Prosecution Insights
Last updated: May 29, 2026
Application No. 18/448,038

METHOD AND APPARATUS FOR NON-TERRESTRIAL NETWORK MOBILITY IN WIRELESS COMMUNICATION SYSTEM

Non-Final OA §103
Filed
Aug 10, 2023
Priority
Aug 10, 2022 — IN 202231045580 +1 more
Examiner
AJAYI, JOEL
Art Unit
2646
Tech Center
2600 — Communications
Assignee
Samsung Electronics Co., Ltd.
OA Round
3 (Non-Final)
77%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 77% — above average
77%
Career Allowance Rate
490 granted / 636 resolved
+15.0% vs TC avg
Strong +47% interview lift
Without
With
+46.8%
Interview Lift
resolved cases with interview
Typical timeline
2y 10m
Avg Prosecution
28 currently pending
Career history
674
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
75.6%
+35.6% vs TC avg
§102
22.3%
-17.7% vs TC avg
§112
0.3%
-39.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 636 resolved cases

Office Action

§103
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 . Continued Examination Under 37 CFR 1.114 A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on April 17, 2026 has been entered. Response to Arguments Applicant's arguments with respect to claims 1, 4, 6, 9, 11, 14, 16, 19, 21-28 have been considered but are moot in view of the new ground(s) of rejection. 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 of this title, 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. Claims 1, 4, 6, 9, 11, 14, 16, 19, 21, 23, 25, 27 are rejected under 35 U.S.C. 103 as being unpatentable over Shrestha et al. (U.S. Patent Application Number: 2022/0132383) in view of Fujishiro et al. (U.S. Patent Application Number: 2018/0035346). Consider claim 1; Shrestha discloses a method performed by a user equipment (UE) for a non-terrestrial network (NTN), the method comprising: receiving, from a network (e.g. satellite) (par. 70, lines 3-13), a system information including a first type information of a neighbouring cell for a cell reselection (par. 72, lines 11-20), wherein the first type information indicates that the neighbouring cell is an NTN (par. 73, lines 1-10); and performing, based on the system information (par. 72, lines 11-20), a measurement on the neighbouring cell for the cell reselection (par. 92, lines 4-8), wherein the system information includes ephemeris information (e.g. time) on the neighbouring cell (par. 72, lines 11-20; par. 86, lines 1-7). Shrestha discloses the claimed invention except: wherein the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell; or information on a location for determining when to start the measurement on the neighbouring cell. In an analogous art Fujishiro discloses the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell [“…the UE 100…specifies a predetermined timing on the basis of the system information…received from the current serving cell. The “predetermined timing” indicates a timing at which the quality measurement for the neighbor cell is started as the target cell is selected.” (par. 80, lines 1-6)]; or information on a location for determining when to start the measurement on the neighbouring cell. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teaching of Shrestha by including a measurement start time, as taught by Fujishiro, for the purpose of efficiently providing services in a telecommunications network. Consider claim 4, as applied in claim 1; Shrestha discloses the system information further includes different information based on a second type information of a serving cell associated with the UE [e.g. neighbor cells (par. 72, lines 11-20)], wherein the second type information indicates that the serving cell comprising is an NTN or a terrestrial network (TN) [e.g. NTN (par. 73, lines 1-10)]. Consider claim 6; Shrestha discloses a method performed by a network entity, the method comprising: transmitting, to a user equipment (UE) (par. 72, lines 11-20), a system information including a first type information of a neighbouring cell for a cell reselection (par. 72, lines 11-20), wherein the first type information indicates that the neighbouring cell is an NTN (par. 73, lines 1-10) and the system information is configured for a measurement on the neighbouring cell for the cell reselection (par. 92, lines 4-8), and wherein the SIB includes ephemeris information (e.g. time) on the neighbouring cell (par. 72, lines 11-20; par. 86, lines 1-7). Shrestha discloses the claimed invention except: wherein the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell; or information on a location for determining when to start the measurement on the neighbouring cell. In an analogous art Fujishiro discloses the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell [“…the UE 100…specifies a predetermined timing on the basis of the system information…received from the current serving cell. The “predetermined timing” indicates a timing at which the quality measurement for the neighbor cell is started as the target cell is selected.” (par. 80, lines 1-6)]; or information on a location for determining when to start the measurement on the neighbouring cell. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teaching of Shrestha by including a measurement start time, as taught by Fujishiro, for the purpose of efficiently providing services in a telecommunications network. Consider claim 9, as applied in claim 6; Shrestha discloses the system information further includes different information based on a second type information of a serving cell associated with the UE [e.g. neighbor cells (par. 72, lines 11-20)], wherein the second type information indicates that the serving cell comprising is an NTN or a terrestrial network (TN) [e.g. NTN (par. 73, lines 1-10)]. Consider claim 11; Shrestha discloses a user equipment (UE) for a non-terrestrial network (NTN), the UE comprising: a transmitter (par. 55, lines 12-19); a receiver (par. 55, lines 12-19); and at least one processor coupled to the transmitter and the receiver (par. 55, lines 12-19), and configured to: receive, from a network (e.g. satellite) (par. 70, lines 3-13), a system information including a first type information of a neighbouring cell for a cell reselection (par. 72, lines 11-20), wherein the first type information indicates that the neighbouring cell is an NTN (par. 73, lines 1-10); and perform, based on the system information (par. 72, lines 11-20), a measurement on the neighbouring cell for the cell reselection (par. 92, lines 4-8), wherein the system information includes ephemeris information (e.g. time) on the neighbouring cell (par. 72, lines 11-20; par. 86, lines 1-7). Shrestha discloses the claimed invention except: wherein the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell; or information on a location for determining when to start the measurement on the neighbouring cell. In an analogous art Fujishiro discloses the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell [“…the UE 100…specifies a predetermined timing on the basis of the system information…received from the current serving cell. The “predetermined timing” indicates a timing at which the quality measurement for the neighbor cell is started as the target cell is selected.” (par. 80, lines 1-6)]; or information on a location for determining when to start the measurement on the neighbouring cell. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teaching of Shrestha by including a measurement start time, as taught by Fujishiro, for the purpose of efficiently providing services in a telecommunications network. Consider claim 14, as applied in claim 11; Shrestha discloses the system information further includes different information based on a second type information of a serving cell associated with the UE [e.g. neighbor cells (par. 72, lines 11-20)], wherein the second type information indicates that the serving cell comprising is an NTN or a terrestrial network (TN) [e.g. NTN (par. 73, lines 1-10)]. Consider claim 16; Shrestha discloses a network entity, the network entity comprising: a transmitter (par. 56, lines 16-22); a receiver (par. 56, lines 16-22); and at least one processor coupled to the transmitter and the receiver (par. 56, lines 16-22), and configured to: transmit, to a user equipment (UE) (par. 72, lines 11-20), a system information including a first type information of a neighbouring cell for a cell reselection (par. 72, lines 11-20), wherein the first type information indicates that the neighbouring cell is an NTN (par. 73, lines 1-10), wherein the system information is configured for a measurement on the neighbouring cell for the cell reselection (par. 92, lines 4-8), and wherein the SIB includes ephemeris information (e.g. time) on the neighbouring cell (par. 72, lines 11-20; par. 86, lines 1-7). Shrestha discloses the claimed invention except: wherein the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell; or information on a location for determining when to start the measurement on the neighbouring cell. In an analogous art Fujishiro discloses the system information includes at least one of: information on time for determining when to start the measurement on the neighbouring cell [“…the UE 100…specifies a predetermined timing on the basis of the system information…received from the current serving cell. The “predetermined timing” indicates a timing at which the quality measurement for the neighbor cell is started as the target cell is selected.” (par. 80, lines 1-6)]; or information on a location for determining when to start the measurement on the neighbouring cell. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teaching of Shrestha by including a measurement start time, as taught by Fujishiro, for the purpose of efficiently providing services in a telecommunications network. Consider claim 19, as applied in claim 16; Shrestha discloses the system information further includes different information based on a second type information of a serving cell associated with the UE [e.g. neighbor cells (par. 72, lines 11-20)], wherein the second type information indicates that the serving cell comprising is an NTN or a terrestrial network (TN) [e.g. NTN (par. 73, lines 1-10)]. Consider claim 21, as applied in claim 16; Shrestha discloses the information on time includes time information on when the neighbouring cell becomes available for a service [“…determine that a new cell visibility duration satisfies a second threshold…” (par. 46, lines 1-8)]. Consider claim 23, as applied in claim 1; Shrestha discloses the information on time includes time information on when the neighbouring cell becomes available for a service [“…determine that a new cell visibility duration satisfies a second threshold…” (par. 46, lines 1-8)]. Consider claim 25, as applied in claim 6; Shrestha discloses the information on time includes time information on when the neighbouring cell becomes available for a service [“…determine that a new cell visibility duration satisfies a second threshold…” (par. 46, lines 1-8)]. Consider claim 27, as applied in claim 11; Shrestha discloses the information on time includes time information on when the neighbouring cell becomes available for a service [“…determine that a new cell visibility duration satisfies a second threshold…” (par. 46, lines 1-8)]. Claims 22, 24, 26, 28 are rejected under 35 U.S.C. 103 as being unpatentable over Shrestha et al. (U.S. Patent Application Number: 2022/0132383) Fujishiro et al. (U.S. Patent Application Number: 2018/0035346) in view of Jung et al. (U.S. Patent Application Number: 2015/0208353). Consider claim 22, as applied in claim 16; Shrestha and Fujishiro disclose the claimed invention except: the information on location includes location threshold information configured for the UE to initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information. In an analogous art Jung discloses the information on location includes location threshold information configured for the UE to initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information [“When the location change is greater than the threshold value, the terminal may measure a signal from the neighbor cell through the cell selection measuring unit…’ (par. 165, lines 1-3)]. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. It is an object of Jung’s invention to provide a method of optimizing measurement of a neighbor cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teachings of Shrestha and Fujishiro by including a distance threshold, as taught by Jung, for the purpose effectively managing communication in a wireless network. Consider claim 24, as applied in claim 1; Shrestha and Fujishiro disclose the claimed invention except: initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information. In an analogous art Jung discloses initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information [“When the location change is greater than the threshold value, the terminal may measure a signal from the neighbor cell through the cell selection measuring unit…’ (par. 165, lines 1-3)]. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. It is an object of Jung’s invention to provide a method of optimizing measurement of a neighbor cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teachings of Shrestha and Fujishiro by including a distance threshold, as taught by Jung, for the purpose effectively managing communication in a wireless network. Consider claim 26, as applied in claim 6; Shrestha and Fujishiro disclose the claimed invention except: the information on location includes location threshold information configured for the UE to initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information. In an analogous art Jung discloses the information on location includes location threshold information configured for the UE to initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information [“When the location change is greater than the threshold value, the terminal may measure a signal from the neighbor cell through the cell selection measuring unit…’ (par. 165, lines 1-3)]. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. It is an object of Jung’s invention to provide a method of optimizing measurement of a neighbor cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teachings of Shrestha and Fujishiro by including a distance threshold, as taught by Jung, for the purpose effectively managing communication in a wireless network. Consider claim 28, as applied in claim 11; Shrestha and Fujishiro disclose the claimed invention except: initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information. In an analogous art Jung discloses initiate the measurement on the neighbouring cell when a distance between a location of the UE and a reference location of a serving cell exceeds location threshold information [“When the location change is greater than the threshold value, the terminal may measure a signal from the neighbor cell through the cell selection measuring unit…’ (par. 165, lines 1-3)]. It is an object of Shrestha’s invention to provide a method of neighbor cell list management. It is an object of Fujishiro’s invention to provide a method of selecting a target cell. It is an object of Jung’s invention to provide a method of optimizing measurement of a neighbor cell. Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the teachings of Shrestha and Fujishiro by including a distance threshold, as taught by Jung, for the purpose effectively managing communication in a wireless network. Conclusion Any response to this Office Action should be faxed to (571) 273-8300 or mailed to: Commissioner for Patents P.O. Box 1450 Alexandria, VA 22313-1450 Hand-delivered responses should be brought to Customer Service Window Randolph Building 401 Dulany Street Alexandria, VA 22314 Any inquiry concerning this communication or earlier communications from the Examiner should be directed to Joel Ajayi whose telephone number is (571) 270-1091. The Examiner can normally be reached on Monday-Friday from 7:30am to 5:00pm. If attempts to reach the Examiner by telephone are unsuccessful, the Examiner’s supervisor, Jeanette Parker can be reached on (571) 270-3647. The fax phone number for the organization where this application or proceeding is assigned is (571) 273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://pair-direct.uspto.gov. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free) or 703-305-3028. Any inquiry of a general nature or relating to the status of this application or proceeding should be directed to the receptionist/customer service whose telephone number is (571) 272-2600. /JOEL AJAYI/ Primary Examiner, Art Unit 2646
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Prosecution Timeline

Aug 10, 2023
Application Filed
Oct 22, 2025
Non-Final Rejection mailed — §103
Jan 22, 2026
Response Filed
Feb 17, 2026
Final Rejection mailed — §103
Apr 17, 2026
Request for Continued Examination
Apr 20, 2026
Response after Non-Final Action
May 11, 2026
Non-Final Rejection mailed — §103 (current)

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Prosecution Projections

3-4
Expected OA Rounds
77%
Grant Probability
99%
With Interview (+46.8%)
2y 10m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 636 resolved cases by this examiner. Grant probability derived from career allowance rate.

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