JPS548565A - Basic wave extracting apparatus - Google Patents
Basic wave extracting apparatusInfo
- Publication number
- JPS548565A JPS548565A JP7364377A JP7364377A JPS548565A JP S548565 A JPS548565 A JP S548565A JP 7364377 A JP7364377 A JP 7364377A JP 7364377 A JP7364377 A JP 7364377A JP S548565 A JPS548565 A JP S548565A
- Authority
- JP
- Japan
- Prior art keywords
- basic wave
- extracting apparatus
- wave extracting
- basic
- comparator
- 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.)
- Granted
Links
Abstract
PURPOSE: To perform detecting of basic frequencies highly accurately with a simple constitution by converting a.c. signal to basic wave containing pulse signals with a peak holding circuit and a comparator.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7364377A JPS548565A (en) | 1977-06-21 | 1977-06-21 | Basic wave extracting apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7364377A JPS548565A (en) | 1977-06-21 | 1977-06-21 | Basic wave extracting apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS548565A true JPS548565A (en) | 1979-01-22 |
JPS575468B2 JPS575468B2 (en) | 1982-01-30 |
Family
ID=13524168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7364377A Granted JPS548565A (en) | 1977-06-21 | 1977-06-21 | Basic wave extracting apparatus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS548565A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59118007A (en) * | 1982-12-25 | 1984-07-07 | 株式会社スズテック | Seeding of paper pot seedling |
-
1977
- 1977-06-21 JP JP7364377A patent/JPS548565A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59118007A (en) * | 1982-12-25 | 1984-07-07 | 株式会社スズテック | Seeding of paper pot seedling |
JPH0224483B2 (en) * | 1982-12-25 | 1990-05-29 | Suzutec Co Ltd |
Also Published As
Publication number | Publication date |
---|---|
JPS575468B2 (en) | 1982-01-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS53108481A (en) | Digital frequency analyzer | |
JPS548568A (en) | Tuner | |
JPS5223957A (en) | Sampling dot recorder | |
JPS548565A (en) | Basic wave extracting apparatus | |
JPS52119970A (en) | Sound measuring apparatus | |
JPS5413384A (en) | Sampling system | |
JPS5443012A (en) | Amplitude envelope detector of signal waves | |
JPS5229273A (en) | Signal component extraction apparatus by photoelectric conversion | |
JPS5397894A (en) | High frequency circuit for nuclear magnetism resonance device | |
JPS5238282A (en) | Densitometer | |
JPS5441783A (en) | Method and apparatus for detection of ultrasonic wave receiving signals | |
JPS5246750A (en) | Frequency detection circuit | |
JPS547114A (en) | Speed signal generator | |
JPS5437777A (en) | Device of discriminating generating condition of zero signal for detecting starting point signal | |
JPS5424567A (en) | Reproducing method of carrier | |
JPS5442184A (en) | Elastic surface wave spectrum analyzing circuit | |
JPS52130675A (en) | Measuring apparatus for carrier wave signal power | |
JPS5395674A (en) | High sensitivity signal detection system | |
JPS5397377A (en) | Comparison and detection device of pulse duration | |
JPS5421218A (en) | One-point emphasis corcuit | |
JPS51117077A (en) | Signal observing device | |
JPS545648A (en) | Noise elimination circuit for pulse signal | |
JPS5263357A (en) | Supersonic wave signal receiving device | |
JPS53114460A (en) | Underwater position locating system | |
JPS5335582A (en) | Peak position detecting circuit of signal wave form |