KR20010030461A - 압전세라믹 및 이것을 이용한 표면파 장치 - Google Patents
압전세라믹 및 이것을 이용한 표면파 장치 Download PDFInfo
- Publication number
- KR20010030461A KR20010030461A KR1020000055465A KR20000055465A KR20010030461A KR 20010030461 A KR20010030461 A KR 20010030461A KR 1020000055465 A KR1020000055465 A KR 1020000055465A KR 20000055465 A KR20000055465 A KR 20000055465A KR 20010030461 A KR20010030461 A KR 20010030461A
- Authority
- KR
- South Korea
- Prior art keywords
- surface wave
- wave device
- piezoceramic
- piezoelectric ceramic
- sample
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
- C04B35/49—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
- C04B35/49—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates
- C04B35/491—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates based on lead zirconates and lead titanates, e.g. PZT
- C04B35/493—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates based on lead zirconates and lead titanates, e.g. PZT containing also other lead compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/12—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/853—Ceramic compositions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
Claims (8)
- 주성분으로 납, 망간, 니오븀, 티타늄, 지르코늄을 포함하는 압전세라믹으로서,조성식이 Pbx{(MnaNbb)yTizZr(1-y-z)}O3이고, x, y, z, a, b는 단위가 몰이고, 0.95≤x≤0.995, 0.055≤y≤0.10, 0.40≤z≤0.55, 2.01≤b/a≤2.40, a + b = 1을 만족하고,소결된 압전세라믹의 평균 입자직경은 2㎛ 이하임을 특징으로 하는 압전세라믹.
- 제 1항에 있어서, 주성분에 대한 부성분으로서 0.05중량%이하의 SiO2를 포함하는 것을 특징으로 하는 압전세라믹.
- 제 1항 또는 제 2항에 있어서, z가 0.47≤z≤0.55이고 조성의 결정계가 정방정계임을 특징으로 하는 압전세라믹.
- 제 1항에 있어서, 5몰% 이하의 납이 스트론튬, 바륨 및 칼슘 중의 하나와 치환되는 것을 특징으로 하는 압전세라믹.
- 제 1항에 있어서, 표면파 장치의 구성요소로서 사용되는 것을 특징으로 하는 압전세라믹.
- 제 5항에 있어서, 상기 표면파 장치가 SH파를 이용하는 표면파 장치임을 특징으로 하는 압전세라믹.
- 제1항에 기재된 압전세라믹을 포함하는 것을 특징으로 하는 표면파 장치.
- 제7항에 있어서, SH파를 이용하는 것을 특징으로 하는 표면파 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11-275627 | 1999-09-29 | ||
JP27562799A JP3562402B2 (ja) | 1999-09-29 | 1999-09-29 | 圧電磁器材料およびこれを用いた表面波装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010030461A true KR20010030461A (ko) | 2001-04-16 |
KR100515557B1 KR100515557B1 (ko) | 2005-09-20 |
Family
ID=17558099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0055465A KR100515557B1 (ko) | 1999-09-29 | 2000-09-21 | 압전세라믹 및 이것을 이용한 표면파 장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6383408B1 (ko) |
JP (1) | JP3562402B2 (ko) |
KR (1) | KR100515557B1 (ko) |
CN (1) | CN1203491C (ko) |
DE (1) | DE10048373C2 (ko) |
FR (1) | FR2798925B1 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3783534B2 (ja) * | 2000-08-18 | 2006-06-07 | 株式会社村田製作所 | 圧電磁器焼結体および圧電磁器素子 |
JP4298232B2 (ja) * | 2002-07-25 | 2009-07-15 | 株式会社村田製作所 | 圧電磁器組成物、及び圧電素子 |
