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Patent Searching and Data


Title:
DOWNLINK DATA REPEAT TRANSMISSION METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/180097
Kind Code:
A1
Abstract:
Disclosed in the present invention are a downlink data repeat transmission method and device for addressing a problem in which, when resource mapping is performed in different subframes in a repeat transmission, the numbers of available REs are different, and as a result data cannot be combined when performing repeat transmission of multiple subframes. The method comprises: determining a subframe set of a repeat transmission physical downlink channel; in each subframe of the determined subframe set, and when performing a resource mapping on the physical downlink channel, starting mapping from a specific start character position in a first time slot of the current subframe and mapping to all resources except for a resource corresponding to a reference signal used for demodulation; and transmitting the physical downlink channel according to the resource mapping manner.

Inventors:
GAO, Xuejuan (NO.40 Xueyuan Rd, Haidian District, Beijing 1, 100191, CN)
LIN, Yanan (NO.40 Xueyuan Rd, Haidian District, Beijing 1, 100191, CN)
Application Number:
CN2016/078321
Publication Date:
November 17, 2016
Filing Date:
April 01, 2016
Export Citation:
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Assignee:
CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY (NO.40 Xueyuan Rd, Haidian District, Beijing 1, 100191, CN)
International Classes:
H04L5/00
Domestic Patent References:
WO2014073865A12014-05-15
Foreign References:
CN103107857A2013-05-15
CN103002581A2013-03-27
CN103874207A2014-06-18
Other References:
See also references of EP 3297201A4
Attorney, Agent or Firm:
TDIP & PARTNERS (Room 1304-05, A Zhizhen Building No. 7 Zhichun Road, Haidian District, Beijing 1, 100191, CN)
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