal to discover a proximal user terminal. The broadcast information includes a cell identifier of a neighbor cell, and synchronization information on the neighbor cell. The synchronization information includes a first value or a second value. The processor executes processes of: receiving both a D2D synchronization signal and a D2D discovery signal that are transmitted by a proximal user terminal in the neighbor cell in response to the synchronization information including the first value; and receiving the D2D discovery signal without receiving the D2D synchronization signal in response to the synchronization information including the second value.
Public/Granted literature
- US20160174176A1 USER TERMINAL AND BASE STATION Public/Granted day:2016-06-16
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