1577 patents
Page 19 of 79
Utility
Functional safety system, safety control method for the functional safety system, and functional safety program
20 Sep 22
In a semiconductor device according to the related art, unfortunately, a non-safety unit mounted on the same device as a safety unit is modified with low flexibility.
Toshiki Yamahira, Toshihiro Kawano
Filed: 13 Mar 19
Utility
Semiconductor device with copper interconnections
20 Sep 22
Performance of a semiconductor device is improved.
Kazuyuki Omori, Seiji Muranaka, Kazuyoshi Maekawa
Filed: 22 Apr 20
Utility
Semiconductor device
20 Sep 22
A resistance element includes a conductor, the conductor having a repeating pattern of: a first conductive layer formed on a first interlayer insulating layer on a semiconductor substrate; a second conductive layer formed on a second interlayer insulating layer different from the first interlayer insulating layer; and an interlayer conductive layer connecting the first conductive layer and the second conductive layer, and the second conductive layer has a resistance-value fluctuation characteristic opposite to a resistance-value fluctuation characteristic of the first conductive layer after a heat treatment.
Chiemi Hashimoto, Kosuke Yayama, Hidekazu Tawara
Filed: 21 Jan 21
Utility
Semiconductor device and message image signal output method
13 Sep 22
A semiconductor device has a position estimation part calculating an estimated position of a mobile at a scheduled time to project a message image, based on movement information of the mobile, a reference image signal output part deciding a reference area being an area to project a reference image, based on a relative positional relation between the mobile at the estimated position and the projection area, and outputting a reference image signal being a signal of the reference image, a test image signal acquisition part acquiring a test image signal being a signal of an image obtained by imaging the reference area with the reference image projected thereon, and an image adjustment part adjusting the message image signal, based on the reference image signal and the test image signal.
Hirofumi Kawaguchi, Koji Yasuda, Akihide Takahashi
Filed: 7 Jun 19
Utility
Semiconductor device, motor control system, and error detection method
13 Sep 22
According to semiconductor device includes a domain converter for converting a digitized resolver signal from a time-domain to a frequency-domain, a spectrum analyzer for analyzing a spectrum of the resolver signal converted to a frequency-domain by the domain converter, and an error detector for detecting an error related to the resolver signal based on an output signal from the spectrum analyzer.
Yutaka Oshima, Hisaaki Watanabe
Filed: 25 Mar 20
Utility
Semiconductor device and motor driving system using the same
13 Sep 22
A gate drive semiconductor device includes: external terminals to which PWM control signals are supplied; external terminals outputting a drive signal for driving a three-phase BLDC motor; external terminals to which the counter electromotive voltage generated by driving the three-phase BLDC motor is supplied; a zero-cross determination unit generating an interrupt signal indicating timing at which the counter electromotive voltage intersects with a midpoint potential of the three-phase BLDC motor based on the PWM control signal and the counter electromotive voltage; and an external terminal outputting the interrupt signal.
Seigi Ishiji, Minoru Kurosawa
Filed: 13 Jan 21
Utility
Semiconductor device
13 Sep 22
A semiconductor device includes a semiconductor substrate, first and second trench electrodes formed on the semiconductor substrate, a floating layer of a first conductivity type formed around the first and second trench electrodes, a floating separation layer of a second conductivity type formed between the first and second trench electrodes and contacted with the floating layer of the first conductivity type and a floating layer control gate disposed on the floating separation layer of the second conductivity type.
Nao Nagata
Filed: 28 Oct 20
Utility
Semiconductor device
13 Sep 22
A semiconductor device includes: a semiconductor chip including a field effect transistor for switching; a die pad on which the semiconductor chip is mounted via a first bonding material; a lead electrically connected to a pad for source of the semiconductor chip through a metal plate; a lead coupling portion formed integrally with the lead; and a sealing portion for sealing them.
Kazunori Hasegawa, Yuichi Yato, Hiroyuki Nakamura, Yukihiro Sato, Hiroya Shimoyama
Filed: 1 Oct 20
Utility
Network Management Program, Network System, and Network Management Method
8 Sep 22
A conventional network managing method has a problem that there is a high possibility that a setting error of communication software occurs.
