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International application No. Applicant's or agent's file reference
PCT/KR2018/010222 PSD17-0134
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
03 September 2018 04 September 2017
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
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.     3    
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.


     H04N 21/4408 (2011.01)i; H04N 21/414 (2011.01)i; H04N 21/442 (2011.01)i; G09F 9/30 (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):
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
한국등록실용신안공보 및 한국공개실용신안공보: 조사된 최소문헌란에 기재된 IPC일본등록실용신안공보 및 일본공개실용신안공보: 조사된 최소문헌란에 기재된 IPC
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
eKOMPASS(KIPO internal) & Keywords: content, display, identification, color, sensor, confirm, compare, and similar terms.


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
WO 2016-152502 A1 (NEC DISPLAY SOLUTIONS, LTD.) 29 September 2016 See paragraphs [0013]-[0015], [0021], [0023]-[0031]; and figures 1-5.
US 2011-0209171 A1 (WILLIAM ROBERT WEISSMUELLER, JR. et al.) 25 August 2011 See paragraphs [0090]-[0096] and figures 5A-5C.
WO 2009-104584 A1 (KONICA MINOLTA MEDICAL & GRAPHIC, INC.) 27 August 2009 See paragraphs [0030]-[0061] and figures 3-4.
US 2013-0016119 A1 (SATOSHI UKAWA) 17 January 2013 See paragraphs [0192]-[0193]; claim 1; and figure 13.
US 2006-0097172 A1 (GYUTAE PARK) 11 May 2006 See paragraphs [0048]-[0070] and figures 1-5.
Special categories of cited documents:
document defining the general state of the art which is not considered to be of particular relevance
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 2016-152502 A1
29 September 2016
CN 107430840 A
US 2018-075264 A1
JP 2017-152502 A1
01 December 2017
15 March 2018
07 December 2017
US 2011-0209171 A1
25 August 2011
AR 037861 A1
AR 038793 A1
AU 2002-361766 A1
AU 2002-363713 A1
AU 2002-363713 A8
CA 2502676 A1
CA 2510642 A1
EP 1446755 A2
MX PA04003661 A
TW 200403940 A
US 2003-0115591 A1
US 2003-0229549 A1
US 2005-0060362 A1
US 2005-0075929 A1
US 2007-0130023 A1
US 2010-0023402 A1
US 2010-0023403 A1
US 2010-0045681 A1
US 2010-0231085 A1
US 2010-0280907 A1
US 2011-0112942 A1
US 2011-0227441 A1
US 2011-0289184 A1
US 7613630 B2
US 7614065 B2
US 7742950 B2
US 7911104 B2
US 7912759 B2
US 7937723 B2
US 8315913 B2
US 8487496 B2
WO 03-043204 A2
WO 03-052734 A1
WO 2003-043204 A3
09 December 2004
26 January 2005
30 June 2003
26 May 2003
26 May 2003
22 May 2003
26 June 2003
18 August 2004
20 June 2005
01 March 2004
19 June 2003
11 December 2003
17 March 2005
07 April 2005
07 June 2007
28 January 2010
28 January 2010
25 February 2010
16 September 2010
04 November 2010
12 May 2011
22 September 2011
24 November 2011
03 November 2009
03 November 2009
22 June 2010
22 March 2011
22 March 2011
03 May 2011
20 November 2012
16 July 2013
22 May 2003
26 June 2003
12 February 2004
WO 2009-104584 A1
27 August 2009
US 2013-0016119 A1
17 January 2013
CN 102881240 A
CN 102881240 B
JP 05932258 B2
JP 2013-024908 A
US 9177524 B2
16 January 2013
20 May 2015
08 June 2016
04 February 2013
03 November 2015
US 2006-0097172 A1
11 May 2006
KR 10-0682898 B1
KR 10-2006-0042311 A
15 February 2007
12 May 2006
Name and mailing address of the ISA/:
Korean Intellectual Property Office
189 Cheongsa-ro, Seo-gu, Daejeon Metropolitan City, 302-701
Republic of Korea
Facsimile No. +82-42-481-8578
Date of the actual completion of the international search:
14 January 2019
Date of mailing of the international search report:
14 January 2019
Authorized officer:
NHO, Ji Myong
Telephone No. +82-42-481-8528
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