Nissan Patent Applications
Nissan patent applications that are pending before the United States Patent and Trademark Office (USPTO).
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Publication number: 20250108769Abstract: A wire harness mounting structure is provided for a vehicle including a drive unit and a battery unit configured to supply electric power to the drive unit via a wire harness. The drive unit includes a drive motor configured to drive a drive wheel, and an inverter device configured to convert the electric power from the battery unit and supply the converted electric power to the drive motor. One end of the wire harness is coupled to the inverter device from a first direction in a vehicle width direction via an inverter-side connector at a side surface portion of the inverter device, and the other end of the wire harness is coupled to the battery unit from a second direction opposite to the first direction via a battery-side connector at a rear end portion of the battery unit.Type: ApplicationFiled: January 26, 2022Publication date: April 3, 2025Applicant: NISSAN MOTOR CO., LTD.Inventors: Xuyan ZHAO, Yukinori TSUKAMOTO, Daisuke ASAKURA, Yasuya HAMADA
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Publication number: 20250108865Abstract: A vehicle body structure includes at least a first panel and an outboard dashwall panel. The first panel at least partially defines a lower portion of an A-pillar structure. The first panel has a lower forward portion with a flange attachment section. The outboard dashwall panel at least partially defines a rearward portion of a front wheel well. The outboard dashwall panel has an outboard end that includes an upper flange that extends in a forward direction from the outboard end and a lower flange that extends in a rearward direction from the outboard end. The upper flange and the lower flange are both fixedly attached to the first panel.Type: ApplicationFiled: September 29, 2023Publication date: April 3, 2025Applicant: NISSAN MOTOR CO., LTD.Inventors: Takayoshi NOMURA, Jason LYMAN, David HUYNH
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Publication number: 20250111706Abstract: Vehicle data is acquired, and is linked with each vehicle component, first degree of abnormality is determined for each vehicle component. When detecting collision, vehicle data is acquired during self-travelling after the collision. If vehicle is not capable of self-travelling, by referring to post-collision vehicle data etc., second degree of abnormality after the collision is calculated. The first and second degrees of abnormality are compared, if the second degree of abnormality is greater than the first degree of abnormality by a predetermined value or more, vehicle component is identified as vehicle component which is outside an impact area, but has been affected in terms of deterioration etc., and necessary information is displayed. When there is an intentional driving characteristic change after the collision, vehicle component is not identified as vehicle component having been affected in terms of deterioration etc.Type: ApplicationFiled: March 28, 2022Publication date: April 3, 2025Applicant: Nissan Motor Co., Ltd.Inventors: Yuki Horihata, Toru Takagi
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Publication number: 20250108676Abstract: A vehicle control device is used for a vehicle that simultaneously transports a user and a package. The vehicle control device includes a controller configured to: acquire an attribute of the user and an attribute of the package; determine whether the user and the package are loaded in the vehicle; and upon determining that the user and the package are loaded in the vehicle, perform air conditioning control according to the attribute of the user and the attribute of the package.Type: ApplicationFiled: December 6, 2021Publication date: April 3, 2025Applicant: Nissan Motor Co., Ltd.Inventors: Masayasu Suzuki, Keiko Shishido, Tomoki Hirabayashi
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Publication number: 20250104711Abstract: A voice recognition method for acquiring utterance content of a user of a vehicle and estimating a target object mentioned in the utterance content, the voice recognition method including: acquiring, as an input signal, at least one of a control signal of a device mounted on the vehicle and an output signal of a sensor mounted on the vehicle; recognizing an expression representing a state or a position from the utterance content; detecting a state or a position of a candidate of the target object, based on the input signal; and estimating a candidate of the target object fitting a state or a position recognized from the utterance content to be a target object mentioned in the utterance content.Type: ApplicationFiled: January 26, 2022Publication date: March 27, 2025Applicant: Nissan Motor Co., Ltd.Inventor: Atsunobu Kaminuma
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Publication number: 20250100521Abstract: A brake control method includes: determining whether the acceleration amount in a brake release operation of a vehicle is equal to or larger than the deceleration amount in a brake operation of the vehicle when a parking brake device that is driven by a motor performs braking control with anti-lock control for alternately repeating the brake operation and the brake release operation while the vehicle is travelling; and restricting the anti-lock control from being performed when the acceleration amount is equal to or larger than the deceleration amount.Type: ApplicationFiled: January 25, 2022Publication date: March 27, 2025Applicant: Nissan Motor Co., Ltd.Inventor: Motoi Ishizuka
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Publication number: 20250103134Abstract: A computer performs processing including: generating an image to be presented to a driver in a preset coordinate system; identifying a display position at which the generated image is displayed in a field of vision of a driver, based on a viewpoint position of the driver; generating a driver viewpoint image obtained by converting the generated image to an image represented in a coordinate system defined with the viewpoint position as a reference; causing the driver viewpoint image to be displayed in such a manner that the driver viewpoint image overlaps a field of vision of the driver; detecting a line of sight of the driver; and when determining that a change amount of the detected line of sight exceeds a threshold value, suppressing change in a position at which the driver viewpoint image is displayed occurring in association with change in the viewpoint position.Type: ApplicationFiled: October 11, 2022Publication date: March 27, 2025Applicant: Nissan Motor Co., Ltd.Inventor: Hiroshi Watanabe
