Search

Xu Mei

Examiner (ID: 15436, Phone: (571)272-7523 , Office: P/2654 )

Most Active Art Unit
2654
Art Unit(s)
2654, 2747, 2695, 2644, 2615, 2614, 2605, 2608, 2743
Total Applications
1939
Issued Applications
1503
Pending Applications
214
Abandoned Applications
250

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20417042 [patent_doc_number] => 12500337 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Stripline wiper-type phase shifter for a base station antenna [patent_app_type] => utility [patent_app_number] => 17/756455 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 1973 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17756455 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/756455
Stripline wiper-type phase shifter for a base station antenna Nov 17, 2020 Issued
Array ( [id] => 18062254 [patent_doc_number] => 20220393341 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => TWO-DIMENSIONAL RADAR FOR MILLIMETER WAVE APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/775747 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17566 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17775747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/775747
TWO-DIMENSIONAL RADAR FOR MILLIMETER WAVE APPLICATIONS Nov 9, 2020 Pending
Array ( [id] => 17580379 [patent_doc_number] => 20220137234 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => METHOD OF AND RECEIVER FOR MITIGATING MULTIPATH INTERFERENCE IN A GLOBAL NAVIGATION SATELLITE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/090688 [patent_app_country] => US [patent_app_date] => 2020-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17090688 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/090688
Method of and receiver for mitigating multipath interference in a global navigation satellite system Nov 4, 2020 Issued
Array ( [id] => 18686438 [patent_doc_number] => 11782167 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Methods of and systems, networks and devices for remotely detecting and monitoring the displacement, deflection and/or distortion of stationary and mobile systems using GNSS-based technologies [patent_app_type] => utility [patent_app_number] => 17/087629 [patent_app_country] => US [patent_app_date] => 2020-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 255 [patent_figures_cnt] => 389 [patent_no_of_words] => 85279 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17087629 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/087629
Methods of and systems, networks and devices for remotely detecting and monitoring the displacement, deflection and/or distortion of stationary and mobile systems using GNSS-based technologies Nov 2, 2020 Issued
Array ( [id] => 19259120 [patent_doc_number] => 12019171 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Method for determining the position of a vehicle as a function of the vehicle velocity [patent_app_type] => utility [patent_app_number] => 16/949532 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2618 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16949532 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/949532
Method for determining the position of a vehicle as a function of the vehicle velocity Nov 1, 2020 Issued
Array ( [id] => 16622919 [patent_doc_number] => 20210041572 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => SYSTEM AND METHOD FOR IDENTIFYING GLOBAL NAVIGATION SATELLITE SYSTEM SPOOFING ATTACKS ON A PROTECTED VEHICLE [patent_app_type] => utility [patent_app_number] => 17/082282 [patent_app_country] => US [patent_app_date] => 2020-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4807 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17082282 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/082282
System and method for identifying global navigation satellite system spoofing attacks on a protected vehicle Oct 27, 2020 Issued
Array ( [id] => 17714708 [patent_doc_number] => 11378697 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Multipath mitigation for multiband GNSS receiver [patent_app_type] => utility [patent_app_number] => 17/081973 [patent_app_country] => US [patent_app_date] => 2020-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 18591 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17081973 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/081973
Multipath mitigation for multiband GNSS receiver Oct 26, 2020 Issued
Array ( [id] => 17785887 [patent_doc_number] => 11409005 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => GNSS receiver adapted to produce, use, and communicate software-generated satellite signal data [patent_app_type] => utility [patent_app_number] => 17/081134 [patent_app_country] => US [patent_app_date] => 2020-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7186 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17081134 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/081134
GNSS receiver adapted to produce, use, and communicate software-generated satellite signal data Oct 26, 2020 Issued
Array ( [id] => 16751049 [patent_doc_number] => 20210103058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => METHODS FOR DETECTING REPLAY ATTACKS IN GNSS SYSTEMS AND METHODS THEREOF [patent_app_type] => utility [patent_app_number] => 17/062073 [patent_app_country] => US [patent_app_date] => 2020-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5252 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [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] => 17062073 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/062073
Methods for detecting replay attacks in GNSS systems and methods thereof Oct 1, 2020 Issued
Array ( [id] => 17976780 [patent_doc_number] => 11493638 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Carrier phase based multipath (MP) detection [patent_app_type] => utility [patent_app_number] => 17/034255 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 8684 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17034255 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/034255
