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Extract from the Register of European Patents

EP About this file: EP4075848

EP4075848 - UE AND WIRELESS COMMUNICATION METHOD [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  16.09.2022
Database last updated on 03.09.2024
FormerThe international publication has been made
Status updated on  18.06.2021
Most recent event   Tooltip06.02.2024The date on which the examining division becomes responsible, has been established 
06.02.2024Amendment by applicant 
Applicant(s)For all designated states
NTT DOCOMO, INC.
11-1, Nagata-cho 2-chome
Chiyoda-ku
Tokyo 100-6150 / JP
[2022/42]
Inventor(s)01 / MATSUMURA, Yuki
c/o Intellectual Property Department, NTT DOCOMO
INC., SANNO PARK TOWER, 11-1, Nagatacho 2-chome
Chiyoda-ku
Tokyo 100-6150 / JP
02 / NAGATA, Satoshi
c/o Intellectual Property Department, NTT DOCOMO
INC., SANNO PARK TOWER, 11-1, Nagatacho 2-chome
Chiyoda-ku
Tokyo 100-6150 / JP
03 / LIU, Wenjia
c/o DOCOMO Beijing Communications Laboratories Co.
Ltd., 7/F, Raycom Infotech Park A, No.2 Kexueyuan
South Road, Haidian District
Beijing 100190 / CN
04 / JIANG, Lu
c/o Beijing Institute of Technology., No. 5,
Zhongguancun South Street, Haidian District
Beijing 100081 / CN
05 / HOU, Xiaolin
c/o DOCOMO Beijing Communications Laboratories Co.
Ltd., 7/F, Raycom Infotech Park A, No.2 Kexueyuan
South Road, Haidian District
Beijing 100190 / CN
 [2022/42]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2022/42]
Application number, filing date19955426.213.12.2019
[2022/42]
WO2019JP49055
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021117247
Date:17.06.2021
Language:JA
[2021/24]
Type: A1 Application with search report 
No.:EP4075848
Date:19.10.2022
Language:EN
[2022/42]
Search report(s)International search report - published on:JP17.06.2021
(Supplementary) European search report - dispatched on:EP19.07.2023
ClassificationIPC:H04W16/28, H04W72/04, H04W72/12, H04W72/23, H04B7/0456, H04B7/06, H04L5/00, H04L5/04
[2023/33]
CPC:
H04L5/0023 (EP); H04B7/0456 (EP); H04B7/0617 (EP);
H04L5/04 (EP)
Former IPC [2022/42]H04W16/28, H04W72/04, H04W72/12
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2022/42]
TitleGerman:BENUTZERGERÄT UND DRAHTLOSKOMMUNIKATIONSVERFAHREN[2022/42]
English:UE AND WIRELESS COMMUNICATION METHOD[2022/42]
French:UE ET PROCÉDÉ DE COMMUNICATION SANS FIL[2022/42]
Entry into regional phase29.06.2022Translation filed 
29.06.2022National basic fee paid 
29.06.2022Search fee paid 
29.06.2022Designation fee(s) paid 
29.06.2022Examination fee paid 
Examination procedure29.06.2022Examination requested  [2022/42]
06.02.2024Amendment by applicant (claims and/or description)
06.02.2024Date on which the examining division has become responsible
Fees paidRenewal fee
29.06.2022Renewal fee patent year 03
14.12.2022Renewal fee patent year 04
12.12.2023Renewal fee patent year 05
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competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XY]US2016337018  (HWANG CHIEN-HWA [TW], et al) [X] 1,5 * paragraphs [0030] , [0 50] - [0051]; figures 1, 4 * [Y] 2;
 [XYI]US2016374060  (LIM CHI-WOO [KR], et al) [X] 1,5 * paragraphs [0004] , [0 59] , [0 70] - [0071] - [0 77] - [0080]; figure 1 * [Y] 2 [I] 3,4;
 [XYI]US2017041906  (TSAI LUNG-SHENG [TW], et al) [X] 1,5 * paragraphs [0004] , [00 5] , [0 24] , [0 31] - [0032]; figure 1 * [Y] 2 [I] 3,4;
 [Y]US2018167116  (RAHMAN MD SAIFUR [US], et al) [Y] 2 * paragraphs [0049] , [ 168] *;
 [Y]WO2018231008  (LG ELECTRONICS INC [KR]) [Y] 2 * the whole document *;
 US2021143874  [ ] (PARK HAEWOOK [KR], et al) [ ] * paragraphs [0003] , [ 258] , [ 315] *
International search[XA]US2016374060  (LIM CHI-WOO [KR], et al) [X] 1, 5 * , paragraphs [0070], [0071], [0077], [0080] * [A] 2-4;
 [XA]  - SAITO, KEISUKE et al., "Performance of SIC receiver considering various precoder combinations for downlink NOMA with MIMO", IEICE Technical Report, (20150624), vol. 115, no. 113, pages 37 - 42, XP055519894 [X] 1, 5 [A] 2-4
 [A]  - NTT DOCOMO, "Evaluation methodologies for downlink multiuser superposition transmissions", 3GPP TSG- RAN WG1#80b R1-152063, (20150411), XP050934912 [A] 1-5 * , section 3 *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.