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Space Information Architecture Flashcards

1
Q

Data Collection

A

“The process of gathering information from sensors, satellites, and other sources in the space domain.”

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2
Q

Data Transmission

A

“The relay of collected data from space assets to ground stations and end users for analysis and action.”

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3
Q

Telemetry

A

“Data transmitted from spacecraft to ground control, including status updates, position, and system performance metrics.”

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4
Q

Data Processing

A

“The transformation of raw data into meaningful information through algorithms, filtering, and interpretation.”

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5
Q

Bandwidth

A

“The amount of data that can be transmitted over a communication channel in a given time.”

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6
Q

Latency

A

“The time delay between data transmission and reception, critical for real-time space applications.”

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7
Q

Ground Station

A

“A terrestrial facility that communicates with satellites and spacecraft, facilitating data exchange and command operations.”

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8
Q

Space-Based Sensors

A

“Instruments on satellites or spacecraft used to collect data about Earth, space, or celestial bodies.”

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9
Q

Remote Sensing

A

“The use of satellites to gather data about Earth’s surface without direct contact, used for mapping, monitoring, and analysis.”

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10
Q

Network Architecture

A

“The design of communication systems that enable reliable data transmission between space and ground assets.”

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11
Q

Interoperability

A

“The ability of different systems and organizations to work together by sharing data and resources seamlessly.”

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12
Q

Cloud Computing

A

“The use of internet-based servers to store, process, and analyze space-derived data.”

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13
Q

Data Fusion

A

“The integration of data from multiple sources to provide a comprehensive picture for decision-making.”

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14
Q

Encryption

A

“The process of securing data transmissions to prevent unauthorized access or tampering.”

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15
Q

Resilience

A

“The ability of information systems to withstand and recover from disruptions or attacks.”

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16
Q

Spectrum Management

A

“The regulation and allocation of radio frequencies to prevent interference between communication systems.”

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17
Q

Low-Latency Networks

A

“Communication networks designed to minimize delay, essential for applications like satellite internet.”

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18
Q

Artificial Intelligence (AI)

A

“The use of machine learning and other techniques to analyze space data and improve decision-making.”

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19
Q

Edge Computing

A

“Processing data closer to the source, such as on satellites, to reduce latency and bandwidth demands.”

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20
Q

Big Data Analytics

A

“The examination of large datasets generated by space systems to identify trends, patterns, and insights.”

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21
Q

Geospatial Data

A

“Information about the Earth’s surface, often derived from satellite imagery, used in mapping and analysis.”

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22
Q

Data Relay Satellites

A

“Satellites that facilitate communication between other satellites and ground stations, enhancing coverage and data flow.”

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23
Q

Orbital Data Links

A

“Communication pathways that connect satellites to each other and to ground systems.”

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24
Q

Command and Control (C2)

A

“The ability to issue instructions and manage the operations of space assets.”

