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Extract from the Register of European Patents

EP About this file: EP3987657

EP3987657 - POWER AMPLIFIER WITH LARGE OUTPUT POWER [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  25.03.2022
Database last updated on 14.09.2024
FormerThe international publication has been made
Status updated on  15.01.2021
Most recent event   Tooltip28.06.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Telefonaktiebolaget LM Ericsson (publ)
164 83 Stockholm / SE
[2022/17]
Inventor(s)01 / BAO, Mingquan
Citrusgatan 27
426 54 Västra Frölunda / SE
 [2022/17]
Representative(s)Ericsson
Patent Development
Torshamnsgatan 21-23
164 80 Stockholm / SE
[2022/17]
Application number, filing date19935336.824.06.2019
[2022/17]
WO2019SE50604
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020263134
Date:30.12.2020
Language:EN
[2020/53]
Type: A1 Application with search report 
No.:EP3987657
Date:27.04.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 30.12.2020 takes the place of the publication of the European patent application.
[2022/17]
Search report(s)International search report - published on:SE30.12.2020
(Supplementary) European search report - dispatched on:EP02.06.2022
ClassificationIPC:H03F1/18, H03F1/56, H03F3/60, H03H7/38
[2022/27]
CPC:
H03F3/607 (EP,US); H03F1/18 (EP,US); H03F1/565 (EP,US);
H03F3/245 (US); H03F2200/246 (EP); H03F2200/423 (US);
H03F2200/451 (EP); H03H7/38 (EP) (-)
Former IPC [2022/17]H03F3/60, H03F1/56, H03H7/38, H03F3/189
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2022/17]
TitleGerman:LEISTUNGSVERSTÄRKER MIT GROSSER AUSGANGSLEISTUNG[2022/17]
English:POWER AMPLIFIER WITH LARGE OUTPUT POWER[2022/17]
French:AMPLIFICATEUR DE PUISSANCE À GRANDE PUISSANCE DE SORTIE[2022/17]
Entry into regional phase11.01.2022National basic fee paid 
11.01.2022Search fee paid 
11.01.2022Designation fee(s) paid 
11.01.2022Examination fee paid 
Examination procedure11.01.2022Examination requested  [2022/17]
07.12.2022Amendment by applicant (claims and/or description)
Fees paidRenewal fee
30.12.2021Renewal fee patent year 03
27.06.2022Renewal fee patent year 04
27.06.2023Renewal fee patent year 05
27.06.2024Renewal fee patent year 06
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competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XAI]US3210682  (MARIAN SOSIN BOLESLAW) [X] 1,7,9,11 * column 1 - column 3; figure 1 * [A] 2-6,8 [I] 10,12,13;
 [XI]EP3340463  (NXP USA INC [US]) [X] 1,2,6,7,9,11 * paragraph [0001] - paragraph [0134]; figures 1-14 * [I] 3-5,8,10,12,13;
 [A]  - ROSS M ET AL, "Taper and forward-feed in GaAs MMIC distributed amplifiers", 19890613; 19890613 - 19890615, (19890613), pages 1039 - 1042, XP010085754 [A] 1-13 * page 1039 - page 1042; figures 1-7 *
 [A]  - Rf Geek, "Tapped Capacitor Matching", (20181128), pages 1 - 3, URL: https://web.archive.org/web/20181128092023/https://analog.intgckts.com/impedance-matching/tapped-capacitor-matching/, (20220523), XP055923894 [A] 1-13 * page 1 - page 3 *
 [A]  - Rf Geek, "Tapped Inductor Matching", (20181219), pages 1 - 2, URL: https://web.archive.org/web/20181219124623/https://analog.intgckts.com/impedance-matching/tapped-inductor-matching/, (20220523), XP055923897 [A] 1-13 * page 1 - page 2 *
International search[A]EP0401632  (ROCKWELL INTERNATIONAL CORP [US]) [A] 1-13 * ; abstract; figures 1-3b *;
 [A]US5012203  (BEYER JAMES B [US], et al) [A] 1-13 * ; abstract; column 7, line 10 - line 47 *;
 [A]US8035449  (KOBAYASHI KEVIN W [US]) [A] 1-13* ; abstract; all figures *;
 [A]US2012274406  (KOBAYASHI KEVIN W [US]) [A] 1-13 * ; abstract; figure 3 *;
 [YA]US2014266460  (NOBBE DAN WILLIAM [US], et al) [Y] 1-2, 6-13 * ; paragraphs [0076]-[0081], [0095]; figures 9C,10A,10F-G * [A] 3-5;
 [A]EP3116122  (MEDIATEK INC [TW]) [A] 3-5 * ; paragraphs [0001 ], [0019]; all figures *;
 [YA]  - C. F. CAMPBELL, "Evolution of the nonuniform distributed power amplifier", IEEE Microwave Magazin e, (20190000), vol. 20, no. 1, doi:10.1109/MMM.2018.2875619, pages 18 - 27, XP011700820 [Y] 1-2, 6-13 * ; pages 20-22; figure 3 * [A] 3-5

DOI:   http://dx.doi.org/10.1109/MMM.2018.2875619
by applicantUS3210682
 EP3340463
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.