EP2786596A1 - Verfahren und vorrichtung zur überprüfung einer lautsprecheranordnung - Google Patents
Verfahren und vorrichtung zur überprüfung einer lautsprecheranordnungInfo
- Publication number
- EP2786596A1 EP2786596A1 EP12791789.6A EP12791789A EP2786596A1 EP 2786596 A1 EP2786596 A1 EP 2786596A1 EP 12791789 A EP12791789 A EP 12791789A EP 2786596 A1 EP2786596 A1 EP 2786596A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- loudspeaker
- duty cycle
- test sequence
- during
- predetermined
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
- H04R29/003—Monitoring arrangements; Testing arrangements for loudspeakers of the moving-coil type
Definitions
- the invention relates to a method and a corresponding device for checking a loudspeaker arrangement with a loudspeaker having a loudspeaker membrane.
- Warning systems Modern motor vehicles are increasingly being equipped with warning systems from ⁇ .
- Such warning systems are, for example Einpark Anlagen- systems, distance and speed warning systems, ice ⁇ warning systems and / or micro-sleep warning systems.
- This Warnsys ⁇ systems typically use acoustic signals as a warning.
- the akusti ⁇ rule warning signals are output through speakers that are provided for the special issue of the warning signs.
- Sure ⁇ customary law Liehe requirements for motor vehicles require that these speakers have to be regularly checked for their operability over ⁇ .
- the task underlying the invention is a Ver go ⁇ and to provide a device for checking a loudspeaker arrangement which or which makes it possible to check a functionality of the speaker arrangement reliable.
- the invention is characterized by a method and a corresponding device for checking a loudspeaker arrangement with a loudspeaker.
- the loudspeaker has a loudspeaker diaphragm for generating an acoustic signal.
- the loudspeaker arrangement comprises a drive erscatom for electrical control of the speaker.
- the loudspeaker is acted upon by the drive circuit during a respective test sequence duration with a digital pulse test signal, which has a predetermined changing duty cycle, wherein the duty cycle is such ⁇ changing given that at the beginning of the test sequence duration, the duty cycle increases over several periods of the test sequence duration and the Tastver consent ⁇ nis Gert verrin- the end of the strigsequenzdauer over several period durations of the educasequenzdauer.
- a measured quantity representative of a voltage dropping at a reference circuit connected in series with the loudspeaker is detected, and depending on a comparison of the measured variable with a predetermined reference value, the loudspeaker arrangement is classified as functional.
- this allows a continuity test and a short-circuit test of the loudspeaker as well as a loudspeaker connection, for example of plugs.
- the drive circuit for the speaker will also be examined, as the driven ⁇ According speaker on the drive circuit and thus the test also includes the driving circuit.
- the method according to the invention or the device according to the invention thus makes it possible to check the loudspeaker arrangement with a high test depth and test safety. In comparison to monitoring circuits which are designed to test the loudspeaker only for a circuit interruption, a significantly higher test depth and test safety can be achieved with the method according to the invention or the device according to the invention.
- the method according to the invention or the device according to the invention makes possible a simple, and thus cost- effective , and reliable checking of the loudspeaker arrangement. For a check are in addition to a tax Circuit, which is only designed to control the speaker in normal operation, only a few, simple electronic compo ⁇ le necessary. Consuming components, such as a mic ⁇ rofon, are not required.
- a further advantage is that the pulse duty factor can be set in such a way that the loudspeaker diaphragm of the loudspeaker is deflected in such a way that the deflection of the loudspeaker diaphragm and thus the application of the loudspeaker to the pulse test signal is not perceptible to a human ear.
- the loudspeaker arrangement can be arranged in a vehicle, for example in a motor vehicle.
- the speaker terminals Rules may be provided for the output of acoustic warning signals and can, for example for signaling purposes to a control and / or monitoring unit of the motor vehicle to be signal-technically coupled ⁇ .
- a pulse frequency of the PulsprüfSignals is greater than a natural frequency of the loudspeaker ⁇ chermembran.
- this makes it possible to avoid a self ⁇ vibration of the speaker membrane and to prevent the speaker diaphragm between two pulses falls back to its rest position.
