Engineering & Materials Science
Variable frequency oscillators
100%
Phase noise
87%
High electron mobility transistors
66%
Heterojunction bipolar transistors
59%
Bandwidth
54%
Power amplifiers
43%
Modulators
42%
Monolithic microwave integrated circuits
41%
Millimeter waves
40%
Electric power utilization
36%
Topology
25%
Networks (circuits)
25%
Tuning
24%
Frequency doublers
23%
Low noise amplifiers
22%
Modulation
17%
Electric potential
17%
Broadband amplifiers
14%
Electric network topology
14%
Jitter
13%
Binary phase shift keying
13%
Switches
13%
Transconductance
12%
Radio astronomy
12%
Microwaves
11%
Demodulators
11%
Insertion losses
11%
Noise figure
10%
Transistors
10%
Phase locked loops
10%
Automotive radar
9%
Buffer amplifiers
8%
Cascode amplifiers
8%
Feedback
7%
Poles
7%
Field effect transistors
7%
Varactors
7%
Quadrature amplitude modulation
6%
Cryogenics
6%
Transmitters
6%
Diodes
6%
Linearization
6%
Demodulation
6%
Phase shifters
5%
Transceivers
5%
Coplanar waveguides
5%
Oxide semiconductors
5%
Negative resistance
5%
Capacitance
5%
Gates (transistor)
5%
Physics & Astronomy
CMOS
77%
voltage controlled oscillators
60%
injection
33%
high electron mobility transistors
29%
broadband
29%
bandwidth
26%
quadratures
26%
millimeter waves
24%
modulators
23%
output
23%
frequency dividers
22%
amplifiers
21%
extremely high frequencies
20%
power amplifiers
20%
locking
20%
low noise
18%
binary phase shift keying
18%
chips
18%
oscillators
16%
direct current
14%
microwave circuits
13%
topology
12%
linearity
12%
integrated circuits
11%
high speed
11%
phase error
10%
bipolar transistors
10%
radio frequencies
9%
distributed amplifiers
8%
dynamic range
8%
modulation
8%
transformers
8%
heterojunctions
7%
isolation
7%
quadrature amplitude modulation
7%
augmentation
7%
traveling waves
7%
linearization
7%
intermediate frequencies
7%
power efficiency
7%
vibration
7%
dividers
6%
modules
6%
cancellation
6%
demodulators
6%
oscillations
6%
depletion
6%
cells
6%
harmonics
6%
self alignment
6%
