Search

Chieh M. Fan

Supervisory Patent Examiner (ID: 14027, Phone: (571)272-3042 , Office: P/2632 )

Most Active Art Unit
2634
Art Unit(s)
2634, 2638, 2611, 2632, 2734
Total Applications
425
Issued Applications
292
Pending Applications
98
Abandoned Applications
35

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1415790 [patent_doc_number] => 06542560 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-01 [patent_title] => 'Method of channel estimation and compensation based thereon' [patent_app_type] => B1 [patent_app_number] => 09/296654 [patent_app_country] => US [patent_app_date] => 1999-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2930 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/542/06542560.pdf [firstpage_image] =>[orig_patent_app_number] => 09296654 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/296654
Method of channel estimation and compensation based thereon Apr 22, 1999 Issued
Array ( [id] => 1242242 [patent_doc_number] => 06683923 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-01-27 [patent_title] => 'Method and apparatus for detecting and tracking coded signals in a noisy background environment' [patent_app_type] => B1 [patent_app_number] => 09/293137 [patent_app_country] => US [patent_app_date] => 1999-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4431 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/683/06683923.pdf [firstpage_image] =>[orig_patent_app_number] => 09293137 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/293137
Method and apparatus for detecting and tracking coded signals in a noisy background environment Apr 15, 1999 Issued
Array ( [id] => 1220411 [patent_doc_number] => 06707868 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-03-16 [patent_title] => 'Apparatus for recovering timing of a digital signal for a transceiver' [patent_app_type] => B1 [patent_app_number] => 09/291136 [patent_app_country] => US [patent_app_date] => 1999-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3315 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/707/06707868.pdf [firstpage_image] =>[orig_patent_app_number] => 09291136 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/291136
Apparatus for recovering timing of a digital signal for a transceiver Apr 11, 1999 Issued
Array ( [id] => 1392303 [patent_doc_number] => 06563865 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-13 [patent_title] => 'Communication apparatus' [patent_app_type] => B1 [patent_app_number] => 09/288976 [patent_app_country] => US [patent_app_date] => 1999-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 7536 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/563/06563865.pdf [firstpage_image] =>[orig_patent_app_number] => 09288976 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/288976
Communication apparatus Apr 8, 1999 Issued
Array ( [id] => 1567967 [patent_doc_number] => 06339625 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-15 [patent_title] => 'Clock generation circuit' [patent_app_type] => B1 [patent_app_number] => 09/288296 [patent_app_country] => US [patent_app_date] => 1999-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3078 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/339/06339625.pdf [firstpage_image] =>[orig_patent_app_number] => 09288296 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/288296
Clock generation circuit Apr 7, 1999 Issued
Array ( [id] => 1370271 [patent_doc_number] => 06577684 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-10 [patent_title] => 'TRANSMISSION/RECEPTION METHOD AND DEVICE WHERE INFORMATION IS ENCODED AND DECODED ACCORDING TO RULES DEFINED BASED ON A RELATION BETWEEN A PREVIOUSLY-GENERATED MULTILEVEL CODE AND A CURRENTLY GENERATED MULTILEVEL' [patent_app_type] => B1 [patent_app_number] => 09/287179 [patent_app_country] => US [patent_app_date] => 1999-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 25 [patent_no_of_words] => 17719 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/577/06577684.pdf [firstpage_image] =>[orig_patent_app_number] => 09287179 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/287179
TRANSMISSION/RECEPTION METHOD AND DEVICE WHERE INFORMATION IS ENCODED AND DECODED ACCORDING TO RULES DEFINED BASED ON A RELATION BETWEEN A PREVIOUSLY-GENERATED MULTILEVEL CODE AND A CURRENTLY GENERATED MULTILEVEL Apr 5, 1999 Issued
Array ( [id] => 1164948 [patent_doc_number] => 06765950 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-07-20 [patent_title] => 'Method for spread spectrum communication of supplemental information' [patent_app_type] => B1 [patent_app_number] => 09/283477 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 28 [patent_no_of_words] => 9483 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/765/06765950.pdf [firstpage_image] =>[orig_patent_app_number] => 09283477 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/283477
Method for spread spectrum communication of supplemental information Mar 31, 1999 Issued
Array ( [id] => 7624348 [patent_doc_number] => 06724829 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-04-20 [patent_title] => 'Automatic power control in a data transmission system' [patent_app_type] => B1 [patent_app_number] => 09/272632 [patent_app_country] => US [patent_app_date] => 1999-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2785 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 10 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/724/06724829.pdf [firstpage_image] =>[orig_patent_app_number] => 09272632 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/272632
Automatic power control in a data transmission system Mar 17, 1999 Issued
Array ( [id] => 1404702 [patent_doc_number] => 06553076 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-22 [patent_title] => 'Mixed mode transceiver digital control network and collision-free communication method' [patent_app_type] => B1 [patent_app_number] => 09/267632 [patent_app_country] => US [patent_app_date] => 1999-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 34 [patent_no_of_words] => 11589 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/553/06553076.pdf [firstpage_image] =>[orig_patent_app_number] => 09267632 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/267632
Mixed mode transceiver digital control network and collision-free communication method Mar 14, 1999 Issued
Array ( [id] => 1333116 [patent_doc_number] => 06603796 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-08-05 [patent_title] => 'Radio communication system and transmission and/or reception apparatus for use in the system' [patent_app_type] => B1 [patent_app_number] => 09/265835 [patent_app_country] => US [patent_app_date] => 1999-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4687 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/603/06603796.pdf [firstpage_image] =>[orig_patent_app_number] => 09265835 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/265835
