CN101110567B - Piezoelectric resonator storage case, heat source unit, and highly stable piezoelectric oscillator - Google Patents
Piezoelectric resonator storage case, heat source unit, and highly stable piezoelectric oscillator Download PDFInfo
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- CN101110567B CN101110567B CN2007101361986A CN200710136198A CN101110567B CN 101110567 B CN101110567 B CN 101110567B CN 2007101361986 A CN2007101361986 A CN 2007101361986A CN 200710136198 A CN200710136198 A CN 200710136198A CN 101110567 B CN101110567 B CN 101110567B
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Abstract
A piezoelectric resonator storage case, includes a piezoelectric resonator stored therein, and a resonator container for storing a metal case. Here, the piezoelectric resonator includes: a piezoelectric resonator body having the metal case and a piezoelectric resonator element which is sealed in the metal case in an air tight manner; and two lead terminals protruding from a bottom of the piezoelectric resonator body.
Description
Technical field
The present invention relates to as employed piezoelectric oscillators such as frequency control devices particularly suitable storage case, heat source unit, highly stable piezoelectric oscillator and the manufacturing approach thereof that can export the highly stable piezoelectric oscillator of high stability frequency.
Background technology
As the piezoelectric oscillators such as quartz (controlled) oscillator of the frequency control device that is used for mobile communication equipment and transport communication equipment, up to the present, known have a constant temperature grooved piezoelectric oscillator that can not influenced by exterior temperature change and export the high stability frequency.In addition, in recent years, in these fields, all requiring small-sized, light weight, corresponding to various device, market also requires miniaturization, lightweight to highly stable piezoelectric oscillator.
For example; Following constant temperature grooved piezoelectric oscillator is disclosed in patent documentation 1; Its combination has the 1st printed circuit board (PCB) and the 2nd printed circuit board (PCB) that has disposed oscillation-use transistor; The two sides side that the 1st printed circuit board (PCB) has hot line and taken in the thermostat of quartz vibrator in package has set oscillating circuit and has used element, and this constant temperature grooved piezoelectric oscillator is accommodated in by being inlaid in the heat-insulated container that the main body and the lid of oscillator with shell constitute.
But disclosed piezoelectric oscillator is that 2 printed circuit board (PCB)s are arranged 2 layers of structure that form on short transverse in the patent documentation 1, so the problem that exists the height (thickness) of piezoelectric oscillator to uprise.
So, for example open as in view of the above problems and the quartz (controlled) oscillator that proposes in patent documentation 2.
Fig. 8 is the profile of the structure of disclosed quartz (controlled) oscillator in the expression patent documentation 2.
Quartz (controlled) oscillator 100 shown in Figure 8 is equipped with quartz vibrator 103 and other each element 104 being connected with on 1 printed circuit board (PCB) 102 of terminal 101.And, power transistor 105 is installed on printed circuit board (PCB) 102, and with quartz vibrator 103 and these power transistor 105 butts.
Patent documentation 1: japanese kokai publication hei 1-195706 communique
Patent documentation 2: TOHKEMY 2002-223122 communique
In quartz (controlled) oscillator shown in Figure 8 100, with the metal shell 103a butt of power transistor 105 and quartz vibrator 103 time, need reduce the metal shell 103a of quartz vibrator 103 and the thermal resistance between the power transistor 105 as much as possible.In order to reduce thermal resistance as much as possible, consider power transistor 105 is welded direct on the metal shell 103a of quartz vibrator 103.
But, under the situation on the metal shell 103a that power transistor 105 directly is welded on quartz vibrator 103, when welding, quartz vibrator 103 is caused fire damage.Its result exists in and produces frequency shift (FS) in the quartz (controlled) oscillator, thereby the problem that causes long-term stability to worsen.Particularly in recent years; The cry that aspect the high stable quartz (controlled) oscillator, requires miniaturization is also surging; Though carried out using the exploitation of the highly stable piezoelectric oscillator of small-sized quartz vibrator; But with the quartz vibrator miniaturization time, unchallenged fire damage on the quartz vibrator of big volume but causes problems such as frequency shift (FS) on the quartz vibrator of miniaturization.
In addition, disclosed quartz (controlled) oscillator is made up of a printed circuit board (PCB) in the patent documentation 2, only not being on 2 layers of structure this point, just can realize than patent documentation 1 flattening.But, in this case, because dispose with the state of quartz vibrator 103, so there is the problem that is difficult to realize further flattening with butt power transistor on printed circuit board (PCB) 102 105.
Summary of the invention
The present invention accomplishes in view of the above problems; Its purpose is; Do not provide and can cause fire damage, and can reduce the metal shell of piezoelectric vibrator and piezoelectric vibrator storage case, heat source unit, highly stable piezoelectric oscillator and the manufacturing approach thereof of the thermal resistance between the heat source body as much as possible to quartz vibrator.In addition, the objective of the invention is to, make the further flattening of highly stable piezoelectric oscillator of adopting thermostat.
Highly stable piezoelectric oscillator of the present invention has: printed circuit board (PCB); The piezoelectric vibrator that is connected with printed circuit board (PCB); Be connected with printed circuit board (PCB), and with the heat source body of piezoelectric vibrator butt configuration; Surround the oscillator housing of printed circuit board (PCB), piezoelectric vibrator and heat source body; And the terminal that is connected with printed circuit board (PCB), on printed circuit board (PCB), form through hole, and in this through hole, dispose heat source body or piezoelectric vibrator.
Through such formation, compare heat source body and piezoelectric vibrator are abutted to the situation that the state on the printed circuit board (PCB) disposes with such in the past, can realize the flattening of the amount suitable with the printed circuit plate thickness.
In addition, because can freely set the position of the short transverse of printed circuit board (PCB), so have the advantage of the design freedom that improves the oscillator housing of taking in printed circuit board (PCB), piezoelectric vibrator and heat source body.
In addition, highly stable piezoelectric oscillator of the present invention has: printed circuit board (PCB); The piezoelectric vibrator that is connected with printed circuit board (PCB); Be connected with printed circuit board (PCB), and with the heat source body of piezoelectric vibrator butt configuration; Surround the oscillator housing of printed circuit board (PCB), piezoelectric vibrator and heat source body; And the terminal that is connected with printed circuit board (PCB), on printed circuit board (PCB), form otch, and in otch, dispose heat source body or piezoelectric vibrator.
Through such formation, compare with such situation about disposing in the past with the state on the printed circuit board (PCB) that is connected to heat source body and piezoelectric vibrator, can realize the flattening of the amount suitable with the printed circuit plate thickness.
In addition, because can freely set the position of the short transverse of printed circuit board (PCB), so have the advantage of the design freedom that improves the oscillator housing of taking in printed circuit board (PCB), piezoelectric vibrator and heat source body.
In addition; Highly stable piezoelectric oscillator of the present invention; The ora terminalis of the said printed circuit board (PCB) in the ora terminalis of the said printed circuit board (PCB) in said through hole or the said otch is formed with the castellation electrode, be disposed in the said through hole or said otch in said heat source body or the terminal of said piezoelectric vibrator be connected with said castellation electrode.
Through such formation, because can regulate the height and position when connecting heat source body or piezoelectric vibrator, thus can more easily make heat source body and piezoelectric vibrator butt, and can realize the flattening of highly stable piezoelectric oscillator.
In addition; Highly stable piezoelectric oscillator of the present invention; The ora terminalis of the said printed circuit board (PCB) in the ora terminalis of the said printed circuit board (PCB) in said through hole one side or the said otch simultaneously is formed with electrode, be disposed in the said through hole or said otch in said heat source body or the terminal of said piezoelectric vibrator be connected with said electrode.
Through such formation,, reduce so can realize the cost of printed circuit board (PCB) because the structure of electrode becomes simply.In addition, the design that the has a printed circuit board (PCB) simple advantage that becomes.
In addition, highly stable piezoelectric oscillator of the present invention is provided with end difference at the ora terminalis of through hole or otch, is formed with the electrode that connects heat source body or piezoelectric vibrator at end difference.
Through such formation, can realize the flattening of highly stable piezoelectric oscillator, and also be easy to make heat source body and piezoelectric vibrator butt.
In addition, highly stable piezoelectric oscillator of the present invention, the interior all end face formation hole at through hole or otch is formed with the electrode that connects heat source body or piezoelectric vibrator in the hole.
Through such formation, can realize the flattening of highly stable piezoelectric oscillator, and also be easy to make heat source body and piezoelectric vibrator butt.
Description of drawings
Fig. 1 is the figure of employed storage case structure in the expression highly stable piezoelectric oscillator of the present invention.
Fig. 2 is the figure of structure of the high stable quartz (controlled) oscillator of expression the present invention the 1st execution mode.
Fig. 3 is the figure of electrode structure that expression is connected with the lead terminal of power transistor.
Fig. 4 is the figure of structure of the high stable quartz (controlled) oscillator of expression the present invention the 2nd execution mode.
Fig. 5 is the upper surface figure of structure of the high stable quartz (controlled) oscillator of expression the present invention the 3rd execution mode.
Fig. 6 is the diagram of another structure example of the electrode of the expression lead terminal that is connected with power transistor.
Fig. 7 is the figure of the manufacturing step with characteristic that schematically shows the highly stable piezoelectric oscillator of this execution mode.
Fig. 8 is a profile of representing quartz (controlled) oscillator structure in the past.
Embodiment
At first, the execution mode to employed piezoelectric vibrator storage case in the highly stable piezoelectric oscillator of the present invention describes.
Fig. 1 is the figure of employed piezoelectric vibrator storage case structure in the expression highly stable piezoelectric oscillator of the present invention.
This storage case 1 shown in Figure 1 (piezoelectric vibrator storage case) is made up of metallic oscillator incorporating section of taking in quartz vibrator (piezoelectric vibrator) 12 2 and the metallic thermistor incorporating section (temperature-sensitive element incorporating section) of taking in thermistor (temperature-sensitive element) 18 3, and thermistor incorporating section 3 is connected the side of oscillator incorporating section 2 through scolder 4.In addition, storage case 1 is that the higher material of thermal conductivity gets final product, and is not necessarily metallic.
The internal diameter of the oscillator incorporating section 2 only outer surface than the metal shell 12a of quartz vibrator 12 is big slightly.Therefore, when being received into quartz vibrator 12 in the oscillator incorporating section 2, can make the metal shell 12a and oscillator incorporating section 2 butts (being adjacent to) of quartz vibrator 12, and the thermal bonding between oscillator incorporating section 2 and the quartz vibrator 12 is increased.
Thermistor 18 can be taken in inside in thermistor incorporating section 3.In this case, thermistor 18 is fixed in the thermistor incorporating section 3 through filling the high silicone resin of thermal conductivity etc.
Below, the execution mode of high stable quartz (controlled) oscillator of the present invention is described according to the structure of above-mentioned piezoelectric vibrator storage case.In addition, in this execution mode, as an example of highly stable piezoelectric oscillator, enumerating the high stable quartz (controlled) oscillator is that example describes.
Fig. 2 is the figure of the high stable quartz (controlled) oscillator structure of expression the present invention the 1st execution mode, (a) is upper surface figure, (b) is the sectional arrangement drawing of cutting open with chain-dotted line A-A shown in the figure (a).In addition, clear understandable for the inside that makes the high stable quartz (controlled) oscillator in figure (a), and omitted the diagram of oscillator housing.
This high stable quartz (controlled) oscillator shown in Figure 2 has: printed circuit board (PCB) 11; The quartz vibrator (piezoelectric vibrator) 12 that is connected with printed circuit board (PCB) 11; Power transistor (heat source body) 13 11 that be connected with printed circuit board (PCB), that quartz vibrator 12 is heated; At least surround the oscillator housing 14 of printed circuit board (PCB) 11, quartz vibrator 12 and power transistor 13; And the terminal 15 that is connected with printed circuit board (PCB) 11.
On printed circuit board (PCB) 11, be equipped with and above-mentioned quartz vibrator 12 and the power transistor 13 common various parts 16 that constitute oscillating circuit and heating control circuit.In addition, on printed circuit board (PCB) 11, dispose the thermistor 18 of the temperature that is used to detect quartz vibrator 12.
In this execution mode, utilize scolder that power transistor 13 is connected in the storage case shown in Figure 11, thereby constitute heat source unit 5.And, respectively quartz vibrator 12 and thermistor 18 are received in the oscillator incorporating section 2 and thermistor incorporating section 3 of heat source unit 5.At this moment; Be accommodated in quartz vibrator 12 and thermistor 18 in the heat source unit 5 and be disposed at the lower face side of printed circuit board (PCB) 11, and the lead terminal 18b of the lead terminal 12b of quartz vibrator 12 and thermistor 18 respectively with printed circuit board (PCB) 11 on the weld zone (part of wiring graph) of regulation be connected.In addition, with the lead terminal 12b bending of quartz vibrator 12, so that take in the heat source unit 5 and printed circuit board (PCB) 11 almost parallels of quartz vibrator 12.
And then, on printed circuit board (PCB) 11, forming through hole 20 with the overlapping part in heat source unit 5 planes of having taken in quartz vibrator 12, and power transistor 13 is being disposed in this through hole 20.At this moment; The lead terminal 13a of power transistor 13 is welded to castellation (the キ ヤ ス タ レ one シ ヨ Application) structure that forms at the ora terminalis of through hole as shown in Figure 3 20 respectively, promptly has on the electrode (below be called the castellation electrode) 17 of upper surface (or lower surface) electrode and side electrode.
Through such structure, needn't can reduce the metal shell 12a of quartz vibrator 12 and the thermal resistance between the power transistor 13 as much as possible for quartz vibrator 12 direct bonding power transistors 13.Therefore,, power transistor 13 is welded to constitutes heat source unit 5 in the storage case 1, cause fire damage just can not for quartz vibrator 12 if before being received into quartz vibrator 12 in the storage case 1.Consequently, the frequency of oscillation skew of highly stable piezoelectric oscillator can be prevented, long-term stability can be improved.Be particularly suitable for constituting the situation of highly stable piezoelectric oscillator at the small-sized quartz vibrator 12 that uses fire damage to become the little volume of problem.
In addition; In this execution mode; Because allocating power transistor 13 in the through hole 20 of printed circuit board (PCB) 11; Compare with power transistor 13 and quartz vibrator 12 are abutted to be configured under the state on the printed circuit board (PCB) 11, can make the thickness of the thin printed circuit board (PCB) 11 of height (thickness) of high stable quartz (controlled) oscillator.That is, can realize the flattening of high stable quartz (controlled) oscillator.
In addition, in this execution mode,, for example wait situation about constituting to compare, can simplify the structure of heat source body with package resistance wire on quartz vibrator 12 owing to use power transistor 13 as heat source body.In addition, because the lead terminal 13a of power transistor 13 is connected on the castellation electrode 17 at the ora terminalis place that is formed at through hole 20, so have the advantage of the height and position that is easy to regulate power transistor 13.
Fig. 4 is the upper surface figure of the high stable quartz (controlled) oscillator structure of expression the present invention the 2nd execution mode.Wherein, give identical label, omit explanation at the position identical with Fig. 1.
High stable quartz (controlled) oscillator shown in Figure 4 is following to be constituted like this: in above-mentioned high stable quartz (controlled) oscillator shown in Figure 2; The thermistor incorporating section 3 that will be connected with the side of oscillator incorporating section 2 is connected to the upper surface of oscillator incorporating section 2, promptly is connected on the face that is welded with power transistor 13.After like this thermistor incorporating section 3 being connected to the upper surface of oscillator incorporating section 2, compare during with the side that thermistor incorporating section 3 is connected to oscillator incorporating section 2, have the advantage of the assembling operation of the heat source unit of stating after being easy to carry out 5.
Fig. 5 is the upper surface figure of the high stable quartz (controlled) oscillator structure of expression the present invention the 3rd execution mode.Wherein, only give identical label, omit explanation at the position identical with Fig. 4.In addition, sectional arrangement drawing illustrates so omit because identical with Fig. 4 (b).
In high stable quartz (controlled) oscillator shown in Figure 5; When the lead terminal 12b of crooked quartz vibrator 12 is configured; In the heat source unit of taking in quartz vibrator 12 5 and the overlapping part in printed circuit board (PCB) 11 planes; Form the otch 21 of about コ font, and the power transistor 13 of heat source unit 5 is configured in this otch 21.In this case, the lead terminal 13a of power transistor 13 is soldered to respectively on the castellation electrode 17 of the ora terminalis that is formed at otch 21.
When constituting like this, also needn't can reduce the metal shell 12a of quartz vibrator 12 and the thermal resistance between the power transistor 13 as much as possible for quartz vibrator 12 direct bonding power transistors 13.Therefore; If before being received into quartz vibrator 12 in the storage case 1; Power transistor 13 is welded in the storage case 1, causes fire damage then can for quartz vibrator 12, therefore can obtain the effect identical with the high stable quartz (controlled) oscillator of above-mentioned the 1st execution mode.In addition, in this execution mode, under the situation about in the otch 21 that power transistor 13 is configured in printed circuit board (PCB) 11 and with storage case 1, being welded to connect, also can realize the flattening of high stable quartz (controlled) oscillator.
In addition, in the 3rd execution mode, though the upper surface of thermistor incorporating section 3 with oscillator incorporating section 2 is connected,, self-evident, also can constitute equally when being connected in side with oscillator incorporating section 2.
In addition, in this execution mode, though the situation that is connected with castellation electrode 17 with the lead terminal with power transistor 13 is that example is illustrated, this only is an example, can consider the various electrode structures that are connected with the lead terminal of power transistor.
Fig. 6 is the figure of other structure example that expression is connected with the electrode of power transistor lead terminal.
Fig. 6 (a) is illustrated in the through hole 20 of printed circuit board (PCB) 11 or the ora terminalis of otch 21 simultaneously forms electrode 31, and connects the lead terminal 13a of power transistor 13 through scolder 32.Because formation can make the structure of electrode become simply like this, can realize that therefore the cost of printed circuit board (PCB) 11 reduces.In addition, the design that the has a printed circuit board (PCB) 11 simple advantage that also becomes.
Fig. 6 (b) is illustrated in the through hole 20 of printed circuit board (PCB) 11 or the ora terminalis of otch 21 is provided with end difference, forms electrode 31 at this end difference, and connects the lead terminal 13a of power transistor 13 through scolder 32.Constitute like this; Compare with situation shown in Fig. 6 (a); Can power transistor 13 be configured in the lower face side of printed circuit board (PCB) 11; Therefore compare with Fig. 6 (a), quartz (controlled) oscillator can flattening, and can be with power transistor 13 and quartz vibrator 12 butts that are configured in printed circuit board (PCB) 11 lower face side.
Fig. 6 (c) is illustrated in the through hole 20 of printed circuit board (PCB) 11 or interior all end faces of otch 21 form the hole, and the lead terminal 13a of power transistor 13 is inserted this hole, connects through scolder 32.When constituting like this, also have and the same effect of Fig. 6 (b).
Below, the manufacturing step with characteristic of highly stable piezoelectric oscillator of the present invention is described.
Fig. 7 is the figure of the manufacturing step with characteristic that schematically shows the highly stable piezoelectric oscillator of this execution mode.
In this case, at first, shown in Fig. 7 (a), prepare oscillator incorporating section 2 and thermistor incorporating section 3, and between oscillator incorporating section 2 and thermistor incorporating section 3 solder paste application 33.Then, shown in Fig. 7 (b), after thermistor incorporating section 3 was installed in the position that has applied soldering paste 33, shown in Fig. 7 (c), the upper surface in oscillator incorporating section 2 applied the soldering paste 33 that is used for installation power transistor 13.Afterwards, shown in Fig. 7 (d), the upper surface installation power transistor 13 in oscillator incorporating section 2, and weld through reflow soldering.Thus, can make the heat source unit 5 that has welded power transistor 13.Afterwards, shown in Fig. 7 (e), 7 (f), respectively quartz vibrator 12 and thermistor 18 are received in the oscillator incorporating section 2 and thermistor incorporating section 3 of heat source unit 5.
Like this; Because can be in the oscillator incorporating section that quartz vibrator 12 is received into heat source unit 5 bonding power transistors 13 in advance before 2; So cause fire damage can for quartz vibrator 12, can reduce the thermal resistance between quartz vibrator 12 and the power transistor 13 as much as possible.
In addition; For respectively power transistor 13 and thermistor incorporating section 3 being welded on the operation in the oscillator incorporating section 2; Can in same step, concentrate enforcement; And can in same step, concentrate and implement quartz vibrator 12 is received into the operation oscillator incorporating section 2 in and thermistor 18 is received into the operation thermistor incorporating section 3 in, therefore can improve operability, and the production efficiency of raising integral body.In addition, thermistor incorporating section 3 is connected to oscillator incorporating section 2 upper surfaces, with the side time ratio that thermistor incorporating section 3 is connected to oscillator incorporating section 2, the assembly working of oscillator unit becomes easily, and then can improve whole production efficiency.
In addition; In this execution mode; Form the through hole 20 or the otch 21 of printed circuit board (PCB) 11; And in this through hole 20 or otch 21 allocating power transistor 13, but also can be as follows formation like this: promptly dispose and be accommodated in the quartz vibrator 12 in the storage case 1 in the position of this through hole 20 or otch 21.In this case, the lead terminal 12b of quartz vibrator 12 is connected with the electrode 17 that ora terminalis place at the through hole 20 of printed circuit board (PCB) 11 or otch 21 forms.Like this; On printed circuit board (PCB) 11, form through hole 20 or otch 21; After the storage case 1 of power transistor 13 or quartz vibrator 12 has been taken in configuration in this through hole or in the otch; Then can freely set the position of the short transverse of printed circuit board (PCB) 11, therefore have and improve the advantage of taking in the printed circuit board (PCB) 11 and the design freedom of the oscillator housing 14 of quartz vibrator 12, power transistor 13.
In addition, in this execution mode,,, also can use for example resistance wire or pellet resistance, Peltier's element etc. though be that example is illustrated with power transistor 13 as heat source body.
In addition, in this execution mode, though to the high stable quartz (controlled) oscillator of quartz as piezoelectric is illustrated,, the present invention also can be applied to use the highly stable piezoelectric oscillator of the piezoelectric beyond quartzy.
In addition, the structure of the high stable quartz (controlled) oscillator of in this execution mode, explaining only is an example, and the structure of highly stable piezoelectric oscillator of the present invention is not limited to the structure of this execution mode.
Claims (4)
1. a highly stable piezoelectric oscillator has: printed circuit board (PCB); The piezoelectric vibrator that is connected with this printed circuit board (PCB); Be connected with said printed circuit board (PCB), and with the heat source body of said piezoelectric vibrator butt configuration; Surround the oscillator housing of said printed circuit board (PCB), said piezoelectric vibrator and said heat source body; And the terminal that is connected with said printed circuit board (PCB), it is characterized in that,
On said printed circuit board (PCB), form through hole or otch, in this through hole or in this otch, dispose said heat source body or said piezoelectric vibrator,
The ora terminalis of the said printed circuit board (PCB) in the ora terminalis of the said printed circuit board (PCB) in said through hole or the said otch is formed with the castellation electrode, be disposed in the said through hole or said otch in said heat source body or the terminal of said piezoelectric vibrator be connected with said castellation electrode.
2. a highly stable piezoelectric oscillator has: printed circuit board (PCB); The piezoelectric vibrator that is connected with this printed circuit board (PCB); Be connected with said printed circuit board (PCB), and with the heat source body of said piezoelectric vibrator butt configuration; Surround the oscillator housing of said printed circuit board (PCB), said piezoelectric vibrator and said heat source body; And the terminal that is connected with said printed circuit board (PCB), it is characterized in that,
On said printed circuit board (PCB), form through hole or otch, in this through hole or in this otch, dispose said heat source body or said piezoelectric vibrator,
The ora terminalis of the said printed circuit board (PCB) in the ora terminalis of the said printed circuit board (PCB) in said through hole one side or the said otch simultaneously is formed with electrode, be disposed in the said through hole or said otch in said heat source body or the terminal of said piezoelectric vibrator be connected with said electrode.
3. a highly stable piezoelectric oscillator has: printed circuit board (PCB); The piezoelectric vibrator that is connected with this printed circuit board (PCB); Be connected with said printed circuit board (PCB), and with the heat source body of said piezoelectric vibrator butt configuration; Surround the oscillator housing of said printed circuit board (PCB), said piezoelectric vibrator and said heat source body; And the terminal that is connected with said printed circuit board (PCB), it is characterized in that,
On said printed circuit board (PCB), form through hole or otch, in this through hole or in this otch, dispose said heat source body or said piezoelectric vibrator,
At the through hole of said printed circuit board (PCB) or the ora terminalis of otch end difference is set simultaneously, is formed with the electrode that connects said heat source body or said piezoelectric vibrator at this end difference.
4. a highly stable piezoelectric oscillator has: printed circuit board (PCB); The piezoelectric vibrator that is connected with this printed circuit board (PCB); Be connected with said printed circuit board (PCB), and with the heat source body of said piezoelectric vibrator butt configuration; Surround the oscillator housing of said printed circuit board (PCB), said piezoelectric vibrator and said heat source body; And the terminal that is connected with said printed circuit board (PCB), it is characterized in that,
On said printed circuit board (PCB), form through hole or otch, in this through hole or in this otch, dispose said heat source body or said piezoelectric vibrator,
Form the hole at the through hole of said printed circuit board (PCB) or interior all end faces of otch, and in this hole, be formed with the electrode that connects said heat source body or said piezoelectric vibrator.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-198020 | 2006-07-20 | ||
| JP2006198020A JP2008028619A (en) | 2006-07-20 | 2006-07-20 | Piezoelectric vibrator storage case, heat source unit, and highly stable piezo-oscillator and manufacturing method thereof |
| JP2006-198021 | 2006-07-20 | ||
| JP2006198021A JP4207995B2 (en) | 2006-07-20 | 2006-07-20 | Highly stable piezoelectric oscillator |
| JP2006198021 | 2006-07-20 | ||
| JP2006198020 | 2006-07-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101110567A CN101110567A (en) | 2008-01-23 |
| CN101110567B true CN101110567B (en) | 2012-05-30 |
Family
ID=39042495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101361986A Expired - Fee Related CN101110567B (en) | 2006-07-20 | 2007-07-20 | Piezoelectric resonator storage case, heat source unit, and highly stable piezoelectric oscillator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2008028619A (en) |
| CN (1) | CN101110567B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6286884B2 (en) * | 2013-06-13 | 2018-03-07 | セイコーエプソン株式会社 | Electronic devices, electronic devices, and moving objects |
| CN203840526U (en) * | 2014-04-28 | 2014-09-17 | 苏州佑克骨传导科技有限公司 | Piezoelectric quartz bone conduction vibrator |
| WO2022070637A1 (en) * | 2020-09-30 | 2022-04-07 | 株式会社村田製作所 | Fluid control device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6031318A (en) * | 1997-03-28 | 2000-02-29 | Seiko Instruments Inc. | Surface mountable crystal oscillating device and method of producing the same |
| US6147565A (en) * | 1998-01-20 | 2000-11-14 | Toyo Communication Equipment Co., Ltd. | Piezo-oscillator with heater and temperature control circuit |
| US6664864B2 (en) * | 2001-10-31 | 2003-12-16 | Cts Corporation | Cavity design printed circuit board for a temperature compensated crystal oscillator and a temperature compensated crystal oscillator employing the same |
-
2006
- 2006-07-20 JP JP2006198020A patent/JP2008028619A/en not_active Withdrawn
-
2007
- 2007-07-20 CN CN2007101361986A patent/CN101110567B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6031318A (en) * | 1997-03-28 | 2000-02-29 | Seiko Instruments Inc. | Surface mountable crystal oscillating device and method of producing the same |
| US6147565A (en) * | 1998-01-20 | 2000-11-14 | Toyo Communication Equipment Co., Ltd. | Piezo-oscillator with heater and temperature control circuit |
| US6664864B2 (en) * | 2001-10-31 | 2003-12-16 | Cts Corporation | Cavity design printed circuit board for a temperature compensated crystal oscillator and a temperature compensated crystal oscillator employing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101110567A (en) | 2008-01-23 |
| JP2008028619A (en) | 2008-02-07 |
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