Prosecution Insights
Last updated: October 02, 2026
Application No. 18/358,179

USE OF CUSTOMIZED FREQUENCY ROTATION FOR PUNCTURED CHANNELS

Non-Final OA §112
Filed
Jul 25, 2023
Examiner
NG, CHRISTINE Y
Art Unit
Tech Center
Assignee
Intel Corporation
OA Round
1 (Non-Final)
83%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
87%
With Interview

Examiner Intelligence

Grants 83% — above average
83%
Career Allowance Rate
610 granted / 736 resolved
+22.9% vs TC avg
Minimal +4% lift
Without
With
+4.4%
Interview Lift
resolved cases with interview
Typical timeline
3y 1m
Avg Prosecution
29 currently pending
Career history
758
Total Applications
across all art units

Statute-Specific Performance

§101
3.9%
-36.1% vs TC avg
§103
56.6%
+16.6% vs TC avg
§102
14.4%
-25.6% vs TC avg
§112
17.9%
-22.1% vs TC avg
Black line = Tech Center average estimate • Based on career data from 736 resolved cases

Office Action

§112
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 § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 3, 4, 11, and 13 rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. a) Claim 3 line 2: “the predetermined PAPR threshold” should be changed to -- the predetermined PAPR threshold value -- of claim 2 lines 3-4. b) Claim 4 line 6: “the respective maximum plurality of PAPR values”. c) Claim 11: the limitation “… with each of the frequency rotation values from among the set of frequency rotation values being different from one another and corresponding to each respective one of the plurality of channel configurations … ” (lines 7-9) is similar to the limitation “… wherein the frequency rotation values are selected from among a set of frequency rotation values, with each one of the set of frequency rotation values being different from one another and corresponding to each respective one of the plurality of channel configurations … ” (lines 12-14). d) Claim 11 line 10: “the selected channel configuration” lacks antecedent basis. e) Claim 13 line 2: “the predetermined PAPR threshold” should be changed to -- the predetermined PAPR threshold value -- of claim 12 line 4. Allowable Subject Matter Claims 1-20 are allowed (pending 35 U.S.C. 112(b) rejections). The following is an examiner’s statement of reasons for allowance (pending 35 U.S.C. 112(b) rejections): Independent claim 1: U.S. Publication No. 20150139119 to Azizi et al disclose in Figures 1-6 and Sections 0037-0038, 0049, 0050, 0058, 0061, and 0072-0075 an AP (master station 102), comprising: Processing circuitry (such as processor 506 of Figure 5) configured to: Determine, from among a plurality of channel configurations, a channel configuration of a wireless channel. Figures 3-4 shows an OFDMA subchannel configuration for 20 MHz channels, wherein there are a plurality of subchannel configurations 312A, 312B, 312C, 312D, 312E and 312F of a 20 MHz channel. Master station 102 determines a channel configuration of a wireless channel from the plurality of channel configurations of Figures 3-4. Step 606: master station transmits a HEW signal field for each 20 MHz channel to include an indicator to indicate a subchannel configuration of the associated 20 MHz channel. The HEW signal field for each 20 MHz channel may be configured to include information for communicating within the subchannels during an OFDMA control period including a MCS indicator and length indicator for the minimum bandwidth units. Wherein each one of the plurality of channel configurations identifies a plurality of sub-channels within the wireless channel … Figures 3-4 shows an OFDMA subchannel configuration for 20 MHz channels, wherein there are a plurality of subchannel configurations 312A, 312B, 312C, 312D, 312E and 312F of a 20 MHz channel. … … A transmitter (such as antenna of Figure 5) configured to transmit data via the wireless channel using the determined channel configuration … Master station 102 transmits data using the determined channel configuration as indicated by the HEW signal field for each 20 MHz channel. Refer to Sections 0024-0077. Azizi et al do not disclose … wherein each one of the plurality of channel configurations identifies a plurality of sub-channels within the wireless channel in accordance with a communication protocol … U.S. Publication No. 20240171322 to Balasubramian et al disclose in Figures 1-13 and Sections 0038, 0044, 0060, 0083, 0108, and 0109 wherein UE receives a feedback channel configuration from BS, wherein the feedback channel configuration indicates feedback resources 320. The feedback channel configuration indicates a mapping between sub-channels (e.g., sub-channels of slot 305) and the feedback resources 320. There are a plurality of feedback channel configurations that can operate according to protocols such as P2P, D2D, and V2X. Refer to Sections 0038-0205. Azizi et al and Balasubramian et al do not disclose … wherein each one of the plurality of channel configurations identifies a plurality of sub-channels within the wireless channel in accordance with a communication protocol, with one of the plurality of sub-channels being punctured at a spectral location within the wireless channel … U.S. Publication No. 20240380516 to Wu et al (support found in Provisional Application No. 63502018) disclose in Figures 1-14 and Sections 0127-0133 wherein a sub-channel is punctured according to a puncture pattern of a spectrum within a channel. Refer to Sections 0034-0208. Azizi et al, Balasubramian et al, and Wu et al do not disclose … apply … frequency rotation values to the plurality of sub-channels within the wireless channel; … ; and a transmitter configured to transmit data via the wireless channel using the determined channel configuration … the application of the selected frequency rotation values to the respective sub-channels within the wireless channel. U.S. Publication No. 20060203935 to Li et al disclose in Figures 1-3 and Sections 0034-0048 wherein a system rotates sub-channels in the frequency domain, so that frequency rotation is applied to sub-channels in the channel for transmission. Refer to Sections 0007-0059. Azizi et al and Balasubramian et al, Wu et al, and Li et al do not disclose … wherein the frequency rotation values are selected from among a set of frequency rotation values, with each of the frequency rotation values from among the set of frequency rotation values being different from one another … U.S. Publication No. 20050002361 to Dick et al disclose in Figures 1-16 and Sections 0084-0087 wherein a system selects frequency rotation values from a set of frequency rotation values for channels. Frequency rotation values can be selected from frequency rotation values of (f01, f02, f03, f04, f05,) = (-200 Hz, -100 Hz, 0, 100 Hz, 200 Hz) with a spacing of 100 Hz in between. Each frequency rotation value is different from one another. Refer to Sections 0051-0096. However, none of the prior art disclose the limitations “… apply, for the determined channel configuration, frequency rotation values to the plurality of sub-channels within the wireless channel, wherein the frequency rotation values are selected from among a set of frequency rotation values, with each of the frequency rotation values from among the set of frequency rotation values being different from one another and corresponding to each respective one of the plurality of channel configurations; and a transmitter configured to transmit data via the wireless channel using the determined channel configuration in accordance with the application of the selected frequency rotation values to the respective sub-channels within the wireless channel.”, and can be logically combined with Aziz et al, Balasubramian et al, Wu et al, Li et al, and Dick et al. Independent claim 11: U.S. Publication No. 20150139119 to Azizi et al disclose in Figures 1-6 and Sections 0037-0038, 0049, 0050, 0058, 0061, and 0072-0075 a non-transitory computer readable medium (such as memory 508 of Figure 5 storing instructions) having instructions stored thereon that, when executed by one or more processors (such as processor 506 of Figure 5) of a wireless communication device (master station 102), cause the wireless communication device to: Determine, from among a plurality of channel configurations, a channel configuration of a wireless channel. Figures 3-4 shows an OFDMA subchannel configuration for 20 MHz channels, wherein there are a plurality of subchannel configurations 312A, 312B, 312C, 312D, 312E and 312F of a 20 MHz channel. Master station 102 determines a channel configuration of a wireless channel from the plurality of channel configurations of Figures 3-4. Step 606: master station transmits a HEW signal field for each 20 MHz channel to include an indicator to indicate a subchannel configuration of the associated 20 MHz channel. The HEW signal field for each 20 MHz channel may be configured to include information for communicating within the subchannels during an OFDMA control period including a MCS indicator and length indicator for the minimum bandwidth units. Wherein each one of the plurality of channel configurations identifies a plurality of sub-channels within the wireless channel … Figures 3-4 shows an OFDMA subchannel configuration for 20 MHz channels, wherein there are a plurality of subchannel configurations 312A, 312B, 312C, 312D, 312E and 312F of a 20 MHz channel. … … Cause data to be transmitted (such as antenna of Figure 5) via the wireless channel using the determined channel configuration … Master station 102 transmits data using the determined channel configuration as indicated by the HEW signal field for each 20 MHz channel. Refer to Sections 0024-0077. Azizi et al do not disclose … wherein each one of the plurality of channel configurations identifies a plurality of sub-channels within the wireless channel in accordance with a communication protocol … U.S. Publication No. 20240171322 to Balasubramian et al disclose in Figures 1-13 and Sections 0038, 0044, 0060, 0083, 0108, and 0109 wherein UE receives a feedback channel configuration from BS, wherein the feedback channel configuration indicates feedback resources 320. The feedback channel configuration indicates a mapping between sub-channels (e.g., sub-channels of slot 305) and the feedback resources 320. There are a plurality of feedback channel configurations that can operate according to protocols such as P2P, D2D, and V2X. Refer to Sections 0038-0205. Azizi et al and Balasubramian et al do not disclose … apply … frequency rotation values to the plurality of sub-channels within the wireless channel; … ; and a transmitter configured to transmit data via the wireless