Text preview for : mm-wave Source Modules from OML_252C Inc. for Keysight PSG Signal Generators - Technical Overview 59 part of Agilent mm-wave Source Modules from OML 252C Inc. for Keysight PSG Signal Generators - Technical Overview 59 Agilent mm-wave Source Modules from OML_252C Inc. for Keysight PSG Signal Generators - Technical Overview 5989-2923EN c20140702 [9].pdf
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Keysight Technologies
mm-wave Source Modules
from OML, Inc. for
PSG Signal Generators
Technical Overview
50 to 75 GHz 75 to 110 GHz 110 to 170 GHz
60 to 90 GHz 90 to 140 GHz 140 to 220 GHz 220 to 325 GHz 325 to 500 GHz
High performance mm-wave Wavelength (mm)
source modules extend the 30 20 15 10 8 6 5 4 3 2 1.5 1.0 0.8
100
frequency coverage of the 40 Average atmospheric
20
PSG to 500 GHz. The Key- 10
absorption of milimeter-waves
(horizontal propagation)
sight Technologies, Inc. PSG signal 4
Attenuation (dB/km)
2 Sea level
generators (PSG) provide excellent 1
signal power, resolution, stability, and 0.4
0.2
analog modulation performance for 0.1
0.04
coaxial applications to 67 GHz. Now, 0.02
O2 H2O H2O
O2
when paired with new, high power 0.01
0.004 9150 meters altitude
mm-wave source modules from OML, 0.002 H2O
0.001
Inc., much of the PSG's capability can 10 15 20 25 30 40 50 60 70 80 90 100 150 200 250 300 400
be extended up to 500 GHz to meet Frequency (GHz)
the requirements of emerging mm-
Figure 1. Atmospheric absorption of millimeter waves.
wave applications.
signal absorption and wide regions of low (through the source-module-interface con-
signal absorption that occur over the nector), and eliminates the need for an
Characteristics of the entire millimeter frequency range. The low external DC power supply.
Millimeter Wave Spectrum absorption bands provide sufficient band- High accuracy and resolution
width for localized applications such as
While it is generally recognized that mm- Because the SxxMS-AG series modules
automotive collision radar or autonomous
wave frequencies are between 30 GHz employ frequency multiplication to gener-
cruise control (77, 94 GHz), broadband
and 300 GHz, factors such as broadband ate mm-wave frequencies, the output fre-
gigabit wireless communications (70 to
solid state microwave electronics, rela- quency specifications are directly propor-
86 GHz), non-ionic imaging (110 to
tively low atmospheric absorption of sig- tional to the characteristics of the PSG
300 GHz), material characterization and
nals < 50 GHz, the need for high commu- driving the module. The PSG's frequency
chemical sensing (225 to 310 GHz).
nication bandwidths, and advances in resolution is typically in the milli-Hz range,
coax transmission capabilities have which allows a mm-wave carrier frequen-
allowed the microwave band to virtually Solving your mm-wave signal cy of 500 GHz to have a frequency
encompass the 30 GHz to 50 GHz frequen- source needs resolution of < 1 Hz.
cy applications.
Millimeter wave sources are essential
The mm-wave spectrum beyond 70 GHz instruments for developing almost all mil-
offers many advantages to certain applica- limeter wave systems and for extending
tions. Millimeter-wave wavelengths are the range of microwave systems. The
small (< 10 mm) which means mm com- SxxMS-AG series of high power, frequen-
ponents are smaller than microwave com- cy banded mm-wave source modules from
ponents. This in turn results in smaller, OML, Inc., when driven by Keysight's high
more focused transmit and receive anten- performance PSG, provide synthesized
nas