JP3678234B2 (ja) * | 2002-07-25 | 2005-08-03 | 株式会社村田製作所 | 積層型圧電部品の製造方法、及び積層型電子部品 |
DE10245130A1 (de) * | 2002-09-27 | 2004-04-08 | Epcos Ag | Piezoelektrischer Transformator mit Cu-Innenelektroden |
WO2005092817A1 (ja) * | 2004-03-26 | 2005-10-06 | Tdk Corporation | 圧電磁器組成物 |
WO2005102957A1 (ja) * | 2004-04-20 | 2005-11-03 | Taiheiyo Cement Corporation | 圧電磁器組成物およびこれを用いた圧電デバイス |
JP4497301B2 (ja) * | 2004-08-30 | 2010-07-07 | Tdk株式会社 | レゾネータ |
JP2006090865A (ja) * | 2004-09-24 | 2006-04-06 | Ngk Spark Plug Co Ltd | 非共振型ノッキングセンサ |
JP4338091B2 (ja) | 2005-04-08 | 2009-09-30 | Tdk株式会社 | レゾネータ |
CN110024147B (zh) * | 2017-02-16 | 2023-04-04 | 松下知识产权经营株式会社 | 压电元件、致动器及液滴排出头 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5528436B2 (ko) * | 1973-11-24 | 1980-07-28 | ||
JPS61185893A (ja) * | 1985-02-14 | 1986-08-19 | 三菱電機株式会社 | 調光装置 |
JPH0798663B2 (ja) * | 1986-04-14 | 1995-10-25 | 住友金属鉱山株式会社 | 赤外線センサー用焦電体磁器の製法 |
JP2866986B2 (ja) * | 1990-11-22 | 1999-03-08 | 京セラ株式会社 | 圧電磁器組成物 |
JP3163664B2 (ja) * | 1991-07-15 | 2001-05-08 | 株式会社村田製作所 | 圧電磁器材料 |
JP3103165B2 (ja) * | 1991-10-15 | 2000-10-23 | 太平洋セメント株式会社 | 圧電体の製造方法 |
JP3239399B2 (ja) | 1991-11-15 | 2001-12-17 | 株式会社村田製作所 | 表面波装置 |
JPH05145368A (ja) | 1991-11-19 | 1993-06-11 | Murata Mfg Co Ltd | 表面波装置 |
JPH05145369A (ja) | 1991-11-19 | 1993-06-11 | Murata Mfg Co Ltd | 表面波装置 |
JPH05183376A (ja) | 1991-12-27 | 1993-07-23 | Murata Mfg Co Ltd | 表面波装置 |
JP3198589B2 (ja) | 1992-03-25 | 2001-08-13 | 株式会社村田製作所 | 表面波装置 |
JP3198613B2 (ja) | 1992-05-21 | 2001-08-13 | 株式会社村田製作所 | 表面波装置 |
JP3384043B2 (ja) * | 1993-07-19 | 2003-03-10 | 株式会社村田製作所 | 圧電磁器 |
JPH08310862A (ja) * | 1995-05-12 | 1996-11-26 | Murata Mfg Co Ltd | 圧電磁器組成物 |
JPH0993078A (ja) | 1995-09-26 | 1997-04-04 | Murata Mfg Co Ltd | 圧電装置 |
JP3570294B2 (ja) * | 1999-05-20 | 2004-09-29 | 株式会社村田製作所 | 圧電磁器材料およびそれを用いて得られた圧電磁器焼結体 |
-
1999
- 1999-09-29 JP JP27562799A patent/JP3562402B2/ja not_active Expired - Fee Related
-
2000
- 2000-09-21 KR KR10-2000-0055465A patent/KR100515557B1/ko active IP Right Grant
- 2000-09-28 FR FR0012350A patent/FR2798925B1/fr not_active Expired - Lifetime
- 2000-09-29 CN CNB001305719A patent/CN1203491C/zh not_active Expired - Lifetime
- 2000-09-29 US US09/676,995 patent/US6383408B1/en not_active Expired - Lifetime
- 2000-09-29 DE DE2000148373 patent/DE10048373C2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6383408B1 (en) | 2002-05-07 |
DE10048373C2 (de) | 2003-02-06 |
FR2798925B1 (fr) | 2005-05-27 |
DE10048373A1 (de) | 2001-10-11 |
CN1291774A (zh) | 2001-04-18 |
FR2798925A1 (fr) | 2001-03-30 |
JP2001097771A (ja) | 2001-04-10 |
KR100515557B1 (ko) | 2005-09-20 |
JP3562402B2 (ja) | 2004-09-08 |
CN1203491C (zh) | 2005-05-25 |
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