channel using the determined channel configuration … the application of the selected frequency rotation values to the respective sub-channels within the wireless channel. U.S. Publication No. 20060203935 to Li et al disclose in Figures 1-3 and Sections 0034-0048 wherein a system rotates sub-channels in the frequency domain, so that frequency rotation is applied to sub-channels in the channel for transmission. Refer to Sections 0007-0059. Azizi et al and Balasubramian et al, and Li et al do not disclose … wherein each one of the plurality of channel configurations identifies a plurality of sub-channels within the wireless channel in accordance with a communication protocol with each of the frequency rotation values from among the set of frequency rotation values being different from one another … ; … wherein the frequency rotation values are selected from among a set of frequency rotation values, with each of the frequency rotation values from among the set of frequency rotation values being different from one another … U.S. Publication No. 20050002361 to Dick et al disclose in Figures 1-16 and Sections 0084-0087 wherein a system selects frequency rotation values from a set of frequency rotation values for channels. Frequency rotation values can be selected from frequency rotation values of (f01, f02, f03, f04, f05,) = (-200 Hz, -100 Hz, 0, 100 Hz, 200 Hz) with a spacing of 100 Hz in between. Each frequency rotation value is different from one another. Refer to Sections 0051-0096. However, none of the prior art disclose the limitations “… wherein each one of the plurality of channel configurations identifies a plurality of sub-channels within the wireless channel in accordance with a communication protocol, with each of the frequency rotation values from among the set of frequency rotation values being different from one another and corresponding to each respective one of the plurality of channel configurations; … ; apply, for the determined channel configuration, frequency rotation values to the plurality of sub-channels within the wireless channel, wherein the frequency rotation values are selected from among a set of frequency rotation values, with each of the frequency rotation values from among the set of frequency rotation values being different from one another and corresponding to each respective one of the plurality of channel configurations; and a transmitter configured to transmit data via the wireless channel using the determined channel configuration in accordance with the application of the selected frequency rotation values to the respective sub-channels within the wireless channel.”, and can be logically combined with Aziz et al, Balasubramian et al, Li et al, and Dick et al. Any comments considered necessary by applicant must be submitted no later than the payment of the issue fee and, to avoid processing delays, should preferably accompany the issue fee. Such submissions should be clearly labeled “Comments on Statement of Reasons for Allowance.” Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. U.S. Publication No. 20030147365 to Terasawa et al disclose in Figures 1-18 and Sections 0046-0054 wherein a device comprises a plurality of independently configurable channels; each channel has an unique combination of decimation and frequency rotation. Refer to Sections 0032-0126. U.S. Publication No. 20120063429 to Yang et al disclose in Figures 1-13 and Sections 0094-0098 wherein at an AP or UE, operations include frequency-interleaving up to eight spatial streams for transmission on channels having widths of about 80 MHz, wherein the frequency interleaving comprises performing frequency rotation for each of the spatial streams based on a frequency rotation index=[0 4 2 6 1 5 3 7], as supported by IEEE 802.11ac or a subsequent amendment to the IEEE 802.11 standard. Refer to Sections 0051-0119. U.S. Publication No. 20090296739 to Sakai et al disclose in Figures 1-13 and Sections 0109-0123 wherein rotation processing is processing to rotate the data corresponding to the subchannel to be an object in each slot column in the time axis direction to the frequency direction; since data corresponding to the subchannel to be the object in each slot column in the time axis direction is rotated in the frequency direction, allocation is changed. Refer to Sections 0040-0140. Any inquiry concerning this communication or earlier communications from the examiner should be directed to CHRISTINE Y NG whose telephone number is (571)272-3124. The examiner can normally be reached M-F 12pm-9pm. 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, Ricky Ngo can be reached at 5712723139. 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. /Christine Ng/ Examiner, AU 2464 August 11, 2026
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Prosecution Timeline

Jul 25, 2023
Application Filed
Sep 01, 2023
Response after Non-Final Action
Aug 27, 2026
Non-Final Rejection mailed — §112 (current)

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Prosecution Projections

1-2
Expected OA Rounds
83%
Grant Probability
87%
With Interview (+4.4%)
3y 1m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 736 resolved cases by this examiner. Grant probability derived from career allowance rate.

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