Prosecution Insights
Last updated: July 17, 2026
Application No. 18/756,998

METHOD AND APPARATUS FOR PERFORMING POSITIONING BASED ON SIDELINK PRS IN WIRELESS COMMUNICATION SYSTEM

Non-Final OA §102
Filed
Jun 27, 2024
Priority
Dec 30, 2021 — RE 10-2021-0193540 +1 more
Examiner
DEAN, JR, JOSEPH E
Art Unit
Tech Center
Assignee
Innovative Technology Lab Co., Ltd.
OA Round
1 (Non-Final)
87%
Grant Probability
Favorable
1-2
OA Rounds
3m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 87% — above average
87%
Career Allowance Rate
661 granted / 760 resolved
+27.0% vs TC avg
Moderate +9% lift
Without
With
+8.8%
Interview Lift
resolved cases with interview
Typical timeline
2y 4m
Avg Prosecution
20 currently pending
Career history
783
Total Applications
across all art units

Statute-Specific Performance

§101
1.7%
-38.3% vs TC avg
§103
69.5%
+29.5% vs TC avg
§102
12.5%
-27.5% vs TC avg
§112
4.6%
-35.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 760 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 . 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)(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. Claim(s) 1-19 is/are rejected under 35 U.S.C. 102(a1) as being anticipated by Manolakos et al. (US20210297206) (hereinafter Manolakos, see us-provisional-application US 62991895). Per claim 1, Manolakos discloses a method for sidelink positioning in a wireless communication system, the method comprising (Fig 11): receiving, by a first wireless user device from a base station, first allocation information associated with sidelink positioning reference signal of the first wireless user device (paragraph 0127: The assisting UE(s) receive thelocation requests and forward them to the network (e.g., a serving base station or a location server). In response, the network assigns time/ frequency resources (e.g., resource allocation 904) to each of the assisting UEs over the Uu interface for the ranging signals (e.g., SL-PRS) to be used for the respective positioning procedures) receiving, by the first wireless user device, second allocation information associated with sidelink positioning reference signaling of at least one second wireless user device (paragraph 0127, i.e. the assisting UEs send sidelink transmissions to the target UE that include the ranging signal configuration in the chosen subchannel, Specifically, the assisting UEs transmit SCI-2 that includes the ranging signal configurations received from the network. However, the assisting UEs first transmit SCI-1 that enables the target UE to decode the subsequent SCI-2, as discussed above with reference to FIG. 9; transmitting, by the first wireless user device to a target wireless user device, information associated with the first allocation information (Fig 11 and paragraph 0127 : the assisting UEs send sidelink transmissions to the target UE that include the ranging signal configuration in the chosen subchannel. Specifically, the assisting UEs transmit SCI-2 that includes the ranging signal configurations received from the network. However, the assisting UEs first transmit SCI-1 that enables the target UE to decode the subsequent SCI-2) based on the first allocation information, transmitting, by the first wireless user device to the target wireless user device, a first sidelink positioning reference signal, SL PRS (paragraph 0120: the first assisting UE 1102 transmits a ranging signal (e.g., SL-PRS) that is received at the target UE 1104 after some propagation time) receiving, by the first wireless user device from the target wireless user device, measurement information associated with sidelink positioning reference signaling, wherein the measurement information is based on: a first SL PRS measurement associated with the first SL PRS; and at least one second SL PRS measurement associated with at least one second SL PRS, wherein the at least one second SL PRS is transmitted from at least one second wireless user device to the target wireless user device (Fig 11 and paragraphs 0120-0121, i.e. the first assisting UE 1102 transmits a ranging signal (e.g., SL-PRS) that is received at the target UE 1104 after some propagation time T.sub.prop,UE1-UE2. The ranging signal is also received/measured at the second assisting UE 1106 after some propagation time T.sub.prop,UE1-UE3 and after some UE processing time at the target UE 1104, referred to as T.sub.UE2,Rx-Tx, the target UE 1104 transmits a response ranging signal, which, after a propagation delay T.sub.prop,UE2-UE1, is received/measured at the first assisting UE 1102. The second assisting UE 1106 also receives/measures the response ranging signal after some propagation delay T.sub.prop,UE2-UE3 ). Per claim 2, Manolakos discloses the method of claim 1, wherein the measurement information comprises an indication of the first SL PRS measurement and an indication of the at least one second SL PRS measurement(paragraph 0120 and 0121, refer to claim 1 rationale). Per claim 3, Manolakos discloses the method of claim 1, further comprising: based on the measurement information, determining, by the first wireless user device, an estimated location of the target wireless user device(paragraph 0124, i.e. Based on these distances, the positioning entity can estimate the relative location of the target UE 1104 with respect to the assisting UEs 1102 and 1106. If the assisting UEs 1102 and 1106 have known locations (e.g., GPS coordinates received from the assisting UEs 1102 and 1106)). Per claim 4, Manolakos discloses the method of claim 3, wherein the determining the estimated location of the target wireless user device is further based on at least one of: a time of arrival (TOA); a time difference of arrival (TDOA); an angle of arrival (AoA); or a round trip time [RTT], paragraph 0122, i.e. TOA) . Per claim 5, Manolakos discloses the method of claim 3, wherein the determining the estimated location of the target wireless user device is further based on: location information of the first wireless user device; and location information of the at least one second wireless user device( paragraph 0124, i.e. Based on these distances, the positioning entity can estimate the relative location of the target UE 1104 with respect to the assisting UEs 1102 and 1106. If the assisting UEs 1102 and 1106 have known locations (e.g., GPS coordinates received from the assisting UEs 1102 and 1106) . Per claim 6, Manolakos discloses the method of claim 1, further comprising transmitting, by the first wireless user device to the base station, the measurement information (paragraph 0036,i.e. the non-co-located physical TRPs may be the serving base station receiving the measurement report from the UE and a neighbor base station whose reference radio frequency (RF) signals the UE is measuring). Per claim 7, Manolakos discloses the method of claim 1, wherein the measurement information comprises an indication associated with an estimated location of the target wireless user device(paragraph 0122 and 0124, i.e. The second assisting UE 1106 sends a measurement report to the positioning entity (e.g., target UE 1104) reporting the T.sub.UE-RX-UE-RX measurement and Based on these distances, the positioning entity can estimate the relative location of the target UE 1104 with respect to the assisting UEs 1102 and 1106). Per claim 8, refer to the same rationale as explained in claim 1, similar claim language (paragraph 0127). Per claim 9, refer to the same rationale as explained in claim 1, similar claim language (paragraph 0127). Per claim10, refer to the same rationale as explained in claim 1, similar claim language (paragraph 0127). Per claim 11, refer to the same rationale as explained in claim 1, similar claim language (paragraph 0127). Per claim 12, Manolakos discloses the method of claim 1, wherein the second allocation information comprises at least one sidelink resource for transmission of the at least one second SL PRS by the at least one second wireless user device (paragraph 0128, i.e. In this case, the target UE transmits the location request to the assisting UEs over sidelinks established with the respective assisting UEs, and the assisting UEs can select ranging signal (e.g., SL-PRS) time/frequency resources without coordinating with the network. The assisting UEs then send sidelink transmissions to the target UE that include the selected ranging signal configuration in the chosen subchannel. Specifically, unlike the first option, the assisting UEs transmit SCI-2 that includes the ranging signal configurations selected without network involvement. In addition, the assisting UEs first transmit SCI-1 that enables the target UE to decode the subsequent SCI-2). Per claim 13, Manolakos discloses the method of claim 1, further comprising: receiving, by the first wireless user device from the target wireless user device, a request for SL PRS transmission (paragraph 0129, i.e. hen an assisting UE that does not have coverage responds to a location request from a target UE, the assisting UE has to select the time/frequency resources (e.g., REs) on which to transmit SL-PRS back to the target UE). Per claim 14, refer to the same rationale as explained in claim 1 (however in the perspective of two wireless devices signaling each other excluding a base station). Per claim 15, refer to the same rationale as explained in claim 2. Per claim 16, refer to the same rationale as explained in claim 3. Per claim 17, refer to the same rationale as explained in claim 4. Per claim 18, refer to the same rationale as explained in claim 5. Per claim 19, refer to the same rationale as explained in claim 13. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to JOSEPH E DEAN, JR whose telephone number is (571)270-7116. The examiner can normally be reached Mon-Fri 7:30-3:30. 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, Alison Slater can be reached at 571-270-0375. 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. /JOSEPH E DEAN, JR/ Primary Examiner, Art Unit 2647
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Prosecution Timeline

Jun 27, 2024
Application Filed
Jul 01, 2026
Non-Final Rejection mailed — §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
87%
Grant Probability
96%
With Interview (+8.8%)
2y 4m (~3m remaining)
Median Time to Grant
Low
PTA Risk
Based on 760 resolved cases by this examiner. Grant probability derived from career allowance rate.

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