Patents Assigned to STMicroelectronics (Grand Ouest) SAS
-
Publication number: 20230078144Abstract: System, method, and circuitry for generating content for a programmable computing device based on user-selected configuration information. A settings registry is generated based on the user's selections. The settings registry and the user selected configuration information is utilized to generate the content, such as code, data, parameters, settings, etc. When the content is provided to the programmable computing device, the content initializes, configures, or controls one or more software and hardware aspects of the programmable computing device, such as boot sequence configurations, internal peripheral configurations, states of the programmable computing device, transitions between states of the programmable computing device, etc., and various combinations thereof.Type: ApplicationFiled: August 29, 2022Publication date: March 16, 2023Applicants: STMICROELECTRONICS SA, STMicroelectronics (Grand Ouest) SASInventors: Frederic RUELLE, Emmanuel GRANDIN, Bechir JABRI
-
Publication number: 20230080696Abstract: System, method, and circuitry for generating content for a programmable computing device based on user-selected configuration information. A settings registry is generated based on the user's selections. The settings registry and the user selected configuration information is utilized to generate the content, such as code, data, parameters, settings, etc. When the content is provided to the programmable computing device, the content initializes, configures, or controls one or more software and hardware aspects of the programmable computing device, such as boot sequence configurations, internal peripheral configurations, states of the programmable computing device, transitions between states of the programmable computing device, etc., and various combinations thereof.Type: ApplicationFiled: August 29, 2022Publication date: March 16, 2023Applicants: STMICROELECTRONICS SA, STMicroelectronics (Grand Ouest) SASInventors: Frederic RUELLE, Laurent MEUNIER, Bechir JABRI, Emmanuel GRANDIN, Nabil SAFI, Ghaith OUESLATI, Yohann MARTINIAULT, Jerome CAILLET
-
Publication number: 20230075227Abstract: System, method, and circuitry for generating content for a programmable computing device based on user-selected configuration information. A settings registry is generated based on the user's selections. The settings registry and the user selected configuration information is utilized to generate the content, such as code, data, parameters, settings, etc. When the content is provided to the programmable computing device, the content initializes, configures, or controls one or more software and hardware aspects of the programmable computing device, such as boot sequence configurations, internal peripheral configurations, states of the programmable computing device, transitions between states of the programmable computing device, etc., and various combinations thereof.Type: ApplicationFiled: August 29, 2022Publication date: March 9, 2023Applicants: STMICROELECTRONICS SA, STMICROELECTRONICS (ROUSSET) SAS, STMicroelectronics (Grand Ouest) SASInventors: Emmanuel GRANDIN, Nabil SAFI, Maxime DORTEL, Laurent MEUNIER, Frederic RUELLE
-
Patent number: 11588353Abstract: The present disclosure relates to a device comprising an inductive element and a first capacitive element series connected between a first node and a second node, a first MOS transistor connected between the first node and a third node configured to receive a reference potential, the second node being coupled directly or via a second MOS transistor to the third node, a second capacitive element connected between a fourth node and an interconnection node between the first capacitive element and the inductive element, a current generator configured to provide an AC current to the fourth node, and a switch connected between the fourth node and the third node.Type: GrantFiled: August 30, 2021Date of Patent: February 21, 2023Assignees: STMicroelectronics (Grand Ouest) SAS, STMicroelectronics S.r.l.Inventors: Lionel Cimaz, Antonio Borrello, Simone Ludwig Dalla Stella
-
Patent number: 11580052Abstract: The present disclosure relates to a communication method by I2C bus between a emitting device and a receiving device, in which: a rising edge of a clock signal of the I2C bus, directly following a start condition of an I2C communication, is recorded; and when an interruption is generated within the receiving device, the receiving device verifies whether the rising edge was recorded.Type: GrantFiled: August 26, 2020Date of Patent: February 14, 2023Assignee: STMicroelectronics (Grand Ouest) SASInventor: Yves Magnaud
-
Publication number: 20230022755Abstract: A system on chip includes a non-volatile memory and a processor configured to execute an operating system which receives data according to a first communication protocol and program installation software that communicates with the non-volatile memory according to a second communication protocol. The operating system functions to: determine whether data received according to the first communication protocol is program data, make the program data available to the installation software, and inform the installation software that program data has been received. The installation software then stores the program data in the non-volatile memory.Type: ApplicationFiled: July 19, 2022Publication date: January 26, 2023Applicant: STMicroelectronics (Grand Ouest) SASInventor: Fabien GREGOIRE
-
