IP Library › Granted Patent US 11,780,612
Granted Patent B1
US 11,780,612 · App. 17/030,273 · Granted Oct 10, 2023

Space traffic management system architecture

Inventors: Parimal Hemchandra Kopardekar (Cupertino, CA); Sreeja Nag (Redwood City, CA); David Daisuke Murakami (Sunnyvale, CA)
Assignee: United States of America Administrator of NASA
B64G1/24B64G1/14B64G1/46H04W4/46
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Quick Facts
Patent No.
US 11,780,612
App. No.
17/030,273
Granted
Oct 10, 2023
Kind
B1
Abstract

A Space Traffic Management (STM) system comprising a Space Traffic Management System Service Supplier (S3) interface for sending a space conjunction request to a Conjunction Assessment Supplier (CAS) interface, and a Space Situational Awareness Supplier (SSA) interface for receiving and fulfilling space object data requests. The system further comprising the Conjunction Assessment Supplier (CAS) interface for receiving the space conjunction request from the S3 interface, requesting and receiving the space object data from the SSA interface, and generating and sending a conjunction data message to the S3 interface. The system enables coordination of an automated service for spacecraft owner operators to anticipate and avoid a space traffic conjunction using the conjunction data message.

Claims (58)

1. A Space Traffic Management (STM) system comprising:

a Space Traffic Management System Service Supplier (S3) interface configured for sending a space conjunction request to a Conjunction Assessment Supplier (CAS) interface;

a Space Situational Awareness Supplier (SSA) interface configured for receiving and fulfilling space object data requests, wherein the SSA interface further includes generating a meta-catalog by multiparty computation (MPC) that securely shares inputs from a plurality of SSA interfaces for performing computations on position and trajectory information of resident space objects while shielding the inputs from one or more other interfaces;

the Conjunction Assessment Supplier (CAS) interface configured for:

receiving the space conjunction request from the S3 interface,

requesting and receiving the space object data from the SSA interface; and

generating and sending a conjunction data message to the S3 interface;

wherein the system provides an automated service that uses the conjunction data message for spacecraft owner operators to anticipate and avoid a space traffic conjunction.

2. The system of claim 1 , further comprising:

Supplemental Data Supplier (SDS) Interface to receive space environment data requests, responses, and notifications.

3. The system of claim 2 , wherein two or more of the SSA interface, S3 interface, CAS interface, and the SDS interface are combined into a single interface.

4. The system of claim 1 , further comprising:

an STM gateway for relaying and recording messages between the S3, the CAS, and the SDS.

5. The system of claim 1 , further comprising:

where one or more objects in a space conjunction are not controlled by an O/O participating in the STM system.

6. The system of claim 1 , further comprising:

the S3 further configured to enable negotiations between two spacecraft owner operators.

7. The system of claim 1 , further comprising:

Supplemental Data Supplier (SDS) Interface to receive space weather data identifying space weather events.

8. The system of claim 1 , wherein two or more of the S3, the SSA, and the CAS functions are performed by a single entity.

9. A Space Traffic Management (STM) system comprising:

a Space Situational Awareness Supplier (SSA) interface configured for receiving and fulfilling space object data requests, wherein the SSA interface further includes generating a meta-catalog by multiparty computation (MPC) that securely shares inputs from a plurality of SSA interfaces for performing computations on position and trajectory information of resident space objects while shielding the inputs from one or more other interfaces;

a Space Traffic Management System Service Supplier (S 3 ) interface configured for sending a conjunction avoidance maneuver request to the Conjunction Assessment Supplier (CAS) interface;

the Conjunction Assessment Supplier (CAS)interface configured for:

receiving the conjunction avoidance maneuver request from the S 3 interface,

requesting and receiving the space object data from the SSA interface, and

sending the conjunction avoidance maneuver to the S 3 interface;

wherein the system provides an automated service that uses the conjunction avoidance maneuver for spacecraft owner operators to validate and negotiate conjunction avoidance.

10. The system of claim 9 , further comprising:

Supplemental Data Supplier (SDS) Interface to receive space environment data requests, responses, and notifications.

11. The system of claim 10 , wherein two or more of the SSA interface, S3 interface, CAS interface, and the SDS interface are combined into a single interface.

12. The system of claim 10 , further comprising:

an STM gateway for relaying and recording messages between the S3, the CAS, and the SDS.

13. The system of claim 9 , further comprising:

where one or more objects in a space conjunction are not controlled by an O/O participating in the STM system.

14. The system of claim 9 , further comprising:

the S3 further configured to enable negotiations between two of the spacecraft owner operators.

15. The system of claim 9 , wherein two or more of the S3, the SSA, and the CAS functions are performed by a single entity.

16. A method of providing a Space Traffic Management (STM) framework comprising:

receiving a registration of an owner operator (O/O) by a System Service Supplier (S3) to participate in the STM system;

sending, by the S3, data about the O/O's spacecraft to a Space Situational Awareness Supplier (SSA);

updating, by the SSA, a catalog of resident space objects (RSO), wherein the SSA further performs the step of generating a meta-catalog by multiparty computation (MPC) that securely shares inputs from a plurality of SSAs for performing computations on position and trajectory, information of resident space objects while shielding the inputs from one or more other interfaces;

sending, by the S3, a request for an encounter screening to a Conjunction Assessment Supplier (CAS), the conjunction assessment supplier to use data from the SSA to return conjunction data message indicating potential conjunctions;

wherein the messages are sent through the STM framework, and an STM gateway routes and stores the messages sent by the S3; SSA, and CAS.

17. The method of claim 16 , wherein providing the conjunction data message comprises:

receiving the space conjunction request from the S3 interface,

requesting and receiving the RSO data from the SSA interface; and

generating and sending a conjunction data message to the S3 interface.

18. The method of claim 16 , further comprising:

the CAS receiving space environment data from a Supplemental Data Supplier (SDS), the CAS using the space environmental data in the encounter screening.

19. The method of claim 16 , wherein the potential conjunctions include:

(1) conjunctions between an RSO of the O/O and another O/O that participates in the STM framework;

(2) conjunctions between the RSO of the O/O and different O/O that does not participate in the STM framework;

(3) conjunctions between the RSO of the O/O and objects that are not controlled.

20. The method of claim 19 , further comprising:

generating, by the CAS, a proposed maneuver in response to determining that one of the potential conjunctions requires a maneuver;

receiving, via the S3, the proposed maneuver by the O/o; and

when the proposed maneuver is accepted by the O/O, publishing by the S3 the accepted maneuver to the catalog of the SSA.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 3, 2024
From: KOPARDEKAR, PARIMAL HEMCHANDRA; MARUKAMI, DAVID DAISUKE; ROY-SINGH, SREEJA; BAY AREA ENVIRONMENTAL RESEARCH INSTITUTE
To: UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA
Reel/Frame 067603/0882 →
Continuity (1)
Provisional Application 62904599 · Sep 23, 2019
Cited By (8)
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