849 patents
Page 5 of 43
Utility
Semiconductor device, semiconductor system and program
7 Mar 23
A semiconductor device and the like for maintaining a required function while suppressing unauthorized accesses are provided.
Kazuki Onda, Masamitsu Muratani, Hiroshi Yagi
Filed: 20 Sep 19
Utility
Semiconductor device and method of manufacturing the same
28 Feb 23
An interlayer insulating film has via holes.
Toshikazu Hanawa, Kazuhide Fukaya, Makoto Koshimizu
Filed: 30 Oct 19
Utility
Semiconductor device and method for protecting bus
14 Feb 23
The master interface generates copy data by copying the first data, and generates an error detection code based on the copy data.
Sho Yamanaka, Toshiyuki Hiraki
Filed: 6 Aug 21
Utility
Semiconductor device and test method of semiconductor device
7 Feb 23
A semiconductor device includes a first temperature sensor module, a second temperature sensor module, a first temperature controller, and a second temperature controller.
Tadashi Kameyama, Masanori Ikeda
Filed: 18 Nov 19
Utility
DC-DC converter
7 Feb 23
A DC-DC converter includes a high-side switch coupled between a first power supply and an output terminal, a low-side switch coupled between a second power supply and the output terminal, an inductor coupled to the output terminal, and a reverse current monitoring circuit that determines that a reverse current from the inductor to the output terminal occurs when the output terminal becomes a high voltage during a state in which the high-side switch and the low-side switch are in a dead time.
Masayuki Ida, Yasuhiko Kokami, Hideyuki Tajima, Hiroyuki Inoue, Noboru Inomata
Filed: 30 Dec 20
Utility
Power line communication device
31 Jan 23
The power line communication device detects inverter noise from the voltage waveforms of the power line, and executes the output of the transmission signal in a period in which it is determined that the signal amplitude of the transmission signal in the transmission processing unit exceeds a predetermined value from the output amplitude of the inverter noise, and stops the output of the transmission signal in other periods.
Kosuke Shibuya, Yoshitaka Shibuya
Filed: 14 Sep 21
Utility
System and method for machine-learning
31 Jan 23
A processing system includes a receiving circuit 1 for receiving an input signal from an externally connected sensor, an expected signal generating circuit 4 for automatically generating a teaching signal for use in the learning circuit 5, a learning circuit 5 for calculating a weight value, a bias value, and the like of the neural network model to form an expected signal from the teaching signal generated by the expected signal generating circuit 4 and the signal from the receiving circuit 1, an inference circuit 2 for performing signal processing based on a learned model of the neural network model generated by the learning circuit 5, and a validity verification circuit 3′ for performing similarity calculation between an output signal of the inference circuit 2 and an expected signal for comparison.
Yasushi Wakayama
Filed: 10 Dec 19
Utility
Semiconductor device for detecting failure in address decoder
31 Jan 23
A semiconductor device includes a memory array arranged in a matrix, a plurality of word lines provided corresponding to memory cell rows, a word driver for driving one of the plurality of word lines, a plurality of row select lines connected to the word driver, and a row decoder for outputting a row select signal to the plurality of row select lines based on input row address information.
Shunya Nagata, Yoshikazu Saito, Takeshi Hashizume
Filed: 26 Jan 21
Utility
Abnormality detection apparatus and vehicle system
24 Jan 23
An abnormality detection apparatus including a feature extraction circuit configured to extract a feature point and a feature value of a first image, and a feature point and a feature value of a second image, a flow calculation circuit configured to calculate, based on the feature value of the first image, a first abnormality detection circuit configured to detect an abnormality in the first image based on a first optical flow, and to detect an abnormality in the second image based on a third optical flow, and a second abnormality detection circuit configured to detect an abnormality in the first or second image based on a result of a comparison between the second optical flow and a fourth optical flow.
Yuki Kajiwara, Kosuke Miyagawa, Masaki Nishibu, Kentaro Sasahara
Filed: 26 May 20
Utility
Semiconductor device having a memory and method of controlling the same between operation modes
24 Jan 23
The semiconductor device 1 comprises a processor 2, a memory connected to the processor and a control circuit, and comprises an active operation mode and a standby operation mode.
