Multiple frequency rf amplifier, mass spectrometer including the same, and mass spectrometry method of mass spectrometer
AssigneeKorea Basic Science Institute
InventorsSeung Yong KIM, Mo YANG, Hyun Sik KIM
Life of this patent
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Abstract
Provided is a multiple frequency Radio Frequency (RF) amplifier. The multiple frequency RF amplifier includes a waveform generation circuit configured to generate an RF signal by amplitude and frequency-modulating a reference waveform signal, a drive amplifier circuit configured to drive-amplify the RF signal, and a power amplifier circuit configured to generate a multiple frequency RF voltage signal through a power amplification of the drive-amplified RF signal and output the multiple frequency RF voltage signal to an ion trap for a mass spectrometry.
Claims11
A multiple frequency Radio Frequency (RF) amplifier comprising:
- a waveform generation circuit configured to generate an RF signal by amplitude and frequency-modulating a reference waveform signal;
- a drive amplifier circuit configured to drive-amplify the RF signal;
- and
- a power amplifier circuit configured to generate a multiple frequency RF voltage signal through a power amplification of the drive-amplified RF signal and output the multiple frequency RF voltage signal to an ion trap for a mass spectrometry.
A mass spectrometer comprising:
- an electron generator configured to generate an electron used as an ion source;
- a multiple frequency Radio Frequency (RF) amplifier configured to generate a multiple frequency RF voltage signal by simultaneously modulating an amplitude and a frequency of a reference waveform signal;
- an ion trap configured to release an ion molecule generated by colliding the electrode with an injected sample to the outside according to a mass by using the multiple frequency RF voltage signal;
- a detector configured to detect the released ion;
- and
- a data analyzer configured to mass-analyze the detected ion.
A mass spectrometry method of a mass spectrometer, the method comprising:
- generating an electron used as an ion source;
- generating an ion molecule by colliding the generated electrode with an injected sample in an ion trap;
- generating a multiple frequency Radio Frequency (RF) voltage signal by modulating an amplitude and a frequency of a reference waveform signal;
- releasing the ion molecule to the outside of the ion trap according to a mass by using the multiple frequency RF voltage signal;
- detecting the released ion;
- and
- mass-analyzing the detected ion.
Dependencies are inferred from the claim text.