FR2239048A1 - - Google Patents
Info
- Publication number
- FR2239048A1 FR2239048A1 FR7425631A FR7425631A FR2239048A1 FR 2239048 A1 FR2239048 A1 FR 2239048A1 FR 7425631 A FR7425631 A FR 7425631A FR 7425631 A FR7425631 A FR 7425631A FR 2239048 A1 FR2239048 A1 FR 2239048A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
- G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
- G04F5/063—Constructional details
-
- 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
- H03H9/05—Holders; Supports
- H03H9/08—Holders with means for regulating temperature
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732337436 DE2337436C2 (en) | 1973-07-24 | 1973-07-24 | Arrangement for keeping the frequency of a piezo or ferroelectric oscillating crystal constant |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2239048A1 true FR2239048A1 (en) | 1975-02-21 |
FR2239048B3 FR2239048B3 (en) | 1980-01-04 |
Family
ID=5887772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7425631A Expired FR2239048B3 (en) | 1973-07-24 | 1974-07-24 |
Country Status (5)
Country | Link |
---|---|
CH (2) | CH588784B5 (en) |
DE (1) | DE2337436C2 (en) |
FR (1) | FR2239048B3 (en) |
GB (1) | GB1435665A (en) |
IT (1) | IT1017173B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2484734A1 (en) * | 1980-06-13 | 1981-12-18 | Cepe | Piezoelectric resonator for thermostatic control - has components for temp. stabilisation circuit using quartz or lithium tantalate plate mounted on solid ring |
FR2504293A1 (en) * | 1981-04-20 | 1982-10-22 | Burr Brown Res Corp | METHOD AND MODULE FOR TEMPERATURE REGULATION FOR AN ELECTRONIC CIRCUIT |
FR2587857A1 (en) * | 1985-09-24 | 1987-03-27 | Centre Nat Rech Scient | OSCILLATOR THERMOSTATE MINIATURE |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9610663D0 (en) * | 1996-05-22 | 1996-07-31 | Univ Paisley | Temperature control apparatus and methods |
US6147565A (en) * | 1998-01-20 | 2000-11-14 | Toyo Communication Equipment Co., Ltd. | Piezo-oscillator with heater and temperature control circuit |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2037636A1 (en) * | 1970-07-29 | 1972-02-10 | Philips Patentverwaltung | Integrated monolithic semiconductor circuit with controlled crystal temperature |
-
1973
- 1973-07-24 DE DE19732337436 patent/DE2337436C2/en not_active Expired
-
1974
- 1974-07-16 IT IT2519374A patent/IT1017173B/en active
- 1974-07-18 GB GB3185174A patent/GB1435665A/en not_active Expired
- 1974-07-23 CH CH1011474A patent/CH588784B5/xx not_active IP Right Cessation
- 1974-07-23 CH CH1011474D patent/CH1011474A4/xx unknown
- 1974-07-24 FR FR7425631A patent/FR2239048B3/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2484734A1 (en) * | 1980-06-13 | 1981-12-18 | Cepe | Piezoelectric resonator for thermostatic control - has components for temp. stabilisation circuit using quartz or lithium tantalate plate mounted on solid ring |
FR2504293A1 (en) * | 1981-04-20 | 1982-10-22 | Burr Brown Res Corp | METHOD AND MODULE FOR TEMPERATURE REGULATION FOR AN ELECTRONIC CIRCUIT |
FR2587857A1 (en) * | 1985-09-24 | 1987-03-27 | Centre Nat Rech Scient | OSCILLATOR THERMOSTATE MINIATURE |
EP0217713A1 (en) * | 1985-09-24 | 1987-04-08 | Centre National De La Recherche Scientifique (Cnrs) | Miniature oscillator including a thermostat |
US4719384A (en) * | 1985-09-24 | 1988-01-12 | Centre National De La Recherche Scientifique | Miniature thermostatted oscillator |
Also Published As
Publication number | Publication date |
---|---|
IT1017173B (en) | 1977-07-20 |
CH1011474A4 (en) | 1976-09-15 |
GB1435665A (en) | 1976-05-12 |
CH588784B5 (en) | 1977-06-15 |
DE2337436C2 (en) | 1982-02-04 |
FR2239048B3 (en) | 1980-01-04 |
DE2337436A1 (en) | 1975-02-13 |