IT1307355B1 - APPARATUS FOR GENERATING A REFERENCE FREQUENCY. - Google Patents
APPARATUS FOR GENERATING A REFERENCE FREQUENCY.Info
- Publication number
- IT1307355B1 IT1307355B1 ITTO990853A IT1307355B1 IT 1307355 B1 IT1307355 B1 IT 1307355B1 IT TO990853 A ITTO990853 A IT TO990853A IT 1307355 B1 IT1307355 B1 IT 1307355B1
- Authority
- IT
- Italy
- Prior art keywords
- generating
- reference frequency
- frequency
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/14—Apparatus for producing preselected time intervals for use as timing standards using atomic clocks
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/14—Apparatus for producing preselected time intervals for use as timing standards using atomic clocks
- G04F5/145—Apparatus for producing preselected time intervals for use as timing standards using atomic clocks using Coherent Population Trapping
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/26—Automatic control of frequency or phase; Synchronisation using energy levels of molecules, atoms, or subatomic particles as a frequency reference
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ecology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- General Induction Heating (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITTO990853 IT1307355B1 (en) | 1999-10-05 | 1999-10-05 | APPARATUS FOR GENERATING A REFERENCE FREQUENCY. |
| AU79372/00A AU7937200A (en) | 1999-10-05 | 2000-10-04 | Apparatus for the generation of a reference frequency |
| PCT/IB2000/001411 WO2001026231A1 (en) | 1999-10-05 | 2000-10-04 | Apparatus for the generation of a reference frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITTO990853 IT1307355B1 (en) | 1999-10-05 | 1999-10-05 | APPARATUS FOR GENERATING A REFERENCE FREQUENCY. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ITTO990853A1 ITTO990853A1 (en) | 2001-04-05 |
| IT1307355B1 true IT1307355B1 (en) | 2001-11-06 |
Family
ID=11418116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITTO990853 IT1307355B1 (en) | 1999-10-05 | 1999-10-05 | APPARATUS FOR GENERATING A REFERENCE FREQUENCY. |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU7937200A (en) |
| IT (1) | IT1307355B1 (en) |
| WO (1) | WO2001026231A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7345553B2 (en) * | 2004-03-18 | 2008-03-18 | Agilent Technologies, Inc. | Method and apparatus for reducing errors due to line asymmetry in devices utilizing coherent population trapping |
| CN100589049C (en) * | 2007-09-13 | 2010-02-10 | 中国科学院武汉物理与数学研究所 | Coherent Microwave Radiation Cold Atomic Clocks |
| CN102063054B (en) * | 2011-02-22 | 2012-09-05 | 合肥威师智能电子电器厂 | CPT (Coherent Population Trapping) atomic clock |
| JP6124536B2 (en) * | 2012-08-30 | 2017-05-10 | 株式会社リコー | Atomic oscillator and CPT resonance excitation method |
| CN103823356B (en) * | 2014-03-07 | 2016-04-20 | 中国科学院武汉物理与数学研究所 | Based on passive-type CPT atomic clock experimental provision and the method for PXI system |
| CN113206435B (en) * | 2021-04-14 | 2022-12-09 | 温州激光与光电子协同创新中心 | Multi-wavelength laser generating device based on mixed atom air chamber |
-
1999
- 1999-10-05 IT ITTO990853 patent/IT1307355B1/en active
-
2000
- 2000-10-04 AU AU79372/00A patent/AU7937200A/en not_active Abandoned
- 2000-10-04 WO PCT/IB2000/001411 patent/WO2001026231A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| ITTO990853A1 (en) | 2001-04-05 |
| AU7937200A (en) | 2001-05-10 |
| WO2001026231A1 (en) | 2001-04-12 |
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