Prosecution Insights
Last updated: April 19, 2026
Application No. 18/272,066

CONFIGURE IAB FREQUENCY-DOMAIN RESOURCE UTILIZATION

Non-Final OA §102
Filed
Jul 12, 2023
Examiner
O CONNOR, BRIAN T
Art Unit
2465
Tech Center
2400 — Computer Networks
Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
OA Round
1 (Non-Final)
85%
Grant Probability
Favorable
1-2
OA Rounds
2y 11m
To Grant
94%
With Interview

Examiner Intelligence

Grants 85% — above average
85%
Career Allow Rate
753 granted / 885 resolved
+27.1% vs TC avg
Moderate +8% lift
Without
With
+8.4%
Interview Lift
resolved cases with interview
Typical timeline
2y 11m
Avg Prosecution
36 currently pending
Career history
921
Total Applications
across all art units

Statute-Specific Performance

§101
7.0%
-33.0% vs TC avg
§103
45.5%
+5.5% vs TC avg
§102
33.1%
-6.9% vs TC avg
§112
9.1%
-30.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 885 resolved cases

Office Action

§102
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 . This office action is in response to Applicant’s preliminary amendment filed on 7/12/2023. Claims 1-10, 13, 15-19, 21, 28-31, and 37 are currently pending 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. Claims 1-10, 13, 15-19, 21, 28-31, and 37 are rejected under 35 U.S.C. 102(a)(2) as being anticipated by You et al. (US 2023/0126621 A1; hereafter YOU). With respect to claim 1, YOU discloses a method performed by a network node (gNB of FIG 22(a); eNB of FIG 22(b); eNB of FIG 22(c)) that implements a centralized network function unit for frequency-domain resource utilization configuration of an Integrated Access and Backhaul (IAB) node (IAB-donor or IAD-node in FIG. 22), the method comprising: determining a configurable frequency part size(s) for a frequency-domain resource utilization configuration of an IAB node (IAB-donor or IAD-node in FIG. 22); determining a mode of frequency-domain resource utilization for each of at least some of a plurality of frequency parts of an available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22), the available bandwidth being divided into the plurality of frequency parts in accordance with the configurable frequency part size(s) (paragraphs [0359], [0412], [0413]); and sending the frequency-domain resource utilization configuration to the IAB node (IAB-donor or IAD-node in FIG. 22), the frequency-domain resource utilization configuration comprising information that indicates the mode of frequency-domain resource utilization for each of the at least some of the plurality of frequency parts (paragraphs [0359], [0412], [0413]) of the available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 2, YOU further discloses the method of claim 1 wherein the frequency-domain resource utilization configuration of the IAB node (IAB-donor or IAD-node in FIG. 22) comprises one or more of a frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]) for a Distributed Unit (DU) of the IAB node (IAB-donor or IAD-node in FIG. 22), a frequency-domain resource utilization configuration for a Mobile Termination (MT) (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of the IAB node (IAB-donor or IAD-node in FIG. 22), or a frequency-domain resource utilization configuration for an access link between the IAB node and (IAB-donor or IAD-node in FIG. 22) a User Equipment (UE) (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23). With respect to claim 3, YOU further discloses the method of claim 1 wherein determining the mode of frequency-domain resource utilization for each of the at least some of the plurality of frequency parts of the available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22) comprises determining the mode of frequency-domain resource utilization for each of the plurality of frequency parts of the available bandwidth (paragraphs [0359], [0412], [0413]) of the IAB node (IAB-donor or IAD-node in FIG. 22), and the frequency-domain resource utilization configuration comprises information that indicates the mode of frequency-domain resource utilization for each of the plurality of frequency parts of the available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 4, YOU further discloses the method of claim 1 wherein, for each frequency part of the at least some of the plurality of frequency parts of the available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22), the mode of frequency-domain resource utilization for the frequency part is either Hard, Soft, or Not Available (paragraphs [0430], [0439], [0440], and [0442]). With respect to claim 5, YOU further discloses the method of claim 1 wherein determining the configurable frequency part size for the frequency-domain resource utilization configuration of the IAB node comprises determining the configurable frequency part size for the frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]) of the IAB node (IAB-donor or IAD-node in FIG. 22) such that the configurable frequency part size is a multiple of a size of a frequency part used for communication (paragraphs [0359], [0412], [0413]) among the network node, a parent IAB node of the IAB node (IAB-donor or IAD-node in FIG. 22), a Termination unit (MT) (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of the IAB node (IAB-donor or IAD-node in FIG. 22), a child IAB node of the IAB node (IAB-donor or IAD-node in FIG. 22), and/or a wireless communication device in a respective cellular communications system. With respect to claim 6, YOU further discloses the method of claim 1 wherein determining the configurable frequency part size for the frequency-domain resource utilization configuration of the IAB node comprises determining the configurable frequency part size for the frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]) of the IAB node (IAB-donor or IAD-node in FIG. 22) such that the configurable frequency part size is a multiple of a size of a resource block group (RBG) (paragraphs [0359], [0412], [0413]). With respect to claim 7, YOU further discloses the method of claim 1 wherein