Prosecution Insights
Last updated: July 17, 2026
Application No. 18/201,189

METHOD AND DEVICE FOR A CONTROL CHANNEL CANDIDATE IN NODES USED FOR WIRELESS COMMUNICATION

Final Rejection §103
Filed
May 24, 2023
Priority
Nov 25, 2020 — CN 202011336017.6 +1 more
Examiner
KIDANE, MEHERET WOLDEGEBREAL
Art Unit
2464
Tech Center
2400 — Computer Networks
Assignee
Apogee Networks LLC
OA Round
3 (Final)
83%
Grant Probability
Favorable
4-5
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 83% — above average
83%
Career Allowance Rate
19 granted / 23 resolved
+24.6% vs TC avg
Strong +24% interview lift
Without
With
+23.5%
Interview Lift
resolved cases with interview
Typical timeline
3y 0m
Avg Prosecution
17 currently pending
Career history
55
Total Applications
across all art units

Statute-Specific Performance

§103
92.1%
+52.1% vs TC avg
§102
7.1%
-32.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 23 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 . 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. Claim(s) 1-20 are rejected under 35 U.S.C. 103 as being unpatentable over Islam (US 20240/178946) in view of Gao et al. (US 2024/0023101) in further view of Gao Xuejuan (US 2022/0386300). Regarding claim 1, Islam teaches a first node for wireless communications, comprising: a first receiver, receiving a PUCCH-Config information element (IE) (Paragraphs [0049]; [0074] describes receiving a PUCCH-Config IE); Islam doesn’t teach the first receiver receiving a first signaling indicating a first index, wherein the first signaling occupies a first control channel candidate, and the first control channel candidate is associated with a second control channel candidate, wherein the first control channel candidate corresponds to a first value, the second control channel candidate corresponds to a second value, the first value is a non-negative integer, and the second value is a non-negative integer; a processor, operatively coupled to the first receiver, determining a reference control channel candidate according to a size relation between the first value and the second value, wherein the reference control channel candidate is the first control channel candidate or the second control channel candidate; the processor determining a first parameter based on the reference control channel, wherein the first parameter is a positive integer; the processor determining a target index based on the first parameter and the first index; the processor determining a first radio resource group from a first radio resource set based on the target index; and a first transmitter, transmitting a first bit block in the first radio resource group, wherein the first radio resource group is one of the plurality of radio resource groups. Islam teaches the processor determining the first radio resource set based on the PUCCH- Config IE, wherein the first radio resource set includes a plurality of radio resource groups (Paragraphs [0049]; [0074]describes PUCCH resource set containing plurality of PUCCH resources); In analogous art Gao teaches the first receiver receiving a first signaling indicating a first index (Paragraphs [0064]; [0071] describes the first signaling is used to indicate a first index. The PDCCH (first signaling) contains and indicates various indices, specifically an index of the PDCCH candidate and an index of a control channel element (CCE). The signaling inherently carries index information that is used for subsequent processing), Gao teaches wherein the first signaling occupies a first control channel candidate (Paragraphs [0064]; [0071] describes the first signaling is used to indicate a first index. The PDCCH (first signaling) contains and indicates various indices, specifically an index of the PDCCH candidate and an index of a control channel element (CCE). The signaling inherently carries index information that is used for subsequent processing), Gao teaches and the first control channel candidate is associated with a second control channel candidate (Paragraphs [0061]-[0062] describes the first control channel candidate is associated with a second control channel candidate and PDCCH candidates being organized into sets and being associated with each other through TCI states and CORESET configurations), Gao teaches wherein the first control channel candidate corresponds to a first value, the second control channel candidate corresponds to a second value (Paragraph [0074] describes that different control channel candidates correspond to different values, shows PDCCH candidates 0,1,2,3 having specific index values, demonstrating that each candidate corresponds to a distinct numerical value. Paragraph [0078] shows candidates being associated with different TCI state values (A and B). This establishes that the first control channel candidate corresponds to a first value (e.g., index 0 or TCI state A) and the second control channel candidate corresponds to a second value (e.g., index 1 or TCI state B)), Gao teaches the first value is a non-negative integer, and the second value is a non-negative integer (Paragraphs [0074] shows index values 0, 1, 2, 3 which are non-negative integers, satisfying the first and second value requirements. Paragraph [0214] states “K is a non-negative integer” with range (0, 1, ….M-1) the non-negative integer types used throughout the system); Gao teaches a processor, operatively coupled to the first receiver, determining a reference control channel candidate according to a size relation between the first value and the second value (Paragraph [0106] describes mathematical operations (modulo calculations) comparing candidate index values to determine groupings. Paragraph [0075] shows comparison operations (below/above predetermined index) to determine candidate classifications), Gao teaches wherein the reference control channel candidate is the first control channel candidate or the second control channel candidate (Paragraphs [0074]-[0075]; [0145]-[0146] describes that the system determines TCI states based on whether a PDCCH candidate belongs to a “first set” or “second set” creating a binary selection where the reference control channel candidate is either the first type (first set) or (second set)); Gao teaches the processor determining a first parameter based on the reference control channel (Paragraph [0197]; [0184] describes using reference control channel information to determine parameters. The PDCCH candidate (reference control channel) is used to determine various parameters including; number of CCEs, CORESET parameters, and PUCCH resource indicator values), Gao teaches wherein the first parameter is a positive integer (Paragraph [0203] states “L1 is positive integer {1, 2, 4, 8, 16}); Gao doesn’t teach the processor determining a target index based on the first parameter and the first index; the processor determining a first radio resource group from a first radio resource set based on the target index; In analogous art Gao Xuejuan teaches the processor determining a target index based on the first parameter and the first index (Paragraphs [0011]; [0073]; [0085]-[0090; [0108]-[0110] describes “dividing M PUCCH resources in the target PUCCH resource set into N subsets” this division creates the first parameter (M/N resource per subset.) “Determining a subset, corresponding to the sub-slot” identifies which subset based on the reference control channel. “Determining one PUCCH resource from the determined subset according to the PUCCH resource indicator” this uses the first index (PUCCH resource indictor) within the subset determined by the first parameter. The final resource index (target index) is determined by combining: (1) which subset (first parameter), and (2) which resource within that subset (first index) describes first parameter determination M= 16 total resources, N=2 sub-slots, first parameter = M/N =16/2 =8 resources per sub-slot. First index 3-bit PUCCH resource indicator can indicate values 0 to 7, ΔPRI = 3 (first index). Target index calculation, if in first sub-slot (n_index =0): target index = 0×8+3 =3 (the 4th resource, indexed from 0) if in second sub-slot (n_index =1): target index = 1×8+3 = 11 (the 12th resource) target index = (n_index×first parameter)+ first index); the processor determining a first radio resource group from a first radio resource set based on the target index (Paragraph [0073]; [0089] describes determining a radio resource group (PUCCH resource) from a radio resource set (target PUCCH resource set) based on an index (target index). Gao teaches wherein the first radio resource set includes a plurality of radio resource groups (Paragraph [0038] shows multiple control-resource sets (COREsets), each containing multiple elements); Gao teaches and a first transmitter, transmitting a first bit block in the first radio resource group (Paragraphs [0130]; [0213] describes the “first transmitter, transmitting a first bit block in a first radio resource group”. The HARQ-ACK information constitutes the “first bit block” actual data being transmitted. The PUCCH resource with specific index (rPUCCH) represents the first radio resource group, a specific allocated portion of radio resources used for transmission. The formula mentioned show how specific radio resources are selected and used for actual data transmission), wherein the first radio resource group is one of the plurality of radio resource groups (Paragraph [0130] shows PUCCH resources with indices 0-15, indicating 16 different resource groups within the resource set). Therefore, it would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to have modified Islam and Gao to incorporate the teachings of Gao Xuejuan determining a target index, and calculating which radio resource the terminal should use for transmission enables faster, more reliable wireless communication (Gao Xuejuan, Paragraph [0005]). Regarding claim 2, Gao in view of Islam and Gao Xuejuan, Gao teaches wherein when the first value is less than the second value, the reference control channel candidate is the first control channel candidate; and wherein when the first value is greater than the second value, the reference control channel candidate is the second control channel candidate (Paragraphs [0074]-[0075] describes that the system compares index values against a predetermined threshold (value 2 ) and assigns candidates to different sets based on whether their values are below (less than) or exceeding (greater than) the threshold. Candidates with smaller index values (0,1) are assigned to the “first set” while candidates with larger index values (2, 3, or 3, 4) are assigned to the second set). Regarding claim 3, Gao in view of Islam