Prosecution Insights
Last updated: October 02, 2026
Application No. 18/839,368

CSI REFINEMENT OR ADJUSTMENT AND PUCCH REPETITION

Non-Final OA §103
Filed
Aug 16, 2024
Priority
Apr 21, 2022 — nonprovisional of PCTCN2022088097
Examiner
CUNNINGHAM, KEVIN M
Art Unit
Tech Center
Assignee
Qualcomm Incorporated
OA Round
1 (Non-Final)
72%
Grant Probability
Favorable
1-2
OA Rounds
7m
Est. Remaining
83%
With Interview

Examiner Intelligence

Grants 72% — above average
72%
Career Allowance Rate
434 granted / 605 resolved
+11.7% vs TC avg
Moderate +11% lift
Without
With
+11.2%
Interview Lift
resolved cases with interview
Typical timeline
2y 9m
Avg Prosecution
46 currently pending
Career history
648
Total Applications
across all art units

Statute-Specific Performance

§101
3.2%
-36.8% vs TC avg
§103
59.8%
+19.8% vs TC avg
§102
11.8%
-28.2% vs TC avg
§112
21.8%
-18.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 605 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 . Claim Rejections - 35 USC § 103 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. Claims 1-30 are rejected under 35 U.S.C. 103 as being unpatentable over Cozzo et al (US 2022/0006575, hereinafter Cozzo), in view of Wong (US 2024/0291597, hereinafter Wong) and in view of Zhang et al (US 2024/0057083, hereinafter Zhang). Regarding claim 1, Cozzo discloses an apparatus for wireless communication at a user equipment (UE, Fig. 3), comprising: memory and at least one processor (memory and processor, Fig. 3) coupled to the memory and configured to: receive an indication of resources for physical uplink control channel (PUCCH) repetition (UE is configured with PUCCH repetitions with one repetition per slot, Para [0216]); but does not explicitly PUCCH is associated with a physical downlink shared channel (PDSCH). Wong discloses PUCCH carries UCI such as HARQ-ACK feedback for PDSCH and CSI, Para [0049]; transmit hybrid automatic repeat request (HARQ) feedback in a first subset of the resources for the PUCCH repetition associated with the PDSCH and transmit channel state information (CSI) in a second subset of the resources for the PUCCH repetition associated with the PDSCH. Cozzo discloses HARQ and CSI can be multiplexed in a PUCCH repetition in one slot and HARQ can be transmitted alone in another PUCCH repetition in other slots, Para [0271]. Wong discloses the UCI can be split such that HARQ-ACK bits are in one actual repetition and the CSI bits are in another repetition, Para [0137], therefore in combination the HARQ and CSI can be split so that they are in different PUCCH repetitions. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Wong in the system of Cozzo in order to efficiently handle communications with increasing use of different types of network infrastructure equipment; and does not disclose CSI is refinement information based on a demodulation reference signal (DMRS) measurement associated with the PDSCH. Zhang discloses CSI measurement based on the DMRS for the PDSCH, Para [0029]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Zhang in the system of Cozzo in view of Wong in order to make improvements thereby making CSI measurements less difficult. Regarding claims 2, 12 and 21, Cozzo discloses the apparatus/method of claim 1/11/20, wherein the first subset of the resources comprises a first set of one or more slots for the PUCCH repetition, and the second subset of the resources comprises a second set of one or more slots for the PUCCH repetition. Cozzo discloses UE is configured with PUCCH repetitions with one repetition per slot, Para [0216] and Wong discloses the UCI can be split such that HARQ-ACK bits are in one actual repetition and the CSI bits are in another repetition, Para [0137]. Regarding claims 3, 13 and 22, Cozzo discloses the apparatus/method of claim 1/11/20, wherein the indication of the resources for the PUCCH repetition is comprised in downlink control information (DCI) scheduling the PDSCH (DCI indicating PUCCH resources is known in the art). Regarding claims 4, 14 and 23, Cozzo discloses the apparatus/method of claim 1/11/20, wherein the indication of the resources for the PUCCH repetition is indicated by a control transmission scheduling the PDSCH (Cozzo discloses number of symbols for PUCCH is indicated by DCI, Para [0217] and Wong discloses DL grant schedules the PDSCH, Para [0051]). Regarding claims 5, 15 and 24, Cozzo discloses the apparatus/method of claim 1/11/20, wherein the at least one processor is further configured to: receive a configuration indicating at least one of the first subset of the resources for the PUCCH repetition to be used for the HARQ feedback or the second subset of the resources for the PUCCH repetition to be used for the CSI refinement information. Cozzo discloses UE is configured with PUCCH repetitions with one repetition per slot, Para [0216] and Wong discloses the UCI can be split such that HARQ-ACK bits are in one actual repetition and the CSI bits are in another repetition, Para [0137]. Regarding claims 6, 16 and 25, Cozzo discloses the apparatus/method of claim 5/15/24, wherein the configuration is comprised in radio resource control (RRC) signaling (number of symbols for PUCCH repetitions can be indicated by higher layers, Para [0217], configuration via RRC signaling is known in the art). Regarding claims 7, 17 and 26, Cozzo discloses the apparatus/method of claim 5/15/24, wherein the configuration indicates at least one of the first subset of the resources or the second subset of the resources for each of multiple PUCCH resources, wherein the at least one processor is further configured to: receive control information scheduling the PDSCH and indicating one of the multiple PUCCH resources for the PUCCH repetition (Cozzo discloses number of symbols for PUCCH is indicated by DCI, Para [0217] and Wong discloses DL grant schedules the PDSCH, Para [0051]). Regarding claims 8, 18 and 27, Cozzo discloses the apparatus/method of claim 5/15/24, wherein the configuration indicates at least one of the first subset of the resources or the second subset of the resources for each of one or more PUCCH formats (number of symbols for PUCCH repetitions can be indicated by higher layers, Para [0217], slots for PUCCH indicated by DCI format, Para [0218], configuration via RRC signaling is known in the art). Regarding claims 9, 19 and 28, Cozzo discloses the apparatus/method of claim 1/11/20, wherein the indication of the resources for the PUCCH repetition indicates a number of slots for the PUCCH repetition, and the second subset of the resources for the CSI refinement information includes a subset of the number of slots based on a rule (PUCCH transmission can be repeated over a number of slots, the repetition can be per slot, Para [0213], obvious to one of ordinary skill the subset of resources can be based on some broad rule). Regarding claims 10 and 29, Cozzo discloses the apparatus of claim 1/20, further comprising at least one transceiver coupled to the at least one processor and configured to receive the indication of the resources for the PUCCH repetition and to transmit the HARQ feedback and the CSI refinement information (RF transceiver coupled to processor, Fig. 2/3). Regarding claim 11, Cozzo discloses a method of wireless communication at a user equipment (UE), comprising: receiving an indication of resources for physical uplink control channel (PUCCH) repetition (UE is configured with PUCCH repetitions with one repetition per slot, Para [0216]); but does not explicitly PUCCH is associated with a physical downlink shared channel (PDSCH). Wong discloses PUCCH carries UCI such as HARQ-ACK feedback for PDSCH and CSI, Para [0049]; transmit hybrid automatic repeat request (HARQ) feedback in a first subset of the resources for the PUCCH repetition associated with the PDSCH and transmit channel state information (CSI) in a second subset of the resources for the PUCCH repetition associated with the PDSCH. Cozzo discloses HARQ and CSI can be multiplexed in a PUCCH repetition in one slot and HARQ can be transmitted alone in another PUCCH repetition in other slots, Para [0271]. Wong discloses the UCI can be split such that HARQ-ACK bits are in one actual repetition and the CSI bits are in another repetition, Para [0137], therefore in combination the HARQ and CSI can be split so that they are in different PUCCH repetitions. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Wong in the system of Cozzo in order to efficiently handle communications with increasing use of different types of network infrastructure equipment; and does not disclose CSI is refinement information based on a demodulation reference signal (DMRS) measurement associated with the PDSCH. Zhang discloses CSI measurement based on the DMRS for the PDSCH, Para [0029]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Zhang in the system of Cozzo in view of Wong in order to make improvements thereby making CSI measurements less difficult. Regarding claim 20, Cozzo discloses an apparatus for wireless communication at a network entity (BS, Fig. 2), comprising: memory and at least one processor (memory and processor, Fig. 2) coupled to the memory and configured to: output an indication of resources for physical uplink control channel (PUCCH) repetition for a user equipment (UE) (UE is configured with PUCCH repetitions with one repetition per slot, Para [0216]); but does not explicitly PUCCH is associated with a physical downlink shared channel (PDSCH). Wong discloses PUCCH carries UCI such as HARQ-ACK feedback for PDSCH and CSI, Para [0049]; obtain hybrid automatic repeat request (HARQ) feedback in a first subset of the resources for the PUCCH repetition associated with the PDSCH and obtain channel state information (CSI) in a second subset of the resources for the PUCCH repetition associated with the PDSCH. Cozzo discloses HARQ and CSI can be multiplexed in a PUCCH repetition in one slot and HARQ can be transmitted alone in another PUCCH repetition in other slots, Para [0271]. Wong discloses the UCI can be split such that HARQ-ACK bits are in one actual repetition and the CSI bits are in another repetition, Para [0137], therefore in combination the HARQ and CSI can be split so that they are in different PUCCH repetitions. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Wong in the system of Cozzo in order to efficiently handle communications with increasing use of different types of network infrastructure equipment; and does not disclose CSI is refinement information based on a demodulation reference signal (DMRS) measurement associated with the PDSCH. Zhang discloses CSI measurement based on the DMRS for the PDSCH, Para [0029]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Zhang in the system of Cozzo in view of Wong in order to make improvements thereby making CSI measurements less difficult. Regarding claim 30, Cozzo discloses a method of wireless communication at a network entity, comprising: outputting an indication of resources for physical uplink control channel (PUCCH) repetition for a user equipment (UE); (UE is configured with PUCCH repetitions with one repetition per slot, Para [0216]); but does not explicitly PUCCH is associated with a physical downlink shared channel (PDSCH). Wong discloses PUCCH carries UCI such as HARQ-ACK feedback for PDSCH and CSI, Para [0049]; obtain hybrid automatic repeat request (HARQ) feedback in a first subset of the resources for the PUCCH repetition associated with the PDSCH and obtain channel state information (CSI) in a second subset of the resources for the PUCCH repetition associated with the PDSCH. Cozzo discloses HARQ and CSI can be multiplexed in a PUCCH repetition in one slot and HARQ can be transmitted alone in another PUCCH repetition in other slots, Para [0271]. Wong discloses the UCI can be split such that HARQ-ACK bits are in one actual repetition and the CSI bits are in another repetition, Para [0137], therefore in combination the HARQ and CSI can be split so that they are in different PUCCH repetitions. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Wong in the system of Cozzo in order to efficiently handle communications with increasing use of different types of network infrastructure equipment; and does not disclose CSI is refinement information based on a demodulation reference signal (DMRS) measurement associated with the PDSCH. Zhang discloses CSI measurement based on the DMRS for the PDSCH, Para [0029]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to utilize the techniques taught by Zhang in the system of Cozzo in view of Wong in order to make improvements thereby making CSI measurements less difficult. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to KEVIN CUNNINGHAM whose telephone number is (571) 272-1765. The examiner can normally be reached Monday through Thursday 7:30-18:00 (EST). If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Huy Vu can be reached on (571) 272-3155. The fax 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. /KEVIN M CUNNINGHAM/Primary Examiner, Art Unit 2461
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Prosecution Timeline

Aug 16, 2024
Application Filed
Jul 29, 2026
Non-Final Rejection mailed — §103 (current)

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
72%
Grant Probability
83%
With Interview (+11.2%)
2y 9m (~7m remaining)
Median Time to Grant
Low
PTA Risk
Based on 605 resolved cases by this examiner. Grant probability derived from career allowance rate.

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