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1. (WO2019029571) METHOD AND APPARATUS FOR AVOIDING PACKET FRAGMENTATION IN MOBILE COMMUNICATIONS



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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/CN2018/099396 WPI18TW3550
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
08 August 2018 10 August 2017
Applicant
MEDIATEK INC.
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.     5    
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; 29/06(2006.01)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; H04Q
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):
CNPAT, CNKI, WPI, EPODOC, 3GPP: MTU, configuration, non 3GPP, LTE, tunnel, overhead, IP, TCP, UDP

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
Y
US 2015256654 A1 (FUJITSU LIMITED) 10 September 2015 (2015-09-10)
1-20
description, paragraphs [0291]-[0316]
(2)
Y
CN 102833750 A (ZTE CORPORATION) 19 December 2012 (2012-12-19)
1-20
description, paragraphs [0038]-[0058]
(3)
Y
VODAFONE, "MTU for non-IP PDN connection", 3GPP, SA WG2 Meeting #114,S2-162062,15 April 2016 (2016-04-15),
1-20
section 9.3 and annex C
(4)
A
CN 103686846 A (ZTE CORPORATION) 26 March 2014 (2014-03-26)
1-20
the whole document
(5)
A
WO 2016119677 A1 (MEDIATEK INC.) 04 August 2016 (2016-08-04)
1-20
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
"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)
US 2015256654 A1
10 September 2015
JP 2015170955 A
28 September 2015
CN 102833750 A
19 December 2012
None
CN 103686846 A
26 March 2014
WO 2013166817 A1
14 November 2013
WO 2016119677 A1
04 August 2016
CN 106664735 A
US 2016218987 A1
WO 2016119678 A1
WO 2016119679 A1
EP 3228146 A1
CN 106464700 A
EP 3228066 A1
BR 112017015079 A2
DE 16742739 T1
BR 112017015077 A2
US 2016218962 A1
EP 3228055 A1
CN 106464602 A
BR 112017014837 A2
US 2016218988 A1
10 May 2017
28 July 2016
04 August 2016
04 August 2016
11 October 2017
22 February 2017
11 October 2017
19 June 2018
14 December 2017
19 June 2018
28 July 2016
11 October 2017
22 February 2017
19 June 2018
28 July 2016
Name and mailing address of the ISA/:
STATE INTELLECTUAL PROPERTY OFFICE OF THE P.R.CHINA
6, Xitucheng Rd., Jimen Bridge, Haidian District, Beijing 100088
China
Facsimile No. (86-10)62019451
Date of the actual completion of the international search:
12 September 2018
Date of mailing of the international search report:
25 October 2018
Authorized officer:
FENG,Ji
Telephone No. 86-(10)-53961610
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