Prosecution Insights
Last updated: October 01, 2026
Application No. 18/896,389

UE MOBILITY DETECTION WITH ARTIFICIAL INTELLIGENCE (AI)

Non-Final OA §102§103
Filed
Sep 25, 2024
Examiner
TROST IV, WILLIAM GEORGE
Art Unit
2641
Tech Center
2600 — Communications
Assignee
MediaTek Inc.
OA Round
1 (Non-Final)
72%
Grant Probability
Favorable
1-2
OA Rounds
8m
Est. Remaining
68%
With Interview

Examiner Intelligence

Grants 72% — above average
72%
Career Allowance Rate
34 granted / 47 resolved
+10.3% vs TC avg
Minimal -4% lift
Without
With
+-4.5%
Interview Lift
resolved cases with interview
Typical timeline
2y 8m
Avg Prosecution
29 currently pending
Career history
79
Total Applications
across all art units

Statute-Specific Performance

§101
2.3%
-37.7% vs TC avg
§103
62.8%
+22.8% vs TC avg
§102
25.2%
-14.8% vs TC avg
§112
8.5%
-31.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 47 resolved cases

Office Action

§102 §103
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. Claim(s) 1-11 is/are rejected under 35 U.S.C. 102(a)(2) as being anticipated by Xu (2024/0381199). Regarding claim 1, Xu discloses a method for user equipment (UE) using artificial intelligence model in a wireless network (para 7, 157-164) comprising: obtaining by the UE a set of mobility-related data (para 166-168, also para 203-210), feeding the set of mobility-related data to a mobility AI model for UE mobility prediction (para 181-184, and 196-197); and obtaining a UE mobility prediction based on the mobility AI model (para 210-217 and para 225-229). Regarding claims 2-4, Xu further discloses determining the mobility AI model for the mobility prediction based on one or more selection factors (para 202-217, multiple factors in UE statistics and predictions) as well as the UE being in service or out of service of the wireless network (Figure 12A, determining if the UE is in service or out of service to perform the handover procedure). Xu also discloses the set of mobility-related data is configured based on the one or more selection factors (para 222, use of multiple mobility data is used to train the AI model and update the predictions based on the statistics, para 230—248). Regarding claim 5-7, Xu discloses the mobility-related data includes one or more UE signal measurements from a serving cell from different antenna (beam level mobility, para 155-157) or a UE serving cell changing time in a period (time slot information para 204-206 as well as tracking area information, para 208). Xu discloses wherein the mobility predication is a range prediction (para 215 – TA or cell group which is predicted) and generates a label (para 214-215, predicted location is a label), and the mobility label is one of a set of characteristic labels (again, predicted location is a characteristic). Regarding claims 8-11, Xu further discloses wherein the mobility label applies to the AI model (AI model is used to predict mobility/handover, Figures 11-12a) and obtaining mobility feedback from one or more UE applications and fine tuning the mobility AI model based on the mobility feedback (para 290, training the AI model based on mobility information and UE history, which is a UE application). Xu also discloses that the fine tuning could be performed by the UE (para 222, UE can have an AI training model on itself) and that the mobility AI model is trained on device by the UE or obtained from the network (Figures 11, 12a-b). . Claim Rejections - 35 USC § 103 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. Claim(s) 12-20 is/are rejected under 35 U.S.C. 103 as being unpatentable over Xu in view of Zhang (2023/319585). Regarding claim 12, Xu discloses a user equipment (UE) comprising a transceiver (106) that transmits and receives radio signals in a wireless network; a collection module that obtains sets of mobility-related data (processing unit 102). Xu discloses that AI processing of mobility data can take place in the user equipment (para 222) but fails to explicitly disclose the mobility module and prediction module. However, Zhang discloses a mobility that performs UE mobility prediction based on UE mobility-related data and a prediction model that obtains a prediction based on the AI model (Figure 5a, AI execution module 220 takes data and provides a prediction/inference based on the provided data to train the model, also para 112-113 denoting the UE data provided to the model). Zhang also teaches that the UE can contain the AI execution model, para 93. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the invention to include a UE with modules for AI prediction and training in order to provide distributed processing of the AI models within the network and end devices. Regarding claims 13-14, Xu further discloses determining the mobility AI model for the mobility prediction based on one or more selection factors (para 202-217, multiple factors in UE statistics and predictions) as well as the UE being in service or out of service of the wireless network (Figure 12A, determining if the UE is in service or out of service to perform the handover procedure). Xu also discloses the set of mobility-related data is configured based on the one or more selection factors (para 222, use of multiple mobility data is used to train the AI model and update the predictions based on the statistics, para 230—248). Regarding claim 15-17, Xu discloses the mobility-related data includes one or more UE signal measurements from a serving cell from different antenna (beam level mobility, para 155-157) or a UE serving cell changing time in a period (time slot information para 204-206 as well as tracking area information, para 208). Xu discloses wherein the mobility predication is a range prediction (para 215 – TA or cell group which is predicted) and generates a label (para 214-215, predicted location is a label), and the mobility label is one of a set of characteristic labels (again, predicted location is a characteristic). Regarding claims 18-20, Xu further discloses wherein the mobility label applies to the AI model (AI model is used to predict mobility/handover, Figures 11-12a) and obtaining mobility feedback from one or more UE applications and fine tuning the mobility AI model based on the mobility feedback (para 290, training the AI model based on mobility information and UE history, which is a UE application). Xu also discloses that the fine tuning could be performed by the UE (para 222, UE can have an AI training model on itself) and that the mobility AI model is trained on device by the UE or obtained from the network (Figures 11, 12a-b). Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Zhu (12628061) discloses UE mobility prediction. Chen (2026/0032496) discloses that an UE evaluates information for AI/ML mobility assisted network processing. Kim (2025/0317809) discloses mobility processing in handover. Chen (WO 2025/035367) discloses UE mobility management with AI/ML models that are used to assist with trajectory and handover information. Hua (2023/0106566) discloses UE history/mobility information used to update AI/ML models with processing for out of service (non-predicted regions) and using RSSI/QoS. Any inquiry concerning this communication or earlier communications from the examiner should be directed to WILLIAM GEORGE TROST IV whose telephone number is (571)272-7872. The examiner can normally be reached Monday-Thursday 7a-4p, Fridays 7a-2p. 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, Charles Appiah can be reached at 571-272-7904. 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. WILLIAM GEORGE TROST IV Primary Patent Examiner Art Unit 2641 /WILLIAM G TROST IV/ Primary Patent Examiner, Art Unit 2641
Read full office action

Prosecution Timeline

Sep 25, 2024
Application Filed
Aug 10, 2026
Non-Final Rejection mailed — §102, §103 (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
72%
Grant Probability
68%
With Interview (-4.5%)
2y 8m (~8m remaining)
Median Time to Grant
Low
PTA Risk
Based on 47 resolved cases by this examiner. Grant probability derived from career allowance rate.

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