How to Generate mmWave Signals With Frequency Extenders

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Pro Analog Signal Generator
+ Pro Analog Signal Generator
Pro Analog Signal Generator
+ Pro Analog Signal Generator

Extend Microwave Signals Into mmWave Bands

Generating millimeter-wave (mmWave) signals beyond a microwave signal generator’s native frequency range requires a compatible frequency extender and a suitable high-frequency output path. A frequency extender multiplies an input signal to produce a higher-frequency output within its supported operating band. Engineers begin by identifying the required output frequency, then select an extender with the appropriate frequency coverage, multiplication factor, and waveguide interface. The generator’s input frequency must correspond to the target output after multiplication. Input drive power must also meet the extender’s operating requirements. These choices establish whether the configured source can reach the desired frequency and provide a usable output.

A typical setup connects the microwave signal generator to the frequency extender input and routes the extender output through a compatible waveguide connection. Engineers calculate the required source frequency from the desired output frequency and the extender’s multiplication factor. They then set the generator’s output power according to the extender’s specified input range and confirm that the selected connections are suitable for the operating band. Once configured, the generator can be adjusted to sweep the resulting mmWave output across the extender’s supported frequencies. Compatible measurement equipment can be used to check output frequency and power at the relevant reference plane. This measurement setup establishes a repeatable high-frequency signal source for subsequent component or system measurements.

mmWave Frequency-Extender Signal Generation Solution

Producing mmWave signals beyond a generator’s native frequency range requires frequency multiplication, suitable input drive power, and compatible waveguide connections. The Keysight Pro XG7 analog signal generator provides the microwave input to a compatible frequency extender, which produces a higher-frequency output within its supported band. Engineers select the extender based on the target output frequency, multiplication factor, input requirements, and waveguide interface. They configure the generator frequency to obtain the desired multiplied output and set its power to satisfy the extender’s specified drive conditions. The extender output is then connected to the device under test or a compatible measurement instrument. Output frequency and power can be checked before proceeding with further measurements. This solution focuses on extending signal-generation coverage and establishing the required hardware configuration.
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See Block Diagram of mmWave Frequency-Extender Signal Generation Solution

Block Diagram of mmWave Frequency-Extender Signal Generation Solution

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