Invention Grant
- Patent Title: Methods and apparatus for blind range recovery on pulse compression radars
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Application No.: US16765429Application Date: 2020-01-29
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Publication No.: US11313959B2Publication Date: 2022-04-26
- Inventor: Cesar M. Salazar Aquino , Robert D. Palmer , Boon Leng Cheong
- Applicant: The Board of Regents of the University of Oklahoma
- Applicant Address: US OK Norman
- Assignee: The Board of Regents of the University of Oklahoma
- Current Assignee: The Board of Regents of the University of Oklahoma
- Current Assignee Address: US OK Norman
- Agency: Dunlap Codding, P.C.
- International Application: PCT/US2020/015697 WO 20200129
- International Announcement: WO2020/160160 WO 20200806
- Main IPC: G01S13/28
- IPC: G01S13/28 ; G01S7/288 ; G01S7/282

Abstract:
Methods, systems and non-transitory computer readable mediums for processing radar signals to recover signals inside a blind region are disclosed. A transmission signal is transmitted from a radar system. The radar system receives a return signal. The return signal includes a first portion of the transmission signal leaked during transmission and a second portion reflected from an object within the blind region. The return signal is partially decoded by zeroing out the first portion of the transmission signal to form a modified return signal. Pulse compression is performed over the modified return signal to form a compressed return signal. The compressed return signal is processed to calculate moment products. The moment products are calibrated with a calibration factor, wherein the calibration factor is multiplied against only calculated moment products of range gates which have been partially decoded.
Public/Granted literature
- US20210231787A1 METHODS AND APPARATUS FOR BLIND RANGE RECOVERY ON PULSE COMPRESSION RADARS Public/Granted day:2021-07-29
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