Search

Richard K. Chang

Examiner (ID: 10963, Phone: (571)270-3368 , Office: P/2464 )

Most Active Art Unit
2464
Art Unit(s)
2464, 2616, 2663
Total Applications
302
Issued Applications
252
Pending Applications
10
Abandoned Applications
46

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6375674 [patent_doc_number] => 20100316011 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-16 [patent_title] => 'Method and Apparatus for Allocating Uplink Resource' [patent_app_type] => utility [patent_app_number] => 12/813478 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3827 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0316/20100316011.pdf [firstpage_image] =>[orig_patent_app_number] => 12813478 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/813478
Method and apparatus for allocating uplink resource Jun 9, 2010 Issued
Array ( [id] => 6375483 [patent_doc_number] => 20100315980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-16 [patent_title] => 'UNIFIED CONTENTION BASED PERIOD' [patent_app_type] => utility [patent_app_number] => 12/797979 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4626 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0315/20100315980.pdf [firstpage_image] =>[orig_patent_app_number] => 12797979 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/797979
Unified contention based period Jun 9, 2010 Issued
Array ( [id] => 6078494 [patent_doc_number] => 20110141959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-16 [patent_title] => 'DATA PRIORITIZATION FOR A POWER-LIMITED UE IN A WIRELESS COMMUNICATION SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/813409 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 10465 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0141/20110141959.pdf [firstpage_image] =>[orig_patent_app_number] => 12813409 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/813409
Data prioritization for a power-limited UE in a wireless communication system Jun 9, 2010 Issued
Array ( [id] => 9247072 [patent_doc_number] => 08611364 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-17 [patent_title] => 'Universal serial bus control system and method of driving the same' [patent_app_type] => utility [patent_app_number] => 12/797890 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 5706 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12797890 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/797890
Universal serial bus control system and method of driving the same Jun 9, 2010 Issued
Array ( [id] => 7655902 [patent_doc_number] => 20110305171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-15 [patent_title] => 'TRANSMISSION CIRCUIT AND TRANSMISSION METHOD' [patent_app_type] => utility [patent_app_number] => 12/813407 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 7618 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0305/20110305171.pdf [firstpage_image] =>[orig_patent_app_number] => 12813407 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/813407
Transmission circuit and transmission method Jun 9, 2010 Issued
Array ( [id] => 6396797 [patent_doc_number] => 20100318871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-16 [patent_title] => 'APPARATUS AND METHOD FOR RESOURCE ALLOCATION INFORMATION TRANSMISSION IN MOBILE COMMUNICATION SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/797843 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7655 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0318/20100318871.pdf [firstpage_image] =>[orig_patent_app_number] => 12797843 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/797843
Apparatus and method for resource allocation information transmission in mobile communication system Jun 9, 2010 Issued
Array ( [id] => 6376654 [patent_doc_number] => 20100316140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-16 [patent_title] => 'TRANSMITTER AND METHOD FOR APPLYING MULTI-TONE OFDM BASED COMMUNICATIONS WITHIN A LOWER FREQUENCY RANGE' [patent_app_type] => utility [patent_app_number] => 12/795537 [patent_app_country] => US [patent_app_date] => 2010-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 11764 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0316/20100316140.pdf [firstpage_image] =>[orig_patent_app_number] => 12795537 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/795537
Transmitter and method for applying multi-tone OFDM based communications within a lower frequency range Jun 6, 2010 Issued
Array ( [id] => 9048150 [patent_doc_number] => 08542708 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-09-24 [patent_title] => 'Method and system for transporting constant bit rate clients across a packet interface' [patent_app_type] => utility [patent_app_number] => 12/795363 [patent_app_country] => US [patent_app_date] => 2010-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 16137 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12795363 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/795363
Method and system for transporting constant bit rate clients across a packet interface Jun 6, 2010 Issued
Array ( [id] => 11467766 [patent_doc_number] => 09584416 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-02-28 [patent_title] => 'Systems and methods to provide flow control for mobile devices' [patent_app_type] => utility [patent_app_number] => 12/795530 [patent_app_country] => US [patent_app_date] => 2010-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 10478 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12795530 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/795530
Systems and methods to provide flow control for mobile devices Jun 6, 2010 Issued
Array ( [id] => 6078405 [patent_doc_number] => 20110141925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-16 [patent_title] => 'Measuring call quality' [patent_app_type] => utility [patent_app_number] => 12/800601 [patent_app_country] => US [patent_app_date] => 2010-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 24704 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0141/20110141925.pdf [firstpage_image] =>[orig_patent_app_number] => 12800601 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/800601
Measuring call quality May 17, 2010 Issued
