Cedes Ag

Espros Photonics Ag

Valeo Schalter Und Sensoren Gmbh

Gebruder Loepfe Ag

Gebrueder Loepfe Ag

Cedes Safety & Automation Ag

Beat De Coi

Tobias Leutenegger

Bas Albers

Jürg Hegelbach

Dumeng Hersche

Martin Popp

Jan Giger

Peter Nebiker

Christian E Thöny

Thomas Schuler

Peter Horvath

Hans-Peter Keller

Jan Simon

Marco Annese

Daniel Lippuner

Christian Signer

Markus Menzi

René Hug

Lin Lin

Steven Freedman

Felix Mueller

Thomas Gay

Heiko Hofmann

Rene Hug

Heinz Hügli

Felix Müller

Chongqi Yu

Christian E Thönz

Tobias Dr Leutenegger

Dirk Leipold

A TOF camera apparatus for transmitting light signals and recording the light that is scattered back at an object and also for determining the distance of the TOF camera apparatus from the object is proposed, wherein the TOF camera apparatus comprises: a transmitter for transmitting light signals, a receiver for detecting the light scattered back at the object, embodied in the form of a pixel matrix having at least one pixel, a modulation device for producing a modulation signal in order to modulate light signals that are to be transmitted by the transmitter, an evaluation device for evaluating the light detected by the receiver, which evaluation device is connected to the modulation device to obtain the modulation signal for evaluating and determining the distance. In order to make possible particularly reliable error detection, a check apparatus for error detection in at least one of the pixels is provided.

TOF camera device for error detection

A flexibly usable optoelectronic sensor device for detecting an object, comprising a receiving device for receiving light backscattered after the scattering of an emitted light beam at the object, wherein the receiving device has an array of at least two receiving elements for detecting radiation and a receiving optical unit for imaging the received radiation on the array; the array is divisible and/or divided into at least two array regions, wherein the at least two array regions correspond in each case to scatterings at objects at different distances from the monitoring region and/or different brightnesses of the received radiation, and the receiving elements respectively arranged in different array regions are settable and/or set to detect with mutually different light sensitivities.

Optoelectronic sensor device and method for controlling same

A method for reading a demodulation pixel of a distance sensor for determining a distance, in particular for determining the difference between two charge quantities independently of the total magnitude of the charge quantities, and also a distance sensor are proposed. For faster signal processing, provision is made for applying a variable control voltage to the transfer gates for influencing the potential wall, and lowering the respective potential walls of the corresponding transfer gates, before and/or until from the storage gates in each case charge carriers can surmount the respective potential wall of the corresponding transfer gate and pass to the assigned floating diffusion.

Method for reading a demodulation pixel and distance sensor

In order to measure distances precisely, a receiver device for determining a distance from an object is proposed, comprising: a receiver having a semiconductor structure with a photosensitive region for generating photo-induced charge carriers, which region faces the rear side, and having a transportation region, which faces the front side, wherein the photosensitive region and the transportation region are spatially separated from one another by a separation layer which has a passage between the photosensitive region and the transportation region, wherein the transportation region has an arrangement of at least two gates lying one next to the other, at least one of the gates thereof being located in the overlapping region of the passage.

Receiver device, sensor device and method for determining distances

Spectrometer for recording a spectrum, in particular in a wavelength range of 250 nm to 1150 nm, comprising: a sensor array and a filter array for filtering the radiation depending on the wavelength, wherein, in order to reduce production costs, provision is made of a device for identifying the sensor pixels covered by the filter array, having a nonvolatile memory in which the coordinates of the filter array in relation to the sensor array and/or the coordinate transformation of the filter array in relation to the sensor array are/is stored in order to assign the sensor pixels to the individual filter pixels on the basis of the stored coordinates and/or coordinate transformation and/or in order to activate the individual filter pixels depending on which of the sensor pixels are covered by the corresponding filter pixels.

Spectrometer and method for adjusting a filter array

A safety apparatus for elevator apparatuses which can move a cab via a drive including a monitoring unit for monitoring at least one of the drive and/or the motor regulation system of the drive, a safety device having at least two sensors, which can be switched between at least two switching states depending on a state, in particular a closing state. In order to be able to reduce operating costs, at least one of the safety device and the monitoring unit includes a controller, which is designed to identify the respective switching states of the sensors, and to transmit at least one of data and monitoring signals to the monitoring unit.

