Search

Henry Choe

Examiner (ID: 6198, Phone: (571)272-1760 , Office: P/2842 )

Most Active Art Unit
2817
Art Unit(s)
2843, 2842, 2817
Total Applications
3715
Issued Applications
3420
Pending Applications
192
Abandoned Applications
146

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 603001 [patent_doc_number] => 07432765 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-07 [patent_title] => 'Variable gain amplifier, mixer and quadrature modulator using the same' [patent_app_type] => utility [patent_app_number] => 11/391180 [patent_app_country] => US [patent_app_date] => 2006-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 14753 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/432/07432765.pdf [firstpage_image] =>[orig_patent_app_number] => 11391180 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/391180
Variable gain amplifier, mixer and quadrature modulator using the same Mar 28, 2006 Issued
Array ( [id] => 928899 [patent_doc_number] => 07315211 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-01-01 [patent_title] => 'Sliding bias controller for use with radio frequency power amplifiers' [patent_app_type] => utility [patent_app_number] => 11/391500 [patent_app_country] => US [patent_app_date] => 2006-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4616 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/315/07315211.pdf [firstpage_image] =>[orig_patent_app_number] => 11391500 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/391500
Sliding bias controller for use with radio frequency power amplifiers Mar 27, 2006 Issued
Array ( [id] => 5832691 [patent_doc_number] => 20060244521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-02 [patent_title] => 'Chopper amplifier circuit apparatus operable at low voltage utilizing switched operational amplifier' [patent_app_type] => utility [patent_app_number] => 11/390116 [patent_app_country] => US [patent_app_date] => 2006-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 9061 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0244/20060244521.pdf [firstpage_image] =>[orig_patent_app_number] => 11390116 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/390116
Chopper amplifier circuit apparatus operable at low voltage utilizing switched operational amplifier Mar 27, 2006 Issued
Array ( [id] => 5060871 [patent_doc_number] => 20070222510 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-27 [patent_title] => 'System and method for operating a feedback network' [patent_app_type] => utility [patent_app_number] => 11/389223 [patent_app_country] => US [patent_app_date] => 2006-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7210 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0222/20070222510.pdf [firstpage_image] =>[orig_patent_app_number] => 11389223 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/389223
System and method for operating a feedback network Mar 26, 2006 Issued
Array ( [id] => 5060875 [patent_doc_number] => 20070222514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-27 [patent_title] => 'DIFFERENTIAL DIFFERENCE AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 11/389210 [patent_app_country] => US [patent_app_date] => 2006-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 14139 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0222/20070222514.pdf [firstpage_image] =>[orig_patent_app_number] => 11389210 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/389210
Differential difference amplifier Mar 26, 2006 Issued
Array ( [id] => 5202880 [patent_doc_number] => 20070024359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-01 [patent_title] => 'Amplifier, filter using the same, and radio communication device' [patent_app_type] => utility [patent_app_number] => 11/387317 [patent_app_country] => US [patent_app_date] => 2006-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8401 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20070024359.pdf [firstpage_image] =>[orig_patent_app_number] => 11387317 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/387317
Amplifier, filter using the same, and radio communication device Mar 22, 2006 Abandoned
Array ( [id] => 390802 [patent_doc_number] => 07301398 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-11-27 [patent_title] => 'High linearity differential transconductance amplifier' [patent_app_type] => utility [patent_app_number] => 11/384459 [patent_app_country] => US [patent_app_date] => 2006-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3631 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/301/07301398.pdf [firstpage_image] =>[orig_patent_app_number] => 11384459 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/384459
High linearity differential transconductance amplifier Mar 19, 2006 Issued
Array ( [id] => 5073463 [patent_doc_number] => 20070013438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-18 [patent_title] => 'Chopper-stabilized operational amplifier and method' [patent_app_type] => utility [patent_app_number] => 11/378906 [patent_app_country] => US [patent_app_date] => 2006-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7053 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20070013438.pdf [firstpage_image] =>[orig_patent_app_number] => 11378906 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/378906
Chopper-stabilized operational amplifier and method Mar 16, 2006 Issued
Array ( [id] => 5700398 [patent_doc_number] => 20060217083 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-09-28 [patent_title] => 'RF POWER AMPLIFIER SYSTEM EMPLOYING AN ANALOG PREDISTORTION MODULE USING ZERO CROSSINGS' [patent_app_type] => utility [patent_app_number] => 11/377023 [patent_app_country] => US [patent_app_date] => 2006-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6587 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0217/20060217083.pdf [firstpage_image] =>[orig_patent_app_number] => 11377023 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/377023
RF power amplifier system employing an analog predistortion module using zero crossings Mar 15, 2006 Issued
Array ( [id] => 4975256 [patent_doc_number] => 20070216486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-20 [patent_title] => 'Wideband ultra low noise amplifier' [patent_app_type] => utility [patent_app_number] => 11/377824 [patent_app_country] => US [patent_app_date] => 2006-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3171 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0216/20070216486.pdf [firstpage_image] =>[orig_patent_app_number] => 11377824 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/377824
