Search

Donald W Underwood

Examiner (ID: 5227)

Most Active Art Unit
3107
Art Unit(s)
3652, 3617, 3104, 3107, 3106
Total Applications
2165
Issued Applications
1779
Pending Applications
49
Abandoned Applications
337

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 608211 [patent_doc_number] => 07154943 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-26 [patent_title] => 'Method and circuit of digital measurement of the phase of a sinusoidal signal' [patent_app_type] => utility [patent_app_number] => 10/273016 [patent_app_country] => US [patent_app_date] => 2002-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5434 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/154/07154943.pdf [firstpage_image] =>[orig_patent_app_number] => 10273016 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/273016
Method and circuit of digital measurement of the phase of a sinusoidal signal Oct 15, 2002 Issued
Array ( [id] => 652497 [patent_doc_number] => 07113555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-26 [patent_title] => 'Data channel with joint data estimation and timing recovery' [patent_app_type] => utility [patent_app_number] => 10/272372 [patent_app_country] => US [patent_app_date] => 2002-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5514 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/113/07113555.pdf [firstpage_image] =>[orig_patent_app_number] => 10272372 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/272372
Data channel with joint data estimation and timing recovery Oct 14, 2002 Issued
Array ( [id] => 7604198 [patent_doc_number] => 07116738 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-10-03 [patent_title] => 'Data synchronization apparatus and method' [patent_app_type] => utility [patent_app_number] => 10/272250 [patent_app_country] => US [patent_app_date] => 2002-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3948 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/116/07116738.pdf [firstpage_image] =>[orig_patent_app_number] => 10272250 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/272250
Data synchronization apparatus and method Oct 14, 2002 Issued
Array ( [id] => 723870 [patent_doc_number] => 07050491 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-05-23 [patent_title] => 'Adaptive equalization of digital modulating signal recovered from amplitude-modulated signal subject to multipath' [patent_app_type] => utility [patent_app_number] => 10/271386 [patent_app_country] => US [patent_app_date] => 2002-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 30 [patent_no_of_words] => 27083 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/050/07050491.pdf [firstpage_image] =>[orig_patent_app_number] => 10271386 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/271386
Adaptive equalization of digital modulating signal recovered from amplitude-modulated signal subject to multipath Oct 14, 2002 Issued
Array ( [id] => 628628 [patent_doc_number] => 07136423 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-11-14 [patent_title] => 'Side tones packets injection (STPI) for PAR reduction' [patent_app_type] => utility [patent_app_number] => 10/263732 [patent_app_country] => US [patent_app_date] => 2002-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 3517 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/136/07136423.pdf [firstpage_image] =>[orig_patent_app_number] => 10263732 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/263732
Side tones packets injection (STPI) for PAR reduction Oct 3, 2002 Issued
Array ( [id] => 769201 [patent_doc_number] => 07010049 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-03-07 [patent_title] => 'OFDM channel estimation in the presence of interference' [patent_app_type] => utility [patent_app_number] => 10/263454 [patent_app_country] => US [patent_app_date] => 2002-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2808 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/010/07010049.pdf [firstpage_image] =>[orig_patent_app_number] => 10263454 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/263454
OFDM channel estimation in the presence of interference Oct 1, 2002 Issued
Array ( [id] => 621990 [patent_doc_number] => 07142606 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-28 [patent_title] => 'Method and apparatus for shared processing a plurality of signals' [patent_app_type] => utility [patent_app_number] => 10/256906 [patent_app_country] => US [patent_app_date] => 2002-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6784 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/142/07142606.pdf [firstpage_image] =>[orig_patent_app_number] => 10256906 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/256906
Method and apparatus for shared processing a plurality of signals Sep 26, 2002 Issued
Array ( [id] => 1054934 [patent_doc_number] => 06859488 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-02-22 [patent_title] => 'Detection of impulse noise using unused codes in CDMA systems' [patent_app_type] => utility [patent_app_number] => 10/255286 [patent_app_country] => US [patent_app_date] => 2002-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 8597 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/859/06859488.pdf [firstpage_image] =>[orig_patent_app_number] => 10255286 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/255286
Detection of impulse noise using unused codes in CDMA systems Sep 24, 2002 Issued
Array ( [id] => 625170 [patent_doc_number] => 07139323 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-21 [patent_title] => 'Multi-frequency data transmission channel power allocation' [patent_app_type] => utility [patent_app_number] => 10/226444 [patent_app_country] => US [patent_app_date] => 2002-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10445 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/139/07139323.pdf [firstpage_image] =>[orig_patent_app_number] => 10226444 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/226444
Multi-frequency data transmission channel power allocation Aug 22, 2002 Issued
Array ( [id] => 610418 [patent_doc_number] => 07151804 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-19 [patent_title] => 'System and method for reducing the peak power in multi-carrier modulation' [patent_app_type] => utility [patent_app_number] => 10/226172 [patent_app_country] => US [patent_app_date] => 2002-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10536 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/151/07151804.pdf [firstpage_image] =>[orig_patent_app_number] => 10226172 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/226172
