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A Method For Determining The Base Line For A Synthetic Aperture Of A Sar Using Gnss

Abstract: The present invention relates to a method for determining a synthetic aperture of a synthetic aperture radar, SAR, system using information from a global navigation satellite system, GNSS, which includes a plurality of satellites each transmitting a radio frequency signal comprising a unique pseudo random number, PRN. The method comprises: receiving the radio frequency signal from a group of satellites in the GNSS, determining a first maximum correlation peak of the PRN of the received radio frequency signal from each satellite in the group of satellites, determining the phase shift between the first determined maximum correlation peak and a second determined maximum correlation peak of a received PRN from the same satellite at a later time, for each satellite in the group of satellites, determining a line-of-sight, LOS, movement of the SAR system relative each of the satellites in the group of satellites by means of the determined phase shift for each satellite in the group of satellites, and determining a synthetic aperture using the LOS movement relative each satellite in the group of satellites.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
26 March 2020
Publication Number
40/2020
Publication Type
INA
Invention Field
PHYSICS
Status
Email
patent@sandhpartners.com
Parent Application
Patent Number
Legal Status
Grant Date
2023-12-22
Renewal Date

Applicants

SAAB AB
581 88 Linköping

Inventors

1. DAMMERT, Patrik
Borraregatan 3 412 79 Göteborg
2. HELLSTEN, Hans
Mutebo, Aspnäs 585 97 Linköping

Specification

Documents

Application Documents

# Name Date
1 202017013159-IntimationOfGrant22-12-2023.pdf 2023-12-22
1 202017013159-STATEMENT OF UNDERTAKING (FORM 3) [26-03-2020(online)].pdf 2020-03-26
2 202017013159-PatentCertificate22-12-2023.pdf 2023-12-22
2 202017013159-PRIORITY DOCUMENTS [26-03-2020(online)].pdf 2020-03-26
3 202017013159-Information under section 8(2) [09-11-2023(online)].pdf 2023-11-09
3 202017013159-FORM 1 [26-03-2020(online)].pdf 2020-03-26
4 202017013159-FORM 3 [13-09-2023(online)].pdf 2023-09-13
4 202017013159-FIGURE OF ABSTRACT [26-03-2020(online)].pdf 2020-03-26
5 202017013159-DRAWINGS [26-03-2020(online)].pdf 2020-03-26
5 202017013159-CLAIMS [17-06-2022(online)].pdf 2022-06-17
6 202017013159-DECLARATION OF INVENTORSHIP (FORM 5) [26-03-2020(online)].pdf 2020-03-26
6 202017013159-COMPLETE SPECIFICATION [17-06-2022(online)].pdf 2022-06-17
7 202017013159-DRAWING [17-06-2022(online)].pdf 2022-06-17
7 202017013159-COMPLETE SPECIFICATION [26-03-2020(online)].pdf 2020-03-26
8 202017013159-Proof of Right [27-07-2020(online)].pdf 2020-07-27
8 202017013159-FER_SER_REPLY [17-06-2022(online)].pdf 2022-06-17
9 202017013159-FORM-26 [27-07-2020(online)].pdf 2020-07-27
9 202017013159-OTHERS [17-06-2022(online)].pdf 2022-06-17
10 202017013159-FORM 3 [15-09-2020(online)].pdf 2020-09-15
10 202017013159-PETITION UNDER RULE 137 [17-06-2022(online)].pdf 2022-06-17
