Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q2209/00—Arrangements in telecontrol or telemetry systems
  • H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q2209/00—Arrangements in telecontrol or telemetry systems
  • H04Q2209/80—Arrangements in the sub-station, i.e. sensing device
  • H04Q2209/88—Providing power supply at the sub-station
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q2209/00—Arrangements in telecontrol or telemetry systems
  • H04Q2209/80—Arrangements in the sub-station, i.e. sensing device
  • H04Q2209/88—Providing power supply at the sub-station
  • H04Q2209/886—Providing power supply at the sub-station using energy harvesting, e.g. solar, wind or mechanical
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10N30/00—Piezoelectric or electrostrictive devices
  • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
  • H10N30/302—Sensors

Definitions

• the present invention relates to a ground contacting device for
• Arranging on an object whereby a mechanical contact between the object and a substrate can be produced, as well as a method for transmitting a signal.
• the Internet of Things is considered to be one of the most important future developments in information technology, with the Internet of Things serving to connect electronic devices such as sensors (machine-to-machine, M2M) Multiple data such as temperature, light signals or even sound waves can be collected by a large number of sensors and transmitted to other devices via wireless radio interfaces such as WLAN or Bluetooth, which can then be analyzed centrally or by a large number of end users.
• Structure-borne noise which propagates in solids.
• Structure-borne noise is transmitted in particular by vibrations in buildings, vehicles or machines.
• the present invention provides a ground contacting device for
• the present invention accordingly provides, according to a first aspect, a ground contacting device for placing on an object, whereby mechanical contact between the object and a substrate can be produced.
• the ground contact device comprises at least one sensor device with an active sensor surface which is designed to detect accelerations and / or sound over the active sensor surface and to generate a measurement signal, a wireless transmission device which is coupled to the sensor device and which is designed receive the measurement signal from the sensor device and wirelessly transmit a signal based on the measurement signal, as well as a
• a power supply device configured to supply the sensor device and the wireless transmission device with electrical energy.
• the present invention according to a second aspect provides a method for transmitting a signal.
• the method comprises detecting an acceleration and / or a sound over an active sensor surface of a sensor device arranged between an object and a background, generating a measurement signal by the sensor device based on the detected acceleration and / or the detected sound, receiving the measurement signal from a wireless
• Transmission device which is coupled to the sensor device, and the wireless transmission of a sensor signal based on the measurement signal by the wireless transmission device.
• the invention provides an autonomous ground contacting device which extends the detection scope of autonomous sensor systems by providing sound or accelerations directly at interfaces between object and objects
• the ground contact device is autonomous due to its internal power supply device and can therefore be used at any location.
• the Bodenentitleiervorraum is doing for a
• the Bodenenarraiervorsch can be used in many situations.
• the Bodenenarraiervorraum for monitoring of Movements or for burglary detection in the smart home area.
• actions such as steps of persons, opening doors or windows, seating persons on furniture such as chairs or sofas, or moving objects onto surfaces such as tables or chairs
• the ground contacting device comprises a housing housing the sensor device, the wireless transmission device and the electrical power supply device.
• the ground contacting device is protected by the housing from chemical or physical influences, such as dirt or moisture.
• the ground contacting device comprises a non-woven or rubber protective cover which is mounted over the active sensor surface or in which the active sensor surface is embedded, wherein the
• Household item a piece of furniture or a machine by attaching, attaching, clamping or sticking is attachable.
• Boden.iervomchtung can thus in particular as a rubber stopper or
• Non-woven glides may be formed, which can be attached to interfaces of objects.
• the Bodenenarraiervomchtung can be attached, for example, to the feet of furniture, such as tables, chairs or cabinets, or be glued to objects such as electronic devices, furniture or flower pots or vases. Sounds or accelerations which propagate over a subsurface, for example a floor or a table top, are thus detected by the ground contact device directly at the interface of the propagation medium and can subsequently be evaluated.
• the ground contacting device is as
• Stand is formed and attached to an object, in particular a
• Household object a piece of furniture or a machine, by screwing, attaching, clamping or sticking attachable.
• the base is ideal for detecting sound or accelerations, as it is at the interface with the
• Subsurface is located and thus the sound or acceleration can be detected directly at this interface.
• the training as a pedestal has the further advantage that the Bodenen prominenceiervoriques can be easily mounted by attaching the base and can also be easily replaced in case of defect.
• a retrofittability is guaranteed, since possibly old feet can be replaced by newer.
• Sensor device a structure-borne sound sensor. Structure-borne sound spreads in
• Solid bodies and is therefore well measurable especially at interfaces between object and ground.
• the energy supply device comprises a vibration harvester or kinetic harvester which is designed to generate electrical energy from mechanical movements and / or oscillations.
• the vibratory harvester or kinetic harvester allows energy to be picked up right where the ground contacting device is mounted. The autonomy of the ground contacting device is therefore increased.
• a manual replacement of the power supply device by the user is preferably completely eliminated.
• the energy supply device comprises an energy storage device, which is designed to store electrical energy.
• an energy storage device comprises in particular batteries or batteries.
• the ground contact device comprises at least one of a media access, an optical access and a media sensor, in particular a pressure sensor and / or moisture sensor and / or brightness sensor and / or gas sensor and / or light sensor and / or infrared sensor and / or chemical sensor and / or or microphone.
• a media access in particular a pressure sensor and / or moisture sensor and / or brightness sensor and / or gas sensor and / or light sensor and / or infrared sensor and / or chemical sensor and / or or microphone.
• the present invention comprises a piece of furniture with at least one floor contacting device.
• the present invention comprises a network comprising at least one ground contact device as a network node.
• the network comprises a
• Receiving device as another network node, wherein the receiving device is formed, that of the at least one Bodenenarraiervomchtung
• the receiving device is formed on the basis of a comparison of signals of several
• Ground contactors spatially locate a sound-generating action triggering the structure-borne sound detected by the ground contactors.
• the network can be used, for example, in the smart home area and is used to detect movements of persons, the detection of burglary, by means of structure-borne noise, which infer the forcible opening of windows or doors.
• the network can be used in medical technology to monitor patients and in particular to detect movements of patients.
• Another important application of the network according to the invention are, for example, industrial production lines, wherein ground contact devices are fastened, for example, as feet.
• ground contact devices are fastened, for example, as feet.
• FIG. 2 to 5 are schematic cross-sectional views of
• FIG. 6 shows an exemplary scenario for explaining the mode of action of FIG.
• FIGS. 7, 8 are block diagrams of a network according to embodiments of the present invention.
• 9 is a flowchart for explaining a method for
• Emitting a signal according to an embodiment of the present invention Emitting a signal according to an embodiment of the present invention.
• Fig. 1 shows a block diagram of a ground contacting device according to the present invention.
• the ground contact device is designed to be arranged on an object, whereby a mechanical contact between the object and a substrate can be produced.
• the ground contact device 10 in this case comprises a sensor device 11 with an active sensor surface I Ia, which is designed to detect accelerations and / or sound.
• the active sensor surface 11a may in particular comprise a capacitive sensor, which may preferably be formed as a micromechanical component.
• the active sensor surface 11a may in particular comprise acceleration sensors which are based, for example, on the piezoelectric effect and
• the sensor device 11 thus preferably comprises a structure-borne sound sensor.
• the invention is not limited to a particular frequency range, so the active sensor surface, in particular for detecting a wide
• the sensor device 11 is designed to generate a measurement signal based on the sound detected by the active sensor surface 11a or the acceleration.
• the measuring signal can be used in particular frequencies, phases and
• Amplitudes of the detected structure-borne noise include.
• the ground contactor 10 further includes a wireless
• the wireless transmission device 12 which is coupled to the sensor device 11.
• the wireless transmission device 12 is configured to receive the measurement signal that was generated by the sensor device 11 and to transmit a sensor signal wirelessly based on this measurement signal.
• the wireless transmission device 12 may in particular comprise a Bluetooth, WiFi-, WLAN, infrared and / or a mobile radio interface.
• ground contacting device 10 has a
• Power supply device 13 which is coupled to the sensor device 11 and the wireless transmission device 12 over.
• Power supply device 13 supplies the sensor device 11 and the wireless transmission device 12 with electric power.
• Power supply device 13 preferably comprises a
• the power supply device 13 is at the
• Floor contactor 10 is fixed so that it can be easily changed by a user, if the power supply device 13 is empty or defective.
• the ground contact device 10 preferably comprises a housing which surrounds the sensor device 11, the wireless transmission device 12 and the Power supply device 13 houses.
• the active sensor surface I Ia is in this case arranged on a wall of the housing.
• Ground contacting device 10 additional sensors, in particular pressure,
• Moisture, brightness, gas, infrared, light sensors, chemical sensors and / or microphones have.
• media accesses may be incorporated in the ground contacting device 10.
• Fig. 2 shows a schematic cross-sectional view of a
• Ground contacting device 20a according to a first embodiment.
• the Boden.iervomchtung 20 a is formed as a base and includes a housing 23 a, which is preferably made of plastic or metal.
• the Bodenen.iervomchtung 20a has a plug-in connection 24, which is arranged on an upper side 26 of the housing 23 a of the Boden.iervomchtung 20 a.
• the connector 24 is used for mounting the
• the top 26 Opposite the top 26 is an underside 25, which serves as a connection of the ground contacting device 20a to the ground, such as a floor.
• the housing 23a surrounds, inter alia, an electronic device 22, which in particular comprises a wireless transmission device 12.
• the Bodenenarraiervomchtung 20 a further comprises a
• Energy storage device 13a and a vibration harvester 13b which is coupled to the energy storage device 13a.
• Energy storage device 13 a and vibration harvester 13 b form a power supply device 13 that supplies power to the electronic device 22 and the wireless transmission device 12.
• the vibratory harvester 13b is adapted to transfer from the mechanical movements transmitted to the ground contactor 20a by a structure-borne sound propagating in the ground be to generate electrical energy for charging the energy storage device 13a.
• Sensor surface I Ia which is arranged directly on the housing 23 a.
• the active sensor surface 1 la is in particular mechanically hard to the bottom 25 of the
• Ground contacting device 20a coupled.
• the sensor device 11 is in this case coupled to the wireless transmission device 12 and the
• Power supply device 13 is coupled both to the sensor device 11 and to the wireless transmission device 12.
• the active sensor surface I Ia can also be mechanically hard coupled to the top 26.
• Fig. 3 shows a schematic cross-sectional view of a
• Boden.iervomchtung 20b according to a second embodiment, wherein the Boden.iervomchtung is also formed as a base.
• the ground contacting device 20b includes an adhesive strip 32 and a protective film 33 located on the top 26 of the bottom contacting device 20b. By peeling off the protective film 33, the Bodenentitleiervomchtung 20 b can be attached by means of the adhesive strip 32 to a corresponding piece of furniture, household items or a machine.
• the Bodenenarraiervomchtung 20b comprises a cap 31, which may in particular made of rubber or non-woven fabric, and serves as a protective cover of the active sensor surface I Ia.
• the attachment 31 forms a contact point of the ground contactor 20b on the ground.
• Fig. 4 shows a schematic cross-sectional view of a
• the Bodenen.iervomchtung 20c comprises a screw 42 which is arranged on the upper side 26 of the Bodenen.iervomchtung 20c, and which is designed for screwing the Bodenen.iervomchtung 20c with a corresponding piece of furniture, household item or a machine.
• the ground contacting device 20c includes a brightness sensor 41 configured to detect brightness and connected to the
• the brightness sensor 41 is preferably designed to detect light spectra and intensities.
• Brightness sensor 41 in this case generates a brightness measurement signal based on a detected light and transmits the brightness measurement signal to the
• the wireless transmission device 12 is configured based on the measurement signal received from the sensor device 11 and that received from the brightness sensor 41
• Brightness measurement signal to generate a sensor signal and wirelessly send.
• the power supply device 13 is adapted to the
• Brightness sensor 41 to provide electrical energy.
• FIG 5 shows a cross-sectional view of a ground contactor 50 according to a fourth embodiment of the present invention.
• the ground contact device 50 comprises a housing 23c in which a power supply device 13 comprising an energy storage device 13a and a vibration harvester 13b, an electronic device 22 with a wireless transmission device 12 and a sensor device 11 with an active sensor surface 11a are housed.
• the active sensor surface 11a is located on an underside 52 of the housing 23c.
