
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 6306255
[patent_doc_number] => 20100109780
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2010-05-06
[patent_title] => 'Flexible Dynamic Range Amplifier'
[patent_app_type] => utility
[patent_app_number] => 12/530865
[patent_app_country] => US
[patent_app_date] => 2007-03-13
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[pdf_file] => publications/A1/0109/20100109780.pdf
[firstpage_image] =>[orig_patent_app_number] => 12530865
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/530865 | Flexible dynamic range amplifier | Mar 12, 2007 | Issued |
Array
(
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[patent_issue_date] => 2009-11-17
[patent_title] => 'Compact low voltage low noise amplifier'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/685248 | Compact low voltage low noise amplifier | Mar 12, 2007 | Issued |
Array
(
[id] => 278571
[patent_doc_number] => 07557649
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[patent_kind] => B2
[patent_issue_date] => 2009-07-07
[patent_title] => 'DC offset cancellation circuit and programmable gain amplifier using the same'
[patent_app_type] => utility
[patent_app_number] => 11/684783
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[patent_app_date] => 2007-03-12
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/684783 | DC offset cancellation circuit and programmable gain amplifier using the same | Mar 11, 2007 | Issued |
Array
(
[id] => 560255
[patent_doc_number] => 07468635
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-12-23
[patent_title] => 'Wideband digital single-to-differential converter and method of forming same'
[patent_app_type] => utility
[patent_app_number] => 11/683181
[patent_app_country] => US
[patent_app_date] => 2007-03-07
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/683181 | Wideband digital single-to-differential converter and method of forming same | Mar 6, 2007 | Issued |
| 11/714757 | SHARED-CURRENT ELECTRONIC SYSTEMS WITH PRECISE PROPORTIONING | Mar 5, 2007 | Abandoned |
Array
(
[id] => 592845
[patent_doc_number] => 07439804
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[patent_issue_date] => 2008-10-21
[patent_title] => 'Amplifier with level shifting feedback network'
[patent_app_type] => utility
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[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/714369 | Amplifier with level shifting feedback network | Mar 4, 2007 | Issued |
Array
(
[id] => 307998
[patent_doc_number] => 07532072
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[patent_issue_date] => 2009-05-12
[patent_title] => 'Method to control the output common mode in a differential OPAMP with rail-to-rail input stage'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/681581 | Method to control the output common mode in a differential OPAMP with rail-to-rail input stage | Mar 1, 2007 | Issued |
Array
(
[id] => 5060881
[patent_doc_number] => 20070222520
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[patent_issue_date] => 2007-09-27
[patent_title] => 'High-frequency power amplifier'
[patent_app_type] => utility
[patent_app_number] => 11/710898
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/710898 | High-frequency power amplifier | Feb 26, 2007 | Issued |
Array
(
[id] => 5089530
[patent_doc_number] => 20070229169
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2007-10-04
[patent_title] => 'Single supply direct drive amplifier'
[patent_app_type] => utility
[patent_app_number] => 11/711480
[patent_app_country] => US
[patent_app_date] => 2007-02-26
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[firstpage_image] =>[orig_patent_app_number] => 11711480
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/711480 | Single supply direct drive amplifier | Feb 25, 2007 | Abandoned |
Array
(
[id] => 5288570
[patent_doc_number] => 20090021300
[patent_country] => US
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[patent_title] => 'Apparatus and Method for Detecting Output Power From an Amplifier'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 12/224325 | Apparatus and Method for Detecting Output Power From an Amplifier | Feb 25, 2007 | Abandoned |
Array
(
[id] => 342130
[patent_doc_number] => 07501888
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-03-10
[patent_title] => 'Gain control methods and systems in an amplifier assembly'
[patent_app_type] => utility
[patent_app_number] => 11/710473
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/710473 | Gain control methods and systems in an amplifier assembly | Feb 25, 2007 | Issued |
Array
(
[id] => 4724590
[patent_doc_number] => 20080204131
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[patent_issue_date] => 2008-08-28
[patent_title] => 'VACUUM TUBE REPLACEMENT DEVICE, CIRCUIT AND SYSTEM'
[patent_app_type] => utility
[patent_app_number] => 11/678562
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[firstpage_image] =>[orig_patent_app_number] => 11678562
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/678562 | Vacuum tube replacement device, circuit and system | Feb 22, 2007 | Issued |
Array
(
[id] => 5110932
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/708053 | Operational amplifier | Feb 19, 2007 | Issued |
Array
(
[id] => 274824
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[patent_title] => 'Dynamically compensated operational amplifier'
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[firstpage_image] =>[orig_patent_app_number] => 11674150
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/674150 | Dynamically compensated operational amplifier | Feb 12, 2007 | Issued |
Array
(
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[patent_title] => 'Power amplifier circuit and method for envelope modulation of high frequency signal'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/703194 | Power amplifier circuit and method for envelope modulation of high frequency signal | Feb 6, 2007 | Issued |
Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/672331 | Systems and methods for correcting errors resulting from component mismatch in a feedback path | Feb 6, 2007 | Issued |
Array
(
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[patent_title] => 'AUDIO SYSTEM WITH POWER-ON/OFF NOISE SUPPRESSION AND AUDIO AMPLIFIER THEREOF'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/671471 | Audio system with power-on/off noise suppression and audio amplifier thereof | Feb 5, 2007 | Issued |
Array
(
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Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/671103 | Circuit to prevent load-induced DC nonlinearity in an op-amp | Feb 4, 2007 | Issued |
Array
(
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[firstpage_image] =>[orig_patent_app_number] => 11671124
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/671124 | Front end for an instrumentation amplifier | Feb 4, 2007 | Issued |