System and method for reducing the peak power in multi-carrier modulation Aug 22, 2002 Issued
Array ( [id] => 639994 [patent_doc_number] => 07127002 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-10-24 [patent_title] => 'System and method for frequency and phase modulating data on a SCSI bus or a serial SCSI link' [patent_app_type] => utility [patent_app_number] => 10/226587 [patent_app_country] => US [patent_app_date] => 2002-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 7167 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/127/07127002.pdf [firstpage_image] =>[orig_patent_app_number] => 10226587 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/226587
System and method for frequency and phase modulating data on a SCSI bus or a serial SCSI link Aug 22, 2002 Issued
Array ( [id] => 7387268 [patent_doc_number] => 20040037366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-26 [patent_title] => 'Apparatus and method for multicarrier modulation and demodulation' [patent_app_type] => new [patent_app_number] => 10/226392 [patent_app_country] => US [patent_app_date] => 2002-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12741 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0037/20040037366.pdf [firstpage_image] =>[orig_patent_app_number] => 10226392 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/226392
Apparatus and method for multicarrier modulation and demodulation Aug 22, 2002 Abandoned
Array ( [id] => 632116 [patent_doc_number] => 07133433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-07 [patent_title] => 'Method and apparatus for enhancing data rates in spread spectrum communication systems' [patent_app_type] => utility [patent_app_number] => 10/226666 [patent_app_country] => US [patent_app_date] => 2002-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5530 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/133/07133433.pdf [firstpage_image] =>[orig_patent_app_number] => 10226666 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/226666
Method and apparatus for enhancing data rates in spread spectrum communication systems Aug 20, 2002 Issued
Array ( [id] => 7387255 [patent_doc_number] => 20040037362 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-26 [patent_title] => 'Controlled frequency signals' [patent_app_type] => new [patent_app_number] => 10/226074 [patent_app_country] => US [patent_app_date] => 2002-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 8147 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0037/20040037362.pdf [firstpage_image] =>[orig_patent_app_number] => 10226074 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/226074
Controlled frequency signals Aug 20, 2002 Issued
Array ( [id] => 7311506 [patent_doc_number] => 20040032905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-19 [patent_title] => 'Receiver for high rate digital communication system' [patent_app_type] => new [patent_app_number] => 10/223151 [patent_app_country] => US [patent_app_date] => 2002-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3733 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0032/20040032905.pdf [firstpage_image] =>[orig_patent_app_number] => 10223151 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/223151
Receiver for high rate digital communication system Aug 18, 2002 Issued
Array ( [id] => 6695945 [patent_doc_number] => 20030108139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-12 [patent_title] => 'Register controlled delay locked loop circuit' [patent_app_type] => new [patent_app_number] => 10/223434 [patent_app_country] => US [patent_app_date] => 2002-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4296 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0108/20030108139.pdf [firstpage_image] =>[orig_patent_app_number] => 10223434 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/223434
Register controlled delay locked loop circuit Aug 18, 2002 Issued
Array ( [id] => 6322085 [patent_doc_number] => 20020196879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-26 [patent_title] => 'Desired wave/interference power ratio measuring circuit and desired wave/interference power ratio measuring method' [patent_app_type] => new [patent_app_number] => 10/169161 [patent_app_country] => US [patent_app_date] => 2002-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7242 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 21 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0196/20020196879.pdf [firstpage_image] =>[orig_patent_app_number] => 10169161 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/169161
Desired wave/interference power ratio measuring circuit and desired wave/interference power ratio measuring method Jun 27, 2002 Abandoned
Array ( [id] => 6171561 [patent_doc_number] => 20020154045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-24 [patent_title] => 'Method for adapting a decision level in the conversion of an analog signal into a digital signal, and digital receiver' [patent_app_type] => new [patent_app_number] => 10/167879 [patent_app_country] => US [patent_app_date] => 2002-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1177 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0154/20020154045.pdf [firstpage_image] =>[orig_patent_app_number] => 10167879 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/167879
Method for adapting a decision level in the conversion of an analog signal into a digital signal, and digital receiver Jun 11, 2002 Abandoned
Array ( [id] => 6760022 [patent_doc_number] => 20030123383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-03 [patent_title] => 'OFDM multiple sub-channel communication system' [patent_app_type] => new [patent_app_number] => 10/166872 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8412 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0123/20030123383.pdf [firstpage_image] =>[orig_patent_app_number] => 10166872 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/166872
OFDM multiple sub-channel communication system Jun 10, 2002 Issued
Array ( [id] => 6511005 [patent_doc_number] => 20020191724 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-19 [patent_title] => 'Method and apparatus for transmitting and receiving multiplex tributary signals' [patent_app_type] => new [patent_app_number] => 10/166897 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2577 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0191/20020191724.pdf [firstpage_image] =>[orig_patent_app_number] => 10166897 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/166897
Method and apparatus for transmitting and recieving multiplex tributary signals Jun 10, 2002 Issued
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