- the pulse frequency of the pulse test signal is greater than a maximum Hörfre ⁇ frequency of a person.
- the maximum listening frequency of the human being is approximately 20 kHz.
- the pulse frequency which can also be referred to as the carrier frequency of the pulse test signal, thus lies outside an audible range of the human.
- the respective test sequence duration comprises a first time duration, a second time duration Time duration immediately following the first time duration and a third time duration immediately following the second time duration.
- the duty cycle increases from 0% to 100%, within the second time period the duty cycle is constant 100% and during a third time ⁇ duration the duty cycle decreases from 100% to 0%.
- a Ge ⁇ speed at which the duty ratio changes each time during the first time period and / or the third period of time is chosen so that the reciprocal of the speed represents a frequency that is less than a minimum hearing ⁇ frequency of man.
- the minimum human listening frequency is equal to approximately 16 Hz.
- the rate at which the duty cycle changes during the time period and / or the third time period may also be referred to as the rate of change.
- this makes it possible to predetermine the deflection of the loudspeaker diaphragm in such a way that no sound waves are generated by the loudspeaker diaphragm which are perceptible to the human ear.
- the duty cycle is so changed that the Auslen ⁇ effect of the speaker diaphragm monotonically increases during the first period of a rest position value of the speaker diaphragm up to a predetermined deflection value, during the second period of time, the deflection of the speaker diaphragm has the predetermined deflection value and during the third period of time, the deflection from the predetermined deflection value decreases monotonically to the rest position value.
- the duty ratio is set to be changing so that the readings effect of the speaker diaphragm during the first time period from the rest position value increases up to the predetermined deflection value ⁇ according to a rising sin 2 -Schellesverlauf, during the second period of time, the displacement of the speaker diaphragm has the predetermined lift and during the drit ⁇ th time period, the deflection of the predetermined deflection value drops to the rest position value according to a falling sin 2 - function curve.
- This also allows to specify the displacement of the speaker diaphragm so that higher and more audible frequency components can be avoided and thus no Schallwel ⁇ len generated by the speaker membrane that can be perceived by the human ear. Furthermore, a required storage space requirement can thereby be minimized.
- FIG. 1 shows a schematic representation of a loudspeaker arrangement
- FIG. 2 shows an exemplary time profile of a pulse test signal
- FIG. 3 shows an exemplary time profile of a deflection of a loudspeaker diaphragm
- Figure 4 is a frequency diagram.
- FIG. 1 shows a loudspeaker arrangement (10) with a loudspeaker (20) and a drive circuit (30) for the loudspeaker (20) and a device (15) for checking the loudspeaker arrangement (10).
- the device (15) comprises For example, a signal generator (50) and a measurement and evaluation device ⁇ (60).
- the signal generator (50) is designed, for example, to generate a digital pulse check signal (P) during a respective test sequence duration (TS) which has a predetermined changing duty cycle, wherein the duty cycle is changed such that at the beginning of the test sequence duration (TS) TS) the duty cycle increases over several periods of the test sequence duration (TS) and at the end of the test sequence duration (TS) the duty cycle decreases over several periods of the test sequence duration (TS).
- the signal generator (50) can also be used, for example, during normal operation of the loudspeaker arrangement (10) to output digital signals representing predetermined warning signals to the drive circuit (30).
- the drive circuit (30) is preset coupled to the signal generator (50).
- the drive circuit (30) is electrically coupled to the speaker (20).
- the loudspeaker arrangement (10) and the device (15) are arranged, for example, in a motor vehicle. An arrangement in another driving ⁇ convincing, for example, in an airplane, or in a building is also possible.
- the loudspeaker (20) is designed to generate acoustic signals depending on one or more control signals of the warning system.
- the loudspeaker (20) has a loudspeaker membrane.
- the loudspeaker (20) is designed, for example, as an electrodynamic loudspeaker (20).
- the loudspeaker diaphragm of the electrodynamic loudspeaker is characterized by an interaction between an electric current and a magnetic one
- the electrodynamic loudspeaker (20) has a coil which is arranged in a magnetic constant field ei ⁇ nes magnet.
- the coil can be supplied with an alternating current, so that a Lorenz force is generated, which exerts a force on the loudspeaker diaphragm, which causes them to vibrate.
- the drive circuit (30) comprises, for example, a full-bridge circuit for driving the loudspeaker (20).
- a full-bridge circuit for driving the loudspeaker (20).
- the loudspeaker (20) is arranged, for example, in a diagonal of the full-bridge circuit.
- the full-bridge circuit for example, comprises four switching elements (31, 33, 35, 37), a first (31), second (33), third (35) and fourth switching ⁇ element (37).
- the first (31) and the second switching element (33) comprise, for example, in each case a driver circuit with, for example, in each case a pnp bipolar transistor.
- the third (35) and fourth (37) switching elements each comprise a driver circuit with, for example, an npn bipolar transistor.
- the driver circuits can also alternatively transistors of another type, for example Feld spacetransisto ⁇ ren employed.
- the drive circuit (30) comprises a fifth switching element ⁇ (38) and a reference circuit (39).
- Switching element (38) comprises, for example, a driver circuit with, for example, an npn bipolar transistor.
- the reference circuit (39) has, for example, an impedance.
- the impedance may include, for example, a 10 ohm resistor.
- a respective first connection node (31_1), (33_1) of the first switching element (31) and of the second switching element (33) are, for example, electrically coupled to the supply voltage VCC.
- a second terminal node (31_2) of the first switching element (31) is electrically coupled to a first terminal node (37_1) of the fourth switching element (37).
- a second terminal node (37_2) of the fourth switching element (37) is electrically coupled to a reference potential (GND).
- a second connection node (33_2) of the second switching element (33) is electrically coupled to a first connection node (35_1) of the third switching element (35).
- a second connection node (35_2) of the third switching element (35) is connected to the reference potential
- a first terminal (48) of the loudspeaker ⁇ (20) is electrically coupled to the second terminal node (33_2) of the second switching element (33) and the first terminal node (35_1) of the third switching element (35).
- a second terminal (49) of the loudspeaker (20) is elec ⁇ trically coupled to the second terminal node (31_2) of the first switching element (31), the first terminal node (37_1) of the fourth switching element (37) and point (a first connection 39_1) of the reference circuit (39).
- a second connection point (39_2) of the reference circuit (39) is electrically coupled to a first connection node (38_1) of the fifth
- the second terminal node (38_2) of the fifth switching element (38) is electrically coupled to the reference potential (GND).
- the switching elements (31, 33, 35, 37, 38) each have a control terminal (31_3, 33_3, 35_3, 37_3, 38_3).
- the control ⁇ connections (31_3, 33_3, 35_3, 37_3, 38_3) of the switching elements (31, 33, 35, 37, 38) are predetermined electrically coupled to outputs of the signal generator (50).
- Switching element (38) on a blocking operation state, so that no current via the reference circuit (39) and the fifth Wennele ⁇ element (38) can flow.
- the first (31) and fourth switching elements (37) are inverse to each other angesteu ⁇ ert and the second (33) and third switching elements (35) are also inversely driven from each other. This causes a current to flow alternately in a first direction and in a second direction through the speaker (20).
- the fifth switching element (38) replaces the fourth switching element
- the measuring and evaluation device (60) may comprise, for example, a suitably designed analog-to-digital converter. Such an arrangement has the advantage that a separate test of a
- Analog-to-digital converter input is not required, since only a functioning analog-to-digital converter can generate a suitable measurement signal.
- the measurement and evaluation device (60) is formed for example from ⁇ to detect during the respective educasequenzdauer (TS) a measured variable (U), which is representative of the voltage connected to the to the speaker (20) in series reference circuit ( 39), and depending on a equal to the measured variable (U) with a predetermined reference value to classify the loudspeaker arrangement (10) as functional.
- FIG. 2 shows, by way of example, a time profile of the pulse test signal (P) during the respective test sequence duration (TS).
- P pulse test signal
- TS test sequence duration
- the review of the Lautsseleran Aunt (10) for example, at predetermined intervals during operation of the motor vehicle and / or at the beginning of an operation of the motor vehicle and / or shortly before the start of operation of the motor vehicle.
- a review of the speaker assembly (10) is executed. For example, this can be detected by means of a suitably designed sensor, whether a occupancy of a vehicle steering seat has changed.
- the Pulsprüfsignal (P) has a predetermined changing duty cycle.
- the duty cycle is such a way to set changed ⁇ horror that at the beginning of the excsequenzdauer (TS), the duty ratio over several period durations of the excsequenzdauer (TS) is increased and the end of the excsequenzdauer (TS) the duty cycle (over several period durations of the fürsequenzdauer TS ) decreased.
- the respective test sequence duration (TS) may comprise a first time duration (T1), a second time duration (T2) immediately following the first time duration (T1), and a third time duration (T3) immediately following the second time duration (T2 ) follows.
- T1 the duty cycle increases from 0% to 100%
- T2 the duty cycle is constant 100%
- T3 the Tastver consent ⁇ nis decreases from 100% to 0%.
- a speed at which the duty ratio, respectively, during the first time period (Tl) and / or the third time period (T3) is changed is chosen so that the reciprocal of the speed repre ⁇ advantage a frequency that is less than a minimum audio frequency of the Men ⁇ .
- the test sequence duration (TS) can be 100 ms, for example.
- the test sequence duration (TS) is to be selected such that the test sequence frequency corresponding to the test sequence duration (TS) is less than the minimum audible frequency of the person, so as to ensure that the deflection (L) of the loudspeaker diaphragm does not generate sound waves. have the frequency components audible to human hearing.
- the first (Tl) and the third time period (T3) for example, last for 25 ms per ⁇ wells.
- the measurand (U) is detected, which is representative of a voltage which drops at a reference circuit (39) connected in series to the loudspeaker (20) and dependent on a comparison of the measured variable (U). with a predetermined reference value, the voltage LautSprecheranord ⁇ (10) is considered operable.
- the measured variable (U) can be detected and evaluated once or several times during the second time duration (T2).
- FIG. 3 shows an exemplary time profile of a deflection (L) of the loudspeaker diaphragm.
- the duty cycle may, for example, be set in such a way that the deflection (L) of the loudspeaker diaphragm increases monotonically from a rest position value of the loudspeaker diaphragm during the first time period (T1) up to a predetermined deflection value, during the second time period (T2) the deflection (L) the speaker diaphragm has the predetermined deflection value, and during the third period of time (T3), the deflection (L) from the predetermined deflection value monotonically decreases to the rest position value ⁇ .
- the duty cycle can be set in such a way that the deflection (L) of the loudspeaker diaphragm increases from the rest position value during the first time duration (T 1) up to the predefined deflection value according to an increasing sin 2 function profile, during the second time period.
- duration (T2) the deflection (L) of the loudspeaker diaphragm has the predetermined deflection value and during the third time period (T3) the deflection (L) drops from the predetermined deflection value to the rest position value according to a falling sin 2 function curve.
- FIG. 4 shows a frequency diagram with an audible frequency range (Bl) of the human and a functional frequency range (B2) of the loudspeaker (20) in which the loudspeaker diaphragm can be deflected.
- the speaker diaphragm for example, has an upper limit maximum frequency to which a Auslen ⁇ effect of the speaker diaphragm can take place.
- a third frequency range (B3) is shown, which represents a transition region of the loudspeaker (20), in which the loudspeaker ⁇ (20) is preferably operated.
- FIG. 4 shows different frequencies with respect to the pulse test signal (P) and the loudspeaker (20).
- a pulse rate (fP) of the PulsprüfSignals (P) is constant.
- the pulse frequency (fP) of the PulsprüfSignals (P) is beispielswei ⁇ se is greater than a natural frequency (fM) of the loudspeaker diaphragm.
- the natural frequency (fM) of the loudspeaker diaphragm is for example 3 kHz.
- the pulse rate (fP) of the pulse test signal (P) is greater than a maximum hearing frequency of the menu.
