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International application No. Applicant's or agent's file reference
PCT/US2017/054574 P109497PCT
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
29 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.     1    
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.


     H04L 27/227 (2006.01)i; H04L 27/00 (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:
Korean utility models and applications for utility modelsJapanese utility models and applications for utility models
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
eKOMPASS(KIPO internal) & Keywords: phase locked loop (PLL), wireless local area network (WLAN) signal, baseband processor, selection circuit, digital samples


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 2008-0317185 A1 (STEPHEN A. MUELLER et al.) 25 December 2008 See paragraphs [0026]-[0063]; and figures 1-4.
US 2014-0301259 A1 (QUALCOMM INCORPORATED) 09 October 2014 See paragraphs [0083], [0105]-[0109]; and figures 6-7.
US 2003-0184347 A1 (BAHER S. HAROUN et al.) 02 October 2003 See paragraphs [0021], [0023]; and figures 2, 4.
US 2010-0026345 A1 (GABRIEL LI) 04 February 2010 See paragraphs [0030]-[0038]; and figures 1-2.
US 2005-0135290 A1 (WOLFRAM KLUGE et al.) 23 June 2005 See paragraphs [0029]-[0058]; and figures 1-12.
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
US 2008-0317185 A1
25 December 2008
US 2014-0301259 A1
09 October 2014
CN 107222915 A
CN 105103081 A
EP 2981873 A1
JP 2016-521487 A
KR 10-2015-0139572 A
US 9820229 B2
US 2014-0301262 A1
WO 2014-165605 A1
29 September 2017
25 November 2015
10 February 2016
21 July 2016
11 December 2015
14 November 2017
09 October 2014
09 October 2014
US 2003-0184347 A1
02 October 2003
US 6784699 B2
US 6720959 B2
US 2003-0184394 A1
US 6798296 B2
US 2003-0184390 A1
US 2003-0184393 A1
US 6784755 B2
31 August 2004
13 April 2004
02 October 2003
28 September 2004
02 October 2003
02 October 2003
31 August 2004
US 2010-0026345 A1
04 February 2010
JP 2009-507425 A
US 2011-0176647 A1
US 2007-0053475 A1
US 8290109 B2
US 7899145 B2
US 7609799 B2
WO 2007-027833 A2
WO 2007-027833 A3
19 February 2009
21 July 2011
08 March 2007
16 October 2012
01 March 2011
27 October 2009
08 March 2007
02 September 2010
US 2005-0135290 A1
23 June 2005
DE 10360931 A1
DE 10360931 B4
US 7295810 B2
04 August 2005
13 October 2005
13 November 2007
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:
26 June 2018
Date of mailing of the international search report:
26 June 2018
Authorized officer:
KANG, Hee Gok
Telephone No. +82-42-481-8264
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