Abstract: There are realized a vehicle control device and an electronic control system with high reliability capable of safely shifting control even when an operation abnormality occurs in a sensor around a vehicle or an arithmetic block that processes sensor fusion. The vehicle control device includes a first arithmetic block which performs sensor fusion processing based on pieces of raw data output from a plurality of surrounding environment sensors, a second arithmetic block which performs sensor fusion processing based on pieces of object data generated by processing the pieces of raw data output from the plurality of surrounding environment sensors, and a third arithmetic block which diagnoses an output result of the first arithmetic block by using the output result of the first arithmetic block and an output result of the second arithmetic block.

Abstract: Systems and methods are provided for managing prefetching operations for read requests for drives in a distributed storage system. For example, a system can determine that a first drive of a plurality of drives is powered on. Prior to receiving a read request for reading a first set of data from the first drive, the system can enable a prefetching operation for prefetching the first set of data from the first drive to be written to a cache. The system may power off the first drive. The system may receive a read request for reading the first set of data from the first drive of a plurality of drives. In response to receiving the read request, the system may read the first set of data from the cache.

Abstract: A drive box includes a power source, a drive group which is constituted of a plurality of storages, a canister which can be replaced, and a midplane which couples the canister and the drive group, wherein the midplane includes a storage apparatus having a memory unit in which data related to at least the drive group is stored, the canister has a communication channel which is coupled to at least one of the plurality of storages, the canister performs I2C communication with the storage apparatus, power is supplied to the canister from the power source by a first supply line which is a power line passing through the midplane, and power is supplied to the storage apparatus from the power source via the canister.

Abstract: The present disclosure relates to an image processing device and method capable of suppressing an increase in load of decoding processing. A secondary transform identifier is set such that secondary transform is performed only in a case where information regarding a block size is equal to or less than a predetermined threshold value, secondary transform is performed on coefficient data derived from image data on the basis of the secondary transform identifier set, and the secondary transform identifier set is encoded and a bitstream is generated. The present disclosure can be applied, for example, to an image processing device, an image encoding device, an image decoding device, an information processing device, an electronic device, an image processing method, an information processing method, and the like.

Abstract: A low power system on chip for supporting partial clock gating is provided. The system on chip includes a network on chip including a first CG-network interface module, a second CG-network interface module, and a clock gating control module, a first IP block that communicates through the first CG-network interface module, and a second IP block that communicates through the second CG-network interface module. The clock gating control module receives a clock gating request from the first IP block, outputs a communication control signal to the second CG-network interface module in response to the received clock gating request, and performs a clock gating operation for a clock signal in response to the received clock gating request to selectively deliver the clock signal to the second IP block.

Abstract: A print control apparatus communicable with an image forming apparatus and configured to be activated based on activation of the image forming apparatus includes one or more computer-readable storage media, and one or more processors, wherein the one or more processors and the one or more computer-readable storage media are configured to receive a shut-down instruction, receive a signal from the image forming apparatus, transmit a shut-down notification to the image forming apparatus, and receive a reply to the shut-down notification from the image forming apparatus, and perform, in a case where the shut-down instruction is received, shut-down processing of the print control apparatus upon receiving, as the signal, a predetermined signal from the image forming apparatus and receiving the reply to the shut-down notification.

Abstract: A voltage pump circuit and method for supporting power-down data protection. The circuit includes: a first capacitor connected to a voltage source; a second capacitor connected to the first capacitor by a second metal oxide semiconductor (MOS); a boost chopper connected to the voltage source and the first capacitor and connected to the second capacitor by a first MOS; a buck chopper connected to the second capacitor and a hard disk; a logic chip connected to the voltage source, the first MOS and the second MOS, where the logic chip is configured to control on or off of the first MOS and the second MOS according to voltage information of the voltage source to realize normal power supply to the hard disk for a normal voltage source, and to prolong power supply time to the hard disk for an abnormal and closed voltage source to save cache data.

Abstract: The disclosure is related to a method for power management in a wireless communication system. The method includes measuring network resource utilization levels for a plurality of virtual network functions (VNFs) over a time period based on at least one network parameter, determining a behavioral pattern of the network resource utilization levels based on a predictive analysis of the measured network resource utilization levels, forecasting a lean workload time interval of the network resource utilization levels based on the determined behavioral pattern and current network resource utilization levels of the plurality of VNFs, and adjusting central processing unit (CPU) core frequencies of a network server based on the forecasted lean workload time interval.

