Search

Fred Tzeng

Examiner (ID: 619, Phone: (571)272-7565 , Office: P/2695 )

Most Active Art Unit
2627
Art Unit(s)
2627, 2695, 2686, 2625, 2651, 2752, 2186
Total Applications
1788
Issued Applications
1606
Pending Applications
63
Abandoned Applications
139

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3741587 [patent_doc_number] => 05666357 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-09 [patent_title] => 'DTMF tone passer in a voice communication system' [patent_app_type] => 1 [patent_app_number] => 8/764654 [patent_app_country] => US [patent_app_date] => 1996-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4492 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/666/05666357.pdf [firstpage_image] =>[orig_patent_app_number] => 764654 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/764654
DTMF tone passer in a voice communication system Dec 3, 1996 Issued
Array ( [id] => 3704291 [patent_doc_number] => 05661720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-26 [patent_title] => 'Multi-ring network having plural rings connected by node' [patent_app_type] => 1 [patent_app_number] => 8/731117 [patent_app_country] => US [patent_app_date] => 1996-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8115 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 414 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/661/05661720.pdf [firstpage_image] =>[orig_patent_app_number] => 731117 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/731117
Multi-ring network having plural rings connected by node Oct 8, 1996 Issued
Array ( [id] => 3697856 [patent_doc_number] => 05696765 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-09 [patent_title] => 'Configurable hybrid medium access control for cable metropolitan area networks' [patent_app_type] => 1 [patent_app_number] => 8/697056 [patent_app_country] => US [patent_app_date] => 1996-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 10254 [patent_no_of_claims] => 6 [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/05/696/05696765.pdf [firstpage_image] =>[orig_patent_app_number] => 697056 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/697056
Configurable hybrid medium access control for cable metropolitan area networks Aug 18, 1996 Issued
Array ( [id] => 3736817 [patent_doc_number] => 05652749 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-29 [patent_title] => 'Apparatus and method for segmentation and time synchronization of the transmission of a multiple program multimedia data stream' [patent_app_type] => 1 [patent_app_number] => 8/687268 [patent_app_country] => US [patent_app_date] => 1996-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 24 [patent_no_of_words] => 11264 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/652/05652749.pdf [firstpage_image] =>[orig_patent_app_number] => 687268 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/687268
Apparatus and method for segmentation and time synchronization of the transmission of a multiple program multimedia data stream Jul 24, 1996 Issued
Array ( [id] => 3705184 [patent_doc_number] => 05596570 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-21 [patent_title] => 'System and method for simulating interference received by subscriber units in a spread spectrum communication network' [patent_app_type] => 1 [patent_app_number] => 8/651310 [patent_app_country] => US [patent_app_date] => 1996-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 11197 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/596/05596570.pdf [firstpage_image] =>[orig_patent_app_number] => 651310 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/651310
System and method for simulating interference received by subscriber units in a spread spectrum communication network May 21, 1996 Issued
Array ( [id] => 3691932 [patent_doc_number] => 05633864 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-27 [patent_title] => 'Communication system comprising an ATM network and a demultiplexing device' [patent_app_type] => 1 [patent_app_number] => 8/647254 [patent_app_country] => US [patent_app_date] => 1996-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 2859 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/633/05633864.pdf [firstpage_image] =>[orig_patent_app_number] => 647254 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/647254
Communication system comprising an ATM network and a demultiplexing device May 12, 1996 Issued
Array ( [id] => 3644539 [patent_doc_number] => 05631904 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-20 [patent_title] => 'Method for automatically establishing a conference call' [patent_app_type] => 1 [patent_app_number] => 8/631347 [patent_app_country] => US [patent_app_date] => 1996-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3900 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/631/05631904.pdf [firstpage_image] =>[orig_patent_app_number] => 631347 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/631347
Method for automatically establishing a conference call Apr 11, 1996 Issued
Array ( [id] => 3858990 [patent_doc_number] => 05719854 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-17 [patent_title] => 'Efficiently providing multiple grades of service with protection against overloads in shared resources' [patent_app_type] => 1 [patent_app_number] => 8/628305 [patent_app_country] => US [patent_app_date] => 1996-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 27293 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/719/05719854.pdf [firstpage_image] =>[orig_patent_app_number] => 628305 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/628305
Efficiently providing multiple grades of service with protection against overloads in shared resources Apr 4, 1996 Issued
Array ( [id] => 3667423 [patent_doc_number] => 05659546 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-19 [patent_title] => 'Wideband frequency signal digitizer and method' [patent_app_type] => 1 [patent_app_number] => 8/619193 [patent_app_country] => US [patent_app_date] => 1996-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 2548 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/659/05659546.pdf [firstpage_image] =>[orig_patent_app_number] => 619193 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/619193
Wideband frequency signal digitizer and method Mar 20, 1996 Issued
Array ( [id] => 3703803 [patent_doc_number] => 05650999 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-22 [patent_title] => 'Voice over data communication system' [patent_app_type] => 1 [patent_app_number] => 8/611383 [patent_app_country] => US [patent_app_date] => 1996-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 5451 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/650/05650999.pdf [firstpage_image] =>[orig_patent_app_number] => 611383 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/611383
Voice over data communication system Mar 4, 1996 Issued
08/606391 METHOD AND APPARATUS FOR ASSIGNING CELL SLOTS TO ONE OR MORE COMMUNICATION CHANNELS BY MAPPING THE CHANNELS TO CELL SLOTS BASED ON THEIR UNIQUE POSITIONS IN SPACE AND/OR TIME Feb 22, 1996 Abandoned
Array ( [id] => 3633365 [patent_doc_number] => 05594717 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-14 [patent_title] => 'Call admission control in ATM network' [patent_app_type] => 1 [patent_app_number] => 8/601845 [patent_app_country] => US [patent_app_date] => 1996-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 4496 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/594/05594717.pdf [firstpage_image] =>[orig_patent_app_number] => 601845 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/601845
Call admission control in ATM network Feb 14, 1996 Issued
Array ( [id] => 3637031 [patent_doc_number] => 05621720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-15 [patent_title] => 'Multichannel alignment system and method' [patent_app_type] => 1 [patent_app_number] => 8/601264 [patent_app_country] => US [patent_app_date] => 1996-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 52 [patent_no_of_words] => 35357 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/621/05621720.pdf [firstpage_image] =>[orig_patent_app_number] => 601264 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/601264
Multichannel alignment system and method Feb 13, 1996 Issued
Array ( [id] => 3739959 [patent_doc_number] => 05703872 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-30 [patent_title] => 'Intelligent concentrator for multiple speed data communications systems' [patent_app_type] => 1 [patent_app_number] => 8/598293 [patent_app_country] => US [patent_app_date] => 1996-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4187 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/703/05703872.pdf [firstpage_image] =>[orig_patent_app_number] => 598293 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/598293
Intelligent concentrator for multiple speed data communications systems Feb 7, 1996 Issued
Array ( [id] => 3713629 [patent_doc_number] => 05675584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-07 [patent_title] => 'High speed serial link for fully duplexed data communication' [patent_app_type] => 1 [patent_app_number] => 8/580700 [patent_app_country] => US [patent_app_date] => 1995-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 27 [patent_no_of_words] => 10746 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/675/05675584.pdf [firstpage_image] =>[orig_patent_app_number] => 580700 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/580700
High speed serial link for fully duplexed data communication Dec 28, 1995 Issued
Array ( [id] => 3672232 [patent_doc_number] => 05657321 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Looped bus system for connecting plural nodes or plural circuit cards' [patent_app_type] => 1 [patent_app_number] => 8/566702 [patent_app_country] => US [patent_app_date] => 1995-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 6116 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/657/05657321.pdf [firstpage_image] =>[orig_patent_app_number] => 566702 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/566702
Looped bus system for connecting plural nodes or plural circuit cards Dec 3, 1995 Issued
Array ( [id] => 3633858 [patent_doc_number] => 05602826 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-11 [patent_title] => 'Test system in an ATM system' [patent_app_type] => 1 [patent_app_number] => 8/565048 [patent_app_country] => US [patent_app_date] => 1995-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 39 [patent_no_of_words] => 8819 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/602/05602826.pdf [firstpage_image] =>[orig_patent_app_number] => 565048 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/565048
Test system in an ATM system Nov 29, 1995 Issued
Array ( [id] => 3567581 [patent_doc_number] => 05502723 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-26 [patent_title] => 'Method for assigning cell slots to one or more communication channels by mapping the channels to cell slots based on a one-to-one transformation' [patent_app_type] => 1 [patent_app_number] => 8/538839 [patent_app_country] => US [patent_app_date] => 1995-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 39 [patent_no_of_words] => 20878 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/502/05502723.pdf [firstpage_image] =>[orig_patent_app_number] => 538839 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/538839
Method for assigning cell slots to one or more communication channels by mapping the channels to cell slots based on a one-to-one transformation Oct 3, 1995 Issued
Array ( [id] => 3698482 [patent_doc_number] => 05663955 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-02 [patent_title] => 'Echo canceller system with shared coefficient memory' [patent_app_type] => 1 [patent_app_number] => 8/519500 [patent_app_country] => US [patent_app_date] => 1995-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6205 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/663/05663955.pdf [firstpage_image] =>[orig_patent_app_number] => 519500 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/519500
Echo canceller system with shared coefficient memory Aug 24, 1995 Issued
Array ( [id] => 3704934 [patent_doc_number] => 05680395 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Method and apparatus for time division duplex pilot signal generation' [patent_app_type] => 1 [patent_app_number] => 8/515501 [patent_app_country] => US [patent_app_date] => 1995-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7139 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/680/05680395.pdf [firstpage_image] =>[orig_patent_app_number] => 515501 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/515501
Method and apparatus for time division duplex pilot signal generation Aug 14, 1995 Issued
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