• a base 51 is attached, which may be formed in particular of rubber or nonwoven fabric.
• an adhesive layer 52 is attached, with which the Bodenen prestigeiervomchtung 50 at can be attached to any object, such as a pedestal, a flower pot, a vase or an electronics item.
• the Bodenenarraiervorraum 50 is thus preferably designed as a rubber stopper or as a non-woven slider.
• Fig. 6 shows an exemplary scenario for explaining the operation of the ground contacting devices.
• a floor contacting device 50 according to the fourth embodiment is adhered to an underside of a flower pot 63
• four floor contacting devices 20b according to the second embodiment are adhered to a chair 62
• four floor contacting devices 20c according to the third embodiment are attached to a table 61 screwed down and two formed as a base Bodenfeldntiervomchtept 20a according to the first
• Embodiment are pinned to a stereo system 65, which is located in a cabinet 64.
• the floor contacting devices which are attached to the table 61, the chair 62 and the flower pot 63 are adapted to detect a structure-borne sound transmitted via a floor 66.
• the ground contacting devices which are arranged on the stereo 65, detect a structure-borne noise, which propagates in the shelf 64.
• Fig. 7 shows a block diagram of a network 70a according to a
• Embodiment of the invention which comprises a ground contact device 10 as a network node.
• the network 70a may comprise a plurality of further network nodes, in particular a plurality of sensors, such as temperature sensors, sound sensors or light sensors.
• the network 70b comprises three ground contacting devices 10, each having a wireless network connection with a
• Receiving device 81 are coupled.
• the receiving device 81 and the three ground contacting devices 10 form the network nodes of the network 70b.
• the number of ground contacting devices 10 of the network 70b is not limited. In particular, the number may be variable and the network may be extended by adding further ground contacting devices 10 as network nodes.
• the receiving device 81 is formed by the
• Ground contact devices 10 receive received signals over a wireless network connection.
• the receiving device 81 is configured based on a comparison of signals of several
• Ground contacting devices 10 spatially locate a sound-generating action, which has triggered the recorded sound from the Bodenenuttoniervomchtache 10 body sound. For example, those shown in FIG. 6 send
• Floor contacting devices located on the flowerpot 63, chair 62, table 61, and stereo 65 provide sensor signals based on the measurement signal generated by the respective ground contacting devices 10.
• the position of the Boden.iervomchtache 10 is known, so that the receiving device 81 based on the maturity of the
• Structure-borne noise signals can spatially and / or temporally locate a sound-generating action that has caused the structure-borne sound.
• the position of the ground contacting devices 10 is known, for example, in production lines with mountable feet whose position does not change.
• Fig. 9 is a flowchart for explaining a method of transmitting a signal.
• a first step S1 acceleration and / or sound, in particular structure-borne noise, are detected via an active sensor surface 11a of a sensor device 11 arranged between an object and a substrate.
• the sensor device 11 is in this case part of a particular
• Embodiments and may in particular as a stand and / or as
• Rubber stopper and / or non-woven glides are formed, which preferably by Screwing on, attaching, clamping, inserting or sticking can be mounted.
• a measurement signal is generated by the sensor device 11 based on the detected acceleration and / or the detected sound.
• the measurement signal is received by a wireless transmission device 12 which is coupled to the sensor device 11.
• the wireless transmission device 12 is coupled to the sensor device 11.
• Transfer device 12 is preferably, as described above, housed together with the sensor device 11 and a power supply device 13 in a housing.
• a sensor signal is transmitted wirelessly by the wireless transmission device 12.
• the sensor signal comprises an amplitude and / or a frequency and / or a phase shift and / or a detection instant of the detected structure-borne sound.

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• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Arrangements For Transmission Of Measured Signals (AREA)
• Toys (AREA)
• Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
• Testing Or Calibration Of Command Recording Devices (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=56855413

Family Applications (1)

Country Status (4)

Families Citing this family (1)

Family Cites Families (14)

• 2015
  • 2015-09-21 DE DE102015218068.9A patent/DE102015218068A1/de not_active Withdrawn
• 2016
  • 2016-08-15 EP EP16760397.6A patent/EP3353761A1/de not_active Withdrawn
  • 2016-08-15 WO PCT/EP2016/069322 patent/WO2017050487A1/de unknown
  • 2016-08-15 CN CN201680054653.5A patent/CN108028010A/zh active Pending

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