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] => 4375596 [patent_doc_number] => 06256341 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-03 [patent_title] => 'Spread spectrum receiver using digital matched filter' [patent_app_type] => 1 [patent_app_number] => 9/124233 [patent_app_country] => US [patent_app_date] => 1998-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6464 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/256/06256341.pdf [firstpage_image] =>[orig_patent_app_number] => 124233 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/124233
Spread spectrum receiver using digital matched filter Jul 28, 1998 Issued
Array ( [id] => 1555895 [patent_doc_number] => 06400771 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-04 [patent_title] => 'Driver circuit for a high speed transceiver' [patent_app_type] => B1 [patent_app_number] => 09/119832 [patent_app_country] => US [patent_app_date] => 1998-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4772 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/400/06400771.pdf [firstpage_image] =>[orig_patent_app_number] => 09119832 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/119832
Driver circuit for a high speed transceiver Jul 20, 1998 Issued
Array ( [id] => 4274850 [patent_doc_number] => 06259731 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-10 [patent_title] => 'System and method for radio-communication using frequency modulated signals' [patent_app_type] => 1 [patent_app_number] => 9/115276 [patent_app_country] => US [patent_app_date] => 1998-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 7 [patent_no_of_words] => 7371 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/259/06259731.pdf [firstpage_image] =>[orig_patent_app_number] => 115276 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/115276
System and method for radio-communication using frequency modulated signals Jul 13, 1998 Issued
Array ( [id] => 1565814 [patent_doc_number] => 06363125 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-26 [patent_title] => 'Non-coherent six-port receiver' [patent_app_type] => B1 [patent_app_number] => 09/115034 [patent_app_country] => US [patent_app_date] => 1998-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5374 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/363/06363125.pdf [firstpage_image] =>[orig_patent_app_number] => 09115034 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/115034
Non-coherent six-port receiver Jul 13, 1998 Issued
Array ( [id] => 4417579 [patent_doc_number] => 06272170 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-07 [patent_title] => 'Method and apparatus for reducing start-up latency in a data transmission system' [patent_app_type] => 1 [patent_app_number] => 9/112433 [patent_app_country] => US [patent_app_date] => 1998-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5316 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/272/06272170.pdf [firstpage_image] =>[orig_patent_app_number] => 112433 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/112433
Method and apparatus for reducing start-up latency in a data transmission system Jul 8, 1998 Issued
Array ( [id] => 4340624 [patent_doc_number] => 06330279 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'System and method of correcting gain and offset error in a signal amplifier for a position sensitive detector' [patent_app_type] => 1 [patent_app_number] => 9/111636 [patent_app_country] => US [patent_app_date] => 1998-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5297 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/330/06330279.pdf [firstpage_image] =>[orig_patent_app_number] => 111636 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/111636
System and method of correcting gain and offset error in a signal amplifier for a position sensitive detector Jul 6, 1998 Issued
Array ( [id] => 4395292 [patent_doc_number] => 06304619 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-16 [patent_title] => 'Receiver synchronizer' [patent_app_type] => 1 [patent_app_number] => 9/108433 [patent_app_country] => US [patent_app_date] => 1998-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 8223 [patent_no_of_claims] => 63 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/304/06304619.pdf [firstpage_image] =>[orig_patent_app_number] => 108433 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/108433
Receiver synchronizer Jun 30, 1998 Issued
Array ( [id] => 6014331 [patent_doc_number] => 20020101937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-01 [patent_title] => 'PREDISTORTION TECHNIQUE FOR HIGH POWER AMPLIFIERS' [patent_app_type] => new [patent_app_number] => 09/105532 [patent_app_country] => US [patent_app_date] => 1998-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 10444 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0101/20020101937.pdf [firstpage_image] =>[orig_patent_app_number] => 09105532 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/105532
Predistortion technique for high power amplifiers Jun 25, 1998 Issued
09/087625 LOW COMPLEXITY FREQUENCY ESTIMATOR AND INTERFERENCE CANCELLATION METHOD AND DEVICE May 28, 1998 Abandoned
Array ( [id] => 1333236 [patent_doc_number] => 06603811 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-08-05 [patent_title] => 'Low complexity frequency domain equalizer having fast re-lock' [patent_app_type] => B1 [patent_app_number] => 09/087835 [patent_app_country] => US [patent_app_date] => 1998-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3913 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/603/06603811.pdf [firstpage_image] =>[orig_patent_app_number] => 09087835 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/087835
Low complexity frequency domain equalizer having fast re-lock May 28, 1998 Issued
Array ( [id] => 4306643 [patent_doc_number] => 06236697 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-22 [patent_title] => 'Clock recovery for multiple frequency input data' [patent_app_type] => 1 [patent_app_number] => 9/085841 [patent_app_country] => US [patent_app_date] => 1998-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4013 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/236/06236697.pdf [firstpage_image] =>[orig_patent_app_number] => 085841 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/085841
