FR2346800B1 - - Google Patents
Info
- Publication number
- FR2346800B1 FR2346800B1 FR7709816A FR7709816A FR2346800B1 FR 2346800 B1 FR2346800 B1 FR 2346800B1 FR 7709816 A FR7709816 A FR 7709816A FR 7709816 A FR7709816 A FR 7709816A FR 2346800 B1 FR2346800 B1 FR 2346800B1
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3681276A JPS52119970A (en) | 1976-03-31 | 1976-03-31 | Sound measuring apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2346800A1 FR2346800A1 (fr) | 1977-10-28 |
| FR2346800B1 true FR2346800B1 (en:Method) | 1983-03-18 |
Family
ID=12480175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7709816A Granted FR2346800A1 (fr) | 1976-03-31 | 1977-03-31 | Installation de mesure acoustique |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4124895A (en:Method) |
| JP (1) | JPS52119970A (en:Method) |
| CA (1) | CA1079842A (en:Method) |
| DE (1) | DE2714198A1 (en:Method) |
| FR (1) | FR2346800A1 (en:Method) |
| GB (1) | GB1569367A (en:Method) |
| NL (1) | NL7703534A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555224A (en) * | 1978-10-18 | 1980-04-23 | Sony Corp | Device for measuring acoustic characteristic |
| US4468756A (en) * | 1982-05-20 | 1984-08-28 | Chan Computer Corporation | Method and apparatus for processing languages |
| US5774558A (en) * | 1995-10-30 | 1998-06-30 | Rsq, Llc | Sound imager |
| JP3699648B2 (ja) * | 2000-12-20 | 2005-09-28 | 富士電機ホールディングス株式会社 | 騒音監視システム |
| US7979620B2 (en) * | 2006-12-27 | 2011-07-12 | International Business Machines Corporation | Method, system and computer program for monitoring activities on computers connected through a hardware switch |
| KR101132884B1 (ko) * | 2009-02-04 | 2012-04-03 | 엘에스산전 주식회사 | 전원 안정화 회로망에서의 노이즈 측정 시스템, 이에 적용되는 가변 필터 및, 전원 안정화 회로망에서의 노이즈 측정 방법 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3270833A (en) * | 1964-12-10 | 1966-09-06 | Bell Telephone Labor Inc | Method of and apparatus for measuring ensemble averages and decay curves |
| US3658147A (en) * | 1970-06-29 | 1972-04-25 | Us Navy | Device for measuring acoustic quantities |
| US3827288A (en) * | 1972-03-16 | 1974-08-06 | Nasa | Digital servo control of random sound test excitation |
| US3781824A (en) | 1972-11-20 | 1973-12-25 | Gen Motors Corp | Solid state crash recorder |
| JPS50160031A (en:Method) * | 1974-06-17 | 1975-12-25 |
-
1976
- 1976-03-31 JP JP3681276A patent/JPS52119970A/ja active Pending
-
1977
- 1977-03-23 GB GB12241/77A patent/GB1569367A/en not_active Expired
- 1977-03-29 CA CA274,981A patent/CA1079842A/en not_active Expired
- 1977-03-30 DE DE19772714198 patent/DE2714198A1/de not_active Ceased
- 1977-03-30 US US05/783,061 patent/US4124895A/en not_active Expired - Lifetime
- 1977-03-31 NL NL7703534A patent/NL7703534A/xx not_active Application Discontinuation
- 1977-03-31 FR FR7709816A patent/FR2346800A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52119970A (en) | 1977-10-07 |
| NL7703534A (nl) | 1977-10-04 |
| GB1569367A (en) | 1980-06-11 |
| DE2714198A1 (de) | 1977-10-13 |
| US4124895A (en) | 1978-11-07 |
| CA1079842A (en) | 1980-06-17 |
| FR2346800A1 (fr) | 1977-10-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |