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1. WO2020114406 - PARTIAL PRUNING METHOD FOR INTER PREDICTION


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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/CN2019/122828 C19W5468
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
03 December 2019 03 December 2018
Applicant
BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD. et al
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.     33    
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

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):
     H04N
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,IEEE: video, prun+, candidate?,list, history, hmvp, skip, partial, geometry, triang+, regular, merge

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
X
ZHAO, Jie et al., "CE4-related: Simplification to History Based Motion Vector Prediction", Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, 12th Meeting: Macao, CN, 3–12 Oct. 2018,Document: JVET-L0309,12 October 2018 (2018-10-12),
1-48,51-54
abstract, sections 1 and 2
(2)
X
CN 104126302 A (QUALCOMM INC.) 29 October 2014 (2014-10-29)
1-48,51-54
description, paragraphs 0030-0033
(3)
A
LIAO, Ru-Ling et al., "CE10: Triangular prediction unit mode (CE10.3.1 and CE10.3.2)", Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11, 11th Meeting: Ljubljana, SI, 10–18 Jul. 2018, Document: JVET-K0144-v2,18 July 2018 (2018-07-18),
49-54
section 1
(4)
A
CN 106464905 A (MEDIATEK INC.) 22 February 2017 (2017-02-22)
1-54
the whole document
(5)
A
CN 106105195 A (MEDIATEK INC.) 09 November 2016 (2016-11-09)
1-54
he 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)
CN 104126302 A
29 October 2014
CA 2853834 C
JP 5908600 B2
SG 11201401547X A
CA 2853834 A1
EP 2777262 A1
RU 2577779 C2
JP 2014535249 A
BR 112014010821 A2
HK 1199994 A1
TW 201338549 A
KR 101626690 B1
ZA 201404178 B
IL 232285 A
KR 20140092876 A
AU 2012335887 B2
US 2013114717 A1
IL 232285 D0
WO 2013070757 A1
CN 104126302 B
BR 112014010821 A8
EP 2777262 B1
AU 2012335887 A1
RU 2014123368 A
TW I544783 B
IN 3309CHN2014 A
30 May 2017
26 April 2016
27 June 2014
16 May 2013
17 September 2014
20 March 2016
25 December 2014
13 June 2017
24 July 2015
16 September 2013
01 June 2016
31 July 2019
31 March 2019
24 July 2014
24 March 2016
09 May 2013
30 June 2014
16 May 2013
04 August 2017
20 June 2017
17 October 2018
29 May 2014
20 December 2015
01 August 2016
09 October 2015
CN 106464905 A
22 February 2017
KR 101863487 B1
WO 2015169200 A1
CN 106464905 B
JP 2017518689 A
CN 110099281 A
JP 6345805 B2
US 2017054996 A1
KR 20160148005 A
EP 3130147 A1
31 May 2018
12 November 2015
07 June 2019
06 July 2017
06 August 2019
20 June 2018
23 February 2017
23 December 2016
15 February 2017
CN 106105195 A
09 November 2016
US 2017019665 A1
WO 2015135473 A1
CA 2942055 A1
CA 2942055 C
SG 11201607517T A
CN 106105195 B
KR 101864979 B1
KR 20160132952 A
EP 3111642 A1
19 January 2017
17 September 2015
17 September 2015
16 July 2019
28 October 2016
21 June 2019
05 June 2018
21 November 2016
04 January 2017
Name and mailing address of the ISA/:
National Intellectual Property Administration, PRC
6, Xitucheng Rd., Jimen Bridge, Haidian District, Beijing 100088
China
Facsimile No. (86-10)62019451
Date of the actual completion of the international search:
27 February 2020
Date of mailing of the international search report:
06 March 2020
Authorized officer:
LONG,Xuanyao
Telephone No. 86-(10)-53961698
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