GB824786A - Improvements in or relating to piezo-electric elements and electric circuits using such elements - Google Patents
Improvements in or relating to piezo-electric elements and electric circuits using such elementsInfo
- Publication number
- GB824786A GB824786A GB3512856A GB3512856A GB824786A GB 824786 A GB824786 A GB 824786A GB 3512856 A GB3512856 A GB 3512856A GB 3512856 A GB3512856 A GB 3512856A GB 824786 A GB824786 A GB 824786A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electric
- silver
- crystal
- elements
- heater
- 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.)
- Expired
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 4
- 239000013078 crystal Substances 0.000 abstract 4
- 229910052709 silver Inorganic materials 0.000 abstract 4
- 239000004332 silver Substances 0.000 abstract 4
- 239000011521 glass Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000009760 electrical discharge machining Methods 0.000 abstract 1
- 238000000866 electrolytic etching Methods 0.000 abstract 1
- 238000005530 etching Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052737 gold Inorganic materials 0.000 abstract 1
- 239000010931 gold Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000000873 masking effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000004544 sputter deposition Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
- H03L1/04—Constructional details for maintaining temperature constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/32—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using change of resonant frequency of a crystal
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
- G05D23/2401—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor using a heating element as a sensing element
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/323—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator the resonator having more than two terminals
-
- 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
- H03H3/02—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 piezoelectric or electrostrictive resonators or networks
- H03H3/04—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 piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Surface Heating Bodies (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DENDAT1065473D DE1065473B (enrdf_load_stackoverflow) | 1956-11-16 | ||
| GB3512856A GB824786A (en) | 1956-11-16 | 1956-11-16 | Improvements in or relating to piezo-electric elements and electric circuits using such elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3512856A GB824786A (en) | 1956-11-16 | 1956-11-16 | Improvements in or relating to piezo-electric elements and electric circuits using such elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB824786A true GB824786A (en) | 1959-12-02 |
Family
ID=10374162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3512856A Expired GB824786A (en) | 1956-11-16 | 1956-11-16 | Improvements in or relating to piezo-electric elements and electric circuits using such elements |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1065473B (enrdf_load_stackoverflow) |
| GB (1) | GB824786A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3201621A (en) * | 1963-03-18 | 1965-08-17 | Milner Consuelo Stokes | Thermally stabilized crystal units |
| US3531663A (en) * | 1965-07-29 | 1970-09-29 | Exxon Research Engineering Co | Integral heater piezoelectric devices |
| FR2538633A1 (fr) * | 1982-12-27 | 1984-06-29 | France Etat | Oscillateur haute frequence a defaut d'isochronisme compense |
-
0
- DE DENDAT1065473D patent/DE1065473B/de active Pending
-
1956
- 1956-11-16 GB GB3512856A patent/GB824786A/en not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3201621A (en) * | 1963-03-18 | 1965-08-17 | Milner Consuelo Stokes | Thermally stabilized crystal units |
| US3531663A (en) * | 1965-07-29 | 1970-09-29 | Exxon Research Engineering Co | Integral heater piezoelectric devices |
| FR2538633A1 (fr) * | 1982-12-27 | 1984-06-29 | France Etat | Oscillateur haute frequence a defaut d'isochronisme compense |
| EP0113264A1 (fr) * | 1982-12-27 | 1984-07-11 | ETAT-FRANCAIS représenté par le Délégué Général pour l' Armement | Oscillateur haute fréquence à défaut d'isochronisme compensé |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1065473B (enrdf_load_stackoverflow) | 1959-09-17 |
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