JPS5438144A - Acoustic holography recording method - Google Patents
Acoustic holography recording methodInfo
- Publication number
- JPS5438144A JPS5438144A JP10459277A JP10459277A JPS5438144A JP S5438144 A JPS5438144 A JP S5438144A JP 10459277 A JP10459277 A JP 10459277A JP 10459277 A JP10459277 A JP 10459277A JP S5438144 A JPS5438144 A JP S5438144A
- Authority
- JP
- Japan
- Prior art keywords
- recording method
- acoustic holography
- test specimen
- holography recording
- microphone
- 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.)
- Pending
Links
Landscapes
- Holo Graphy (AREA)
Abstract
PURPOSE: To let sound pressure distribution be readily displayed in test specimen by separately providing a speaker near the test specimen emitting noise, collecting thesounds of both with a moving microphone and a stationary microphone, adding and combining the two sets of hologram information with a calculator and performing reproduction operation.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10459277A JPS5438144A (en) | 1977-08-31 | 1977-08-31 | Acoustic holography recording method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10459277A JPS5438144A (en) | 1977-08-31 | 1977-08-31 | Acoustic holography recording method |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5438144A true JPS5438144A (en) | 1979-03-22 |
Family
ID=14384691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10459277A Pending JPS5438144A (en) | 1977-08-31 | 1977-08-31 | Acoustic holography recording method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5438144A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62153885A (en) * | 1985-12-27 | 1987-07-08 | Mitsubishi Electric Corp | Image reproduction method by ultrasonic wave or electromagnetic wave holography |
JPS62153886A (en) * | 1985-12-27 | 1987-07-08 | Mitsubishi Electric Corp | Image reproducing device by ultrasonic wave or electromagnetic wave holography |
US7661952B2 (en) | 2004-06-10 | 2010-02-16 | Toyota Jidosha Kabushiki Kaisha | Hot runner device and injection molding machine |
-
1977
- 1977-08-31 JP JP10459277A patent/JPS5438144A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62153885A (en) * | 1985-12-27 | 1987-07-08 | Mitsubishi Electric Corp | Image reproduction method by ultrasonic wave or electromagnetic wave holography |
JPS62153886A (en) * | 1985-12-27 | 1987-07-08 | Mitsubishi Electric Corp | Image reproducing device by ultrasonic wave or electromagnetic wave holography |
JPH0458632B2 (en) * | 1985-12-27 | 1992-09-18 | Mitsubishi Electric Corp | |
JPH0561614B2 (en) * | 1985-12-27 | 1993-09-06 | Mitsubishi Electric Corp | |
US7661952B2 (en) | 2004-06-10 | 2010-02-16 | Toyota Jidosha Kabushiki Kaisha | Hot runner device and injection molding machine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Latham | The signal-to-noise ratio for speech intelligibility—An auditorium acoustics design index | |
JPS5438144A (en) | Acoustic holography recording method | |
JPS543561A (en) | Production of hologram wave front transducers | |
JPS522502A (en) | Method of collecting sound | |
JPS51126708A (en) | Acoustic apparatus | |
JPS5658108A (en) | Magnetic tape device | |
ATE150566T1 (en) | TEACHING AID | |
GB913487A (en) | Improvements in or relating to a method of and apparatus for magnetically recording and/or playing back sound | |
JPS51138413A (en) | Magnetic sheet recorder/reproducer | |
JPS51134105A (en) | Recorder, reproducing equipment and related recording media of multi- dimensional acoustic signals | |
JPS5324802A (en) | Multi-channel stereophonic reproducing system | |
JPS51118411A (en) | Recording and reproducing device | |
HARWOOD et al. | Acoustic scaling: Instrumentation(Instrumentation and methods used with acoustic studio scale model) | |
JPS53116101A (en) | Acoustic reproducer | |
Worster | The life and works of Cecil Effinger: Composer and inventor. | |
JPS53116102A (en) | Acoustic reproducer | |
Ghişa et al. | Informational synergy features in live broadcasting | |
JPS5560397A (en) | Method and device for complete stereophonic recording and reproduction by regularly-triangular arrangement | |
JPS538104A (en) | Tone arm for record player | |
ES8302338A1 (en) | Teaching system utilizing sound recording and reproduction | |
JPS522401A (en) | Method of sound reproduction | |
JPS5342805A (en) | Tape recorder for appreciation and practice at music and tape used in that tape recorder | |
JPS5216220A (en) | Recording material | |
JPS51134104A (en) | Recorder, reproducing equipment and related recording media of multi- dimensional acoustic signals | |
JPS5211003A (en) | Record/playback system |