DE1516647C3 - Ultraschall-Anwesenheitsdetektor - Google Patents
Ultraschall-AnwesenheitsdetektorInfo
- Publication number
- DE1516647C3 DE1516647C3 DE19661516647 DE1516647A DE1516647C3 DE 1516647 C3 DE1516647 C3 DE 1516647C3 DE 19661516647 DE19661516647 DE 19661516647 DE 1516647 A DE1516647 A DE 1516647A DE 1516647 C3 DE1516647 C3 DE 1516647C3
- Authority
- DE
- Germany
- Prior art keywords
- capacitor
- switch
- detector
- voltage
- pulse
- 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.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 claims description 82
- 238000002604 ultrasonography Methods 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000006870 function Effects 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 2
- 108010076504 Protein Sorting Signals Proteins 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 230000005284 excitation Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 17
- 230000003321 amplification Effects 0.000 description 5
- 230000000977 initiatory effect Effects 0.000 description 5
- 238000011835 investigation Methods 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 241001465754 Metazoa Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 101150087426 Gnal gene Proteins 0.000 description 1
- 240000002129 Malva sylvestris Species 0.000 description 1
- 235000006770 Malva sylvestris Nutrition 0.000 description 1
- 241000282376 Panthera tigris Species 0.000 description 1
- 208000003028 Stuttering Diseases 0.000 description 1
- LWZFANDGMFTDAV-BURFUSLBSA-N [(2r)-2-[(2r,3r,4s)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O LWZFANDGMFTDAV-BURFUSLBSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 235000011067 sorbitan monolaureate Nutrition 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/04—Systems determining presence of a target
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/526—Receivers
- G01S7/529—Gain of receiver varied automatically during pulse-recurrence period
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US44414765A | 1965-03-31 | 1965-03-31 | |
| US83619169A | 1969-05-19 | 1969-05-19 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1516647A1 DE1516647A1 (de) | 1969-06-19 |
| DE1516647B2 DE1516647B2 (de) | 1975-01-16 |
| DE1516647C3 true DE1516647C3 (de) | 1975-08-28 |
Family
ID=27033796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661516647 Expired DE1516647C3 (de) | 1965-03-31 | 1966-03-22 | Ultraschall-Anwesenheitsdetektor |
Country Status (4)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116136060A (zh) * | 2021-11-16 | 2023-05-19 | 广州视源电子科技股份有限公司 | 衣物干湿状态检测方法、装置、衣物护理机及存储介质 |
-
1966
- 1966-01-24 GB GB306466A patent/GB1122552A/en not_active Expired
- 1966-02-25 BE BE677066D patent/BE677066A/xx unknown
- 1966-03-22 DE DE19661516647 patent/DE1516647C3/de not_active Expired
- 1966-03-25 NL NL6603938A patent/NL148707B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL148707B (nl) | 1976-02-16 |
| NL6603938A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-10-03 |
| DE1516647B2 (de) | 1975-01-16 |
| GB1122552A (en) | 1968-08-07 |
| DE1516647A1 (de) | 1969-06-19 |
| BE677066A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-07-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |