GB1522077A - Signal generator - Google Patents
Signal generatorInfo
- Publication number
- GB1522077A GB1522077A GB34000/76A GB3400076A GB1522077A GB 1522077 A GB1522077 A GB 1522077A GB 34000/76 A GB34000/76 A GB 34000/76A GB 3400076 A GB3400076 A GB 3400076A GB 1522077 A GB1522077 A GB 1522077A
- Authority
- GB
- United Kingdom
- Prior art keywords
- delta
- width
- length
- signal generator
- base signal
- 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
- 239000013078 crystal Substances 0.000 abstract 3
- 239000010453 quartz Substances 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005498 polishing Methods 0.000 abstract 1
Classifications
-
- 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
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
-
- 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
- H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
- H03L1/026—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using a memory for digitally storing correction values
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
-
- 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
- H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
- H03L1/027—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using frequency conversion means which is variable with temperature, e.g. mixer, frequency divider, pulse add/substract logic circuit
-
- 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
- H03L1/028—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only of generators comprising piezoelectric resonators
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
- Electric Clocks (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Stereo-Broadcasting Methods (AREA)
- Details Of Television Scanning (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50103277A JPS5227247A (en) | 1975-08-26 | 1975-08-26 | Signal generator with gt-cut quatz vibrator |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1522077A true GB1522077A (en) | 1978-08-23 |
Family
ID=14349857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB34000/76A Expired GB1522077A (en) | 1975-08-26 | 1976-08-16 | Signal generator |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5227247A (ja) |
CH (1) | CH631046GA3 (ja) |
DE (1) | DE2638311A1 (ja) |
FR (1) | FR2322478A1 (ja) |
GB (1) | GB1522077A (ja) |
HK (1) | HK43581A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3111736A1 (de) * | 1981-03-25 | 1982-11-25 | Siemens AG, 1000 Berlin und 8000 München | Taktgeneratoranordnung |
US5006296A (en) * | 1988-09-01 | 1991-04-09 | The Dow Chemical Company | Process for the preparation of fibers of stereoregular polystyrene |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1762746A1 (de) * | 1967-08-21 | 1970-08-20 | Synchron Druzstov Pro Vyvoj A | Verfahren zur Syntonisation genauer Oszillatoren und Anordnung zum Durchfuehren dieses Verfahrens |
US3657657A (en) * | 1970-08-03 | 1972-04-18 | William T Jefferson | Digital sine wave generator |
CH554015A (ja) * | 1971-10-15 | 1974-09-13 | ||
JPS5181543A (ja) * | 1975-01-14 | 1976-07-16 | Suwa Seikosha Kk | Shuhasujidoondohoshosochi |
-
1975
- 1975-08-26 JP JP50103277A patent/JPS5227247A/ja active Pending
-
1976
- 1976-08-16 GB GB34000/76A patent/GB1522077A/en not_active Expired
- 1976-08-19 FR FR7625202A patent/FR2322478A1/fr active Granted
- 1976-08-25 DE DE19762638311 patent/DE2638311A1/de active Granted
- 1976-08-25 CH CH1077076A patent/CH631046GA3/fr unknown
-
1981
- 1981-08-27 HK HK435/81A patent/HK43581A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE2638311C2 (ja) | 1987-04-23 |
FR2322478A1 (fr) | 1977-03-25 |
DE2638311A1 (de) | 1977-03-10 |
JPS5227247A (en) | 1977-03-01 |
FR2322478B1 (ja) | 1982-02-12 |
HK43581A (en) | 1981-09-04 |
CH631046B (fr) | |
CH631046GA3 (en) | 1982-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |