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] => 17816617 [patent_doc_number] => 11422224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Location determination based on phase differences [patent_app_type] => utility [patent_app_number] => 16/915447 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 42 [patent_no_of_words] => 31691 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16915447 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/915447
Location determination based on phase differences Jun 28, 2020 Issued
Array ( [id] => 17275936 [patent_doc_number] => 20210382134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => Localizing a Target Device Based on Measurements from a Measurement Device Array [patent_app_type] => utility [patent_app_number] => 17/283400 [patent_app_country] => US [patent_app_date] => 2020-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -45 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17283400 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/283400
Localizing a target device based on measurements from a measurement device array Jun 2, 2020 Issued
Array ( [id] => 18780285 [patent_doc_number] => 11821998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Three-dimensional attitude determination system with multi-faceted integrity solution [patent_app_type] => utility [patent_app_number] => 16/880768 [patent_app_country] => US [patent_app_date] => 2020-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7791 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16880768 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/880768
Three-dimensional attitude determination system with multi-faceted integrity solution May 20, 2020 Issued
Array ( [id] => 16287254 [patent_doc_number] => 20200280856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-03 [patent_title] => AUTHENTICATION OF SATELLITE NAVIGATION SYSTEM RECEIVER [patent_app_type] => utility [patent_app_number] => 16/875892 [patent_app_country] => US [patent_app_date] => 2020-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13309 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16875892 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/875892
Authentication of satellite navigation system receiver May 14, 2020 Issued
Array ( [id] => 16284832 [patent_doc_number] => 20200278434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-03 [patent_title] => INFORMATION COLLECTION SYSTEM AND INFORMATION COLLECTION METHOD [patent_app_type] => utility [patent_app_number] => 16/875434 [patent_app_country] => US [patent_app_date] => 2020-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8798 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16875434 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/875434
Information collection system and information collection method May 14, 2020 Issued
Array ( [id] => 17233180 [patent_doc_number] => 20210359737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => BEAMFORMER FOR DIGITAL ARRAY [patent_app_type] => utility [patent_app_number] => 16/874799 [patent_app_country] => US [patent_app_date] => 2020-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16874799 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/874799
Beamformer for digital array May 14, 2020 Issued
Array ( [id] => 16658788 [patent_doc_number] => 20210055425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => FLEXIBLE DEVICE FOR SYNCHRONIZING MULTI-ANTENNA GNSS MEASUREMENTS [patent_app_type] => utility [patent_app_number] => 15/930020 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15930020 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/930020
FLEXIBLE DEVICE FOR SYNCHRONIZING MULTI-ANTENNA GNSS MEASUREMENTS May 11, 2020 Abandoned
Array ( [id] => 17956906 [patent_doc_number] => 11483025 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => System and method for providing a unified global navigation satellite system (GNSS) receiver [patent_app_type] => utility [patent_app_number] => 16/869297 [patent_app_country] => US [patent_app_date] => 2020-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 24 [patent_no_of_words] => 8426 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16869297 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/869297
System and method for providing a unified global navigation satellite system (GNSS) receiver May 6, 2020 Issued
Array ( [id] => 17201532 [patent_doc_number] => 20210341627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => SYSTEM AND METHOD FOR DETECTING SPOOFING OF GLOBAL NAVIGATION SATELLITE SYSTEM SIGNALS USING A PLURALITY OF ANTENNAS [patent_app_type] => utility [patent_app_number] => 16/864904 [patent_app_country] => US [patent_app_date] => 2020-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5070 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16864904 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/864904
System and method for detecting spoofing of global navigation satellite system signals using a plurality of antennas Apr 30, 2020 Issued
Array ( [id] => 18407035 [patent_doc_number] => 20230168387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => MEASUREMENT APPARATUS, MEASUREMENT METHOD AND PROGRAM [patent_app_type] => utility [patent_app_number] => 17/920894 [patent_app_country] => US [patent_app_date] => 2020-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8295 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17920894 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920894
MEASUREMENT APPARATUS, MEASUREMENT METHOD AND PROGRAM Apr 27, 2020 Abandoned
Array ( [id] => 19978350 [patent_doc_number] => 12345824 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => GNSS receiver and GNSS device [patent_app_type] => utility [patent_app_number] => 16/976758 [patent_app_country] => US [patent_app_date] => 2020-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16976758 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/976758
