Abstract: A method of testing an impedance-sensitive system with a switching device, wherein the method comprises: switching the disconnecting device into the on-state configured to permit transmission of energy via the coil; implementing a first measurement with the impedance-sensitive system; switching the disconnecting device into the off-state configured to permit damping of the external positioning signal that couples into the coil so as to reduce the undesirable oscillations of the coil; implementing a second measurement with the impedance-sensitive system; performing a comparison of the first measurement and the second measurement; performing a verification of the comparison with a target specification; and displaying a correct function and/or a malfunction depending on the verification.

Abstract: A vehicular vision system includes an electronic control unit (ECU) installed in a vehicle that connects via a plurality of coaxial cables of the vehicle with a plurality of vehicular cameras of the vehicle. Each camera is operable to capture image data. The coaxial cables (i) carry image data captured by the respective camera from the respective camera to the ECU, (ii) carries camera control data from the ECU to the respective camera and (iii) connects a DC power supply of the ECU to the respective camera for powering the respective camera. The camera control data is carried by the respective coaxial cable from the ECU to the respective camera at a control data carrier frequency that is lower than an image data carrier frequency at which image data captured by the respective camera is carried by the respective coaxial cable from the respective camera to the ECU.

Abstract: A vehicular vision system includes a forward-viewing camera and an electronic control unit (ECU). The forward-viewing camera views forward of the vehicle through the windshield of the vehicle. The forward-viewing camera is operable to capture image data. The forward-viewing camera is connected with the ECU via a first connecting cable. The first connecting cable (i) carries image data captured by the forward-viewing camera from the camera to the ECU, (ii) carries camera control data from the ECU to the forward-viewing camera and (iii) connects a DC power supply of the ECU to the forward-viewing camera for powering the camera. The camera control data is carried by the cable from the ECU to the camera at a control data carrier frequency that is lower than an image data carrier frequency at which image data captured by the camera is carried by the cable from the camera to the ECU.

Abstract: A method of testing an impedance-sensitive system with a switching device, wherein the method comprises: switching the disconnecting device into the on-state configured to permit transmission of energy via the coil; implementing a first measurement with the impedance-sensitive system; switching the disconnecting device into the off-state configured to permit damping of the external positioning signal that couples into the coil so as to reduce the undesirable oscillations of the coil; implementing a second measurement with the impedance-sensitive system; performing a comparison of the first measurement and the second measurement; performing a verification of the comparison with a target specification; and displaying a correct function and/or a malfunction depending on the verification.

Abstract: A switching device for a coil is specified, having an input connection, for connection to a coil electronics system and/or to a resonant circuit capacitor, an output connection, for connection to an end of the coil and/or to a resonant circuit capacitor, and a disconnecting device, wherein the disconnecting device is able to be switched between an on-state and an off-state, the disconnecting device connects the input connection and the output connection to an on-impedance in the on-state, and the disconnecting device connects the input connection and the output connection to an off-impedance in the off-state, the off-impedance has an increased value compared to the on-impedance, the off-impedance permits a flow of current between the input connection and the output connection, and the off-impedance is formed so as to damp at least one external signal of a definable frequency, the external signal being coupled into the coil.

Abstract: A vehicular vision system includes a forward-viewing camera and an electronic control unit (ECU). The forward-viewing camera views forward of the vehicle through the windshield of the vehicle. The forward-viewing camera is operable to capture image data. The forward-viewing camera is connected with the ECU via a first connecting cable. The first connecting cable (i) carries image data captured by the forward-viewing camera from the camera to the ECU, (ii) carries camera control data from the ECU to the forward-viewing camera and (iii) connects a DC power supply of the ECU to the forward-viewing camera for powering the camera. The camera control data is carried by the cable from the ECU to the camera at a control data carrier frequency that is lower than an image data carrier frequency at which image data captured by the camera is carried by the cable from the camera to the ECU.

Abstract: A vehicular multi-camera vision system includes a plurality of cameras and an electronic control unit (ECU). The cameras are disposed at a vehicle and have respective fields of view exterior of the vehicle. The cameras are operable to capture image data. The cameras are connected with the ECU via respective coaxial cables. Each respective coaxial cable (i) carries captured image data from the respective camera to the ECU, (ii) carries camera control data from the ECU to the respective camera and (iii) connects a DC power supply of the ECU to the respective camera. The camera control data is carried by the respective coaxial cable from the ECU to the respective camera at a control data carrier frequency that is lower than an image data carrier frequency at which image data captured by the respective camera is carried by the respective coaxial cable from the respective camera to the ECU.

Abstract: A vehicular multi-camera vision system includes a plurality of cameras and an electronic control unit (ECU). The cameras are disposed at a vehicle and have respective fields of view exterior of the vehicle. The cameras are operable to capture image data. The cameras are connected with the ECU via respective coaxial cables. Each respective coaxial cable (i) carries captured image data from the respective camera to the ECU, (ii) carries camera control data from the ECU to the respective camera and (iii) connects a DC power supply of the ECU to the respective camera. The camera control data is carried by the respective coaxial cable from the ECU to the respective camera at a control data carrier frequency that is lower than an image data carrier frequency at which image data captured by the respective camera is carried by the respective coaxial cable from the respective camera to the ECU.