Koichi Tanigawa, Takayoshi Shiraishi
Filed: 15 Apr 21
Utility
Method of manufacturing semiconductor device
24 Jan 23
A wafer having a semiconductor substrate including a peripheral region and a central region, an insulating layer and a semiconductor layer is prepared first.
Hideki Makiyama
Filed: 7 Jul 21
Utility
Semiconductor device and method of manufacturing the same
24 Jan 23
A semiconductor device has a first area in which first and third semiconductor elements are formed, a second area in which second and fourth semiconductor elements are formed, and a third area located between the first and second areas.
Shinichi Kuwabara, Yasutaka Nakashiba
Filed: 3 Mar 21
Utility
Method of manufacturing semiconductor device having split-gate memory and MISFET
24 Jan 23
A trench is formed by removing a portion of each of the charge accumulation film and the insulating film located between the control gate electrode and the memory gate electrode.
Atsushi Amo
Filed: 14 Jul 20
Utility
Semiconductor method for manufacturing a device including silicides of different composition concentrations on the gate electrode and diffusion regions
24 Jan 23
A method for manufacturing a semiconductor device to provide a Metal Insulator Semiconductor Field Effect Transistor (MISFET) in a first region of a semiconductor substrate includes forming a first gate insulating film on the semiconductor substrate in the first region, forming a first gate electrode containing silicon on the first gate insulating film, forming first impurity regions inside the semiconductor substrate so as to sandwich the first gate electrode in the first region, the first impurity regions configuring a part of a first source region and a part of a first drain region, forming a first silicide layer on the first impurity region, forming a first insulating film on the semiconductor substrate so as to cover the first gate electrode and the first silicide layer, polishing the first insulating film so as to expose the first gate electrode, and forming a second silicide layer on the first gate electrode.
Tadashi Yamaguchi
Filed: 18 Jul 19
Utility
Semiconductor device and self-diagnostic method of semiconductor device
17 Jan 23
A semiconductor device includes an external terminal, an input buffer having an input terminal connected to the external terminal, a voltage generating circuit configured to generate a test voltage supplied to the input terminal, and a control circuit configured to determine whether the input buffer is deteriorated based on the test voltage supplied to the input terminal and an output level of the input buffer responding to the test voltage.
Daisuke Katagiri, Terunori Kubo, Hirotsugu Nakamura
Filed: 9 Apr 21
Utility
Semiconductor device and method of manufacturing the same
17 Jan 23
In a trench gate type power MOSFET having a super-junction structure, both improvement of a breakdown voltage of a device and reduction of on-resistance are achieved.
Hiroshi Yanagigawa, Katsumi Eikyu, Masami Sawada, Akihiro Shimomura, Kazuhisa Mori
Filed: 8 Dec 20
Utility
Semiconductor device and information processing method
17 Jan 23
A semiconductor device capable of performing filter processing while suppressing an increase in processing time is provided.
Tsuyoshi Okumura
Filed: 10 May 19
Utility
Semiconductor device including a content reference memory
10 Jan 23
A semiconductor device includes a plurality of memory cells connected to a match line; a word line driver connected to a word line; a valid cell configured to store a valid bit indicating valid or invalid of an entry; a first precharge circuit connected to one end of the match line and configured to precharge the match line to a high level; and a second precharge circuit connected to the other end of the match line and configured to precharge the match line to a high level.
Makoto Yabuuchi
Filed: 12 May 21
Utility
Semiconductor device
10 Jan 23
To provide a semiconductor device with a tolerant buffer capable of protecting the internal circuit even when the power supply potential is turned 0 [V].
Dai Kamimaru
Filed: 25 Aug 20
Utility
Semiconductor device and manufacturing method thereof
10 Jan 23
A semiconductor device includes a first transistor that flows a current to a load, a current generation circuit that outputs a current corresponding to a power consumption of the first transistor, a temperature sensor, a resistor-capacitor network coupled between the current generation circuit and the temperature sensor and an overheat detection circuit coupled to a connection point of the current generation circuit and the resistor-capacitor network, wherein the resistor-capacitor network comprises a resistor and a capacitor corresponding to a thermal resistance and a thermal capacitance between the first transistor and the temperature sensor.
Hiroki Nagatomi, Makoto Tanaka
Filed: 16 Jun 21