Prosecution Insights
Last updated: July 17, 2026
Application No. 18/387,513

MULTIPLE CONCURRENT ANTENNA CONFIGURATIONS FOR ENHANCED TRANSMITTER POWER CAPABILITY

Final Rejection §103
Filed
Nov 07, 2023
Priority
Nov 09, 2022 — provisional 63/423,840
Examiner
AREVALO, JOSEPH
Art Unit
2642
Tech Center
2600 — Communications
Assignee
Skyworks Solutions Inc.
OA Round
2 (Final)
84%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 84% — above average
84%
Career Allowance Rate
725 granted / 860 resolved
+22.3% vs TC avg
Strong +21% interview lift
Without
With
+21.0%
Interview Lift
resolved cases with interview
Typical timeline
2y 8m
Avg Prosecution
24 currently pending
Career history
892
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
76.0%
+36.0% vs TC avg
§102
9.4%
-30.6% vs TC avg
§112
1.0%
-39.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 860 resolved cases

Office Action

§103
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Art Unit- Location The Art Unit location of your application in the USPTO has changed. To aid in correlating any papers for this application, all further correspondence regarding this application should be directed to Art Unit 2642. Response to Amendment This Action is in response to Applicant’s amendment filed on 01/30/2026. Claims 1-20 are still pending in the present application. This Action is made FINAL. Response to Arguments Applicant's arguments with respect to claims 1-20 have been considered but are moot in view of the new ground(s) of rejection. Claim Rejections - 35 USC § 103 In the event the determination of the status of the application as subject to AIA 35 U.S.C. 102 and 103 (or as subject to pre-AIA 35 U.S.C. 102 and 103) is incorrect, any correction of the statutory basis (i.e., changing from AIA to pre-AIA ) for the rejection will not be considered a new ground of rejection if the prior art relied upon, and the rationale supporting the rejection, would be the same under either status. The following is a quotation of 35 U.S.C. 103 which forms the basis for all obviousness rejections set forth in this Office action: The following is a quotation of 35 U.S.C. 103 which forms the basis for all obviousness rejections set forth in this Office action: A patent for a claimed invention may not be obtained, notwithstanding that the claimed invention is not identically disclosed as set forth in section 102, if the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains. Patentability shall not be negated by the manner in which the invention was made. The factual inquiries for establishing a background for determining obviousness under 35 U.S.C. 103 are summarized as follows: 1. Determining the scope and contents of the prior art. 2. Ascertaining the differences between the prior art and the claims at issue. 3. Resolving the level of ordinary skill in the pertinent art. 4. Considering objective evidence present in the application indicating obviousness or nonobviousness. This application currently names joint inventors. In considering patentability of the claims the examiner presumes that the subject matter of the various claims was commonly owned as of the effective filing date of the claimed invention(s) absent any evidence to the contrary. Applicant is advised of the obligation under 37 CFR 1.56 to point out the inventor and effective filing dates of each claim that was not commonly owned as of the effective filing date of the later invention in order for the examiner to consider the applicability of 35 U.S.C. 102(b)(2)(C) for any potential 35 U.S.C. 102(a)(2) prior art against the later invention. Claims 1-20 are rejected under 35 U.S.C. 103 as being un-patentable over Kondo US Patent Application No.:( US 2020/0195295 A1) hereinafter referred as Kondo, in view of Bhat et al US Patent Application No.:( US 2022/0416751 A1) hereinafter referred as Bhat. PNG media_image1.png 458 1012 media_image1.png Greyscale For claim 1, Kondo discloses a radio frequency module comprising: a power amplifier (50 FIG. 1A) configured to amplify a transmit radio frequency signal and including an output having a first output impedance (Paragraph [0072], lines 1-8); and an antenna switch module (53 FIG. 1A) coupled to the output of the power amplifier (50 FIG. 1A) and configured to connect at least a first antenna (54 FIG. 1A) OR (54A FIG. 22A) (Paragraph [0214], lines 1-7) and second antenna (54B FIG. 22A). However, Kondo disclose all the subject matter of the claimed invention with the exemption of having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance as recited in claim 1. Bhat from the same or analogous art teaches the having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance (Paragraph [0084], lines 1-15). Therefore, it would have been obvious for the person of ordinary skill in the art at the time of filling to use the having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance as taught by Bhat into the transmit/receive module of Kondo. The having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance can be modify/implemented by combining the having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance with the device. This process is implemented as a hardware solution or as firmware solutions of Bhat into the transmit/receive module of Kondo. As disclosed in Bhat, the motivation for the combination would be to use two antennas in parallel is to get the maximum power delivery efficiency and reduce signal reflection from the source to a load adjusting the effective load impedance to help the communication to be more effective and reliable for a better communication. For claim 2, Kondo discloses the radio frequency module, wherein the power amplifier is configured to adaptively adjust its power capability when an impedance of a load on the radio frequency module changes (Paragraph [0104], lines 13-18)- (Paragraph [0105], lines 5-8). For claim 3, Kondo discloses the radio frequency module, further comprising a radio frequency filter implemented between the power amplifier and the first antenna (Paragraph [0070], [0098] and [0102], lines 1-12). For claim 4, Kondo discloses the radio frequency module, wherein performance of the radio frequency filter is invariant with respect to a changing impedance at an output of the radio frequency filter (Paragraphs [0072] [0104], [0105], [0126] and [0131], lines 4-13). PNG media_image1.png 458 1012 media_image1.png Greyscale For claim 5, Kondo discloses a radio frequency module comprising: a power amplifier (50 FIG. 1A) configured to amplify a transmit radio frequency signal and including an output having a first output impedance (Paragraph [0072], lines 1-8); an antenna switch module (53 FIG. 1A) coupled to the output of the power amplifier (50 FIG. 1A) and configured to connect at least a first antenna (54 FIG. 1A) OR (54A FIG. 22A) (Paragraph [0214], lines 1-7) and second antenna (54B FIG. 22A). However, Kondo disclose all the subject matter of the claimed invention with the exemption of having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel connection of the first and second input impedances matches the first output impedance; a radio frequency filter implemented between the power amplifier and the first antenna; and a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range as recited in claim 5. Bhat from the same or analogous art teaches the having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel connection of the first and second input impedances matches the first output impedance (Paragraph [0084], lines 1-15); a radio frequency filter implemented between the power amplifier and the first antenna (Paragraph [0039], lines 1-9)- (Paragraph [0040], lines 1-13); and a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust [[the]]an output impedance of the radio frequency filter in a predefined range (Paragraph [0045], lines 8-16). Therefore, it would have been obvious for the person of ordinary skill in the art at the time of filling to use the having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel connection of the first and second input impedances matches the first output impedance; a radio frequency filter implemented between the power amplifier and the first antenna; and a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range as taught by Bhat into the transmit/receive module of Kondo. The having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel connection of the first and second input impedances matches the first output impedance; a radio frequency filter implemented between the power amplifier and the first antenna; and a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range can be modify/implemented by combining the having a first input impedance in parallel with at least a second antenna having a second input impedance to the output of the power amplifier so that a parallel connection of the first and second input impedances matches the first output impedance; a radio frequency filter implemented between the power amplifier and the first antenna; and a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range with the device. This process is implemented as a hardware solution or as firmware solutions of Bhat into the transmit/receive module of Kondo. As disclosed in Bhat, the motivation for the combination would be to use placing a radio frequency (RF) filter between the power amplifier (PA) and the first antenna, followed by a tunable matching network to adjust the output impedance within a predefined range, offers several key benefits in RF transmitter design and the two antennas in parallel is to get the maximum power delivery efficiency and reduce signal reflection from the source to a load adjusting the effective load impedance to help the communication to be more effective and reliable for a better communication. For claim 6, Kondo discloses the radio frequency module, wherein the antenna switch module is implemented between the power amplifier and the radio frequency filter, the radio frequency filter being configured as a duplex filter (Paragraph [0006], lines 1-11) and (Paragraphs [0070]-[0071], lines 1-5). For claim 7, Kondo discloses the radio frequency module, further comprising a phase shifting circuit configured to phase shift the transmit radio frequency signal when the at least one second antenna is concurrently connected in parallel with the at least one first antenna (Paragraph [0232], lines 1-6). For claim 8, Kondo discloses the radio frequency module, wherein the phase shifting circuit is implemented in the antenna switch module and configured as an adjustable phase shifting network (Paragraphs [0232] and [0240], lines 1-4). For claim 9, Kondo discloses the radio frequency module, wherein the phase shifting circuit is implemented between the antenna switch module and each of the at least one first and the at least one second antennas, the phase shifting circuit being configured as a low-loss phase shifting network (Paragraphs [0147] - [0148], lines 1-11). For claim 10, Kondo discloses the radio frequency module, further comprising a low noise amplifier (51 fig 1B) coupled to the antenna switch module (53 fig 1B) and configured to receive a receive radio frequency signal (Paragraph [0070], lines 1-7) and (Paragraph [0074], lines 1-12). For claim 11, Kondo disclose all the subject matter of the claimed invention with the exemption of the radio frequency module, wherein the radio frequency module is configured as a front end module as recited in claim 11. Bhat from the same or analogous art teaches the radio frequency module, wherein the radio frequency module is configured as a front end module (Paragraph [0006], lines 1-2). Therefore, it would have been obvious for the person of ordinary skill in the art at the time of filling to use the radio frequency module, wherein the radio frequency module is configured as a front end module as taught by Bhat into the transmit/receive module of Kondo. The radio frequency module, wherein the radio frequency module is configured as a front end module can be modify/implemented by combining the radio frequency module, wherein the radio frequency module is configured as a front end module with the device. This process is implemented as a hardware solution or as firmware solutions of Bhat into the transmit/receive module of Kondo. As disclosed in Bhat, the motivation for the combination would be to use an RF front-end module (FEM) is a compact, integrated assembly of RF component that sit between the antenna and the baseband modem. It manages the transmission and reception of RF signals, ensuring optimal performance, efficiency, and reliability for a better communication. PNG media_image1.png 458 1012 media_image1.png Greyscale For claim 12, Kondo discloses a wireless communication device comprising: at least one first antenna configured to transmit a first transmit radio frequency signal to a first base station via a first uplink and to receive a first receive radio frequency signal from the first base station via a first downlink (Paragraph [0077], lines 7-9); at least one second antenna configured to transmit a second transmit radio frequency signal to a second base station via a second uplink and to receive a second receive radio frequency signal from the second base station via a second downlink (Paragraph [0077], lines 9-11); and a radio frequency module coupled to the at least one first antenna and the at least one second antenna (54 FIG. 1A) OR (54A and 54B FIG. 22A) (Paragraph [0214], lines 1-7), the radio frequency module including a power amplifier (50 FIG. 1A) configured to amplify the first and second transmit radio frequency signals and including an output having a first output impedance (Paragraph [0079], lines 1-12), and an antenna switch module (53 FIG. 1A) coupled to the output of the power amplifier (50 FIG. 1A) and configured to connect the at least one first antenna (54 FIG. 1A) OR (54A FIG. 22A) (Paragraph [0214], lines 1-7). However, Kondo disclose all the subject matter of the claimed invention with the exemption of having a first input impedance in parallel with the at least one second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance as recited in claim 12. Bhat from the same or analogous art teaches the having a first input impedance in parallel with the at least one second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance (Paragraph [0084], lines 1-15). Therefore, it would have been obvious for the person of ordinary skill in the art at the time of filling to use the having a first input impedance in parallel with the at least one second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance as taught by Bhat into the transmit/receive module of Kondo. The having a first input impedance in parallel with the at least one second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance can be modify/implemented by combining the having a first input impedance in parallel with the at least one second antenna having a second input impedance to the output of the power amplifier so that a parallel impedance of the first and second input impedances matches the first output impedance with the device. This process is implemented as a hardware solution or as firmware solutions of Bhat into the transmit/receive module of Kondo. As disclosed in Bhat, the motivation for the combination would be to use placing a radio frequency (RF) filter between the power amplifier (PA) and the first antenna, followed by a tunable matching network to adjust the output impedance within a predefined range, offers several key benefits in RF transmitter design and the two antennas in parallel is to get the maximum power delivery efficiency and reduce signal reflection from the source to a load adjusting the effective load impedance to help the communication to be more effective and reliable for a better communication. For claim 13, Kondo discloses the wireless communication, wherein the power amplifier is configured to adaptively adjust its power capability when the impedance of a load on the radio frequency module changes (Paragraph [0104], lines 13-18)- (Paragraph [0105], lines 5-8). For claim 14, Kondo discloses the wireless communication device, wherein the radio frequency module further includes a radio frequency filter implemented between the power amplifier and the first antenna(Paragraph [0070], [0098] and [0102], lines 1-12). For claim 15, Kondo discloses the wireless communication device, wherein performance of the radio frequency filter is invariant with respect to a