Prosecution Insights
Last updated: September 18, 2026
Application No. 18/993,454

DIRECTIONALITY CALIBRATION IN WIRELESS COMMUNICATION

Non-Final OA §102
Filed
Jan 10, 2025
Priority
Jul 15, 2022 — provisional 63/368,598 +1 more
Examiner
HU, JINSONG
Art Unit
Tech Center
Assignee
Cohere Technologies Inc.
OA Round
1 (Non-Final)
80%
Grant Probability
Favorable
1-2
OA Rounds
1y 12m
Est. Remaining
76%
With Interview

Examiner Intelligence

Grants 80% — above average
80%
Career Allowance Rate
143 granted / 179 resolved
+19.9% vs TC avg
Minimal -4% lift
Without
With
+-4.1%
Interview Lift
resolved cases with interview
Typical timeline
3y 8m
Avg Prosecution
7 currently pending
Career history
185
Total Applications
across all art units

Statute-Specific Performance

§101
21.1%
-18.9% vs TC avg
§103
30.0%
-10.0% vs TC avg
§102
25.0%
-15.0% vs TC avg
§112
18.6%
-21.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 179 resolved cases

Office Action

§102
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 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 1-6 and 26-38 are rejected under 35 U.S.C. 102(a)(2) as being anticipated by Yang et al. (US PUB 2023/0184868). As per claim 1, Yang teaches the invention as claimed including a method of wireless communication [Fig. 1], comprising: performing a first measurement of a wavefront received at a first antenna of a base station configured to provide a wireless communication access to user devices in a coverage area [par. 29, 47-48, 56-57]; performing a second measurement of the wavefront received at a second antenna of the base station, wherein the first antenna and the second antenna are separated by a separation distance along a direction [par. 29, 47-48, 56-57]; deriving a compensation factor from the first measurement and the second measurement [correction values 231, par. 59], wherein the compensation factor is used for estimating an estimated angle of arrival (AOA) [par. 59-61, 66-68]; and performing subsequent communication by applying the compensation factor to an outgoing or an incoming signal waveform to or from a user device [external device, par. 69-80]. As per claim 2, Yang teaches wherein the compensation factor is applied to a component of the incoming signal waveform received via the first antenna or the second antenna, or the compensation factor is applied to a component of an outgoing signal waveform transmitted via the first antenna or the second antenna [par. 63-69]. As per claim 3, Yang teaches wherein the compensation factor is applied by: applying a first compensation factor to a first component of the incoming signal waveform received via the first antenna and a second compensation factor to a second component of the incoming signal waveform received via the second antenna, or applying a first compensation factor to a first component of the outgoing signal waveform transmitted via the first antenna and a second compensation factor to a second component of the outgoing signal waveform transmitted via the second antenna [par. 66, 72]. As per claim 4, Yang teaches wherein an amplitude or a phase of the compensation factor is a function of frequency [par. 82, 92]. As per claim 5, Yang teaches wherein the compensation factor is stored in a calibration table and periodically estimated [par. 63-65, 102-108]. As per claim 6, Yang teaches wherein cloud computing resources are used to estimate the AOA or to determine the compensation factor for the user devices [par. 63-72]. As per claim 26, Yang teaches wherein an amplitude or a phase of the compensation factor is a function of frequency [par. 82-92]. As per claim 27, Yang teaches wherein the compensation factor is stored in a calibration table and periodically estimated [par. 63-65, 102-108]. As per claim 28, Yang teaches wherein an amplitude or a phase of the compensation factor is a function of frequency [par. 82-92]. As per claim 29, Yang teaches wherein the compensation factor is stored in a calibration table and periodically estimated [par. 63-65, 102-108]. As per claims 30-38, since they are apparatus claim of claims 1-5 and 26-29, they are rejected for the same basis as claims 1-5 and 26-29 set forth above. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to JINSONG HU whose telephone number is (571) 272- 3965. The examiner can normally be reached at 7AM-5PM 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:/Awww.uspto.gov/interviewpractice. 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:/Awww.uspto.gov/patents/apply/patent- center for more information about Patent Center and https:/Awww.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. /JINSONG HU/ Supervisory Patent Examiner, Art Unit 2643
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Prosecution Timeline

Jan 10, 2025
Application Filed
Sep 09, 2026
Non-Final Rejection mailed — §102 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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Patent 12671960
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Patent 12663498
RESOLVING AOA AMBIGUITY BASED ON ROTATION OF USER EQUIPMENT
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Patent 12652618
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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
80%
Grant Probability
76%
With Interview (-4.1%)
3y 8m (~1y 12m remaining)
Median Time to Grant
Low
PTA Risk
Based on 179 resolved cases by this examiner. Grant probability derived from career allowance rate.

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