Search

Julian Chang

Examiner (ID: 1912, Phone: (571)272-8631 , Office: P/2455 )

Most Active Art Unit
2455
Art Unit(s)
2454, 2452, 2455, 2152
Total Applications
431
Issued Applications
276
Pending Applications
7
Abandoned Applications
142

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20081605 [patent_doc_number] => 12355689 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Device, system, and method for power spectrum density (PSD) limited transmissions [patent_app_type] => utility [patent_app_number] => 17/752763 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6097 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17752763 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/752763
Device, system, and method for power spectrum density (PSD) limited transmissions May 23, 2022 Issued
Array ( [id] => 18591452 [patent_doc_number] => 11740343 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Electronic device for performing ranging by using ultra-wide band and operation method thereof [patent_app_type] => utility [patent_app_number] => 17/748714 [patent_app_country] => US [patent_app_date] => 2022-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 24 [patent_no_of_words] => 15310 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17748714 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/748714
Electronic device for performing ranging by using ultra-wide band and operation method thereof May 18, 2022 Issued
Array ( [id] => 17856182 [patent_doc_number] => 20220286225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => CHANNEL CODING AND MODULATION [patent_app_type] => utility [patent_app_number] => 17/664189 [patent_app_country] => US [patent_app_date] => 2022-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18542 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17664189 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/664189
Channel coding and modulation May 18, 2022 Issued
Array ( [id] => 18424846 [patent_doc_number] => 20230179311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => Parameter Determination for Radio-Frequency Modeling [patent_app_type] => utility [patent_app_number] => 17/743404 [patent_app_country] => US [patent_app_date] => 2022-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15995 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17743404 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/743404
Parameter determination for radio-frequency modeling May 11, 2022 Issued
Array ( [id] => 18494645 [patent_doc_number] => 11700070 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-11 [patent_title] => Hypernetwork Kalman filter for channel estimation and tracking [patent_app_type] => utility [patent_app_number] => 17/734524 [patent_app_country] => US [patent_app_date] => 2022-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11775 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17734524 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/734524
Hypernetwork Kalman filter for channel estimation and tracking May 1, 2022 Issued
Array ( [id] => 17781967 [patent_doc_number] => 20220248317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => FACILITATING DYNAMIC PRIVATE COMMUNICATION NETWORKS [patent_app_type] => utility [patent_app_number] => 17/659863 [patent_app_country] => US [patent_app_date] => 2022-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13018 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17659863 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/659863
FACILITATING DYNAMIC PRIVATE COMMUNICATION NETWORKS Apr 19, 2022 Abandoned
Array ( [id] => 19907024 [patent_doc_number] => 12284046 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Throughput improvement for radio frames containing time division duplex (TDD) special slots or TDD/frequency division duplex (FDD) rate-matched slots [patent_app_type] => utility [patent_app_number] => 17/719261 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8517 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17719261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/719261
Throughput improvement for radio frames containing time division duplex (TDD) special slots or TDD/frequency division duplex (FDD) rate-matched slots Apr 11, 2022 Issued
Array ( [id] => 17754310 [patent_doc_number] => 20220232515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => QUASI CO-LOCATION OF ANTENNA PORTS USED TO TRANSMIT PAGING MESSAGE AND SYNCHRONIZATION SIGNALS [patent_app_type] => utility [patent_app_number] => 17/714791 [patent_app_country] => US [patent_app_date] => 2022-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17714791 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/714791
Quasi co-location of antenna ports used to transmit paging message and synchronization signals Apr 5, 2022 Issued
Array ( [id] => 19222578 [patent_doc_number] => 20240187282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => ELECTRONIC DEVICE FOR WIRELESS COMMUNICATION, WIRELESS COMMUNICATION METHOD, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/284554 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18284554 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/284554
ELECTRONIC DEVICE FOR WIRELESS COMMUNICATION, WIRELESS COMMUNICATION METHOD, AND STORAGE MEDIUM Mar 31, 2022 Pending
Array ( [id] => 17724822 [patent_doc_number] => 20220217544 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => METHOD FOR SHARING CHANNEL OCCUPANCY TIME, TERMINAL DEVICE, AND NETWORK DEVICE [patent_app_type] => utility [patent_app_number] => 17/703469 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9638 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17703469 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703469
Method for sharing channel occupancy time, terminal device, and network device Mar 23, 2022 Issued
Array ( [id] => 18654924 [patent_doc_number] => 20230300774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Distributed Estimation System [patent_app_type] => utility [patent_app_number] => 17/655446 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655446 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655446
Distributed Estimation System Mar 17, 2022 Pending
Array ( [id] => 19741928 [patent_doc_number] => 12218781 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Enhancement of channel estimation in wireless communication based on supervised learning [patent_app_type] => utility [patent_app_number] => 17/694129 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8701 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17694129 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/694129
Enhancement of channel estimation in wireless communication based on supervised learning Mar 13, 2022 Issued
Array ( [id] => 19261500 [patent_doc_number] => 12021573 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 17/654155 [patent_app_country] => US [patent_app_date] => 2022-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5378 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17654155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/654155
Display device Mar 8, 2022 Issued
Array ( [id] => 17918988 [patent_doc_number] => 20220321384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => METHOD OF CHANNEL ESTIMATION IN A COMMUNICATION SYSTEM AS WELL AS SIGNAL PROCESSING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/675368 [patent_app_country] => US [patent_app_date] => 2022-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17675368 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/675368
Method of channel estimation in a communication system as well as signal processing system Feb 17, 2022 Issued
Array ( [id] => 19271348 [patent_doc_number] => 20240215055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => COMMUNICATION DEVICE, BASE STATION, AND COMMUNICATION METHOD [patent_app_type] => utility [patent_app_number] => 18/557961 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17405 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18557961 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/557961
COMMUNICATION DEVICE, BASE STATION, AND COMMUNICATION METHOD Feb 14, 2022 Pending
Array ( [id] => 19789903 [patent_doc_number] => 20250063582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => MULTI-CARRIER SCHEDULING FOR SIDELINK COMMUNICATIONS [patent_app_type] => utility [patent_app_number] => 18/719562 [patent_app_country] => US [patent_app_date] => 2022-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18719562 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/719562
MULTI-CARRIER SCHEDULING FOR SIDELINK COMMUNICATIONS Feb 2, 2022 Pending
Array ( [id] => 17781153 [patent_doc_number] => 20220247503 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => Encapsulating Electromagnetic Propagation Model Features to Create Composable Prediction Models [patent_app_type] => utility [patent_app_number] => 17/649671 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9955 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649671 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649671
Encapsulating electromagnetic propagation model features to create composable prediction models Jan 31, 2022 Issued
Array ( [id] => 19073059 [patent_doc_number] => 20240107485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => OPERATIONAL ADAPTATION FOR RECONFIGURABLE INTELLIGENT SURFACE AIDED POSITIONING [patent_app_type] => utility [patent_app_number] => 18/260957 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23234 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18260957 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/260957
OPERATIONAL ADAPTATION FOR RECONFIGURABLE INTELLIGENT SURFACE AIDED POSITIONING Jan 31, 2022 Pending
Array ( [id] => 17613123 [patent_doc_number] => 20220155403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => SYSTEMS AND METHODS FOR IDENTIFYING A SOURCE OF RADIO FREQUENCY INTERFERENCE IN A WIRELESS NETWORK [patent_app_type] => utility [patent_app_number] => 17/587344 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17587344 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/587344
Systems and methods for identifying a source of radio frequency interference in a wireless network Jan 27, 2022 Issued
Array ( [id] => 19055839 [patent_doc_number] => 20240097808 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => APPARATUS, METHOD AND PROGRAM FOR PREDICTING ATTENUATION OF ELECTROMAGNETIC WAVES [patent_app_type] => utility [patent_app_number] => 18/546437 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7773 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18546437 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546437
Apparatus, method and program for predicting attenuation of electromagnetic waves Jan 27, 2022 Issued
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