Search

David Hung Vu

Examiner (ID: 11333, Phone: (571)272-1831 , Office: P/2844 )

Most Active Art Unit
2821
Art Unit(s)
2821, 2844, 2502, 2828, 2817
Total Applications
1734
Issued Applications
1511
Pending Applications
64
Abandoned Applications
163

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15835035 [patent_doc_number] => 20200132799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => SYSTEM AND METHOD FOR POSITIONING A TERMINAL DEVICE [patent_app_type] => utility [patent_app_number] => 16/729603 [patent_app_country] => US [patent_app_date] => 2019-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4742 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16729603 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/729603
System and method for positioning a terminal device Dec 29, 2019 Issued
Array ( [id] => 17000690 [patent_doc_number] => 11079494 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-03 [patent_title] => Positioning device [patent_app_type] => utility [patent_app_number] => 16/730483 [patent_app_country] => US [patent_app_date] => 2019-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11755 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16730483 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/730483
Positioning device Dec 29, 2019 Issued
Array ( [id] => 16911971 [patent_doc_number] => 11044025 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-22 [patent_title] => Characterizing antenna patterns [patent_app_type] => utility [patent_app_number] => 16/721874 [patent_app_country] => US [patent_app_date] => 2019-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 8112 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16721874 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/721874
Characterizing antenna patterns Dec 18, 2019 Issued
Array ( [id] => 16446148 [patent_doc_number] => 10838071 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-17 [patent_title] => Reducing user multipath error and acquisition time in satellite navigation receivers [patent_app_type] => utility [patent_app_number] => 16/712000 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7105 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16712000 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/712000
Reducing user multipath error and acquisition time in satellite navigation receivers Dec 11, 2019 Issued
Array ( [id] => 16729119 [patent_doc_number] => 20210096266 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => SYSTEM AND METHOD FOR POSITION FIX ESTIMATION USING TWO OR MORE ANTENNAS [patent_app_type] => utility [patent_app_number] => 16/583902 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6380 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16583902 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/583902
System and method for position fix estimation using two or more antennas Sep 25, 2019 Issued
Array ( [id] => 15683871 [patent_doc_number] => 20200096599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => METHODS AND APPARATUS FOR LOCATING RFID TAGS [patent_app_type] => utility [patent_app_number] => 16/579949 [patent_app_country] => US [patent_app_date] => 2019-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25345 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16579949 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/579949
Methods and apparatus for locating RFID tags Sep 23, 2019 Issued
Array ( [id] => 15353133 [patent_doc_number] => 20200014458 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => SATELLITE COMMUNICATION NETWORK TERMINAL INSTALLATION METHOD AND SYSTEM [patent_app_type] => utility [patent_app_number] => 16/576967 [patent_app_country] => US [patent_app_date] => 2019-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5406 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 16576967 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/576967
Satellite communication network terminal installation method and system Sep 19, 2019 Issued
Array ( [id] => 15348139 [patent_doc_number] => 20200011961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => POSITION TRACKING SYSTEM AND METHOD USING RADIO SIGNALS AND INERTIAL SENSING [patent_app_type] => utility [patent_app_number] => 16/571622 [patent_app_country] => US [patent_app_date] => 2019-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7973 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16571622 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/571622
Position tracking system and method using radio signals and inertial sensing Sep 15, 2019 Issued
Array ( [id] => 17714709 [patent_doc_number] => 11378698 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Ground time virtually referenced positioning and timing system [patent_app_type] => utility [patent_app_number] => 16/561900 [patent_app_country] => US [patent_app_date] => 2019-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 37 [patent_no_of_words] => 17428 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16561900 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/561900
Ground time virtually referenced positioning and timing system Sep 4, 2019 Issued
Array ( [id] => 15560161 [patent_doc_number] => 20200064492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => GNSS RECEIVER APPARATUS WITH GNSS PSEUDO RANDOM NOISE DELAYED SEQUENCE GENERATOR [patent_app_type] => utility [patent_app_number] => 16/542601 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6630 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16542601 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/542601
