Search

Henry Choe

Examiner (ID: 9269, Phone: (571)272-1760 , Office: P/2842 )

Most Active Art Unit
2817
Art Unit(s)
2843, 2817, 2842
Total Applications
3679
Issued Applications
3391
Pending Applications
196
Abandoned Applications
146

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5104898 [patent_doc_number] => 20070063773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-22 [patent_title] => 'METHOD AND APPARATUS FOR REDUCING RIPPLE IN CLASS D AMPLIFIERS' [patent_app_type] => utility [patent_app_number] => 11/550381 [patent_app_country] => US [patent_app_date] => 2006-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6016 [patent_no_of_claims] => 11 [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/A1/0063/20070063773.pdf [firstpage_image] =>[orig_patent_app_number] => 11550381 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/550381
Method and apparatus for reducing ripple in Class D amplifiers Oct 16, 2006 Issued
Array ( [id] => 448018 [patent_doc_number] => 07253683 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-08-07 [patent_title] => 'Method and apparatus for reducing ripple in class D amplifiers' [patent_app_type] => utility [patent_app_number] => 11/550371 [patent_app_country] => US [patent_app_date] => 2006-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 6021 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/253/07253683.pdf [firstpage_image] =>[orig_patent_app_number] => 11550371 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/550371
Method and apparatus for reducing ripple in class D amplifiers Oct 16, 2006 Issued
Array ( [id] => 861769 [patent_doc_number] => 07372326 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-05-13 [patent_title] => 'Radio frequency parallel amplifier' [patent_app_type] => utility [patent_app_number] => 11/549011 [patent_app_country] => US [patent_app_date] => 2006-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 3186 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/372/07372326.pdf [firstpage_image] =>[orig_patent_app_number] => 11549011 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/549011
Radio frequency parallel amplifier Oct 11, 2006 Issued
Array ( [id] => 5099221 [patent_doc_number] => 20070182481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-09 [patent_title] => 'Distributed amplifier with built-in filtering functions' [patent_app_type] => utility [patent_app_number] => 11/544937 [patent_app_country] => US [patent_app_date] => 2006-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 5080 [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/A1/0182/20070182481.pdf [firstpage_image] =>[orig_patent_app_number] => 11544937 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/544937
Distributed amplifier with built-in filtering functions Oct 9, 2006 Issued
Array ( [id] => 896658 [patent_doc_number] => 07342455 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-03-11 [patent_title] => 'Temperature sensor insensitive to device offsets with independent adjustment of slope and reference temperature' [patent_app_type] => utility [patent_app_number] => 11/545397 [patent_app_country] => US [patent_app_date] => 2006-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 11498 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/342/07342455.pdf [firstpage_image] =>[orig_patent_app_number] => 11545397 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/545397
Temperature sensor insensitive to device offsets with independent adjustment of slope and reference temperature Oct 9, 2006 Issued
Array ( [id] => 323208 [patent_doc_number] => 07518442 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-04-14 [patent_title] => 'Circuit and method for suppressing switching and supply-related errors in a PWM power stage by instantaneous per-pulse feedback' [patent_app_type] => utility [patent_app_number] => 11/548240 [patent_app_country] => US [patent_app_date] => 2006-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 80 [patent_no_of_words] => 5490 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/518/07518442.pdf [firstpage_image] =>[orig_patent_app_number] => 11548240 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/548240
Circuit and method for suppressing switching and supply-related errors in a PWM power stage by instantaneous per-pulse feedback Oct 9, 2006 Issued
Array ( [id] => 5202897 [patent_doc_number] => 20070024376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-01 [patent_title] => 'Radio frequency power amplifier module' [patent_app_type] => utility [patent_app_number] => 11/543160 [patent_app_country] => US [patent_app_date] => 2006-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5664 [patent_no_of_claims] => 1 [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/A1/0024/20070024376.pdf [firstpage_image] =>[orig_patent_app_number] => 11543160 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/543160
Radio frequency power amplifier module Oct 4, 2006 Issued
Array ( [id] => 296592 [patent_doc_number] => 07541866 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-06-02 [patent_title] => 'Enhanced doherty amplifier with asymmetrical semiconductors' [patent_app_type] => utility [patent_app_number] => 11/537084 [patent_app_country] => US [patent_app_date] => 2006-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 6617 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/541/07541866.pdf [firstpage_image] =>[orig_patent_app_number] => 11537084 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/537084
Enhanced doherty amplifier with asymmetrical semiconductors Sep 28, 2006 Issued
Array ( [id] => 364054 [patent_doc_number] => 07482870 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-01-27 [patent_title] => 'Class D amplifier' [patent_app_type] => utility [patent_app_number] => 11/541999 [patent_app_country] => US [patent_app_date] => 2006-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 12443 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/482/07482870.pdf [firstpage_image] =>[orig_patent_app_number] => 11541999 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/541999
Class D amplifier Sep 27, 2006 Issued
Array ( [id] => 585448 [patent_doc_number] => 07453318 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-18 [patent_title] => 'Operational amplifier for outputting high voltage output signal' [patent_app_type] => utility [patent_app_number] => 11/528544 [patent_app_country] => US [patent_app_date] => 2006-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2782 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/453/07453318.pdf [firstpage_image] =>[orig_patent_app_number] => 11528544 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/528544
Operational amplifier for outputting high voltage output signal Sep 27, 2006 Issued
Array ( [id] => 807683 [patent_doc_number] => 07420425 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-09-02 [patent_title] => 'Power amplifier and method thereof' [patent_app_type] => utility [patent_app_number] => 11/536134 [patent_app_country] => US [patent_app_date] => 2006-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3230 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/420/07420425.pdf [firstpage_image] =>[orig_patent_app_number] => 11536134 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/536134
Power amplifier and method thereof Sep 27, 2006 Issued
Array ( [id] => 4971683 [patent_doc_number] => 20070111685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-17 [patent_title] => 'PARALLEL POWER AMPLIFIER AND ASSOCIATED METHODS' [patent_app_type] => utility [patent_app_number] => 11/536265 [patent_app_country] => US [patent_app_date] => 2006-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4952 [patent_no_of_claims] => 21 [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/A1/0111/20070111685.pdf [firstpage_image] =>[orig_patent_app_number] => 11536265 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/536265
Parallel power amplifier and associated methods Sep 27, 2006 Issued
Array ( [id] => 589370 [patent_doc_number] => 07446605 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-04 [patent_title] => 'Amplifier arrangement with controllable gain and method for controlling an amplifier gain' [patent_app_type] => utility [patent_app_number] => 11/528254 [patent_app_country] => US [patent_app_date] => 2006-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5402 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/446/07446605.pdf [firstpage_image] =>[orig_patent_app_number] => 11528254 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/528254
Amplifier arrangement with controllable gain and method for controlling an amplifier gain Sep 26, 2006 Issued
Array ( [id] => 44072 [patent_doc_number] => 07782132 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-24 [patent_title] => 'Method and apparatus for improving the performance of MIMO wireless systems' [patent_app_type] => utility [patent_app_number] => 12/067915 [patent_app_country] => US [patent_app_date] => 2006-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1297 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/782/07782132.pdf [firstpage_image] =>[orig_patent_app_number] => 12067915 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/067915
Method and apparatus for improving the performance of MIMO wireless systems Sep 25, 2006 Issued
Array ( [id] => 849670 [patent_doc_number] => 07382189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-03 [patent_title] => 'Multi-gain amplifier with input impedance control' [patent_app_type] => utility [patent_app_number] => 11/526855 [patent_app_country] => US [patent_app_date] => 2006-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2945 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/382/07382189.pdf [firstpage_image] =>[orig_patent_app_number] => 11526855 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/526855
Multi-gain amplifier with input impedance control Sep 24, 2006 Issued
Array ( [id] => 584089 [patent_doc_number] => 07456686 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-25 [patent_title] => 'Class AD audio amplifier' [patent_app_type] => utility [patent_app_number] => 11/534040 [patent_app_country] => US [patent_app_date] => 2006-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2549 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/456/07456686.pdf [firstpage_image] =>[orig_patent_app_number] => 11534040 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/534040
Class AD audio amplifier Sep 20, 2006 Issued
Array ( [id] => 4919762 [patent_doc_number] => 20080068075 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-20 [patent_title] => 'Trifferential amplifier and trifferential amplifier system' [patent_app_type] => utility [patent_app_number] => 11/524016 [patent_app_country] => US [patent_app_date] => 2006-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4132 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0068/20080068075.pdf [firstpage_image] =>[orig_patent_app_number] => 11524016 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/524016
Trifferential amplifier and trifferential amplifier system Sep 19, 2006 Issued
Array ( [id] => 865959 [patent_doc_number] => 07368987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-05-06 [patent_title] => 'Circuit configuration having a feedback operational amplifier' [patent_app_type] => utility [patent_app_number] => 11/524168 [patent_app_country] => US [patent_app_date] => 2006-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4957 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/368/07368987.pdf [firstpage_image] =>[orig_patent_app_number] => 11524168 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/524168
Circuit configuration having a feedback operational amplifier Sep 19, 2006 Issued
Array ( [id] => 803775 [patent_doc_number] => 07423482 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-09-09 [patent_title] => 'Circuit configuration having a feedback operational amplifier' [patent_app_type] => utility [patent_app_number] => 11/524004 [patent_app_country] => US [patent_app_date] => 2006-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3393 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/423/07423482.pdf [firstpage_image] =>[orig_patent_app_number] => 11524004 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/524004
Circuit configuration having a feedback operational amplifier Sep 19, 2006 Issued
Array ( [id] => 841141 [patent_doc_number] => 07391256 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-24 [patent_title] => 'System and method for DC correction in wireless receivers' [patent_app_type] => utility [patent_app_number] => 11/522752 [patent_app_country] => US [patent_app_date] => 2006-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5653 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/391/07391256.pdf [firstpage_image] =>[orig_patent_app_number] => 11522752 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/522752
System and method for DC correction in wireless receivers Sep 17, 2006 Issued
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