Search

Sam K. Ahn

Supervisory Patent Examiner (ID: 2511, Phone: (571)272-3044 , Office: P/2633 )

Most Active Art Unit
2611
Art Unit(s)
2634, 2633, 2637, 2611
Total Applications
770
Issued Applications
626
Pending Applications
43
Abandoned Applications
106

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 105806 [patent_doc_number] => 07724834 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-25 [patent_title] => 'System and method for maximum likelihood decoding in multiple out wireless communication systems' [patent_app_type] => utility [patent_app_number] => 11/571366 [patent_app_country] => US [patent_app_date] => 2005-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4078 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/724/07724834.pdf [firstpage_image] =>[orig_patent_app_number] => 11571366 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/571366
System and method for maximum likelihood decoding in multiple out wireless communication systems Jun 26, 2005 Issued
Array ( [id] => 192271 [patent_doc_number] => 07643592 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-01-05 [patent_title] => 'Electronic device for generating secure synchronization signals' [patent_app_type] => utility [patent_app_number] => 11/571209 [patent_app_country] => US [patent_app_date] => 2005-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3222 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/643/07643592.pdf [firstpage_image] =>[orig_patent_app_number] => 11571209 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/571209
Electronic device for generating secure synchronization signals Jun 16, 2005 Issued
Array ( [id] => 533080 [patent_doc_number] => 07187722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-03-06 [patent_title] => 'Power reduction' [patent_app_type] => utility [patent_app_number] => 11/152382 [patent_app_country] => US [patent_app_date] => 2005-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2988 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/187/07187722.pdf [firstpage_image] =>[orig_patent_app_number] => 11152382 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/152382
Power reduction Jun 14, 2005 Issued
Array ( [id] => 4976323 [patent_doc_number] => 20070217554 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-20 [patent_title] => 'Noise Canceling in Equalized Signals' [patent_app_type] => utility [patent_app_number] => 11/570553 [patent_app_country] => US [patent_app_date] => 2005-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4127 [patent_no_of_claims] => 17 [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/A1/0217/20070217554.pdf [firstpage_image] =>[orig_patent_app_number] => 11570553 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/570553
Noise Canceling in Equalized Signals Jun 13, 2005 Abandoned
Array ( [id] => 35534 [patent_doc_number] => 07792181 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-07 [patent_title] => 'Linearity evaluation method using integrations weighted by probability density function, and circuit simulator, evaluation device, communication circuit, and program using the method' [patent_app_type] => utility [patent_app_number] => 11/571247 [patent_app_country] => US [patent_app_date] => 2005-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 28 [patent_no_of_words] => 19529 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/792/07792181.pdf [firstpage_image] =>[orig_patent_app_number] => 11571247 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/571247
Linearity evaluation method using integrations weighted by probability density function, and circuit simulator, evaluation device, communication circuit, and program using the method Jun 12, 2005 Issued
Array ( [id] => 5246496 [patent_doc_number] => 20070242730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-10-18 [patent_title] => 'Adaptive Mostly-Digital Ultra-Wide Band Receiver' [patent_app_type] => utility [patent_app_number] => 11/570435 [patent_app_country] => US [patent_app_date] => 2005-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2624 [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/A1/0242/20070242730.pdf [firstpage_image] =>[orig_patent_app_number] => 11570435 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/570435
Adaptive Mostly-Digital Ultra-Wide Band Receiver Jun 9, 2005 Abandoned
Array ( [id] => 199500 [patent_doc_number] => 07639767 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-12-29 [patent_title] => 'Method of obtaining time synchronization in OFDM mobile communication system' [patent_app_type] => utility [patent_app_number] => 11/570327 [patent_app_country] => US [patent_app_date] => 2005-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2911 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/639/07639767.pdf [firstpage_image] =>[orig_patent_app_number] => 11570327 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/570327
Method of obtaining time synchronization in OFDM mobile communication system Jun 9, 2005 Issued
Array ( [id] => 4551122 [patent_doc_number] => 07876850 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-25 [patent_title] => 'Wireless communication system with diversity/MIMO array branch decoupling' [patent_app_type] => utility [patent_app_number] => 11/570155 [patent_app_country] => US [patent_app_date] => 2005-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 2824 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/876/07876850.pdf [firstpage_image] =>[orig_patent_app_number] => 11570155 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/570155
Wireless communication system with diversity/MIMO array branch decoupling Jun 5, 2005 Issued
Array ( [id] => 6957273 [patent_doc_number] => 20050213643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-29 [patent_title] => 'Spread communication system and mobile station thereof' [patent_app_type] => utility [patent_app_number] => 11/133057 [patent_app_country] => US [patent_app_date] => 2005-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 12804 [patent_no_of_claims] => 5 [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/A1/0213/20050213643.pdf [firstpage_image] =>[orig_patent_app_number] => 11133057 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/133057
Spread communication system and mobile station thereof May 18, 2005 Issued
Array ( [id] => 912943 [patent_doc_number] => 07330498 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-02-12 [patent_title] => 'Spread communication system and mobile station thereof' [patent_app_type] => utility [patent_app_number] => 11/133058 [patent_app_country] => US [patent_app_date] => 2005-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 12868 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/330/07330498.pdf [firstpage_image] =>[orig_patent_app_number] => 11133058 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/133058
Spread communication system and mobile station thereof May 18, 2005 Issued
