Prosecution Insights
Last updated: July 17, 2026
Application No. 18/846,051

A METHOD AND APPARATUS FOR SELECTING A TRANSPORT FORMAT FOR A RADIO TRANSMISSION

Non-Final OA §102§103
Filed
Sep 11, 2024
Priority
Mar 11, 2022 — nonprovisional of PCTEP2022056396
Examiner
DSOUZA, JOSEPH FRANCIS A
Art Unit
Tech Center
Assignee
Telefonaktiebolaget LM Ericsson
OA Round
1 (Non-Final)
86%
Grant Probability
Favorable
1-2
OA Rounds
5m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 86% — above average
86%
Career Allowance Rate
1176 granted / 1367 resolved
+26.0% vs TC avg
Moderate +10% lift
Without
With
+10.5%
Interview Lift
resolved cases with interview
Typical timeline
2y 3m
Avg Prosecution
25 currently pending
Career history
1385
Total Applications
across all art units

Statute-Specific Performance

§101
1.6%
-38.4% vs TC avg
§103
84.8%
+44.8% vs TC avg
§102
3.9%
-36.1% vs TC avg
§112
1.5%
-38.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1367 resolved cases

Office Action

§102 §103
CTNF 18/846,051 CTNF 81681 Notice of Pre-AIA or AIA Status 07-03-aia AIA 15-10-aia The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA. Specification 06-16 AIA Applicant is reminded of the proper language and format for an abstract of the disclosure. The abstract should be in narrative form and generally limited to a single paragraph on a separate sheet within the range of 50 to 150 words in length. The abstract should describe the disclosure sufficiently to assist readers in deciding whether there is a need for consulting the full patent text for details. The language should be clear and concise and should not repeat information given in the title . It should avoid using phrases which can be implied, such as, “The disclosure concerns,” “The disclosure defined by this invention,” “The disclosure describes,” etc. In addition, the form and legal phraseology often used in patent claims, such as “means” and “said,” should be avoided. The abstract of the disclosure is objected to because (1) The 1 st sentence information in the title (2) Th phrase “There is also/further/ provided ..” (4 times) can be implied (3) “Figure. 8”, which is not part of the Abstract, appears in the Abstract. A corrected abstract of the disclosure is required and must be presented on a separate sheet, apart from any other text. See MPEP § 608.01(b). Claim Rejections - 35 USC § 102 07-06 AIA 15-10-15 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. 07-07-aia AIA 07-07 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 – 07-08-aia AIA (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. 07-15 AIA Claim s 1 - 3, 5 - 6, 9, 11 - 16, 19 are rejected under 35 U.S.C. 102( a)(1 ) as being anticipated by WO2011096862A1 (hereafter WO862; which has been provided in the International Search Report) . Regarding claim 1, WO862 discloses a method, performed by a network node (Fig.1, network node 102; [0004] discloses “The interference 110 experienced in a network node 102, e.g. a base station, can be estimated by measuring, in the network node 102 …..”) , for selecting a transport format for a radio transmission ([0033] discloses selecting a modulation and coding scheme (MCS) based on the SINR; wherein the transport format is the MCS) , the method comprising: obtaining an estimate of expected Signal Interference to Noise Ratio, SINR, for the radio transmission ([0033]) ; determining a margin in dependence on a value of the estimate of SINR for the radio transmission ([0033]; [0034] discloses “ Given a probability distribution, e.g., of a SINR estimation error distribution, an IA margin is selected to achieve a predetermined radio link quality target …”; [0035]) ; and selecting a transport format for the radio transmission based on the estimate of SINR for the radio transmission and the margin ([0033]; [0038], last bullet) . Regarding claim 2, WO862 discloses the margin is a Link Adaptation Margin, LAM ([0033], 3 rd line). Regarding claim 3, WO862 discloses the margin is determined in dependence on a magnitude of the estimate of SINR for the radio transmission ([0034] discloses “ Given a probabili1ydistribution, e.g., of a SINR estimation error distribution, an IA margin is selected to achieve a predetermined radio link quali1y target, …”). Regarding claim 5, WO862 discloses the margin is selected from a plurality of margin values in dependence of the value of the estimate of SINR ([0052], line 5+ discloses “ From the one or more derived error distributions, an estimated link adaptation margin is