Технические дисциплины и материаловедение
Communication systems
100%
Frequency hopping
62%
Digital communication systems
50%
Data communication systems
44%
Synchronization
40%
Modulation
38%
Spurious signal noise
38%
Transceivers
35%
Spread spectrum communication
34%
Receiving antennas
31%
Tuning
29%
Secure communication
27%
Global positioning system
27%
Phase noise
26%
Electromagnetic waves
26%
Data transfer
25%
Printed circuit boards
25%
Navigation systems
22%
Monitoring
21%
Signal to noise ratio
20%
Energy efficiency
19%
Boundary conditions
19%
Military operations
14%
Demodulation
13%
Quadrature amplitude modulation
13%
Amplification
12%
Microwaves
11%
Electronic equipment
10%
Radiation
9%
Pipelines
9%
Experiments
8%
Logistics
7%
Quartz
6%
Electromagnetic compatibility
6%
Air
6%
Sensors
6%
Costs
6%
Restoration
6%
Topology
5%
Antennas
5%
Data acquisition
5%
Clocks
5%
Физика и астрономия
immunity
73%
telecommunication
68%
data transmission
55%
pulse communication
43%
synchronism
43%
interference
39%
channel noise
35%
data systems
34%
transmitter receivers
33%
modulation
33%
relay
30%
autonomy
20%
oscillators
18%
energy technology
18%
boundary conditions
17%
malfunctions
17%
electronic countermeasures
16%
interference immunity
14%
warfare
13%
maintenance
13%
frequency hopping
12%
radio transmission
12%
countermeasures
11%
GLONASS
11%
weapons
10%
messages
9%
generators
9%
analogs
7%
navigation
7%
sensors
7%
requirements
7%
entry
6%
pseudorandom sequences
6%
restoration
6%
clocks
6%
data acquisition
6%
industries
5%
quadrature amplitude modulation
5%
Математика
Data Transmission
36%
Communication Systems
31%
Interference
28%
Countermeasures
26%
Relay
22%
Autonomy
12%
Immunity
10%
Sensor
9%
Maintenance
9%
Conflict
9%
Resistance
8%
Electronics
8%
Monitoring
8%
Replacement
8%
Requirements
6%
Interaction
6%
Object
5%
