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Extract from the Register of European Patents

EP About this file: EP3577781

EP3577781 - ADAPTIVE EXPLICIT CSI FEEDBACK AND OVERHEAD REDUCTION [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  30.09.2022
Database last updated on 16.09.2024
FormerRequest for examination was made
Status updated on  08.11.2019
FormerThe international publication has been made
Status updated on  11.08.2018
Most recent event   Tooltip15.11.2023New entry: Renewal fee paid 
Applicant(s)For all designated states
Nokia Technologies Oy
Karakaari 7
02610 Espoo / FI
[2019/50]
Inventor(s)01 / MAO, Xiaomao
Wanjiahuacheng 17, No. 1801
Pingshui Road
Hangzhou 310000 / CN
 [2019/50]
Representative(s)Mudge, Kevin
Bryers Intellectual Property Ltd
Bristol & Bath Science Park
Dirac Crescent
Emersons Green
Bristol BS16 7FR / GB
[N/P]
Former [2019/50]Nokia EPO representatives
Nokia Technologies Oy
Karakaari 7
02610 Espoo / FI
Application number, filing date17895299.028.12.2017
[2019/50]
WO2017FI50946
Priority number, dateUS201762453699P02.02.2017         Original published format: US 201762453699 P
[2019/50]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018142016
Date:09.08.2018
Language:EN
[2018/32]
Type: A1 Application with search report 
No.:EP3577781
Date:11.12.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 09.08.2018 takes the place of the publication of the European patent application.
[2019/50]
Search report(s)International search report - published on:FI09.08.2018
(Supplementary) European search report - dispatched on:EP23.07.2020
ClassificationIPC:H04B7/0452, H04B7/06, H04W72/04, H04B7/0456, H04B7/0417
[2020/35]
CPC:
H04B7/0626 (EP,US); H04B7/0417 (US); H04B7/0421 (EP);
H04B7/0456 (EP); H04B7/0478 (US); H04B7/0634 (EP);
H04B7/0639 (EP,US) (-)
Former IPC [2019/50]H04B7/0452, H04B7/06, H04W72/04
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 [2019/50]
TitleGerman:ADAPTIVE EXPLIZITE CSI-RÜCKKOPPLUNG UND OVERHEAD-REDUKTION[2019/50]
English:ADAPTIVE EXPLICIT CSI FEEDBACK AND OVERHEAD REDUCTION[2019/50]
French:RÉTROACTION DE CSI EXPLICITE ADAPTATIVE ET RÉDUCTION DE SURDÉBIT[2019/50]
Entry into regional phase02.09.2019National basic fee paid 
02.09.2019Search fee paid 
02.09.2019Designation fee(s) paid 
02.09.2019Examination fee paid 
Examination procedure02.09.2019Examination requested  [2019/50]
04.02.2021Amendment by applicant (claims and/or description)
30.09.2022Despatch of a communication from the examining division (Time limit: M04)
26.01.2023Reply to a communication from the examining division
Fees paidRenewal fee
13.12.2019Renewal fee patent year 03
14.12.2020Renewal fee patent year 04
17.12.2021Renewal fee patent year 05
14.11.2022Renewal fee patent year 06
15.11.2023Renewal fee patent year 07
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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[Y]US2003068983  (KIM SUNG-JIN [KR], et al) [Y] 4,5,12,13* paragraphs [0079] , [0080] , [0120] , [0134]; figure 6; claims 1,2,7,55 *;
 [XYI]US2003109226  (BRUNNER CHRISTOPHER [DE], et al) [X] 1-3,7,8,10,11,15 * paragraphs [0021] , [0024] , [0026] , [0033] - [0036] - [0060] , [0061] , [0068] , [0092]; claim 17 * [Y] 4,5,12,13 [I] 6,9,14;
 [X]WO2009003423  (HUAWEI TECH CO LTD [CN], et al) [X] 1,10 * paragraphs [0081] , [0082]; claims 1-3 *;
 [XYI]  - SAMSUNG AND SEOUL NATIONAL UNIVERSITY, "More than 2 antennas TxD: Extension for CL-MIMO, rev 2", 3GPP DRAFT; SCM-012-SAMSUNG-SYSMODEL, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, (20020423), vol. RAN WG1, no. Paris, France; 20020423, XP050088020 [X] 1-3,7,8,10,11,15 * pages 4,5 * * figure 3 * [Y] 4,5,12,13 [I] 9
International search[A]US2010185716  (NAKAMURA YOSHIMASA [JP], et al) [A] 1-21 * Abstract, paragraphs [0035], [0040]-[0046], [0319]-[0323], [0378]-[0380]. *;
 [XA]US2011002406  (MING JIA [CA], et al) [X] 1, 12, 20-21 * Abstract, paragraphs [0004]-[0005], [0046]-[0051]. * [A] 2-11, 13-19;
 [YA]US2012099470  (LI DONG [CN], et al) [Y] 6, 16 * Abstract, paragraphs [0063], [0088], figure 2. * [A] 1-5, 7-15, 17-21;
 [YA]US2012113897  (THIELE LARS [DE], et al) [Y] 5, 9, 15, 19 * Abstract, paragraphs [0056]-[0058], [0127]-[0129] * [A] 1-4, 6-8, 10-14, 16-18, 20-21;
 [YA]US2013089040  (TABET TARIK [CA], et al) [Y] 10 * Abstract, paragraphs [0129]-[0140]. * [A] 1-9, 11-21;
 [XYA]US2013201912  (SHENG HONGSAN [US], et al) [X] 1-2, 7-3, 12, 17-13, 20-21 * Abstract, paragraphs [0003]-[0006], [0067]-[0071], [0077]-[0084], [0100][0115], [0143]-[0151], [0162]-[0163], figures 6-7, 16. * [Y] 4-6, 9-10, 14-16, 19 [A] 3, 11, 13;
 [XA]US2014056379  (JOENGREN GEORGE [SE], et al) [X] 1, 3, 12-13, 20-21 * Abstract, paragraphs [0049], [0054]-[0058], [0061]-[0064]. * [A] 2, 4-11, 14-19;
 [YA]US2016134342  (KNECKT JARKKO [FI], et al) [Y] 4, 14 * Abstract, paragraphs [0036]-[0040], [0052]-[0054]. * [A] 1-3, 5-13, 15-21;
 [A]WO2017004546  (INTERDIGITAL PATENT HOLDINGS INC [US], et al) [A] 1-21 * The whole document. *;
 [A]  - "Discussion of advanced CSI feedback", INTEL. R1-1609464, (20161009), URL: http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_86b/Docs/R1-1609464.zip, (20180316), XP051159535 [A] 1-21 * , The whole document. *
by applicantUS2003109226
 WO2009003423
    - "More than 2 antennas TxD: Extension for CL-MIMO, rev 2", 3GPP DRAFT; SCM-012-SAMSUNG-SYSMODEL, SAMSUNG AND SEOUL NATIONAL UNIVERSITY
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.