and Gao Xuejuan, Gao teaches wherein the first control channel candidate belongs to a first search space set, the second control channel candidate belongs to a second search space set (Paragraph [0061]; [0071] describes PDCCH candidates being organized into different sets within search space set), the first search space set is associated with a first control resource set, and the second search space set is associated with a second control resource set (Paragraphs [0036]; [0038] describes the association between search space sets and control resource sets (COREsets)); the first value is equal to a number of Channel Control Element(s) (CCE(s)) included in the first control resource set, and the second value is equal to a number of CCE(s) included in the second control resource set (Paragraphs [0089]; [0135] describes that values are determined based on the number of CCEs in COREsets (NCCCE) and that different CCE sets contain different numbers of CCEs); or, the first value is a number of control channel candidate(s) associated with the first control channel candidate, and the second value is a number of control channel candidate(s) associated with the second control channel candidate (Paragraph [0201]; [0203] describes that control channel candidates are organized into sets with different numbers of candidates in each set. The first set contains a certain number of PDCCH candidates associated with the first control channel candidate, and the second set contains a different number of candidates associated with the second control channel candidate. The aggregation levels (L1, L2) represent the number of candidates in each set). Regarding claim 4, Gao in view of Islam and Gao Xuejuan, Gao Xuejuan, teaches wherein a value obtained by dividing a second parameter by the first parameter is used to determine a third parameter (Paragraphs [0011]; [0073]; [0085]-[0090; [0108]-[0110] describes where various parameters are divided to determine resource indices. The formulas involve dividing parameters to calculate target values), Gao teaches the target index is linearly associated with the third parameter, and the target index is linearly associated with the first index (Paragraphs [0130]; [0197] describes linear mathematical relationships where the target resource index (rPUCCH) is calculated based on linear combinations of multiple parameters including CCE indices and other parameters); the third parameter is a non-negative integer, and the target index is a non-negative integer less than the number of the plurality of radio resource groups; Gao Xuejuan teaches or, a value obtained by dividing a second parameter by the first parameter is used to determine a third parameter (Paragraphs [0011]; [0073]; [0085]-[0090; [0108]-[0110] describes division of parameters. The formulas show that various parameters are mathematically combined through division operations to determine target resource indices), the target index is linearly associated with the third parameter, and the target index is linearly associated with the first index; the third parameter is a non-negative integer, and the target index is a non-negative integer less than the number of the plurality of radio resource groups; the first control channel candidate is used to determine the second parameter, Gao teaches or the reference control channel candidate is used to determine the second parameter (Paragraphs [0064]; [0184]; [0186] shows that parameters (like “number of CCEs in a first CORESET of the first PDCCH candidate”) are determined based on specific PDCCH candidates (first control channel candidate) or the selected reference candidate. The system uses characteristics and properties of the chosen control channel candidate to derive the second parameter used in subsequent calculations). Regarding claim 5, Gao in view of Islam and Gao Xuejuan, Gao teaches wherein the first receiver receives a first signal (Paragraphs [0005]; [0197] describes receiving a first signaling, PDCCH is fundamentally a signaling channel that carries control information); wherein the first signaling is used to indicate scheduling information of the first signal (Paragraphs [0034]; [0130]; [0197] describes that DCI (carried by PDCCH- the first signaling ) contains scheduling information for PDSCH reception (the first signal)), and the first bit block includes a Hybrid Automatic Repeat request-ACKnowledgement (HlARQ-ACK) information bit for the first signal (Paragraphs [0130]; [0213]; [0134]-[0135] describes the terminal device provides HARQ-ACK information in a PUCCH transmission in response to detecting a DCI scheduling a PDSCH reception, “showing that HARQ-ACK” information is transmitted as the data payload (first bit block) in response to receiving the first signal (PDSCH)). Regarding claim 6, Gao in view of Islam and Gao Xuejuan, comprising: Islam teaches a second transmitter, transmitting a PUCCH-Config information element (IE) first information (Paragraphs [0049]; [0074] describes receiving a PUCCH-Config IE); Gao Xuejuan, teaches the second transmitter transmitting a first signaling indicating a first index for determining a target index (Paragraphs [0024]; [0109]; [0069]; [0112] describes base station (second transmitter) generates a PRI (first index) with value “000” sends it to a terminal through a PDCCH (transmitting first