Abstract: A vehicular multi-camera vision system includes a plurality of cameras and an electronic control unit (ECU). The cameras are disposed at a vehicle and have respective fields of view exterior of the vehicle. The cameras are operable to capture image data. The cameras are connected with the ECU via respective coaxial cables. Each respective coaxial cable (i) carries captured image data from the respective camera to the ECU, (ii) carries camera control data from the ECU to the respective camera and (iii) connects a DC power supply of the ECU to the respective camera. The camera control data is carried by the respective coaxial cable from the ECU to the respective camera at a control data carrier frequency that is lower than an image data carrier frequency at which image data captured by the respective camera is carried by the respective coaxial cable from the respective camera to the ECU.

Abstract: A vehicular multi-camera vision system includes a plurality of cameras and an electronic control unit (ECU). The cameras are disposed at a vehicle and have respective fields of view exterior of the vehicle. The cameras are operable to capture image data. The cameras are connected with the ECU via respective coaxial cables. Each respective coaxial cable (i) carries captured image data from the respective camera to the ECU, (ii) carries camera control data from the ECU to the respective camera and (iii) connects a DC power supply of the ECU to the respective camera. The camera control data is carried by the respective coaxial cable from the ECU to the respective camera at a control data carrier frequency that is lower than an image data carrier frequency at which image data captured by the respective camera is carried by the respective coaxial cable from the respective camera to the ECU.

Abstract: A switching device for a coil is specified, having an input connection, for connection to a coil electronics system and/or to a resonant circuit capacitor, an output connection, for connection to an end of the coil and/or to a resonant circuit capacitor, and a disconnecting device, wherein the disconnecting device is able to be switched between an on-state and an off-state, the disconnecting device connects the input connection and the output connection to an on-impedance in the on-state, and the disconnecting device connects the input connection and the output connection to an off-impedance in the off-state, the off-impedance has an increased value compared to the on-impedance, the off-impedance permits a flow of current between the input connection and the output connection, and the off-impedance is formed so as to damp at least one external signal of a definable frequency, the external signal being coupled into the coil.

Abstract: A vehicular multi-camera vision system includes a plurality of cameras and an electronic control unit. The cameras are disposed at a vehicle and have respective fields of view exterior of the vehicle. The cameras are operable to capture image data. The ECU includes an image processor and a DC power supply. The cameras are connected with the ECU via respective coaxial cables. Each respective coaxial cable carries (i) captured image data from the respective camera to the ECU, (ii) camera control data from the ECU to the respective camera and (iii) electrical voltage for powering the respective camera. The camera control data is carried by the respective coaxial cable from the ECU to the respective camera by a signal having a frequency outside of the bandwidth of the captured image data carried by the respective coaxial cable from the respective camera to the ECU.

Abstract: A vehicular multi-camera vision system includes a plurality of cameras and an electronic control unit. The cameras are disposed at a vehicle and have respective fields of view exterior of the vehicle. The cameras are operable to capture image data. The ECU includes an image processor and a DC power supply. The cameras are connected with the ECU via respective coaxial cables. Each respective coaxial cable carries (i) captured image data from the respective camera to the ECU, (ii) camera control data from the ECU to the respective camera and (iii) electrical voltage for powering the respective camera. The camera control data is carried by the respective coaxial cable from the ECU to the respective camera by a signal having a frequency outside of the bandwidth of the captured image data carried by the respective coaxial cable from the respective camera to the ECU.

Abstract: A vision system for a vehicle includes a camera and a control. The camera is disposed at a vehicle and has a field of view exterior of the vehicle. The camera is operable to capture image data. The control includes an image processor. A single coaxial cable connects the camera with the control. The single coaxial cable carries (i) image data from the camera to the control, (ii) control data from the control to the camera and (iii) electrical voltage for powering the camera. The image processor is operable to process image data captured by the camera and carried to the control by the single coaxial cable. The single coaxial cable carries at least one FBAS signal.

Abstract: A vision system of a vehicle includes a camera disposed at a vehicle and having a field of view. The camera includes an imager and a lens, with the lens having a liquid optic. A control is operable to vary a voltage at the liquid optic to adjust the liquid optic to adjust at least one of (i) a tilt of the lens and (ii) a focal length of the lens. The control is operable to adjust the liquid optic responsive to one of (i) detection of an object, (ii) movement of an object and (iii) a vehicle input. An image processor is operable to process image data captured by the camera.

Abstract: A vision system for a vehicle includes a camera and a control. The camera is disposed at a vehicle and has a field of view exterior of the vehicle. The camera is operable to capture image data. The control includes an image processor. A single coaxial cable connects the camera with the control. The single coaxial cable carries (i) image data from the camera to the control, (ii) control data from the control to the camera and (iii) electrical voltage for powering the camera. The image processor is operable to process image data captured by the camera and carried to the control by the single coaxial cable. The single coaxial cable carries at least one FBAS signal.