849 patents
Utility
Semiconductor device and method of manufacturing the same
16 Jan 24
An IGBT capable of handling high-speed switching while reducing a leakage current of a semiconductor device including the IGBT is provided.
Tomohiro Imai, Yoshito Nakazawa, Katsumi Eikyu
Filed: 18 Aug 21
Utility
Message handler
16 Jan 24
A message handler is described.
Christian Mardmoeller, Dnyaneshwar Kulkarni, Thorsten Hoffleit
Filed: 28 Apr 21
Utility
Data processing apparatus and memory protection method
9 Jan 24
The data processing apparatus includes a memory protection setting storage unit capable of storing a plurality of address sections as memory protection setting targets, a plurality of first determination units provided for each of the address sections stored in the memory protection setting storage unit and provisionally determining whether or not an access request is permitted based on whether or not an access destination address specified by the access request corresponds to the address section acquired from the memory protection setting storage unit, and a second determination unit finally determining whether or not the access request is permitted based on the classification information and the results of provisional determinations by the first determination unit.
Yasuhiro Sugita
Filed: 22 Dec 21
Utility
Semiconductor device
9 Jan 24
A semiconductor device includes: a nonvolatile memory cell including first memory cells and second memory cells; a bit latch; and a saved register.
Takanori Moriyasu, Kazuo Yoshihara, Takayuki Nishiyama
Filed: 12 May 21
Utility
Method of manufacturing semiconductor device
2 Jan 24
A test apparatus includes a test board, a unit, and a probe pin housed in the unit.
Fukumi Unokuchi, Toshitsugu Ishii
Filed: 23 Feb 22
Utility
Semiconductor device, electronic control unit, verification method of electronic control unit and manufacturing method of electronic control unit
19 Dec 23
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
Semiconductor device and method for protecting bus
19 Dec 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: 11 Jan 23
Utility
Semiconductor device
12 Dec 23
A semiconductor device of the present invention includes: a P-type output transistor configured to have a source to which a power supply voltage is applied, and a drain connected to an external connection pad; a gate wiring configured to be connected to a gate of the output transistor; a signal transmitting portion configured to transmit an input signal to the gate wiring; and a voltage-breakdown protecting portion configured to apply the power supply voltage to a back gate of the output transistor if a voltage on the external connection pad is equal to or lower than the power supply voltage, or the voltage-breakdown protecting portion bringing the signal transmitting portion into a disconnection state and applies the voltage on the external connection pad to the gate and the back gate of the output transistor if the voltage applied on the external connection pad is higher than the power supply voltage.
Fumiaki Yanagihashi
Filed: 23 Dec 21
Utility
Message handler
5 Dec 23
A message handler is described.
Christian Mardmoeller, Dnyaneshwar Kulkarni, Thorsten Hoffleit
Filed: 28 Apr 21
Utility
Semiconductor device and method of manufacturing the same
28 Nov 23
An IGBT capable of handling high-speed switching while reducing a leakage current of a semiconductor device including the IGBT is provided.
Tomohiro Imai, Yoshito Nakazawa, Katsumi Eikyu
Filed: 18 Aug 21
Utility
Semiconductor device and method of manufacturing the same
28 Nov 23
The source region, drain region, buried insulating film, gate insulating film, and gate electrode of the semiconductor device are formed in a main surface of a semiconductor substrate.
Makoto Koshimizu, Yasutaka Nakashiba
Filed: 20 Jul 21
Utility
Semiconductor device and error detection methods
28 Nov 23
A semiconductor device includes a syndrome generation circuit configured to generate a syndrome code based on data and an error correction code corresponding to the data, an error determination circuit configured to detect a 1-bit error in the data based on the syndrome code, and multi-bit error detection circuit configured to determine whether the data detected to have 1-bit error includes a multi-bit error by using an error address of the data detected to have 1-bit error and an error syndrome code of the data detected to have 1-bit error.
Takashi Ishibashi, Hiroyuki Hashimoto
Filed: 6 May 22
Utility
Semiconductor device
21 Nov 23
A semiconductor device includes a main circuit and a peripheral circuit inputting/outputting a signal from/to the main circuit, the main circuit including: a memory cell array; a sense amplifier; a first output holding circuit holding the read data output from the sense amplifier; a second output holding circuit receiving the read data as its input output from the first output holding circuit; and a delay circuit outputting a delay signal for activating the second output holding circuit to be later than the first output holding circuit.
Yohei Sawada
Filed: 5 Nov 21
Utility
Manafacturing method for power MOSFET semiconductor device with improved breakdown voltage
21 Nov 23
A semiconductor device has an impurity region covering a bottom of a gate trench and a column region.
Machiko Sato, Akihiro Shimomura
Filed: 1 Sep 22
Utility
Semiconductor device
21 Nov 23
A semiconductor device includes a first transistor that flows a load current to an external load; a current generation circuit that outputs a current corresponding to a power consumption generated in an overheat detection target when the load current flows the overheat detection target; a resistor-capacitor-network comprising a resistor and a capacitor corresponding to a thermal resistance and a thermal capacitance of the overheat detection target, and having one end coupled to the current generation circuit; an overheat detection circuit coupled to a connection point of the current generation circuit and the resistor-capacitor-network; and a voltage source that sets a voltage of the connection point of the current generation circuit and the resistor-capacitor-network to a predetermined voltage.
Hiroki Nagatomi, Makoto Tanaka
Filed: 30 Mar 22
Utility
Semiconductor device, electronic device and electronic system
21 Nov 23
A semiconductor device according to an embodiment includes a holding circuit including a buffer configured to obtain a heat stress information having a temperature dependency every predetermined period and a stress counter configured to accumulate the heat stress information and hold the accumulated value as a cumulative stress count value, a control circuit including an operation determination threshold value, and a wireless communication circuit.
Kan Takeuchi, Yoshio Takazawa, Fumio Tsuchiya, Daisuke Oshida, Naoya Ota, Masaki Shimada, Shinya Konishi
Filed: 2 Sep 20
Utility
Semiconductor device
14 Nov 23
A semiconductor device is configured so that two or more master devices access a slave device via a bus.
Koki Higuchi, Tsutomu Matsuzaki, Masafumi Inoue, Masakatsu Uneme
Filed: 12 May 21
Utility
Semiconductor device and control method
14 Nov 23
The semiconductor device includes a control unit having redundant processors, a memory storing target data, a secure memory storing a key used for encryption or decryption processing, an cryptographic unit, a secure processor instructing cryptographic processing to the cryptographic unit in response to a request from the control unit, a first bus coupled to the control unit, the memory, the cryptographic unit, and the secure processor, and a second bus coupled to the secure memory, the cryptographic unit, and the secure processor.
Kenichi Ito, Akihiro Yamate, Akira Hosotani
Filed: 17 Sep 19
Utility
Oscillator frequency adjustment
14 Nov 23
Oscillator circuitry is disclosed.
Volker Langer, Thomas Kattwinkel
Filed: 19 Aug 19
Utility
Semiconductor device having a contents addressable memory
7 Nov 23
The plurality of CAM cells MC are configured to discriminate a match or mismatch between stored data stored in advance and search data.
Yohei Sawada, Masao Morimoto, Makoto Yabuuchi
Filed: 21 Jul 21