signaling) and the terminal uses this PRI to determine which resource to use (for determining target index)), Gao teaches wherein the first signaling occupies a first control channel candidate (Paragraph [0064] describes the first signaling occupies a first control channel candidate. The PDCCH (first signaling) describes as occupying a “PDCCH candidate” (first control channel candidate, and shows that signaling (PDCCH) is received on specific control channel candidates, with each candidate representing a potential location where control information can be transmitted), Gao teaches and the first control channel candidate is associated with a second control channel candidate (Paragraphs [0061]-[0062] describes the first control channel candidate is associated with a second control channel candidate and PDCCH candidates being organized into sets and being associated with each other through TCI states and CORESET configurations), Gao teaches wherein the first control channel candidate corresponds to a first value, the second control channel candidate corresponds to a second value (Paragraph [0074] describes that different control channel candidates correspond to different values, shows PDCCH candidates 0,1,2,3 having specific index values, demonstrating that each candidate corresponds to a distinct numerical value. Paragraph [0078] shows candidates being associated with different TCI state values (A and B). This establishes that the first control channel candidate corresponds to a first value (e.g., index 0 or TCI state A) and the second control channel candidate corresponds to a second value (e.g., index 1 or TCI state B)), Gao teaches the first value is a non-negative integer, and the second value is a non-negative integer; and a second receiver (Paragraphs [0074] shows index values 0, 1, 2, 3 which are non-negative integers, satisfying the first and second value requirements. Paragraph [0214] states “K is a non-negative integer” with range (0, 1, ….M-1) the non-negative integer types used throughout the system), Gao teaches receiving a first bit block in a first radio resource group (Paragraphs [0064]; [0071] describes the first signaling is used to indicate a first index. The PDCCH (first signaling) contains and indicates various indices, specifically an index of the PDCCH candidate and an index of a control channel element (CCE). The signaling inherently carries index information that is used for subsequent processing). Claim 11 is rejected for the same reason as set forth in claim 1 respectively. Claim 16 is rejected for the same reason as set forth in claim 6 respectively. Claims 7, 12 and 17 are rejected for the same reason as set forth in claim 2 respectively. Claims 8, 13 and 18 are rejected for the same reason as set forth in claim 3 respectively. Claims 9, 14 and 19 are rejected for the same reason as set forth in claim 4 respectively. Claims 10, 15 and 20 are rejected for the same reason as set forth in claim 5 respectively. The claims have been slightly reworded and rearranged. However, these changes do not add any new technical details. The core meaning of the claims remains the same. Because of this, these claims can be rejected for the same reasons as the earlier claims. Conclusion Applicant's amendment necessitated the new ground(s) of rejection presented in this Office action. Accordingly, THIS ACTION IS MADE FINAL. See MPEP § 706.07(a). Applicant is reminded of the extension of time policy as set forth in 37 CFR 1.136(a). A shortened statutory period for reply to this final action is set to expire THREE MONTHS from the mailing date of this action. In the event a first reply is filed within TWO MONTHS of the mailing date of this final action and the advisory action is not mailed until after the end of the THREE-MONTH shortened statutory period, then the shortened statutory period will expire on the date the advisory action is mailed, and any nonprovisional extension fee (37 CFR 1.17(a)) pursuant to 37 CFR 1.136(a) will be calculated from the mailing date of the advisory action. In no event, however, will the statutory period for reply expire later than SIX MONTHS from the mailing date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to MEHERET WOLDEGEBREAL KIDANE whose telephone number is (571)270-3642. The examiner can normally be reached M-F8:30-5. 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, Ricky Ngo can be reached at 571-272-3139. 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. /M.W.K./Examiner, Art Unit 2464 /RICKY Q NGO/Supervisory Patent Examiner, Art Unit 2464
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Prosecution Timeline

Show 1 earlier event
Jul 21, 2025
Non-Final Rejection mailed — §103
Oct 21, 2025
Response Filed
Nov 13, 2025
Interview Requested
Jan 20, 2026
Applicant Interview (Telephonic)
Jan 22, 2026
Examiner Interview Summary
Feb 05, 2026
Non-Final Rejection mailed — §103
May 05, 2026
Response Filed
Jul 02, 2026
Final Rejection mailed — §103 (current)

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Prosecution Projections

4-5
Expected OA Rounds
83%
Grant Probability
99%
With Interview (+23.5%)
3y 0m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 23 resolved cases by this examiner. Grant probability derived from career allowance rate.

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