Application-specific hardware pipeline implemented in an integrated circuit
Granted: December 6, 2022
Patent Number:
11520570
Controlling execution of application-specific hardware pipelines includes detecting, using computer hardware, a loop construct contained in a function within a design specified in a high-level programming language, extracting, using the computer hardware, the loop construct from the function into a newly generated function of the design, and generating, using the computer hardware, a state transition graph corresponding to the loop construct. The state transition graph can be pruned by…
Embedded shield for protection of memory cells
Granted: November 22, 2022
Patent Number:
11508667
Some examples described herein provide for a shield in an integrated circuit (IC) structure for memory protection. In an example, an IC structure includes a semiconductor material, an interconnect structure, and a shield. The semiconductor material has a protected region. Devices are disposed in a first side of the semiconductor material in the protected region. The interconnect structure is disposed on the first side of the semiconductor material. The interconnect structure…
Changing accelerator card images without host system reboot
Granted: November 22, 2022
Patent Number:
11507394
Changing accelerator card images without rebooting a host system includes receiving, within an integrated circuit (IC) of an accelerator card, an address of a platform image stored in a non-volatile memory of the accelerator card. The address is received over a communication link between the host system and the accelerator card while the communication link is connected. Changing accelerator card images includes detecting, within a register of the IC, that a warm boot enable flag is set…
Network interface device and method
Granted: November 15, 2022
Patent Number:
11502845
A network interface device comprises an integrated circuit device comprises at least one processor. A network interface device comprises a memory. The integrated device is configured to execute a function with respect to at least a part of stored data in said memory.
Tiling control circuit for downloading and processing an input tile based on source and destination buffer availability
Granted: November 15, 2022
Patent Number:
11501142
A download dispatch circuit initiates download of an input tile of an input feature map in response to a source buffer of two or more source buffers being available for the input tile, and indicates that the input tile is available in response to completion of the download. An operation dispatch circuit initiates a neural network operation on the input tile in response to the input tile being available and a first destination buffer of two or more destination buffers being available for…
Testing memory elements using an internal testing interface
Granted: November 15, 2022
Patent Number:
11500017
A semiconductor device comprises a plurality of memory elements, test control circuitry, and a testing interface. The test control circuitry is configure to determine that one or more clock signals associated with the memory elements have been stopped and generate a scan clock signal based on the determination that the one or more clock signals have been stopped. The test control circuitry is further configured to communicate the scan clock signal to the memory elements. The testing…
Packet-based and time-multiplexed network-on-chip
Granted: November 8, 2022
Patent Number:
11496418
An integrated circuit can include a Network-on-Chip (NoC) having a router network with first and second shared physical channels. The NoC includes one or more master bridge circuits (MBCs) coupled to the router network, where each MBC provides a packet-based interface to a master client circuit coupled thereto for initiating transactions over the router network. Each MBC sends and receives data for the transactions over the router network as flits of packets according to a schedule. The…
Cross-coupling of switched-capacitor output common-mode feedback capacitors in dynamic residue amplifiers
Granted: November 1, 2022
Patent Number:
11489503
Cross-coupling of switched-capacitor output common-mode feedback capacitors in dynamic residue amplifiers is provided via a cross-coupled amplifier, comprising: a current source connected to a first node; a feedback capacitor connected to the first node and a second node; a feedback resistor connected between the second node and ground; an amplifier having an input connected to the second node; a gain transistor having: a drain connected to the first node; a source connected to ground;…
System and apparatus for providing network security
Granted: November 1, 2022
Patent Number:
11489876
A rule engine receives data flows. The data flows are between a network and an application. The rule engine determines data flow information and in dependence on the information performs an action with respect to said flow. A controller provides control information to the rule engine to define one or more actions. The communications between said rule engine and said controller are secure.
Integrated circuit including a continuous time linear equalizer (CTLE) circuit and method of operation
Granted: November 1, 2022
Patent Number:
11489705
Some examples described herein provide for an integrated circuit including a continuous time linear equalizer (CTLE) circuit and a method of operating the integrated circuit. In an example, an integrated circuit includes a transconductance amplifier stage and a transimpedance amplifier stage. The transconductance amplifier stage has a first input node and a first output node. The transconductance amplifier stage includes a first complementary device inverter. The transimpedance amplifier…
Stacked silicon package assembly having vertical thermal management
Granted: November 1, 2022
Patent Number:
11488936
A chip package assembly and method for fabricating the same are provided which utilize a plurality of electrically floating extra-die heat transfer posts for improved thermal management. In one example, a chip package assembly is provided that includes a substrate, a first integrated circuit (IC) die, and a first plurality of electrically floating extra-die conductive posts. The substrate has a first surface and an opposing second surface. The first integrated circuit (IC) die has a…
Thermal enablement of dies with impurity gettering
Granted: November 1, 2022
Patent Number:
11488887
In one example, a method includes providing a first side of a semiconductor substrate with a plurality of transistors, etching a second side of the substrate, opposite the first side, with a pattern of trenches, the trenches having a pre-defined depth and width, and providing the etched semiconductor substrate in a package. In one example, the predefined depth and width of the trenches is such so as to increase the surface area of the second side of the substrate by at least 20 percent.…
Debugging for integrated scripting applications
Granted: November 1, 2022
Patent Number:
11487643
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for implementing a debugger for integrated scripting applications. One of the methods includes generating a modified script from an original script, the modified script being written in a scripting language and having a respective breakpoint inquiry command for a plurality of original commands from the original script, wherein each breakpoint inquiry command calls a breakpoint inquiry function…
Dynamic load balancing and configuration management for heterogeneous compute accelerators in a data center
Granted: November 1, 2022
Patent Number:
11487585
An example method of managing a plurality of hardware accelerators in a computing system includes executing workload management software in the computing system configured to allocate a plurality of jobs in a job queue among a pool of resources in the computer system; monitoring the job queue to determine required hardware functionalities for the plurality of jobs; provisioning at least one hardware accelerator of the plurality of hardware accelerators to provide the required hardware…
Wearout card use count
Granted: November 1, 2022
Patent Number:
11486926
Examples described herein provide a wearout card and a method for using the wearout card. The wearout card generally includes a first set of connectors configured to connect the testing apparatus to a testing controller, and a second set of connectors configured to connect the testing apparatus to a device under test (DUT). The wearout card can also include a memory configured to store identifying information of the testing apparatus and a use counter indicating a number of times…
Reconfigurable and scalable nonlinear filter for digital pre-distorters
Granted: October 25, 2022
Patent Number:
11483018
Examples described herein provide a radio frequency circuit. The radio frequency circuit includes a controller; a parameter estimator circuit; a capture circuit; and a pre-distorter circuit. The pre-distorter generally includes one or more nonlinear filter circuits and configurable hardware circuitry. Each of the one or more the nonlinear filter circuits includes: adder(s); multiplier(s); and memories coupled to at least one of the adder(s) and the multiplier(s); where the configurable…
Mitigating the effects of kickback noise on a comparator
Granted: October 25, 2022
Patent Number:
11482993
Embodiments herein describe placing a filter network at one of the inputs of the comparator to avoid injecting unequal amounts of kickback noise into the inputs of the comparator. In one embodiment, the filter network matches the impedance seen at the inputs of the comparator. As a result, the amount of kickback noise is essentially equal at the inputs even though the input signals may be at different frequencies. Thus, the kickback noise is essentially cancelled out so that this noise…
Strobe tree circuit for capturing data using a memory-sourced strobe
Granted: October 25, 2022
Patent Number:
11482273
Examples herein relate to devices that include a strobe tree circuit for capturing data using a memory-sourced strobe. In an example, a device includes a data capture path including first and second flip-flops, and a strobe tree including a comparator and first and second multiplexers. The comparator is configured to output complementary signals on first and second output nodes. First and second selection input nodes of the first multiplexer are connected to the first and second output…
Anti-spoofing of neural networks
Granted: October 25, 2022
Patent Number:
11481615
Anti-spoofing of a deep learning neural network may include receiving, by an artificial neural network implemented in hardware, an image and multi-dimensional spatial frequency data for the image. The artificial neural network is trained using training images and multi-dimensional spatial frequency data for the training images. Using the artificial neural network, a classification for an object in an image is determined based on the image and the multi-dimensional spatial frequency data…
Parallelizing simulation and hardware co-simulation of circuit designs through partitioning
Granted: October 18, 2022
Patent Number:
11475199
Simulating a circuit design using a data processing system includes partitioning the circuit design into a top-level design and a sub-design along a boundary defined by one or more stream channels coupling a component of the top-level design with the sub-design. The sub-design is extracted from the circuit design and replaced with a stub having a client socket. A wrapper having a server socket is added to the sub-design. The top-level design and the sub-design are compiled into…