- the pulse rate (fP) is chosen such that that it is smaller than the upper maximum cutoff frequency of the loudspeaker (20).
- the test sequence duration (TS) can be 100 ms, for example.
- the test sequence is repeated, for example, at predetermined intervals.
- the test sequence frequency corresponding to the test sequence duration (TS) is for example 10 Hz.
- the test sequence frequency is preferably chosen such that it lies below the audible frequency range (Bl) of the human.
- a first pulse of the PulsprüfSignals (P) has a very short pulse duration (td), for example, 20 ns; that is, the lowest ⁇ te frequency component of the first pulse is approximately 20 MHz and thus far outside the audible frequency range (Bl).
- td very short pulse duration
- the duty ratio is set so changing, for example, during the ers ⁇ th time period, that the displacement (L) of the speaker diaphragm during the first time period (Tl) from the rest position value increases up to the predetermined lift according to a rising sin 2 Function history.
- This type of deflection (L) be ⁇ acts that higher and audible frequency components can be greatly reduced.
- a frequency (fA) of the increase can be determined by means of a Fourier transformation of the course of the deflection (L) of the loudspeaker diaphragm.
- the frequency of the increase in this case is smaller than a minimum Hör ⁇ frequency of humans.
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011087676A DE102011087676A1 (de) | 2011-12-02 | 2011-12-02 | Verfahren und Vorrichtung zur Überprüfung einer Lautsprecheranordnung |
| PCT/EP2012/074020 WO2013079629A1 (de) | 2011-12-02 | 2012-11-30 | Verfahren und vorrichtung zur überprüfung einer lautsprecheranordnung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2786596A1 true EP2786596A1 (de) | 2014-10-08 |
| EP2786596B1 EP2786596B1 (de) | 2016-07-20 |
Family
ID=47257832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP12791789.6A Active EP2786596B1 (de) | 2011-12-02 | 2012-11-30 | Verfahren und vorrichtung zur überprüfung einer lautsprecheranordnung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9277342B2 (de) |
| EP (1) | EP2786596B1 (de) |
| CN (1) | CN103959823B (de) |
| DE (1) | DE102011087676A1 (de) |
| WO (1) | WO2013079629A1 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9412390B1 (en) * | 2010-04-12 | 2016-08-09 | Smule, Inc. | Automatic estimation of latency for synchronization of recordings in vocal capture applications |
| US11146901B2 (en) | 2013-03-15 | 2021-10-12 | Smule, Inc. | Crowd-sourced device latency estimation for synchronization of recordings in vocal capture applications |
| US10284985B1 (en) | 2013-03-15 | 2019-05-07 | Smule, Inc. | Crowd-sourced device latency estimation for synchronization of recordings in vocal capture applications |
| DE102014108397A1 (de) * | 2014-06-13 | 2015-12-17 | Funkwerk Information Technologies Karlsfeld Gmbh | Verfahren und Anordnung zur Überprüfung eines Signalpfades sowie deren Verwendung |
| CN104407242B (zh) * | 2014-11-17 | 2017-05-03 | 贵州贵航汽车零部件股份有限公司 | 一种车用占空比发生器的检测方法及其检测装置 |
| RU2692036C1 (ru) * | 2015-07-13 | 2019-06-19 | Ян ФРАНК | Способ подачи команд управления струйной печатающей головкой |
| US10091581B2 (en) | 2015-07-30 | 2018-10-02 | Roku, Inc. | Audio preferences for media content players |
| US20200087390A1 (en) | 2016-12-21 | 2020-03-19 | Amgen Inc. | Anti-tnf alpha antibody formulations |
| WO2019032543A1 (en) | 2017-08-10 | 2019-02-14 | Bose Corporation | VEHICLE AUDIO SYSTEM WITH REVERB PRESENTED CONTENT |
| CN107659882A (zh) * | 2017-08-31 | 2018-02-02 | 安徽信息工程学院 | 教室音响测试装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5815584A (en) * | 1996-11-08 | 1998-09-29 | Ford Motor Company | Automatic detection of shorted loudspeakers in automotive audio systems |
| GB2388916B (en) * | 2002-05-23 | 2004-12-01 | Gent Ltd | Improvements in and relating to piezo-electric elements |
| US20050175195A1 (en) * | 2004-02-10 | 2005-08-11 | Cheney Maynard C.Jr. | Detecting connectivity of a speaker |