Wideband ultra low noise amplifier Mar 15, 2006 Issued
Array ( [id] => 5854975 [patent_doc_number] => 20060226905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-10-12 [patent_title] => 'Stacked RF power amplifier' [patent_app_type] => utility [patent_app_number] => 11/373051 [patent_app_country] => US [patent_app_date] => 2006-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2839 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0226/20060226905.pdf [firstpage_image] =>[orig_patent_app_number] => 11373051 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/373051
Stacked RF power amplifier Mar 9, 2006 Issued
Array ( [id] => 800722 [patent_doc_number] => 07425870 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-09-16 [patent_title] => 'Current mirror circuit' [patent_app_type] => utility [patent_app_number] => 11/370630 [patent_app_country] => US [patent_app_date] => 2006-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 6862 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/425/07425870.pdf [firstpage_image] =>[orig_patent_app_number] => 11370630 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/370630
Current mirror circuit Mar 7, 2006 Issued
Array ( [id] => 584084 [patent_doc_number] => 07456685 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-25 [patent_title] => 'Class D audio amplifier with PWM and feedback' [patent_app_type] => utility [patent_app_number] => 11/369251 [patent_app_country] => US [patent_app_date] => 2006-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2352 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/456/07456685.pdf [firstpage_image] =>[orig_patent_app_number] => 11369251 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/369251
Class D audio amplifier with PWM and feedback Mar 6, 2006 Issued
Array ( [id] => 527905 [patent_doc_number] => 07187232 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-03-06 [patent_title] => 'Feed forward amplifier employing positive feedback pilot generation with automatic level control' [patent_app_type] => utility [patent_app_number] => 11/369529 [patent_app_country] => US [patent_app_date] => 2006-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5688 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/187/07187232.pdf [firstpage_image] =>[orig_patent_app_number] => 11369529 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/369529
Feed forward amplifier employing positive feedback pilot generation with automatic level control Mar 6, 2006 Issued
Array ( [id] => 409183 [patent_doc_number] => 07286014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-10-23 [patent_title] => 'Variable gain device' [patent_app_type] => utility [patent_app_number] => 11/308019 [patent_app_country] => US [patent_app_date] => 2006-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3965 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/286/07286014.pdf [firstpage_image] =>[orig_patent_app_number] => 11308019 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/308019
Variable gain device Mar 2, 2006 Issued
Array ( [id] => 878157 [patent_doc_number] => 07358807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-04-15 [patent_title] => 'Protection of output stage transistor of an RF power amplifier' [patent_app_type] => utility [patent_app_number] => 11/361238 [patent_app_country] => US [patent_app_date] => 2006-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 5941 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/358/07358807.pdf [firstpage_image] =>[orig_patent_app_number] => 11361238 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/361238
Protection of output stage transistor of an RF power amplifier Feb 23, 2006 Issued
Array ( [id] => 5110934 [patent_doc_number] => 20070194849 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-23 [patent_title] => 'Method for nullifying temperature dependence and circuit therefor' [patent_app_type] => utility [patent_app_number] => 11/357878 [patent_app_country] => US [patent_app_date] => 2006-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4555 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0194/20070194849.pdf [firstpage_image] =>[orig_patent_app_number] => 11357878 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/357878
Method for nullifying temperature dependence and circuit therefor Feb 16, 2006 Issued
Array ( [id] => 849672 [patent_doc_number] => 07382191 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-03 [patent_title] => 'Multiplier-transimpedance amplifier combination with input common mode feedback' [patent_app_type] => utility [patent_app_number] => 11/356597 [patent_app_country] => US [patent_app_date] => 2006-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1641 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/382/07382191.pdf [firstpage_image] =>[orig_patent_app_number] => 11356597 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/356597
Multiplier-transimpedance amplifier combination with input common mode feedback Feb 16, 2006 Issued
Array ( [id] => 5067128 [patent_doc_number] => 20070188229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-16 [patent_title] => 'Variable gain amplifier with constant input referred third order intercept' [patent_app_type] => utility [patent_app_number] => 11/355673 [patent_app_country] => US [patent_app_date] => 2006-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4887 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0188/20070188229.pdf [firstpage_image] =>[orig_patent_app_number] => 11355673 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/355673
Variable gain amplifier with constant input referred third order intercept Feb 15, 2006 Issued
Array ( [id] => 387165 [patent_doc_number] => 07304535 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-12-04 [patent_title] => 'Balanced amplifier' [patent_app_type] => utility [patent_app_number] => 11/351764 [patent_app_country] => US [patent_app_date] => 2006-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2333 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/304/07304535.pdf [firstpage_image] =>[orig_patent_app_number] => 11351764 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/351764
Balanced amplifier Feb 9, 2006 Issued
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