Patent application number | Description | Published |
20130010851 | TEST SIGNAL GENERATION AND APPLICATION IN RECEIVERS - One embodiment of the present invention relates to a test signal generator configured to generate a single sideband (SSB) test signal that is used for testing components of one or more receiver chains to identify errors in the receiver chains. In one embodiment, the circuit comprises a SSB signal generator configured to generate an IQ baseband signal comprising a sequence of constellation points corresponding to the SSB test signal. The constellation points are modulated onto a high frequency local oscillator signal to generate the SSB test signal, which is inserted into a reception path of a receiver at a test signal injection point. The reception path comprises a mixer configured to mix the SSB test signal with the local oscillator signal to generate a down-converted, intermediate frequency output signal. The output signal may be analyzed to determine errors in the reception path. | 01-10-2013 |
20130082869 | Radar circuit, radar system and method for testing - A radar circuit for controlling a radar antenna in a vehicle comprises an antenna connection for connection of a radar antenna, a transmitting and receiving circuit for transmission and reception of a radar signal, wherein the transmitting and receiving circuit is connected to the antenna connection. A test circuit is provided, wherein the test circuit is likewise connected to the antenna circuit, and the test circuit is designed to use a test signal to test whether a radar antenna is functionally correct connected. | 04-04-2013 |
20140329482 | APPARATUS AND A METHOD FOR HANDLING A RECEIVED SIGNAL, AND A MIXER UNIT - An apparatus for handling a received signal comprises a reception device, a mixer unit and a compensating unit. The reception unit can receive a received signal. The received signal has at least one signal component at a first frequency. Furthermore, the mixer unit can combine the received signal and a compensating signal using at least one active element in order to obtain a compensated received signal. In addition, the mixer unit can produce a mixer output signal on the basis of the compensated received signal and a local oscillator signal. In this case, the mixer output signal has a signal component, corresponding to the at least one signal component of the received signal, at a second frequency. The first frequency is higher than the second frequency. Furthermore, the compensating unit can produce the compensating signal on the basis of an analysis of the mixer output signal, as a result of which it is possible for noise components that the mixer output signal contains to be reduced on the basis of the compensating signal. | 11-06-2014 |
20150180590 | CIRCUIT AND METHOD FOR A CIRCUIT - A circuit comprises a transmitter to provide a transmit signal. The circuit also comprises a coupler element to receive the transmit signal at an input port, to provide a first representation of the transmit signal at an antenna port and a second representation of the transmit signal at a testing port. The circuit further comprises a monitoring receiver unit. The monitoring receiver unit is coupled to the testing port. Furthermore, the monitoring receiver unit is configured to determine a characteristic of the second representation of the transmit signal. | 06-25-2015 |
20150234037 | RADAR CIRCUIT, RADAR SYSTEM AND METHOD FOR TESTING - A radar circuit for controlling a radar antenna in a vehicle comprises an antenna connection for connection of a radar antenna, a radar circuit for transmission and reception of a radar signal, wherein the radar circuit is connected to the antenna connection. A test circuit to test the connection of the radar antenna is provided. | 08-20-2015 |
20160047908 | Radar Signal Processor, Radar System and Method for Monitoring a Functional Safety of a Radar System - A radar signal processor includes a baseband signal generator, which generates a baseband signal based on information from a received radar signal and a Lead-Lag filter, which filters the baseband signal to generate a filtered signal. | 02-18-2016 |
20160080006 | CIRCUIT AND METHOD FOR A CIRCUIT - A circuit comprises a transmitter to provide a transmit signal. The circuit also comprises a coupler element to receive the transmit signal at an input port, to provide a first representation of the transmit signal at an antenna port and a second representation of the transmit signal at a testing port. The circuit further comprises a monitoring receiver unit. The monitoring receiver unit is coupled to the testing port. Furthermore, the monitoring receiver unit is configured to determine a characteristic of the second representation of the transmit signal. | 03-17-2016 |
Patent application number | Description | Published |
20100316193 | X-RAY ANODE HAVING IMPROVED HEAT REMOVAL - An X-ray anode includes a coating and a support body. In addition to a strength-imparting region, the support body has a region formed of a diamond-metal composite material. The diamond-metal composite material is formed of 40 to 90% by volume diamond particles, 10 to 60% by volume binding phase(s) formed of a metal or an alloy of the metals of the group consisting of Cu, Ag, Al and at least one carbide of the elements of the group consisting of Tr, Zr, Hf, V, Nb, Ta, Cr, Mo, W, B, and Si. The highly heat-conductive region can be form-lockingly connected at the back to a heat-dissipating region, for example formed of Cu or a Cu alloy. The X-ray anode has improved heat dissipation and lower composite stress. | 12-16-2010 |