determining the configurable frequency part size for the frequency-domain resource utilization configuration of the IAB node (IAB-donor or IAD-node in FIG. 22) comprises determining the configurable frequency part size for the frequency-domain resource utilization configuration of the IAB node (IAB-donor or IAD-node in FIG. 22) such that the configurable frequency part size is one or more consecutive resource blocks in the frequency-domain (paragraphs [0359], [0412], [0413]). With respect to claim 8, YOU further discloses the method of claim 1 wherein determining the configurable frequency part size for the frequency-domain resource utilization configuration of the IAB node (IAB-donor or IAD-node in FIG. 22) comprises determining the configurable frequency part size for the frequency-domain resource utilization configuration of the IAB node (IAB-donor or IAD-node in FIG. 22) based on information about a frequency-domain resource condition (paragraphs [0359], [0412], [0413]) between an IAB Mobile Termination unit (MT) of the IAB node (IAB-donor or IAD-node in FIG. 22) and an IAB Distributed Unit (DU) of the IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 9, YOU further discloses the method of claim 8, wherein the MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of the IAB node (IAB-donor or IAD-node in FIG. 22) establishes a communication interface or channel towards a parent IAB node and the DU of the IAB node (IAB-donor or IAD-node in FIG. 22) establishes a communication interface or channel to a wireless communication device (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) and/or establishes a communication interface or channel to the MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of a child IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 10, YOU further discloses the method of claim 1 wherein determining the configurable frequency part size for the frequency-domain resource utilization configuration of the IAB node (IAB-donor or IAD-node in FIG. 22) comprises determining the configurable frequency part size for the frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]) of the IAB node (IAB-donor or IAD-node in FIG. 22) based on information about a desired configurable frequency part size of the IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 13, YOU discloses a network node that implements a centralized network function unit for frequency-domain resource utilization configuration of an Integrated Access and Backhaul (IAB) node (IAB-donor or IAD-node in FIG. 22), the network node comprising processing circuitry configured to cause the network node to: determine a configurable frequency part size(s) for a frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]) of an IAB node (IAB-donor or IAD-node in FIG. 22); determine a mode of frequency-domain resource utilization for each of at least some of a plurality of frequency parts of an available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22), the available bandwidth being divided into the plurality of frequency parts in accordance with the configurable frequency part size(s) (paragraphs [0359], [0412], [0413]); and send the frequency-domain resource utilization configuration to the IAB node (IAB-donor or IAD-node in FIG. 22), the frequency-domain resource utilization configuration comprising information that indicates the mode of frequency-domain resource utilization for each of the at least some of the plurality of frequency parts of the available bandwidth (paragraphs [0359], [0412], [0413]) of the IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 15, YOU discloses a method performed by an Integrated Access and Backhaul (IAB) node (IAB-donor or IAD-node in FIG. 22), the method comprising: receiving a frequency-domain resource utilization configuration from a network node, the frequency-domain resource utilization configuration comprising information that indicates a mode of frequency-domain resource utilization (paragraphs [0359], [0412], [0413]) for each of at least some of a plurality of frequency parts of an available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22); and determining a frequency-domain resource usage of an IAB Mobile Termination unit (IAB-MT) (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of the IAB node and an IAB Distributed Unit (IAB-DU) of the IAB node (704) (IAB-donor or IAD-node in FIG. 22) based on the frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]). With respect to claim 16, YOU further discloses the method of claim 15, wherein the IAB-MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of the IAB node (IAB-donor or IAD-node in FIG. 22) establishes a communication interface or channel towards a parent IAB node, and the IAB-DU of the IAB node (IAB-donor or IAD-node in FIG. 22) establishes a communication interface or channel to a wireless communication device (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) and/or establishes a communication interface or channel to a MT of a child IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 17, YOU further discloses the method of claim 15 further comprising operating in accordance with the determined frequency-domain resource usage. With respect to claim 18, YOU further discloses the method of claim 15 wherein, for each frequency part of the at least some of the plurality of frequency parts of the available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22), the mode of frequency-domain resource utilization (paragraphs [0359], [0412], [0413]) for the frequency part is either Hard, Soft, or Not Available (paragraphs [0430], [0439], [0440], and [0442]). With respect to claim 19, YOU further discloses the method of claim 15 wherein the frequency-domain resource utilization configuration comprises information that indicates the mode of frequency-domain resource utilization (paragraphs [0359], [0412], [0413]) for each of the plurality of frequency parts of the available bandwidth of the IAB node (IAB-donor or IAD-node in FIG. 