GNSS receiver and GNSS device Apr 26, 2020 Issued
Array ( [id] => 18086725 [patent_doc_number] => 11536854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-27 [patent_title] => Multiple faulty global navigation satellite system signal detecting system [patent_app_type] => utility [patent_app_number] => 16/858311 [patent_app_country] => US [patent_app_date] => 2020-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6781 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16858311 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/858311
Multiple faulty global navigation satellite system signal detecting system Apr 23, 2020 Issued
Array ( [id] => 17588922 [patent_doc_number] => 11327184 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Providing atmospheric correction data for a GNSS network-RTK system by encoding the data according to a quad-tree hierarchy [patent_app_type] => utility [patent_app_number] => 16/855859 [patent_app_country] => US [patent_app_date] => 2020-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4225 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16855859 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/855859
Providing atmospheric correction data for a GNSS network-RTK system by encoding the data according to a quad-tree hierarchy Apr 21, 2020 Issued
Array ( [id] => 18014501 [patent_doc_number] => 11506794 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Systems and methods for GNSS carrier phase multipath mitigation using a blanked correlator in conjunction with a full correlator [patent_app_type] => utility [patent_app_number] => 16/854479 [patent_app_country] => US [patent_app_date] => 2020-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5210 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16854479 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/854479
Systems and methods for GNSS carrier phase multipath mitigation using a blanked correlator in conjunction with a full correlator Apr 20, 2020 Issued
Array ( [id] => 17514923 [patent_doc_number] => 11294067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-05 [patent_title] => System and method for providing global navigation satellite system (GNSS) signal processing in multipath environment [patent_app_type] => utility [patent_app_number] => 16/848225 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5568 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848225 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848225
System and method for providing global navigation satellite system (GNSS) signal processing in multipath environment Apr 13, 2020 Issued
Array ( [id] => 18422115 [patent_doc_number] => 20230176579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => AIRCRAFT GUIDANCE WITH TRANSMITTING BEACONS [patent_app_type] => utility [patent_app_number] => 16/842332 [patent_app_country] => US [patent_app_date] => 2020-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6735 [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] => 16842332 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/842332
Aircraft guidance with transmitting beacons Apr 6, 2020 Issued
Array ( [id] => 18548531 [patent_doc_number] => 11721894 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-08 [patent_title] => System and method for near-field testing of a phased array antenna [patent_app_type] => utility [patent_app_number] => 16/839977 [patent_app_country] => US [patent_app_date] => 2020-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 10499 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16839977 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/839977
System and method for near-field testing of a phased array antenna Apr 2, 2020 Issued
Array ( [id] => 16362598 [patent_doc_number] => 20200319349 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-08 [patent_title] => POSITION DETECTION SYSTEM, POSITION DETECTION DEVICE, AND POSITION DETECTION METHOD [patent_app_type] => utility [patent_app_number] => 16/833086 [patent_app_country] => US [patent_app_date] => 2020-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4574 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16833086 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/833086
POSITION DETECTION SYSTEM, POSITION DETECTION DEVICE, AND POSITION DETECTION METHOD Mar 26, 2020 Abandoned
Array ( [id] => 19442467 [patent_doc_number] => 12092722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Method, system and computer program product for determining a position relative to a confined space [patent_app_type] => utility [patent_app_number] => 17/440112 [patent_app_country] => US [patent_app_date] => 2020-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 5025 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17440112 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/440112
Method, system and computer program product for determining a position relative to a confined space Mar 19, 2020 Issued
Array ( [id] => 19841231 [patent_doc_number] => 12253616 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Spatial domain measurements for beam based positioning [patent_app_type] => utility [patent_app_number] => 17/912268 [patent_app_country] => US [patent_app_date] => 2020-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 10891 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 510 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17912268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/912268
Spatial domain measurements for beam based positioning Mar 19, 2020 Issued
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