Patents
US 12235370 B2: Method and system for direction finding and channel sounding using pseudo-doppler antenna array
- Granted
- 2025-02-25
- Filed
- 2020-07-10 application 16925541
- Type
- Utility · 18 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A direction-finding system is disclosed. The receiving system includes a channel sounder using a Pseudo-Doppler Antenna Array (PDAA) configured to locate transmitters and to sound the channel at pre-defined operating frequency.
Source: PVGPATDIS, file of 2026-04-10 (ipg250225.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ALABAMA 193 patents | US company or organization | Tuscaloosa, AL | The University of Alabama College or university FUZZY medium confidence: same name (governing-board words and legal endings aside) and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Yang-Ki Hong | Tuscaloosa, AL | 24 | PVGPATDIS, file of 2026-04-10 | |
| Hoyun Won | Tuscaloosa, AL | 7 | PVGPATDIS, file of 2026-04-10 | |
| Katelyn Rose Isbell | Tuscaloosa, AL | 2 | PVGPATDIS, file of 2026-04-10 | |
| Leo Xavier Vanderburgh | Dayton, OH | 1 | PVGPATDIS, file of 2026-04-10 | |
| Jonathan Thomas Platt | Tuscaloosa, AL | 1 | PVGPATDIS, file of 2026-04-10 | |
| Woncheol Lee | Seoul, KR | 22 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G01S | Radio direction-finding; radio navigation; determining distance or velocity by use of radio waves; locating or presence-detecting by use of the reflection or reradiation of radio waves; analogous arrangements using other waves | G01S3/46 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2022-07-11 | Assignment Assignment of assignor's interest | HONG, YANG-KI signed 2019-08-23 ISBELL, KATELYN ROSE signed 2019-08-23 PLATT, JONATHAN THOMAS signed 2019-08-23 VANDERBURGH, LEO XAVIER signed 2019-08-23 WON, HOYUN signed 2019-08-23 LEE, WONCHEOL signed 2019-08-27 | THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ALABAMA TUSCALOOSA, AL | 60472/704 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.