Search

Andrew T. Caldwell

Supervisory Patent Examiner (ID: 6361, Phone: (571)272-3702 , Office: P/2182 )

Most Active Art Unit
2442
Art Unit(s)
2157, 2182, 2442, 2100, 2183, 2137, 2151, 2758, 2154, 2784, 2763, 2445, 2142
Total Applications
458
Issued Applications
217
Pending Applications
151
Abandoned Applications
93

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4010152 [patent_doc_number] => 05893060 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-06 [patent_title] => 'Method and device for eradicating instability due to periodic signals in analysis-by-synthesis speech codecs' [patent_app_type] => 1 [patent_app_number] => 8/834899 [patent_app_country] => US [patent_app_date] => 1997-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5275 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/893/05893060.pdf [firstpage_image] =>[orig_patent_app_number] => 834899 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/834899
Method and device for eradicating instability due to periodic signals in analysis-by-synthesis speech codecs Apr 6, 1997 Issued
08/817539 TEXT INFORMATION PROCESSING METHOD AND APPARATUS Apr 3, 1997 Abandoned
Array ( [id] => 4267369 [patent_doc_number] => 06138096 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Apparatus for speech-based generation, audio translation, and manipulation of text messages over voice lines' [patent_app_type] => 1 [patent_app_number] => 8/819096 [patent_app_country] => US [patent_app_date] => 1997-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2975 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/138/06138096.pdf [firstpage_image] =>[orig_patent_app_number] => 819096 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/819096
Apparatus for speech-based generation, audio translation, and manipulation of text messages over voice lines Mar 17, 1997 Issued
Array ( [id] => 4025645 [patent_doc_number] => 05890117 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-30 [patent_title] => 'Automated voice synthesis from text having a restricted known informational content' [patent_app_type] => 1 [patent_app_number] => 8/818705 [patent_app_country] => US [patent_app_date] => 1997-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 20902 [patent_no_of_claims] => 17 [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/05/890/05890117.pdf [firstpage_image] =>[orig_patent_app_number] => 818705 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/818705
Automated voice synthesis from text having a restricted known informational content Mar 13, 1997 Issued
Array ( [id] => 4044094 [patent_doc_number] => 05903863 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-11 [patent_title] => 'Method of partitioning a sequence of data frames' [patent_app_type] => 1 [patent_app_number] => 8/808922 [patent_app_country] => US [patent_app_date] => 1997-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6182 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/903/05903863.pdf [firstpage_image] =>[orig_patent_app_number] => 808922 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/808922
Method of partitioning a sequence of data frames Feb 27, 1997 Issued
Array ( [id] => 4108183 [patent_doc_number] => 06134522 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Signal processing method and arrangement for substitution or erroneous signals in a block-coded audio signals of an audio communication system' [patent_app_type] => 1 [patent_app_number] => 8/776725 [patent_app_country] => US [patent_app_date] => 1997-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4616 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/134/06134522.pdf [firstpage_image] =>[orig_patent_app_number] => 776725 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/776725
Signal processing method and arrangement for substitution or erroneous signals in a block-coded audio signals of an audio communication system Jan 30, 1997 Issued
Array ( [id] => 3959203 [patent_doc_number] => 05930747 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Pitch extraction method and device utilizing autocorrelation of a plurality of frequency bands' [patent_app_type] => 1 [patent_app_number] => 8/788194 [patent_app_country] => US [patent_app_date] => 1997-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6612 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/930/05930747.pdf [firstpage_image] =>[orig_patent_app_number] => 788194 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/788194
Pitch extraction method and device utilizing autocorrelation of a plurality of frequency bands Jan 23, 1997 Issued
Array ( [id] => 4192948 [patent_doc_number] => 06085158 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Updating internal states of a speech decoder after errors have occurred' [patent_app_type] => 1 [patent_app_number] => 8/776171 [patent_app_country] => US [patent_app_date] => 1997-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4755 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/085/06085158.pdf [firstpage_image] =>[orig_patent_app_number] => 776171 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/776171
Updating internal states of a speech decoder after errors have occurred Jan 21, 1997 Issued
08/781368 DETERMINIZATION AND MINIMIZATION FOR SPEECH RECOGNITION Jan 20, 1997 Abandoned
Array ( [id] => 4314706 [patent_doc_number] => 06199038 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Signal encoding method using first band units as encoding units and second band units for setting an initial value of quantization precision' [patent_app_type] => 1 [patent_app_number] => 8/784274 [patent_app_country] => US [patent_app_date] => 1997-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 9871 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/199/06199038.pdf [firstpage_image] =>[orig_patent_app_number] => 784274 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/784274
Signal encoding method using first band units as encoding units and second band units for setting an initial value of quantization precision Jan 14, 1997 Issued
Array ( [id] => 3859403 [patent_doc_number] => 05848384 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'Analysis of audio quality using speech recognition and synthesis' [patent_app_type] => 1 [patent_app_number] => 8/765737 [patent_app_country] => US [patent_app_date] => 1997-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 27 [patent_no_of_words] => 8124 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/848/05848384.pdf [firstpage_image] =>[orig_patent_app_number] => 765737 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/765737