Tatsuya KATO
Filed: 10 Feb 22
Utility
Semiconductor device and method of manufacturing the same
6 Sep 22
A semiconductor device includes a first insulating film, a first optical waveguide and a second optical waveguide.
Tetsuya Iida, Yasutaka Nakashiba
Filed: 14 May 20
Utility
Semiconductor device and method of manufacturing the same
6 Sep 22
A semiconductor device has a first semiconducting layer including an optical waveguide, a dielectric layer formed on the optical waveguide, and a conductive layer formed on the dielectric layer.
Tetsuya Iida, Yasutaka Nakashiba
Filed: 12 May 20
Utility
Semiconductor device
6 Sep 22
A semiconductor device comprises two memory chips, one control chip controlling each memory chip, a signal transmission path through which a signal transmission between the control chip and each memory chip is performed, and a capacitance coupled onto the signal transmission path.
Ryuichi Oikawa
Filed: 1 Dec 20
Utility
Semiconductor Device, Electronic Control Unit, Verification Method of Electronic Control Unit and Manufacturing Method of Electronic Control Unit
1 Sep 22
A semiconductor device includes an operation resource which performs a plurality of ECU functions, a peripheral resource which is shared by the plurality of ECU functions and a control mechanism which controls a period in which one of the ECU functions uses the peripheral resource.
Masayuki DAITO
Filed: 16 May 22
Utility
Ad Converter and Semiconductor Device Including the Same
1 Sep 22
An AD converter includes a plurality of analog input terminals, a reference signal generation circuit that generates an analog reference signal, a sample-and-hold unit that includes a plurality of sample-and-hold circuits sampling the analog reference signal or one of analog input signals from the analog input terminals, a control unit that controls the sample-and-hold unit, and a conversion unit that converts an output signal from the sample-and-hold unit into a digital signal.
Masaaki USUI
Filed: 1 Mar 21
Utility
Semiconductor device
30 Aug 22
The present invention provides a semiconductor device realizing suppression of increase in consumption power.
Ryuichi Oikawa
Filed: 6 Dec 19
Utility
Semiconductor Device and Motor Control Device
25 Aug 22
A control circuit receives a command from outside and causes an arithmetic unit to perform arithmetic operation M times (M is an integer of 2 or more) by using input data from outside and calculated data held in a memory, thereby making the arithmetic unit and the memory function as an IIR filter.
Takeshi NITTA
Filed: 19 Jan 22
Utility
Voltage Divider Circuit, a Negative Feedback Circuit, and a Power-on Reset Circuit
25 Aug 22
A voltage divider circuit includes: a first voltage divider having first and second capacitors, and an output node configured to output a divider voltage from between the first and second capacitors; a second voltage divider having third and fourth capacitors, and first to third switches, and being connected in parallel to the first voltage divider; and a fourth switch provided between the output node and a connection node of the third and fourth capacitors.
Noriaki MATSUNO, Shingo SAKAMOTO
Filed: 8 Feb 22
Utility
Test Apparatus, Test Method and Recording Medium
25 Aug 22
Provided is a technique capable of improving test efficiency of semiconductor devices.
Kazuhiro SAKAGUCHI
Filed: 16 Dec 21
Utility
Interrupt monitoring systems and methods for failure detection for a semiconductor device
23 Aug 22
A semiconductor device includes an interrupt control circuit that receives a plurality of interrupt signals from the circuit blocks and outputs an interrupt request to the processor, and an interrupt monitoring circuit that corresponds to one of the interrupt signals and includes a setting circuit for setting a monitoring type and first and second monitoring periods.
Kyohei Yamaguchi, Daisuke Kawakami, Hiroyuki Hamasaki
Filed: 13 May 21
Utility
Semiconductor device, radio terminal device, radio communication system and communication method of radio terminal device
23 Aug 22
A semiconductor device includes a communication unit which receives a frame at a first transmission period, demodulates control information from a received frame, modulates transmission data, and broadcasts a modulated transmission data at a second transmission period as a radio frequency packet signal, a period determination unit which determines the second transmission period based on vehicle information, and a transmission and reception control unit which generates a transmission timing trigger signal for determining a transmission timing of the transmission data based on the control information and the second transmission period, and outputs the transmission data to the communication unit in synchronization with the transmission timing trigger signal.
Hiroshi Chano, Suguru Fujita
Filed: 1 Nov 19