CN102098002B - Omnibearing-displacement self-adaptive crystal oscillation system - Google Patents
Omnibearing-displacement self-adaptive crystal oscillation system Download PDFInfo
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- CN102098002B CN102098002B CN201010600056A CN201010600056A CN102098002B CN 102098002 B CN102098002 B CN 102098002B CN 201010600056 A CN201010600056 A CN 201010600056A CN 201010600056 A CN201010600056 A CN 201010600056A CN 102098002 B CN102098002 B CN 102098002B
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Abstract
The invention discloses an omnibearing-displacement self-adaptive crystal oscillation system, which comprises a bracket, an outer spherical container and an inner spherical container. The inner spherical container is internally provided with a PCB (printed circuit board), a photocell board and positioning blocks. A crystal oscillation circuit and an optical signal transmitter are arranged on the PCB. The outer wall of the bracket or the outer spherical container is provided with an energy light source generator and an optical signal receiver. The hard light generated by the energy light source generator is irradiated on the photocell board to supply the electricity to the crystal oscillation circuit. The optical signal transmitter is used for converting an electric signal generated by the crystal oscillation circuit into an optical signal and the optical signal is received by the optical signal receiver. The optical signal receiver is used for converting the optical signal into the electric signal and outputting the electric signal. The directions of the inner spherical container and the PCB are kept to be invariable under the action of a plurality of positioning blocks. Heating elements and a temperature sensor are arranged on the bracket. A transparency liquid is filled between the inner spherical container and the outer spherical container. The inner wall of the outer spherical container is uniformly provided with a plurality of positioning spring pieces. The crystal oscillation circuit consists of quartz crystal and oscillation elements.
Description
Technical field
The present invention relates to a kind of crystal oscillator, relate in particular to a kind of comprehensive displacement self adaptation crystal oscillator system.
Background technology
Crystal oscillator is that numerous communication products provide the stable clock signal, and is reliable in order to ensure what communicate by letter along with the update of communication products, needs the clock source of a high stable to support, therefore the stability of crystal oscillator product had higher requirement.
When the index of a crystal oscillator product was done very highly, the slight change of external environment condition also can have influence on frequency change.Usually the variation of ambient temperature can have influence on frequency, and device receives when vibrating can have influence on frequency, and the magnetic field of the earth is to crystal frequency equally also can exert an influence (being geomagnetic effect).When designing the crystal oscillator product, temperature and vibration aspect ratio are easier to handle, and consider often in the past.And owing to the change in orientation causes the change of frequency, simple circuit that can not pass through or structural design solve problem are very difficult to realize.
Therefore, be necessary to provide a kind of comprehensive displacement self adaptation crystal oscillator system to overcome above-mentioned defective.
Summary of the invention
The object of the present invention is to provide and a kind ofly can effectively solve the comprehensive displacement self adaptation crystal oscillator system that influences the frequency of crystal oscillator product because of geomagnetic effect.
For realizing above-mentioned purpose; The invention provides a kind of comprehensive displacement self adaptation crystal oscillator system; Comprise support, be fixed at the outer spherical container on the said support and float on the interior spherical container of said outer spherical internal tank; The locating piece that the inside of spherical container is provided with pcb board, photovoltaic cell module and is connected with said pcb board in said; Said pcb board is provided with crystal oscillating circuit and light signal transmitter, and said support or outer spherical container outer wall are provided with energy light source generator and optical signal receiver, and the high light that said energy light source generator produces sees through said outer spherical container and interior spherical container; And shine on the said photovoltaic cell module with crystal oscillating circuit power supply to said pcb board; Said light signal transmitter becomes light signal with the electrical signal conversion that said crystal oscillating circuit produces, and said light signal is received by said optical signal receiver after seeing through said interior spherical container and outer spherical container, and said optical signal receiver changes into the signal of telecommunication and output with said light signal; Spherical container and said pcb board keep unchanged direction in said under the effect of said locating piece.
Preferably, said support is provided with heating element and temperature sensor, is used for externally keeping system's constant temperature under the circuit control.
Preferably, be filled with transparency liquid between said interior spherical container and the said outer spherical container, make said interior spherical container float on said outer spherical internal tank.
Preferably, the inwall of said outer spherical container is provided with some retainer spring sheets.
Preferably, said crystal oscillating circuit is made up of quartz crystal and oscillating element.
Preferably, said locating piece is the permanent magnetism pin.
Preferably, the optical wavelength of the light signal of the high light of said energy light source generator generation and the conversion of said light signal transmitter is inequality.
Preferably, said outer spherical container is processed by metal material, and said interior spherical container is processed by transparent material.
Preferably, the light source of said energy light source generator is a cold light source.
Preferably, the inwall of said outer spherical container is through mirror process.
