JPH01147527U - - Google Patents
Info
- Publication number
- JPH01147527U JPH01147527U JP4388688U JP4388688U JPH01147527U JP H01147527 U JPH01147527 U JP H01147527U JP 4388688 U JP4388688 U JP 4388688U JP 4388688 U JP4388688 U JP 4388688U JP H01147527 U JPH01147527 U JP H01147527U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- frequency
- crystal resonator
- fine adjustment
- rectangular
- 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.)
- Pending
Links
- 239000013078 crystal Substances 0.000 claims description 14
- 230000005284 excitation Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
Description
第１図は、本考案による水晶振動子の電極構造
を示す正面図である。第２図ないし第３図は、本
考案の電極構造にて組立てられた水晶振動子の斜
視図である。第４図は、矩形ＡＴカツト水晶振動
子２５．４ＭＨＺ基本波における周波数温度特性
を示す図である。第５図は、矩形ＡＴカツト水晶
振動子１４．５ＭＨＺ基本波における周波数負荷
容量特性を示す図である。第６図は、従来の技術
による水晶振動子の電極構造を示す正面図である
。
１１，２１，３１，６１……矩形水晶片、１２
，２２，３２，６２……励振電極、１３，２３，
３３，６３……周波数微調整電極、１４，２４，
３４，６４……引出電極、２５，３５……絶縁ガ
ラス、２６，３６……外周リング、２７，３７…
…リード端子、２８，３９……導電性接着剤、３
８……水晶片支持部材、４１……本考案の電極構
造にて作り込まれた矩形ＡＴカツト水晶振動子２
５．４ＭＨＺ基本波の周波数温度特性、４２……
周波数温度特性における周波数ジヤンプ現象、５
１……本考案の電極構造にて作り込まれた矩形Ａ
Ｔカツト水晶振動子１４．３ＭＨＺ基本波の周波
数負荷容量特性、５２……周波数負荷容量特性に
おけるヒステリシス現象。
FIG. 1 is a front view showing the electrode structure of a crystal resonator according to the present invention. 2 and 3 are perspective views of a crystal resonator assembled using the electrode structure of the present invention. FIG. 4 is a diagram showing frequency temperature characteristics of a 25.4 MHz fundamental wave of a rectangular AT cut crystal resonator. FIG. 5 is a diagram showing frequency load capacitance characteristics of a rectangular AT-cut crystal resonator at a 14.5 MHz fundamental wave. FIG. 6 is a front view showing the electrode structure of a crystal resonator according to the prior art. 11, 21, 31, 61... Rectangular crystal piece, 12
, 22, 32, 62... excitation electrode, 13, 23,
33, 63... Frequency fine adjustment electrode, 14, 24,
34, 64... Extraction electrode, 25, 35... Insulating glass, 26, 36... Outer ring, 27, 37...
... Lead terminal, 28, 39 ... Conductive adhesive, 3
8... Crystal piece support member, 41... Rectangular AT cut crystal resonator 2 made with the electrode structure of the present invention
Frequency temperature characteristics of 5.4MHZ fundamental wave, 42...
Frequency jump phenomenon in frequency temperature characteristics, 5
1... Rectangle A made with the electrode structure of the present invention
Frequency load capacitance characteristics of T-cut crystal resonator 14.3MHZ fundamental wave, 52...Hysteresis phenomenon in frequency load capacitance characteristics.
Claims (1)
調整電極で構成される水晶振動子において、前記
、周波数微調整電極の面積が励振電極の面積より
広く且つ、矩形水晶片の長さ方向においては、周
波数微調整電極の寸法が励振電極の寸法より長く
、矩形水晶片に形成されていることを特徴とする
水晶振動子の電極構造。 In a crystal resonator composed of at least a rectangular crystal piece, an excitation electrode, and a frequency fine adjustment electrode, the area of the frequency fine adjustment electrode is larger than the area of the excitation electrode, and in the length direction of the rectangular crystal piece, the frequency An electrode structure for a crystal resonator, characterized in that the dimensions of the fine adjustment electrode are longer than the dimensions of the excitation electrode, and are formed in a rectangular crystal piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4388688U JPH01147527U (en) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4388688U JPH01147527U (en) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01147527U true JPH01147527U (en) | 1989-10-12 |
Family
ID=31270269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4388688U Pending JPH01147527U (en) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01147527U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5828765A (en) * | 1981-08-12 | 1983-02-19 | Fuji Xerox Co Ltd | U-turn discharging device of original |
| JPS5925831B2 (en) * | 1975-02-07 | 1984-06-21 | フエロ−・コ−ポレ−シヨン | Friction material containing spinel solid solution as friction modifier |
| JPS6219819B2 (en) * | 1979-11-20 | 1987-05-01 | Nisshin Oil Mills Ltd |
-
1988
- 1988-03-31 JP JP4388688U patent/JPH01147527U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5925831B2 (en) * | 1975-02-07 | 1984-06-21 | フエロ−・コ−ポレ−シヨン | Friction material containing spinel solid solution as friction modifier |
| JPS6219819B2 (en) * | 1979-11-20 | 1987-05-01 | Nisshin Oil Mills Ltd | |
| JPS5828765A (en) * | 1981-08-12 | 1983-02-19 | Fuji Xerox Co Ltd | U-turn discharging device of original |
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