JP2009141048A5 - - Google Patents
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- JP2009141048A5 JP2009141048A5 JP2007314481A JP2007314481A JP2009141048A5 JP 2009141048 A5 JP2009141048 A5 JP 2009141048A5 JP 2007314481 A JP2007314481 A JP 2007314481A JP 2007314481 A JP2007314481 A JP 2007314481A JP 2009141048 A5 JP2009141048 A5 JP 2009141048A5
- Authority
- JP
- Japan
- Prior art keywords
- light
- resonance
- atomic oscillator
- light source
- gas cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000003287 optical effect Effects 0.000 claims 5
- 238000001514 detection method Methods 0.000 claims 4
- 150000001340 alkali metals Chemical group 0.000 claims 3
- 229910052783 alkali metal Inorganic materials 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 2
- 229910052792 caesium Inorganic materials 0.000 claims 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 229910052701 rubidium Inorganic materials 0.000 claims 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical group [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
Claims (9)
前記共鳴光を出射する光源と、
前記光源から出射された前記共鳴光を少なくとも２つに分岐する光分岐手段と、
前記光分岐手段により分岐された一方の共鳴光が入射され、ガス状のアルカリ金属原子が封入されたガスセルと、
該ガスセルを通過した前記一方の共鳴光を反射して前記ガスセルに入射させる反射手段と、
前記反射手段から入射して前記ガスセルを通過した前記一方の共鳴光を検出する第１の光検出手段と、
前記光分岐手段により分岐された他方の共鳴光を検出する第２の光検出手段と、
前記第２の光検出手段により検出された前記他方の共鳴光の強度に基づいて前記光源が出射する前記共鳴光の強度が一定になるよう制御する光源制御部と、を備えたことを特徴とする原子発振器。 An atomic oscillator using the quantum interference effect by resonant light,
A light source that emits the resonance light;
Light branching means for branching the resonance light emitted from the light source into at least two;
A gas cell in which one of the resonance lights branched by the light branching means is incident and gaseous alkali metal atoms are enclosed;
Reflecting means for reflecting the one resonance light that has passed through the gas cell to enter the gas cell;
First light detecting means for detecting the one resonance light incident from the reflecting means and passing through the gas cell;
Second light detection means for detecting the other resonance light branched by the light branching means;
And characterized by comprising a light source control unit for the intensity of the resonant light is controlled to be constant to the light source is emitted based on the intensity of the resonant light of the other detected by the second light detecting means An atomic oscillator.
前記基板上に前記光源と前記第１の光検出手段と前記第２の光検出手段とが併置された構成と、を備えたことを特徴とする請求項１乃至５の何れか一項に記載の原子発振器。 6. The structure according to claim 1, further comprising: a configuration in which the light source, the first light detection unit, and the second light detection unit are arranged on the substrate. Atomic oscillator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007314481A JP2009141048A (en) | 2007-12-05 | 2007-12-05 | Optical system and atomic oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007314481A JP2009141048A (en) | 2007-12-05 | 2007-12-05 | Optical system and atomic oscillator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009141048A JP2009141048A (en) | 2009-06-25 |
| JP2009141048A5 true JP2009141048A5 (en) | 2011-01-27 |
Family
ID=40871408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007314481A Withdrawn JP2009141048A (en) | 2007-12-05 | 2007-12-05 | Optical system and atomic oscillator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2009141048A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH703410A1 (en) * | 2010-07-09 | 2012-01-13 | Suisse Electronique Microtech | Device for enabling double passage of laser beam into gas cell of coherent-population-trapping atomic clock, has photodetector controlling optical frequency of laser beam and/or controlling temperature of gas cell |
| JP5699467B2 (en) * | 2010-07-14 | 2015-04-08 | セイコーエプソン株式会社 | Optical module and atomic oscillator |
| JP5818000B2 (en) | 2011-12-09 | 2015-11-18 | セイコーエプソン株式会社 | Atomic oscillator, control method of atomic oscillator, and quantum interference device |
| JP5892321B2 (en) | 2012-01-11 | 2016-03-23 | セイコーエプソン株式会社 | Optical module and atomic oscillator for an atomic oscillator |
| JP6123977B2 (en) | 2012-02-07 | 2017-05-10 | セイコーエプソン株式会社 | Atomic oscillator |
| JP6119196B2 (en) * | 2012-11-06 | 2017-04-26 | セイコーエプソン株式会社 | Magnetic field measuring apparatus and magnetic field measuring method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2615816B2 (en) * | 1988-04-27 | 1997-06-04 | 日本電気株式会社 | Rubidium atomic oscillator |
| JPH0783265B2 (en) * | 1989-08-21 | 1995-09-06 | 新技術事業団 | Laser-excited rubidium atomic oscillator |
| JPH05327495A (en) * | 1992-05-19 | 1993-12-10 | Anritsu Corp | Atomic oscillator |
| US6320472B1 (en) * | 1999-01-26 | 2001-11-20 | Kernco, Inc. | Atomic frequency standard |
| US6265945B1 (en) * | 1999-10-25 | 2001-07-24 | Kernco, Inc. | Atomic frequency standard based upon coherent population trapping |
| US6363091B1 (en) * | 2000-06-05 | 2002-03-26 | Agilent Technologies, Inc | Coherent population trapping-based method for generating a frequency standard having a reduced magnitude of total a.c. stark shift |
| US6359916B1 (en) * | 2000-06-05 | 2002-03-19 | Agilent Technologies, Inc. | Coherent population trapping-based frequency standard and method for generating a frequency standard incorporating a quantum absorber that generates the CPT state with high frequency |
-
2007
- 2007-12-05 JP JP2007314481A patent/JP2009141048A/en not_active Withdrawn
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