Search

Chi H. Pham

Supervisory Patent Examiner (ID: 13092, Phone: (571)272-3179 , Office: P/2471 )

Most Active Art Unit
2611
Art Unit(s)
2611, 2616, 2471, 2745, 2667, 2607, 2731, 2631
Total Applications
629
Issued Applications
521
Pending Applications
51
Abandoned Applications
57

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3527545 [patent_doc_number] => 05487185 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-23 [patent_title] => 'Method for extending mean time between failures of transmitters used in a cellular system, by intermittently shifting among them which is transmitting a control channel versus which is transmitting a traffic carrier' [patent_app_type] => 1 [patent_app_number] => 8/137128 [patent_app_country] => US [patent_app_date] => 1993-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1645 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/487/05487185.pdf [firstpage_image] =>[orig_patent_app_number] => 137128 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/137128
Method for extending mean time between failures of transmitters used in a cellular system, by intermittently shifting among them which is transmitting a control channel versus which is transmitting a traffic carrier Oct 19, 1993 Issued
Array ( [id] => 3487865 [patent_doc_number] => 05428836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Radio receiver for forming a baseband signal of time-varying frequencies' [patent_app_type] => 1 [patent_app_number] => 8/137377 [patent_app_country] => US [patent_app_date] => 1993-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 6855 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/428/05428836.pdf [firstpage_image] =>[orig_patent_app_number] => 137377 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/137377
Radio receiver for forming a baseband signal of time-varying frequencies Oct 13, 1993 Issued
Array ( [id] => 3487783 [patent_doc_number] => 05428830 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Concealed antenna system with remote variable gain RF amplifier' [patent_app_type] => 1 [patent_app_number] => 8/123124 [patent_app_country] => US [patent_app_date] => 1993-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2889 [patent_no_of_claims] => 8 [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/05/428/05428830.pdf [firstpage_image] =>[orig_patent_app_number] => 123124 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/123124
Concealed antenna system with remote variable gain RF amplifier Sep 16, 1993 Issued
Array ( [id] => 3577065 [patent_doc_number] => 05483669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-09 [patent_title] => 'Dynamic thresholding for mobile assisted handoff in a digital cellular communication system' [patent_app_type] => 1 [patent_app_number] => 8/118554 [patent_app_country] => US [patent_app_date] => 1993-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5687 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/483/05483669.pdf [firstpage_image] =>[orig_patent_app_number] => 118554 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/118554
Dynamic thresholding for mobile assisted handoff in a digital cellular communication system Sep 8, 1993 Issued
Array ( [id] => 3487912 [patent_doc_number] => 05428839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Planar magic-tee double balanced mixer' [patent_app_type] => 1 [patent_app_number] => 8/116744 [patent_app_country] => US [patent_app_date] => 1993-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4139 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/428/05428839.pdf [firstpage_image] =>[orig_patent_app_number] => 116744 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/116744
Planar magic-tee double balanced mixer Sep 6, 1993 Issued
Array ( [id] => 3123543 [patent_doc_number] => 05408692 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-18 [patent_title] => 'Scanning receiver' [patent_app_type] => 1 [patent_app_number] => 8/116506 [patent_app_country] => US [patent_app_date] => 1993-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2433 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/408/05408692.pdf [firstpage_image] =>[orig_patent_app_number] => 116506 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/116506
Scanning receiver Sep 2, 1993 Issued
Array ( [id] => 3128598 [patent_doc_number] => 05396656 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Method for determining desired components of quadrature modulated signals' [patent_app_type] => 1 [patent_app_number] => 8/116174 [patent_app_country] => US [patent_app_date] => 1993-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4056 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/396/05396656.pdf [firstpage_image] =>[orig_patent_app_number] => 116174 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/116174
Method for determining desired components of quadrature modulated signals Sep 1, 1993 Issued
Array ( [id] => 3123392 [patent_doc_number] => 05408684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-18 [patent_title] => 'Control channel selecting method for mobile stations' [patent_app_type] => 1 [patent_app_number] => 8/114174 [patent_app_country] => US [patent_app_date] => 1993-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5708 [patent_no_of_claims] => 6 [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/05/408/05408684.pdf [firstpage_image] =>[orig_patent_app_number] => 114174 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/114174
Control channel selecting method for mobile stations Aug 31, 1993 Issued
Array ( [id] => 3454763 [patent_doc_number] => 05430889 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Automatic power control system for a mobile radio system' [patent_app_type] => 1 [patent_app_number] => 8/112224 [patent_app_country] => US [patent_app_date] => 1993-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3330 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/430/05430889.pdf [firstpage_image] =>[orig_patent_app_number] => 112224 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/112224
Automatic power control system for a mobile radio system Aug 26, 1993 Issued
