(12) International Application Status Report

Received at International Bureau: 25 March 2020 (25.03.2020)

Information valid as of: 29 October 2020 (29.10.2020)

Report generated on: 23 January 2021 (23.01.2021)

(10) Publication number: (43) Publication date: (26) Publication language:
WO 2020/19991008 October 2020 (08.10.2020) Chinese (ZH)

(21) Application number: (22) Filing date: (25) Filing language:
PCT/CN2020/07955617 March 2020 (17.03.2020) Chinese (ZH)

(31) Priority number(s): (32) Priority date(s): (33) Priority status:
201910270101.3 (CN)04 April 2019 (04.04.2019) Priority document received (in compliance with PCT Rule 17.1)

(51) International Patent Classification:
H04L 5/00 (2006.01)

(71) Applicant(s):
DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD. [CN/CN]; No. 29 Xueyuan Rd., Haidian District Beijing 100083 (CN) (for all designated states)

(72) Inventor(s):
SU, Xin; No. 40 Xueyuan Rd., Haidian District Beijing 100191 (CN)
GAO, Qiubin; No. 40 Xueyuan Rd., Haidian District Beijing 100191 (CN)
CHEN, Runhua; No. 40 Xueyuan Rd., Haidian District Beijing 100191 (CN)
WANG, Mengjun; No. 40 Xueyuan Rd., Haidian District Beijing 100191 (CN)

(74) Agent(s):
TDIP & PARTNERS; Room 2002, A- Building, North Ring Center, No. 18 Yumin Road, Xicheng District Beijing 100029 (CN)

(54) Title (EN): TRANSMISSION CONFIGURATION INDICATION METHOD AND APPARATUS FOR DMRS PORT
(54) Title (FR): PROCÉDÉ ET APPAREIL D'INDICATION DE CONFIGURATION DE TRANSMISSION POUR PORT DMRS
(54) Title (ZH): 一种DMRS端口的传输配置指示方法及装置

(57) Abstract:
(EN): Disclosed are a transmission configuration indication method and apparatus for DMRS ports. In the present application, the method comprises: a network device configuring at least two DMRS ports for a terminal, wherein the at least two DMRS ports belong to at least two DMRS CDM groups; and the network device sending DCI to the terminal, wherein the DCI comprises DMRS port allocation information, and the DMRS port allocation information is used for indicating indexes of at least two DMRS ports, the number of front-loaded DMRS symbols, and the number of DMRS CDM groups not containing data.
(FR): L'invention concerne un procédé et un appareil d'indication de configuration de transmission pour des ports DMRS. Dans la présente invention, le procédé comprend les étapes suivantes : un dispositif de réseau configure au moins deux ports DMRS pour un terminal, les au moins deux ports DMRS appartenant à au moins deux groupes CDM DMRS ; et le dispositif de réseau envoie des DCI au terminal, les DCI comprenant des informations d'attribution de port DMRS, et les informations d'attribution de port DMRS étant utilisées pour indiquer des indices d'au moins deux ports DMRS, le nombre de symboles DMRS chargés avant et le nombre de groupes CDM DMRS ne contenant pas de données.
(ZH): 本申请公开了一种DMRS端口的传输配置指示方法及装置。本申请中,网络设备为终端配置至少2个DMRS端口,所述至少2个DMRS端口属于至少2个DMRS CDM组;所述网络设备向所述终端发送DCI,所述DCI包括DMRS端口分配信息,所述DMRS端口分配信息用于指示所述至少2个DMRS端口的索引、前置DMRS符号的数量,以及不包含数据的DMRS CDM组的数量。

International search report:
Received at International Bureau: 16 June 2020 (16.06.2020) [CN]

International Report on Patentability (IPRP) Chapter II of the PCT:
Not available

(81) Designated States:
AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, WS, ZA, ZM, ZW
European Patent Office (EPO) : AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
African Intellectual Property Organization (OAPI) : BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG
African Regional Intellectual Property Organization (ARIPO) : BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW
Eurasian Patent Organization (EAPO) : AM, AZ, BY, KG, KZ, RU, TJ, TM