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] => 5139553 [patent_doc_number] => 20070001769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-04 [patent_title] => 'ULTRA-WIDEBAND CONSTANT GAIN CMOS AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 11/518027 [patent_app_country] => US [patent_app_date] => 2006-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3237 [patent_no_of_claims] => 26 [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/A1/0001/20070001769.pdf [firstpage_image] =>[orig_patent_app_number] => 11518027 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/518027
Ultra-wideband constant gain CMOS amplifier Sep 7, 2006 Issued
Array ( [id] => 849678 [patent_doc_number] => 07382197 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-03 [patent_title] => 'Adaptive tuning circuit to maximize output signal amplitude for an amplifier' [patent_app_type] => utility [patent_app_number] => 11/517885 [patent_app_country] => US [patent_app_date] => 2006-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4366 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/382/07382197.pdf [firstpage_image] =>[orig_patent_app_number] => 11517885 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/517885
Adaptive tuning circuit to maximize output signal amplitude for an amplifier Sep 7, 2006 Issued
Array ( [id] => 576318 [patent_doc_number] => 07463092 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-12-09 [patent_title] => 'Amplifier with variable impedance transformation and method of amplification using the same' [patent_app_type] => utility [patent_app_number] => 11/514148 [patent_app_country] => US [patent_app_date] => 2006-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5602 [patent_no_of_claims] => 19 [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] => patents/07/463/07463092.pdf [firstpage_image] =>[orig_patent_app_number] => 11514148 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/514148
Amplifier with variable impedance transformation and method of amplification using the same Aug 31, 2006 Issued
Array ( [id] => 93597 [patent_doc_number] => 07733168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-08 [patent_title] => 'Fully differential comparator and fully differential amplifier' [patent_app_type] => utility [patent_app_number] => 12/092675 [patent_app_country] => US [patent_app_date] => 2006-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5905 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/733/07733168.pdf [firstpage_image] =>[orig_patent_app_number] => 12092675 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/092675
Fully differential comparator and fully differential amplifier Aug 30, 2006 Issued
Array ( [id] => 5600076 [patent_doc_number] => 20060290421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-28 [patent_title] => 'Multi-substrate RF module for wireless communication devices' [patent_app_type] => utility [patent_app_number] => 11/512471 [patent_app_country] => US [patent_app_date] => 2006-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5175 [patent_no_of_claims] => 20 [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/A1/0290/20060290421.pdf [firstpage_image] =>[orig_patent_app_number] => 11512471 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/512471
Multi-substrate RF module for wireless communication devices Aug 29, 2006 Issued
Array ( [id] => 878153 [patent_doc_number] => 07358805 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-04-15 [patent_title] => 'Fully differential sensing apparatus and input common-mode feedback circuit thereof' [patent_app_type] => utility [patent_app_number] => 11/467170 [patent_app_country] => US [patent_app_date] => 2006-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5197 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 366 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/358/07358805.pdf [firstpage_image] =>[orig_patent_app_number] => 11467170 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/467170
Fully differential sensing apparatus and input common-mode feedback circuit thereof Aug 24, 2006 Issued
Array ( [id] => 824145 [patent_doc_number] => 07405619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-07-29 [patent_title] => 'Amplification circuit improved with linearity and frequency converter using the same' [patent_app_type] => utility [patent_app_number] => 11/467308 [patent_app_country] => US [patent_app_date] => 2006-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2946 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/405/07405619.pdf [firstpage_image] =>[orig_patent_app_number] => 11467308 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/467308
Amplification circuit improved with linearity and frequency converter using the same Aug 24, 2006 Issued
Array ( [id] => 814198 [patent_doc_number] => 07414475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-08-19 [patent_title] => 'Linearity-improved differential amplification circuit' [patent_app_type] => utility [patent_app_number] => 11/466751 [patent_app_country] => US [patent_app_date] => 2006-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4703 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/414/07414475.pdf [firstpage_image] =>[orig_patent_app_number] => 11466751 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/466751
Linearity-improved differential amplification circuit Aug 22, 2006 Issued
Array ( [id] => 4731795 [patent_doc_number] => 20080048773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'METHOD AND APPARATUS FOR DC OFFSET CANCELLATION IN AMPLIFIERS' [patent_app_type] => utility [patent_app_number] => 11/466465 [patent_app_country] => US [patent_app_date] => 2006-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5022 [patent_no_of_claims] => 25 [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/A1/0048/20080048773.pdf [firstpage_image] =>[orig_patent_app_number] => 11466465 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/466465
Method and apparatus for DC offset cancellation in amplifiers Aug 22, 2006 Issued
Array ( [id] => 4667683 [patent_doc_number] => 20080042743 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-21 [patent_title] => 'DIFFERENTIAL INPUT CLASS D AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 11/465145 [patent_app_country] => US [patent_app_date] => 2006-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3809 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20080042743.pdf [firstpage_image] =>[orig_patent_app_number] => 11465145 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/465145
Differential input Class D amplifier Aug 16, 2006 Issued
Array ( [id] => 5640904 [patent_doc_number] => 20060279359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-14 [patent_title] => 'High-frequency power amplifier circuit and electronic part for communication' [patent_app_type] => utility [patent_app_number] => 11/504600 [patent_app_country] => US [patent_app_date] => 2006-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7884 [patent_no_of_claims] => 10 [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/A1/0279/20060279359.pdf [firstpage_image] =>[orig_patent_app_number] => 11504600 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/504600
High-frequency power amplifier circuit and electronic part for communication Aug 15, 2006 Issued
Array ( [id] => 4667684 [patent_doc_number] => 20080042744 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-21 [patent_title] => 'OUTPUT CIRCUIT OF VACUUM-TUBE AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 11/464783 [patent_app_country] => US [patent_app_date] => 2006-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4169 [patent_no_of_claims] => 6 [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/A1/0042/20080042744.pdf [firstpage_image] =>[orig_patent_app_number] => 11464783 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/464783
Output circuit of vacuum-tube amplifier Aug 14, 2006 Issued
Array ( [id] => 5003064 [patent_doc_number] => 20070200631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-30 [patent_title] => 'AMPLIFIER CIRCUIT IMPROVED IN LINEARITY AND FREQUENCY BAND' [patent_app_type] => utility [patent_app_number] => 11/464660 [patent_app_country] => US [patent_app_date] => 2006-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3355 [patent_no_of_claims] => 10 [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/A1/0200/20070200631.pdf [firstpage_image] =>[orig_patent_app_number] => 11464660 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/464660
Amplifier circuit improved in linearity and frequency band Aug 14, 2006 Issued
Array ( [id] => 5234353 [patent_doc_number] => 20070126508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-07 [patent_title] => 'WIDE DYNAMIC RANGE AMPLIFIER GAIN CONTROL' [patent_app_type] => utility [patent_app_number] => 11/464162 [patent_app_country] => US [patent_app_date] => 2006-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8377 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0126/20070126508.pdf [firstpage_image] =>[orig_patent_app_number] => 11464162 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/464162
Wide dynamic range amplifier gain control Aug 10, 2006 Issued
Array ( [id] => 5110928 [patent_doc_number] => 20070194843 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-23 [patent_title] => 'DETECTING AMPLIFIER OUT-OF-RANGE CONDITIONS' [patent_app_type] => utility [patent_app_number] => 11/462842 [patent_app_country] => US [patent_app_date] => 2006-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2123 [patent_no_of_claims] => 6 [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/A1/0194/20070194843.pdf [firstpage_image] =>[orig_patent_app_number] => 11462842 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/462842
Detecting amplifier out-of-range conditions Aug 6, 2006 Issued
Array ( [id] => 465940 [patent_doc_number] => 07239202 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-07-03 [patent_title] => 'Variable-gain constant-bandwidth transimpedance amplifier' [patent_app_type] => utility [patent_app_number] => 11/500241 [patent_app_country] => US [patent_app_date] => 2006-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 23 [patent_no_of_words] => 3715 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/239/07239202.pdf [firstpage_image] =>[orig_patent_app_number] => 11500241 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/500241
Variable-gain constant-bandwidth transimpedance amplifier Aug 6, 2006 Issued
Array ( [id] => 4686086 [patent_doc_number] => 20080030267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-07 [patent_title] => 'CLASS-D AUDIO AMPLIFIER WITH HALF-SWING PULSE-WIDTH-MODULATION' [patent_app_type] => utility [patent_app_number] => 11/462166 [patent_app_country] => US [patent_app_date] => 2006-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3389 [patent_no_of_claims] => 27 [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/A1/0030/20080030267.pdf [firstpage_image] =>[orig_patent_app_number] => 11462166 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/462166
Class-D audio amplifier with half-swing pulse-width-modulation Aug 2, 2006 Issued
Array ( [id] => 345684 [patent_doc_number] => 07498874 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-03-03 [patent_title] => 'Glitch-free start-up with a tracking pin' [patent_app_type] => utility [patent_app_number] => 11/462311 [patent_app_country] => US [patent_app_date] => 2006-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2567 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/498/07498874.pdf [firstpage_image] =>[orig_patent_app_number] => 11462311 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/462311
Glitch-free start-up with a tracking pin Aug 2, 2006 Issued
Array ( [id] => 422325 [patent_doc_number] => 07274260 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-09-25 [patent_title] => 'Methods and systems to provide a plurality of signals having respective different phases' [patent_app_type] => utility [patent_app_number] => 11/496421 [patent_app_country] => US [patent_app_date] => 2006-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 8940 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/274/07274260.pdf [firstpage_image] =>[orig_patent_app_number] => 11496421 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/496421
Methods and systems to provide a plurality of signals having respective different phases Jul 31, 2006 Issued
Array ( [id] => 5067130 [patent_doc_number] => 20070188231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-16 [patent_title] => 'Multi-Path Common Mode Feedback for High Speed Multi-Stage Amplifiers' [patent_app_type] => utility [patent_app_number] => 11/461758 [patent_app_country] => US [patent_app_date] => 2006-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2674 [patent_no_of_claims] => 16 [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/A1/0188/20070188231.pdf [firstpage_image] =>[orig_patent_app_number] => 11461758 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/461758
Multi-path common mode feedback for high speed multi-stage amplifiers Jul 31, 2006 Issued
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