derived in a step 210. One way 1D derive the estimated link adaptation margin is to derive it from the CDFs of the estimation error distributions at a certain quality target percentile, …”; hence from the above it is inherent that the plurality of margin values can be obtained from the error distribution). Claim 6 is similarly analyzed as claim 5. Two margin values would be a subset of the multiple margin values in claim 5. Regarding claim 9, WO862 discloses the margin is determined based on calculations of SINR estimation error in respect of previous transmissions (Fig. 5 shows SINR estimation errors; [0046], last 4 lines). Regarding claim 11, WO862 discloses the margin is determined in dependence on the value of the estimate of SINR ([0034], 4 th line – 8 th line discloses “ Given a probabili1ydistribution, e.g., of a SINR ….”) and based on at least one of: a service type of traffic carried by the radio transmission; a service requirement, such as one or more of: a reliability requirement, a latency requirement, a spectral efficiency requirement and a BLER requirement ([0034], 6 th line discloses BLER); environment conditions; allocation size of the radio transmission; whether the radio transmission is a re-transmission; and an outcome of a previous transmission over the same communications channel. Regarding claim 12, WO862 discloses the radio transmission is an uplink radio transmission or a downlink radio transmission ([0037] discloses “ The procedure of estimating a link adaptation margin can be applied for transmissions both in the uplink (UI) and the downlink (DI), i.e. in both network nodes and mobile terminals …”). Regarding claim 13, WO862 discloses obtaining the estimate of SINR for the radio communication comprises at least one of: estimating SINR based on reference signal measurements ([0050], line 3+ discloses “ Initially, a signal ransmitied from another network entity and interference are received in a step 202. The signal could comprise, e.g. user data or reference signals … Then, one or more estimates of parameters related to the quality of the radio link, such as e.g. SINR, or separately, received signal S and interference I are obtained in a step 204. ”); determining the estimate of SINR from one or more Channel State Information reports received from a user equipment; receiving the estimate of SINR; based on the outcome of one or more previous transmissions. Regarding claim 14, WO862 discloses the transport format is a transport block format ([0006], lines 2 discloses BLER, hence transport block inherent; claim 2 discloses BLER). Regarding claim 15, WO862 discloses the transport format is at least one of a modulation and coding scheme; a precoder and a number of layers for the transmission ([0033] discloses MCS). Regarding claim 16, WO862 discloses scheduling the radio transmission according to the selected transport format ([0048], line 7 discloses “… simultaneous transmission is scheduled or not,… .”; [0033] discloses MCS selected). Claim 19 is similarly analyzed as claim 1, with claim 19 reciting operations performed by a user equipment. WO862 discloses the method could be performed by any network entity ([0050], Fig. 2; [0031] discloses “ The -term "network entity'' is used as referring to both network nodes and mobile terminals ”; [0037] discloses “ The procedure of estimating a link adaptation margin can be applied for transmissions both in the uplink (UI) and the downlink (DI), i.e. in both network nodes and mobile terminals …”). Hence, the same could be performed by a UE . Claim Rejections - 35 USC § 103 07-06 AIA 15-10-15 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. 07-20-aia AIA 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. 07-21-aia AIA Claim s 4, 7 - 8 are rejected under 35 U.S.C. 103 as being unpatentable over WO2011096862A1 (hereafter WO862; which has been provided in the International Search Report) . Regarding claim 4, WO862 does not explicitly disclose the margin is selected according to a rule such that a smaller margin is selected for a lower estimate of SINR than for a higher estimate of SINR. However, this is obvious to try by one of ordinary skill in the art (Rationales for Obviousness (MPEP 2143, Rationale E) based on one of ordinary skill in the art knowing that a lower SINR has a larger probability of error (since more noise in the estimate) and a higher SINR has a lower probability of error (less noise in the estimate). Based on this, the margin for lower SINR could be chosen lower and