Jaguar Land Rover Patents Department

Aspects of the present invention relate to a control system (1) for controlling selection of one of a plurality of subsystem control modes 170(n) to control operation of at least one vehicle subsystem (3(n)) of a vehicle (5). The subsystem control modes (170(n)) each correspond to one or more different terrain types. The one or more different terrain types comprise a first terrain type corresponding to sand. The subsystem control modes (170(n)) include a first subsystem control mode (170(1)) which corresponds to the first terrain type. The control system (1) comprises one or more processor (120) collectively configured to determine a rolling resistance (90) of the vehicle (5); and to determine a moving average (95) of the rolling resistance (90). The one or more processor (120) is collectively configured to select one of a plurality of mode selection probability maps (29(n)) in dependence on the determined moving average (95), the plurality of mode selection probability maps (29(n)) each defining a first terrain indicator probability component (33(A-E)) associated with a first terrain indicator parameter (165(n)). A first mode selection probability (31(n)) associated with the first terrain type is determined in dependence on the first terrain indicator probability component (33(A-E)) derived from the selected one of the plurality of mode selection probability maps (29(n)). One of the plurality of subsystem control modes (170(n)) is selected in dependence on the determined first mode selection probability (31(n)). Aspects of the present invention also relate to a vehicle (5); and a method (100) of controlling selection of one of a plurality of subsystem control modes.

Aspects of the present invention relate to a control system (1) for controlling at least one vehicle subsystem 3(n) to control dynamic operation of a vehicle (5). The control system (1) is configured to select one of a plurality of subsystem control modes (170(n)) in dependence on a determined terrain type on which the vehicle (5) is operating. The plurality of subsystem control modes (170(n)) each define one or more configurable control parameter (CCP(n)) for controlling operation of the at least one vehicle subsystem 3(n). The control system (1) includes one or more processor (35) collectively configured to receive at least one input signal comprising at least one terrain indicator parameter (165(n)) providing an indication of the terrain type on which the vehicle (5) is operating; and to determine the terrain type on which the vehicle (5) is operating in dependence on the at least one terrain indicator parameter (165(n)). One of the plurality of subsystem control modes (170(n)) is selected in dependence on the determined terrain type, the selected one of the plurality of subsystem control modes (170(n)) defining the one or more control parameter for the at least one vehicle subsystem 3(n) for operation on the determined terrain type. The one or more processor (35) is collectively configured to configure the one or more configurable control parameter (CCP(n)) in the selected one of the plurality of subsystem control modes (170(n)) in dependence on the at least one terrain indicator parameter (165(n)). Aspects of the present invention also relate to a vehicle (5) and a method (400) of controlling a vehicle (5).

The invention relates to a recovery control system (300) for controlling one or more elements (340) of a vehicle (100), the recovery control system comprising one or more processors collectively configured to: receive a recovery request signal (202) indicative of a request to recover the vehicle from a stuck state, wherein, in the stuck state, the vehicle has an actual body-over-ground speed lower than an expected body-over ground-speed, receive one or more inputs (204) indicative of one or more environment factors at the location of the vehicle; in dependence on the recovery request signal and the one or more inputs, determine one or more operation parameters to control the one or more elements to operate in a recovery mode to cause recovery of the vehicle from the stuck state; and output the one or more operation parameters (206) to the one or more elements to cause the one or more elements to automatically operate in the recovery mode. The invention further relates to a corresponding vehicle and method.

Aspects of the present invention relate to a control system (1) for controlling detection of a wheel slip event (SEV(n)) on a vehicle (5) having a plurality of wheels (W(n)). The control system (1) includes one or more processors (120) collectively configured to receive a steer angle signal (SAS1) indicating a steer angle (α) of the vehicle (5) to perform a turn manoeuvre (T1, T2); and to determine which one of the wheels (W(n)) is an inside rear wheel (W(n)) of the vehicle (5) in dependence on the steer angle signal (SAS1), the inside rear wheel (W(n)) being disposed on an inside of the turn manoeuvre. The one or more processors (120) receive at least one wheel speed signal (SL(n))) indicating a wheel speed (S(n)) of each of the plurality of wheels (W(n)). A fastest wheel speed (S(n)) of the plurality of wheels (W(n)) is determined. One or more inside rear wheel speed ripple (WSR(n)) is detected in dependence on a determination that the wheel speed (S(n)) of the inside rear wheel (W(n)) is the fastest wheel speed (S(n)). The detection of a wheel slip event (SEV(n)) on at least the inside rear wheel (W(n)) is controlled in dependence on detection of the one or more wheel speed ripple WSR(n) in the wheel speed (S(n)). Aspects of the present invention also relate to a vehicle (5); and a method (200).

Aspects of the present invention relate to A control system (10) for controlling a vehicle system (20), the vehicle system configured to provide one or more function of a vehicle (100, 200), the one or more function of the vehicle (100, 200) comprising a set of one or more activatable vehicle function, the control system (10) comprising one or more processors collectively configured to:- identify (310) an occupant (400, 410) of the vehicle (100, 200),- determine (320), in dependence on a user profile associated with the identified occupant (400, 410), a subset of the set of one or more activatable vehicle function activatable by the identified occupant (400, 410), andenable (330) the subset of the set of one or more activatable vehicle function activatable by the identified occupant (400, 410) in the vehicle system (20).

Aspects of the present invention relate to a control system for controlling a fixed display system of a vehicle 1, the control system comprising one or more processors 110 collectively configured to:selectively operate a vehicle display 32 of the fixed display system according to either a first brightness setting or a second brightness setting, the first brightness setting being configured to cause the display 32 to operate at a first display brightness level and the second brightness setting being configured to cause the display to operate at a second brightness level, the second brightness level comprising a lower value of display brightness than the first display brightness level;receive temperature data 130 representing a temperature associated with the display 32;determine if the temperature data 130 is representative of a temperature greater than an upper threshold temperature; andon determining that the temperature data is representative of a temperature greater than the upper threshold temperature, operate the vehicle display 32 according to the second brightness setting.

Aspects and embodiments of the invention relate to a speed control system (5) for a vehicle (1), the speed control system (5) comprising one or more processors (15) collectively configured to: receive a signal indicative of a vehicle speed (27); receive a signal indicative of at least one vehicle body acceleration component (23); determine a first score (59") in dependence on the at least one vehicle body acceleration component (23) at a first time; determine a second score (59) in dependence on the at least one vehicle body acceleration component (23) at a second time; determine a permitted score range in dependence on the vehicle speed (27) at the second time, the permitted score range including the first score (59"); determine whether the second score (59) is within the permitted score range; if the second score (59) is within the permitted score range, generate a vehicle acceleration request (37) in dependence on the second score (59); and if the second score (59) is not within the permitted score range, determine a third score (59') being an endpoint of the permitted score range that is closest to the second score (59) and generate a vehicle acceleration request (37) in dependence on the third score (59'). Further aspects and embodiments of the invention relate to a system (3) and a vehicle (1) comprising the speed control system (5). Further aspects and embodiments of the invention relate to a corresponding method (300) of controlling a speed of a vehicle (1) and computer-readable instructions (19) arranged to perform the method (300).

Aspects and embodiments of the invention relate to a speed control system (5) for a vehicle (1), the speed control system (5) comprising one or more processors (15) collectively configured to: receive a signal indicative of a vehicle speed (27); receive a signal indicative of a driving surface gradient (31); receive a signal indicative of at least one vehicle body acceleration component (23); determine a score (59) in dependence on the at least one vehicle body acceleration component (23); determine a score difference (101) between the score (59) and a predefined score target (97); determine a target value for vehicle acceleration using a predefined relationship between (i) the score difference (101), (ii) the vehicle speed (27) and/or the driving surface gradient (31), and (iii) vehicle acceleration; and generate a vehicle acceleration request (37) based on the determined target value for vehicle acceleration. Further aspects and embodiments of the invention relate to a system (3) and a vehicle (1) comprising the speed control system (5) Further aspects and embodiments of the invention relate to a corresponding method (400) of controlling a speed of a vehicle (1) and computer-readable instructions (19) arranged to perform the method (400).

Aspects and embodiments of the invention relate to a speed control system (5) for a vehicle (1), the speed control system (5) comprising one or more processors (15) collectively configured to: receive a signal indicative of a vehicle speed (27); receive a signal indicative of at least one vehicle body acceleration component (23A, 23B, 23C); determine a sampling window having a window length (41) dependent on the vehicle speed (27); calculate a running average magnitude (45A, 45B, 45C) of the at least one vehicle body acceleration component (23) over the determined sampling window; and generate a vehicle acceleration request (37) which depends on the running average magnitude (45) of the at least one vehicle body acceleration component (23). Further aspects and embodiments of the invention relate to a system (3) and a vehicle (1) comprising the speed control system (5). Further aspects and embodiments of the invention relate to a corresponding method (200) of controlling a speed of a vehicle (1) and computer-readable instructions (10) arranged to perform the method (200).

A bracket for mounting a display unit to a vehicle body structure is provided. The bracket comprises a body comprising a first side member, a second side member and a bridge member connected to and extending between the first and second side members. The bracket includes a first fixture arrangement configured to connect a display unit to the body, and a second fixture arrangement configured to connect the body to a vehicle body structure. The body comprises at least one weakened portion between the bridge member and the first and second side members configured to break when the bridge member is subjected to a force exceeding a predetermined value. The weakened portion is arranged such that the bridge member is disconnectable from at least one of the first and second side members when the weakened portion breaks.