IT1206425B - Apparecchiatura per determinare la frequenza media effettiva di impulsi d'ingresso - Google Patents
Apparecchiatura per determinare la frequenza media effettiva di impulsi d'ingressoInfo
- Publication number
- IT1206425B IT1206425B IT41705/77A IT4170577A IT1206425B IT 1206425 B IT1206425 B IT 1206425B IT 41705/77 A IT41705/77 A IT 41705/77A IT 4170577 A IT4170577 A IT 4170577A IT 1206425 B IT1206425 B IT 1206425B
- Authority
- IT
- Italy
- Prior art keywords
- average frequency
- input pulses
- actual average
- actual
- pulses
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/1629—Error detection by comparing the output of redundant processing systems
- G06F11/1637—Error detection by comparing the output of redundant processing systems using additional compare functionality in one or some but not all of the redundant processing components
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D1/00—Measuring arrangements giving results other than momentary value of variable, of general application
- G01D1/02—Measuring arrangements giving results other than momentary value of variable, of general application giving mean values, e.g. root means square values
-
- 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
- G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2023—Failover techniques
- G06F11/2033—Failover techniques switching over of hardware resources
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2038—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant with a single idle spare processing component
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Computational Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Evolutionary Biology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Operations Research (AREA)
- Probability & Statistics with Applications (AREA)
- Bioinformatics & Computational Biology (AREA)
- Algebra (AREA)
- Life Sciences & Earth Sciences (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- Measurement Of Radiation (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Testing And Monitoring For Control Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/740,323 US4156929A (en) | 1976-11-09 | 1976-11-09 | Digital monitoring system |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1206425B true IT1206425B (it) | 1989-04-21 |
Family
ID=24976010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT41705/77A IT1206425B (it) | 1976-11-09 | 1977-11-07 | Apparecchiatura per determinare la frequenza media effettiva di impulsi d'ingresso |
Country Status (7)
Country | Link |
---|---|
US (1) | US4156929A (it) |
JP (1) | JPS5360534A (it) |
CA (1) | CA1087743A (it) |
DE (1) | DE2750154A1 (it) |
ES (1) | ES463969A1 (it) |
GB (1) | GB1563046A (it) |
IT (1) | IT1206425B (it) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113155880A (zh) * | 2021-05-08 | 2021-07-23 | 电子科技大学 | 一种采用无人机和xrf技术对土壤重金属污染的检测方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4445175A (en) * | 1981-09-14 | 1984-04-24 | Motorola, Inc. | Supervisory remote control system employing pseudorandom sequence |
JPS58201154A (ja) * | 1982-05-19 | 1983-11-22 | Nissan Motor Co Ltd | アンチスキッド制御装置用マイクロコンピュータのモード監視制御装置 |
DE3325340A1 (de) * | 1983-07-13 | 1985-01-24 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur messung von impulsraten |
US4608648A (en) * | 1984-04-09 | 1986-08-26 | Mitsubishi Denki Kabushiki Kaisha | Data display system |
JPH07168829A (ja) * | 1994-09-30 | 1995-07-04 | Hitachi Ltd | 文書作成方法 |
JPH08263486A (ja) * | 1995-03-24 | 1996-10-11 | Nec Corp | かな漢字変換装置及び方法 |
TW200625113A (en) * | 2004-12-21 | 2006-07-16 | Ind Tech Res Inst | Method for work place monitoring data management and analysis |
IT1391785B1 (it) * | 2008-11-21 | 2012-01-27 | St Microelectronics Srl | Sistema elettronico per il rilevamento di un guasto |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3770948A (en) * | 1972-05-26 | 1973-11-06 | Gte Automatic Electric Lab Inc | Data handling system maintenance arrangement |
US3895223A (en) * | 1973-01-03 | 1975-07-15 | Westinghouse Electric Corp | Circuit arrangement for enhancing the reliability of common bus outputs of plural redundant systems |
-
1976
- 1976-11-09 US US05/740,323 patent/US4156929A/en not_active Expired - Lifetime
-
1977
- 1977-10-24 CA CA289,326A patent/CA1087743A/en not_active Expired
- 1977-11-04 GB GB45913/77A patent/GB1563046A/en not_active Expired
- 1977-11-07 IT IT41705/77A patent/IT1206425B/it active
- 1977-11-08 ES ES463969A patent/ES463969A1/es not_active Expired
- 1977-11-09 JP JP13366077A patent/JPS5360534A/ja active Granted
- 1977-11-09 DE DE19772750154 patent/DE2750154A1/de not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113155880A (zh) * | 2021-05-08 | 2021-07-23 | 电子科技大学 | 一种采用无人机和xrf技术对土壤重金属污染的检测方法 |
Also Published As
Publication number | Publication date |
---|---|
GB1563046A (en) | 1980-03-19 |
US4156929A (en) | 1979-05-29 |
JPS5360534A (en) | 1978-05-31 |
CA1087743A (en) | 1980-10-14 |
JPS6363870B2 (it) | 1988-12-08 |
DE2750154A1 (de) | 1978-05-18 |
ES463969A1 (es) | 1978-07-16 |
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