for higher SINR, the margin could be chosen higher. Therefore, it would have been obvious to one having ordinary skill in the art, before the effective filing date of the invention, to use two margins based on high or low SINR because this would provide optimum margin values for each scenario. Regarding claim 7, WO862 does not explicitly disclose selecting the margin comprises selecting a first of the at least two margin values when the estimate of SINR exceeds a threshold and selecting a second of the at least two margin values when the estimate of SINR is lower than the threshold. However, WO862 discloses “ Given a probability distribution, e.g., of a SINR estimation error distribution, an IA margin is selected to achieve a predetermined radio link quality target, …” ([0037], line 2+). Hence, the margin values can be selected based on SINR and error distribution and one of ordinary skill in the art can select different margins based on different SINR values defined by thresholds (low and high). Therefore, it would have been obvious to one having ordinary skill in the art, before the effective filing date of the invention, to use two margins based on high or low SINR because this would provide optimum margin values for each scenario. Regarding claim 8, WO862 discloses at least one of the margin values is a value interpolated or extrapolated from at least two other of the plurality of margin values ([0052], line 5+ discloses “ From the one or more derived error distributions, an estimated link adaptation margin is derived in a step 210. One way 1D derive the estimated link adaptation margin is to derive it from the CDFs of the estimation error distributions at a certain quality target percentile, …”; hence from the above it is inherent that the plurality of margin values can be obtained from the error distribution). Interpolation or extrapolation between the two is obvious to try or an obvious variation (Rationales for Obviousness (MPEP 2143, Rationales E & F)). Therefore, it would have been obvious to one having ordinary skill in the art, before the effective filing date of the invention, to use interpolation or extrapolation of the margin values because this would provide values in between or outside the obtained range, as is well known in the art 07-21-aia AIA Claim 10 is rejected under 35 U.S.C. 103 as being unpatentable over WO2011096862A1 (hereafter WO862; which has been provided in the International Search Report) in view of Ruijter (US 20210242894 A1) . Regarding claim 10, WO862 discloses the margin is selected from a plurality of margin values in dependence of the value of the estimate of SINR ([0034], lines 4 - 9). WO862 does not disclose at least one of the plurality of margin values is determined based on calculations of SINR estimation error in respect of previous radio transmissions. In the same field of endeavor, however, Ruijter discloses at least one of the plurality of margin values is determined based on calculations of SINR estimation error in respect of previous radio transmissions ([0118] discloses “ The selection may be based on previous transmissions. As examples, the technique described in the IEEE 802.15.4-2020 standard is called link margin (obtained from a previous transmission) information element (IE). As examples, Packet Success Rate, RSSI, etc., may be used, as desired .”). Therefore, it would have been obvious to one having ordinary skill in the art, before the effective filing date of the invention, to use the link margin from the previous transmission, as disclosed by Ruijter, in the system of WO862 because this would avoid the need for obtaining it again, thereby reducing the “pre-data transmission” time . 07-21-aia AIA Claim s 17 – 18, 20 are rejected under 35 U.S.C. 103 as being unpatentable over WO2011096862A1 (hereafter WO862; which has been provided in the International Search Report) in view of Gaal et al. (US 20210377088 A1) . Regarding claim 17, WO862 discloses a network node (Fig.1, network node 102; [0004] discloses “The interference 110 experienced in a network node 102, e.g. a base station, can be estimated by measuring, in the network node 102 …..”) comprising : processing circuitry configured to (Fig. 3, processor 312; [0022]; [0055] discloses “… adapted to enable the performance of the above described procedure in a network entity 301, will be described with reference to figure 3 ….”): obtain an estimate of expected Signal Interference to Noise Ratio, SINR, for a radio transmission ([0033]) ; determine a margin in dependence on a value of the estimate of SINR ([0033]; [0034] discloses “ Given a probability distribution, e.g., of a SINR estimation error distribution, an IA margin is selected to achieve a predetermined radio link quality target …”; [0035]) ; and select a transport format for the radio transmission based on the estimate of SINR for the radio transmission and the margin ([0033] discloses selecting a modulation and coding scheme (MCS) based on the SINR; wherein the transport format is the MCS; [0038], last bullet) . WO862 does not disclose power suppl y circuitry configured to supply power to the processing circuitry. In the same field of endeavor, however, Gaal discloses power supply circuitry configured to supply power to the processing circuitry (Fig. 29, power supply 2918; [0169], especially last sentence discloses “ In other aspects, the cellular baseband processor 2904 may be a component of the base station 310 or the entire base station 310 “). Therefore, it would have been obvious to one having ordinary skill in the art, before the effective filing date of the invention, to use the power supply, as disclosed by Gaal, in the system of WO862 because this would provide power needed for operating components in the network node/base station. Regarding claim 18, WO862 discloses the margin is a Link Adaptation Margin, LAM ([0033], 3 rd line). Claim 20 is similarly analyzed as claim 17, with claim 20 reciting operations performed by a user equipment. WO862 discloses the method could be performed by any network entity ([0050], Fig. 2; [0031] discloses “ The -term "network entity'' is used as referring to both network nodes and mobile terminals ”; [0037] discloses “ The procedure of estimating a link adaptation margin can be applied for transmissions both in the uplink (UI) and the downlink (DI), i.e. in both network nodes and mobile terminals …”). Hence, the same could be performed by a UE. Further, Gaal discloses power supply for UE ([0169] discloses “… in another configuration, the apparatus 2902 may be the entire UE (e.g., see 350 of FIG. 3) and include the additional modules of the apparatus 2902 ”). Other Prior Art Cited The prior art made of record and not relied upon is considered pertinent to the applicant’s disclosure. The following patents/publications are cited to further show the state of the art with respect to selecting transmission formats and link margin determination: Pelletier et al. (US 9345039 B2) discloses Device-to-device (D2D) Link Adaptation. Furuskar et al. (US 8681721 B2) discloses Method for Link Adaptation with A Signal Quality Margin Based On The Bandwidth. Chuang et al. (US 7502340 B1) discloses Method and System for Integrated Link Adaptation and Power Control to Improve Error and Throughput Performance in Wireless Packet Networks. Leung et al. (US 20090010242 A1) discloses System and Method for Estimating Interference in A Packet-based Wireless Network. Contact Information Any inquiry concerning this communication or earlier communications from the examiner should be directed to ADOLF DSOUZA whose telephone number is (571)272-1043. The examiner can normally be reached Mon - Fri 9 AM - 5 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, Chieh M Fan can be reached at 571-272-3042. 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. /ADOLF DSOUZA/Primary Examiner, Art Unit 2632 Application/Control Number: 18/846,051 Page 2 Art Unit: 2632 Application/Control Number: 18/846,051 Page 3 Art Unit: 2632 Application/Control Number: 18/846,051 Page 4 Art Unit: 2632 Application/Control Number: 18/846,051 Page 5 Art Unit: 2632 Application/Control Number: 18/846,051 Page 6 Art Unit: 2632 Application/Control Number: 18/846,051 Page 8 Art Unit: 2632 Application/Control Number: 18/846,051 Page 9 Art Unit: 2632 Application/Control Number: 18/846,051 Page 10 Art Unit: 2632 Application/Control Number: 18/846,051 Page 11 Art Unit: 2632 Application/Control Number: 18/846,051 Page 13 Art Unit: 2632
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Prosecution Timeline

Sep 11, 2024
Application Filed
Jun 17, 2026
Non-Final Rejection mailed — §102, §103 (current)

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Prosecution Projections

1-2
Expected OA Rounds
86%
Grant Probability
96%
With Interview (+10.5%)
2y 3m (~5m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1367 resolved cases by this examiner. Grant probability derived from career allowance rate.

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