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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
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1 US2020182811A1
HEAT FLOW MEASUREMENT APPARATUS
Publication/Patent Number: US2020182811A1 Publication Date: 2020-06-11 Application Number: 16/304,040 Filing Date: 2017-05-16 Inventor: Gouko, Norio   Taniguchi, Toshihisa   Sakaida, Atusi   Okamoto, Keiji   Shiraishi, Yoshihiko   Asano, Masahiro   Assignee: DENSO CORPORATION   DENSO CORPORATION   IPC: G01N25/18 Abstract: A heat flow measurement apparatus is provided with a heat flux sensor and a thermocouple sheet. The heat flux sensor includes an insulation substrate, a plurality of interlayer connection members, a front surface wiring pattern, a back surface wiring pattern, a front surface protective member and a back surface protective member. The thermocouple sheet includes a thermocouple, a first insulation sheet and a second insulation sheet, and is fixed to a portion where the front surface protective member and the back surface protective member extend in a surface direction from the insulation substrate. A heat flow measurement apparatus is provided with a heat flux sensor and a thermocouple sheet. The heat flux sensor includes an insulation substrate, a plurality of interlayer connection members, a front surface wiring pattern, a back surface wiring pattern, a front surface ...More Less
2 US2020216095A1
VEHICLE DRIVING ASSISTANCE APPARATUS
Publication/Patent Number: US2020216095A1 Publication Date: 2020-07-09 Application Number: 16/822,603 Filing Date: 2020-03-18 Inventor: Isozaki, Shin   Yoshida, Ichiro   Assignee: DENSO CORPORATION   DENSO CORPORATION   IPC: B60W60/00 Abstract: In a vehicle, a sleepiness degree of a driver is detected based on an eye opening degree and an eye opening time of an eye of the driver. A process corresponding to one of a plurality of levels of the detected sleepiness degree is selected and executed from among a plurality of processes to awaken the driver. In a vehicle, a sleepiness degree of a driver is detected based on an eye opening degree and an eye opening time of an eye of the driver. A process corresponding to one of a plurality of levels of the detected sleepiness degree is selected and executed from among a plurality of ...More Less
3 US10582353B2
Wireless communication device for vehicles and wireless communication system
Publication/Patent Number: US10582353B2 Publication Date: 2020-03-03 Application Number: 15/735,404 Filing Date: 2016-05-30 Inventor: Kumabe, Seigou   Assignee: DENSO CORPORATION   IPC: H04W4/44 Abstract: A wireless communication device for vehicles, which is used in a vehicle and is able to designate a plurality of service channels, includes a first wireless receiver, a second wireless receiver, and a reception control unit. The first wireless receiver designates, as a reception channel, a service channel identified from the service channels based on a kind of a service, and receives service execution information to execute the service. The second wireless receiver designates, as a reception channel, a control channel having a frequency channel different from those of the service channels, and receives service announcement information containing channel information. The reception control unit causes the first wireless receiver to set the reception channel based on the channel information contained in the service announcement information received by the second wireless receiver. A wireless communication device for vehicles, which is used in a vehicle and is able to designate a plurality of service channels, includes a first wireless receiver, a second wireless receiver, and a reception control unit. The first wireless receiver designates, as a reception ...More Less
4 US10574118B2
Rotating electric machine
Publication/Patent Number: US10574118B2 Publication Date: 2020-02-25 Application Number: 15/478,693 Filing Date: 2017-04-04 Inventor: Asagara, Koji   Maekawa, Takeo   Satou, Takashi   Shinkai, Tomoyuki   Assignee: DENSO CORPORATION   IPC: H02K9/19 Abstract: A rotating electric machine includes a rotating shaft, a rotor fixed on the rotating shaft, a stator, a housing, a liquid coolant and a flow direction regulating member. The stator is arranged so that a radially inner peripheral surface of the stator radially faces a radially outer peripheral surface of the rotor through an annular gap formed therebetween. The housing covers both axial ends of the stator and rotatably supports the rotating shaft. The liquid coolant is provided in an internal space formed in the housing to flow into at least part of the annular gap formed between the radially inner peripheral surface of the stator and the radially outer peripheral surface of the rotor. The flow direction regulating member axially faces an axial end face of the rotor through an axial gap formed therebetween and regulates the flow direction of the coolant by means of the axial gap. A rotating electric machine includes a rotating shaft, a rotor fixed on the rotating shaft, a stator, a housing, a liquid coolant and a flow direction regulating member. The stator is arranged so that a radially inner peripheral surface of the stator radially faces a radially ...More Less
5 US10538234B2
Vehicle control device
Publication/Patent Number: US10538234B2 Publication Date: 2020-01-21 Application Number: 15/779,765 Filing Date: 2016-11-08 Inventor: Ito, Yutaro   Morimoto, Youhei   Ikemoto, Noriaki   Narita, Takahiro   Kondo, Masuhiro   Assignee: DENSO CORPORATION   IPC: B60W20/14 Abstract: A vehicle control device that includes a search unit that searches, based on geographic information to be supplied from a navigation device, for a deceleration start position before a downhill that is suited to regeneration by a motor; and a charge level control unit that performs, when a vehicle reaches the deceleration start position, deceleration control for reducing a charge level of a battery by reducing a vehicle speed. When the charge level control unit performs the deceleration control, the vehicle speed is reduced by reducing a driving force of the vehicle to a level at which only motor output is used as the driving force. A vehicle control device that includes a search unit that searches, based on geographic information to be supplied from a navigation device, for a deceleration start position before a downhill that is suited to regeneration by a motor; and a charge level control unit that ...More Less
6 US10557815B2
Particulate matter detection sensor
Publication/Patent Number: US10557815B2 Publication Date: 2020-02-11 Application Number: 15/759,947 Filing Date: 2016-09-14 Inventor: Yamamoto, Masahiro   Tamura, Masayuki   Miyagawa, Go   Katafuchi, Toru   Kimata, Takehito   Tamei, Yuto   Assignee: DENSO CORPORATION   IPC: G01N27/407 Abstract: A sensor element which has a pair of positive and negative detection electrodes disposed on a surface of an insulation body as a detecting portion and a cover body configured to cover an opening of a cylindrical housing. The cover body is provided with gas inlet and outlet holes via which the measuring gas is introduced and discharged. The pair of detection electrodes have a plurality of wire electrodes. The wire electrodes electrically connected to the positive electrode and the wire electrodes electrically connected to the negative electrode are alternately arranged in parallel. Any one of a first insulation layer which is a narrow electrode interval Dn and a second insulation layer which is a wide electrode interval Dw, arranged between adjacent wire electrodes, and the first insulation layer arranged in a center part of the detecting portion. A sensor element which has a pair of positive and negative detection electrodes disposed on a surface of an insulation body as a detecting portion and a cover body configured to cover an opening of a cylindrical housing. The cover body is provided with gas inlet and outlet holes ...More Less
7 US10550814B2
Characteristic determining apparatus and control device using same
Publication/Patent Number: US10550814B2 Publication Date: 2020-02-04 Application Number: 15/641,926 Filing Date: 2017-07-05 Inventor: Furukawa, Takashi   Assignee: DENSO CORPORATION   IPC: F02M65/00 Abstract: A characteristic determining device is provided which determines fuel injection characteristics of a plurality of fuel injectors for an internal combustion engine. The characteristic determining device includes a pressure sensor and a plurality of pipes each of which connects between the pressure sensor and one of the fuel injectors. The pressure sensor is designed to have a plurality of pressure inputs from the respective fuel injectors through the pipes and outputs a signal indicative of a level of pressure in each of the fuel injectors. The characteristic determining device analyzes the signals from the first pressure sensor to determine the fuel injection characteristics of the respective fuel injectors. These arrangements result in a simplified structure of the characteristic determining device and a decreased manufacturing cost thereof. A characteristic determining device is provided which determines fuel injection characteristics of a plurality of fuel injectors for an internal combustion engine. The characteristic determining device includes a pressure sensor and a plurality of pipes each of which connects ...More Less
