IT999330B - Convertitore di frequenza a ten sione avente alta immunita di rumore - Google Patents
Convertitore di frequenza a ten sione avente alta immunita di rumoreInfo
- Publication number
- IT999330B IT999330B IT31140/73A IT3114073A IT999330B IT 999330 B IT999330 B IT 999330B IT 31140/73 A IT31140/73 A IT 31140/73A IT 3114073 A IT3114073 A IT 3114073A IT 999330 B IT999330 B IT 999330B
- Authority
- IT
- Italy
- Prior art keywords
- frequency converter
- voltage frequency
- noise immunity
- high noise
- immunity
- Prior art date
Links
- 230000036039 immunity Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/04—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
- H03K9/06—Demodulating pulses which have been modulated with a continuously-variable signal of frequency- or rate-modulated pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Analogue/Digital Conversion (AREA)
- Control Of Direct Current Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30499472A | 1972-11-09 | 1972-11-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT999330B true IT999330B (it) | 1976-02-20 |
Family
ID=23178842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT31140/73A IT999330B (it) | 1972-11-09 | 1973-11-09 | Convertitore di frequenza a ten sione avente alta immunita di rumore |
Country Status (6)
Country | Link |
---|---|
US (1) | US3778638A (it) |
JP (1) | JPS546224B2 (it) |
DE (1) | DE2355598C2 (it) |
FR (1) | FR2206628B1 (it) |
GB (1) | GB1441156A (it) |
IT (1) | IT999330B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3921081A (en) * | 1974-10-30 | 1975-11-18 | Gen Electric | Pulse generator for producing pulses of definable width |
JPS51137463A (en) * | 1975-05-23 | 1976-11-27 | Mitsubishi Electric Corp | Frequency detector |
US3999087A (en) * | 1975-08-15 | 1976-12-21 | Westinghouse Electric Corporation | Missing phase detection circuit for use with three-phase power sources |
DE2726383C2 (de) * | 1977-06-10 | 1985-07-18 | Diehl GmbH & Co, 8500 Nürnberg | Elektromechanische Stelleinrichtung für eine elektronische Digitalanzeige |
JPS5692607A (en) * | 1979-12-26 | 1981-07-27 | Hitachi Ltd | Frequency discriminating circuit |
JPS57152218A (en) * | 1981-03-13 | 1982-09-20 | Pioneer Electronic Corp | Frequency and voltage converting circuit |
JPS58137307A (ja) * | 1982-02-10 | 1983-08-15 | Hitachi Ltd | パルスカウントfm検波回路 |
US4503397A (en) * | 1982-06-17 | 1985-03-05 | General Motors Corporation | AM Stereo pilot signal detection circuitry |
JPS59105409A (ja) * | 1982-12-08 | 1984-06-18 | 松下電器産業株式会社 | 吊戸棚 |
JPS607809A (ja) * | 1983-06-28 | 1985-01-16 | 柳原工業株式会社 | 収納棚 |
US4812677A (en) * | 1987-10-15 | 1989-03-14 | Motorola | Power supply control with false shut down protection |
JP3473165B2 (ja) * | 1994-05-31 | 2003-12-02 | 株式会社デンソー | 周波数ー電圧変換装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3099800A (en) * | 1961-07-11 | 1963-07-30 | Kauke And Company Inc | Frequency to voltage converting circuit |
US3461392A (en) * | 1966-09-08 | 1969-08-12 | Richard Smith Hughes | Pulse repetition frequency to direct current converter |
US3502904A (en) * | 1967-06-12 | 1970-03-24 | Combustion Eng | Pulse-frequency to dc converter |
GB1279611A (en) * | 1968-07-01 | 1972-06-28 | George William Gurry | Improvements in circuit arrangements |
US3581217A (en) * | 1968-11-05 | 1971-05-25 | Wayne R Isaacs | Frequency to direct current converter circuit |
US3591859A (en) * | 1969-06-26 | 1971-07-06 | Phillips Petroleum Co | Switching circuit |
DE2146512A1 (de) * | 1971-09-17 | 1973-03-22 | Bosch Elektronik Gmbh | Digitale messeinrichtung |
-
1972
- 1972-11-09 US US00304994A patent/US3778638A/en not_active Expired - Lifetime
-
1973
- 1973-11-07 DE DE2355598A patent/DE2355598C2/de not_active Expired
- 1973-11-09 FR FR7339824A patent/FR2206628B1/fr not_active Expired
- 1973-11-09 IT IT31140/73A patent/IT999330B/it active
- 1973-11-09 GB GB5216273A patent/GB1441156A/en not_active Expired
- 1973-11-09 JP JP12554273A patent/JPS546224B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2355598C2 (de) | 1985-02-14 |
FR2206628B1 (it) | 1978-04-21 |
JPS49135656A (it) | 1974-12-27 |
FR2206628A1 (it) | 1974-06-07 |
JPS546224B2 (it) | 1979-03-26 |
GB1441156A (en) | 1976-06-30 |
DE2355598A1 (de) | 1974-05-16 |
US3778638A (en) | 1973-12-11 |
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