| JP4498967B2 (ja) * | 2005-04-01 | 2010-07-07 | 株式会社日本自動車部品総合研究所 | スイッチング装置 |
| KR100788670B1 (ko) * | 2005-11-03 | 2007-12-26 | 삼성전자주식회사 | 헤드폰에 최적화된 디지털 앰프의 출력 파워 제어 방법 및장치 |
| KR101434302B1 (ko) * | 2007-07-25 | 2014-08-27 | 삼성전자주식회사 | 불량 스피커 검출방법 및 이를 적용한 음향장치 |
| US7911353B2 (en) * | 2008-06-02 | 2011-03-22 | Baxter International Inc. | Verifying speaker operation during alarm generation |
| EP2355542B1 (de) | 2010-02-04 | 2012-09-12 | Nxp B.V. | Steuerung einer Lautsprecherausgabe |
-
2011
- 2011-12-02 DE DE102011087676A patent/DE102011087676A1/de not_active Ceased
-
2012
- 2012-11-30 EP EP12791789.6A patent/EP2786596B1/de active Active
- 2012-11-30 CN CN201280058946.2A patent/CN103959823B/zh active Active
- 2012-11-30 US US14/361,722 patent/US9277342B2/en not_active Expired - Fee Related
- 2012-11-30 WO PCT/EP2012/074020 patent/WO2013079629A1/de not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2013079629A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102011087676A1 (de) | 2013-06-06 |
| EP2786596B1 (de) | 2016-07-20 |
| US9277342B2 (en) | 2016-03-01 |
| WO2013079629A1 (de) | 2013-06-06 |
| CN103959823B (zh) | 2016-09-07 |
| US20150036833A1 (en) | 2015-02-05 |
| CN103959823A (zh) | 2014-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2013079629A1 (de) | Verfahren und vorrichtung zur überprüfung einer lautsprecheranordnung | |
| EP2506436B1 (de) | Eingangsschaltung für eine Eingangsbaugruppe und Verfahren zum Betreiben einer Eingangsschaltung | |
| DE10315178A1 (de) | Leiterbruchfehlerdetektorschaltung | |
| DE102010054895A1 (de) | Mikrofonverstärker | |
| DE102013103010B4 (de) | Fahrzeugannäherungsmeldevorrichtung | |
| EP3788389B1 (de) | Redundante strommessanordnung mit erkennung von unterbrechungen eines stromkreises | |
| EP3586164B1 (de) | Sensorvorrichtung mit einem sensor zum durchführen einer umfelderfassung mittels schallwellen | |
| EP2240677A1 (de) | Verfahren zur überwachung von wenigstens einer glühstiftkerze eines brennkraftmotors und vorrichtung hierzu | |
| DE10104590C1 (de) | Akustisches Signalerzeugungsgerät und Verfahren zur Erzeugung eines akustischen Signals | |
| EP3683966B1 (de) | Betätigungsanordnung eines kraftfahrzeugs und verfahren zum erfassen einer ortsänderung eines metallischen betätigungselements | |
| DE10325446B3 (de) | Verfahren zum Detektieren eines Fehlers bei einem Piezoaktor und Ansteuerschaltung für einen Piezoaktor, sowie Piezoaktorsystem | |
| WO2020052942A1 (de) | Anordnung zur bestimmung eines gesamtstroms in einer leitung | |
| EP1738337B1 (de) | Digitaler messumformer mit stromsignal | |
| DE112019000214T5 (de) | Zündvorrichtung für Brennkraftmaschine | |
| EP2799946B1 (de) | Verfahren zur Kompatibilitätsherstellung zwischen einem Feldgerät und einer Diagnoseeinrichtung und Interfacegerät | |
| EP3874282B1 (de) | Überspannungsschutzschaltung für ein steuergerät für ein fahrzeug, steuergerät für ein fahrzeug und verfahren zum testen einer überspannungsschutzschaltung für ein steuergerät für ein fahrzeug | |
| EP4490099A1 (de) | Kapazitiver sensor und verfahren zum betreiben eines kapazitiven sensors | |
| EP2728905B1 (de) | Schaltungsanordnung und Verfahren zum Prüfen eines Mikrofons sowie System zum Betreiben eines Mikrofons mit einer derartigen Schaltungsanordnung | |
| DE102017108872A1 (de) | High-Side-Schaltvorrichtung und Herstellungsverfahren für eine solche | |
| DE10254225B4 (de) | Zündvorrichtung für einen Verbrennungsmotor | |
| DE102015209277A1 (de) | Signalverarbeitungseinrichtung und Steuereinrichtung | |
| EP0927356B1 (de) | Verfahren zur prüfung elektrischer bauteile und vorrichtung zur durchführung des verfahrens | |
| EP4405693B1 (de) | Messanordnung | |
| DE102010001154A1 (de) | Vorrichtung und Verfahren zur Erzeugung eines Stromimpulses | |
| EP1777532A1 (de) | Prüfverfahren und Treibereinrichtung für eine Antenne |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| 17P | Request for examination filed |
Effective date: 20140702 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| DAX | Request for extension of the european patent (deleted) | ||
| GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
| INTG | Intention to grant announced |
Effective date: 20160215 |
|
| GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
| GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
| AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
| REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
| REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: GERMAN |
|
| REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 814924 Country of ref document: AT Kind code of ref document: T Effective date: 20160815 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 502012007736 Country of ref document: DE |
|
| REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG4D |
|
| REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 5 |
|
| REG | Reference to a national code |
Ref country code: NL Ref legal event code: MP Effective date: 20160720 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161020 Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161120 Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20161130 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161021 Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161121 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502012007736 Country of ref document: DE |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161020 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| 26N | No opposition filed |
Effective date: 20170421 |
|
| REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
| GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20161130 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20161130 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20161130 |
|
| REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20161130 |
|
| REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 6 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20161130 Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20161130 |
|
| REG | Reference to a national code |
Ref country code: BE Ref legal event code: MM Effective date: 20161130 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO Effective date: 20121130 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: MK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160720 |
|
| REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 814924 Country of ref document: AT Kind code of ref document: T Effective date: 20171130 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171130 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R081 Ref document number: 502012007736 Country of ref document: DE Owner name: CONTINENTAL AUTOMOTIVE TECHNOLOGIES GMBH, DE Free format text: FORMER OWNER: CONTINENTAL AUTOMOTIVE GMBH, 30165 HANNOVER, DE Ref country code: DE Ref legal event code: R081 Ref document number: 502012007736 Country of ref document: DE Owner name: AUMOVIO GERMANY GMBH, DE Free format text: FORMER OWNER: CONTINENTAL AUTOMOTIVE GMBH, 30165 HANNOVER, DE |
|
| P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230522 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R081 Ref document number: 502012007736 Country of ref document: DE Owner name: CONTINENTAL AUTOMOTIVE TECHNOLOGIES GMBH, DE Free format text: FORMER OWNER: CONTINENTAL AUTOMOTIVE TECHNOLOGIES GMBH, 30165 HANNOVER, DE Ref country code: DE Ref legal event code: R081 Ref document number: 502012007736 Country of ref document: DE Owner name: AUMOVIO GERMANY GMBH, DE Free format text: FORMER OWNER: CONTINENTAL AUTOMOTIVE TECHNOLOGIES GMBH, 30165 HANNOVER, DE |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20251130 Year of fee payment: 14 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20251124 Year of fee payment: 14 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R081 Ref document number: 502012007736 Country of ref document: DE Owner name: AUMOVIO GERMANY GMBH, DE Free format text: FORMER OWNER: CONTINENTAL AUTOMOTIVE TECHNOLOGIES GMBH, 30175 HANNOVER, DE |