Compared with prior art; The comprehensive displacement self adaptation of the present invention crystal oscillator system is applicable to the crystal oscillator product of making the ultra-high stable degree, through adopting this system; When the magnetic field of the earth exerts an influence to crystal oscillator frequency; The composed component of the core circuit of device inside part (like crystal oscillating circuit) is horizontal all the time, and the orientation of the element of core circuit part remains unchanged with respect to the two poles of the earth of the earth, can effectively eliminate because the frequency shift (FS) that geomagnetic effect produces.Next is to have good vibration damping antivibration effect, can eliminate the injury that the device core circuit is partly caused because of vibration.This system also will have the heated at constant temperature function in addition, can the element constant ambient temperature that is heated to above in core have been eliminated the output offset that influences element because of variation of ambient temperature.
Through following description and combine accompanying drawing, it is more clear that the present invention will become, and these accompanying drawings are used to explain embodiments of the invention.
Description of drawings
Fig. 1 is the structural representation of the comprehensive displacement self adaptation of the present invention crystal oscillator system.
Embodiment
With reference now to accompanying drawing, describe embodiments of the invention, the similar elements label is represented similar elements in the accompanying drawing.As stated, the invention provides and a kind ofly can effectively solve the comprehensive displacement self adaptation crystal oscillator system that influences the frequency of crystal oscillator product because of geomagnetic effect.
Fig. 1 is the structural representation of the comprehensive displacement self adaptation of the present invention crystal oscillator system.As shown in Figure 1; The comprehensive displacement self adaptation of the present invention crystal oscillator system 1 comprises support 10, be fixed at the outer spherical container 20 on the said support and float on the inner interior spherical container 30 of said outer spherical container 20; The locating piece 60 that the inside of spherical container 20 is provided with pcb board 40, photovoltaic cell module 50 and is connected with said pcb board 40 in said; Said pcb board 40 is provided with crystal oscillating circuit (figure does not show) and light signal transmitter 42; Said crystal oscillating circuit is made up of quartz crystal 411 and oscillating element 412, and said support 10 or outer spherical container 20 outer walls are provided with energy light source generator 11 and optical signal receiver 12.
Be provided with location hole 101 around the said support 10, be used for fixing whole system.Said outer spherical container 20 is fixed on the said support 10 and holds said interior spherical container 30, is filled with transparency liquid 24 between said outer spherical container 20 and the said interior spherical container 30, and said transparency liquid 24 can be used for leaded light, heat conduction and absorbing vibration.Under the buoyancy of said transparency liquid 4, said interior spherical container 30 can float on outer spherical container 20 inside.Be evenly distributed with some retainer spring sheets 25 on the inwall 21 of said outer spherical container 20, under the cushioning effect power of said retainer spring sheet 25, said interior spherical container 30 all is in the middle position with respect to outer spherical container 20 in each orientation.When running into judder; Said transparency liquid 24 also can play the effect of buffer shock-absorbing simultaneously; The pcb board 40 (especially constituting the quartz crystal 411 and oscillating element 412 of said crystal oscillating circuit) of protecting said interior spherical container 30 and being placed in said interior spherical container 30 inside, and less relatively vibration can directly be absorbed by said transparency liquid 24.
Said locating piece 60 is the permanent magnetism pin; Process by permanent magnet; Said locating piece 60 can be regulated the unchanged direction of said interior spherical container 30 and said pcb board 40, so automatically under the effect in magnetic field of the earth; After the change in location that system puts; The composed component of the core circuit of internal system part (like crystal oscillating circuit) is horizontal all the time, and the orientation of the element of core circuit part remains unchanged with respect to the two poles of the earth of the earth, can effectively eliminate the frequency shift (FS) that produces because of the change of product placement position.
The preferably, said pcb board 40 is positioned at the bottom, chamber of said spherical container 30, under the effect of gravity, can guarantee that the core parts of pcb board 40 are parallel to horizontal plane.
Below; Specifically describe the operation principle of the comprehensive displacement self adaptation of the present invention crystal oscillator system 1: at first; Said energy light source generator 11 produces high light; See through in the said interior spherical container 30 after the reflection of the inwall 21 of the said outer spherical container 20 of said high light process and the refraction of said transparency liquid 24; Shine on the said photovoltaic cell module 50, therefore to core circuit (crystal oscillating circuit) power supply of said pcb board 40, said crystal oscillating circuit produces the signal of telecommunication and drives said light signal transmitter 42 said photovoltaic cell module 50; Said light signal transmitter 42 becomes light signal with the electrical signal conversion that said crystal oscillating circuit produces; Then, said light signal sees through said interior spherical container 30 and sends said optical signal receiver 12 by said transparency liquid 24 to as medium, and said optical signal receiver 12 receives said light signals and said light signal is changed into signal of telecommunication output.
The preferably, the optical wavelength of the high light that said energy light source generator 11 produces and the light signal of said light signal transmitter 42 conversions is inequality, thereby can reduce the interference of energy light source (high light) to signal optical source (light signal).
The preferably, the energy light source of said energy light source generator 11 is a cold light source.In the time of can reducing high temperature to thermostatically controlled influence.
The preferably, the inwall 21 of said outer spherical container 20 has good reflecting effect through mirror process to light.
