NO20191252A1 - - Google Patents
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- Publication number
- NO20191252A1 NO20191252A1 NO20191252A NO20191252A NO20191252A1 NO 20191252 A1 NO20191252 A1 NO 20191252A1 NO 20191252 A NO20191252 A NO 20191252A NO 20191252 A NO20191252 A NO 20191252A NO 20191252 A1 NO20191252 A1 NO 20191252A1
- Authority
- NO
- Norway
- Prior art keywords
- audio signal
- loudspeaker
- signal
- amplified
- parameters
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 claims description 131
- 238000012545 processing Methods 0.000 claims description 61
- 238000001514 detection method Methods 0.000 claims description 49
- 239000012528 membrane Substances 0.000 claims description 38
- 230000008859 change Effects 0.000 claims description 35
- 230000004044 response Effects 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 25
- 230000001419 dependent effect Effects 0.000 claims description 12
- 238000004458 analytical method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 11
- 238000004804 winding Methods 0.000 description 11
- 230000008901 benefit Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 230000003993 interaction Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010801 machine learning Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/04—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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/04—Systems determining the 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
- G01S7/534—Details of non-pulse systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/22—Details of telephonic subscriber devices including a touch pad, a touch sensor or a touch detector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Human Computer Interaction (AREA)
- Electromagnetism (AREA)
- Circuit For Audible Band Transducer (AREA)
- Geophysics And Detection Of Objects (AREA)
- Control And Other Processes For Unpacking Of Materials (AREA)
- Push-Button Switches (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202080057190.4A CN114222928A (zh) | 2019-09-03 | 2020-09-03 | 接近检测 |
| JP2022514458A JP2022546823A (ja) | 2019-09-03 | 2020-09-03 | 近接検出 |
| KR1020227010169A KR20220054837A (ko) | 2019-09-03 | 2020-09-03 | 근접 감지 |
| US17/631,226 US11997461B2 (en) | 2019-09-03 | 2020-09-03 | Proximity detection |
| EP20861888.4A EP4352545A1 (fr) | 2019-09-03 | 2020-09-03 | Détection de proximité |
| PCT/NO2020/050222 WO2021045628A1 (fr) | 2019-09-03 | 2020-09-03 | Détection de proximité |
| US18/611,328 US20240236563A1 (en) | 2019-09-03 | 2024-03-20 | Proximity detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962895065P | 2019-09-03 | 2019-09-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO20191252A1 true NO20191252A1 (fr) | 2021-03-04 |
| NO345509B1 NO345509B1 (en) | 2021-03-15 |
Family
ID=75107724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20191252A NO345509B1 (en) | 2019-09-03 | 2019-10-21 | Proximity detection |
Country Status (1)
| Country | Link |
|---|---|
| NO (1) | NO345509B1 (fr) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO346900B1 (en) * | 2021-09-23 | 2023-02-20 | Elliptic Laboratories As | Activity monitoring for electronic device |
| NO20211332A1 (en) * | 2021-11-05 | 2023-05-08 | Elliptic Laboratories As | Proximity and distance detection |
| WO2023165880A1 (fr) * | 2022-03-04 | 2023-09-07 | Elliptic Laboratories Asa | Détection de couvercle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2271134A1 (fr) * | 2009-07-02 | 2011-01-05 | Nxp B.V. | Capteur de proximité comprenant un transducteur acoustique pour la réception de signaux sonores dans la gamme audible humaine et pour la émission et réception des signaux ultrasoniques. |
| US9729986B2 (en) * | 2012-11-07 | 2017-08-08 | Fairchild Semiconductor Corporation | Protection of a speaker using temperature calibration |
| US20170329431A1 (en) * | 2016-05-10 | 2017-11-16 | Mediatek Inc. | Proximity detection for absorptive and reflective object using ultrasound signals |
-
2019
- 2019-10-21 NO NO20191252A patent/NO345509B1/en unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO346900B1 (en) * | 2021-09-23 | 2023-02-20 | Elliptic Laboratories As | Activity monitoring for electronic device |
| NO20211332A1 (en) * | 2021-11-05 | 2023-05-08 | Elliptic Laboratories As | Proximity and distance detection |
| NO347670B1 (en) * | 2021-11-05 | 2024-02-19 | Elliptic Laboratories Asa | Proximity and distance detection |
| WO2023165880A1 (fr) * | 2022-03-04 | 2023-09-07 | Elliptic Laboratories Asa | Détection de couvercle |
Also Published As
| Publication number | Publication date |
|---|---|
| NO345509B1 (en) | 2021-03-15 |
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