Prosecution Insights
Last updated: May 29, 2026
Application No. 18/290,949

MULTIPLE WAVEFORMS BASED QCL/TCI FRAMEWORK

Non-Final OA §102§103
Filed
Jan 22, 2024
Priority
Jul 20, 2021 — provisional 63/223,933 +2 more
Examiner
FOLLANSBEE, KEITH TRAN-DANH
Art Unit
2411
Tech Center
2400 — Computer Networks
Assignee
LENOVO (SINGAPORE) PTE. LTD.
OA Round
1 (Non-Final)
64%
Grant Probability
Moderate
1-2
OA Rounds
10m
Est. Remaining
82%
With Interview

Examiner Intelligence

Grants 64% of resolved cases
64%
Career Allowance Rate
54 granted / 85 resolved
+5.5% vs TC avg
Strong +19% interview lift
Without
With
+18.6%
Interview Lift
resolved cases with interview
Typical timeline
3y 2m
Avg Prosecution
24 currently pending
Career history
130
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
97.4%
+57.4% vs TC avg
§102
0.2%
-39.8% vs TC avg
§112
1.4%
-38.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 85 resolved cases

Office Action

§102 §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 § 102 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 the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(2) the claimed invention was described in a patent issued under section 151, or in an application for patent published or deemed published under section 122(b), in which the patent or application, as the case may be, names another inventor and was effectively filed before the effective filing date of the claimed invention. Claim(s) 1, 2, 10, 11, 15, is/are rejected under 35 U.S.C. 102(a)(2) as being anticipated by Matsumura et al. (US20220345283). Regarding claim 1, 10, Matsumura teaches A user equipment ("UE") apparatus, comprising :a transceiver; and a processor coupled to the transceiver, the processor configured to cause the apparatus ([0229] “For example, each of functions of the base station 10 and the user terminal 20 is implemented by causing the processor 1001 to perform operation by predetermined software (program) to be read on hardware such as the processor 1001 and the memory 1002”) to: receive signaling information from a network ([0040] “An information element of the TCI state configured by higher layer signaling (“TCI-state IE” of RRC) may include one or a plurality of pieces of QCL information”), the signaling information indicating quasi-co-location ("QCL") information comprising at least one source reference signal ("RS") and at least one target RS for transmission to the network, reception from the network, or a combination thereof ([0032-33]” UE may determine, based on a TCI-state of a signal/channel or QCL assumption, at least one of a transmission beam (Tx beam) and a reception beam (Rx beam) of the signal/channel…The TCI state may be, for example, information regarding QCL between a target channel (in other words, a reference signal (RS) for the channel) and another signal (for example, another reference signal (RS)). The TCI state may be configured (instructed) by higher layer signaling, physical layer signaling, or a combination thereof”, [0145-0146] “ channel/signal (which may be referred to as a target RS) … Furthermore, an RS (source RS) having a QCL relation with the channel/signal may be, for example, a DL RS (for example, SSB, CSI-RS, TRS, and the like) … The association may be explicitly configured (or specified) by higher layer signaling (for example, RRC signaling, MAC CE, and the like)”), the at least one source RS and the at least one target RS associated with one or more waveforms ([0173] “The radio access method may be referred to as a waveform. Note that, in the radio communication system 1, another radio access method (for example, another single carrier transmission method and another multi-carrier transmission method) may be used as UL and DL radio access methods”); and apply the QCL information at the apparatus based on the one or more waveforms associated with the at least one source RS and the at least one target RS ([0032] “UE may determine, based on a TCI-state of a signal/channel or QCL assumption, at least one of a transmission beam (Tx beam) and a reception beam (Rx beam) of the signal/channel”). Regarding claim 15, Matsumura teaches A network entity apparatus, comprising:a transceiver; and a processor coupled to the transceiver, the processor configured to cause the apparatus ([0229] “For example, each of functions of the base station 10 and the user terminal 20 is implemented by causing the processor 1001 to perform operation by predetermined software (program) to be read on hardware such as the processor 1001 and the memory 1002”) to: determine signaling information indicating quasi-co-location ("QCL") information comprising at least one source reference signal ("RS") and at least one target RS for transmission to a network, reception from the network, or a combination thereof ([0032-33]” UE may determine, based on a TCI-state of a signal/channel or QCL assumption, at least one of a transmission beam (Tx beam) and a reception beam (Rx beam) of the signal/channel…The TCI state may be, for example, information regarding QCL between a target channel (in other words, a reference signal (RS) for the channel) and another signal (for example, another reference signal (RS)). The TCI state may be configured (instructed) by higher layer signaling, physical layer signaling, or a combination thereof”, [0145-0146] “ channel/signal (which may be referred to as a target RS) … Furthermore, an RS (source RS) having a QCL relation with the channel/signal may be, for example, a DL RS (for example, SSB, CSI-RS, TRS, and the like) … The association may be explicitly configured (or specified) by higher layer signaling (for example, RRC signaling, MAC CE, and the like)”), the at least one source RS and the at least one target RS associated with one or more waveforms ([0173] “The radio access method may be referred to as a waveform. Note that, in the radio communication system 1, another radio access method (for example, another single carrier transmission method and another multi-carrier transmission method) may be used as UL and DL radio access methods”), ; and transmit the QCL information to a user equipment ("UE") for application based on the one or more waveforms associated with the at least one source RS and the at least one target RS ([0032] “UE may determine, based on a TCI-state of a signal/channel or QCL assumption, at least one of a transmission beam (Tx beam) and a reception beam (Rx beam) of the signal/channel”). Regarding claim 2, 11 Matsumura teaches wherein a waveform associated with the at least one source RS and a waveform associated with the at least one target RS are the same in the QCL information ([0148] -0150] “A correspondence relationship between the RS and the panel ID may be configured by being included in UL TCI state information, or may be configured by being included in at least one of resource configuration information, spatial relation information, and the like of the RS … A QCL type indicated by the UL TCI state may be the existing QCL type A-D, or may be another QCL type, or may include a predetermined spatial relation, an associated antenna port (port index), or the like … only by updating the spatial relation/UL-TCI state of one CC, the same effect as that obtained by updating the spatial relations/UL-TCI states of other CCs of the same group is obtained, so that it is possible to effectively reduce communication overhead related to updating of the TCI state”). 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: 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. Claim(s) 3, 8, 9, 12 is/are rejected under 35 U.S.C. 103 as being unpatentable over Matsumura in view of Venugopal et a. (US20210185688). Regarding claims 3, 12 Matsumura does not teach wherein the processor is configured to cause the apparatus to use a waveform associated with the at least one source RS for transmission and reception of the at least one target RS in response to the waveform associated with the source RS being different from a waveform associated with the at least one target RS. Venugopal teaches wherein the processor is configured to cause the apparatus to use a waveform associated with the at least one source RS for transmission and reception of the at least one target RS ([0087] “The table 900 shows source RSs, target RSs, and QCL type assumptions that may be configured by a valid UL-TCI state configuration. The target signal generally refers to a signal for which channel properties may be inferred by measuring those channel properties for an associated source signal. As noted above, a UE may use the source RS to determine various channel parameters, depending on the associated QCL type, and use those various channel properties (determined based on the source RS) to process the target signal”) in response to the waveform associated with the source RS being different from a waveform associated with the at least one target RS ([0088] “For the case of two source RSs, the different QCL types can be configured for the same target RS. In the illustrative example, SSB is associated with TypeC QCL for P-TRS, while CSI-RS for beam management (CSI-RS-BM) is associated with TypeD QCL”). It would have been obvious for one of ordinary skill in the art before the effective filing date of the claimed invention to have modified Matsumura to incorporate the teachings of Venugopal. One of ordinary skill in the art would have been motivated to make this modification in order to improve communications between access points and stations in a wireless network. Regarding claim 8, Matsumura does not teach wherein at least two source RSs are indicated, each of the indicated source RSs associated with a waveform such that a first source RS of the at least two source RSs is used to indicate QCL assumption and a corresponding waveform for uplink and a second source RS of the at least two source RSs is used to indicate QCL assumption and a corresponding waveform for downlink. Venugopal teaches wherein at least two source RSs are indicated, each of the indicated source RSs associated with a waveform such that a first source RS of the at least two source RSs is used to indicate QCL assumption and a corresponding waveform for uplink and a second source RS of the at least two source RSs is used to indicate QCL assumption and a corresponding waveform for downlink ([0083] “TCI states generally include configurations such as QCL-relationships, such as the relationships between the downlink (DL) source RSs in one CSI reference signal (CSI-RS) set and the target PDSCH demodulation reference signal (DMRS) ports”). Regarding claim 9, Matsumura does not teach wherein at least two source RSs are indicated, the at least two RSs associated with a waveform, a first source RS of the at least two source RSs is used to indicate QCL assumption for uplink and a second source RS of the at least two source RSs is used to indicate QCL assumption for downlink, the associated waveform used for both uplink and downlink. Venugopal teaches wherein at least two source RSs are indicated, the at least two RSs associated with a waveform, a first source RS of the at least two source RSs is used to indicate QCL assumption for uplink and a second source RS of the at least two source RSs is used to indicate QCL assumption for downlink, the associated waveform used for both uplink and downlink ([0098] “a base station (BS) and a user equipment (UE) may have a transmission configuration indicator (TCI) framework for downlink and/or uplink beam indication”). It would have been obvious for one of ordinary skill in the art before the effective filing date of the claimed invention to have modified Matsumura to incorporate the teachings of Venugopal. One of ordinary skill in the art would have been motivated to make this modification in order to improve communications between access points and stations in a wireless network. Claim(s) 4-7, 13, 14 is/are rejected under 35 U.S.C. 103 as being unpatentable over Matsumura in view of Khoshnevisan et al. (US20230379951 herein after Khosh). Regarding claims 4, 13, Matsumura does not teach wherein the processor is configured to cause the apparatus to receive at least two QCL assumptions that are indicated to the apparatus, the first QCL assumption associated with a first waveform type and a second QCL assumption associated with a second waveform type. Khosh teaches wherein the processor is configured to cause the apparatus to receive at least two QCL assumptions that are indicated to the apparatus, the first QCL assumption associated with a first waveform type and a second QCL assumption associated with a second waveform type ([0108] “The UE 602 may maintain two default QCL assumptions, as shown in FIG. 6F. The two default QCL assumption may be a UE capability, which may be conditioned on another UE capability to receive two beams simultaneously (e.g., in a frequency range (FR2), a millimeter wave (mmWave) frequency range). For example, the UE 602 may support mDCI in FR2, but not support two simultaneous beams reception and/or not support two default QCL assumptions. The default QCL assumption may correspond to the TCI states of lowest DCI codepoint of the DCI codepoints indicating two TCI states”). It would have been obvious for one of ordinary skill in the art before the effective filing date of the claimed invention to have modified Matsumura to incorporate the teachings of Khosh. One of ordinary skill in the art would have been motivated to make this modification in order to include improved and desirable quasi-colocation (QCL) assumption. Regarding claim 5, 14, Matsumura teaches ([0148] -0150] “A correspondence relationship between the RS and the panel ID may be configured by being included in UL TCI state information, or may be configured by being included in at least one of resource configuration information, spatial relation information, and the like of the RS … A QCL type indicated by the UL TCI state may be the existing QCL type A-D, or may be another QCL type, or may include a predetermined spatial relation, an associated antenna port (port index), or the like … only by updating the spatial relation/UL-TCI state of one CC, the same effect as that obtained by updating the spatial relations/UL-TCI states of other CCs of the same group is obtained, so that it is possible to effectively reduce communication overhead related to updating of the TCI state”) Matsumura does not teach wherein the processor is configured to cause the apparatus to select one of the two QCL assumptions, for the selected one of the two QCL assumptions. Khosh teaches wherein the processor is configured to cause the apparatus to select one of the two QCL assumptions, for the selected one of the two QCL assumptions ([0108] “The UE 602 may maintain two default QCL assumptions, as shown in FIG. 6F. The two default QCL assumption may be a UE capability, which may be conditioned on another UE capability to receive two beams simultaneously (e.g., in a frequency range (FR2), a millimeter wave (mmWave) frequency range). For example, the UE 602 may support mDCI in FR2, but not support two simultaneous beams reception and/or not support two default QCL assumptions. The default QCL assumption may correspond to the TCI states of lowest DCI codepoint of the DCI codepoints indicating two TCI states”). It would have been obvious for one of ordinary skill in the art before the effective filing date of the claimed invention to have modified Matsumura to incorporate the teachings of Khosh. One of ordinary skill in the art would have been motivated to make this modification in order to include improved and desirable quasi-colocation (QCL) assumption. Regarding claim 6, Matsumura does not teach wherein the processor is configured to cause the apparatus to schedule at least two instances of the at least one target RS transmission or reception, the first instance associated with the first waveform type and the second instance associated with the second waveform type. Khosh teaches wherein the processor is configured to cause the apparatus to schedule at least two instances of the at least one target RS transmission or reception, the first instance associated with the first waveform type and the second instance associated with the second waveform type ([0106], [0107] “if the UE 602 determines, at 608 a, a time offset between the reception of the DCI and the corresponding PDSCH is equal to or larger than the threshold (e.g., timeDurationForQCL), then the UE 602 may apply the TCI state indicated in the DCI for the PDSCH, at 610 a. For example, the UE 602 can determine the receive beam for receiving the PDSCH based on the indicated TCI state, at 612… If the UE 602 determines, at 608 b, that the time offset is less than the threshold (e.g., timeDurationForQCL), then the UE 602 applies a default QCL assumption for the PDSCH at 610 b. For example, the UE 602 can determine the receive beam for receiving the PDSCH based on the default QCL, at 614”). It would have been obvious for one of ordinary skill in the art before the effective filing date of the claimed invention to have modified Matsumura to incorporate the teachings of Khosh. One of ordinary skill in the art would have been motivated to make this modification in order to include improved and desirable quasi-colocation (QCL) assumption. Regarding claim 7, Matsumura teaches wherein a Transmission Configuration Indicator ("TCI") indicates, to the at least one target RS, the at least one source RS, a QCL assumption type, and a waveform to be used for transmission or reception of the at least one target RS ([0032-33]” UE may determine, based on a TCI-state of a signal/channel or QCL assumption, at least one of a transmission beam (Tx beam) and a reception beam (Rx beam) of the signal/channel…The TCI state may be, for example, information regarding QCL between a target channel (in other words, a reference signal (RS) for the channel) and another signal (for example, another reference signal (RS)). The TCI state may be configured (instructed) by higher layer signaling, physical layer signaling, or a combination thereof”, [0145-0146] “ channel/signal (which may be referred to as a target RS) … Furthermore, an RS (source RS) having a QCL relation with the channel/signal may be, for example, a DL RS (for example, SSB, CSI-RS, TRS, and the like) … The association may be explicitly configured (or specified) by higher layer signaling (for example, RRC signaling, MAC CE, and the like)”, [0172] “a radio access method based on orthogonal frequency division multiplexing (OFDM) may be used. For example, in at least one of downlink (DL) and uplink (UL), cyclic prefix OFDM (CP-OFDM), discrete Fourier transform spread OFDM (DFT-s-OFDM), orthogonal frequency division multiple access (OFDMA), single carrier frequency division multiple access (SC-FDMA), and the like may be used”). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to KEITH TRAN-DANH FOLLANSBEE whose telephone number is (571)272-3071. The examiner can normally be reached 10am -6 pm M-Th. 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, Derrick Ferris can be reached at 571-272-3123. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of published or unpublished applications may be obtained from Patent Center. Unpublished application information in Patent Center is available to registered users. To file and manage patent submissions in Patent Center, visit: https://patentcenter.uspto.gov. Visit https://www.uspto.gov/patents/apply/patent-center for more information about Patent Center and https://www.uspto.gov/patents/docx for information about filing in DOCX format. For additional questions, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /K.T.F./Examiner, Art Unit 2411 /DERRICK W FERRIS/Supervisory Patent Examiner, Art Unit 2411
Read full office action

Prosecution Timeline

Jan 22, 2024
Application Filed
Jan 07, 2026
Non-Final Rejection mailed — §102, §103
Mar 24, 2026
Interview Requested
Apr 02, 2026
Response Filed
Apr 15, 2026
Applicant Interview (Telephonic)
May 02, 2026
Examiner Interview Summary

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Prosecution Projections

1-2
Expected OA Rounds
64%
Grant Probability
82%
With Interview (+18.6%)
3y 2m (~10m remaining)
Median Time to Grant
Low
PTA Risk
Based on 85 resolved cases by this examiner. Grant probability derived from career allowance rate.

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