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Publication number: 20250091426Abstract: A vehicle mounting structure for an electric motor unit includes: a drive unit with a drive motor; and a power generation unit with a power generation motor, wherein: the drive unit and the power generation unit are individually mounted on a vehicle body, the drive unit is fixed to a suspension member of the vehicle body, and the power generation unit is fixed to a side member of the vehicle body, the drive unit is provided behind the power generation unit, the drive unit and the power generation unit include an interference portion lower than a rotation shaft center of the drive motor and a rotation shaft center of the power generation motor, and a clearance between the drive unit and the power generation unit is narrower in the interference portion than in a portion other than the interference portion.Type: ApplicationFiled: March 15, 2021Publication date: March 20, 2025Applicant: NISSAN MOTOR CO., LTD.Inventors: Takashi KURITA, Kazuya NAOI
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Publication number: 20250091257Abstract: To suppress damage to recycled carbon fibers (deterioration of the recycled carbon fibers), the present disclosure includes a first treatment step of immersing carbon fiber reinforced plastic in an acidic aqueous solution to dissolve at least a part of resin content of the carbon fiber reinforced plastic and a second treatment step of immersing a treated product subjected to the first treatment step in an alkaline aqueous solution having foaming properties to dissolve at least a part of resin content of the treated product.Type: ApplicationFiled: September 18, 2024Publication date: March 20, 2025Applicants: NISSAN MOTOR CO., LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Asuka SAKAI, Masatoshi KUBOUCHI, Winarto KURNIAWAN
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Publication number: 20250065952Abstract: A method of judging an abnormality of a zero point of a steering angle sensor that outputs a steering angle according to a turning operation amount of a steering shaft with a straight-ahead state of a vehicle being the zero point, the method has, when the steering angle which is a threshold value or larger continues to be output until travelling with a vehicle speed of a predetermined speed or higher reaches a predetermined cumulative time, judging that the zero point has deviated.Type: ApplicationFiled: August 20, 2024Publication date: February 27, 2025Applicant: NISSAN MOTOR CO., LTD.Inventors: Yuta OKITSU, Shouta HAMANE
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Publication number: 20250067333Abstract: A power transmission device includes: a case that accommodates a power transmission mechanism; a strainer disposed to face a bottom wall portion in the case; a suction port for oil provided in a portion of the strainer facing the bottom wall portion; and a magnet disposed between the bottom wall portion and the strainer in the case. The magnet and the suction port are provided to be displaced from each other when viewed from a facing direction in which the strainer and the bottom wall portion face each other, and the suction port is provided with an opening facing a magnet side.Type: ApplicationFiled: March 23, 2023Publication date: February 27, 2025Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Akira TSUCHIDA, Katsunori YAMASHITA, Tomoya OTAKI, Tsutomu ITOU
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Publication number: 20250063323Abstract: A method for subscribing a mobile equipment to a service hosted on at least one data processing peripheral server in a Mobile Edge Computing architecture network includes sending a message for registration from the mobile equipment to a central server of the network and establishing, by the mobile equipment, a communication session with a first data processing peripheral server. Prior to establishing the communication session with the first data processing peripheral server, upon receiving the message for registration, the central server selects the first data processing peripheral server corresponding to a location of the mobile equipment.Type: ApplicationFiled: November 1, 2024Publication date: February 20, 2025Applicant: Nissan Motor Co., Ltd.Inventor: Eric Perraud
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Publication number: 20250050627Abstract: An object of the present invention is to provide a skin material excellent in tactile sensation. The present invention provides a skin material having at least a topcoat layer, wherein an arithmetic mean roughness Ra of a surface of the topcoat layer is 12 ?m or less, an average spacing S of convex portions of the surface of the topcoat layer is 250 to 450 ?m, and the topcoat layer contains resin beads with an average particle size of 5 to 20 ?m.Type: ApplicationFiled: December 7, 2022Publication date: February 13, 2025Applicants: NISSAN MOTOR CO., LTD., SEIREN CO., LTD.Inventors: Motohiko KURODA, Moe YAMAZAKI, Kyosuke TAKESHITA
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Publication number: 20250042435Abstract: A data-based driveline map is determined using road-level map data and driveline data for road users. The map data includes way data comprising one or more ways, a way includes a series of nodes, and the driveline data includes drivelines, where a driveline is a series of poses representing a road user. A first section of the way data is identified as an intersection, and second sections are matched with the driveline data to generate multiple way bars, where a way bar includes one or more poses and one node. A way bar is categorized as either constant or changing based on lanes counted therewithin. Consecutive way bars are grouped into way bar sections based on the categorization and the lane count, and the map is generated using the way bar sections and the first section. A vehicle is operated using the map as input to a control system.Type: ApplicationFiled: July 31, 2023Publication date: February 6, 2025Applicant: Nissan North America, Inc.Inventors: Hsin-Min Cheng, Christopher Ostafew
