|
|
Found results for
 patents
1.
|
Process for annealing a poled ceramic
| Application Number |
18406167 |
| Grant Number |
12329031 |
| Status |
In Force |
| Filing Date |
2024-01-07 |
| First Publication Date |
2024-05-02 |
| Grant Date |
2025-06-10 |
| Owner |
Ionix Advanced Technologies Ltd (United Kingdom)
|
| Inventor |
- Bell, Andrew John
- Comyn, Timothy Paul Alistair
|
Abstract
The present disclosure relates to a process for annealing poled ceramic over a heating period during which the temperature is raised incrementally to “lock-in” desirable high temperature characteristics.
IPC Classes ?
- H10N 30/045 - Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
- C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
- C04B 35/64 - Burning or sintering processes
- H10N 30/853 - Ceramic compositions
|
2.
|
TRANSDUCER AND METHOD OF MANUFACTURE
| Application Number |
18253906 |
| Status |
Pending |
| Filing Date |
2021-11-30 |
| First Publication Date |
2024-02-29 |
| Owner |
IONIX ADVANCED TECHNOLOGIES LTD (United Kingdom)
|
| Inventor |
- Stevenson, Timothy James
- Wang, Chuangnan
|
Abstract
A method of manufacturing an array transducer arrangement, an array transducer arrangement for use in a high temperature environment, a method of manufacturing an array transducer arrangement for use in a high temperature environment, apparatus for selectively emitting ultrasonic waves in a high temperature environment, a method of producing a porous backing layer for a high temperature array transducer arrangement, and a backing layer for an array transducer arrangement are disclosed. The method of manufacturing an array transducer arrangement comprises: providing a piezoelectric layer; arranging a backing layer on a first face of the piezoelectric layer; and cutting a plurality of primary kerfs through the piezoelectric layer and into the backing layer to provide a plurality of piezoelectric elements; whereby the primary kerfs define a pitch of the plurality of piezoelectric elements.
IPC Classes ?
- B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- H10N 30/088 - Shaping or machining of piezoelectric or electrostrictive bodies by machining by cutting or dicing
|
3.
|
TRANSDUCER AND METHOD OF MANUFACTURE
| Application Number |
GB2021053115 |
| Publication Number |
2022/118007 |
| Status |
In Force |
| Filing Date |
2021-11-30 |
| Publication Date |
2022-06-09 |
| Owner |
IONIX ADVANCED TECHNOLOGIES LTD (United Kingdom)
|
| Inventor |
- Stevenson, Timothy James
- Wang, Chuangnan
|
Abstract
A method of manufacturing an array transducer arrangement, an array transducer arrangement for use in a high temperature environment, a method of manufacturing an array transducer arrangement for use in a high temperature environment, apparatus for selectively emitting ultrasonic waves in a high temperature environment, a method of producing a porous backing layer for a high temperature array transducer arrangement, and a backing layer for an array transducer arrangement are disclosed. The method of manufacturing an array transducer arrangement comprises: providing a piezoelectric layer; arranging a backing layer on a first face of the piezoelectric layer; and cutting a plurality of primary kerfs through the piezoelectric layer and into the backing layer to provide a plurality of piezoelectric elements; whereby the primary kerfs define a pitch of the plurality of piezoelectric elements.
IPC Classes ?
- B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
|
4.
|
PROCESS FOR ANNEALING A POLED CERAMIC
| Application Number |
17253527 |
| Status |
Pending |
| Filing Date |
2019-06-12 |
| First Publication Date |
2021-05-13 |
| Owner |
Ionix Advanced Technologies Ltd (United Kingdom)
|
| Inventor |
- Bell, Andrew John
- Comyn, Timothy Paul, Alistair
|
Abstract
The present invention relates to a process for annealing a poled ceramic over a heating period during which the temperature is raised incrementally to “lock-in” desirable high temperature characteristics.
IPC Classes ?
- H01L 41/257 - Treating devices or parts thereof to modify a piezo-electric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
- H01L 41/187 - Ceramic compositions
- C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
- C04B 35/64 - Burning or sintering processes
|
5.
|
A PROCESS FOR ANNEALING A POLED CERAMIC
| Application Number |
GB2019051621 |
| Publication Number |
2019/243778 |
| Status |
In Force |
| Filing Date |
2019-06-12 |
| Publication Date |
2019-12-26 |
| Owner |
IONIX ADVANCED TECHNOLOGIES LTD (United Kingdom)
|
| Inventor |
- Bell, Andrew, John
- Comyn, Timothy, Paul, Alistair
|
Abstract
The present invention relates to a process for annealing a poled ceramic over a heating period during which the temperature is raised incrementally to "lock-in" desirable high temperature characteristics.
IPC Classes ?
