849 patents
Page 31 of 43
Utility
Semiconductor device
6 Jul 20
A semiconductor device includes: memory cells, first word lined arranged for first ports and each arranging corresponding to respective rows of the memory cells; second word lines arranged for second ports and each arranged corresponding to respective rows of the memory cells, first dummy word lines each provided above the respective first word lines, second dummy word lines each provided above the respective second word lines, a word line driver driving the first and second word lines, and a dummy word line driver driving, in an opposite phase, the second dummy word line for the adjacent second word line according to driving of the first word line from among the first and second word lines, or the first dummy word line for the adjacent first word line according to driving of the second word line from among the first and second word lines.
Yuichiro Ishii
Filed: 14 Nov 18
Utility
Semiconductor memory device
6 Jul 20
Provided is a semiconductor memory device having a low power consumption write assist circuit.
Koji Nii, Yuichiro Ishii, Yohei Sawada, Makoto Yabuuchi
Filed: 30 Oct 18
Utility
FINFET non-volatile semiconductor memory device and method of manufacturing the FINFET non-volatile semiconductor memory device
6 Jul 20
Characteristics of a semiconductor device having a nonvolatile memory are improved.
Shunichi Narumi
Filed: 20 Nov 17
Utility
Power supply voltage stabilizing method, semiconductor device, and power supply system
6 Jul 20
An object of the present invention is to provide a power supply voltage stabilizing method that can suppress the performance of switching power supply from being deteriorated even when a battery voltage varies and/or load conditions change.
Masayuki Ida
Filed: 4 Sep 19
Utility
Analog/digital converter and milimeter wave radar system
6 Jul 20
A modulator includes an analog integrator including an analog circuit and a quantizer quantizing its output signal.
Takashi Oshima, Tetsuo Matsui, Mitsuya Fukazawa, Tomohiko Yano
Filed: 19 Feb 18
Utility
Semiconductor device, boot method, and boot program
6 Jul 20
To shorten a processing time at boot time without lowering a security level, an acquiring unit acquires a public key, a signature generated with a secret key corresponding to the public key, and a program associated with the signature.
Seishiro Nagano, Shigenori Miyauchi
Filed: 26 Feb 18
Utility
Power supply circuit, and method for controlling the same
29 Jun 20
A power supply system includes a plurality of voltage sources, a switch circuit that switches between a state in which the plurality of voltage sources are connected in series and a state in which the plurality of voltage sources are connected in parallel, and a voltage control circuit that boosts an input voltage.
Yoshifumi Ikenaga
Filed: 22 May 18
Utility
Analog-digital converter, semiconductor device, and voltage signal generation method
29 Jun 20
The analog-to-digital converter includes a quantizer for outputting a quantized signal, a sampling circuit for sampling an analog input signal, a dithering circuit for generating an added voltage, and an integrating circuit for integrating a signal on which the added voltage is superimposed and outputting an integration result to the quantizer.
Akemi Watanabe
Filed: 13 May 19
Utility
Semiconductor device
22 Jun 20
A semiconductor memory array includes a first nonvolatile memory cell having a first charge storage layer and a first gate electrode and a second nonvolatile memory cell, adjacent to the first memory cell in a first direction, having a second charge storage layer and a second gate electrode.
Tsutomu Okazaki, Akira Kato, Kan Yasui, Kyoya Nitta, Digh Hisamoto, Yasushi Ishii, Daisuke Okada, Toshihiro Tanaka, Toshikazu Matsui
Filed: 26 Aug 19
Utility
Semiconductor device, motor driving system, and motor control program
22 Jun 20
To surely detect a back electromotive force generated in a non-conduction phase at an extremely low duty ratio, a motor driving system includes a three-phase motor, an inverter circuit, and a semiconductor device.
Satoshi Narumi
Filed: 29 Oct 18
Utility
Semiconductor device and control method of the same
22 Jun 20
Increases of circuit scale and power consumption are suppressed while frequency deviation is kept within a predetermined allowable range.
Yuichi Maruyama, Noriaki Matsuno
Filed: 10 Apr 18
Utility
Semiconductor device and test method for semiconductor device
8 Jun 20
A logic BIST circuits concurrently execute a first scan test for a scan chain as a target and a second scan test for a scan chain as a target, when they are set to a an LBIST mode, and execute the first scan test without executing the second scan test, when they are set to a simultaneous test mode.
Iwao Suzuki, Naoki Kato
Filed: 16 Apr 18
Utility
Abnormality detection apparatus and vehicle system
8 Jun 20
An abnormality detection apparatus includes a feature extraction unit configured to extract an image feature according to a common algorithm, a flow calculation unit, a first abnormality detection unit, and a second abnormality detection unit.
Yuki Kajiwara, Kosuke Miyagawa, Masaki Nishibu, Kentaro Sasahara
Filed: 8 May 18
Utility
Method of manufacturing a semiconductor device using a metal oxide film
8 Jun 20
To allow a metal oxide film composed mainly of O and at least one of Hf and Zr to exhibit ferroelectric properties.
Tadashi Yamaguchi
Filed: 28 Feb 18
Utility
Semiconductor device and manufacturing method thereof
8 Jun 20
The reliability of resistive field plate part-containing semiconductor device is improved.
Sho Nakanishi
Filed: 24 Jul 18
Utility
Temperature measurement circuit and method, and microcomputer unit
1 Jun 20
It is possible to detect a failure in a temperature sensor while preventing enlarging of a circuit scale.
Chiaki Kumahara, Tetsuhiro Koyama, Masaaki Hirano
Filed: 25 Oct 17
Utility
Semiconductor device
1 Jun 20
The aim of the present disclosure is to provide a watchdog timer that can perform a fault diagnosis during the actual use of a semiconductor device.
Kazuhito Ebisawa, Yukihiro Kishida
Filed: 30 Nov 17
Utility
Display data correction by numerical operation suitable for display panel driver
1 Jun 20
A display data correction apparatus is provided with: a control circuit responsive to an input gray-level value for initially providing first to N-th control points (N≥3) defined in a coordinate system in which a first coordinate axis is associated with the input gray-level value and a second coordinate axis is associated with an output gray-level value to be calculated for the input gray-level value; and a processing circuit obtaining an output gray-level value by repeating an update operation in which the first to N-th control points are updated.
Hirobumi Furihata, Takashi Nose
Filed: 19 Dec 10
Utility
Semiconductor device
1 Jun 20
There is provided, for example, a write assist circuit for controlling the voltage level of a memory cell power supply line coupled to an SRAM memory cell to be written in the write operation.
Makoto Yabuuchi
Filed: 14 Jan 19
Utility
Semiconductor device
1 Jun 20
The present disclosure provides a technique for improving the reliability of a semiconductor device where spreading of cracking that occurs at the time of dicing to a seal ring can be restricted even in a semiconductor device with a low-k film used as an interlayer insulating film.
Kazuo Tomita
Filed: 9 Nov 17