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Publication number: 20250042298Abstract: This management system (1) for managing a battery of accumulator cells (2) of an electric vehicle comprises a plurality of secondary controllers (7) coupled respectively to a plurality of accumulator cells (10) of the battery (2) and a primary controller (6) configured to determine the terms for equalizing the charge of the accumulator cells (10) when the management system (1) is in an active mode, the management system (1) comprising an inactive mode in which the terms by which the charges are equalized are determined only by the secondary controllers (7).Type: ApplicationFiled: December 7, 2022Publication date: February 6, 2025Applicants: AMPERE S.A.S., NISSAN MOTOR CO., LTD.Inventors: Samuel CREGUT, Fabian Antonio RINCON-VIJA
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Publication number: 20250033431Abstract: A vehicle control device is used for a vehicle that transports a user and a package. The vehicle control device includes a controller configured to: acquire an attribute of the user and an attribute of the package; partition a space in the vehicle into spaces prior to loading of at least one of the user and the package into the vehicle; and perform air conditioning control according to the attribute of an object for loading in at least one of the partitioned spaces.Type: ApplicationFiled: December 6, 2021Publication date: January 30, 2025Applicant: Nissan Motor Co., Ltd.Inventors: Masayasu Suzuki, Keiko Shishido, Tomoki Hirabayashi
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Publication number: 20250034798Abstract: A modified carbon fiber includes carbon atoms in which a proportion of carbon atoms to which a functional group containing at least one of an oxygen atom and a nitrogen atom is bonded are 55.5 atomic % or more and 68.0 atomic % or less, when a total of carbon atoms present on a surface of the carbon fiber and a surface of an internal void inside the carbon fiber is 100 atomic %.Type: ApplicationFiled: July 25, 2024Publication date: January 30, 2025Applicants: NISSAN MOTOR CO., LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Asuka SAKAI, Masatoshi KUBOUCHI, Winarto KURNIAWAN
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Publication number: 20250033528Abstract: In a hybrid vehicle, the warm-up of a battery (2) is controlled in consideration of the SOC of battery (2) and the temperature of battery (2). That is, in the hybrid vehicle, for example, when the SOC of battery (2) reaches a preset predetermined value and the output of battery (2) is lower than a first threshold value, a first control valve (8) is opened to perform the heat exchange between a first cooling water and a second cooling water by a heat exchanger (6). Consequently, in the hybrid vehicle, the second cooling water in a second cooling path (4) is warmed by the first cooling water in a first cooling path (3) to warm up battery (2), thereby suppressing a decrease in output of battery (2) due to a temperature decrease in battery (2).Type: ApplicationFiled: March 9, 2022Publication date: January 30, 2025Applicant: NISSAN MOTOR CO., LTD.Inventors: Takayuki HAMAMOTO, Yutaka ABE
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Publication number: 20250026286Abstract: A power supply system is installed in a vehicle having an autonomous driving mode. The power supply system includes a first load circuit connected to a first load that operates using electric power from a main battery; a second load circuit connected to a second load that operates using electric power from the main battery or an additional battery and that is necessary to continue the autonomous driving mode; and a first circuit connection/disconnection mechanism provided on a power supply line for electrically connecting the first load and the second load, the first circuit connection/disconnection mechanism that electrically connects or disconnects the first load circuit to or from the second load circuit. The first load circuit is located on an upstream side of the first circuit connection/disconnection mechanism.Type: ApplicationFiled: November 28, 2022Publication date: January 23, 2025Applicant: Nissan Motor Co., Ltd.Inventors: Akira Teranishi, Jun Ishizuki, Jaesun Hur
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Publication number: 20250026296Abstract: A vehicle seat includes a backrest, a seat pan, and an airbag having two components placed on sides of the seat. Each component includes an airbag cushion and a strap sewn to the airbag cushion. The strap is fixed to an upper area of the backrest and an anti-submarining hump of the seat pan. The backrest includes a seat cushion and a rigid shell surrounding the seat cushion. Each strap passes between the seat cushion and the shell. The seat includes a seat belt provided with a retractor fixed to the backrest and placed inside a receiving portion delimited by a front casing located in a backrest upper area, the shell covers the front casing, thereby forming a space between them to pass the strap of one of the two components in the backrest upper area, and the shell delimiting the receiving portion to the rear.Type: ApplicationFiled: July 21, 2022Publication date: January 23, 2025Applicants: RENAULT S.A.S, NISSAN MOTOR CO., LTD.Inventors: François LESARTRE, Nicolas RENAUD, Jean-Baptiste ROY, Philippe SOUVILLE
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Publication number: 20250023384Abstract: A power supply system is installed in a vehicle. The power supply system includes a first load circuit configured to operate using electric power from a main battery, the first load circuit being connected to a first load; a second load circuit configured to operate using electric power from the main battery or an additional battery, the second load circuit being connected to a second load; a first relay provided on a power supply line for electrically connecting the first load and the second load, the first relay that electrically connects or disconnects the first load circuit to or from the second load circuit; a second relay that electrically connects or disconnects the second load to or from the additional battery; and a controller that determines a state of a start switch for starting the vehicle. The first relay is in an on state when the start switch is off. The second relay is in an off state when the start switch is off.Type: ApplicationFiled: November 29, 2021Publication date: January 16, 2025Applicant: Nissan Motor Co., Ltd.Inventor: Akira Teranishi
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Publication number: 20240424912Abstract: An electric vehicle control method includes: basic torque distribution processing of determining a basic torque command value for each drive motor based on a total required driving force for the electric vehicle and driving force distribution for each of the drive systems; vibration damping processing of obtaining a corrected torque command value by performing correction for reducing vibration of a driving force transmission system on each basic torque command value; and driving force control processing of controlling a driving force generated by each drive motor based on the corrected torque command value. The vibration damping processing includes estimating whether each of the drive systems is in a dead zone section individually, and adjusting a correction amount for the basic torque command value of the drive system in the dead zone section according to the driving force distribution.Type: ApplicationFiled: January 18, 2022Publication date: December 26, 2024Applicant: NISSAN MOTOR CO., LTD.Inventors: Syuta MIZOGUCHI, Akira SAWADA
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Publication number: 20240426254Abstract: For an in-cylinder direct injection spark ignition internal combustion engine including an intake port provided with a tumble control valve, a startup control method is presented. When a startup of the engine satisfies a predetermined cold start condition requiring a retard operation of the engine for catalyst warmup, a startup process is performed. The startup process includes: closing the tumble control valve; after the closing of the tumble control valve, starting to crank the engine; implementing fuel injection of the engine by a single-injection operation during a time period from an initial cycle of combustion of the engine to an event that the engine rises and reaches a predetermined rotation speed; after the event, shifting from the single-injection operation to a multiple-injection operation; and substantially simultaneously with the shifting to the multiple-injection operation, starting an ignition timing retard.Type: ApplicationFiled: June 13, 2024Publication date: December 26, 2024Applicant: NISSAN MOTOR CO., LTD.Inventors: Yuusuke SAKURAI, Kazuki TANZAWA, Yoshikatsu MATSUDA
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Publication number: 20240424888Abstract: An arrangement structure of an intake duct includes an air inlet for introducing outside air from outside of a vehicle, a heat bump, an intake duct, and a first shielding member. The heat bump radiates heat to the introduced outside air introduced from the air inlet. The intake duct has an intake port for taking in a part of the introduced outside air. The intake duct is connected to an engine of the vehicle. The first shielding member defines a flow path of the introduced outside air and shielding the intake port from a flow of the introduced outside air. The first shielding member includes at least an upper wall for defining an upper part of the flow path from the air inlet to the heat bump and side walls for defining a side part of the flow path. The intake port is located above the upper wall.Type: ApplicationFiled: August 11, 2021Publication date: December 26, 2024Applicant: Nissan Motor Co., Ltd.Inventor: Kazuki Miyahara
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Publication number: 20240426376Abstract: A control device for a vehicle, the vehicle including a belt continuously variable transmission including a mechanical oil pump driven by an engine and an electric oil pump driven by an electric motor, the engine being configured to drive a drive wheel, in which when a rotation speed of the engine is less than or equal to a prescribed rotation speed as the vehicle decelerates, driving of the electric motor is controlled to supply a hydraulic pressure from the electric oil pump to the belt continuously variable transmission, and when the deceleration of the vehicle exceeds a prescribed deceleration, the driving of the electric motor is restricted not to supply the hydraulic pressure from the electric oil pump to the belt continuously variable transmission.Type: ApplicationFiled: June 20, 2022Publication date: December 26, 2024Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Koichi OKUNO, Keisuke IWADO, Makoto OGURI, Akira TSUCHIDA
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Publication number: 20240416791Abstract: A charging/discharging control method and a charging/discharging control device, when controlling a power module connected to any of a plurality of power systems, receive a signal broadcast for each of the power systems via a receiver included in the power module, calculate a degree of relationship between the acquired signal and an input voltage inputted to the power module for each of the power systems, and control the power module based on the signal relating to the power system having the degree of relationship greater than or equal to a prescribed threshold.Type: ApplicationFiled: November 8, 2021Publication date: December 19, 2024Applicants: NISSAN MOTOR CO., LTD., RENAULT s.a.s.Inventors: Kensuke MURAI, Kenta SUZUKI
