JP2017188711A5 - Quantum interference device, atomic oscillator, and electronic device - Google Patents
Quantum interference device, atomic oscillator, and electronic device Download PDFInfo
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- JP2017188711A5 JP2017188711A5 JP2016074024A JP2016074024A JP2017188711A5 JP 2017188711 A5 JP2017188711 A5 JP 2017188711A5 JP 2016074024 A JP2016074024 A JP 2016074024A JP 2016074024 A JP2016074024 A JP 2016074024A JP 2017188711 A5 JP2017188711 A5 JP 2017188711A5
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- quantum interference
- interference device
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- 238000001514 detection method Methods 0.000 claims 8
- 238000006243 chemical reaction Methods 0.000 claims 4
- 229910052783 alkali metal Inorganic materials 0.000 claims 3
- 150000001340 alkali metals Chemical group 0.000 claims 3
- 230000000051 modifying Effects 0.000 claims 3
- 230000000875 corresponding Effects 0.000 claims 2
- 125000004429 atoms Chemical group 0.000 claims 1
- 230000002194 synthesizing Effects 0.000 claims 1
Claims (8)
前記アルカリ金属原子を励起する光を出射する光源部と、
前記原子セルを通過した光の強度に応じた信号を出力する光検出部と、
デジタル処理を用いて前記光検出部からの信号を周波数が高くなる側に周波数変換した信号を出力する周波数変換部と、
前記周波数変換部からの信号を検波する検波部と、を備えることを特徴とする量子干渉装置。 An atomic cell in which an alkali metal atom is enclosed,
A light source unit that emits light for exciting the alkali metal atom;
A light detection unit that outputs a signal according to the intensity of the light that has passed through the atom cell;
A frequency conversion unit that outputs a signal obtained by frequency-converting the signal from the light detection unit to the side where the frequency is increased using digital processing;
And a detection unit for detecting a signal from the frequency conversion unit.
前記電圧制御型発振器からの信号を前記アルカリ金属原子の基底準位間の遷移周波数に応じた周波数に周波数逓倍するとともに位相変調してマイクロ波信号を生成する逓倍合成部と、を備え、
前記周波数変換部は、前記位相変調の周波数に応じた周波数成分を周波数変換する請求項１に記載の量子干渉装置。 A voltage-controlled oscillator for outputting a signal having a frequency corresponding to the voltage signal,
And a multiplier synthesizing unit which generates a microwave signal with a phase modulation as well as frequency multiplication in a frequency corresponding to the transition frequency between the ground level of the alkali metal atom a signal from the voltage-controlled oscillator,
The quantum interference device according to claim 1, wherein the frequency converter performs frequency conversion of a frequency component according to a frequency of the phase modulation.
前記逓倍合成部は、前記発振器からの信号に基づいてデジタル処理を用いて前記電圧制御型発振器からの信号を位相変調して、段階的に変化する周波数成分を有する前記マイクロ波信号を生成し、
前記検波部は、前記発振器からの信号を用いて前記検波を行う請求項２に記載の量子干渉装置。 Equipped with an oscillator,
The multiplying and combining unit phase-modulates the signal from the voltage controlled oscillator using digital processing based on the signal from the oscillator, and generates the microwave signal having a stepwise changing frequency component,
The quantum interference device according to claim 2, wherein the detection unit performs the detection using a signal from the oscillator.
前記発振器からの信号を周波数分周する分周器と、を備え、
前記逓倍合成部は、前記分周器からの信号を用いて前記位相変調を行い、
前記検波部は、前記発振器からの信号を用いて前記検波を行う請求項２に記載の量子干渉装置。 An oscillator,
A frequency divider for dividing the frequency of the signal from the oscillator;
The multiplying and combining unit performs the phase modulation using a signal from the frequency divider,
The quantum interference device according to claim 2, wherein the detection unit performs the detection using a signal from the oscillator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016074024A JP6686640B2 (en) | 2016-04-01 | 2016-04-01 | Quantum interference device, atomic oscillator, and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016074024A JP6686640B2 (en) | 2016-04-01 | 2016-04-01 | Quantum interference device, atomic oscillator, and electronic device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017188711A JP2017188711A (en) | 2017-10-12 |
| JP2017188711A5 true JP2017188711A5 (en) | 2019-04-25 |
| JP6686640B2 JP6686640B2 (en) | 2020-04-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016074024A Active JP6686640B2 (en) | 2016-04-01 | 2016-04-01 | Quantum interference device, atomic oscillator, and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6686640B2 (en) |
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2016
- 2016-04-01 JP JP2016074024A patent/JP6686640B2/en active Active
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