- H01L 41/253 - Treating devices or parts thereof to modify a piezo-electric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
- H01L 41/37 - Composite materials
|
6.
|
CERAMIC
| Application Number |
GB2018051269 |
| Publication Number |
2018/206969 |
| Status |
In Force |
| Filing Date |
2018-05-10 |
| Publication Date |
2018-11-15 |
| Owner |
- XAAR TECHNOLOGY LIMITED (United Kingdom)
- IONIX ADVANCED TECHNOLOGIES LTD (United Kingdom)
|
| Inventor |
- Watson, Michael
- Condie, Angus
- Comyn, Timothy Paul
- Bell, Andrew
|
Abstract
There is disclosed a piezoelectric ceramic having the composition: a[PbTiO3]- b[SrTiO3] - c[BiFeO3] - d[(KxBi1-x)TiO3]; wherein 0.4 < x < 0.6; 0.1 < a < 0.4; 0.01 < b≤ 0.2; c≥ 0.05; d≥ 0.01; and a + b +c + d =1 optionally comprising an A- or B-site metal dopant in an amount of up to 2 at.%.
IPC Classes ?
- C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
- C04B 35/462 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates
- C04B 35/475 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on bismuth titanates
- H01L 41/43 - Inorganic materials by sintering
- H01L 41/00 - SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR - Details thereof
- H01L 41/187 - Ceramic compositions
- C04B 35/626 - Preparing or treating the powders individually or as batches
- B41J 2/14 - Structure thereof
- C04B 35/64 - Burning or sintering processes
- C04B 35/645 - Pressure sintering
|
7.
|
Piezoelectric transducers
| Application Number |
15548815 |
| Grant Number |
10730074 |
| Status |
In Force |
| Filing Date |
2016-02-05 |
| First Publication Date |
2018-01-18 |
| Grant Date |
2020-08-04 |
| Owner |
Ionix Advanced Technologies Ltd (United Kingdom)
|
| Inventor |
- Stevenson, Timothy James
- Comyn, Timothy Paul Alistair
|
Abstract
A piezoelectric transducer comprises a piezoelectric element operable to transduce mechanical movement of the piezoelectric element to an electrical signal and to transduce an electrical signal in the piezoelectric element to a mechanical movement thereof, wherein the piezoelectric transducer is operable to transduce above a temperature of 200° C.
IPC Classes ?
- B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- H01L 41/187 - Ceramic compositions
- G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
- H01L 41/08 - Piezo-electric or electrostrictive elements
|
8.
|
PIEZOELECTRIC TRANSDUCERS
| Application Number |
GB2016050270 |
| Publication Number |
2016/124941 |
| Status |
In Force |
| Filing Date |
2016-02-05 |
| Publication Date |
2016-08-11 |
| Owner |
IONIX ADVANCED TECHNOLOGIES LTD (United Kingdom)
|
| Inventor |
- Stevenson, Timothy James
- Comyn, Timothy Paul Alistair
|
Abstract
A piezoelectric transducer comprises a piezoelectric element operable to transduce mechanical movement of the piezoelectric element to an electrical signal and to transduce an electrical signal in the piezoelectric element to a mechanical movement thereof, wherein the piezoelectric transducer is operable to transduce above a temperature of 200°C.
IPC Classes ?
- B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- G01H 11/08 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
- H01L 41/08 - Piezo-electric or electrostrictive elements
|
9.
|
Ceramic
| Application Number |
14980738 |
| Grant Number |
10020442 |
| Status |
In Force |
| Filing Date |
2015-12-28 |
| First Publication Date |
2016-08-04 |
| Grant Date |
2018-07-10 |
| Owner |
Ionix Advanced Technologies Limited (United Kingdom)
|
| Inventor |
- Bell, Andrew John
- Comyn, Timothy
|
Abstract
The present invention relates to a ceramic comprising (or consisting essentially of) a solid solution containing Bi, K, Ti and Fe (and optionally Pb) which exhibits piezoelectric behavior.
IPC Classes ?
- H01L 41/187 - Ceramic compositions
- C04B 35/475 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on bismuth titanates
- C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
- C04B 35/462 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates
- H01L 41/43 - Inorganic materials by sintering
|
10.
|
Ceramic
| Application Number |
13812039 |
| Grant Number |
09312469 |
| Status |
In Force |
| Filing Date |
2011-07-19 |
| First Publication Date |
2013-08-15 |
| Grant Date |
2016-04-12 |
| Owner |
IONIX ADVANCED TECHNOLOGIES LIMITED (United Kingdom)
|
| Inventor |
- Bell, Andrew John
- Comyn, Timothy
|
Abstract
The present invention relates to a ceramic comprising (or consisting essentially of) a solid solution containing Bi, K, Ti and Fe (and optionally Pb) which exhibits piezoelectric behavior.
IPC Classes ?
- H01L 41/187 - Ceramic compositions
- C04B 35/475 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on bismuth titanates
- C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
- C04B 35/462 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates
- H01L 41/43 - Inorganic materials by sintering
|
11.
|
CERAMIC
| Document Number |
02806756 |
| Status |
In Force |
| Filing Date |
2011-07-19 |
| Open to Public Date |
2012-02-02 |
| Grant Date |
2017-08-01 |
| Owner |
IONIX ADVANCED TECHNOLOGIES LIMITED (United Kingdom)
|
| Inventor |
- Bell, Andrew John
- Comyn, Timothy
|
Abstract
The present invention relates to a ceramic comprising (or consisting essentially of) a solid solution containing Bi, K, Ti and Fe (and optionally Pb) which exhibits piezoelectric behaviour.
IPC Classes ?
- C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
- C04B 35/462 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates
- C04B 35/475 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on bismuth titanates
|
|
