849 patents
Page 17 of 43
Utility
Semiconductor device
10 Aug 21
A semiconductor device according to the present invention includes: a through via formed to penetrate a semiconductor substrate; first and second buffer circuits; a wiring forming layer formed in an upper layer of the semiconductor substrate; a connecting wiring portion formed in an upper portion of the through via assuming that a direction from the semiconductor substrate to the wiring forming layer is an upward direction, the connecting wiring portion being formed on a chip inner end face that faces the upper portion of the semiconductor substrate at an end face of the through via; a first path connecting the first buffer circuit and the through via; and a second path connecting the second buffer circuit and the through via.
Koji Takayanagi
Filed: 24 Jul 18
Utility
Drive apparatus for oil-pump motor and drive control method for oil-pump motor
10 Aug 21
A drive apparatus for a motor having a stator and a rotor, the drive apparatus including a current detection unit configured to detect, when the motor is rotating, each of multi-phase currents flowing through coils of the stator, and a control unit for controlling the motor by sensor-less control configured to convert the detected multi-phase currents into a d-axis current Id and a q-axis current Iq in a d-q coordinate system, calculate a phase error between an actual rotational position of the rotor and an imaginary rotational position thereof by comparing the d-axis current Id with a d-axis current command value Idref and comparing the q-axis current Iq with the d-axis current command value Idref, perform control so that the phase error gets closer to zero, and output voltage command values to a motor drive circuit.
Naohiko Aoki, Kiyoshi Ishikawa
Filed: 16 Dec 19
Utility
Semiconductor device, electric power control system, and electric power control method
10 Aug 21
The power consumption of a circuit block outside a microcomputer and inside the same system is reduced.
Shunsuke Kogure, Takehiro Shimizu, Tatsuwo Nishino
Filed: 9 Aug 18
Utility
Semiconductor device and processor control method
10 Aug 21
A semiconductor device capable of reducing power consumption is provided.
Masayuki Shimizu
Filed: 8 Apr 19
Utility
Semiconductor device
3 Aug 21
Two optical waveguides and an insulating film provided to cover the optical waveguides are formed over an insulating layer.
Shinichi Watanuki, Yasutaka Nakashiba
Filed: 7 Nov 18
Utility
Semiconductor device and manufacturing method of the same
3 Aug 21
According to the present invention, a first semiconductor chip includes a semiconductor substrate, an optical waveguide formed on an upper surface of the semiconductor substrate, and a concave portion formed in the semiconductor substrate in a region that differs from a region in which the optical waveguide is formed.
Tetsuya Iida, Yasutaka Nakashiba
Filed: 29 Mar 19
Utility
Semiconductor device
3 Aug 21
The memory includes a first descriptor area and a first data area corresponding to the first OS, and a second descriptor area and a second data area corresponding to the second OS.
Masaru Nagai
Filed: 28 Jun 19
Utility
Semiconductor device and data retention method
3 Aug 21
A semiconductor device has a first memory circuit comprising a first memory cell comprising a first field effect transistor, a second memory circuit comprising a second memory cell comprising a second field effect transistor, and a regulator for converting the first power supply potential to a second voltage value lower than the voltage value of the first power supply potential.
Daisuke Nakamura, Yoshisato Yokoyama
Filed: 20 Sep 19
Utility
Semiconductor device and method of manufacturing the same
3 Aug 21
Reliability of a semiconductor device having a plated layer formed on an electrode pad is improved.
Takashi Tonegawa
Filed: 18 Nov 19
Utility
Semiconductor device and manufacturing device of the same
3 Aug 21
To improve the performance of a semiconductor device, the semiconductor device includes an insulating film portion over a semiconductor substrate.
Masaru Kadoshima, Masao Inoue
Filed: 26 Feb 18
Utility
Method of manufacturing semiconductor device
3 Aug 21
An object of the present invention is to improve manufacturing efficiency of a semiconductor device.
Yoshiaki Sato, Yoshinori Miyaki, Junichi Arita
Filed: 21 Aug 19
Utility
Semiconductor device and method of manufacturing the same
3 Aug 21
There is provided a semiconductor device including a first gate pattern on a semiconductor substrate, a second gate pattern adjacent to a side surface of the first gate pattern via an ONO film, and an active region located just below the second gate pattern via the ONO film.
Hiraku Chakihara
Filed: 3 Apr 19
Utility
Semiconductor device and method of manufacturing the same
3 Aug 21
The n-type body extension region BER is separated from the n+ buried region BL by the p-type impurity region PIR and is in contact with the p-type drift region DFT1.
Yuji Ishii
Filed: 6 Feb 20
Utility
Semiconductor device and motor control system
3 Aug 21
A semiconductor device for vector control of an AC motor via an inverter, includes a dq-axis reference current value generator which generates dq-axis reference current values, a three-phase/two-phase converter which generates dq-axis detected current values from three-phase current values of the inverter and a rotor position of the AC motor, a current controller generates dq-axis reference voltage values by proportional control and proportional integral control based on the dq-axis reference current values, the dq-axis detected current values, a rotation angular speed of the AC motor, and a motor parameter setting value, wherein the integration controller provides an initial voltage value to an integrator before switching to the proportional integral control, and wherein the initial voltage value is based on the dq-axis reference current values, the dq-axis detected current values, the rotation angular speed, the motor parameter setting value, and one of a proportional gain and the dq-axis reference voltage values.
Hengquan Jin, Guanyuan Chen, Chengzhe Li
Filed: 20 Feb 20
Utility
Photographing control device, photographing system and photographing control method
27 Jul 21
A photographing control device capable of storing images to be stored at appropriate timings is provided.
Takehito Baba
Filed: 17 Oct 19
Utility
Method of manufacturing semiconductor device
20 Jul 21
The reliability of the semiconductor device is suppressed from deteriorating.
Shibun Tsuda
Filed: 18 Dec 19
Utility
Semiconductor device and analysis system
20 Jul 21
The semiconductor device has a module having a predetermined function, an error information acquisition circuit for acquiring error information about an error occurring in the module, a stress acquisition circuit for acquiring a stress accumulated value as an accumulated value of stress applied to the semiconductor device, and an analysis data storage for storing analysis data as data for analyzing the state of the semiconductor device, the error information and the stress accumulated value at the time of occurrence of the error being associated with each other.
Naoya Ota, Kan Takeuchi, Fumio Tsuchiya, Masaki Shimada, Shinya Konishi, Daisuke Oshida
Filed: 16 Aug 19
Utility
Semiconductor device and bus generator
20 Jul 21
A master issues an access request to the memory.
Yuki Hayakawa, Toshiyuki Hiraki, Sho Yamanaka
Filed: 11 Jun 19
Utility
Pulse measurement device, pulse measurement method and non-transitory computer readable medium
13 Jul 21
It is possible to measure a pulse rate correctly, when a body moves.
Masaki Jinnouchi
Filed: 13 Feb 18
Utility
Semiconductor device and a method of manufacturing the same
13 Jul 21
For simplifying the dual-damascene formation steps of a multilevel Cu interconnect, a formation step of an antireflective film below a photoresist film is omitted.
Katsuhiko Hotta, Kyoko Sasahara
Filed: 16 Sep 20