Prosecution Insights
Last updated: July 17, 2026
Application No. 18/567,247

DRX TIMER START METHOD AND APPARATUS, COMMUNICATION DEVICE, AND STORAGE MEDIUM

Non-Final OA §102§103
Filed
Dec 05, 2023
Priority
Jun 16, 2021 — nonprovisional of PCTCN2021100452
Examiner
ACOLATSE, KODZOVI
Art Unit
2478
Tech Center
2400 — Computer Networks
Assignee
Beijing Xiaomi Mobile Software Co., Ltd.
OA Round
3 (Non-Final)
84%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 84% — above average
84%
Career Allowance Rate
777 granted / 929 resolved
+25.6% vs TC avg
Strong +21% interview lift
Without
With
+21.4%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
51 currently pending
Career history
985
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
85.1%
+45.1% vs TC avg
§102
12.1%
-27.9% vs TC avg
§112
0.8%
-39.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 929 resolved cases

Office Action

§102 §103
DETAILED ACTION 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and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114.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 05/17/2026 has been entered. 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 . Response to Arguments Applicant’s arguments with respect to the amendment 05/17/2026 filed have been considered but are moot in view of new grounds of rejection. 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, 29, 30, 45, 46, 48, 52, 53 and 55 are rejected under 35 U.S.C. 102(a)(2) as being anticipated by Huang et al (US 2022/0015187 A1). Regarding claim 1, Huang teaches a method for starting a discontinuous reception (DRX) timer, performed by a terminal (Huang: Fig. 5, [0402] UE), comprising: starting the DRX timer according to a transmission type of at least one of an uplink transmission and/or or a downlink transmission, wherein the transmission type comprises one of: an uplink transmission based on configured grant (CG), an uplink transmission based on physical downlink control channel (PDCCH) dynamic scheduling (Huang: Fig. 5; [0402], UE monitors PDCCHs; UE starts DRX HARQ RTT timer for uplink transmission) or a downlink transmission based on configured downlink assignment; determining that the transmission type of the uplink transmission is the uplink transmission based on PDCCH dynamic scheduling (Huang: Fig. 5; [0046], [0402], UE monitors PDCCH for uplink transmission); wherein starting the DRX timer further comprises: starting an uplink DRX hybrid automatic repeat request (HARQ) round- trip-time (RTT) timer according to a predetermined processing pattern (Huang: Fig. 5; [0402], [0405], start the RTT timer at the completion of the initial transmission). Regarding claim 29, Huang teaches a communication device (Huang: Fig. 5, [0402] UE), comprising: a memory storing computer-executable instructions; and a processor connected to the memory, and configured to start the DRX timer according to a transmission type of at least one of an uplink transmission and/or or a downlink transmission, wherein the transmission type comprises one of: an uplink transmission based on configured grant (CG), an uplink transmission based on physical downlink control channel (PDCCH) dynamic scheduling (Huang: Fig. 5; [0402], UE monitors PDCCHs; UE starts DRX HARQ RTT timer for uplink transmission) or a downlink transmission based on configured downlink assignment; determine that the transmission type of the uplink transmission is the uplink transmission based on PDCCH dynamic scheduling (Huang: Fig. 5; [0046], [0402], UE monitors PDCCH for uplink transmission); wherein starting the DRX timer further comprises: starting an uplink DRX hybrid automatic repeat request (HARQ) round- trip-time (RTT) timer according to a predetermined processing pattern (Huang: Fig. 5; [0402], [0405], start the RTT timer at the completion of the initial transmission). Regarding claim 30, Huang teaches a computer non-transitory computer-readable storage medium having stored thereon computer executable instructions that, when executed by a processor of a communication device (Huang: Fig. 5, [0402] UE), cause the communication device to perform a method for starting a discontinuous reception (DRX) timer, the method comprising: starting the DRX timer according to a transmission type of at least one of an uplink transmission and/or or a downlink transmission, wherein the transmission type comprises one of: an uplink transmission based on configured grant (CG), an uplink transmission based on physical downlink control channel (PDCCH) dynamic scheduling (Huang: Fig. 5; [0402], UE monitors PDCCHs; UE starts DRX HARQ RTT timer for uplink transmission) or a downlink transmission based on configured downlink assignment; determining that the transmission type of the uplink transmission is the uplink transmission based on PDCCH dynamic scheduling (Huang: Fig. 5; [0046], [0402], UE monitors PDCCH for uplink transmission); wherein starting the DRX timer further comprises: starting an uplink DRX hybrid automatic repeat request (HARQ) round- trip-time (RTT) timer according to a predetermined processing pattern (Huang: Fig. 5; [0402], [0405], start the RTT timer at the completion of the initial transmission). Regarding claims 45 and 52, Huang teaches wherein the predetermined processing pattern comprises: a pattern of starting the uplink DRX HARQ RTT timer after receiving data on the PDCCH; or a pattern of starting the uplink DRX HARQ RTT timer from a first orthogonal frequency division multiplexing (OFDM) symbol after the uplink transmission ends (Huang: Fig. 5; [0403]-[0404]); or a pattern of starting the uplink DRX HARQ RTT timer from an initial orthogonal frequency division multiplexing (OFDM) symbol of the uplink transmission; or a pattern of starting the uplink DRX HARQ RTT timer from a first orthogonal frequency division multiplexing (OFDM) symbol after a first retransmission of the uplink transmission; or a pattern of starting the uplink DRX HARQ RTT timer after generating a corresponding physical uplink shared channel (PUSCH) data packet according to a PDCCH indication; or a pattern of starting the uplink DRX HARQ RTT timer after a processing delay when the PDCCH is received. Regarding claims 46 and 53, Huang teaches determining that the transmission type of the downlink transmission is the downlink transmission based on configured downlink assignment; wherein starting the DRX timer comprises: starting a downlink DRX hybrid automatic repeat request (HARQ) round-trip-time (RTT) timer according to a predetermined processing pattern (Huang: Fig. 5; [0468]-[0470]). Regarding claims 48 and 55, Huang teaches wherein the predetermined processing pattern comprises: a pattern of starting the downlink DRX HARQ RTT timer from a first orthogonal frequency division multiplexing (OFDM) symbol after the downlink transmission ends; or a pattern of starting the downlink DRX HARQ RTT timer from an initial orthogonal frequency division multiplexing (OFDM) symbol of the downlink transmission (Huang: Fig. 5; [0468]-[0470]); or a pattern of starting the downlink DRX HARQ RTT timer from a first orthogonal frequency division multiplexing (OFDM) symbol after a first retransmission of the downlink transmission; or a pattern of starting the downlink DRX HARQ RTT timer after a processing delay when a physical downlink shared channel (PDSCH) is received. 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. Claims 42-44, 47, 49-51, 54 and 56-58 are rejected under 35 U.S.C. 103 as being unpatentable over Huang et al (US 2022/0015187 A1) in view of Tsai et al (US 2022/0311558 A1). Regarding claims 42, 49 and 56, Huang does not explicitly disclose determining that the transmission type of the uplink transmission is the uplink transmission based on CG; and disabling an uplink DRX hybrid automatic repeat request (HARQ) round-trip-time (RTT) timer. Tsai teaches determining that the transmission type of the uplink transmission is the uplink transmission based on CG; and disabling an uplink DRX hybrid automatic repeat request (HARQ) round-trip-time (RTT) timer (Tsai: [0136], drx-HARQ-RTT-TimerUL may be disabled). It would have been obvious to a person having an ordinary skill in the art before the effective filling date of the claimed invention to modify the system of Huang by determining that the transmission type of the uplink transmission is the uplink transmission based on CG; and disabling an uplink DRX hybrid automatic repeat request (HARQ) round-trip-time (RTT) timer as disclosed by Tsai to provide a system for HARQ operation (Tsai: Abstract). Regarding claims 43, 50 and 57, Huang in view of Tsai teaches wherein disabling the uplink DRX HARQ RTT timer comprises: determining that an HARQ retransmission is disabled, and disabling the uplink DRX HARQ RTT timer; or determining that an HARQ blind retransmission is allowed, and disabling the uplink DRX HARQ RTT timer; or determining that a network configures a timing period of the uplink DRX HARQ RTT timer to be a preset value, and disabling the uplink DRX HARQ RTT timer (Tsai: [0136], drx-HARQ-RTT-TimerUL may be disabled and set to value “0”). Regarding claims 44, 51 and 58, Huang in view of Tsai teaches wherein starting the uplink DRX HARQ RTT timer according to the predetermined processing pattern comprises: determining that an HARQ retransmission is disabled, and starting the uplink DRX HARQ RTT timer according to the predetermined processing pattern (Tsai: [0130], [0133]); or determining that an HARQ blind retransmission is allowed, and starting the uplink DRX HARQ RTT timer according to the predetermined processing pattern; or determining that a network configures a timing period of the uplink DRX HARQ RTT timer to a preset value, and starting the uplink DRX HARQ RTT timer according to the predetermined processing pattern. Regarding claims 47 and 54, Huang in view of Tsai teaches wherein starting the downlink DRX HARQ RTT timer according to the predetermined processing pattern comprises: determining that an HARQ retransmission is disabled, and starting the downlink DRX HARQ RTT timer according to the predetermined processing pattern (Tsai: [0130], [0133]); or determining that an HARQ blind retransmission is allowed, and starting the downlink DRX HARQ RTT timer according to the predetermined processing pattern; or determining that a network configures to disable the downlink DRX HARQ RTT timer, and starting the downlink DRX HARQ R II timer according to the predetermined processing pattern; or determining that a network configures a timing period of the downlink DRX HARQ RTT timer to a preset value, and starting the downlink DRX HARQ RTT timer according to the predetermined processing pattern. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to KODZOVI ACOLATSE whose telephone number is (571)270-1999. The examiner can normally be reached Monday to Friday 10 am to 6pm. 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, Avellino Joseph can be reached at (571) 272-3905. 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. /KODZOVI ACOLATSE/Primary Examiner, Art Unit 2478
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Prosecution Timeline

Dec 05, 2023
Application Filed
Dec 05, 2023
Response after Non-Final Action
Nov 26, 2025
Non-Final Rejection mailed — §102, §103
Feb 25, 2026
Response Filed
Mar 17, 2026
Final Rejection mailed — §102, §103
May 17, 2026
Request for Continued Examination
May 23, 2026
Response after Non-Final Action
Jun 01, 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

3-4
Expected OA Rounds
84%
Grant Probability
99%
With Interview (+21.4%)
2y 6m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 929 resolved cases by this examiner. Grant probability derived from career allowance rate.

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