Prosecution Insights
Last updated: July 17, 2026
Application No. 18/261,519

COMMUNICATION METHOD AND COMMUNICATION DEVICE

Non-Final OA §103
Filed
Jul 14, 2023
Priority
Jan 18, 2021 — nonprovisional of PCTCN2021072547
Examiner
LO, DIANE LEE
Art Unit
2466
Tech Center
2400 — Computer Networks
Assignee
Beijing Ziaomi Mobile Software Co. Ltd.
OA Round
3 (Non-Final)
90%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
97%
With Interview

Examiner Intelligence

Grants 90% — above average
90%
Career Allowance Rate
855 granted / 955 resolved
+31.5% vs TC avg
Moderate +8% lift
Without
With
+7.8%
Interview Lift
resolved cases with interview
Fast prosecutor
2y 1m
Avg Prosecution
23 currently pending
Career history
978
Total Applications
across all art units

Statute-Specific Performance

§101
1.0%
-39.0% vs TC avg
§103
72.4%
+32.4% vs TC avg
§102
18.4%
-21.6% vs TC avg
§112
0.6%
-39.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 955 resolved cases

Office Action

§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 . 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and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114.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 03/31/2026 has been entered. Claims 1, 3, 9, 14, 15, 29 and 32 are currently amended. Claims 1-3, 8-16, 20, 24, 26, 29, 31 and 32 are currently pending consideration. Response to Arguments Applicant's arguments with respect to Claims 1-3, 8-16, 20, 24, 26, 29, 31 and 32 have been considered but are moot in view of the new ground(s) of rejection. Claim Rejections - 35 USC § 103 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 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 1-3, 10, 14-16, and 29 are rejected under 35 U.S.C. 103 as being unpatentable over Reial et al. (EP 3 560 236 B1) in view of Kneckt et al. (EP 3 764 702 A1) in further view of Chu et al. (US 2020/0374802 A1). 1. Regarding claim 1, Reial teaches a method for communication on multiple links (Fig. 1 and Paragraph [0039] select a target link from a set of multiple links), comprising: determining a first frame, wherein the first frame comprises information indicating dynamic link transition (Paragraph [0043] signal indicating the target link; dynamic link transition); and sending the first message frame (Paragraph [0043], [0053] and [0063] indication signal). Reial does not explicitly disclose wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the method further comprises: receiving an acknowledgement frame corresponding to the first frame, and keeping the device sending the first frame in the power save state. Kneckt teaches wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the method further comprises: receiving an acknowledgement frame corresponding to the first frame, and keeping the device sending the first frame in the power save state (Paragraphs [0039], [0040], and [0042] to [0049] power management field indicate power save mode, PM=1; dynamically signal its availability; when AP has acknowledged the PPDU, STA returns to doze state/keep in power save state). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the method further comprises: receiving an acknowledgement frame corresponding to the first frame, and keeping the device sending the first frame in the power save state as taught by Kneckt in the system of Reial for mitigating against excess power consumption see Paragraph [0039] of Kneckt. Reial in view of Kneckt does not explicitly disclose the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame; and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition. Chu teaches the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame (Fig 14, Paragraph [0221] indication in MAC header; client ending TWT SP early/dynamic link transition); and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition (Figure 14, Paragraph [0225] transition to doze state in response to receiving the acknowledgement frame). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame; and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition as taught by Chu in the system of Reial in view of Kneckt for compliance with the IEEE 802.11 Standard see Paragraph [0005] of Chu. 2. Regarding claim 14, Reial teaches a method for communication on multiple Iinks (Fig. 1 and Paragraph [0039] select a target link from a set of multiple links), comprising: receiving a first frame, wherein the first frame comprises information indicating dynamic link transition (Paragraph [0043] signal indicating the target link; dynamic link transition); and performing link transition operation based on the first frame (Paragraph [0043], [0053] and [0063] indication signal). Reial does not explicitly disclose wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the method further comprises: sending an acknowledgement frame corresponding to the first frame, thereby causing the device to be kept the power save state. Kneckt teaches wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the method further comprises: sending an acknowledgement frame corresponding to the first frame, thereby causing the device to be kept the power save state (Paragraphs [0039], [0040], and [0042] to [0049] power management field indicate power save mode, PM=1; dynamically signal its availability; when AP has acknowledged the PPDU, STA returns to doze state/keep in power save state). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the method further comprises: sending an acknowledgement frame corresponding to the first frame, thereby causing the device to be kept the power save state as taught by Kneckt in the system of Reial for mitigating against excess power consumption see Paragraph [0039] of Kneckt. Reial in view of Kneckt does not explicitly disclose the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame; and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition. Chu teaches the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame (Fig 14, Paragraph [0221] indication in MAC header; client ending TWT SP early/dynamic link transition); and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition (Figure 14, Paragraph [0225] transition to doze state in response to receiving the acknowledgement frame). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame; and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition as taught by Chu in the system of Reial in view of Kneckt for compliance with the IEEE 802.11 Standard see Paragraph [0005] of Chu.. 3. Regarding claims 2 and 15, Reial in view of Kneckt in view of Chu teaches wherein the information indicating the dynamic link transition is determined according to at least one of: access delay time on each of the multiple links: load condition on each link: or requirement of service to be sent (Reial, Paragraph [0059] target link determined based on load, uplink quality, latency, usage statistics, separation requirements and multi-connectivity requirements). 4. Regarding claims 3 and 16, Reial in view of Kneckt in view of Chu teaches wherein the information indicating the dynamic link transition comprises information of a link to be transitioned to, wherein the information indicating the dynamic link transition further comprises at least one of information of a current link or delay information of link transition (Reial, Paragraph [0059] target link determined based on load, uplink quality, latency, usage statistics, separation requirements and multi-connectivity requirements). 5. Regarding claim 29, Reial teaches a communication device (Fig. 4A, 4B, 5A and 5B), comprising: a processor; and a memory storing a computer program executable by the processor wherein the processor is configured to: determine a first frame, wherein the first frame comprises information indicating dynamic link transition (Paragraph [0043] signal indicating the target link; dynamic link transition), and send the first frame (Paragraph [0043], [0053] and [0063] indication signal). Reial does not explicitly disclose wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the processor is further configured to: receive an acknowledgement frame corresponding to the first frame, and keeping the device sending the first frame in the power save state. Kneckt teaches wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the processor is further configured to: receive an acknowledgement frame corresponding to the first frame, and keeping the device sending the first frame in the power save state. (Paragraphs [0039], [0040], and [0042] to [0049] power management field indicate power save mode, PM=1; dynamically signal its availability; when AP has acknowledged the PPDU, STA returns to doze state/keep in power save state). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide wherein the first frame further comprises information indicating that a device sending the first frame is in a power save state; and the processor is further configured to: receive an acknowledgement frame corresponding to the first frame, and keeping the device sending the first frame in the power save state as taught by Kneckt in the system of Reial for mitigating against excess power consumption see Paragraph [0039] of Kneckt. Reial in view of Kneckt does not explicitly disclose the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame; and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition. Chu teaches the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame (Fig 14, Paragraph [0221] indication in MAC header; client ending TWT SP early/dynamic link transition); and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition (Figure 14, Paragraph [0225] transition to doze state in response to receiving the acknowledgement frame). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide the information indicating the dynamic link transition is comprised in a media access control (MAC) frame header of the first frame; and wherein the acknowledgement frame indicates that a device receiving the first frame performs link transition based on the information indicating the dynamic link transition as taught by Chu in the system of Reial in view of Kneckt for compliance with the IEEE 802.11 Standard see Paragraph [0005] of Chu. 6. Regarding claim 10, Reial in view of Kneckt in view of Chu teaches wherein the first message frame further comprises link set information indicating the multiple links, wherein a bit corresponding to a link to be transitioned to in the link set information is set to a first value to indicate transitioning to the link (Kneckt, Paragraph [0042] one bit designated per link). Claims 8, 9, 11-13, 20, 24, 26, 31, and 32 are rejected under 35 U.S.C. 103 as being unpatentable over Reial et al. (EP 3 560 236 B1) in view of Kneckt et al. (EP 3 764 702 A1) in further view of Chu et al. (US 2020/0374802 A1) in further view of Patil et al. (US 2018/0206143 A1). 7. Regarding claim 8, Reial in view of Kneckt in view of Chu does not explicitly disclose wherein the first frame is a link transition frame, and the information indicating the dynamic link transition is comprised in the first frame in a form of an information element. Patil teaches wherein the first frame is a link transition frame, and the information indicating the dynamic link transition is comprised in the first frame in a form of an information element (Paragraph [0065] to [0068] beacons or other control information). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide wherein the first frame is a link transition frame, and the information indicating the dynamic link transition is comprised in the first frame in a form of an information element as taught by Patil in the system of Reial in view of Kneckt in view of Chu for improved utilization of available channels see abstract of Patil. 8. Regarding claims 9, 20, 31, and 32, Reial in view of Kneckt in view of Chu does not explicitly disclose wherein the frame is one of a data frame or an association frame. Patil teaches wherein the frame is one of a data frame or an association frame, (Paragraph [0065] to [0068] association frames). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide wherein the frame is one of a data frame or an association frame, as taught by Patil in the system of Reial in view of Kneckt in view of Chu for improved utilization of available channels see abstract of Patil. 9. Regarding claims 11 and 24, Reial in view of Kneckt in view of Chu does not explicitly disclose further comprising: sending capability information of supporting multi-link operation, wherein the multi-link operation indicates one of enhanced multi-link multi-radio communication or enhanced multi-link single-radio communication. Patil teaches sending capability information of supporting multi-link operation, wherein the multi-link operation indicates one of enhanced multi-link multi-radio communication or enhanced multi-link single-radio communication (Paragraph [0065] to [0068] capabilities). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to provide sending capability information of supporting multi-link operation, wherein the multi-link operation indicates one of enhanced multi-link multi-radio communication or enhanced multi-link single-radio communication as taught by Patil in the system of Reial in view of Kneckt in view of Chu for improved utilization of available channels see abstract of Patil. 10. Regarding claim 12, Reial in view of Kneckt in view of Chu in view of Patil teaches wherein the capability information of supporting the multi-link operation indicates capability information of supporting the dynamic link transition (Patil, Paragraph [0065] to [0068] capabilities). 11. Regarding claims 13 and 26, Reial in view of Kneckt in view of Chu does not explicitly disclose further comprising: sending capability information of supporting the dynamic link transition. Patil teaches sending capability information of supporting the dynamic link transition (Paragraph [0065] to [0068] capabilities). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the claimed invention to sending capability information of supporting the dynamic link transition as taught by Patil in the system of Reial in view of Kneckt in view of Chu for improved utilization of available channels see abstract of Patil. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to DIANE LEE LO whose telephone number is (571)270-1952. The examiner can normally be reached Monday - Friday 8 am - 5 pm. 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, Faruk Hamza can be reached at (571)272-7969. 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. /DIANE L LO/Primary Examiner, Art Unit 2466
Read full office action

Prosecution Timeline

Jul 14, 2023
Application Filed
Sep 02, 2025
Non-Final Rejection mailed — §103
Nov 25, 2025
Response Filed
Jan 23, 2026
Final Rejection mailed — §103
Mar 31, 2026
Request for Continued Examination
Apr 08, 2026
Response after Non-Final Action
Apr 28, 2026
Non-Final Rejection mailed — §103 (current)

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Prosecution Projections

3-4
Expected OA Rounds
90%
Grant Probability
97%
With Interview (+7.8%)
2y 1m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 955 resolved cases by this examiner. Grant probability derived from career allowance rate.

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