Invention Grant
- Patent Title: Method and device for dividing short transmission time interval of special subframe
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Application No.: US16480093Application Date: 2018-02-08
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Publication No.: US11159299B2Publication Date: 2021-10-26
- Inventor: Xuejuan Gao , Xiangli Lin
- Applicant: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
- Applicant Address: CN Beijing
- Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
- Current Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
- Current Assignee Address: CN Beijing
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: CN201710055224.6 20170124
- International Application: PCT/CN2018/075813 WO 20180208
- International Announcement: WO2018/137717 WO 20180802
- Main IPC: H04L5/00
- IPC: H04L5/00 ; H04W72/04

Abstract:
A method and a device for dividing short TTIs of a special subframe are provided. The method includes: in a case that a configuration of a special subframe having a normal CP is used in downlink, and a DwPTS of the special subframe is used for short TTI transmission, dividing short TTIs in the DwPTS based on a predefined division pattern of short TTIs in a case that based on the configuration of the special subframe having the normal CP used in downlink and a length of a control region in the DwPTS, the DwPTS is determined to satisfy a division condition corresponding to the predefined division pattern of short TTIs.
Information query