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1. WO2021110287 - DISCOVERY OF A SERVICE-PROVIDING NETWORK FUNCTION


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/EP2020/051004 191534PC
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
16 January 2020 03 December 2019
Applicant
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
b.
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
c.
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.
6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No.     2    
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

     H04L 29/08 (2006.01)i; H04L 12/24 (2006.01)i; H04W 8/18 (2009.01)i; H04W 4/50 (2018.01)i
According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols):
     H04L; H04W
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
EPO-Internal, WPI Data

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
X
WO 2019219219 A1 (ERICSSON TELEFON AB L M [SE]) 21 November 2019 (2019-11-21)
1-23
page 1, line 28 - page 2, line 4
page 3, line 3 - line 5
page 3, line 14 - page 4, line 8
page 5, line 12 - line 19
page 5, line 32 - page 6, line 3
page 8, line 21 - page 9, line 6
page 11, line 1 - line 7
page 13, line 4 - line 28
page 14, line 1 - line 3
page 15, line 17 - line 22
(2)
X
WO 2019153738 A1 (ERICSSON TELEFON AB L M [SE]; WANG CHENG [CN]) 15 August 2019 (2019-08-15)
1-23
paragraphs [0003], [0005], [0009] - [0012], [0021], [0053] - [0056], [0074] - [0076], [0079], [0082]
paragraphs [0087], [0088], [0092] - [0096], [0122]
(3)
A
HUAWEI, "Search result based on preferred locality", Vol. CT WG4, No. Portoroz, Slovenia; 20191007 - 20191011, 27 September 2019 (2019-09-27), 3GPP DRAFT; C4-194058 SBIPROTOC16 29.510-SEARCH RESULT BASED ON PREFERRED LOCALITY, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIP
Retrieved from the Internet:
URL:https://ftp.3gpp.org/Meetings_3GPP_SYNC/CT4/Docs/C4-194058.zip C4-194058 SBIProtoc16 29.510-Search result based on preferred locality.docx
XP051800568
[retrieved on  2019-09-27]
1-23
the whole document
(4)
A
CISCO SYSTEMS ET AL, "Inclusion of "locality" as a query parameter in the GET method for Nnrf_NFDiscovery Service", Vol. CT WG4, No. West Palm Beach, Florida; 20181126 - 20181130, 27 November 2018 (2018-11-27), 3GPP DRAFT; C4-188441-WAS-C4-188023, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE
Retrieved from the Internet:
URL:http://www.3gpp.org/ftp/tsg%5Fct/WG4%5Fprotocollars%5Fex%2DCN4/TSGCT4%5F87%5FPalm%5FBeach/Docs/C4%2D188441%2Ezip
XP051493640
[retrieved on  2018-11-27]
1-23
the whole document
(5)
A
ERICSSON, "Clarification of the Locality of a NF Instance", Vol. SA WG2, No. Sapporo, Japan; 20190624 - 20190628, 02 September 2019 (2019-09-02), 3GPP DRAFT; 23501_CR1470R4_(REL-16)_S2-1908618_E-MAIL_REV2_S2-1908172_ON NF_INSTANCE_LOCALITY DCM, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-069
Retrieved from the Internet:
URL:http://www.3gpp.org/ftp/Meetings_3GPP_SYNC/SA/Docs/SP-190607.zip
XP051779642
[retrieved on  2019-09-02]
1-23
the whole document
(6)
A
ERICSSON, "Extending the significance of the locality parameter", Vol. SA WG2, No. Reno, NV, USA; 20190513 - 20190517, 29 May 2019 (2019-05-29), 3GPP DRAFT; 23501_CR1312R1_5G_ESBA_(REL-16)_S2-1906648_WAS5058 5GESBA_CR501_LOCALITY INFORMATION, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-0692
Retrieved from the Internet:
URL:http://www.3gpp.org/ftp/Meetings%5F3GPP%5FSYNC/SA/Docs/SP%2D190410%2Ezip
XP051748866
[retrieved on  2019-05-29]
1-23
the whole document
(7)
A
HUAWEI ET AL, "P-CSCF Discovery based on preferred-locality", Vol. CT WG4, No. Portoroz, Slovenia; 20191007 - 20191011, 20 November 2019 (2019-11-20), 3GPP DRAFT; CP-193059, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE
Retrieved from the Internet:
URL:https://ftp.3gpp.org/tsg_ct/TSG_CT/TSGC_86_Sitges/Docs/CP-193059.zip 29510_CR0245r2_(Rel-16)_C4-194515 was 4331 was 4127_eIMS5G_SBA_29510_CR0245_P-CSCF-Discovery.docx
XP051833367
[retrieved on  2019-11-20]
1-23
the whole document
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
"X"
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
"Y"
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
"&"
document member of the same patent family

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
WO 2019219219 A1
21 November 2019
NONE
WO 2019153738 A1
15 August 2019
EP 3542515 A1
KR 20190096947 A
WO 2019153738 A1
25 September 2019
20 August 2019
15 August 2019
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Netherlands
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
17 July 2020
Date of mailing of the international search report:
27 July 2020
Authorized officer:
Ramenzoni, Stefano
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