11 202017013159-RELEVANT DOCUMENTS [17-06-2022(online)].pdf 2022-06-17
11 202017013159-RELEVANT DOCUMENTS [22-03-2021(online)].pdf 2021-03-22
12 202017013159-FER.pdf 2022-03-07
12 202017013159-FORM 13 [22-03-2021(online)].pdf 2021-03-22
13 202017013159-Correspondence-310720.pdf 2021-10-19
13 202017013159-FORM 3 [22-04-2021(online)].pdf 2021-04-22
14 202017013159-FORM 18 [20-08-2021(online)].pdf 2021-08-20
14 202017013159-OTHERS-310720.pdf 2021-10-19
15 202017013159-Power of Attorney-310720.pdf 2021-10-19
15 202017013159.pdf 2021-10-19
16 202017013159-Power of Attorney-310720.pdf 2021-10-19
16 202017013159.pdf 2021-10-19
17 202017013159-OTHERS-310720.pdf 2021-10-19
17 202017013159-FORM 18 [20-08-2021(online)].pdf 2021-08-20
18 202017013159-Correspondence-310720.pdf 2021-10-19
18 202017013159-FORM 3 [22-04-2021(online)].pdf 2021-04-22
19 202017013159-FER.pdf 2022-03-07
19 202017013159-FORM 13 [22-03-2021(online)].pdf 2021-03-22
20 202017013159-RELEVANT DOCUMENTS [17-06-2022(online)].pdf 2022-06-17
20 202017013159-RELEVANT DOCUMENTS [22-03-2021(online)].pdf 2021-03-22
21 202017013159-FORM 3 [15-09-2020(online)].pdf 2020-09-15
21 202017013159-PETITION UNDER RULE 137 [17-06-2022(online)].pdf 2022-06-17
22 202017013159-FORM-26 [27-07-2020(online)].pdf 2020-07-27
22 202017013159-OTHERS [17-06-2022(online)].pdf 2022-06-17
23 202017013159-FER_SER_REPLY [17-06-2022(online)].pdf 2022-06-17
23 202017013159-Proof of Right [27-07-2020(online)].pdf 2020-07-27
24 202017013159-DRAWING [17-06-2022(online)].pdf 2022-06-17
24 202017013159-COMPLETE SPECIFICATION [26-03-2020(online)].pdf 2020-03-26
25 202017013159-DECLARATION OF INVENTORSHIP (FORM 5) [26-03-2020(online)].pdf 2020-03-26
25 202017013159-COMPLETE SPECIFICATION [17-06-2022(online)].pdf 2022-06-17
26 202017013159-DRAWINGS [26-03-2020(online)].pdf 2020-03-26
26 202017013159-CLAIMS [17-06-2022(online)].pdf 2022-06-17
27 202017013159-FORM 3 [13-09-2023(online)].pdf 2023-09-13
27 202017013159-FIGURE OF ABSTRACT [26-03-2020(online)].pdf 2020-03-26
28 202017013159-Information under section 8(2) [09-11-2023(online)].pdf 2023-11-09
28 202017013159-FORM 1 [26-03-2020(online)].pdf 2020-03-26
29 202017013159-PRIORITY DOCUMENTS [26-03-2020(online)].pdf 2020-03-26
29 202017013159-PatentCertificate22-12-2023.pdf 2023-12-22
30 202017013159-STATEMENT OF UNDERTAKING (FORM 3) [26-03-2020(online)].pdf 2020-03-26
30 202017013159-IntimationOfGrant22-12-2023.pdf 2023-12-22

Search Strategy

1 determination-of-baseline-and-orientation-of-platforms-for-airboE_04-03-2022.pdf
1 SearchHistoryE_04-03-2022.pdf
2 MeasurementofBaselineandOrientationbetweenE_04-03-2022.pdf
3 determination-of-baseline-and-orientation-of-platforms-for-airboE_04-03-2022.pdf
3 SearchHistoryE_04-03-2022.pdf

ERegister / Renewals

3rd: 31 Jan 2024

From 19/09/2020 - To 19/09/2021

4th: 31 Jan 2024

From 19/09/2021 - To 19/09/2022

5th: 31 Jan 2024

From 19/09/2022 - To 19/09/2023

6th: 31 Jan 2024

From 19/09/2023 - To 19/09/2024

7th: 30 Jul 2024

From 19/09/2024 - To 19/09/2025

8th: 14 Jul 2025

From 19/09/2025 - To 19/09/2026