Physics & Astronomy
CMOS
100%
frequency dividers
87%
injection
81%
voltage controlled oscillators
80%
rectifiers
70%
power amplifiers
65%
direct current
65%
locking
63%
extremely high frequencies
62%
bipolar transistors
60%
transformers
59%
quadratures
58%
high electron mobility transistors
57%
amplifiers
55%
low noise
54%
rectennas
50%
heterojunctions
49%
antennas
48%
output
46%
degradation
41%
broadband
39%
vibration
36%
topology
36%
evaluation
35%
tiles
32%
polarization
29%
configurations
29%
radiant flux density
25%
bandwidth
25%
emitters
23%
transistors
22%
linear circuits
17%
power efficiency
16%
oscillations
15%
low frequencies
15%
cells
15%
microwave circuits
14%
injectors
14%
division
13%
chips
11%
impedance
10%
analogs
8%
occurrences
8%
capacitance
8%
sensitivity
8%
microwaves
7%
performance
6%
electric potential
6%
Engineering & Materials Science
Heterojunction bipolar transistors
66%
Low noise amplifiers
64%
High electron mobility transistors
64%
Variable frequency oscillators
62%
Nonlinear analysis
61%
Topology
56%
Jitter
56%
Power amplifiers
55%
Polarization
50%
Internet of things
46%
Rectennas
45%
Phase noise
39%
Gates (transistor)
39%
Degradation
38%
Antennas
36%
Tile
30%
Conversion efficiency
29%
Bandwidth
27%
Microwaves
19%
Power transistors
18%
Voltage control
17%
Noise figure
12%
Transistors
11%
Acoustic impedance
10%
Frequency bands
9%
Capacitance
9%
Temperature
7%
Feedback
7%
Networks (circuits)
6%