The preferably, said outer spherical container 20 is processed by metal material, said in spherical container 30 process by transparent material.Said outer spherical container 20 has good shield effectiveness, for its inside provides an excellent shielding environment.
The preferably, said support 10 is provided with heating element 13 and temperature sensor 14, is used for externally keeping system's constant temperature under the circuit control.Said heating element 13 is used for heating to whole system; Through temperature sensor 14 and temperature control circuit (external circuit; Figure does not show) control, the temperature constant of whole system is got off, in addition; Because transparency liquid 24 has good thermal conductivity, said interior spherical container 30 also will be in the isoperibol with inner core circuit.
Need to prove that said pcb board 40 also can comprise other circuit except can comprising core circuit (crystal oscillating circuit), can be used for producing the signal of telecommunication output of other types.And said outer spherical container 20 and interior spherical container 30 be shaped as sphere the time, the implementation result of present embodiment is best, but is not limited to sphere, understandably, other attainable shaped containers are also contained among the present invention.
Invention has been described more than to combine most preferred embodiment, but the present invention is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to essence of the present invention.
Claims (6)
1. comprehensive displacement self adaptation crystal oscillator system; It is characterized in that comprising support, be fixed at the outer spherical container on the said support and float on the interior spherical container of said outer spherical internal tank; The locating piece that the inside of spherical container is provided with pcb board, photovoltaic cell module and is connected with said pcb board in said; Said pcb board is provided with crystal oscillating circuit and light signal transmitter; Said support or outer spherical container outer wall are provided with energy light source generator and optical signal receiver; The high light that said energy light source generator produces sees through said outer spherical container and interior spherical container, and shines on the said photovoltaic cell module with the crystal oscillating circuit power supply to said pcb board, and said light signal transmitter becomes light signal with the electrical signal conversion that said crystal oscillating circuit produces; Said light signal is received by said optical signal receiver after seeing through said interior spherical container and outer spherical container, and said optical signal receiver changes into the signal of telecommunication and output with said light signal; Spherical container and said pcb board keep unchanged direction in said under the effect of said locating piece; Said support is provided with heating element and temperature sensor, is used for externally keeping system's constant temperature under the circuit control; Be filled with transparency liquid between spherical container and the said outer spherical container in said, make said interior spherical container float on said outer spherical internal tank; Evenly be distributed with some retainer spring sheets on the inwall of said outer spherical container, said crystal oscillating circuit is made up of quartz crystal and oscillating element.
2. comprehensive displacement self adaptation crystal oscillator as claimed in claim 1 system is characterized in that said locating piece is the permanent magnetism pin.
3. comprehensive displacement self adaptation crystal oscillator as claimed in claim 1 system is characterized in that the high light that said energy light source generator produces is inequality with the optical wavelength of the light signal that said light signal transmitter is changed.
4. comprehensive displacement self adaptation crystal oscillator as claimed in claim 1 system is characterized in that said outer spherical container is processed by metal material, said in spherical container process by transparent material.
5. comprehensive displacement self adaptation crystal oscillator as claimed in claim 1 system is characterized in that the light source of said energy light source generator is a cold light source.
6. comprehensive displacement self adaptation crystal oscillator as claimed in claim 1 system is characterized in that the inwall of said outer spherical container is through mirror process.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010600056A CN102098002B (en) | 2010-12-22 | 2010-12-22 | Omnibearing-displacement self-adaptive crystal oscillation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010600056A CN102098002B (en) | 2010-12-22 | 2010-12-22 | Omnibearing-displacement self-adaptive crystal oscillation system |
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| Publication Number | Publication Date |
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| CN102098002A CN102098002A (en) | 2011-06-15 |
| CN102098002B true CN102098002B (en) | 2012-10-03 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101610074A (en) * | 2009-07-16 | 2009-12-23 | 东莞市大普通信技术有限公司 | Constant-temperature crystal oscillator |
| CN201584944U (en) * | 2009-12-24 | 2010-09-15 | 广东大普通信技术有限公司 | Crystal oscillator with constant temperature control |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030228083A1 (en) * | 2002-06-10 | 2003-12-11 | Yaosheng Chen | Fiber optical probes for temperature measurement with high speed |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101610074A (en) * | 2009-07-16 | 2009-12-23 | 东莞市大普通信技术有限公司 | Constant-temperature crystal oscillator |
| CN201584944U (en) * | 2009-12-24 | 2010-09-15 | 广东大普通信技术有限公司 | Crystal oscillator with constant temperature control |
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| Publication number | Publication date |
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| CN102098002A (en) | 2011-06-15 |
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Address after: 523000 Room 401 and 402, building 5, No. 24, industrial East Road, Songshanhu Park, Dongguan City, Guangdong Province Patentee after: Guangdong daguangxin Technology Co.,Ltd. Address before: 523808, 13-16, North Industrial Town, Songshan Lake Science Park, Guangdong, Dongguan Patentee before: Guangdong Dapu Telecom Technology Co.,Ltd. |