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Zhihan Zhou

Examiner (ID: 5130, Phone: (571)270-7284 , Office: P/2482 )

Most Active Art Unit
2482
Art Unit(s)
2482
Total Applications
1159
Issued Applications
874
Pending Applications
104
Abandoned Applications
208

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19533233 [patent_doc_number] => 20240357135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => METHOD FOR ENCODING/DECODING VIDEO AND RECORDING MEDIUM STORING THE METHOD FOR ENCODING VIDEO [patent_app_type] => utility [patent_app_number] => 18/640930 [patent_app_country] => US [patent_app_date] => 2024-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9692 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18640930 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/640930
Method for encoding/decoding video and recording medium storing the method for encoding video Apr 18, 2024 Issued
Array ( [id] => 19365514 [patent_doc_number] => 20240267548 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => ADAPTIVE QUANTIZATION STEP SIZE IN CCSO FILTERING [patent_app_type] => utility [patent_app_number] => 18/641136 [patent_app_country] => US [patent_app_date] => 2024-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18641136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/641136
Adaptive quantization step size in CCSO filtering Apr 18, 2024 Issued
Array ( [id] => 19386105 [patent_doc_number] => 20240275975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => IMAGE DECODING METHOD FOR CODING CHROMA QUANTIZATION PARAMETER DATA, AND DEVICE FOR SAME [patent_app_type] => utility [patent_app_number] => 18/638960 [patent_app_country] => US [patent_app_date] => 2024-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35135 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18638960 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/638960
Image decoding method for coding chroma quantization parameter data, and device for same Apr 17, 2024 Issued
Array ( [id] => 19386104 [patent_doc_number] => 20240275974 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => IMAGE DECODING METHOD FOR CHROMA COMPONENT AND APPARATUS THEREFOR [patent_app_type] => utility [patent_app_number] => 18/637712 [patent_app_country] => US [patent_app_date] => 2024-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 41497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18637712 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/637712
Image decoding method for chroma component and apparatus therefor Apr 16, 2024 Issued
Array ( [id] => 19620746 [patent_doc_number] => 20240406426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => SIGNALING FOR ZERO RESIDUAL FLAG AND PREDICTION MODE [patent_app_type] => utility [patent_app_number] => 18/632916 [patent_app_country] => US [patent_app_date] => 2024-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18632916 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/632916
Signaling for zero residual flag and prediction mode Apr 10, 2024 Issued
Array ( [id] => 20705101 [patent_doc_number] => 12627824 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Systems and methods for entropy coding for recursive intra region partitioning [patent_app_type] => utility [patent_app_number] => 18/633363 [patent_app_country] => US [patent_app_date] => 2024-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 11135 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18633363 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/633363
Systems and methods for entropy coding for recursive intra region partitioning Apr 10, 2024 Issued
Array ( [id] => 19944714 [patent_doc_number] => 12316860 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Unified intra block copy and inter prediction modes [patent_app_type] => utility [patent_app_number] => 18/632052 [patent_app_country] => US [patent_app_date] => 2024-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 17278 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18632052 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/632052
Unified intra block copy and inter prediction modes Apr 9, 2024 Issued
Array ( [id] => 20292339 [patent_doc_number] => 20250317582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => SYSTEMS AND METHODS FOR PERFORMING CHROMA LOCAL ILLUMINATION COMPENSATION DERIVATION BASED ON A QUANTIZATION PARAMETER IN VIDEO CODING [patent_app_type] => utility [patent_app_number] => 18/630873 [patent_app_country] => US [patent_app_date] => 2024-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10951 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18630873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/630873
Systems and methods for performing chroma local illumination compensation derivation based on a quantization parameter in video coding Apr 8, 2024 Issued
Array ( [id] => 19350642 [patent_doc_number] => 20240259606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => SYSTEMS AND METHODS FOR DEBLOCKING FILTERING [patent_app_type] => utility [patent_app_number] => 18/629366 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8453 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629366 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629366
Systems and methods for deblocking filtering Apr 7, 2024 Issued
