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International application No. Applicant's or agent's file reference
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
23 September 2019 27 September 2018
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)).
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)).
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
This International Searching Authority found multiple inventions in this international application, as follows:
1. claims: 1-7, 13, 14, 16-18, 20, 22
A wireless communication system for managing a terminal mobility
2. claims: 8-12, 15, 19, 21
a wireless communication system for enhancing mobility management
As all required additional search fees were timely paid by the applicant, this international search report covers all searchable claims.
As all searchable claims could be searched without effort justifying additional fees, this Authority did not invite payment of additional fees.
As only some of the required additional search fees were timely paid by the applicant, this international search report covers only those claims for which fees were paid, specifically claims Nos.:
No required additional search fees were timely paid by the applicant. Consequently, this international search report is restricted to the invention first mentioned in the claims; it is covered by claims Nos.:
Remark on Protest
The additional search fees were accompanied by the applicant’s protest and, where applicable, the payment of a protest fee.
The additional search fees were accompanied by the applicant’s protest but the applicable protest fee was not paid within the time limit specified in the invitation.
No protest accompanied the payment of additional search fees.
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
The figure of the drawings to be published with the abstract is Figure No.     7    
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.
none of the figures is to be published with the abstract.


     H04W 60/00 (2009.01)i; H04W 64/00 (2009.01)i; H04B 7/185 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC


Minimum documentation searched (classification system followed by classification symbols):
     H04W; H04B
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


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
WO 2008054668 A2 (INTERDIGITAL TECH CORP [US]; WANG PETER SHAOMIN [US] ET AL.) 08 May 2008 (2008-05-08)
figure 1
page 10, line 3
paragraph [0037]
paragraph [0041] - paragraph [0042]
paragraph [0055]
WO 2009099162 A1 (NEC CORP [JP]; SERRAVALLE FRANCESCA [GB]) 13 August 2009 (2009-08-13)
figures 1, 2, 3
page 7, line 1 - line 7
page 8, line 26 - page 9, line 3
page 9, line 25 - page 10, line 1
page 10, lines 12-18
EP 2129141 A1 (NTT DOCOMO INC [JP]) 02 December 2009 (2009-12-02)
figure 3A
column 5, line 39 - line 41
column 9, line 28 - line 35
US 2014044058 A1 (EL-SAIDNY MOHAMED A [AE] ET AL) 13 February 2014 (2014-02-13)
figures 1, 2
paragraph [0037]
paragraph [0050]
paragraph [0057]
Special categories of cited documents:
document defining the general state of the art which is not considered to be of particular relevance
document cited by the applicant in the international application
earlier application or patent but published on or after the international filing date
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)
document referring to an oral disclosure, use, exhibition or other means
document published prior to the international filing date but later than the priority date claimed
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
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
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


Patent document cited in search report Publication date
Patent family member(s) Publication date
WO 2008054668 A2
08 May 2008
AR 063444 A1
CN 101536560 A
CN 103281775 A
EP 2090129 A2
EP 2530981 A1
JP 5432339 B2
JP 5883741 B2
JP 2010508761 A
JP 2012253799 A
JP 2012253800 A
JP 2016077022 A
KR 20090085640 A
KR 20090085684 A
KR 20130016380 A
KR 20130021441 A
KR 20140094660 A
TW 200829045 A
TW 201145930 A
TW 201603612 A
US 2008102896 A1
US 2014092871 A1
US 2018098261 A1
WO 2008054668 A2
28 January 2009
16 September 2009
04 September 2013
19 August 2009
05 December 2012
05 March 2014
15 March 2016
18 March 2010
20 December 2012
20 December 2012
12 May 2016
07 August 2009
07 August 2009
14 February 2013
05 March 2013
30 July 2014
01 July 2008
16 December 2011
16 January 2016
01 May 2008
03 April 2014
05 April 2018
08 May 2008
WO 2009099162 A1
13 August 2009
CN 102090120 A
CN 103476107 A
CN 104812013 A
EP 2245889 A1
EP 2621228 A2
EP 3624488 A1
ES 2667030 T3
GB 2457653 A
JP 5327479 B2
JP 2011511488 A
KR 20100120681 A
KR 20120098920 A
KR 20130016370 A
TR 201808098 T4
US 2010317349 A1
US 2017303174 A1
US 2019327652 A1
WO 2009099162 A1
08 June 2011
25 December 2013
29 July 2015
03 November 2010
31 July 2013
18 March 2020
09 May 2018
26 August 2009
30 October 2013
07 April 2011
16 November 2010
05 September 2012
14 February 2013
21 June 2018
16 December 2010
19 October 2017
24 October 2019
13 August 2009
EP 2129141 A1
02 December 2009
BR PI0806934 A2
CN 101653033 A
EP 2129141 A1
JP 5143441 B2
JP 2008193261 A
KR 20090114396 A
RU 2009131685 A
US 2010029298 A1
WO 2008093765 A1
06 May 2014
17 February 2010
02 December 2009
13 February 2013
21 August 2008
03 November 2009
10 March 2011
04 February 2010
07 August 2008
US 2014044058 A1
13 February 2014
US 2014044058 A1
WO 2014028275 A1
13 February 2014
20 February 2014
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
24 February 2020
Date of mailing of the international search report:
03 March 2020
Authorized officer:
Akhertouz Moreno, Y
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