Radio communication system and transmission and/or reception apparatus for use in the system Mar 9, 1999 Issued
Array ( [id] => 1426988 [patent_doc_number] => 06526093 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-02-25 [patent_title] => 'Method and apparatus for equalizing a digital signal received via multiple transmission paths' [patent_app_type] => B1 [patent_app_number] => 09/262377 [patent_app_country] => US [patent_app_date] => 1999-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3119 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/526/06526093.pdf [firstpage_image] =>[orig_patent_app_number] => 09262377 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/262377
Method and apparatus for equalizing a digital signal received via multiple transmission paths Mar 3, 1999 Issued
Array ( [id] => 1431936 [patent_doc_number] => 06504881 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-01-07 [patent_title] => 'Viterbi decoder with enhanced test function' [patent_app_type] => B1 [patent_app_number] => 09/260381 [patent_app_country] => US [patent_app_date] => 1999-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2893 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/504/06504881.pdf [firstpage_image] =>[orig_patent_app_number] => 09260381 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/260381
Viterbi decoder with enhanced test function Mar 1, 1999 Issued
Array ( [id] => 1564818 [patent_doc_number] => 06438182 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-20 [patent_title] => 'Correlator with serial-parallel partition' [patent_app_type] => B1 [patent_app_number] => 09/260096 [patent_app_country] => US [patent_app_date] => 1999-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 7784 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/438/06438182.pdf [firstpage_image] =>[orig_patent_app_number] => 09260096 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/260096
Correlator with serial-parallel partition Mar 1, 1999 Issued
Array ( [id] => 1483363 [patent_doc_number] => 06452984 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Metric biasing for maximum likelihood sequence estimators' [patent_app_type] => B1 [patent_app_number] => 09/258032 [patent_app_country] => US [patent_app_date] => 1999-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5806 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/452/06452984.pdf [firstpage_image] =>[orig_patent_app_number] => 09258032 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/258032
Metric biasing for maximum likelihood sequence estimators Feb 24, 1999 Issued
Array ( [id] => 1409059 [patent_doc_number] => 06549580 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-15 [patent_title] => 'Subset averaged median predictor for differential pulse code modulation' [patent_app_type] => B1 [patent_app_number] => 09/255632 [patent_app_country] => US [patent_app_date] => 1999-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2929 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/549/06549580.pdf [firstpage_image] =>[orig_patent_app_number] => 09255632 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/255632
Subset averaged median predictor for differential pulse code modulation Feb 21, 1999 Issued
Array ( [id] => 1175314 [patent_doc_number] => 06757340 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-06-29 [patent_title] => 'Radio receiver and method for preloading an average DC-offset into a channel filter' [patent_app_type] => B1 [patent_app_number] => 09/255576 [patent_app_country] => US [patent_app_date] => 1999-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2918 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/757/06757340.pdf [firstpage_image] =>[orig_patent_app_number] => 09255576 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/255576
Radio receiver and method for preloading an average DC-offset into a channel filter Feb 21, 1999 Issued
Array ( [id] => 1480366 [patent_doc_number] => 06345072 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-02-05 [patent_title] => 'Universal DSL link interface between a DSL digital controller and a DSL codec' [patent_app_type] => B1 [patent_app_number] => 09/255235 [patent_app_country] => US [patent_app_date] => 1999-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 7215 [patent_no_of_claims] => 77 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/345/06345072.pdf [firstpage_image] =>[orig_patent_app_number] => 09255235 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/255235
Universal DSL link interface between a DSL digital controller and a DSL codec Feb 21, 1999 Issued
Array ( [id] => 1550758 [patent_doc_number] => 06445743 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-03 [patent_title] => 'Transmitting-receiving station having impedance-matched receiving means for transponder answer signals' [patent_app_type] => B1 [patent_app_number] => 09/248234 [patent_app_country] => US [patent_app_date] => 1999-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4189 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/445/06445743.pdf [firstpage_image] =>[orig_patent_app_number] => 09248234 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/248234
Transmitting-receiving station having impedance-matched receiving means for transponder answer signals Feb 10, 1999 Issued
Array ( [id] => 1483344 [patent_doc_number] => 06452978 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Combined shaping and peak-to-average reduction for single carrier modulation systems' [patent_app_type] => B1 [patent_app_number] => 09/248633 [patent_app_country] => US [patent_app_date] => 1999-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 7999 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/452/06452978.pdf [firstpage_image] =>[orig_patent_app_number] => 09248633 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/248633
Combined shaping and peak-to-average reduction for single carrier modulation systems Feb 10, 1999 Issued
Array ( [id] => 7642829 [patent_doc_number] => 06430217 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-06 [patent_title] => 'Noise eliminated digital wireless transceiver apparatus' [patent_app_type] => B1 [patent_app_number] => 09/247076 [patent_app_country] => US [patent_app_date] => 1999-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4134 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 7 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/430/06430217.pdf [firstpage_image] =>[orig_patent_app_number] => 09247076 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/247076
Noise eliminated digital wireless transceiver apparatus Feb 8, 1999 Issued
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