CN207150567U - Tame clock device - Google Patents
Tame clock device Download PDFInfo
- Publication number
- CN207150567U CN207150567U CN201721220058.2U CN201721220058U CN207150567U CN 207150567 U CN207150567 U CN 207150567U CN 201721220058 U CN201721220058 U CN 201721220058U CN 207150567 U CN207150567 U CN 207150567U
- Authority
- CN
- China
- Prior art keywords
- rubidium
- signal
- oscillator
- pps
- pulse per
- 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.)
- Expired - Fee Related
Links
Landscapes
- Electric Clocks (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Abstract
Insufficient existing for existing technology in order to overcome, the utility model provides a kind of taming clock device, and the utility model includes pulse signal generator, gap authentication module, Cpu, rubidium oscillator, pulse per second (PPS) timing module；It is electrical connected between pulse signal generator, gap authentication module, cpu, rubidium oscillator, the rubidium oscillator includes 10MHZ signal outlets and rubidium pps pulse per second signal exports, and the gap authentication module is electrically connected with the outlet of rubidium pps pulse per second signal;The pulse signal generator is high-frequency pulse signal generator or BDS time signal generators;The 10MHZ output interfaces and pulse per second (PPS) timing module being connected with 10MHZ signal outlets and the outlet of rubidium pps pulse per second signal;Rubidium oscillator also includes constant-temperature crystal oscillator, and the constant-temperature crystal oscillator connects with the outlet of rubidium pps pulse per second signal;It is electrically connected between cpu and rubidium oscillator and is provided with D/A converter；High-precision frequency is provided, precision is kept, to ensure that system maintains high-precision working condition.
Description
Technical field
A kind of time service field devices are the utility model is related to, especially a kind of GPS tames clock device.
Background technology
Tame clock device be to meet the needs of digital broadcasting and trunked communication system etc., it is and caused high accuracy, fast
Speed locking, the synchronised clock product of high reliability.Mainly using GPS or GNSS high accuracy Service of Timing, high accuracy number
Frequency synthesizer, High Precision Crystal Oscillator tame technology, crystal inside oscillator (OCXO) output frequency precision is locked in GPS/GNSS signals
On, so as to provide high-precision time and frequency signal, but traditional product still has that precision is not high, and frequency is unstable in practice
Problem, the precision of output signal is extremely difficult to 1E-12 taming clock device in circuit.
Utility model content
The utility model provides a kind of taming clock device, and this is tamed clock device and provides high-precision frequency, keeps precision, with
Ensure that system maintains high-precision working condition.
Technical scheme is used by the utility model solves its technical problem：The utility model includes pulse signal
Device, gap authentication module, Cpu, rubidium oscillator, pulse per second (PPS) timing module.
It is electrical connected between pulse signal generator, gap authentication module, cpu, rubidium oscillator, the rubidium oscillator includes
10MHZ signal outlets and the outlet of rubidium pps pulse per second signal, and the gap authentication module electrically connects with the outlet of rubidium pps pulse per second signal
Connect;The pulse signal generator is high-frequency pulse signal generator or BDS time signal generators;Go out with 10MHZ signals
The 10MHZ output interfaces and pulse per second (PPS) timing module that mouth is connected with the outlet of rubidium pps pulse per second signal;Rubidium oscillator also includes perseverance
Warm crystal oscillator, the constant-temperature crystal oscillator connect with the outlet of rubidium pps pulse per second signal;It is electrically connected between cpu and rubidium oscillator and is provided with D/A
Converter.
The rubidium oscillator is PRS10 rubidium atomic oscillators.
The D/A converter is adc0804D/A converters.
The beneficial effects of the utility model are to provide high-precision frequency, precision are kept, to ensure that it is high-precision that system maintains
The working condition of degree.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the circuit theory diagrams for taming clock device embodiment.
In figure
1st, pulse signal generator
2nd, gap authentication module
3、Cpu
4th, rubidium oscillator
5th, pulse per second (PPS) timing module.
Embodiment
In the embodiment shown in fig. 1, the utility model includes pulse signal generator 1, gap authentication module 2, Cpu3, rubidium
Oscillator 4, pulse per second (PPS) timing module 5.Between pulse signal generator 1, gap authentication module 2, cpu3, rubidium oscillator 4 electrically
Be connected, the rubidium oscillator 4 includes 10MHZ signal outlets and rubidium pps pulse per second signal and exported, and the gap authentication module 2 with
The outlet of rubidium pps pulse per second signal is electrically connected with;The pulse signal generator 1 is high-frequency pulse signal generator or BDS time signals
Generator;The 10MHZ output interfaces being connected with 10MHZ signal outlets and the outlet of rubidium pps pulse per second signal and pulse per second (PPS) timing
Module 5;Rubidium oscillator 4 also includes constant-temperature crystal oscillator, and the constant-temperature crystal oscillator connects with the outlet of rubidium pps pulse per second signal;Cpu3 shakes with rubidium
Electric connection is provided with D/A converter between swinging device 4；The rubidium oscillator 4 is PRS10 rubidium atomic oscillators；The D/A conversions
Device is adc0804D/A converters.
Under the utility model, timekeeping system can be corrected in time with itself, in the pulse of the device of generation（pulse per
second）When effective, interior rubidium atomic frequency source is tamed, to obtain very high frequency accuracy, in the pulse signal of the device of generation
（pulse per second）It is invalid, there is provided high-precision frequency keeps precision, to ensure that system maintains high-precision work
State.
As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature
Scheme is applied to realize.
Embodiment disclosed above, for each side, all it is merely illustrative, is not only.It is all this
It is included in the utility model in the range of utility model or in the change being equal in the scope of the utility model.
Claims (3)
1. a kind of taming clock device, it is characterized in that：It is electric between pulse signal generator, gap authentication module, cpu, rubidium oscillator
Property be connected, the rubidium oscillator includes 10MHZ signal outlets and rubidium pps pulse per second signal and exported, and the gap authentication module with
The outlet of rubidium pps pulse per second signal is electrically connected with;The pulse signal generator is high-frequency pulse signal generator or BDS time signals
Generator;The 10MHZ output interfaces being connected with 10MHZ signal outlets and the outlet of rubidium pps pulse per second signal and pulse per second (PPS) timing
Module;Rubidium oscillator also includes constant-temperature crystal oscillator, and the constant-temperature crystal oscillator connects with the outlet of rubidium pps pulse per second signal;Cpu vibrates with rubidium
It is electrically connected between device and is provided with D/A converter.
2. a kind of taming clock device according to claim 1, it is characterized in that：The rubidium oscillator is that PRS10 rubidium atoms shake
Swing device.
3. a kind of taming clock device according to claim 1, it is characterized in that：The D/A converter turns for adc0804D/A
Parallel operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220058.2U CN207150567U (en) | 2017-09-22 | 2017-09-22 | Tame clock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220058.2U CN207150567U (en) | 2017-09-22 | 2017-09-22 | Tame clock device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207150567U true CN207150567U (en) | 2018-03-27 |
Family
ID=61668407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721220058.2U Expired - Fee Related CN207150567U (en) | 2017-09-22 | 2017-09-22 | Tame clock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207150567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111711448A (en) * | 2020-08-07 | 2020-09-25 | 电信科学技术第五研究所有限公司 | Rubidium atomic clock taming system and method |
-
2017
- 2017-09-22 CN CN201721220058.2U patent/CN207150567U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111711448A (en) * | 2020-08-07 | 2020-09-25 | 电信科学技术第五研究所有限公司 | Rubidium atomic clock taming system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107918444B (en) | Phase control based on feedback clock signal | |
| CN203377841U (en) | Satellite-based crystal oscillator taming apparatus for time service | |
| CN104050135B (en) | Synchronize the data transfer from core to physical interface | |
| CN103346852B (en) | A kind of device that reference clock signal is provided | |
| CN207150567U (en) | Tame clock device | |
| CN108471303A (en) | Programmable nanosecond timing precision pulse generator based on FPGA | |
| CN105892280B (en) | A kind of satellite time transfer device | |
| CN106970679B (en) | It is a kind of based on when m- quantizer circuit multi-chip synchronization structure | |
| CN208999990U (en) | Real random number generator | |
| CN102208911B (en) | Window clock generation and dynamic configuration method based on phase-locked loop in FPGA (Field Programmable Gate Array) sheet | |
| CN109314520A (en) | Method and circuit for phaselocked loop | |
| CN104317353A (en) | Hardware circuit based timestamp implementation method | |
| CN102255682B (en) | Method and device for converting precision time protocol clock into inter-range instrumentation group B (IRIG-B) code | |
| CN107872200A (en) | Circuit arrangement, physical quantity measuring apparatus, electronic equipment and moving body | |
| CN105337591B (en) | The circuit structure and method of clock recovery are realized based on USB device | |
| CN106209338B (en) | A kind of frequency stabilization of satellite receiver second pulse signal and phase correction device and method | |
| CN104407511A (en) | High-precision multipath timing module for navigation system and method for acquiring timing system signal without accumulated errors | |
| CN205210137U (en) | Multichannel synchronization signal output device | |
| WO2007109224A3 (en) | Serial interface circuit and apparatus including serial interface circuit | |
| CN207752475U (en) | A kind of digital integrated electronic circuit applied to three axis optical fibre gyro | |
| TWI250442B (en) | Embedded oscillator for USB device and method for generating frequency signals thereof | |
| CN201032711Y (en) | Frequency generator of digital direct synthesizer | |
| TWI531905B (en) | Host side peripheral interface circuit | |
| CN102323741A (en) | Pulse per second (PPS) signal generating device for vehicle-mounted equipment | |
| CN205051668U (en) | A high accuracy synchronization signal control system for in distributed optical fiber temperature measurement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20200922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |