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Assignee: Denso Corporation


Location: Kariya, Aichi-pref., JP
No. of patents: 302

1                
NumberTitleIssue Date
8182936Temperature control device for on-board battery pack
A temperature control device has a heat exchanger recovering heat from exhaust gas of an engine, a water circulating passage in which a cooling water is circulated while receiving the recovered heat, an air conditioning unit heating air with the hot cooling water of...
05/22/2012
8176741Local air conditioning system for vehicle and method of controlling local air conditioning unit
A local air conditioning system for a vehicle includes a local air conditioning unit for performing one of a cooling operation and a heating operation for a predetermined portion of a seat of the vehicle. In the local air conditioning system, information regarding a...
05/15/2012
8169361Electronically scanned radar system
A sampled beat signal RD is split into a plurality of short-time data SD in the time direction, for each of antenna elements. Interference component frequency of an interference wave is detected from a frequency spectrum of the short-time data SD. A digital beam for...
05/01/2012
8161734Exhaust gas purification device
An exhaust gas purification device includes an exhaust pipe defining an exhaust passage, a first SOX adsorption portion having a first SOX adsorption material provided in the exhaust passage, a second SOX adsorption portion having a ...
04/24/2012
8155854Vehicle automatic operation control device
A vehicle automatic operation control device includes a target required torque calculating part (31) which determines the target required torque from the respective calculated values of a feed-forward calculated value and a feedback calculated value, and an a...
04/10/2012
8155842Occupant protection device for vehicle
An occupant protection device includes: a controller; first and second bus lines; a first collision sensor arranged on a side of the vehicle, and transmitting a first signal to the controller via the first bus line; a second collision sensor arranged on a center of ...
04/10/2012
8155709In-vehicle handsfree apparatus
An in-vehicle handsfree apparatus is disclosed. The in-vehicle handsfree apparatus includes a handsfree connection section and a control section. The connection section establishes connection with first and second cellular phones by using a handsfree communication p...
04/10/2012
8155618Receiving device for frequency modulated signals with voltage-limited reference input to demodulated signal binarization comparator
A waveform shaping circuit wave-shapes a demodulated signal after FM demodulation to generate a binary value. A smoothing circuit smoothes the demodulated signal to generate a reference voltage. A comparator compares the reference voltage with the demodulated signal...
04/10/2012
8151764Engine control system
In an electronic throttle control system, a target intake pipe pressure as well as a presumed value for the intake pipe pressure is calculated, so that a deviation between the target value and the presumed value for the intake pipe pressure is calculated. The deviat...
04/10/2012
8144023Tire inflation pressure detecting apparatus capable of triggering only selected transceiver to perform task
A transceiver includes a receiver, a signal strength determiner, and a controller. The receiver receives a trigger signal transmitted by a triggering device; the trigger signal indicates both a signal strength range and a command. The signal strength determiner dete...
03/27/2012
8140344Vehicular user hospitality system
A series of motions where a user approaches, gets in, drives or stays in, and gets off a vehicle is divided into a plurality of scenes. In each scene, a hospitality operation is executed for assisting use of the vehicle by the user or for entertaining the user. Info...
03/20/2012
8138894Vehicle control system and method, and component devices
An in-vehicle device notifies a mobile device of a frequency channel which has been stored in its memory unit, and sets the notified channel to a reception channel. The mobile device transmits a reply signal through the channel notified from the in-vehicle device. W...
03/20/2012
8128232Visible in-vehicle laser beam projector providing variable projection region as function of seatbelt fastening status
A projector projects a visible laser beam onto a region of a vehicle compartment. A control unit controls a direction of projecting the visible laser beam to provide information to at least one occupant in the compartment. The control unit expands the region of an o...
03/06/2012
8125293Communication system using differential two-wire type of communication line
A communication system includes a network, plural nodes, and a reducer. The network includes a main line and a plurality of branch lines branched from the main line respectively, the main line and each of the branch lines being respectively formed into a differentia...
02/28/2012
8108083Vehicular system which retrieves hospitality information promoting improvement of user's current energy value based on detected temporal change of biological condition
In a system for providing vehicular hospitality information, biological characteristic information about a user using a vehicle is acquired. Then, in accordance with a predetermined correlation between the biological characteristic information and stored hospitality...
01/31/2012
8104894Visible laser beam projection system and method of mounting visible laser beam projection device
A visible laser beam projection system for a vehicle projects visible laser beam onto an instrument panel in a vehicle compartment. The instrument panel is provided with highly reflecting portions, which are scattered on the upper surface of the instrument panel. Th...
01/31/2012
8095289Negative pressure control apparatus for vehicle braking operation
A communication passage for generating braking negative pressure is connected to an air passage for respective cylinders at a downstream side of a throttle valve. An air ejector is provided in a negative pressure pipe, to which communication passages for the respect...
01/10/2012
8095257Electronic control apparatus having self-diagnosis function
The electronic control apparatus includes a rewritable nonvolatile memory, a first function of performing a monitoring operation to detect abnormalities in each of a first to N-th (N being an integer larger than 2) items, and a second function of, when the first fun...
01/10/2012
8090367Information providing system for vehicle
A cellular phone accumulates input information, which is inputted by a user using the cellular phone located not only inside but also outside of a vehicle, as parent population data for interest extraction, and extracts interest information, which reflects a present...
01/03/2012
8089342Electronic key system and method
When a vehicle door locking operation is conducted, an in-vehicle device checks the vehicle compartment to determine whether a mobile unit exists in the vehicle compartment. When the in-vehicle device receives a response from the mobile unit indicating its presence ...
01/03/2012
8088336Reducing gas generator and solid reductant SCR system having the generator
A reducing gas generator generates reducing gas including ammonia. The generator includes a solid reductant and a heat-generating portion. The solid reductant is formed in a columnar shape. A cross-sectional surface of the solid reductant has a constant shape and is...
01/03/2012
8087231Deterioration-determination apparatus for exhaust gas purifying system
A main feedback control based on an output of an upstream sensor, and a sub-feedback control based on an output of a downstream sensor are executed. A specified fuel disturbance is inputted and an output of the downstream sensor is measured to derive a characteristi...
01/03/2012
8073577Electronic control apparatus for controlling on-vehicle devices when vehicle is about to be submerged in flooded area
An electric control apparatus, mounted on a vehicle, has a height direction and comprises an electronic circuit board, a submersion sensor, and a controller. The electric circuit board has a mounting surface and is mounted in the vehicle so that the mounting surface...
12/06/2011
8072168Position detecting apparatus having electric motor and method for detecting position
A reference position detecting apparatus includes an electric motor and a motor control unit. The electric motor includes a plurality of first coils and a plurality of second coils. The electric motor further includes a rotor that rotates when at least one of the pl...
12/06/2011
8067874Motor apparatus including Lundell motor having Lundell-type rotor
A Lundell motor apparatus controls a field current passed to a rotor field coil and an armature stator coil current to generate a required torque. When the field current is If, the armature current is Ia, a d-axis inductance is Ld, a q-axis inductance is Lq, a q-axi...
11/29/2011
8065973Panel for indicating instrument, method of manufacturing the panel, and indicating instrument having the panel
A panel for an indicating instrument has a base plate. The base plate has a line pattern with lines. The line pattern is defined by projections and grooves. A desired metal-like appearance is converted into a glossiness ratio Gp/Gv. The projections and grooves are f...
11/29/2011
8064854Device and method of radio wave transmission
In a transmitter device of a smart entry system for a vehicle, a transmitter antenna is provided between a variable power circuit and the ground, and is controlled by a switching circuit to transmit a searching radio wave. The transmission power of the antenna, that...
11/22/2011
8063756Tire pressure monitor having capability of accurately detecting state of motion of vehicle
A tire pressure monitor provided on a wheel of a vehicle includes a pressure sensor, a transmitter, an acceleration sensor, and a controller. The pressure sensor works to output a pressure signal representative of the inflation pressure of a tire fitted on the wheel...
11/22/2011
8061321Ignition device
The ignition device is comprised of a center electrode, an insulator having a tubular shape for covering the center electrode, and a ground electrode having an open portion communicating with an open portion of the insulator, the ground electrode covers the insulato...
11/22/2011
8049458Field winding type of synchronous rotary electric machine
A speed-variable field winding type of synchronous rotary electric machine is provided, where a rotor with plural-phase windings faces a rotor with a field winding. A field current is limited to flow through the field winding in one direction thereof. A fundamental ...
11/01/2011
8036875Audio guidance system having ability to update language interface based on location
A CPU of a speech ECU acquires vehicle position information. If it is determined from the position information and map data stored in a memory that the vehicle has moved between areas where different languages are spoken as dialects or official languages, the CPU de...
10/11/2011
8033273Plasma ignition system
A plasma ignition system includes an ignition plug attached to an engine and having a center electrode, a ground electrode, and a discharge space, a discharge power source circuit, a plasma generation power source circuit, a resistance element between the discharge ...
10/11/2011
8033103Exhaust purification device
An exhaust purification device has a NOx catalyst that occludes NOx contained in exhaust gas at a lean air fuel ratio and that purifies (reduces) and discharges the occluded NOx at a rich air fuel ratio. The device performs full purge for discharging substantially a...
10/11/2011
8033099Exhaust gas purifying system
An additive agent injection valve and a catalyst unit are formed on an exhaust gas tube in an exhaust gas purifying system. The additive agent injection valve injects urea solution into exhaust gas flowing through the exhaust gas passage. The additive agent injectio...
10/11/2011
8032878Data reprogramming method and system
In a data reprogramming system, a receiving unit receives a plurality of items of data for use in reprogramming. The plurality of items of data are sent to the receiving unit. The plurality of items of data are respectively attached with the same identifier. A data ...
10/04/2011
8030917Over one turn rotation angle sensor using rotating magnetic field
A pair of cylindrical magnets with cut away portions has been arranged on both sides of a magnetic sensing element in symmetry of rotation, and a yoke surrounds the magnetic sensing element in contact with outer peripheral surfaces of the pair of the cylindrical mag...
10/04/2011
8015957Apparatus for controlling variable valve device
A variable valve device modulates movement of a valve for an internal combustion engine by using hydraulic fluid pressure. The variable valve device is controlled by a control device via a control valve that modulates hydraulic fluid pressure supply to and discharge...
09/13/2011
7972003Visible in-vehicle laser beam projection system with controlled trajectories to guide vehicle operator
A visible laser beam projection system determines a target point of position to which a visible laser beam is to be projected, a start point and a trajectory from the start point and the target point based on data of conditions inside and outside of a vehicle. The s...
07/05/2011
7953185Receiving unit of vehicle communication system
A vehicle communication system has a receiving unit on a vehicle side for inputting a demodulated analog signal to determination units based on a received radio signal from a key unit. Then, one of the two determination units outputs a high-check signal that takes a...
05/31/2011
7952472In-vehicle device and vehicular combined control system
A vehicular combined control system has functions of a smart entry system and a TPMS. A smart ECU turns on the output of a voltage signal terminal intermittently or in response to a given trigger. When the output of the voltage signal terminal turns on, a RF receive...
05/31/2011
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