Array ( [id] => 301028 [patent_doc_number] => 07539236 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-05-26 [patent_title] => 'Method for multi-user demodulation with variable spread spectrum coefficient' [patent_app_type] => utility [patent_app_number] => 11/125612 [patent_app_country] => US [patent_app_date] => 2005-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2983 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/539/07539236.pdf [firstpage_image] =>[orig_patent_app_number] => 11125612 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/125612
Method for multi-user demodulation with variable spread spectrum coefficient May 9, 2005 Issued
Array ( [id] => 4885720 [patent_doc_number] => 20080260052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-23 [patent_title] => 'Ofdm Reception Apparatus and Ofdm Reception Method' [patent_app_type] => utility [patent_app_number] => 11/579810 [patent_app_country] => US [patent_app_date] => 2005-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 11597 [patent_no_of_claims] => 16 [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/A1/0260/20080260052.pdf [firstpage_image] =>[orig_patent_app_number] => 11579810 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/579810
OFDM reception apparatus and OFDM reception method May 8, 2005 Issued
Array ( [id] => 95272 [patent_doc_number] => 07738566 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-15 [patent_title] => 'Circuit arrangement and method of operating such circuit arrangement' [patent_app_type] => utility [patent_app_number] => 11/579896 [patent_app_country] => US [patent_app_date] => 2005-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5442 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/738/07738566.pdf [firstpage_image] =>[orig_patent_app_number] => 11579896 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/579896
Circuit arrangement and method of operating such circuit arrangement May 8, 2005 Issued
Array ( [id] => 116132 [patent_doc_number] => 07715497 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-11 [patent_title] => 'Radio transmitter apparatus, radio receiver apparatus, and wireless communication system' [patent_app_type] => utility [patent_app_number] => 11/579860 [patent_app_country] => US [patent_app_date] => 2005-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5126 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/715/07715497.pdf [firstpage_image] =>[orig_patent_app_number] => 11579860 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/579860
Radio transmitter apparatus, radio receiver apparatus, and wireless communication system Apr 27, 2005 Issued
Array ( [id] => 7598686 [patent_doc_number] => 07583765 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-09-01 [patent_title] => 'DC offset detection and cancellation in a receiver' [patent_app_type] => utility [patent_app_number] => 11/114441 [patent_app_country] => US [patent_app_date] => 2005-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5635 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/583/07583765.pdf [firstpage_image] =>[orig_patent_app_number] => 11114441 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/114441
DC offset detection and cancellation in a receiver Apr 25, 2005 Issued
Array ( [id] => 4954044 [patent_doc_number] => 20080187068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-07 [patent_title] => 'Multicarrier Transmitter Apparatus, Muticarrier Receiver Apparatus, Multicarrier Transmitting Method and Multicarrier Receiving Method' [patent_app_type] => utility [patent_app_number] => 11/579511 [patent_app_country] => US [patent_app_date] => 2005-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5091 [patent_no_of_claims] => 7 [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/A1/0187/20080187068.pdf [firstpage_image] =>[orig_patent_app_number] => 11579511 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/579511
Multicarrier Transmitter Apparatus, Muticarrier Receiver Apparatus, Multicarrier Transmitting Method and Multicarrier Receiving Method Apr 21, 2005 Abandoned
Array ( [id] => 4976267 [patent_doc_number] => 20070217498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-20 [patent_title] => 'Transmission Circuit for a Transponder System Used for Transmitting a Digital Signal Via a Transmit Antenna' [patent_app_type] => utility [patent_app_number] => 11/579743 [patent_app_country] => US [patent_app_date] => 2005-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2534 [patent_no_of_claims] => 7 [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/A1/0217/20070217498.pdf [firstpage_image] =>[orig_patent_app_number] => 11579743 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/579743
Transmission Circuit for a Transponder System Used for Transmitting a Digital Signal Via a Transmit Antenna Apr 13, 2005 Abandoned
Array ( [id] => 5725802 [patent_doc_number] => 20060056562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-16 [patent_title] => 'Spread spectrum clock generator and method of generating spread spectrum clock' [patent_app_type] => utility [patent_app_number] => 11/093450 [patent_app_country] => US [patent_app_date] => 2005-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5802 [patent_no_of_claims] => 19 [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/A1/0056/20060056562.pdf [firstpage_image] =>[orig_patent_app_number] => 11093450 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/093450
Spread spectrum clock generator and method of generating spread spectrum clock Mar 29, 2005 Issued
Array ( [id] => 5090074 [patent_doc_number] => 20070229713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-10-04 [patent_title] => 'Symbol Timing Ambiguity Correction' [patent_app_type] => utility [patent_app_number] => 11/579845 [patent_app_country] => US [patent_app_date] => 2005-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5851 [patent_no_of_claims] => 22 [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/A1/0229/20070229713.pdf [firstpage_image] =>[orig_patent_app_number] => 11579845 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/579845
Symbol timing ambiguity correction Mar 28, 2005 Issued
Array ( [id] => 6957308 [patent_doc_number] => 20050213678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-29 [patent_title] => 'Tracking system comprised in an OFDM receiver' [patent_app_type] => utility [patent_app_number] => 11/086504 [patent_app_country] => US [patent_app_date] => 2005-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5139 [patent_no_of_claims] => 18 [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/A1/0213/20050213678.pdf [firstpage_image] =>[orig_patent_app_number] => 11086504 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/086504
Tracking system comprised in an OFDM receiver Mar 21, 2005 Issued
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