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Publication number: 20240419553Abstract: An abnormality detection device detects an abnormality of a screen display displayed on a display. The abnormality detection device is configured to monitor screen display data displayed by the display; determine, based on the screen display data and a user operation regarding the screen display performed by a user, whether or not the screen display has transitioned according to the user operation; extract a screen region which is a target of transition by the user operation within the screen display as a target region; and compare the screen display data corresponding to the target region of when the user operation was performed with the screen display data corresponding to the target region of after a lapse of a predetermined period from the user operation, so as to determine whether or not the screen display has transitioned; and when the screen display does not transition within the predetermined period, determine that the screen display is in a freeze state of being unresponsive to the user operation.Type: ApplicationFiled: October 19, 2021Publication date: December 19, 2024Applicant: Nissan Motor Co., Ltd.Inventor: Satoshi Ichikawa
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Publication number: 20240418135Abstract: A cylinder block (1) includes a main block body (2) made of a metal material and an outer member (3) made of a resin material and welded to the main block body (2). The main block body (2) has a cylinder wall (13) defining therein a cylinder bore (16) and a second columnar part (14B) formed at a position apart from the cylinder wall (13). The outer member (3) has a second columnar part insertion hole (53) and defines a water jacket between the outer member (3) and the cylinder wall (13). The second columnar part (14B) is placed in the second columnar part insertion hole (53) with a predetermined clearance left between the second columnar part insertion hole (53) and the second columnar part (14B), in a state of being isolated from the water jacket, and extends to a cylinder head.Type: ApplicationFiled: October 22, 2021Publication date: December 19, 2024Applicant: NISSAN MOTOR CO., LTD.Inventor: Norikatsu SEKINE
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Publication number: 20240410702Abstract: An information processing method and an information processing device acquire a path information on a path included in a road network set on a map data, acquire a reroute request indicating an instruction to regenerate a route when generating the route that a vehicle is scheduled to travel in correspondence with the road network based on the path information stored in the database, acquire a path type indicating whether a target path on which the vehicle is traveling at a timing when the reroute request is acquired is a first path or a second path bifurcating from the first path, included in the road network, and delete the path information stored in the database based on the path type.Type: ApplicationFiled: October 15, 2021Publication date: December 12, 2024Applicant: Nissan Motor Co., Ltd.Inventors: Thanh Doan, Yusuke Hayashi, Tatsuya Shino, Iori Yonekawa
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Publication number: 20240410713Abstract: A repair place transmission device is configured to: acquire a movement schedule for moving a user to a destination using a vehicle; acquire a current location of the vehicle; an abnormality determination unit configured to determine whether or not an abnormality is present in the vehicle; extract, from the movement schedule, a travel route from the current location to the destination and a plurality of destinations located on the travel route; extract, for each of the destinations, a repair place for repairing the vehicle located within a predetermined range from the destination as the repair place corresponding to the destination when the abnormality is determined to be present in the vehicle; compute, for each of the repair places, an influence level indicating a level of influence on the movement schedule by repairing the vehicle in the repair place; and transmit a control signal for outputting repair place data on the repair place having a lower influence level in priority over repair place data on the rType: ApplicationFiled: October 8, 2021Publication date: December 12, 2024Applicant: Nissan Motor Co., Ltd.Inventors: Yuki Horihata, Toru Takagi
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Publication number: 20240399343Abstract: An exhaust gas purification catalyst or the like may inhibit poisoning of a noble metal component by a Si-containing compound generated or detached from silicon carbide, may inhibit degradation of exhaust gas purification performances over a long period, and may have excellent long-term durability. An exhaust gas purification catalyst may have a stacked structure including at least a substrate and a first and second coat layer, in that order. The substrate may be selected from a silicon carbide carrier including silicon carbide and a silicon carbide-covering carrier on which a coating layer including silicon carbide is provided. The first coat layer may include a compound including one or more alkaline-earth metals selected from Mg, Ca, Sr, and Ba. The second coat layer may includes one or more platinum group elements selected from Rh, Pt, and Pd.Type: ApplicationFiled: September 20, 2022Publication date: December 5, 2024Applicants: N.E. CHEMCAT CORPORATION, NISSAN MOTOR CO., LTD., RENAULT S.A.S.Inventors: Akito TAKAYAMA, Hiroshi MOCHIZUKI, Shinji NIGORIKAWA
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Publication number: 20240383149Abstract: An in-vehicle robot includes a base member, an outer member, an inner member, and first, second, and third power transmission units. The base member is rotatably mounted to a mounting object. The outer member is supported by the base member. The inner member is positioned inside the outer member and supported by the outer member. The first power transmission unit allows the inner member to rotate around a first axis with respect to the outer member. The first axis passes through a portion of the inner member supported by the outer member. The second power transmission unit allows the outer member to rotate around a second axis. The second axis passes through a portion of the outer member supported by the base member. The third power transmission unit allows the outer member to rotate around a third axis that is non-parallel to both the first axis and the second axis.Type: ApplicationFiled: June 22, 2022Publication date: November 21, 2024Applicant: Nissan Motor Co., Ltd.Inventors: Laiqiang Zhang, Lihong Wang, Liang Chen, Xiaolin Bai, Yuqing Luo