changing impedance at an output of the radio frequency filter Paragraphs [0072] [0104], [0105], [0126] and [0131], lines 4-13). For claim 16, Kondo disclose all the subject matter of the claimed invention with the exemption of radio frequency module further includes a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range as recited in claim 16. Bhat from the same or analogous art teaches the radio frequency module further includes a tunable matching network coupled between the radio frequency filter and the antenna switch module (Paragraph [0039], lines 1-9)- (Paragraph [0040], lines 1-13) , the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range (Paragraph [0045], lines 8-16) and (Paragraph [0084], lines 1-15). Therefore, it would have been obvious for the person of ordinary skill in the art at the time of filling to use the radio frequency module further includes a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range as taught by Bhat into the transmit/receive module of Kondo. The radio frequency module further includes a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range can be modify/implemented by combining the radio frequency module further includes a tunable matching network coupled between the radio frequency filter and the antenna switch module, the tunable matching network configured to adjust an output impedance of the radio frequency filter in a predefined range with the device. This process is implemented as a hardware solution or as firmware solutions of Bhat into the transmit/receive module of Kondo. As disclosed in Bhat, the motivation for the combination would be to use placing a radio frequency (RF) filter between the power amplifier (PA) and the first antenna, followed by a tunable matching network to adjust the output impedance within a predefined range, offers several key benefits in RF transmitter design and the two antennas in parallel is to get the maximum power delivery efficiency and reduce signal reflection from the source to a load adjusting the effective load impedance to help the communication to be more effective and reliable for a better communication. For claim 17, Kondo discloses the wireless communication device, wherein the antenna switch module is implemented between the power amplifier and the radio frequency filter, the radio frequency filter being configured as a duplex filter (Paragraph [0006], lines 1-11) and (Paragraphs [0070]-[0071], lines 1-5). For claim 18, Kondo discloses the wireless communication device, wherein the radio frequency module further includes a phase shifting circuit configured to phase shift at least one of the first and second transmit radio frequency signal signals when the at least one second antenna is concurrently connected in parallel with the at least one first antenna (Paragraph [0232], lines 1-6). For claim 19, Kondo discloses the wireless communication device, wherein the phase shifting circuit is implemented in the antenna switch module and configured as an adjustable phase shifting network (Paragraphs [0232] and [0240], lines 1-4). For claim 20, Kondo discloses the wireless communication device, wherein the phase shifting circuit is implemented between the antenna switch module and each of the at least one first antenna and the at least one second antenna, the phase shifting circuit being configured as a low-loss phase shifting network (Paragraphs [0147] - [0148], lines 1-11). Conclusion Applicant's amendment necessitated the new ground(s) of rejection presented in this Office action. Accordingly, THIS ACTION IS MADE FINAL. See MPEP § 706.07(a). Applicant is reminded of the extension of time policy as set forth in 37 CFR 1.136(a). A shortened statutory period for reply to this final action is set to expire THREE MONTHS from the mailing date of this action. In the event a first reply is filed within TWO MONTHS of the mailing date of this final action and the advisory action is not mailed until after the end of the THREE-MONTH shortened statutory period, then the shortened statutory period will expire on the date the advisory action is mailed, and any extension fee pursuant to 37 CFR 1.136(a) will be calculated from the mailing date of the advisory action. In no event, however, will the statutory period for reply expire later than SIX MONTHS from the date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to JOSEPH AREVALO whose telephone number is (571)270-3121. The examiner can normally be reached on M-F 8:30-5:00 PM. Examiner interviews are available via telephone, in-person, and video conferencing using a USPTO supplied web-based collaboration tool. To schedule an interview, Applicant is encouraged to use the USPTO Automated Interview Request (AIR) at http://www.uspto.gov/interviewpractice. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Rafael Perez-Gutierrez can be reached on (571)272-7915. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://pair-direct.uspto.gov. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /JOSEPH AREVALO/Primary Examiner, Art Unit 2642
Read full office action

Prosecution Timeline

Nov 07, 2023
Application Filed
Nov 05, 2025
Non-Final Rejection mailed — §103
Jan 30, 2026
Response Filed
May 29, 2026
Final Rejection mailed — §103 (current)

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Prosecution Projections

3-4
Expected OA Rounds
84%
Grant Probability
99%
With Interview (+21.0%)
2y 8m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
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