US 12,244,963 B2
Vehicular vision system
Sven Ziegenspeck, Bad Neuenahr-Ahrweiler (DE); and Pirmin Bader, Haibach (DE)
Assigned to MAGNA ELECTRONICS INC., Auburn Hills, MI (US)
Filed by MAGNA ELECTRONICS INC., Auburn Hills, MI (US)
Filed on Oct. 16, 2023, as Appl. No. 18/487,151.
Application 18/487,151 is a continuation of application No. 18/067,983, filed on Dec. 19, 2022, granted, now 11,792,360.
Application 18/067,983 is a continuation of application No. 17/656,067, filed on Mar. 23, 2022, granted, now 11,533,452, issued on Dec. 20, 2022.
Application 17/656,067 is a continuation of application No. 17/303,148, filed on May 21, 2021, granted, now 11,290,679, issued on Mar. 29, 2022.
Application 17/303,148 is a continuation of application No. 16/792,430, filed on Feb. 17, 2020, granted, now 11,025,859, issued on Jun. 1, 2021.
Application 16/792,430 is a continuation of application No. 14/297,663, filed on Jun. 6, 2014, granted, now 10,567,705, issued on Feb. 18, 2020.
Claims priority of provisional application 61/864,837, filed on Aug. 12, 2013.
Claims priority of provisional application 61/833,080, filed on Jun. 10, 2013.
Prior Publication US 2024/0056550 A1, Feb. 15, 2024
Int. Cl. H04N 7/10 (2006.01); H04N 7/18 (2006.01)
CPC H04N 7/10 (2013.01) [H04N 7/183 (2013.01)] 68 Claims
OG exemplary drawing
 
1. A vehicular vision system, the vehicular vision system comprising:
an electronic control unit (ECU) configured, when installed in a vehicle equipped with the vehicular vision system, to connect via a plurality of coaxial cables of the equipped vehicle with a plurality of vehicular cameras of the equipped vehicle;
wherein the plurality of vehicular cameras comprises at least a first vehicular camera, a second vehicular camera, a third vehicular camera, a fourth vehicular camera and a fifth vehicular camera;
wherein the first vehicular camera comprises a first imaging sensor, and wherein the first imaging sensor of the first vehicular camera comprises a megapixel array having at least one million photosensors arranged in multiple columns and multiple rows;
wherein the plurality of coaxial cables comprises at least a first coaxial cable, a second coaxial cable, a third coaxial cable, a fourth coaxial cable and a fifth coaxial cable;
wherein, when installed in the equipped vehicle, the ECU connects (i) with the first vehicular camera of the equipped vehicle via the first coaxial cable, (ii) with the second vehicular camera of the equipped vehicle via the second coaxial cable, (iii) with the third vehicular camera of the equipped vehicle via the third coaxial cable, (iv) with the fourth vehicular camera of the equipped vehicle via the fourth coaxial cable and (v) with the fifth vehicular camera of the equipped vehicle via the fifth coaxial cable;
wherein the ECU comprises a DC power supply;
wherein the first coaxial cable (i) carries image data captured by the first vehicular camera from the first vehicular camera to the ECU, (ii) carries first camera control data from the ECU to the first vehicular camera and (iii) connects the DC power supply of the ECU to the first vehicular camera for powering the first vehicular camera;
wherein the second coaxial cable (i) carries image data captured by the second vehicular camera from the second vehicular camera to the ECU, (ii) carries second camera control data from the ECU to the second vehicular camera and (iii) connects the DC power supply of the ECU to the second vehicular camera for powering the second vehicular camera;
wherein the third coaxial cable (i) carries image data captured by the third vehicular camera from the third vehicular camera to the ECU, (ii) carries third camera control data from the ECU to the third vehicular camera and (iii) connects the DC power supply of the ECU to the third vehicular camera for powering the third vehicular camera;
wherein the fourth coaxial cable (i) carries image data captured by the fourth vehicular camera from the fourth vehicular camera to the ECU, (ii) carries fourth camera control data from the ECU to the fourth vehicular camera and (iii) connects the DC power supply of the ECU to the fourth vehicular camera for powering the fourth vehicular camera;
wherein the fifth coaxial cable (i) carries image data captured by the fifth vehicular camera from the fifth vehicular camera to the ECU, (ii) carries fifth camera control data from the ECU to the fifth vehicular camera and (iii) connects the DC power supply of the ECU to the fifth vehicular camera for powering the fifth vehicular camera;
wherein first camera control data is carried by the first coaxial cable from the ECU to the first vehicular camera at a first camera control data carrier frequency having an associated first camera control data frequency bandwidth;
