CZ307319B6 - Ortogonální feromagnetická sonda - Google Patents
Ortogonální feromagnetická sondaInfo
- Publication number
- CZ307319B6 CZ307319B6 CZ2017-386A CZ2017386A CZ307319B6 CZ 307319 B6 CZ307319 B6 CZ 307319B6 CZ 2017386 A CZ2017386 A CZ 2017386A CZ 307319 B6 CZ307319 B6 CZ 307319B6
- Authority
- CZ
- Czechia
- Prior art keywords
- core
- filler material
- ferromagnetic
- ferromagnetic core
- partially located
- Prior art date
Links
- 230000005294 ferromagnetic effect Effects 0.000 abstract 5
- 239000000945 filler Substances 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 4
- 239000000523 sample Substances 0.000 abstract 2
- 238000000265 homogenisation Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/04—Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/0052—Manufacturing aspects; Manufacturing of single devices, i.e. of semiconductor magnetic sensor chips
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measuring Magnetic Variables (AREA)
Abstract
Vynález se týká ortogonální feromagnetické sondy s alespoň jedním feromagnetickým jádrem (11.1, ..., 11.n), přičemž každé z feromagnetických jader je alespoň částečně umístěno uvnitř alespoň jedné snímací cívky (23.1, ..., 23.m). Každé feromagnetické jádro (11.1, ..., 11.n) se přitom alespoň částečně nachází uvnitř prostoru vyplněného výplňovým materiálem (22) tak, že alespoň 50 % povrchu každého feromagnetického jádra je v přímém kontaktu s tímto výplňovým materiálem (22), jehož konečný součinitel tepelné vodivosti při 25 °C je větší než 0,1 WmKa jehož konečná tvrdost podle stupnice Shore A při25 °C je od 5 do 70. Tím je zaručena teplotní homogenizace jádra a minimalizace mechanických napětí působících na jádro; oba tyto problémy v dosavadních řešeních zvyšují šum sondy. Dále je prostor vyplněný výplňovým materiálem (22) v délkovém úseku rovnajícím se alespoň 50 % podélného rozměru jádra ohraničen ve směrech kolmých na podélný rozměr jádra alespoň jedním dutým objektem, což zaručí zachování odolnosti vůči vibracím a rozměrovou stálost výplňového materiálu s nízkou tvrdostí.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CZ2017-386A CZ2017386A3 (cs) | 2017-06-30 | 2017-06-30 | Ortogonální feromagnetická sonda |
| EP18181052.4A EP3460499B1 (en) | 2017-06-30 | 2018-07-01 | Orthogonal fluxgate sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CZ2017-386A CZ2017386A3 (cs) | 2017-06-30 | 2017-06-30 | Ortogonální feromagnetická sonda |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CZ307319B6 true CZ307319B6 (cs) | 2018-05-30 |
| CZ2017386A3 CZ2017386A3 (cs) | 2018-05-30 |
Family
ID=62188892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CZ2017-386A CZ2017386A3 (cs) | 2017-06-30 | 2017-06-30 | Ortogonální feromagnetická sonda |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP3460499B1 (cs) |
| CZ (1) | CZ2017386A3 (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505556B (zh) * | 2020-03-27 | 2022-07-05 | 北京华航海鹰新技术开发有限责任公司 | 测量磁通门传感器中的探头噪声的方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB836440A (en) * | 1955-12-08 | 1960-06-01 | Sperry Rand Corp | Improvements in or relating to the use of ferrite members in microwave conductors |
| GB858548A (en) * | 1958-02-14 | 1961-01-11 | Square D Co | Metal detectors |
| JPH07217761A (ja) * | 1994-01-31 | 1995-08-15 | Kawaden:Kk | 電動バルブ |
| CN205427169U (zh) * | 2016-03-11 | 2016-08-03 | 苏州大学 | 一种基于mems技术的磁通门探头 |
| CN106772143A (zh) * | 2016-11-15 | 2017-05-31 | 上海交通大学 | 一种微型磁通门传感器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008275578A (ja) * | 2007-04-05 | 2008-11-13 | Fujikura Ltd | 磁気センサおよびその製造方法 |
| FR2979787B1 (fr) * | 2011-09-07 | 2013-10-11 | Commissariat Energie Atomique | Circuit imprime et capteur de champ magnetique ou de courant |
| JP2017015656A (ja) * | 2015-07-06 | 2017-01-19 | 株式会社フジクラ | フラックスゲート型磁気センサ素子およびその製造方法ならびにフラックスゲート型磁気センサおよびその製造方法 |
| US10345397B2 (en) * | 2016-05-31 | 2019-07-09 | Texas Instruments Incorporated | Highly sensitive, low power fluxgate magnetic sensor integrated onto semiconductor process technologies |
-
2017
- 2017-06-30 CZ CZ2017-386A patent/CZ2017386A3/cs not_active IP Right Cessation
-
2018
- 2018-07-01 EP EP18181052.4A patent/EP3460499B1/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB836440A (en) * | 1955-12-08 | 1960-06-01 | Sperry Rand Corp | Improvements in or relating to the use of ferrite members in microwave conductors |
| GB858548A (en) * | 1958-02-14 | 1961-01-11 | Square D Co | Metal detectors |
| JPH07217761A (ja) * | 1994-01-31 | 1995-08-15 | Kawaden:Kk | 電動バルブ |
| CN205427169U (zh) * | 2016-03-11 | 2016-08-03 | 苏州大学 | 一种基于mems技术的磁通门探头 |
| CN106772143A (zh) * | 2016-11-15 | 2017-05-31 | 上海交通大学 | 一种微型磁通门传感器 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3460499A1 (en) | 2019-03-27 |
| EP3460499B1 (en) | 2020-06-24 |
| CZ2017386A3 (cs) | 2018-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed due to non-payment of fee |
Effective date: 20220630 |