Patent number: 11455433Abstract: In one embodiment, a system on chip includes a dynamic voltage and frequency scaling (DVFS) power supply, a secure environment, a non-secure environment, and a power supply management control module. The secure environment is configured to generate a secure instruction defining a permitted operating point of voltage and frequency for the DVFS power supply. The non-secure environment is configured to generate a request to modify the DVFS power supply, where the request to modify includes a voltage-frequency operating point. The power supply management control module is configured to scale the DVFS power supply to the permitted operating point, in response to the request to modify the DVFS power supply.Type: GrantFiled: September 23, 2019Date of Patent: September 27, 2022Assignee: STMICROELECTRONICS (GRAND OUEST) SASInventors: Arnaud Rosay, Gerald Lejeune, Jean Nicolas Graux, Olivier Claude LeBreton
-
Publication number: 20220209947Abstract: The present description concerns an electronic system including one or a plurality of first microprocessors, a second microprocessor for securely managing first encryption keys of the first microprocessors, the second microprocessor being configured to communicate with each first microprocessor and including a first non-volatile memory having at least one second key stored therein, and for each first microprocessor, a second non-volatile memory external to the second microprocessor and containing the first keys of the first microprocessor encrypted with the second key.Type: ApplicationFiled: December 16, 2021Publication date: June 30, 2022Applicants: STMicroelectronics (Rousset) SAS, STMicroelectronics (Grand Ouest) SASInventors: Julien COUVRAND, William ORLANDO
-
Publication number: 20220206688Abstract: A method includes receiving, by a device, of a control signal identifying a first application from among a plurality of compressed applications stored in a non-volatile memory of the device. The first application is stored in a first location of the non-volatile memory. The device decompresses the first application. The decompressing includes storing the decompressed first application into the non-volatile memory at least partially into the first location, and into a second location storing a second compressed application among the plurality of applications. The decompressed first application overwriting at least a portion of the second compressed application. The method may be performed as part of a customization process of an integrated circuit including the non-volatile memory.Type: ApplicationFiled: December 21, 2021Publication date: June 30, 2022Applicant: STMicroelectronics (Grand Ouest) SASInventor: Frederic DARCEL
-
Patent number: 11340798Abstract: A method includes receiving, by a first microprocessor, a request of modification of a content of a first memory of the first microprocessor, the first memory being accessible only by the first microprocessor. The method includes accessing, by the first microprocessor, first data associated with the request and a signature generated from the first data with an asymmetric cipher algorithm. The first data and the signature are available in a second memory of a second microprocessor, and the first data is representative of a modification to be applied to the content of the first memory. The modification is representative of a modification of a set of services exposed by the first microprocessor. The method includes verifying, by the first microprocessor, authenticity of the first data based on the signature; and modifying the content of the first memory according to the first data, the modifying being conditioned by the verifying.Type: GrantFiled: June 11, 2020Date of Patent: May 24, 2022Assignees: STMICROELECTRONICS (GRAND OUEST) SAS, STMICROELECTRONICS (ROUSSET) SASInventors: William Orlando, Julien Couvrand, Pierre Guillemin
-
Publication number: 20220147786Abstract: A connector that is configured to receive a smart card includes: a first contact configured to receive a power supply voltage and corresponding to a first (power supply) contact area of the smart card, a second contact configured to receive a reference voltage and corresponding to contact a second (reference voltage) contact area of the smart card, and a third contact corresponding to a three-state (input/output) contact area of the smart card. A first light-emitting diode having an anode coupled to the third contact and a cathode coupled to the second contact. A second light-emitting diode has a cathode coupled to the third contact and an anode coupled to the first contact. Turning on/off of the first and second light-emitting diode is controlled by the smart card through the signal at the three-state (input/output) contact area.Type: ApplicationFiled: November 5, 2021Publication date: May 12, 2022Applicants: STMicroelectronics (Grand Ouest) SAS, STMicroelectronics (Rousset) SASInventors: Frederic GOUABAU, Olivier ROUY
-
Patent number: 11303677Abstract: A method for managing the operation of a group of a plurality of connected objects includes exchanging information between two of the connected objects of the group. The information relates to a state of each connected object participating in the exchanging of information. The method also includes triggering an action on a connected object participating in the exchanging of information. The triggering is based on the information received by this object.Type: GrantFiled: July 5, 2019Date of Patent: April 12, 2022Assignee: STMICROELECTRONICS (GRAND OUEST) SASInventor: Frederic Ruelle
-
Patent number: 11303199Abstract: A method for limiting an input or output current of a DC-DC converter and a current limiting circuit are disclosed. In an embodiment a method for limiting an input or output current of a DC to DC converter includes storing a first value representative of a level of an output voltage of the DC to DC converter in response to the input or output current exceeding or falling below a first threshold and modifying a control signal based on the first value.Type: GrantFiled: April 21, 2020Date of Patent: April 12, 2022Assignee: STMICROELECTRONICS (GRAND OUEST) SASInventor: Lionel Cimaz
-
Publication number: 20220080979Abstract: A system includes inertial sensors and a GPS. The system generates a first estimated vehicle velocity based on motion data and positioning data, generates a second estimated vehicle velocity based on the processed motion data and the first estimated vehicle velocity, and generates fused datasets indicative of position, velocity and attitude of a vehicle based on the processed motion data, the positioning data and the second estimated vehicle velocity. The generating the second estimated vehicle velocity includes: filtering the motion data, transforming the filtered motion data in a frequency domain based on the first estimated vehicle velocity, generating spectral power density signals, generating an estimated wheel angular frequency and an estimated wheel size based on the spectral power density signals, and generating the second estimated vehicle velocity as a function of the estimated wheel angular frequency and the estimated wheel size.Type: ApplicationFiled: September 9, 2021Publication date: March 17, 2022Applicants: STMICROELECTRONICS S.r.l., STMICROELECTRONICS, INC., STMicroelectronics (Grand Ouest) SASInventors: Nicola Matteo PALELLA, Leonardo COLOMBO, Andrea DONADEL, Roberto MURA, Mahaveer JAIN, Joƫlle PHILIPPE
-
Patent number: 11277325Abstract: A method for monitoring an activity of a connected object including a monitoring device, includes: performing, by a measurement stage of the monitoring device, a first periodic measurement of an internal signal representative of an activity of the connected object; performing, by a computation stage of the monitoring device, a first non-cryptographic computation of an activity parameter representative of the activity from the internal signal measured during the first periodic measurement; comparing, by a comparison stage of the monitoring device, between the activity parameter on completion of the first non-cryptographic computation and a range of settings of corresponding to the activity parameter; and triggering, by a control stage of the monitoring device, a safety action in response to a determination that the activity parameter is outside of the range of settings.Type: GrantFiled: March 23, 2021Date of Patent: March 15, 2022Assignee: STMICROELECTRONICS (GRAND OUEST) SASInventor: Frederic Ruelle
-
Patent number: 11269986Abstract: A memory stores a program to be executed by a microprocessor. The program includes a first program part and a second program part. An authenticator is configured to authenticate the program and includes a module that is external to the microprocessor and configured to authenticate said first program part when the microprocessor is inactive. The authenticator further activates the microprocessor to execute the first program part and authenticate said second program part using instructions of the first program part if the module has authenticated the first program part. The microprocessor then executes the second program part if the microprocessor has authenticated said second program part.Type: GrantFiled: October 22, 2019Date of Patent: March 8, 2022Assignees: STMicroelectronics (Grand Ouest) SAS, STMicroelectronics (Rousset) SASInventors: Vincent Berthelot, Layachi Daineche
-
Patent number: 11264905Abstract: An embodiment DC to DC conversion circuit comprises a DC to DC converter and a regulation circuit. The regulation circuit comprises a comparator configured to detect, during a discharge phase of the DC to DC converter, an overshoot period during which an output voltage of the DC to DC converter exceeds a target voltage, and a timer configured to measure a duration of the overshoot period.Type: GrantFiled: August 3, 2020Date of Patent: March 1, 2022Assignee: STMICROELECTRONICS (GRAND OUEST) SASInventor: Lionel Cimaz
-
Patent number: 11250808Abstract: A display system comprises a processing circuit configured to receive image data from a video source, and generate a current image frame by generating pixel data as a function of the image data and storing the pixel data to a frame buffer. A graphic video driver is configured to display the image frame by reading the pixel data from the frame buffer and generating drive signals for the graphic display as a function of the pixel data read. The processing circuit also is configured to insert integrity data into the pixel data of the current image frame, wherein the position of the integrity data within the pixel data changes. The display system comprises a further processing circuit configured to read the pixel data from the frame buffer and verify whether the position of the integrity data within the pixel data changes.Type: GrantFiled: April 24, 2020Date of Patent: February 15, 2022Assignees: STMICROELECTRONICS S.R.L., STMICROELECTRONICS (GRAND OUEST) SASInventors: Alessandro Vittorio Galluzzi, Mustapha Ghanmi
-
Patent number: 11062866Abstract: The electrical relay device comprising a component of electrical relay type including a controllable motor, and a switching module including at least one fixed electrical contact, and at least one movable electrical contact that is mechanically coupled to the motor and configured to be placed, using the motor, in at least one position, referred to as the disconnected position, in which it does not make contact with a fixed electrical contact, or in at least one position, referred to as the connected position, in which it does make contact with the at least one fixed electrical contact.Type: GrantFiled: June 28, 2018Date of Patent: July 13, 2021Assignee: STMicroelectronics (Grand Ouest) SASInventors: Vincent Abriou, Gerald Baeza
-
Patent number: 10985616Abstract: A method for transmitting power includes providing power using a contactless power transfer from a transmitter to a receiver that is mutually coupled with the transmitter. The method also includes managing and regulating the contactless power transfer being provided, where the managing and regulating are integrally and autonomously performed by the transmitter.Type: GrantFiled: March 13, 2019Date of Patent: April 20, 2021Assignee: STMICROELECTRONICS (GRAND OUEST) SASInventor: Lionel Cimaz