20140211924 | ANODE HAVING A LINEAR MAIN EXTENSION DIRECTION - An anode with a linear main direction of extent for an x-ray device, has an anode body and a focal track layer, which is connected to the anode body in a material-bonding manner on a focal track layer volume portion of the anode body. At least one cooling channel for the cooling of the anode body and the focal track layer is arranged in the interior of the anode body and at least the focal track layer volume portion is formed of a material with at least a basic matrix of refractory metal. The focal track layer volume portion extends as far as to the cooling channel. | 07-31-2014 |
Patent application number | Description | Published |
20090030376 | DEVICES AND METHODS FOR INJECTION OF MEDIA INTO HUMAN AND ANIMAL TISSUE - Embodiments of a medical hand-grip element for injection of a substance from an ampoule, comprise a drive device for driving the ampoule and the injection needle, a delivery device for delivering the medicinal substance out of the ampoule and a coupling device for rotationally fixed coupling of the ampoule with the injection needle and for preventing a relative movement between the ampoule and the injection needle is disclosed. Embodiments of injection systems, injection units, injection needles and handling methods for them are also disclosed in which the risk of injury and contamination for the user is reduced by providing approaches for covering the ends of the cannulas of the injection needles during a number of handling steps. | 01-29-2009 |
20100003636 | MEDICAL HANDPIECE FOR DISPENSING FILLING MATERIAL - Medical handpieces for dispensing filling material are disclosed. Some handpieces comprise a connection device for a filling material container, a vibration unit for the generation and transmission of vibrations to the filling material and a conveying device for conveying filling material from the container. The vibration unit comprises a vibration exciter and a sonotrode, wherein the sonotrode and the connection device are movable relatively to each other for conveying filling material from the filling material container. In addition handpieces are described for dispensing filling material, the vibration unit of which is operable in an automated operating mode for pulsed power output on the filling material. | 01-07-2010 |
20100248177 | MEDICAL OR DENTAL HANDPIECE WITH INDUCTIVE COUPLING - Various medical or dental handpieces having at least one coil for inductive coupling with a second coil and methods for using these handpieces for the transmission of at least one of power, operational data and identification data are described. Also various tool-holding/releasing devices for medical or dental handpieces are described, having at least one shaped element penetrating through a bore in a hollow shaft for accommodating a tool and protruding through the bore into the hollow shaft, a movably arranged locking sleeve cooperating with the shaped element and an operating element for moving the locking sleeve. Some of these tool-holding/releasing devices allow the insertion of the tool into the hollow shaft with different insertion depths. | 09-30-2010 |
20110143305 | MEDICAL OR DENTAL TREATMENT DEVICE FOR DISPENSING A MEDIUM - A medical or dental treatment device for dispensing a medium having a base part with a power supply unit and an electrical or electronic control device and at least one delivery part that can be connected detachably to the base part via a coupling device and which has a sound source, such as an ultrasound source, and a delivery device for dispensing the medium from the delivery part. In addition, at least one active part, which can be connected detachably to the base part via the coupling device, may also be provided. | 06-16-2011 |
20120058446 | CHUCKING DEVICE FOR A MEDICAL OR DENTAL HANDPIECE - A medical or dental handpiece comprising a tool holding/releasing device with a hollow shaft that can be put into a drive motion for holding a treatment tool, wherein the hollow shaft extends along a central axis and has a tool receptacle opening, a first holding unit and a second holding unit separate from the first holding unit and axially offset from the first holding unit relative to the central axis, wherein both holding units are designed to axially secure a treatment tool held in the hollow shaft and to transmit a torque to the treatment tool, and wherein both holding units have at least one shaped element each and a bore penetrating the outer wall of the hollow shaft, in which the at least one shaped element can be held in such a way that it projects through the bore into the interior of the hollow shaft, a locking sleeve operatively connected to the shaped elements that can move relative to the hollow shaft and that surrounds the hollow shaft and an operating element operatively connected to the locking sleeve for the movement or sliding of the locking sleeve. | 03-08-2012 |
20130343011 | MEDICAL OR DENTAL HANDLE - A medical or dental handle for driving a medical instrument, comprises a housing with a drive device accommodated therein and/or a supply line for a drive device, a first connection device for detachably connecting a medical or dental instrument and a second connection device for detachably connecting the handle to a media source and/or a drive unit, at least one electric component preferably comprising a light-emitting diode, at least one electric contact and an electric connecting device, which connect electrically the at least one electric component and the at least one electric contact, wherein the electric connecting device comprises a flexible circuit board in the interior of the handle. | 12-26-2013 |
20140212831 | MEDICAL OR DENTAL TREATMENT DEVICE FOR DISPENSING A MEDIUM - A medical or dental treatment device for use in an oral or dental procedure, comprises a base part with a power supply unit and an electrical or electronic control device and a set of different parts for use with the base part. The set of different parts comprises at least one delivery part for a first treatment phase and comprising a sound or ultrasound source, a movable piston and a piston operating element operable to deliver a substance from the delivery part to a treatment site, and at least one active part for use in a second treatment phase to act on the treatment site. The active part comprises a sound source, an ultrasound source and/or an electromagnetic radiation source. The delivery part and the active part are selectively connectible to the base part for use in consecutive treatment phases (the first can precede or follow the second). | 07-31-2014 |
20150230881 | MEDICAL OR DENTAL HAND INSTRUMENT - A hand instrument, comprising: a tool-holding device for fastening a treatment tool on the hand instrument, a driveshaft for transmitting a driving movement to the tool-holding device and a stroke gear which is designed to induce the tool-holding device in a stroke movement. According to a first embodiment the hand instrument further has a rotary gear which is designed to induce the tool-holding device to a rotational movement, wherein a drive-side element of the rotary gear and a drive-side element of the stroke gear are arranged jointly on the driveshaft. According to a second embodiment the drive-side element of the stroke gear is designed such, that in a complete revolution of the drive-side element of the stroke gear the tool-holding device runs through more than a double stroke. According to another embodiment the drive-side element of the stroke gear is disposed concentrically around an axis of rotation of the driveshaft. | 08-20-2015 |
Patent application number | Description | Published |
20090089296 | Server directed client originated search aggregator - The disclosed embodiments relate to a system for automated aggregation, and possible augmentation, of search results generated or otherwise provided in response to search queries/requests to multiple network resources, such as search engines, the search requests being originated by client devices, at the direction of a server, to the various network resources. In one embodiment, a user, using a client device, enters a search request which is provided to the server. The search request, which may comprise one or more search terms, may be entered via a web based or client based interface/application provided via the client device. As will be described, the client device may be any device capable of accessing the server and network resources via a network, such as the Internet. Exemplary client devices include a computer, cell phone, personal digital assistant, network appliance, etc. The server identifies which network resources, out of a set of available network resources, are likely to provide relevant results to the user's query. The server may further modify the search request to increase the likelihood that the search request will return relevant results. The identified list of resources is then provided back to the client device, along with the modified search request if applicable, which then originates and transmits the search request to each of the identified resources or subset thereof. The search results may then be received and presented to The user by the client device. Alternatively, the search results may be passed to the server which processes the search results and then provides the processed search results back to the client device for presentation to the user. | 04-02-2009 |
20140136713 | SERVER DIRECTED CLIENT ORIGINATED SEARCH AGGREGATOR - A system for automated aggregation of search results provided in response to search queries/requests to multiple network resources is provided. The search requests are originated by client devices, at the direction of a server, to the various network resources. A user, using a client device, enters a search request that is provided to the server. The search request may include one or more search terms. The server identifies which network resources, out of a set of available network resources, are likely to provide relevant results to the user's query. The server may modify the search request to increase the likelihood that the search request will return relevant results. The identified list of resources is then provided back to the client device, along with the modified search request if applicable, which then originates and transmits the search request to each of the identified resources or subset thereof. | 05-15-2014 |