Xu Mei

Array ( [id] => 20376392 [patent_doc_number] => 12483845 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Systems and methods for headset identification [patent_app_type] => utility [patent_app_number] => 18/173817 [patent_app_country] => US [patent_app_date] => 2023-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 13524 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173817 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 20376392 [patent_doc_number] => 12483845 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Systems and methods for headset identification [patent_app_type] => utility [patent_app_number] => 18/173817 [patent_app_country] => US [patent_app_date] => 2023-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 13524 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173817 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18458109 [patent_doc_number] => 20230199391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => Sound Generation Device And Applications [patent_app_type] => utility [patent_app_number] => 18/169908 [patent_app_country] => US [patent_app_date] => 2023-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18169908 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18458109 [patent_doc_number] => 20230199391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => Sound Generation Device And Applications [patent_app_type] => utility [patent_app_number] => 18/169908 [patent_app_country] => US [patent_app_date] => 2023-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18169908 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18587271 [patent_doc_number] => 20230269536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => OPTIMAL CROSSTALK CANCELLATION FILTER SETS GENERATED BY USING AN OBSTRUCTED FIELD MODEL AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/168069 [patent_app_country] => US [patent_app_date] => 2023-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18168069 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19670575 [patent_doc_number] => 12183341 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Personalized sound management and method [patent_app_type] => utility [patent_app_number] => 18/106606 [patent_app_country] => US [patent_app_date] => 2023-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 13711 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18106606 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18828623 [patent_doc_number] => 11843922 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-12-12 [patent_title] => Calibrating an audio system using a user's auditory steady state response [patent_app_type] => utility [patent_app_number] => 18/101498 [patent_app_country] => US [patent_app_date] => 2023-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 13781 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18101498 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19287466 [patent_doc_number] => 20240223948 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => MICROPHONE CHANNEL SELF-NOISE SILENCING [patent_app_type] => utility [patent_app_number] => 18/147777 [patent_app_country] => US [patent_app_date] => 2022-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10897 [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] => 18147777 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19797482 [patent_doc_number] => 12238474 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Speaker box [patent_app_type] => utility [patent_app_number] => 18/089575 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5502 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089575 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19901148 [patent_doc_number] => 12279098 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Systems, methods and computer program products for selecting audio filters [patent_app_type] => utility [patent_app_number] => 18/147113 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8124 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18147113 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18798220 [patent_doc_number] => 11832086 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Spatial audio downmixing [patent_app_type] => utility [patent_app_number] => 18/087214 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5792 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18087214 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19054371 [patent_doc_number] => 20240096340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => DETECTION AND SUPPRESSION OF HOWL SPEECH SIGNAL [patent_app_type] => utility [patent_app_number] => 18/086555 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18086555 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19009518 [patent_doc_number] => 20240073589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => FORCE-CANCELLING AUDIO SYSTEM INCLUDING AN ISOBARIC SPEAKER CONFIGURATION WITH SPEAKER MEMBRANES MOVING IN OPPOSITE DIRECTIONS [patent_app_type] => utility [patent_app_number] => 18/085370 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085370 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18686939 [patent_doc_number] => 11782675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Systems and methods of distributing audio to one or more playback devices [patent_app_type] => utility [patent_app_number] => 18/063887 [patent_app_country] => US [patent_app_date] => 2022-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 11621 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063887 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19805572 [patent_doc_number] => 20250071497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => Apparatus, Methods and Computer Programs for Enabling Rendering of Spatial Audio [patent_app_type] => utility [patent_app_number] => 18/723930 [patent_app_country] => US [patent_app_date] => 2022-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10189 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18723930 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19805572 [patent_doc_number] => 20250071497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => Apparatus, Methods and Computer Programs for Enabling Rendering of Spatial Audio [patent_app_type] => utility [patent_app_number] => 18/723930 [patent_app_country] => US [patent_app_date] => 2022-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10189 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18723930 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19596685 [patent_doc_number] => 12154537 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Howling suppression for active noise cancellation (ANC) systems and methods [patent_app_type] => utility [patent_app_number] => 18/058508 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 9060 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058508 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19488497 [patent_doc_number] => 12108235 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Virtual reality headset audio synchronization system [patent_app_type] => utility [patent_app_number] => 18/056469 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3180 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18056469 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 20344771 [patent_doc_number] => 12468502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Computer system and processing method thereof of sound signal [patent_app_type] => utility [patent_app_number] => 17/987880 [patent_app_country] => US [patent_app_date] => 2022-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17987880 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 20344771 [patent_doc_number] => 12468502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Computer system and processing method thereof of sound signal [patent_app_type] => utility [patent_app_number] => 17/987880 [patent_app_country] => US [patent_app_date] => 2022-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17987880 [rel_patent_id] =>[rel_patent_doc_number] =>)