4584 patents
Page 6 of 230
Utility
Motor control device including a shield plate, and electric power steering control device
28 Nov 23
Provided are a motor control device including: a motor case including a motor; a housing, which is provided to have a power supply connector mounted thereon and cover an upper portion of the motor case; and a control unit, which is arranged on a side opposite to an output side on an output shaft of the motor in a space formed by the motor case and the housing, and an electric power steering control device.
Takanori Ichikawa, Kazuhisa Takashima, Kentaro Urimoto
Filed: 12 Sep 16
Utility
Motor control apparatus
28 Nov 23
Provided is a motor control apparatus that suppresses a steep rush current to a charging circuit and that can quickly start driving of a motor without depending on a current-limiting resistor.
Akihiro Sawada, Yuichi Muramoto, Makoto Matsumoto, Hiroki Uchida
Filed: 28 Feb 22
Utility
Semiconductor device
28 Nov 23
A semiconductor device according to the present disclosure is an RC-IGBT in which an IGBT region 10 and a diode region 20 are provided adjacent to each other.
Kazuki Kudo, Hidenori Fujii, Tetsuo Takahashi
Filed: 12 Apr 21
Utility
Stator, electric motor, compressor, and air conditioner
28 Nov 23
A stator includes a stator core and a coil wound around the stator core.
Emi Tsukamoto, Koji Yabe
Filed: 1 Jun 18
Utility
Power supply, motor driver, blower, compressor, and air conditioner
28 Nov 23
A power supply includes: a converter circuit including boost circuits, the converter circuit boosting a voltage output from a power source; a current detector that detects a first current flowing between the power source and the converter circuit; current detectors that each detect a second current, the second current being a sum current of currents flowing in switching elements of the boost circuits; and overcurrent determiners that determine whether the second currents are overcurrent on the basis of detection values of the second currents.
Satoru Ichiki, Yuya Kondo, Koichi Arisawa, Kenji Iwazaki
Filed: 25 Feb 19
Utility
Slave equipment, computer readable medium, and embedded system
28 Nov 23
A slave node (300) is slave equipment that operates in accordance with a control frame transmitted from a master node (200).
Akio Idehara, Hirotaka Motai, Yurika Terada, Bampei Kaji, Toshiyuki Otani
Filed: 22 Jul 21
Utility
Linear motor system
28 Nov 23
A linear motor system includes: a mover including permanent magnets arranged in a traveling direction in a plane parallel to a plane formed by the traveling direction and a vertical direction; and a stator including an armature including an iron core in which projections around which windings are wound are arranged in the traveling direction, the armature being disposed to face the permanent magnets of the mover.
Fumihiko Nakagome, Masaoki Iwase, Kazuhiko Fukushima, Hiroshi Wakayama, Takahiko Murakami
Filed: 27 Aug 19
Utility
Semiconductor device, power conversion device, and method for manufacturing semiconductor device
28 Nov 23
A semiconductor device includes a base plate, a substrate, a semiconductor element, a case, and a wiring terminal.
Yuji Sato, Yoshinori Yokoyama, Motoru Yoshida, Jun Fujita
Filed: 4 Jul 19
Utility
Rotor, motor, compressor, and air conditioner
28 Nov 23
A rotor core has first and second core parts in an axial direction.
Atsushi Ishikawa
Filed: 10 May 18
Utility
Registration device, server device, searchable encryption system, and searchable encryption method
28 Nov 23
A registration device (200) generates an encryption keyword by encrypting a keyword with a registration key, generates an index including the encryption keyword and identification information which identifies a corresponding ciphertext, generates a conversion key from the registration key and a search key, and registers a plurality of ciphertexts, the index, and the conversion key in a server device (400).
Takato Hirano, Yutaka Kawai, Yoshihiro Koseki
Filed: 15 Sep 20
Utility
Image coding device, image decoding device, image coding method, and image decoding method
28 Nov 23
When a coding mode selected by an encoding controlling part 1 is an intra prediction mode, an intra prediction part 4 carries out an intra-frame prediction process using pixels adjacent to a partition Pin which is generated through a division by a block dividing part 2 or pixels adjacent to a higher layer partition Pin−1 to which the partition Pin belongs to generate a prediction image (Pin).
Kazuo Sugimoto, Shunichi Sekiguchi
Filed: 16 May 22
Utility
Image coding device, image decoding device, image coding method, and image decoding method
28 Nov 23
When a coding mode selected by an encoding controlling part 1 is an intra prediction mode, an intra prediction part 4 carries out an intra-frame prediction process using pixels adjacent to a partition Pin which is generated through a division by a block dividing part 2 or pixels adjacent to a higher layer partition Pin−1 to which the partition Pin belongs to generate a prediction image (Pin).
Kazuo Sugimoto, Shunichi Sekiguchi
Filed: 16 May 22
Utility
Image coding device, image decoding device, image coding method, and image decoding method
28 Nov 23
When a coding mode selected by an encoding controlling part 1 is an intra prediction mode, an intra prediction part 4 carries out an intra-frame prediction process using pixels adjacent to a partition Pin which is generated through a division by a block dividing part 2 or pixels adjacent to a higher layer partition Pin−1 to which the partition Pin belongs to generate a prediction image (Pin).
Kazuo Sugimoto, Shunichi Sekiguchi
Filed: 9 Feb 23
Utility
Radio base station, wireless terminal, radio communication system, transmission power controlling method, control circuit and program storage medium
28 Nov 23
The present invention includes: a plurality of antenna sections, each of which to generate base station reception beams and to receive, by using the base station reception beams, one or more signals transmitted from a wireless terminal using one or more terminal transmission beams; a measurement unit that measures reception quality of each of the signals for each of the base station reception beams; and a control unit that groups the base station reception beams into groups in units of the antenna sections, and perform transmission power control on the terminal transmission beams of the wireless terminal in units of the groups, on the basis of a result of measurement of the measurement unit in units of the groups.
Noriyuki Fukui, Keijiro Take
Filed: 24 Feb 22
Utility
Table type cooking apparatus
28 Nov 23
A table type cooking apparatus includes: a heating coil that inductively heats an object; a power transmission coil that transmits power to a power receiving device; a housing that houses the heating coil and the power transmission coil; a top plate provided on an upper surface of the housing; and a leg portion provided on a floor surface to support the housing on a floor surface.
Jun Bunya, Ikuro Suga, Hayato Yoshino
Filed: 4 Jul 18
Utility
Error correction encoding device and method for reducing the number of bits to be protected by soft decision error correction
28 Nov 23
An error correction encoding device includes an encoding unit to generate soft decision error correction frame information including a bit array of m rows and N columns obtained by combining first bit string group information and second bit string group information, the first bit string group information including a bit array of m rows and N1 columns in which it is enabled to perform pulse amplitude modulation of a combination of bit values of each column of the first bit string group information into a modulation symbol by using a first symbol mapping rule, the second bit string group information including a bit array of m rows and N2 columns in which it is enabled to perform pulse amplitude modulation of a combination of bit values of each column of the second bit string group information into a modulation symbol by using a second symbol mapping rule.
Tsuyoshi Yoshida
Filed: 5 Jul 22
Utility
Image coding device, image decoding device, image coding method, and image decoding method
28 Nov 23
When removing a block distortion occurring in a local decoded image, a loop filtering part 11 of an image coding device carries out a filtering process on each of signal components (a luminance signal component and color difference signal components) after setting the intensity of a filter for removing the block distortion for each of the signal components according to a coding mode (an intra coding mode or an inter coding mode) selected by a coding controlling part 1.
Shunichi Sekiguchi, Kazuo Sugimoto, Hiroharu Sakate, Tokumichi Murakami, Akira Minezawa
Filed: 4 Jan 23
Utility
Semiconductor device
21 Nov 23
According to one aspect, a semiconductor device includes: a buffer layer disposed on a front surface of a second semiconductor layer, and having at least one opening in plan view; and an electrode disposed over the second semiconductor layer and the buffer layer, and being in contact with the second semiconductor layer through the at least one opening, wherein the buffer layer has a higher Vickers hardness than the electrode, and a width w of each of the at least one opening satisfies w<Wth, where s is a thickness of the buffer layer, t is a thickness of the electrode, and Wth=2×(s×t−s2)0.5 holds true.
Akito Nishii, Tatsuo Harada, Katsumi Uryu, Noritsugu Nomura, Sho Tanaka
Filed: 21 Jan 21
Utility
Power semiconductor device
21 Nov 23
An object of a technique of the present disclosure is to suppress reduction in withstand voltage in a power semiconductor device.
Yuki Haraguchi, Fumihito Masuoka, Ze Chen
Filed: 16 Aug 21
Utility
Power semiconductor module and composite module having peripheral structures surrounding parts of the module main body
21 Nov 23
An uneven current distribution among a plurality of provided power semiconductor chips is to be suppressed.
Shigeto Fujita, Tetsuya Matsuda
Filed: 20 Sep 18