wherein image data is carried by the first coaxial cable from the first vehicular camera to the ECU at a first image data carrier frequency having an associated first image data frequency bandwidth;
wherein the first camera control data carrier frequency having the associated first camera control data frequency bandwidth is lower than the first image data carrier frequency having the associated first image data frequency bandwidth;
wherein no frequency within the first camera control data frequency bandwidth of the first camera control data carrier frequency overlaps with any frequency within the first image data frequency bandwidth of the first image data carrier frequency;
wherein second camera control data is carried by the second coaxial cable from the ECU to the second vehicular camera at a second camera control data carrier frequency having an associated second camera control data frequency bandwidth;
wherein image data is carried by the second coaxial cable from the second vehicular camera to the ECU at a second image data carrier frequency having an associated second image data frequency bandwidth;
wherein no frequency within the second camera control data frequency bandwidth of the second camera control data carrier frequency overlaps with any frequency within the second image data frequency bandwidth of the second image data carrier frequency;
wherein third camera control data is carried by the third coaxial cable from the ECU to the third vehicular camera at a third camera control data carrier frequency having an associated third camera control data frequency bandwidth;
wherein image data is carried by the third coaxial cable from the third vehicular camera to the ECU at a third image data carrier frequency having an associated third image data frequency bandwidth;
wherein the third camera control data carrier frequency having the associated third camera control data frequency bandwidth is lower than the third image data carrier frequency having the associated third image data frequency bandwidth;
wherein no frequency within the third camera control data frequency bandwidth of the third camera control data carrier frequency overlaps with any frequency within the third image data frequency bandwidth of the third image data carrier frequency;
wherein fourth camera control data is carried by the fourth coaxial cable from the ECU to the fourth vehicular camera at a fourth camera control data carrier frequency having an associated fourth camera control data frequency bandwidth;
wherein image data is carried by the fourth coaxial cable from the fourth vehicular camera to the ECU at a fourth image data carrier frequency having an associated fourth image data frequency bandwidth;
wherein the fourth camera control data carrier frequency having the associated fourth camera control data frequency bandwidth is lower than the fourth image data carrier frequency having the associated fourth image data frequency bandwidth;
wherein no frequency within the fourth camera control data frequency bandwidth of the fourth camera control data carrier frequency overlaps with any frequency within the fourth image data frequency bandwidth of the fourth image data carrier frequency;
wherein fifth camera control data is carried by the fifth coaxial cable from the ECU to the fifth vehicular camera at a fifth camera control data carrier frequency having an associated fifth camera control data frequency bandwidth;
wherein image data is carried by the fifth coaxial cable from the fifth vehicular camera to the ECU at a fifth image data carrier frequency having an associated fifth image data frequency bandwidth;
wherein the fifth camera control data carrier frequency having the associated fifth camera control data frequency bandwidth is lower than the fifth image data carrier frequency having the associated fifth image data frequency bandwidth;
wherein no frequency within the fifth camera control data frequency bandwidth of the fifth camera control data carrier frequency overlaps with any frequency within the fifth image data frequency bandwidth of the fifth image data carrier frequency;
wherein the ECU comprises an image processing chip;
wherein the first vehicular camera is disposed at a windshield of the equipped vehicle and views at least forward of the equipped vehicle through the windshield of the equipped vehicle; and
wherein the image processing chip of the ECU processes image data captured by the first vehicular camera that is carried to the ECU via the first coaxial cable connecting the ECU with the first vehicular camera.