FR2311313B3 - - Google Patents
Info
- Publication number
- FR2311313B3 FR2311313B3 FR7614632A FR7614632A FR2311313B3 FR 2311313 B3 FR2311313 B3 FR 2311313B3 FR 7614632 A FR7614632 A FR 7614632A FR 7614632 A FR7614632 A FR 7614632A FR 2311313 B3 FR2311313 B3 FR 2311313B3
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/16—Monitoring arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
- G01H3/04—Frequency
- G01H3/08—Analysing frequencies present in complex vibrations, e.g. comparing harmonics present
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0007—Frequency selective voltage or current level measuring
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IE111275A IE43897B1 (en) | 1975-05-16 | 1975-05-16 | Improvements in and relating to frequency selective level meters and tracking generators |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2311313A1 FR2311313A1 (fr) | 1976-12-10 |
| FR2311313B3 true FR2311313B3 (en:Method) | 1980-10-17 |
Family
ID=11022095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7614632A Granted FR2311313A1 (fr) | 1975-05-16 | 1976-05-14 | Dispositif devant etre incorpore ou utilise en association avec un indicateur de niveau selectif en frequence et un generateur de poursuite |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2622304A1 (en:Method) |
| FR (1) | FR2311313A1 (en:Method) |
| GB (1) | GB1551322A (en:Method) |
| IE (1) | IE43897B1 (en:Method) |
-
1975
- 1975-05-16 IE IE111275A patent/IE43897B1/en unknown
-
1976
- 1976-05-14 GB GB2005776A patent/GB1551322A/en not_active Expired
- 1976-05-14 FR FR7614632A patent/FR2311313A1/fr active Granted
- 1976-05-17 DE DE19762622304 patent/DE2622304A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| IE43897B1 (en) | 1981-07-01 |
| IE43897L (en) | 1976-11-16 |
| DE2622304A1 (de) | 1976-12-16 |
| FR2311313A1 (fr) | 1976-12-10 |
| GB1551322A (en) | 1979-08-30 |