Abstract: In an embodiment, a system may include a plurality of component circuits. The plurality of component circuits may include rate control circuits the control power consumption in the component circuits based on indications of power allocated to the component circuits. In an embodiment, the rate control circuits may transmit power requests for the component circuits and a floor request representing a minimum amount of power that may ensure reliable operation.

Abstract: A system and method of scheduling tasks, comprising receiving activity and performance data from registers or storage locations maintained by hardware and an operating system; storing calibration coefficients associated with the activity and performance data; computing an energy dissipation rate based on at least the activity and performance data; and scheduling tasks under the operating system based on the computed energy dissipation rate.

Abstract: A semiconductor device includes an intellectual property (IP) block, a clock management unit, a critical path monitor (CPM), and a CPM clock manager included in the clock management unit. The clock management unit is configured to receive a clock request signal, indicating whether the IP block requires a clock signal, from the IP block and perform clock gating for the IP block based on the received clock request signal. The CPM is configured to monitor the clock signal provided to the IP block to adjust at least one of a frequency of the clock signal provided to the IP block and a voltage supplied to the IP block. The CPM clock manager is configured to perform the clock gating for the CPM.

Abstract: An information handling system operating a low power communications engine comprising a wireless adapter for communicating on a low power communication technology network for receiving low power communication technology data traffic for at least one always-on remote management service for the information handling system, a controller receiving a location status of the information handling system via the low power communication technology network indicating a location or network, where the controller executes code instructions for a low power communications engine to assess a location trust level from an environment characteristics analysis engine to determine whether the location status is a trusted zone location or an untrusted zone location utilizing binary classification machine learning based on input variables including data relating to history of activity at the location or on the network learned by the environment characteristics analysis engine from reported operational or network activity, and the co

Abstract: The present disclosure relates to a method for multi-core communication, an electronic device and a storage medium. The method includes controlling a plurality of cores to run; establishing a communication connection between a publishing core and a receiving core in the plurality of cores based on a communication layer; performing, by the publishing core, an operation on a topic message through calling a preset interface of the communication layer via a publish-subscribe layer; and accessing the topic message in response to the receiving core calling a preset interface of the publish-subscribe layer.

Abstract: A computer system is coupled to a database management system for managing data, and an infrastructure system for managing storage areas of the data. The computer system is configured to: receive a tracking request including identification information of target data; calculate, based on information on the data managed by the database management system, a data duration period of the target; identify, based on configuration history information on a configuration of the storage areas, a first storage area which is provided to the database management system for the data duration period and which stores the target data; and execute, based on the data duration period and history of copying operation of the storage areas of the infrastructure system, with the first storage area as an originating point, tracking processing for tracking a second storage area in which the target data is stored by the copying operation.

Abstract: An adaptive or dynamic power virus control scheme (hardware and/or software) that dynamically adjusts maximum dynamic capacitance (CdynMax) and corresponding maximum frequency (P0nMax) setting per application executed on a processor core. A power management unit monitors telemetry such as a number of throttled cycles due to CdynMax threshold excursions cycles for the processor core and a cost of average cycle Cdyn cost for the processor core. As the number of throttling cycles increases for the processor core, the aCode firmware of the power management unit decides to increase the Cdyn level or threshold for that core (e.g., to make the threshold less aggressive). As the average Cdyn cost over a number of cycles becomes lower than a threshold, aCode adjusts the threshold to a lower threshold (e.g., more aggressive threshold) and lower Cdyn.

Abstract: A solar power generation system includes a solar component having a power generation capacity of at least C kW for every C kW of a power consumption requirement of a data processing component executing a high computational workload, with the solar component designed for addressing the power consumption requirement of the high computational workload for at least 25% of at least 50% uptime of the data processing component per day. The solar power generation system also includes an energy storage device having a power storage capacity proportionate to the C kW of the power consumption requirement of the data processing component such that the energy storage device is designed to address the power consumption requirement of the high computational workload for a duration within a range of 16% to 75% of the at least 50% uptime of the data processing component per day.

Abstract: A power over Ethernet (PoE) power supplying method where power sourcing equipment (PSE) and a powered device exchange link layer discovery protocol data units (LLDPDUs). Each of the LLDPDUs includes two power values. Each of the power values indicates requested or allocated power for one of two sets of cable pairs of the Ethernet twisted pair connecting the PSE and the powered device. Accordingly, the supplied powers to the powered device at sets of cable pairs are independent from each other.

Abstract: A method and apparatus for controlling transmit power in a wireless local area network (WLAN). For example, a station may receive, from an access point (AP), a beacon frame that includes a field indicating a maximum transmission power for at least one of a plurality of operational bandwidth that the AP supports. The station may determine a transmission power for a signal to be transmitted to the AP based on the at least one of the plurality of operational bandwidths indicated in the received beacon. The station may then transmit the signal at the determined transmission power.

Abstract: Methods and systems for managing operation of data processing systems are disclosed. The data processing systems may include a limited number of hardware components. To increase the usable number or types of hardware components, an add-in card or other device may be attached to the data processing system. When connected to the data processing system, these devices may consume power delivered by the data processing system. The devices may cooperate with the host data processing system so that power is consumed in a manner that is less likely to negatively impact operation of the devices and host system.

Abstract: A storage medium that stores commands, the commands being configured to enable at least one processor of an electronic device to perform at least one operation when executed by the at least one processor is provided. The at least one operation comprises identifying a remaining amount of a battery of the electronic device and a power consumption rate of the electronic device, and controlling, based on the remaining amount of battery and the power consumption rate, a driving circuit of the electronic device to switch a display of the electronic device from a first state to a second state, wherein a first area of the display is exposed in the first state, the first area including a second area and a third area and wherein the second area is exposed and the third area is not exposed in the second state.

Abstract: Dynamically determining respective threshold temperatures for data storage devices (DSDs) in a data storage system (DSS) slot involves determining a marginal temperature of a DSD (TMd) based on the difference between a current threshold temperature of a corresponding DSS slot (TTe) and a current temperature value of the DSD (TCd), and raising the current TTe to an updated TTe accordingly, thereby effectively permitting the DSD to operate at temperatures up to the updated TTe. Updating TTe may come after first determining whether the TMd is greater than a lower limit and/or less than an upper limit, both of which are based on an inherent threshold temperature value of the DSD (TTd). This approach can be applied to other DSDs housed in the same DSS enclosure, enabling varying each respective DSD operating temperature, in contrast to using a fixed operating temperature range for the entire enclosure.

Abstract: A power receiving device includes a connector configured to be connected to a power feeding device; a power source configured to receive a power supply from the power feeding device via the connector; and a controller configured to perform a predetermined process before a power supply stopping time in response to receiving a preliminary notification of power supply stopping from the power feeding device via the connector.

Abstract: Systems, apparatuses and methods may provide for technology that detects an over current condition associated with a voltage regulator in a computing system, identifies a configurable over current protection policy associated with the voltage regulator, and automatically takes a protective action based on the configurable over current protection policy. In one example, the protective action includes one or more of a frequency throttle of a processor coupled to the voltage regulator in isolation from one or more additional processors in the computing system, a deactivation of the processor in isolation from the one or more additional processors, an issuance of a virtual machine monitor notification, an issuance of a data center fleet manager notification, or an initiation of a migration of a workload from the processor to at least one of the additional processor(s).

Abstract: In one embodiment, a method includes receiving low voltage pulse power from power sourcing equipment at a powered device, synchronizing the powered device with a waveform of the low voltage pulse power received from the power sourcing equipment, and operating the powered device with high voltage pulse power received from the power sourcing equipment.

Abstract: A device for clock control and related products are provided. The device includes a voltage detecting unit and a clock stretching unit. The voltage detecting unit is configured to detect a supply voltage at a target position in the processor, and output a voltage-alarm signal when the supply voltage is lower than or equal to a preset first threshold. The clock stretching unit is connected with the voltage detecting unit and configured to generate a second clock signal according to a first clock signal having a reference frequency in response to reception of the voltage-alarm signal, such that the processor uses the second clock signal to perform data processing. A frequency of the second clock signal is lower than the reference frequency.

Abstract: Methods and systems for managing systems based on power consumption are disclosed. To operate data processing systems, power may be supplied to the systems. Power supply capacity may be provisioned based on the estimated power consumption for the systems. To estimate the power consumption of the systems, limits on the operation of components of the systems may be taken into account. These limits may reduce the power consumption by the components from nominal power consumption ascribed by a manufacturer. The limits may be caused by the communication architecture or other features of the systems.

Abstract: A method and system for supplying power at a voltage selected from a plurality of voltages. Power is initially received at a first voltage. Embodiments communicate with an AC adapter to get device identification and see if the AC adapter supports other voltages. If so, embodiments communicate with the AC adapter to get more information about the adapter and identify what voltages the adapter is capable of providing. If one of the voltages would allow an information handling system to operate more efficiently, embodiments negotiate a power supply contract to operate at a second voltage. When the information handling system powers down, the system resets to operation at the initial voltage.

Abstract: An apparatus and method for intelligent power virus protection in a processor. For example, one embodiment of a processor comprises: first circuitry including an instruction fetch circuit to fetch instructions, each instruction comprising an instruction type and an associated width comprising a number of bits associated with source and/or destination operand values associated with the instruction; detection circuitry to detect one or more instructions of a particular type and/or width; evaluation circuitry to evaluate an impact of power virus protection (PVP) circuitry when executing the one or more instructions based on the detected instruction types and/or widths; and control circuitry, based on the evaluation, to configure the PVP circuitry in accordance with the evaluation performed by the evaluation circuitry.

Abstract: Various embodiments include power management system methods including receiving, at a processor(s), a notification signal triggering the processor(s) to implement power usage mitigation at the processor(s), determining, by the processor(s), a mitigation amount of power rail power by which to mitigate current usage at a power rail based on a use case for the power rail, and implementing power usage mitigation at the processor(s) by the processor(s) sufficient to mitigate power usage at the power rail by the mitigation amount of power rail power. Power usage mitigation may include reducing processor(s) current usage: by a predefined amount; proportional to the amount a power rail current exceeds a power rail current threshold; by the amount of current exceeding a processor current threshold; or by a smallest amount between the amount a power rail current exceeds a power rail current threshold and the processor(s) current exceeds a processor current threshold.

Abstract: In one or more embodiments, a T-adapter includes an input for receiving power and data on a wire pair, a first output for transmitting the power and data to a first load, a second output for transmitting the power and data to a second load, and a controller operable to detect and authenticate the first load at the first output or the second load at the second output and enable power at the first output or the second output in response to load detection and authentication.

Abstract: An electronic device and a performance optimization method thereof are provided. The electronic device includes a battery module, a processor, and a controller. The battery module is configured to supply power to the electronic device. The processor has a power limit. The controller is configured to monitor a charging and discharging current of the battery module. In a power connection mode, the controller analyzes a status of the battery module and adjusts the power limit of the processor according to the charging and discharging current.

Abstract: Implementations of this application provide a method and an apparatus for controlling a voltage of a power supply of a data processing device and a data processing device. The method includes: determining a computing power ratio of the data processing device based on an actual computing power and a theoretical computing power of the data processing device; generating a power supply control instruction based on a result of comparison between the computing power ratio and a predetermined threshold; and controlling an output voltage of the power supply of the data processing device based on the power supply control instruction. According to the implementations of this application, the output voltage of the power supply is controlled according to the computing power ratio, and a good compromise can be obtained between the power consumption loss and the computing power of the data processing device.

Abstract: The present application provides a method and an apparatus for controlling device operation, and a terminal device and a storage medium, and relates to the technical field of device control. The method includes: acquiring an input expected operation duration of a target device; calculating to obtain a target power of the target device according to the expected operation duration and a target battery voltage of the target device; and controlling the target device to operate at the target power, wherein when the target device operates at the target power, an operable duration of the target device is greater than or equal to the expected operation duration. By means of the solutions provided by the present application, the operation of the device can be better controlled, so that the requirement of a user for service time required by continuous operation of the target device is met.

Abstract: Hierarchical Power Management (HPM) architecture considers the limits of scaling on a power management controller, the autonomy at each die, and provides a unified view of the package to a platform. At a simplest level, HPM architecture has a supervisor and one or more supervisee power management units (PMUs) that communicate via at least two different communication fabrics. Each PMU can behave as a supervisor for a number of supervisee PMUs in a particular domain. HPM addresses these needs for products that comprise a collection of dice with varying levels of power and thermal management capabilities and needs. HPM serves as a unified mechanism than can span collection of dice of varying capability and function, which together form a traditional system-on-chip (SoC). HPM provides a basis for managing power and thermals across a diverse set of dice.

Abstract: Methods, systems, and devices for tracking a reference voltage (also referred to as VREFD) after boot-up are described. For example, a host device or a memory device may determine a temperature value associated with the memory device. The host device or the memory device may select a reference voltage offset value for the memory device based on mapping the temperature value associated with the memory device to a relationship between reference voltage offset values and temperature differential values associated with the memory device. The host device or the memory device may adjust a reference voltage value associated with the memory device based on the reference voltage offset value. The host device, or the memory device, may operate the memory device in accordance with the reference voltage value based on adjusting the reference voltage value.

Abstract: A controller unit in a programmable controller includes a real-time OS implementer including a first processor to implement a real-time OS, and a general-purpose OS implementer including a second processor to implement a general-purpose OS. The real-time OS implementer further includes a receiver circuit to receive a device value indicating an instruction for changing a power supply state of the general-purpose OS including activation and deactivation of the general-purpose OS, and a power operation circuit to activate the general-purpose OS. The real-time OS implementer activates the general-purpose OS using the power operation circuit when the receiver circuit receives the device value for activating the general-purpose OS. The general-purpose OS implementer deactivates the general-purpose OS when the receiver circuit receives the device value for deactivating the general-purpose OS.

Abstract: The present invention relates to a power management and distribution device (4) for powering personal electronic devices via outlet units (6a, 6b) at passenger seats in an airplane cabin, wherein the power management and distribution device (4) comprises a first interface (12) for receiving electrical supply power (10) from a master control unit (2) connected to a primary power source (3), a second interface (14) for supplying electrical supply power (10) received at said first interface (12) to another power management and distribution device (4i), a third interface (16) for supplying electrical supply power (10) received at said first interface (12) to the personal electronic devices via the outlet units (6a, 6b), and a control unit (18) configured to control the electrical outlet power (20) drawn by the personal electronic devices via the outlet units (6a, 6b).

Abstract: A system includes a digital controller in a voltage regulator. The system also includes a passgate array including two or more passgate transistors, where the passgate array is configured to provide a load current to a load, and where the digital controller is configured to activate and deactivate each passgate transistor in the passgate array. The system also includes a feedback loop configured to provide an error signal to the digital controller, the error signal based on a difference between an output voltage of the voltage regulator and a programmed voltage for the voltage regulator. The digital controller is configured to activate or deactivate a passgate transistor based at least in part on the error signal. The digital controller is also configured to activate at least one passgate transistor and deactivate at least one passgate transistor responsive to a clock cycle.

Abstract: Systems and methods for processing, transmitting and displaying data received from an analyte sensor, such as a glucose sensor, are disclosed. In an embodiment, a method for transmitting data between a first communication device associated with an analyte sensor and a second communication device configured to provide user access to sensor-related information comprises: activating a transceiver of a first communication device associated with an analyte sensor at a first time; and establishing a two-way communication channel with the second communication device; wherein the activating comprises waking the transceiver from a low power sleep mode using a forced wakeup from the second communication device.

Abstract: An image encoding/decoding method and apparatus are disclosed. The method of decoding an image according to the present invention, comprises, generating a first prediction block of a current block, generating a second prediction block of the current block and generating a final prediction sample of the current block using a sample unit weighted sum of the first prediction block and the second prediction block, wherein a weight used for the sample unit weighted sum is determined based on a location of a current luma sample and a geometric prediction mode (GPM) boundary line for partitioning the current block.

Abstract: The present invention relates to fast start-up of powered devices (22) connected to a power sourcing equipment (10?) in a Power over Ethernet system (100). A stored voltage-current profile of an initial powering phase of a powered device (22) is provided. A voltage level provided to the powered device (22) in a subsequent initial powering phase of the powered device (22) is adjusted as long as a value corresponding to a current voltage level of a voltage-current profile of the subsequent initial powering phase deviates less than a predetermined threshold level from its corresponding value of the stored voltage-current profile of the initial powering phase of the powered device (22) and until a predetermined voltage level is reached. This can allow detecting whether a previously connected powered device (22) was replaced by another powered device (22) and to immediately start-up an unchanged powered device (22) with previously used operation parameters.

Abstract: A program update control apparatus comprises a rewriting control unit for performing control over rewriting of a program executed by a mobile object control unit for controlling at least part of a mobile object with a new program, a retrieving unit for retrieving information related to the new program and a power amount required for the rewriting from an external apparatus, and a power source information retrieving unit for retrieving a remaining capacity of a battery of the mobile object used for the rewriting, wherein the rewriting control unit starts the rewriting based on information related to a power amount required for the rewriting, the power source information retrieving unit retrieves a remaining capacity of the battery during the rewriting, and the rewriting control unit determines whether to continue the rewriting based on a remaining capacity of the battery retrieved and the power amount required for the rewriting.

Abstract: A system and apparatus comprise at least one power supply connected to a terminal bloc, an I/O system configured to receive instructions provided to the control system, a control block connected to the I/O system wherein the instructions provided to the I/O system are converted to a serial output; and a puck connected to the serial output and configured to receive power from the terminal block, to process the serial output, and to output a current.

Abstract: Multiport adapters include a power connection port, a host connection port, a peripheral device connection port, a controller, and a power supply circuit. The controller is configured to receive, through the power connection port, first power information regarding power suppliable from a power supply device to the multiport adapter, determine a maximum power value in the first power information, transmit a message requesting the power supply device to supply power of the maximum power value to the multiport adapter, determine a third power value obtained by subtracting, from the maximum power value, a first power value consumed by the multiport adapter and a second power value set to be supplied to a peripheral device, generate, based on the third power value, second power information regarding power suppliable from the multiport adapter to a host device, and transmit the second power information to the host device through the host connection port.

Abstract: An electronic apparatus includes a first component and a second component. The first component is configured to connect to a processing device containing a power storage module, and the second component is configured to connect to an extension device. In a first state, the electronic apparatus connects to the processing device and the expansion device. An external power supply provides power to the processing device through the first component, and provides power to the expansion device. In a second state, the electronic apparatus connects to the processing device and the expansion device. In response to the external power supply being cut off, power is supplied to the expansion device through the second component. The processing device is powered by its power storage module. After the electronic apparatus switches from the first state to the second state, the connection state of the expansion device and the processing device is capable of being maintained.

Abstract: A computer-implemented method for detecting n-level slopes for a voltage level in a processor, wherein n is greater than 1, includes monitoring a voltage in a processor for a voltage level corresponding to a predefined first edge, and monitoring for a voltage level corresponding to a predefined second edge within a first count limit from detection of the predefined first edge. In response to detecting the predefined second edge within the first count limit, the computer-implemented method includes monitoring for a voltage level corresponding to a predefined third edge within a second count limit from detection of the predefined second edge, and in response to detecting the predefined third edge within the second count limit, determining whether to adjust a power applied to the processor based on the monitored voltage levels.

Abstract: According to one embodiment, a transmitter device is configured to transmit to a receiver device including input and output terminals first setting data specifying input and output functions of the input and output terminals. The first setting data comprises first data common to the input and output terminals and second data inherent to each of the input and output terminals.

Abstract: Methods and systems for thermal management are disclosed. The thermal management method and systems may reduce the likelihood of a data processing system exceeding thermal limits even in cases of highly customizable and modifiable data processing system. To reduce the likelihood of the data processing system failing to meet thermal limits, the data processing system may implement a distributed thermal management system. The distributed thermal management system may include multiple components that are responsible for granular and/or global thermal management of the data processing system.

Abstract: A control device for centralized power supply of a server includes a depth detection module provided on a centralized power supply board of a cabinet, and a signal transmission circuit. The depth detection module outputs a first state signal to enable the signal transmission circuit to output a disable signal when a power clamp of a server is not completely connected to a power output end, so as to prevent a hot-swap control module from being started. The depth detection module outputs a second state signal to enable the signal transmission circuit to output an enable signal when the power clamp is completely connected to the power output end, so as to start the hot-swap control module. Thus, the hot-swap control module cannot be powered on when the power clamp of the server is not in complete contact with the power output end of the centralized power supply board.

Abstract: Techniques are provided for managing power to various devices within a suite or room, such as an operating room. In an example, an apparatus can include a first input configured to couple to a system controller of an operating room, multiple outputs configured couple to control inputs of one or more power relays, and a controller configured to control the one or more power relays via the multiple outputs in response to a power status of the system controller. The first input can be indicative of the power status of the system controller. Each power relay of the one or more power relays can be configured to selectively connect power to medical equipment of the operating room.