Array ( [id] => 19336662 [patent_doc_number] => 20240251092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => CHROMA BLOCK PREDICTION METHOD AND DEVICE [patent_app_type] => utility [patent_app_number] => 18/624894 [patent_app_country] => US [patent_app_date] => 2024-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26777 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18624894 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/624894
Chroma block prediction method and device Apr 1, 2024 Issued
Array ( [id] => 19322663 [patent_doc_number] => 20240244211 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => REDUCING CONTEXT CODED AND BYPASS CODED BINS TO IMPROVE CONTEXT ADAPTIVE BINARY ARITHMETIC CODING (CABAC) THROUGHPUT [patent_app_type] => utility [patent_app_number] => 18/623323 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623323 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/623323
Reducing context coded and bypass coded bins to improve context adaptive binary arithmetic coding (CABAC) throughput Mar 31, 2024 Issued
Array ( [id] => 19350614 [patent_doc_number] => 20240259578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => CROSS-COMPONENT SAMPLE ADAPTIVE OFFSET [patent_app_type] => utility [patent_app_number] => 18/619448 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18619448 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/619448
Cross-component sample adaptive offset Mar 27, 2024 Issued
Array ( [id] => 19322653 [patent_doc_number] => 20240244201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING [patent_app_type] => utility [patent_app_number] => 18/620827 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18001 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18620827 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/620827
METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING Mar 27, 2024 Pending
Array ( [id] => 20390162 [patent_doc_number] => 12489904 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Video coding in relation to subpictures [patent_app_type] => utility [patent_app_number] => 18/617726 [patent_app_country] => US [patent_app_date] => 2024-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 26 [patent_no_of_words] => 6651 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617726 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617726
Video coding in relation to subpictures Mar 26, 2024 Issued
Array ( [id] => 19454172 [patent_doc_number] => 20240314302 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => ADAPTIVE CODING ORDER FOR INTRA PREDICTION IN VIDEO CODING [patent_app_type] => utility [patent_app_number] => 18/616963 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20380 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18616963 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/616963
Adaptive coding order for intra prediction in video coding Mar 25, 2024 Issued
Array ( [id] => 20405167 [patent_doc_number] => 12495153 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Coding enhancement in cross-component sample adaptive offset [patent_app_type] => utility [patent_app_number] => 18/600315 [patent_app_country] => US [patent_app_date] => 2024-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 61 [patent_figures_cnt] => 63 [patent_no_of_words] => 32907 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18600315 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/600315
Coding enhancement in cross-component sample adaptive offset Mar 7, 2024 Issued
Array ( [id] => 19421865 [patent_doc_number] => 20240297989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => PREPROCESSING OF INPUT DATA FOR ADAPTIVE LOOP FILTER IN VIDEO CODING [patent_app_type] => utility [patent_app_number] => 18/589777 [patent_app_country] => US [patent_app_date] => 2024-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18589777 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/589777
Preprocessing of input data for adaptive loop filter in video coding Feb 27, 2024 Issued
Array ( [id] => 19238756 [patent_doc_number] => 20240195951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => METHOD FOR ENCODING/DECODING AN INTRA-PICTURE PREDICTION MODE USING TWO INTRA- PREDICTION MODE CANDIDATE, AND APPARATUS USING SUCH A METHOD [patent_app_type] => utility [patent_app_number] => 18/585323 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585323 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585323
Method for encoding/decoding an intra-picture prediction mode using two intra-prediction mode candidate, and apparatus using such a method Feb 22, 2024 Issued
Array ( [id] => 19238814 [patent_doc_number] => 20240196010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => IMAGE ENCODING/DECODING METHOD AND DEVICE, AND RECORDING MEDIUM STORING BIT STREAM [patent_app_type] => utility [patent_app_number] => 18/586194 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26686 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18586194 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/586194
Image encoding/decoding method and device, and recording medium storing bit stream Feb 22, 2024 Issued
Array ( [id] => 19238764 [patent_doc_number] => 20240195960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => IMAGE CODING APPARATUS AND IMAGE DECODING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/444383 [patent_app_country] => US [patent_app_date] => 2024-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18444383 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/444383
Image coding apparatus and image decoding apparatus Feb 15, 2024 Issued
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