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1. WO2021030641 - POWER AMPLIFIER

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International application No. Applicant's or agent's file reference
PCT/US2020/046254 Mixcomm-3PCT
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
13 August 2020 13 August 2019
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.     25    
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.


     H03F 1/02 (2006.01)i; H03F 1/56 (2006.01)i; H03F 3/193 (2006.01)i; H03F 3/21 (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:
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.
ROSTOMYAN NAREK ET AL, "28 GHz Doherty Power Amplifier in CMOS SOI With 28% Back-Off PAE", 01 May 2018 (2018-05-01), Vol. 28, No. 5, page 446-448,
[retrieved on  2018-05-07]
paragraph [Abstract] - paragraph [00IV]; figures 1-10
ROSTOMYAN NAREK ET AL, "A Ka-Band Asymmetric Dual Input CMOS SOI Doherty Power Amplifier with 25 dBm Output Power and High Back-Off Efficiency", 2019 IEEE TOPICAL CONFERENCE ON RF/MICROWAVE POWER AMPLIFIERS FOR RADIO AND WIRELESS APPLICATIONS (PAWR), IEEE,20 January 2019 (2019-01-20), page 1-4,
paragraph [Abstract] - paragraph [00IV]; figures 1-11
US 2018294777 A1 (YANG YOUNGOO [KR] ET AL) 11 October 2018 (2018-10-11)
paragraph [0002] - paragraph [0051]; figures 1-6
US 9413309 B1 (ZHAO DIXIAN [BE] ET AL) 09 August 2016 (2016-08-09)
figures 2A, 2B
WO 2020166629 A1 (NEC CORP [JP]) 20 August 2020 (2020-08-20)
paragraph [0001] - paragraph [0044]; figures 1-14
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
US 2018294777 A1
11 October 2018
KR 101881766 B1
US 2018294777 A1
25 July 2018
11 October 2018
US 9413309 B1
09 August 2016
CN 106026952 A
DE 102016105181 A1
US 9413309 B1
12 October 2016
29 September 2016
09 August 2016
WO 2020166629 A1
20 August 2020
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:
02 November 2020
Date of mailing of the international search report:
10 November 2020
Authorized officer:
Rafflenbeul, A
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