8 US10554145B2
Electrical power conversion apparatus
Publication/Patent Number: US10554145B2 Publication Date: 2020-02-04 Application Number: 15/990,954 Filing Date: 2018-05-29 Inventor: Hirasawa, Naoki   Tanabe, Ryota   Momose, Taijiro   Assignee: DENSO CORPORATION   IPC: H02M7/00 Abstract: An electrical power conversion apparatus includes a high-voltage bus bar, a low-voltage bus bar, and a relay bus bar which are integrated together in the form of a bus bar assembly. The high-voltage bus bar includes semiconductor-side high-voltage terminals and capacitor-side high-voltage terminals. The low-voltage bus bar includes semiconductor-side low-voltage terminals and capacitor-side low-voltage terminals. The relay bus bar includes a reactor-side relay terminal and a capacitor-side relay terminal 532. The capacitor-side high-voltage terminals, the capacitor-side low-voltage terminals, and the capacitor-side relay terminal are arranged in the form of a terminal array. The capacitor-side high-voltage terminals and the capacitor-side low-voltage terminals are arranged adjacent each other. The capacitor-side relay terminal is located at an end of an array of the capacitor-side high-voltage terminals and the capacitor-side low-voltage terminals. With these arrangements, the electrical power conversion apparatus is capable of reducing the inductance and facilitating the assembling and downsizing thereof. An electrical power conversion apparatus includes a high-voltage bus bar, a low-voltage bus bar, and a relay bus bar which are integrated together in the form of a bus bar assembly. The high-voltage bus bar includes semiconductor-side high-voltage terminals and capacitor-side ...More Less
9 US10540829B2
Vehicle control system
Publication/Patent Number: US10540829B2 Publication Date: 2020-01-21 Application Number: 15/548,952 Filing Date: 2016-02-09 Inventor: Katou, Kenji   Assignee: DENSO CORPORATION   IPC: G06F7/00 Abstract: A vehicle control system includes a vehicular device mounted to a vehicle and a mobile key carried by a user. The vehicular device includes: a vehicular device communication unit communicating with the mobile key, and an acquisition unit acquiring vehicle state information reflecting a state of the vehicle. The vehicular device communication unit transmits the vehicle state information to the mobile key. The mobile key includes: a mobile key communication unit communicating with an external device; an operation unit including operation buttons; and an information generation unit generating operation command information reflecting an operation command set for each of the operation buttons when the operation buttons are operated. The mobile key communication unit receives the vehicle state information. The mobile key further includes a setting unit setting the operation command for each of the operation buttons based on the vehicle state information. A vehicle control system includes a vehicular device mounted to a vehicle and a mobile key carried by a user. The vehicular device includes: a vehicular device communication unit communicating with the mobile key, and an acquisition unit acquiring vehicle state information ...More Less
10 US10543732B2
Vehicle air-conditioning unit
Publication/Patent Number: US10543732B2 Publication Date: 2020-01-28 Application Number: 15/554,162 Filing Date: 2016-04-08 Inventor: Nakanishi, Masayuki   Assignee: DENSO CORPORATION   IPC: B60H1/00 Abstract: A vehicle air-conditioning unit has an air conditioning case and a case interior member. The air conditioning case defines a case passage in which air flows toward a vehicle compartment. The air conditioning case has a recess defining portion that is located in the case passage and defines a recessed portion. The case interior member has a guide portion and a cover. The guide portion guides the air flowing in the case passage. The cover is located in the recessed portion. The cover prevents the air, flowing in the case passage, from flowing into the recessed portion. A vehicle air-conditioning unit has an air conditioning case and a case interior member. The air conditioning case defines a case passage in which air flows toward a vehicle compartment. The air conditioning case has a recess defining portion that is located in the case passage ...More Less
11 US10556569B2
Vehicular wiper device
Publication/Patent Number: US10556569B2 Publication Date: 2020-02-11 Application Number: 15/580,858 Filing Date: 2016-05-23 Inventor: Sugimoto, Norihiro   Ito, Yasuhide   Okada, Shinichi   Negi, Takafumi   Kato, Atsushi   Shibata, Kohei   Aoyama, Tomohiro   Assignee: DENSO CORPORATION   IPC: B60S1/24 Abstract: A vehicular wiper device includes a first wiper arm, a first drive source, a rocking mechanism, a second drive source, an extension and retraction mechanism, and a control unit. A first wiper blade for wiping a surface to be wiped of a vehicle is connected to the front end of the first wiper arm. The first drive source is directly or indirectly affixed to the vehicle body. The rocking mechanism is driven by the drive force of the first drive source and reciprocates and rocks the first wiper arm. The second drive source is directly or indirectly affixed to the vehicle body separately from the first drive source. The extension and retraction mechanism is driven by the drive force of the second drive source and extends and retracts the first wiper arm in the longitudinal direction thereof. The control unit controls the drive of the first drive source and the second drive source so that the extension and retraction operation of the first wiper arm performed by the extension and retraction mechanism will correspond to the rocking operation of the first wiper arm performed by the rocking mechanism. A vehicular wiper device includes a first wiper arm, a first drive source, a rocking mechanism, a second drive source, an extension and retraction mechanism, and a control unit. A first wiper blade for wiping a surface to be wiped of a vehicle is connected to the front end of ...More Less
12 US10593750B2
Compound semiconductor device and method for manufacturing the same
Publication/Patent Number: US10593750B2 Publication Date: 2020-03-17 Application Number: 16/069,914 Filing Date: 2017-01-19 Inventor: Yamashita, Yusuke   Suzuki, Katsumi   Akiba, Atsuya   Takeuchi, Yuichi   Assignee: DENSO CORPORATION   IPC: H01L29/20 Abstract: A method for manufacturing a compound semiconductor device includes: providing a semiconductor substrate including a foundation layer having a first conductivity type; forming a deep trench in the foundation layer; and forming a deep layer having a second conductivity type by introducing material gas of the compound semiconductor while introducing dopant gas into an epitaxial growth equipment to cause epitaxial growth of the deep layer in the deep trench. A period in which a temperature in the epitaxial growth equipment is increased to a temperature of the epitaxial growth of the deep layer is defined as a temperature increasing period. In the forming the deep layer, the deep layer is further formed in a bottom corner portion of the deep trench by starting the introducing of the dopant gas during the temperature increasing period and starting the introducing of the material gas after the temperature increasing period. A method for manufacturing a compound semiconductor device includes: providing a semiconductor substrate including a foundation layer having a first conductivity type; forming a deep trench in the foundation layer; and forming a deep layer having a second conductivity type by ...More Less
13 US10587264B2
Capacitive switch device
Publication/Patent Number: US10587264B2 Publication Date: 2020-03-10 Application Number: 15/571,983 Filing Date: 2016-04-19 Inventor: Itoh, Masahiro   Assignee: DENSO CORPORATION   IPC: H03K17/96 Abstract: A capacitive switch device includes an operation panel operated by a user with a touch operation, a film member provided along a surface of the operation panel on an opposite side from a surface operated with the touch operation, and an electrode portion forming a capacitor with a finger of the user and a wiring portion, both the electrode portion and the wiring portion being provided to the film member. The film member is bonded to the operation panel by a pressure-sensitive adhesive at a predetermined first portion of the film member and supported at a second portion of the film member different from the first portion by a supporting portion which allows the film member to move due to thermal expansion and thermal contraction in an in-plane direction of the film member. A capacitive switch device includes an operation panel operated by a user with a touch operation, a film member provided along a surface of the operation panel on an opposite side from a surface operated with the touch operation, and an electrode portion forming a capacitor with ...More Less
14 US10583843B2
Travel control apparatus and travel control method
