Abstract: A vehicle radar system (3) adapted to be placed in an ego vehicle (1) and comprising a control unit (4) and at least one transceiver arrangement (5) arranged to generate and transmit an FMCW signal (6; 6a, 6?a; 6b, 6?b) and to receive reflected signals (7) that have been reflected by one or more target objects (14, 15), each target object having an associated determined target object velocity (v2, v3). The FMCW signal (6) comprises a corresponding plurality of frequency ramps (r1, r2), where each one has a certain duration time (tr1, tr2). The control unit (4) is adapted to control the transceiver arrangement (5) to generate at least two pluralities (6a, 6?a; 6b, 6?b, 6c, 6?c) of ramps (r1, r2). The ramps (r1) in each plurality (6a, 6?a) of ramps (r1) are adapted to have a ramp period time (tT1) that differs from the ramp period time (tT2, tT3, tT4) in all other pluralities (6b, 6?b, 6c, 6?c) of ramps (r1, r2).

Abstract: A method and apparatus for processing a transceiver signal (115) detected by a transceiver (110). The method includes obtaining (S1) a processed signal from the transceiver signal (115), the processed signal having frames (200, 300) corresponding to respective time intervals (t1, t2, t3, t4), wherein the frames define bins (210, 310) configured according to a quantized resolution (dr) of the transceiver signal (115). The method further includes obtaining (S2) data related to a relative motion of the transceiver (110) during a time interval (t1, t2, t3, t4) and initializing (S3) a residual distance to zero.

Abstract: A driver assistance apparatus and method for a driver assistance apparatus for verifying the safe operation of the apparatus. It is important to verify that operating instructions that dictate the operation of a driver assistance system are verified. The apparatus includes a safety electronic control unit and the safety electronic control unit includes operating instructions stored thereon that dictate the operation of the safety electronic control unit. The safety electronic control unit further includes a verified hash storage for storing a verified hash value of at least a portion of the operating instructions. The safety electronic control unit is configured to implement a verification routine, which includes calculating, using a hash function, a test hash value of the at least a portion of the operating instructions; comparing the test hash value with the verified hash value, and if the test hash value is not equal to the verified hash value, performing a safety routine.

Abstract: A driver monitoring system (1) which includes at least one vision device (10). The at least one vision device (10) is positioned in or at an outer housing (7) and pointing to an outside of the outer housing (7). The outer housing (7) is defined by a housing cover (8) and a housing base (9). A housing (20) of the vision device (10) has a first spherical outer contour (21) and a second spherical outer contour (22). The first spherical outer contour (21) and the second spherical outer contour (22) provide in cooperation with the housing base (9) and in cooperation with a mounting element (40) a form and force fitting mount of the vision device (10) in the housing outer (7).

Abstract: A vision module (1) for monitoring a driver (20) of vehicle (3) is provided in the monitoring system (15). A first vision module support (4) and a second vision module support (5) is provided. The first vision module supports (4, 5) has at least two slots (6, 7, 8, 9) and the second vision module support has at least two slots (6a, 7a, 8a, 9a,) for holding the vision module (4, 5) between the first and the second vision module support (4, 5) in a position defined by the slots (6, 7, 8, 9, 6a, 7a, 8a, 9a).

Abstract: A camera assembly (10) and method for assembling a camera assembly (10). The camera assembly (10) has a camera housing (11) and a printed circuit board (13) attached to the camera housing (11). An optical sensor (14) is part of the printed circuit board (13). A lens barrel (12) is axially surrounded by the camera housing (11) and mounted in the camera housing (11) such that a defined airgap (20) between the lens barrel (12) and the optical sensor (14) is set. A rotation-blocking pin (25), inserted in the at least one bore (23) of the camera housing (11), is in force-fitting contact with a side portion (22) of the lens barrel (12).