Clock recovery for multiple frequency input data May 27, 1998 Issued
Array ( [id] => 1488929 [patent_doc_number] => 06366610 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-02 [patent_title] => 'Autobauding with adjustment to a programmable baud rate' [patent_app_type] => B1 [patent_app_number] => 09/080336 [patent_app_country] => US [patent_app_date] => 1998-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5334 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/366/06366610.pdf [firstpage_image] =>[orig_patent_app_number] => 09080336 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/080336
Autobauding with adjustment to a programmable baud rate May 14, 1998 Issued
Array ( [id] => 4268091 [patent_doc_number] => 06208703 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-27 [patent_title] => 'First-in-first-out synchronizer' [patent_app_type] => 1 [patent_app_number] => 9/080035 [patent_app_country] => US [patent_app_date] => 1998-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6936 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/208/06208703.pdf [firstpage_image] =>[orig_patent_app_number] => 080035 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/080035
First-in-first-out synchronizer May 14, 1998 Issued
Array ( [id] => 4420127 [patent_doc_number] => 06240150 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Method and apparatus for filtering interference in a modem receiver' [patent_app_type] => 1 [patent_app_number] => 9/076633 [patent_app_country] => US [patent_app_date] => 1998-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 3696 [patent_no_of_claims] => 22 [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/06/240/06240150.pdf [firstpage_image] =>[orig_patent_app_number] => 076633 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/076633
Method and apparatus for filtering interference in a modem receiver May 11, 1998 Issued
Array ( [id] => 4330381 [patent_doc_number] => 06332000 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-18 [patent_title] => 'Time division equalizer using system clock signal faster than symbol clock signal in high-speed communication' [patent_app_type] => 1 [patent_app_number] => 9/074436 [patent_app_country] => US [patent_app_date] => 1998-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2943 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/332/06332000.pdf [firstpage_image] =>[orig_patent_app_number] => 074436 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/074436
Time division equalizer using system clock signal faster than symbol clock signal in high-speed communication May 6, 1998 Issued
Array ( [id] => 4097155 [patent_doc_number] => 06163572 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-19 [patent_title] => 'Method of reducing coefficient leakage noise introduced to an equalizer during steady state operation' [patent_app_type] => 1 [patent_app_number] => 9/069436 [patent_app_country] => US [patent_app_date] => 1998-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3750 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/163/06163572.pdf [firstpage_image] =>[orig_patent_app_number] => 069436 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/069436
Method of reducing coefficient leakage noise introduced to an equalizer during steady state operation Apr 28, 1998 Issued
Array ( [id] => 1437905 [patent_doc_number] => 06356593 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-12 [patent_title] => 'Data optimized codec' [patent_app_type] => B1 [patent_app_number] => 09/067895 [patent_app_country] => US [patent_app_date] => 1998-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2261 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/356/06356593.pdf [firstpage_image] =>[orig_patent_app_number] => 09067895 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/067895
Data optimized codec Apr 27, 1998 Issued
Array ( [id] => 4426714 [patent_doc_number] => 06226315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-01 [patent_title] => 'Spread-spectrum telephony with accelerated code acquisition' [patent_app_type] => 1 [patent_app_number] => 9/067594 [patent_app_country] => US [patent_app_date] => 1998-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 12752 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/226/06226315.pdf [firstpage_image] =>[orig_patent_app_number] => 067594 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/067594
Spread-spectrum telephony with accelerated code acquisition Apr 26, 1998 Issued
Array ( [id] => 1483284 [patent_doc_number] => 06452958 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Digital modulation system using extended code set' [patent_app_type] => B1 [patent_app_number] => 09/064188 [patent_app_country] => US [patent_app_date] => 1998-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6209 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 18 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/452/06452958.pdf [firstpage_image] =>[orig_patent_app_number] => 09064188 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/064188
Digital modulation system using extended code set Apr 21, 1998 Issued
Array ( [id] => 1550792 [patent_doc_number] => 06445750 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-03 [patent_title] => 'Technique for communicating digitally modulated signals over an amplitude-modulation frequency band' [patent_app_type] => B1 [patent_app_number] => 09/064938 [patent_app_country] => US [patent_app_date] => 1998-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 4042 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/445/06445750.pdf [firstpage_image] =>[orig_patent_app_number] => 09064938 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/064938
Technique for communicating digitally modulated signals over an amplitude-modulation frequency band Apr 21, 1998 Issued
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