Safety apparatus for an elevator

The image sensor according to the invention is an image sensor with a matrix of pixels for generating a resulting image with a higher dynamic range from the acquisition of two original images, wherein the pixels of the image sensor are designed as demodulation pixels, wherein each comprises a conversion region for generating charge carriers from the received radiation, a separation device for temporally separating the generated charge carriers into two charge carrier streams, a memory device with two memories for separately storing the charge carriers of the two charge carrier streams, and a read-out device for converting the stored charge carriers into electrical signals, wherein the separation device is designed to carry out the separation of the charge carriers generated in one period into two different time periods.

HDR pixel

A rotary encoder system for registering the rotary angle position and/or angular speed of a rotary shaft which extends along an axis of rotation, including at least two optical marks at the rotary shaft, an optical sensor with a pixel matrix having pixel points, an imaging device for imaging each mark in a substantially axial direction on the pixel matrix as a mark image, and an evaluation device for reading and evaluating the pixel matrix in order to determine data in relation to the rotary angle position and/or angular speed. Further, the marks, the imaging device and pixel points are embodied in such a way that the mark images on the pixel matrix have at least the area of a pixel point, and the evaluation device is embodied to establish the location of the centroids of the mark images on the pixel matrix.

Rotary encoder system

In order to be able to increase safety in elevator systems, a connecting device for connecting a transmission device for transmitting information is provided, wherein the transmission device is attached to a measurement tape for determining the position of a cab in an elevator shaft and wherein the connecting device is designed as a guide bracket for guiding and/or supporting the measurement tape, so that the guide bracket at least partially surrounds the measurement tape, and wherein the guide bracket has at least one opening for reading out the marking unit, and wherein the connecting device has two connection contacts for connecting to one of the communication lines and/or supply lines and an interruption device for interrupting one of the communication lines and/or supply lines, wherein the interruption device is situated in such a way that the interruption occurs between the two connection contacts.

Connecting device for measurement tapes in elevator devices

With regard to the effect of a settling building, a connecting device for connecting a transmission device for transmitting information, wherein the transmission device is attached to a measurement tape for determining the position of a cab in an elevator shaft, wherein the connecting device is designed as a guide bracket for guiding and/or supporting the measurement tape, so that it at least partially surrounds the measurement tape, and wherein the guide bracket has at least one opening for reading out the marking unit, and wherein the connecting device has at least one connection contact for connecting to one of the communication lines and/or supply lines, wherein the at least one connection contact is movably supported in the connecting device.

Safety apparatus for an elevator apparatus and a drive apparatus thereof

A measurement tape is proposed for determining the position of a cab in an elevator shaft, wherein the measurement tape is situated vertically in the elevator shaft, and extends over at least two floors, and wherein the measurement tape includes a marking unit for marking at least two positions in the elevator shaft, wherein the marking unit runs along the length of the measurement tape. In order to improve servicing, the measurement tape includes a carrier tape and has a transmission device for transmitting information, wherein the transmission device includes at least one communication line for transmitting an information signal and/or at least one supply line for supplying power, and the at least one communication line/supply lines runs along the length of the measurement tape, wherein the communication line is designed as an electrical line for transmitting an electrical signal or as a fiberglass line for transmitting an optical signal.

Measurement tape for an elevator device

A device for controlling a driven moving element including an electronic unit with an object sensor. According to the invention, the electronic unit is designed, by means of the object sensor, to determine an object distance between the driven moving element and an object in the region of the moving element and to control the movement of the moving element depending on said object distance.

Device for controlling a driven moving element, for example, a door

A monitoring sensor for detecting a test signal from an external signal generator at an input for receiving signals, to switch the monitoring sensor from a passive state to an active state when a signal is detected, to switch the monitoring sensor to a test state after a test period 't2' has expired, to change an output signal from an output of the monitoring sensor after an activation period 't3' has expired, this change in the output signal corresponding to a signal which arises when the monitoring sensor triggers a switching operation after an object has been detected, to convert the output signal to the initial state again after the withdrawal of the test signal has been detected, and to provide this renewed signal change as the signal for an external signal generator, the monitoring sensor changing to the monitoring state after this signal sequence.

Monitoring sensor with activation

A switching device including at least one sensor for detection purposes which can be switched between at least two switching states depending on the detection. In order to enable improved detection of the switching states, a switching unit is provided, the switching unit and the at least one sensor each having a communication unit for communicating with one another, and it being possible for the switching unit to be switched depending on the at least one sensor.

Growing community of inventors

Sargans, Switzerland

Beat De Coi