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Publication number: 20240367714Abstract: A method is for autonomously driving an actuator of an automotive device. The actuator is intended to have an influence on the trajectory of the device. The method includes acquiring parameters relating to the trajectory of the device and a computer calculating a setpoint for driving the actuator as a function of the parameters via a controller associated with at least one saturation function for an output of the controller. The controller satisfies a model of the at least one saturation function per nonlinear sector.Type: ApplicationFiled: March 9, 2022Publication date: November 7, 2024Applicants: RENAULT S.A.S, NISSAN MOTOR CO., LTD.Inventor: Anh-Lam DO
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Publication number: 20240370154Abstract: An equipment control device includes a controller that controls a control target based on a touch operation by a user on a touch panel display. The display displays a display screen that includes a control target icon resembling the control target, and a plurality of touch areas an effective area that enables the touch operation for operating the control target; and detects a first gesture and a second gesture from the touch operation. The second gesture is different from the first gesture, and has a fixed direction.Type: ApplicationFiled: June 3, 2021Publication date: November 7, 2024Applicant: NIssan Motor Co., Ltd.Inventors: Yasutomo Sasanuma, Jun Ueda
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Publication number: 20240362007Abstract: A software update device is configured to update software for an in-vehicle control device mounted in a vehicle. The software update device includes an information acquisition unit, an output unit, an execution unit, a communication status acquisition unit, a correction unit, and a notification unit. The information acquisition unit is configured to acquire, from a server provided outside the vehicle, update process information related to an update of the software. The output unit is configured to output consent request information for asking a user whether to consent to the update of the software. The execution unit is configured to execute an update process for the software according to response information that is a response to the consent request information from the user. The calculation unit is configured to calculate an estimate time required for the update.Type: ApplicationFiled: July 27, 2021Publication date: October 31, 2024Applicant: Nissan Motor Co., Ltd.Inventors: Mitsuhiko Kikuchi, Koji Morita, Yoshimori Shizuka, Eisuke Ohashi, Masaaki Uzumi, Muneeswaran Ayyappan, Yohei Kaieda, Takayuki Inoue, Hidetoshi Hayashi
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Publication number: 20240359528Abstract: An air conditioning control device that controls an air conditioner installed in a vehicle includes a controller that controls a display screen of a touch panel display and controls the air conditioner based on a touch operation on the display screen. The display screen includes a seat image representing a seat and a reference area image representing a reference area. The controller, in a case where the touch operation has a direction from the reference area image to the seat image, outputs a control command to increase airflow of air coming out from the air conditioner. The controller, in a case where the touch operation has a direction from the seat image to the reference area image, outputs a control command to decrease the airflow of the air coming out from the air conditioner.Type: ApplicationFiled: June 3, 2021Publication date: October 31, 2024Applicant: Nissan Motor Co., Ltd.Inventors: Yasutomo Sasanuma, Jun Ueda
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Publication number: 20240359695Abstract: A method for estimating the speed of a motor vehicle includes defining a first speed threshold that corresponds to a minimum speed value supplied by a vehicle wheel angular speed sensor, defining a second speed threshold that is greater than the first, estimating low speed values when the vehicle is running below the first speed threshold by using an estimation method of adaptive filtered type, measuring high speed values when the vehicle is running above the second speed threshold by using vehicle speed values supplied by the wheel angular speed sensor, and in the intermediate zone between the first and second speed thresholds, mixing high speed with low speed.Type: ApplicationFiled: April 8, 2024Publication date: October 31, 2024Applicants: RENAULT s.a.s., NISSAN MOTOR CO., LTD.Inventors: Joan DAVINS-VALLDAURA, Paul LEMIERE, Guillermo PITA-GIL, Denis MALLOL, Renaud DEBORNE
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Publication number: 20240339945Abstract: Provided is an electric motor control method includes: calculating a second torque command value by correcting the first torque command value by a vibration compensation torque for suppressing vibration in an electric motor rotation speed; limiting the vibration compensation torque based on a limit request suggesting amount suggesting a situation in which suppression of vibration in the electric motor rotation speed is to be limited; determining a limit level representing a degree of limit on the vibration compensation torque; and calculating a voltage command value by feeding back a torque suggesting amount suggesting an electric motor torque to the second torque command value. In the torque control step, a feedback gain of the torque suggesting amount is determined with reference to the limit level.Type: ApplicationFiled: November 19, 2021Publication date: October 10, 2024Applicant: NISSAN MOTOR CO., LTD.Inventors: Mitsuhiro SHOUJI, Tetsuro KOJIMA
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Publication number: 20240336254Abstract: A control method for a hybrid vehicle configured to switch between stoichiometric combustion and lean combustion in which the target air fuel ratio is set to be leaner than the theoretical air fuel ratio is provided. The control method for the hybrid vehicle includes when the combustion mode is switched from the lean combustion to the stoichiometric combustion, stopping a fuel supply to the internal combustion engine; decreasing an intake air amount of the internal combustion engine during the stop; setting the target air fuel ratio of the internal combustion engine to the theoretical air fuel ratio, or the air fuel ratio richer than the theoretical air fuel ratio, in a state in which the intake air amount of the internal combustion engine is decreased; and restarting the internal combustion engine.Type: ApplicationFiled: August 4, 2021Publication date: October 10, 2024Applicant: NISSAN MOTOR CO., LTD.Inventor: Hideaki TAKAHASHI
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Publication number: 20240339642Abstract: Provided is a fuel cell that is laminated via a separator to constitute a fuel cell stack. The fuel cell includes an anode layer, a solid electrolyte layer, and a cathode layer laminated in this order on a metal support on the separator. The metal support and the anode layer are made of a porous metal, and a reforming catalyst is formed inside at least one of the metal support and the anode layer. A thermal conduction inhibiting layer is formed between the metal support and the separator, the thermal conduction inhibiting layer being joined to the separator at least at a portion where the fuel cell and the separator are joined to each other and inhibiting thermal conduction from the separator to the metal support.Type: ApplicationFiled: August 5, 2021Publication date: October 10, 2024Applicant: NISSAN MOTOR CO., LTD.Inventor: Yohei MIURA
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Publication number: 20240336788Abstract: To provide a coating film having both metallic designability and electromagnetic wave permeability, and a coated article including the coating film. A coating film 10 has a laminated structure including at least a basecoat layer 12 containing a plurality of substantially flat aluminum pieces serving as luster materials 12a, an area occupancy rate of the aluminum pieces in the basecoat layer 12 is more than 75% and 100% or less, an average length (average major diameter) of the aluminum pieces in a longitudinal direction on a flat surface is 9 ?m or less, and a film thickness of the coating film 10 is more than 2 ?m and less than 9 ?m.Type: ApplicationFiled: July 30, 2021Publication date: October 10, 2024Applicant: NISSAN MOTOR CO., LTD.Inventors: Hironori TSUTSUI, Tatsuya SUZUKI, Cheetuck HO
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Publication number: 20240329444Abstract: A method for controlling an opacifying glazing for a motor vehicle, at least one portion of the glazing including a plurality of zones, the level of opacity of each zone being individually controlled to vary between a minimum value and a maximum value, the plurality of zones being arranged with increasing sequence numbers i in a first direction, the method including the following steps: increasing the opacity of the glazing, which includes increasing the opacity level of each zone according to increasing functions of time, the increases being initialized zone after zone according to their increasing or decreasing sequence numbers i; and/or, reducing the opacity of the glazing, which includes reducing the opacity level of each zone according to decreasing functions of time, the reductions being initialized zone after zone according to their increasing or decreasing sequence numbers i.Type: ApplicationFiled: June 30, 2022Publication date: October 3, 2024Applicants: RENAULT S.A.S, NISSAN MOTOR CO., LTD.Inventors: Ludovic ALIDRA, Samuel CAMPANA, Maurin ISNARD, Delphine LOPEZ, Yann OLLIVIER, Brigitte SAVARIAULT
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Publication number: 20240326777Abstract: A vehicle includes an engine, a generator, a drive motor, and a filter that collects particulate matter in exhaust gas of the engine. The generator is driven by the engine to generate power. The drive motor is driven with the power generated by the generator. A method for controlling the vehicle includes performing motoring by driving the engine in an operation stop state with the generator, thereby performing fuel cut of the engine and consuming power; prohibiting fuel cut of the engine based on a temperature of the filter; and when a discharge request is made while the fuel cut of the engine is prohibited, performing a power consumption operation in which a negative engine torque is generated in the engine by driving the engine with the generator while performing combustion in the engine.Type: ApplicationFiled: September 7, 2021Publication date: October 3, 2024Applicant: Nissan Motor Co., Ltd.Inventors: Kiyoshi Hoshi, Yoshihiko Misao, Hirofumi Miyauchi, Azusa Kobayashi
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Publication number: 20240326821Abstract: In a vehicle including a generator and a drive motor for traveling that operates with generated electric power of the generator, setting a control mode of a carrier frequency used for PWM control for adjusting the electric power of the generator to either of a basic mode or a diffusion mode; acquiring a noise recognition degree suggestion amount suggesting a vehicle situation correlated with a level of a recognition degree of a vehicle user with respect to noise generated by an operation of the generator; executing the diffusion mode in a case where the recognition degree is estimated to be high based on the noise recognition degree suggestion amount; and executing the basic mode in a case where the recognition degree is estimated to be low.Type: ApplicationFiled: October 21, 2021Publication date: October 3, 2024Applicant: NISSAN MOTOR CO., LTD.Inventors: Takeshi NODA, Hiromichi KAWAMURA
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Publication number: 20240318718Abstract: A transmission comprising: a primary pulley; a secondary pulley; a transmission member wound around the primary pulley and the secondary pulley; an oil pump configured to supply oil; a hydraulic control circuit configured to adjust a pressure of the oil supplied from the oil pump to a line pressure which is a source pressure of a primary pulley pressure supplied to the primary pulley and a secondary pulley pressure supplied to the secondary pulley; a line pressure detection unit configured to detect the line pressure; and a controller configured to control the hydraulic control circuit, wherein the controller is configured to select, as a target pulley pressure, a higher one of a target value of the primary pulley pressure and a target value of the secondary pulley pressure, variably set, according to an oil temperature, a target differential pressure including a detection variation of the line pressure detection unit that varies according to the oil temperature, set a target line pressure which is a target vType: ApplicationFiled: November 26, 2021Publication date: September 26, 2024Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Yuji OISHI, Takurou KAWASUMI, Yoshihisa KODAMA, Seiichirou TAKAHASHI, Hironori MIYAISHI
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Publication number: 20240317208Abstract: A method for controlling in real time the path of a motor vehicle travelling in a traffic lane includes detecting a corner in the traffic lane, then, when the vehicle enters the corner, determining first and second quantities for a plurality of successive sampling increments, based on state variables characteristic of the movement of the vehicle, determining a first stored value dependent on the first quantity determined in the current sampling increment and one of the preceding sampling increments, determining a second stored value dependent on the second quantity determined in the current sampling increment and one of the preceding sampling increments, saving the first and second stored values determined for each sampling increment, then, when the vehicle exits the corner determining a value of the understeer gradient depending on the saved first and second stored values, and determining a command for the vehicle based on the understeer gradient.Type: ApplicationFiled: July 13, 2022Publication date: September 26, 2024Applicants: AMPERE S.A.S, NISSAN MOTOR CO., LTD.Inventors: Joan DAVINS, Benjamin LE COQ, Raphael QUILLIARD
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Publication number: 20240320316Abstract: A method for verifying the authenticity of a command from an actuator controlled by an electronic control unit connected to a multimedia system including: a touch-sensitive display to receive a user command and to display information relating to the actuator command, an operating system to enable an external communication device to be remotely displayed on the touch-sensitive display, and an authenticated secure environment to provide a higher level of security than the security level of the operating system. The authenticated secure environment includes a support controller to detect a user command on the touch-sensitive display. The method includes: signing off a user command by the authenticated secure environment, the user command corresponding to physical activation of an area of the display; transmitting, by the operating system, the signed-off command to the electronic control unit; verifying the sign-off by the electronic control unit; executing the user command by the actuator.Type: ApplicationFiled: January 31, 2022Publication date: September 26, 2024Applicants: RENAULT S.A.S, NISSAN MOTOR CO., LTD.Inventors: Marc PERESSE, Redouane SOUM
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Publication number: 20240317218Abstract: A method triggers an obstacle avoidance system. The method includes detecting at least one object forming a potential obstacle, determining the time remaining until the motor vehicle strikes the object, determining a path deviation to be performed to avoid the object, and activating the avoidance system according to the values of the parameter and each path deviation. The determination step includes calculating the difference between the lateral speed of the motor vehicle relative to the road in a reference frame oriented in accordance with the road at the motor vehicle, and the lateral speed of the object relative to the road in a reference frame oriented in accordance with the road at the object, and determining each path deviation according to the difference.Type: ApplicationFiled: January 26, 2022Publication date: September 26, 2024Applicants: RENAULT S.A.S., NISSAN MOTOR CO., LTD.Inventors: Geoffrey BRUNO, Clement COSTE, Anh-Lam DO, Henri Manuel FILIPE, Marouane LEHIM, Khoa Duc NGUYEN
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Publication number: 20240301950Abstract: A transmission used for executing, a process of performing, when a speed at which an accelerator opening is decreased is higher than a predetermined speed, an upshift until a predetermined opening is reached, and fixing a speed ratio, a process of performing, when the speed is equal to or lower than the predetermined speed and a turbine rotation speed is higher than a predetermined rotation speed, the upshift until the predetermined opening is reached, and performing, when the accelerator opening is smaller than the predetermined opening, the upshift so as to fix the speed ratio, and a process of performing, when the speed is equal to or lower than the predetermined speed and the turbine rotation speed is equal to or lower than the predetermined rotation speed, the upshift until the predetermined opening is reached, and performing, when the accelerator opening is smaller than the predetermined opening, the upshift.Type: ApplicationFiled: January 18, 2022Publication date: September 12, 2024Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Peng LIU, Seiichirou TAKAHASHI, Daigo KISHI, Tetsuya SHIMADA
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Publication number: 20240295196Abstract: When a vehicle accelerates due to an upshifting of a transmission, a recirculation valve is opened and ignition period is retarded so that the torque generated in an internal combustion engine decreases. When upshifting of the transmission of the vehicle is completed, retarding of the ignition period is ended and the recirculation valve is closed at different timings. As a result, the amount of torque recovery at the end of the upshifting of the transmission of the vehicle can be prevented from increasing more than expected, and the acceleration rate after the shift can be reduced.Type: ApplicationFiled: June 28, 2021Publication date: September 5, 2024Applicant: NISSAN MOTOR CO., LTD.Inventors: Akira KOJIMA, Tetsuya FUKE, Masashi MORIKAWA, Kazuhiro OOMICHI, Kouhei KOBAYASHI