Carrier phase based multipath (MP) detection Sep 27, 2020 Issued
Array ( [id] => 18234328 [patent_doc_number] => 11598883 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Memory optimized GNSS correlator [patent_app_type] => utility [patent_app_number] => 17/028729 [patent_app_country] => US [patent_app_date] => 2020-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6353 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 447 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17028729 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/028729
Memory optimized GNSS correlator Sep 21, 2020 Issued
Array ( [id] => 16560827 [patent_doc_number] => 20210005976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => CIRCUIT ARCHITECTURE FOR DISTRIBUTED MULTIPLEXED CONTROL AND ELEMENT SIGNALS FOR PHASED ARRAY ANTENNA [patent_app_type] => utility [patent_app_number] => 17/016564 [patent_app_country] => US [patent_app_date] => 2020-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17443 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17016564 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/016564
Circuit architecture for distributed multiplexed control and element signals for phased array antenna Sep 9, 2020 Issued
Array ( [id] => 16986429 [patent_doc_number] => 11073594 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Position estimating device, position estimating system, and position estimating method [patent_app_type] => utility [patent_app_number] => 17/011186 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5425 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17011186 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/011186
Position estimating device, position estimating system, and position estimating method Sep 2, 2020 Issued
Array ( [id] => 17445542 [patent_doc_number] => 20220066047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => Localization Using Bearing from Environmental Features [patent_app_type] => utility [patent_app_number] => 17/005135 [patent_app_country] => US [patent_app_date] => 2020-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17005135 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/005135
Localization using bearing from environmental features Aug 26, 2020 Issued
Array ( [id] => 19827305 [patent_doc_number] => 12248078 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Signal receiving equipment, signal processing method and program [patent_app_type] => utility [patent_app_number] => 17/642355 [patent_app_country] => US [patent_app_date] => 2020-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9509 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17642355 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/642355
Signal receiving equipment, signal processing method and program Aug 25, 2020 Issued
Array ( [id] => 17222879 [patent_doc_number] => 11175374 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-16 [patent_title] => Location estimation apparatus, moving object, location estimation method, and computer readable storage medium [patent_app_type] => utility [patent_app_number] => 17/000368 [patent_app_country] => US [patent_app_date] => 2020-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 12821 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 381 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17000368 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/000368
Location estimation apparatus, moving object, location estimation method, and computer readable storage medium Aug 23, 2020 Issued
Array ( [id] => 17429821 [patent_doc_number] => 20220057530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => RTK GNSS POSITIONING WITHOUT BASE STATIONS [patent_app_type] => utility [patent_app_number] => 16/998621 [patent_app_country] => US [patent_app_date] => 2020-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9475 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -47 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16998621 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/998621
RTK GNSS positioning without base stations Aug 19, 2020 Issued
Array ( [id] => 18637508 [patent_doc_number] => 11762103 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Detection method of a wrong synchronization of a receiver with a satellite, associated receiver and computer program product [patent_app_type] => utility [patent_app_number] => 16/993006 [patent_app_country] => US [patent_app_date] => 2020-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6077 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 424 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16993006 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/993006
Detection method of a wrong synchronization of a receiver with a satellite, associated receiver and computer program product Aug 12, 2020 Issued
Array ( [id] => 16629886 [patent_doc_number] => 20210048539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => TOTAL STATION WITH GNSS DEVICE [patent_app_type] => utility [patent_app_number] => 16/987107 [patent_app_country] => US [patent_app_date] => 2020-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9847 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16987107 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/987107
Total station with GNSS device Aug 5, 2020 Issued
Array ( [id] => 17010479 [patent_doc_number] => 20210241640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => METHOD OF ANALYZING A GROUND-BASED AUGMENTATION SYSTEM SIGNAL AND TEST SYSTEM FOR TESTING A GROUND-BASED AUGMENTATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/917357 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6420 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16917357 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/917357
Method of analyzing a ground-based augmentation system signal and test system for testing a ground-based augmentation system Jun 29, 2020 Issued
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