GNSS receiver apparatus with GNSS pseudo random noise delayed sequence generator Aug 15, 2019 Issued
Array ( [id] => 17969493 [patent_doc_number] => 11487020 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Satellite signal calibration system [patent_app_type] => utility [patent_app_number] => 16/532789 [patent_app_country] => US [patent_app_date] => 2019-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10412 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16532789 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/532789
Satellite signal calibration system Aug 5, 2019 Issued
Array ( [id] => 15411237 [patent_doc_number] => 20200025941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => ELECTRONIC DEVICES AND POSITIONAL INFORMATION OBTAINING METHOD [patent_app_type] => utility [patent_app_number] => 16/515378 [patent_app_country] => US [patent_app_date] => 2019-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16515378 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/515378
Electronic devices and positional information obtaining method Jul 17, 2019 Issued
Array ( [id] => 15093755 [patent_doc_number] => 20190341689 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => ROTATING CONTROLLING METHOD FOR AN ANTENNA [patent_app_type] => utility [patent_app_number] => 16/511227 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16511227 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/511227
Rotating controlling method for an antenna Jul 14, 2019 Issued
Array ( [id] => 17230046 [patent_doc_number] => 20210356603 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => METHOD AND SYSTEM FOR PREVENTING LEAKAGE OF BEIDOU DIFFERENTIAL POSITIONING DATA [patent_app_type] => utility [patent_app_number] => 16/611379 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3221 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16611379 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/611379
Method and system for preventing leakage of Beidou differential positioning data Jul 2, 2019 Issued
Array ( [id] => 15296279 [patent_doc_number] => 20190391275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => APPARATUS, SYSTEM AND METHOD OF A GLOBAL NAVIGATION SATELLITE SYSTEM (GNSS) MEASUREMENT [patent_app_type] => utility [patent_app_number] => 16/458512 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13661 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16458512 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/458512
Apparatus, system and method of a global navigation satellite system (GNSS) measurement Jun 30, 2019 Issued
Array ( [id] => 14951301 [patent_doc_number] => 10436912 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-10-08 [patent_title] => Method for ARAIM fault detection based on extraction of characteristic value of pseudo-range measurement [patent_app_type] => utility [patent_app_number] => 16/430944 [patent_app_country] => US [patent_app_date] => 2019-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5283 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16430944 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/430944
Method for ARAIM fault detection based on extraction of characteristic value of pseudo-range measurement Jun 3, 2019 Issued
Array ( [id] => 14876293 [patent_doc_number] => 20190288388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => Information Handling System Radio Antenna Selection and Control [patent_app_type] => utility [patent_app_number] => 16/429339 [patent_app_country] => US [patent_app_date] => 2019-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3569 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 16429339 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/429339
Information handling system radio antenna selection and control Jun 2, 2019 Issued
Array ( [id] => 14843957 [patent_doc_number] => 20190280379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-12 [patent_title] => ROTATING UNIT AND WIRELESS COMMUNICATION DEVICE [patent_app_type] => utility [patent_app_number] => 16/425174 [patent_app_country] => US [patent_app_date] => 2019-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4381 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16425174 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/425174
Rotating unit and wireless communication device May 28, 2019 Issued
Array ( [id] => 16698015 [patent_doc_number] => 10948607 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-16 [patent_title] => Dead reckoning-augmented GPS for tracked vehicles [patent_app_type] => utility [patent_app_number] => 16/413914 [patent_app_country] => US [patent_app_date] => 2019-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3472 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16413914 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/413914
Dead reckoning-augmented GPS for tracked vehicles May 15, 2019 Issued
Array ( [id] => 17076114 [patent_doc_number] => 11112506 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Receiver RF front-end circuit and method of same [patent_app_type] => utility [patent_app_number] => 16/377872 [patent_app_country] => US [patent_app_date] => 2019-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7215 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16377872 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/377872
Receiver RF front-end circuit and method of same Apr 7, 2019 Issued
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