Array ( [id] => 9779849 [patent_doc_number] => 08855063 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-10-07 [patent_title] => 'Method and apparatus for response scheduling in a downlink multiple-user multiple input multiple output network' [patent_app_type] => utility [patent_app_number] => 12/800558 [patent_app_country] => US [patent_app_date] => 2010-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4351 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12800558 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/800558
Method and apparatus for response scheduling in a downlink multiple-user multiple input multiple output network May 17, 2010 Issued
Array ( [id] => 8761834 [patent_doc_number] => 08422364 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-16 [patent_title] => 'Multicast label distribution protocol node protection' [patent_app_type] => utility [patent_app_number] => 12/800527 [patent_app_country] => US [patent_app_date] => 2010-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4062 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12800527 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/800527
Multicast label distribution protocol node protection May 16, 2010 Issued
Array ( [id] => 9287786 [patent_doc_number] => 08644127 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-02-04 [patent_title] => 'Systems and methods for mitigating self-induced far-end crosstalk' [patent_app_type] => utility [patent_app_number] => 12/713482 [patent_app_country] => US [patent_app_date] => 2010-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 25 [patent_no_of_words] => 13501 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12713482 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/713482
Systems and methods for mitigating self-induced far-end crosstalk Feb 25, 2010 Issued
Array ( [id] => 5934881 [patent_doc_number] => 20110211517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-01 [patent_title] => 'EFFICIENT AND RELIABLE MULTICAST OVER A Wi-Fi NETWORK' [patent_app_type] => utility [patent_app_number] => 12/714360 [patent_app_country] => US [patent_app_date] => 2010-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 12599 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0211/20110211517.pdf [firstpage_image] =>[orig_patent_app_number] => 12714360 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/714360
Efficient and reliable multicast over a Wi-Fi network Feb 25, 2010 Issued
Array ( [id] => 9764246 [patent_doc_number] => 08848585 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-09-30 [patent_title] => 'System and method of power management for a device with multiple network interfaces' [patent_app_type] => utility [patent_app_number] => 12/714278 [patent_app_country] => US [patent_app_date] => 2010-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 6302 [patent_no_of_claims] => 24 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12714278 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/714278
System and method of power management for a device with multiple network interfaces Feb 25, 2010 Issued
Array ( [id] => 6521841 [patent_doc_number] => 20100220655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-02 [patent_title] => 'METHOD AND A MOBILE PHONE TERMINAL ENABLING TO MERGE TELEPHONY SERVICES OVER HETEROGENEOUS NETWORKS' [patent_app_type] => utility [patent_app_number] => 12/712318 [patent_app_country] => US [patent_app_date] => 2010-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3488 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0220/20100220655.pdf [firstpage_image] =>[orig_patent_app_number] => 12712318 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/712318
Method and a mobile phone terminal enabling to merge telephony services over heterogeneous networks Feb 24, 2010 Issued
Array ( [id] => 6045093 [patent_doc_number] => 20110205943 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-25 [patent_title] => 'OPPORTUNISTIC DATA TRANSFER BETWEEN VEHICLES' [patent_app_type] => utility [patent_app_number] => 12/712358 [patent_app_country] => US [patent_app_date] => 2010-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4130 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0205/20110205943.pdf [firstpage_image] =>[orig_patent_app_number] => 12712358 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/712358
Opportunistic data transfer between vehicles Feb 24, 2010 Issued
Array ( [id] => 6522474 [patent_doc_number] => 20100220702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-02 [patent_title] => 'LOW POWER CONTROL FOR WIRELESS LAN COMMUNICATION' [patent_app_type] => utility [patent_app_number] => 12/712410 [patent_app_country] => US [patent_app_date] => 2010-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9327 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0220/20100220702.pdf [firstpage_image] =>[orig_patent_app_number] => 12712410 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/712410
LOW POWER CONTROL FOR WIRELESS LAN COMMUNICATION Feb 24, 2010 Abandoned
Array ( [id] => 6522195 [patent_doc_number] => 20100220679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-02 [patent_title] => 'METHODS AND APPARATUSES FOR SCHEDULING UPLINK REQUEST SPATIAL DIVISION MULTIPLE ACCESS (RSDMA) MESSAGES IN AN SDMA CAPABLE WIRELESS LAN' [patent_app_type] => utility [patent_app_number] => 12/712968 [patent_app_country] => US [patent_app_date] => 2010-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 10775 [patent_no_of_claims] => 79 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0220/20100220679.pdf [firstpage_image] =>[orig_patent_app_number] => 12712968 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/712968
Methods and apparatuses for scheduling uplink request spatial division multiple access (RSDMA) messages in an SDMA capable wireless LAN Feb 24, 2010 Issued
Array ( [id] => 6045280 [patent_doc_number] => 20110206012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-25 [patent_title] => 'HANDOVER METHOD AND APPARATUS FOR PROVIDING MOBILE IPTV SERVICE OVER HETEROGENEOUS WIRELESS COMMUNICATION NETWORKS' [patent_app_type] => utility [patent_app_number] => 12/712340 [patent_app_country] => US [patent_app_date] => 2010-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8506 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0206/20110206012.pdf [firstpage_image] =>[orig_patent_app_number] => 12712340 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/712340
Handover method and apparatus for providing mobile IPTV service over heterogeneous wireless communication networks Feb 24, 2010 Issued
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