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25
Telemetry
Tracking
26
Distributed Systems
"A network of interconnected systems that share data and resources to enhance resilience and efficiency."
27
Satellite Constellations
"Groups of satellites that work together to provide continuous coverage and data collection."
28
Electromagnetic Interference (EMI)
"Disruption of satellite communications caused by natural or artificial sources."
29
Cybersecurity
"Measures taken to protect space communication systems from cyber threats such as hacking and malware."
30
Space Weather Effects
"Impacts of solar activity on satellite communications, including disruptions to data transmission."
31
Quality of Service (QoS)
"The performance level of a communication system, measured by metrics like bandwidth, latency, and reliability."
32
Data Integrity
"The assurance that data is accurate, complete, and unaltered during transmission or storage."
33
Ground Segment
"The infrastructure on Earth, including ground stations and data processing centers, that supports space operations."
34
Space Network Operations
"The management of data flows and communication links between space and terrestrial systems."
35
Telemetry Data Analysis
"The interpretation of data sent by spacecraft to assess their health and performance."
36
Data Redundancy
"The duplication of data to ensure availability and reliability in case of system failures."
37
Adaptive Communication
Systems that dynamically adjust transmission parameters to optimize data flow and minimize disruptions.
38
Information Architecture
The design and implementation of frameworks for the collection, processing, and dissemination of data in space operations.
39
Data Collection
The acquisition of raw data through sensors, payloads, and telemetry systems on satellites or other space assets.
40
RF Sensing
The use of radio frequency sensors to collect signals and identify objects or conditions in space.
41
Telemetry Systems
Hardware and software configurations on spacecraft that transmit status and operational data back to Earth.
42
Laser Communication
High-speed data transmission technology using lasers, enabling higher bandwidth and reduced latency compared to RF.
43
Onboard Data Processing
Computational systems located on satellites to process data locally, reducing the need for immediate transmission to Earth.
44
Inter-Satellite Links (ISL)
Communication pathways that enable satellites within a constellation to share data directly.
45
Ground Segment Automation
The use of algorithms and robotics to optimize ground station operations for space data management.
46
Ka-Band Communications
A high-frequency radio band used for satellite communications, offering higher bandwidth compared to traditional bands.
47
Software-Defined Radio (SDR)
Reconfigurable radio technology used in satellites to dynamically adapt to communication needs.
48
Data Compression
Techniques to reduce the size of data packets for efficient transmission over limited-bandwidth channels.
49
Forward Error Correction (FEC)
A method of error control for data transmission that improves reliability by detecting and correcting errors.
50
Adaptive Modulation
A technique where communication parameters are adjusted in real-time based on signal quality to maximize data throughput.
51
Time-Division Multiple Access (TDMA)
A method of allocating communication channels by dividing time into slots, used in satellite communication networks.
52
Signal-to-Noise Ratio (SNR)
A measure of signal clarity in data transmission, critical for maintaining communication integrity.
53
Kalman Filtering
An algorithm used for real-time data fusion and error correction in tracking and navigation systems.
54
Network Time Protocol (NTP)
A protocol ensuring precise time synchronization across distributed communication systems.
55
Geospatial Information Systems (GIS)
Software tools for mapping and analyzing spatial data collected from satellites.
56
Crosslink Frequency Bands
Frequencies used for inter-satellite communication, reducing reliance on ground stations.
57
Low-Density Parity-Check Codes (LDPC)
Error correction codes used in modern satellite communication systems to improve data reliability.
58
Multi-Access Protocols
Communication protocols allowing multiple satellites or ground stations to share a single transmission channel.
59
Data Encryption Standards (DES)
Cryptographic methods used to secure satellite data against interception or tampering.
60
Orbital Data Relay Satellites
Specialized satellites that relay data between operational satellites and ground stations.
61
Spectrum Allocation
The assignment of specific frequency ranges to communication systems to avoid interference.
62
Digital Signal Processing (DSP)
The use of algorithms to analyze and modify digital signals collected from sensors or communication systems.
63
Data Latency Mitigation
Strategies to reduce delays in data transmission, such as using relay satellites or edge computing.
64
Artificial Neural Networks (ANN)
AI-based algorithms used to process and classify space-derived data efficiently.
65
Orbital Slot Management
The coordination of satellite positions to prevent signal interference and collisions.
66
Telemetry Frame Formats
The structured arrangement of telemetry data packets for efficient decoding and analysis.
67
SpaceWire
A high-speed data transfer standard used in spacecraft to interconnect sensors and processors.
68
Distributed Satellite Operations
Management of constellations where individual satellites perform specific tasks collaboratively.
69
Dynamic Resource Allocation
Real-time adjustment of communication resources based on demand and operational priorities.
70
Cyber Threat Detection Systems
Technologies and algorithms designed to identify and counteract potential cyberattacks on space assets.
71
Radiometric Calibration
Techniques to ensure accuracy in data measurements collected by space sensors.
72
Interference Mitigation Techniques
Methods like filtering and beamforming to reduce unwanted signals in satellite communications.
73
Fault-Tolerant Architectures
Design principles ensuring system functionality despite hardware or software failures.
74
Spaceborne AI
Artificial intelligence deployed on satellites to autonomously process data and optimize operations.

Space Domain (4 decks)

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