Publication/Patent Number: US10583843B2 Publication Date: 2020-03-10 Application Number: 15/561,927 Filing Date: 2016-03-28 Inventor: Tamagaki, Mitsuo   Tanaka, Hiroaki   Shimonomoto, Ifushi   Kamiya, Akira   Mori, Takuya   Fujisawa, Yuki   Kotani, Ayako   Assignee: DENSO CORPORATION   IPC: B60W50/12 Abstract: A travel control apparatus includes: an abnormality information acquisition section that acquires information indicating that an abnormality of a driver of a vehicle is detected; a status determination section that makes a determination that the driver is in a driving difficulty state, when the abnormality of the driver is detected continuously; and an evacuation control section that initiates an automatic evacuation control stopping automatically the vehicle when the status determination section makes a determination that the driver is in the driving difficulty state. The travel control apparatus further includes an assistance control section that initiates a driving assistance control during an interval from when the abnormality is detected to when the driving difficulty state is determined; the driving assistance control includes at least activating a lane departure prevention function of the vehicle. A travel control apparatus includes: an abnormality information acquisition section that acquires information indicating that an abnormality of a driver of a vehicle is detected; a status determination section that makes a determination that the driver is in a driving difficulty ...More Less
15 US10591930B2
Automatic traveling control apparatus and automatic traveling control system
Publication/Patent Number: US10591930B2 Publication Date: 2020-03-17 Application Number: 15/560,455 Filing Date: 2016-03-22 Inventor: Wada, Hitoshi   Angata, Masayuki   Seto, Mariko   Yagyu, Akihiko   Uno, Keiichi   Isaji, Kazuyoshi   Assignee: DENSO CORPORATION   IPC: G01C21/26 Abstract: An automatic traveling control apparatus includes an automatic traveling control unit, a function determining unit, a first notifying unit, an abnormality detecting unit, and a second notifying unit. The automatic traveling control unit makes an own vehicle automatically travel along a route to a destination. The function determining unit determines whether or not the state of a function used for automatic traveling is normal. The first notifying unit gives notification of the state of the function determined by the function determining unit. The abnormality detecting unit detects an abnormality in the notification of the state of the function by the first notifying unit. The second notifying unit gives a characteristic notification set in advance, when the abnormality detecting unit detects an abnormality in the notification of the state of the function by the first notifying unit and the function determining unit determines that the state of the function is normal. An automatic traveling control apparatus includes an automatic traveling control unit, a function determining unit, a first notifying unit, an abnormality detecting unit, and a second notifying unit. The automatic traveling control unit makes an own vehicle automatically travel ...More Less
16 US10576807B2
Vehicle air conditioning setting device
Publication/Patent Number: US10576807B2 Publication Date: 2020-03-03 Application Number: 15/562,176 Filing Date: 2016-03-17 Inventor: Mizuno, Wataru   Yamamoto, Takeshi   Watanabe, Yoshinori   Nakamura, Yuko   Assignee: DENSO CORPORATION   IPC: B60H1/00 Abstract: A vehicle air conditioning setting device functioning with a vehicle air conditioning device for setting a direction of air blown out from an air outlet and a degree of concentration and diffusion of the air is provided. The vehicle air conditioning setting device includes: a display unit that displays an air range designation image including an occupant image representing an occupant seated on a seat of the vehicle; a touch panel overlapped with the display unit; and an air range setting unit that sets an air range representing the direction of the air and the degree of concentration and diffusion of the air based on an operation range of the touch panel on the air range designation image. When a drag operation is performed on the touch panel, the air range setting unit sets the air range based on a range of the drag operation. A vehicle air conditioning setting device functioning with a vehicle air conditioning device for setting a direction of air blown out from an air outlet and a degree of concentration and diffusion of the air is provided. The vehicle air conditioning setting device includes: a ...More Less
17 US10569649B2
In-vehicle control apparatus
Publication/Patent Number: US10569649B2 Publication Date: 2020-02-25 Application Number: 15/325,749 Filing Date: 2015-07-16 Inventor: Munaoka, Yutaka   Banno, Hiroto   Assignee: DENSO CORPORATION   IPC: B60K28/06 Abstract: An in-vehicle control apparatus performs a hazard avoidance process. The in-vehicle control apparatus includes an anomaly determination section, an alarm control section, and a hazard avoidance control section. The anomaly determination section determines whether a driver is under driving inability state during travel of the vehicle, based on information on monitoring of state of the driver. The alarm control section activates an alarm annunciator to issue an alarm outwardly from the vehicle when the driver is determined to be under driving inability state. After the alarm annunciator starts the alarm, the hazard avoidance control section fails to perform the hazard avoidance process when the alarm is stopped by a manipulation of the driver and performs the hazard avoidance process when a specified time elapses under state where the alarm is not stopped since the starting of the alarm. An in-vehicle control apparatus performs a hazard avoidance process. The in-vehicle control apparatus includes an anomaly determination section, an alarm control section, and a hazard avoidance control section. The anomaly determination section determines whether a driver is ...More Less
18 US10569726B2
In-vehicle system
Publication/Patent Number: US10569726B2 Publication Date: 2020-02-25 Application Number: 15/557,902 Filing Date: 2016-03-11 Inventor: Kanamori, Motoki   Assignee: DENSO CORPORATION   IPC: B60R16/023 Abstract: An in-vehicle system includes a primary CPU that is mounted in a vehicle and operates on a general-purpose OS, and a peripheral device that is controlled by the primary CPU. The in-vehicle system further includes a secondary CPU that operates on a real-time OS. The secondary CPU performs an initialization process on the peripheral device at startup, and then assigns control of the peripheral device to the primary CPU. An in-vehicle system includes a primary CPU that is mounted in a vehicle and operates on a general-purpose OS, and a peripheral device that is controlled by the primary CPU. The in-vehicle system further includes a secondary CPU that operates on a real-time OS. The secondary CPU ...More Less
19 US10569730B2
Object detecting apparatus and object detecting method
Publication/Patent Number: US10569730B2 Publication Date: 2020-02-25 Application Number: 15/562,373 Filing Date: 2016-03-25 Inventor: Ito, Yosuke   Minemura, Akitoshi   Assignee: DENSO CORPORATION   IPC: B60R21/0134 Abstract: An object detecting apparatus is provided which includes relative speed obtaining means for obtaining a relative speed of a nearby object, relative acceleration calculating means for calculating a relative acceleration of the object from the relative speed, and limiting means for setting an upper limit of the relative acceleration when a given condition where a degree of reliability of a detected value of the relative speed is expected to be low is met and then also limiting the value of the relative acceleration using the upper limit when the given condition is met. The object detecting apparatus is capable of executing a control task accurately using a value of the relative acceleration calculated based on a detected value of the relative speed. An object detecting apparatus is provided which includes relative speed obtaining means for obtaining a relative speed of a nearby object, relative acceleration calculating means for calculating a relative acceleration of the object from the relative speed, and limiting means ...More Less
20 US10569616B2
Vehicle seat air-conditioning device
Publication/Patent Number: US10569616B2 Publication Date: 2020-02-25 Application Number: 15/030,667 Filing Date: 2014-10-14 Inventor: Tanaka, Yuusuke   Niimi, Yasuhiko   Fujii, Takahisa   Assignee: DENSO CORPORATION   IPC: B60H1/00 Abstract: A seat air-conditioning device is provided with an air blowout portion which is open so as to blow out air toward a seated occupant seated on a vehicle seat, the air being blown from a ventilator. A control device of the seat air-conditioning device causes a blowing direction changing device to change a blowing direction of the air blown our from the air blowout portion based on passenger information including a build and a sitting position of a passenger which is the seated occupant. Accordingly, air can be blown in a direction according to the build or the sitting position of the seated occupant. A seat air-conditioning device is provided with an air blowout portion which is open so as to blow out air toward a seated occupant seated on a vehicle seat, the air being blown from a ventilator. A control device of the seat air-conditioning device causes a blowing direction ...More Less