Siemens Healthcare Gmbh

Siemens Healthineers Ag

Siemens Aktiengesellschaft

Michael Hosemann

Thorsten Ergler

Jan Wrege

Kurt Stadlthanner

Stefan Wirth

Edgar Goederer

Thomas Hilderscheid

Edgar Göderer

Alfons Eismann

Alexander Graf

Shameem Kabir Chaudhury

Stefan Hartmann

Harald Geyer

Bodo Reitz

Edmund Goetz

Taras Pryymak

Thomas Suttorp

Kay Viehweger

A detector apparatus for a computed tomography device includes: at least one detector module having a sensor configured to detect measurement signals; at least one radio unit assigned to the at least one detector module, the radio unit having at least one radio antenna for wireless data transmission of the detector signals; and a housing that at least partially encloses the at least one detector module. The housing has a recess for the at least one radio antenna, relative to which the at least one radio antenna is arranged, so that wireless data transmission of the detector signals through the housing is enabled.

Detector apparatus for a medical imaging device

An evaluation circuit for an x-ray detector for signaling coupling to a converter, designed to convert incident x-radiation into electrical signals. In at least one embodiment, the evaluation circuit includes a multiplicity of pixel-electronics modules. A respective pixel-electronics module is designed to process electrical signals fed into the respective pixel-electronics module from the converter, order to produce a respective digital pixel-measurement signal. Further, each of the respective pixel-electronics modules has at least one respective settable digital signal-processor, designed to adapt a respective processed digital pixel-measurement signal in a respective pixel-electronics module.

Evaluation unit for an x-ray detector, x-ray detector, medical imaging device and method for operating an x-ray detector

An X-ray detector module includes a plurality of evaluation circuits, coupled to at least one converter circuit, each evaluation circuit including a multiplicity of pixel electronics circuits for processing the electrical signals from the converter circuit pixel by pixel; and a number of forwarding circuits, a forwarding circuit including at least a first data input for receiving a measured data set from a first evaluation circuit and at least a second data input for receiving a measured data set from a second evaluation circuit, or for receiving at least one forwarded measured data set from a further forwarding circuit of the number of forwarding circuits. Each forwarding circuit is constructed to forward the measured data sets that are received by way of the first data input and second data input to a coupled receiving circuit over a common data output.

X-ray detector module, medical imaging device and method for operating an x-ray detector module

An x-ray detector includes a sensor slice for directly converting x-ray radiation and a downstream read-out chip. Further, in at least one embodiment, a first amplifier stage is interconnected between the sensor slice and read-out chip.

X-ray detector and x-ray device with x-ray detector

A photon detector includes at least one sensor element, formed by a semiconductor material and sensitive to incident radiation, forming a pixel array including sensor pixels; and a detector circuit, situated after the sensor element in the direction of incident radiation, to detect charge carriers generated in the semiconductor material as a result of radiation. The detector circuit includes an integrated circuit with detector pixels in signal communication contact with the sensor pixels; and an enclosure surrounding the integrated circuit and in which the integrated circuit is embedded, and on which is formed on a pixel face facing the sensor element. A contact redistribution layer is formed, in which contact pads are formed for signal-communicatively connecting the detector pixels to the correspondingly assigned sensor pixels, and also conductor tracks are formed for connecting the contact pads to the detector pixels of the integrated circuit.

Photon detector, method for producing a photon detector, and x-ray apparatus

A detector apparatus for use as part of a data network includes a plurality of x-ray detectors, each of the plurality of x-ray detectors including a network-capable network interface, and a switch or router, connected to each of the network-capable network interfaces of the plurality of x-ray detectors, each of the plurality of x-ray detectors including a distinct IP address such that the data network is adjustable to take a change in a number of the plurality of x-ray detectors into account. The plurality of x-ray detectors are configured to detect x-rays generated from a single x-ray source.

Data transfer between an x-ray detector and an arithmetic unit via a network protocol

A radiation detector includes an intermediate layer, which is arranged between a detection layer with a number of detection elements and a number of readout units. In an example embodiment of this arrangement, the intermediate layer has a plurality of electrically-conductive connections between the detection elements and the readout units. An example embodiment further specifies a medical imaging system, as well as a method of using the heating apparatus.

Radiation detector with an intermediate layer

A method is for producing an integrated circuit. In an embodiment, a metallic contact structure, for a through silicon via with a contact area, is applied onto a silicon substrate without an insulating intermediate layer. An interconnection structure, with at least one insulating layer and at least one interconnection layer, is applied onto the silicon substrate. The contact structure is or will be contacted with the interconnection layer or at least one of the possibly plurality of interconnection layers, and a diode structure for blocking a current flow between the contact area of the metallic contact structure and the silicon substrate is introduced into the silicon substrate.

Method for producing an integrated circuit, integrated circuit, x-ray detector and x-ray device

A detector apparatus includes at least one x-ray detector, including a network-capable network unit; and a switching unit connected to the network unit of the x-ray detector.

Data transfer between an X-ray detector and an arithmetic unit via a network protocol

A radiation detector is disclosed. The radiation detector includes a sensor unit having a plurality of sensor elements for generating a sensor signal; an evaluation unit having a plurality of evaluation elements for evaluating and converting the sensor signal into an output signal; and a signal processing unit directly following the evaluation unit for processing the output signal, each evaluation element being connected to an associated sensor element via a respective electrical interconnect element including an interconnect capacitance and an individual length. The interconnect capacitances are different and as a result lead to different signal properties being exhibited by the output signals. At least some of the evaluation elements including an additional actuating element, the actuating elements of different evaluation elements being different from one another and being chosen such that the different signal properties of the output signals are aligned.

Radiation detector and method for operating a radiation detector

A counting X-ray detector for converting X-ray radiation into electrical signal pulses is disclosed. The counting X-ray detector includes, in a stacked arrangement, an illumination layer, a converter element and an evaluation unit. The illumination layer is designed to illuminate the converter element. The evaluation unit includes a measuring device for ascertaining an electrical direct current component in the converter element and a counting device for ascertaining from the signal pulses a number or an energy of events. A measuring electrode is formed on the converter element and an electrically conducting connection is formed between the measuring electrode and the measuring device.

Ascertaining an electrical direct current component in the converter element

A CT system is disclosed. In an embodiment, the CT system includes a stationary part, including a stationary part, including a plurality of non-rotating components; a rotatable part configured to rotate about a system axis during operation, including at least one x-ray detector, the at least one x-ray detector being modular in design and including a plurality of detector modules, the detector modules each including a plurality of detector pixels; a wireless data transmission system, to transmit at least detector information relating to a measured x-ray radiation from the rotatable part to the stationary part, the wireless data transmission system including at least one radio unit with a transmitter/receiver and at least one radio antenna, integrated in a plurality of the detector modules, to transmit at least the detector information; and at least one radio unit including a radio antenna and a receiver/transmitter, arranged on the stationary part.

CT system having a modular x-ray detector and data transmission system for transmitting detector data

An X-ray detector includes an arrangement of detector elements and an evaluation logic of the arrangement of detector elements. The evaluation logic includes a multi-level first multiplexer. A plurality of detector elements are assigned to a first group and each detector element of the first group is assigned to an input of a first level of the multi-level first multiplexer. The respective total number of the inputs of the levels of the multi-level first multiplexer is greater than the total number of outputs of the levels of the multi-level first multiplexer. A serial output is assigned to an output of a last level of the multi-level first multiplexer.

Growing community of inventors

Erlangen, Germany

Michael Hosemann