22). With respect to claim 21, YOU further discloses the method of claim 15 wherein a size of the plurality of frequency parts is a multiple of a size of a frequency part used for communication among the network node, a parent IAB node of the IAB node (IAB-donor or IAD-node in FIG. 22), the IAB-MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of the IAB node (IAB-donor or IAD-node in FIG. 22), a child IAB node of the IAB node (IAB-donor or IAD-node in FIG. 22) and/or a wireless communication device (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) in a respective cellular communications system. With respect to claim 28, YOU further discloses the method of claim 15 wherein determining the frequency-domain resource usage of the IAB-MT of the IAB node and the IAB-DU of the IAB node (IAB-donor or IAD-node in FIG. 22) comprises: determining, based on the frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]), that there is interference (paragraphs [0190], [0236], [0237], [0329], and [0331]) between the mode of frequency-domain resource utilization configuration of a frequency part at the IAB-DU and the mode of frequency-domain resource utilization configuration of an adjacent frequency part at the IAB-MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23), and responsive thereto: performing one or more actions to determine the frequency-domain resource usage (paragraphs [0359], [0412], [0413]) in such a manner as to mitigate the interference (paragraphs [0190], [0236], [0237], [0329], and [0331]). With respect to claim 29, YOU further discloses the method of claim 28 wherein, for a frequency part that is indicated by the frequency-domain resource utilization configuration as a Hard resource, performing one or more actions to determine the frequency-domain resource usage in such a manner as to mitigate the interference comprises: determining to use the frequency part according to its configuration (paragraphs [0359], [0412], [0413]) as a Hard resource irrespective of an impact of such use on an ability of the IAB-MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) to transmit or receive in the same frequency part only if such use does not impact an ability of the IAB-MT to transmit and receive in any other frequency part (paragraphs [0190], [0236], [0237], [0329], and [0331]); or determining to use the frequency part according to its configuration as a Hard resource irrespective of an impact of such use on an ability of the IAB MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) to transmit or receive in any frequency part (paragraphs [0190], [0236], [0237], [0329], and [0331]). With respect to claim 30, YOU further discloses the method of claim 28 wherein, for a frequency part that is indicated by the frequency-domain resource utilization configuration as a Soft resource, performing the one or more actions to determine the frequency-domain resource usage in such a manner as to mitigate the interference comprises: determining to use the frequency part according to its configuration (paragraphs [0359], [0412], [0413]) as a Soft resource only if such use does not impact an ability of the IAB-MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) to transmit or receive in any frequency part (paragraphs [0190], [0236], [0237], [0329], and [0331]); or determining to use the frequency part according to its configuration as a Soft resource only if such use does not impact an ability of the IAB-MT (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) to transmit or receive in the same frequency part (paragraphs [0190], [0236], [0237], [0329], and [0331]). With respect to claim 31, YOU further discloses the method of claim 28 wherein, for a frequency part that is indicated by the frequency-domain resource utilization configuration as a Not Available resource, performing the one or more actions to determine the frequency-domain resource usage in such a manner as to mitigate the interference comprises determining not to use the frequency part (paragraphs [0190], [0236], [0237], [0329], and [0331]) according to its configuration (paragraphs [0359], [0412], [0413]) as a Not Available resource (paragraphs [0430], [0439], [0440], and [0442]). With respect to claim 37, YOU discloses an Integrated Access and Backhaul node (IAB-donor or IAD-node in FIG. 22) comprising processing circuitry configured to cause the IAB node (IAB-donor or IAD-node in FIG. 22) to: receive a frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]) from a network node, the frequency-domain resource utilization configuration comprising information that indicates a mode of frequency-domain resource utilization for each of at least some of a plurality of frequency parts of an available bandwidth (paragraphs [0359], [0412], [0413]) of the IAB node (IAB-donor or IAD-node in FIG. 22); and determine a frequency-domain resource usage of an IAB Mobile Termination unit (IAB-MT) (UE of FIG 22(a), (b), and (c); UE 1, UE2, UE 3 of FIG. 23) of the IAB node (IAB-donor or IAD-node in FIG. 22) and an IAB Distributed Unit (IAB-DU) of the IAB node (IAB-donor or IAD-node in FIG. 22) based on the frequency-domain resource utilization configuration (paragraphs [0359], [0412], [0413]). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to Brian T O'Connor whose telephone number is (571)270-1081. The examiner can normally be reached Mon-Fri Flex 10am-6:30pm. 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, Gary Mui can be reached at 571-270-1420. 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. /BRIAN T O CONNOR/Primary Examiner, Art Unit 2465 February 21, 2026
Read full office action

Prosecution Timeline

Jul 12, 2023
Application Filed
Feb 21, 2026
Non-Final Rejection — §102 (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
85%
Grant Probability
94%
With Interview (+8.4%)
2y 11m
Median Time to Grant
Low
PTA Risk
Based on 885 resolved cases by this examiner. Grant probability derived from career allow rate.

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