Array ( [id] => 3577220 [patent_doc_number] => 05483681 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-09 [patent_title] => 'Apparatus for compensating of phase rotation in a final amplifier stage' [patent_app_type] => 1 [patent_app_number] => 8/110944 [patent_app_country] => US [patent_app_date] => 1993-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2084 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/483/05483681.pdf [firstpage_image] =>[orig_patent_app_number] => 110944 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/110944
Apparatus for compensating of phase rotation in a final amplifier stage Aug 23, 1993 Issued
Array ( [id] => 3022428 [patent_doc_number] => 05355529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Paging system with satellite time base' [patent_app_type] => 1 [patent_app_number] => 8/111723 [patent_app_country] => US [patent_app_date] => 1993-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 6740 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/355/05355529.pdf [firstpage_image] =>[orig_patent_app_number] => 111723 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/111723
Paging system with satellite time base Aug 23, 1993 Issued
Array ( [id] => 3083416 [patent_doc_number] => 05361406 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-01 [patent_title] => 'Audio level equalization of broadcast and national weather service FM radio signals' [patent_app_type] => 1 [patent_app_number] => 8/110476 [patent_app_country] => US [patent_app_date] => 1993-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3917 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/361/05361406.pdf [firstpage_image] =>[orig_patent_app_number] => 110476 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/110476
Audio level equalization of broadcast and national weather service FM radio signals Aug 22, 1993 Issued
Array ( [id] => 3435531 [patent_doc_number] => 05459873 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-17 [patent_title] => 'Method and communication system for improved channel scanning and link establishment determinations' [patent_app_type] => 1 [patent_app_number] => 8/100784 [patent_app_country] => US [patent_app_date] => 1993-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2055 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/459/05459873.pdf [firstpage_image] =>[orig_patent_app_number] => 100784 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/100784
Method and communication system for improved channel scanning and link establishment determinations Aug 20, 1993 Issued
Array ( [id] => 3134055 [patent_doc_number] => 05450621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Radio receiver with digital control loop for coarse frequency acquisition and analog control loop for frequency lock-in' [patent_app_type] => 1 [patent_app_number] => 8/107544 [patent_app_country] => US [patent_app_date] => 1993-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 7784 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 380 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/450/05450621.pdf [firstpage_image] =>[orig_patent_app_number] => 107544 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/107544
Radio receiver with digital control loop for coarse frequency acquisition and analog control loop for frequency lock-in Aug 16, 1993 Issued
Array ( [id] => 3118639 [patent_doc_number] => 05448753 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-05 [patent_title] => 'Wide area radio communication network system and method' [patent_app_type] => 1 [patent_app_number] => 8/104944 [patent_app_country] => US [patent_app_date] => 1993-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 28 [patent_no_of_words] => 3569 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/448/05448753.pdf [firstpage_image] =>[orig_patent_app_number] => 104944 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/104944
Wide area radio communication network system and method Aug 11, 1993 Issued
Array ( [id] => 3420469 [patent_doc_number] => 05438694 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-01 [patent_title] => 'Distortion compensation for a pulsewidth-modulated circuit' [patent_app_type] => 1 [patent_app_number] => 8/103374 [patent_app_country] => US [patent_app_date] => 1993-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 1917 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/438/05438694.pdf [firstpage_image] =>[orig_patent_app_number] => 103374 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/103374
Distortion compensation for a pulsewidth-modulated circuit Aug 8, 1993 Issued
08/103004 APPARATUS AND METHOD FOR AUTOMATICALLY CONTROLLING A REFERENCE FREQUENCY IN A DUAL MODE RECEIVER Aug 5, 1993 Abandoned
08/101325 CELLULAR MOBILE RADIO SYSTEM COMPRISING SUB-CELLS Aug 1, 1993 Abandoned
Array ( [id] => 3502318 [patent_doc_number] => 05471652 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-28 [patent_title] => 'Frequency synthesizer and multiplier circuit arrangement for a radio telephone' [patent_app_type] => 1 [patent_app_number] => 8/096864 [patent_app_country] => US [patent_app_date] => 1993-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2836 [patent_no_of_claims] => 10 [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/05/471/05471652.pdf [firstpage_image] =>[orig_patent_app_number] => 096864 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/096864
Frequency synthesizer and multiplier circuit arrangement for a radio telephone Jul 25, 1993 Issued
Array ( [id] => 3436456 [patent_doc_number] => 05423079 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-06 [patent_title] => 'Mobile communication terminal device and method of preventing incorrect information rewriting' [patent_app_type] => 1 [patent_app_number] => 8/094934 [patent_app_country] => US [patent_app_date] => 1993-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1694 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/423/05423079.pdf [firstpage_image] =>[orig_patent_app_number] => 094934 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/094934
Mobile communication terminal device and method of preventing incorrect information rewriting Jul 20, 1993 Issued
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