Abstract: A vision module (1) for monitoring a driver (5) of a vehicle (2) and a method for manufacturing a vision module (1) for monitoring a driver (5) of a vehicle (2). The vision module (1) has at least a camera sub-assembly (10) positioned inside an outer housing (7). The outer housing (7) is defined by a housing cover (8) and a housing base (9). A housing part (20) for the camera sub-assembly (10) has a spherical outer topology (21). A mounting structure (30) is in cooperation with the spherical outer topology (21) of the camera sub-assembly (10) for setting a spatial angular orientation of the camera sub-assembly (10). A receptacle (16) of the housing base (9) receives the mounting structure (30). The housing cover (8) is mounted to the housing base (9) and holds the mounting structure (30) in a defined position in the outer housing (7).

Abstract: A vehicle camera module (1) that includes a lens assembly (2) and a printed circuit board assembly (3) to which an image sensor (4) and associated components are mounted. The lens assembly (2) includes a camera module holder (5) and a camera lens (6), the camera lens (6) having a longitudinal extension (L) and a lens aperture (7), where the camera lens (6) at least partly is housed in the camera module holder (5). The camera module holder (5) includes at least two guide arms (8a, 8b, 8c) that are adapted to extend past corresponding printed circuit board edges (9a, 9b, 9c), the PCB assembly (3) being mounted such that the image sensor (4) faces the camera lens (6).

Abstract: An electronic device, having a housing and a sealing cover. Electronic components of the electronic device are provided in the housing, and the sealing cover can close the housing. The housing is provided with a first fitting member, and the sealing cover is provided with a second fitting member and a third fitting member. In an unlocked state, the first fitting member can be connected to the second fitting member or the third fitting member by respective locking portions thereof. In a locked state, the first fitting member can be connected to the second fitting member and the third fitting member by the locking portions.

Abstract: A method for controlling the function of a vehicle radar transceiver (3), where the method includes transmitting (S100) a radar signal (5) and collecting and storing (S300) target data comprising a received detected signal level obtained from the reflected radar signals (6) that have been reflected by at least one target object (7) during a measurement angular interval (21). The method further includes determining (S400) that the radar transceiver (3) is functioning properly when at least one of the following conditions is met: the detected signal level exceeds a minimum signal level (12) during an angular interval (?i) included in a measurement angular interval (21); and a detected signal level change for a certain angular change falls below a certain limit during an angular interval (?i) included in the measurement angular interval (21).

Abstract: A vehicle radar system (3) including a control unit arrangement (8) and at least one radar sensor arrangement (4) arranged to transmit signals (6) and receive reflected signals (7). The vehicle radar system (3) acquires a plurality of measured radar detections (10, 11, 12, 13) at different times. The control unit arrangement (8) engages a tracking algorithm using the present measured radar detections (10, 11, 12, 13) as input such that at least one track is initialized. For each track, the control unit arrangement (8) calculates a calculated previous radar detection (14) that precedes the present measured radar detections (10, 11, 12, 13), and to re-initialize the tracking algorithm using the present measured radar detections (10, 11, 12, 13) in combination with the calculated previous radar detection (14).

Abstract: A radar system (2) for a vehicle (1), having a radar transceiver (3) and a control unit (4), where the control unit (4) is adapted to control the radar transceiver to apply an initial signal power level (Pi) for transmitted radar signals (5); and to receive reflected radar signals (6) that have been reflected by at least one object (7). The control unit (4) is further adapted to determine a total signal reduction level (L) for which at least one predetermined criterion is not met; to compare the total signal reduction level (L) to a threshold; and to determine whether the radar transceiver (3) is working in an acceptable manner or not in dependence of the comparison.

Abstract: A radar system (201) for a vehicle (200), comprising a control unit (203) and a radar transceiver arrangement (202) with at least one ego radar transceiver (204), where, for the at least one ego radar transceiver (204), the control unit (203) is adapted to: determine a present direction (D, DA) of the ego radar transceiver (204), determine a reserved frequency band (B0) corresponding to the present direction (D, DA), and to determine a first extended frequency band (B1) comprising and extending beyond the reserved frequency band (B0), wherein the control unit is further adapted to: detect presence of an interfering radar transceiver in the first extended frequency band, and operating the ego radar transceiver (204) in the first extended frequency band (B1) in case an interfering radar transceiver is not detected in the first extended frequency band and operating the ego radar transceiver (204) in the reserved frequency band (B0) otherwise.

Abstract: A method in a vehicle for verifying an estimated position of the vehicle, the method comprising establishing a wireless link to a radio base station, RBS, 150, obtaining data from a downlink transmission on the wireless link (145) from the RBS (150) to the vehicle (100) for estimating the vehicle position, estimating the vehicle position based on the data, transmitting a request for position verification to the RBS (150), receiving a response from the RBS (150) to the transmitted request comprising a verification position estimate based at least partly on data obtained from an uplink transmission on the wireless link (145) to the RBS (150) from the vehicle (100), and verifying the estimated position of the vehicle (100) by comparing the estimated vehicle position to the verification position estimate.

Abstract: A radar system (210) for a vehicle (200), comprising a plurality of radar transceivers (202, 203, 204, 205) and a control unit (208). Each radar transceiver (202, 203, 204, 205) is associated with a main pointing direction (P1, P2, P3, P4) and a certain frequency sub-band (A, B, C, D), where the sub-bands (A, B, C, D) together form a certain dedicated frequency band. The control unit (208) is adapted to define heading intervals which divide a full turn interval 0°-360° into sections, assign a corresponding sub-band (A, B, C, D) to each heading interval, determine a present vehicle heading (F), and to assign a corresponding sub-band (A, B, C, D) to each one of the radar transceivers (202, 203, 204, 205) in dependence of the heading interval that includes the present vehicle heading (F).

Abstract: A camera module (1) for a vehicle (2). A printed circuit board (11) of the camera module (1) has a carrier (10) for at least one camera (14, 141, 142, . . . , 14N). The carrier (10) is mounted directly to the printed circuit board (11). The printed circuit board (11) carries as well electronic components (18) and a connector (19).

Abstract: A sensor signal processing unit (100) arranged to detect a configuration of parking slots (1a,1b,1c,1d) based on radar detections received from a radar-based sensor system (120). The unit includes a histogram unit arranged to generate a representation of a spatial distribution of a set of radar detection coordinates, and a detection unit arranged to detect the configuration of parking slots. The detection unit is arranged to detect the configuration of parking slots based on a Fourier transform of the representation of spatial distribution.

Abstract: A method for operating a radar system (210) in a vehicle (201), the method including establishing a wireless communication link (245) to a radio base station (250) in a wireless communication network (260), requesting a time-frequency resource (420, 430) for communicating with a network node (270) via the radio base station (250), receiving a transmission grant from the radio base station (250) for communicating with the network node (270) using the time-frequency resource (420, 430), transmitting a communications signal (245) in the time-frequency resource, and transmitting a radar signal (235) in the time-frequency resource.

Abstract: A radar transceiver (400) including a transmit branch (450, 455, TX) arranged to transmit a radar signal at a frequency F(t), and a receive branch (RX, 405, 410, 420, 430, 460) arranged to receive a radar signal, wherein the receive branch comprises an interference monitoring circuit (430) configured to monitor frequencies adjacent to the frequency F(t) for interference, and to generate a control signal (440) if interference is detected at the adjacent frequencies, wherein the transmit branch is arranged to be paused in response to the control signal (440).

Abstract: A method for detecting blockage of a radar sensor (105) by processing a radar signal (115, 116, 117) received by the radar sensor (105). The method includes obtaining (S1) the radar signal (115, 116, 117), determining (S2) a range-Doppler representation (300) of the radar signal such that received radar signal energy (311) is represented as a function of distance (d0-d13) and relative velocity (v0-v7), determining (S4) predetermined azimuth angles (?1, ?2, ?3) for the radar sensor (105) and calculating (S31) a relative velocity (v0, v3, v5) for each predetermined azimuth angle (?1, ?2, ?3).