Analysis of audio quality using speech recognition and synthesis Jan 12, 1997 Issued
Array ( [id] => 4292772 [patent_doc_number] => 06324502 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-27 [patent_title] => 'Noisy speech autoregression parameter enhancement method and apparatus' [patent_app_type] => 1 [patent_app_number] => 8/781515 [patent_app_country] => US [patent_app_date] => 1997-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3821 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/324/06324502.pdf [firstpage_image] =>[orig_patent_app_number] => 781515 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/781515
Noisy speech autoregression parameter enhancement method and apparatus Jan 8, 1997 Issued
Array ( [id] => 4058992 [patent_doc_number] => 05875424 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-23 [patent_title] => 'Encoding system and decoding system for audio signals including pulse quantization' [patent_app_type] => 1 [patent_app_number] => 8/780970 [patent_app_country] => US [patent_app_date] => 1997-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4647 [patent_no_of_claims] => 16 [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/05/875/05875424.pdf [firstpage_image] =>[orig_patent_app_number] => 780970 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/780970
Encoding system and decoding system for audio signals including pulse quantization Jan 8, 1997 Issued
Array ( [id] => 4209816 [patent_doc_number] => 06044344 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-28 [patent_title] => 'Constrained corrective training for continuous parameter system' [patent_app_type] => 1 [patent_app_number] => 8/778800 [patent_app_country] => US [patent_app_date] => 1997-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4381 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/044/06044344.pdf [firstpage_image] =>[orig_patent_app_number] => 778800 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/778800
Constrained corrective training for continuous parameter system Jan 2, 1997 Issued
Array ( [id] => 3781033 [patent_doc_number] => 05845251 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Method, system and product for modifying the bandwidth of subband encoded audio data' [patent_app_type] => 1 [patent_app_number] => 8/771792 [patent_app_country] => US [patent_app_date] => 1996-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3638 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/845/05845251.pdf [firstpage_image] =>[orig_patent_app_number] => 771792 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/771792
Method, system and product for modifying the bandwidth of subband encoded audio data Dec 19, 1996 Issued
Array ( [id] => 4072115 [patent_doc_number] => 05864813 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-26 [patent_title] => 'Method, system and product for harmonic enhancement of encoded audio signals' [patent_app_type] => 1 [patent_app_number] => 8/771512 [patent_app_country] => US [patent_app_date] => 1996-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3820 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/864/05864813.pdf [firstpage_image] =>[orig_patent_app_number] => 771512 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/771512
Method, system and product for harmonic enhancement of encoded audio signals Dec 19, 1996 Issued
Array ( [id] => 4072235 [patent_doc_number] => 05864820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-26 [patent_title] => 'Method, system and product for mixing of encoded audio signals' [patent_app_type] => 1 [patent_app_number] => 8/777724 [patent_app_country] => US [patent_app_date] => 1996-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 4215 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/864/05864820.pdf [firstpage_image] =>[orig_patent_app_number] => 777724 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/777724
Method, system and product for mixing of encoded audio signals Dec 19, 1996 Issued
Array ( [id] => 4084463 [patent_doc_number] => RE036683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-02 [patent_title] => 'Apparatus and method for audio data compression and expansion with reduced block floating overhead' [patent_app_type] => 2 [patent_app_number] => 8/767840 [patent_app_country] => US [patent_app_date] => 1996-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 9732 [patent_no_of_claims] => 152 [patent_no_of_ind_claims] => 123 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/036/RE036683.pdf [firstpage_image] =>[orig_patent_app_number] => 767840 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/767840
Apparatus and method for audio data compression and expansion with reduced block floating overhead Dec 17, 1996 Issued
Array ( [id] => 3945823 [patent_doc_number] => 05878395 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-02 [patent_title] => 'Code reading terminal with integrated vehicular head-up display capability' [patent_app_type] => 1 [patent_app_number] => 8/761408 [patent_app_country] => US [patent_app_date] => 1996-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5088 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/878/05878395.pdf [firstpage_image] =>[orig_patent_app_number] => 761408 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/761408
Code reading terminal with integrated vehicular head-up display capability Dec 5, 1996 Issued
Array ( [id] => 3968309 [patent_doc_number] => 05991712 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Method, apparatus, and product for automatic generation of lexical features for speech recognition systems' [patent_app_type] => 1 [patent_app_number] => 8/760802 [patent_app_country] => US [patent_app_date] => 1996-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4445 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/991/05991712.pdf [firstpage_image] =>[orig_patent_app_number] => 760802 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/760802
Method, apparatus, and product for automatic generation of lexical features for speech recognition systems Dec 4, 1996 Issued
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