Patent classifications
G01R31/31926
Automated test equipment for combined signals
An automated test equipment for testing devices under test is configured to combine different output signals from multiple pins of a single device under test or from pins of a plurality of devices under test to obtain a combined signal; and to extract individual signals or properties of the individual signals from the combined signal.
Measurement system and measurement method
A measurement system is described. The measurement system includes a test-and-measurement (T&A) circuit and an error analysis circuit. The T&A circuit is configured to generate measurement data. The measurement data includes at least one of analysis data and configuration data. The analysis data is associated with an analysis of at least one input signal. The configuration data is associated with at least one of a physical measurement setup of the measurement system and measurement settings of the measurement system. The T&A circuit further is configured to generate a graphic representation of the measurement data. The error analysis circuit is configured to identify errors or anomalies associated with the measurement data based on the graphic representation. Further, a measurement method is described.
Detection system and detection method
The present disclosure relates to a detection system including a control circuit, a power line network bridge circuit, a fixture device and a detection device. The control circuit is configured to generate a plurality of detection signals. The power line network bridge circuit receives detection signals through a power line. The fixture device is electrically connected to the power line through the power line network bridge, and is configured to receive the detection signals. The fixture device is configured to transmit the detection signals to a device under test, so that the device under test displays a plurality of media. The detection device is configured to capture the media and transmit the media to the control circuit. The control circuit is further configured to determine whether the media match with detection parameters.
Method, apparatus and storage medium for testing chip, and chip thereof
A method and an apparatus for testing a chip, as well as a storage medium, and a chip thereof are provided. The chip includes an operation module. The method includes receiving, via a first pin of the chip, a test control signal indicating a test type of the operation module; performing a first test for the operation module using a first test vector based on the test type; or performing a second test for the operation module using a second test vector, where the first test is a test for the memory included in the operation module and the second test is a test for the functional logic in included in the operation module.
Built-in Self-Test for Die-to-Die Physical Interfaces
A system includes a first integrated circuit including a first interface circuit with a first transmit pin and a first receive pin, and a first test circuit. The system also includes a second integrated circuit including a second interface circuit with a second receive pin coupled to the first transmit pin, and a second transmit pin coupled to the first receive pin. The second integrated circuit further includes a second test circuit configured to route signals from the second receive pin to the second transmit pin, such that the sent test signal is received by the second receive pin, bypasses the second test circuit, and is routed to the second transmit pin. The first test circuit is further configured to receive the routed test signal on the first receive pin via the second conductive path.
Signal path monitor
A method for testing a signal path in a sensor, the signal path including a filter circuit and a comparator circuit, the method including: closing a first signal line that is arranged to bypass a first capacitor in the filter circuit; injecting a test signal into the signal path after the first signal line is closed; and detecting whether a signal that is output by the comparator circuit in response to the test signal satisfies a predetermined condition.
TELEPHONE CONNECTOR TO AUDIO CONNECTOR MAPPING AND LEVELING DEVICE
A system and methods for adaptive bi-direction audio wiring, in which a circuit may be attached via a headset port using RJ9 pin configurations in a phone handset, and dynamically test many different phone handset configurations for optimal audio pathing and processing for speaker and microphone audio generation with minimal noise, static, or power fluctuation.
Automated test equipment for testing one or more devices under test, method for automated testing of one or more devices under test, and computer program using a buffer memory
An automated test equipment for testing one or more devices under test comprising a plurality of port processing units, comprising at least a respective buffer memory, and a respective high-speed-input-output, HSIO, interface for connecting with at least one of the devices under test. The port processing units are configured to receive data, store the received data in the respective buffer memory, and provide the data stored in the respective buffer memory to one or more of the connected devices under test via the respective HSIO interface for testing the one or more connected devices under test. A method and computer program for automated testing of one or more devices under test are also described.
Device, method and system of error detection and correction in multiple devices
A method tests at least three devices, each device including a test chain having a plurality of positions storing test data. The testing includes comparing test data in a last position of the test chain of each of the devices, and shifting test data in the test chains of each of the devices and storing a result of the comparison in a first position of the test chains of each of the devices. The comparing and the shifting and storing are repeated until all the stored test data has been compared. The at least three devices may have a same functionality and a same structure.
Automated test equipment using an on-chip-system test controller
An automated test equipment for testing a device under test comprises an on-chip-system-test controller. The on-chip system test controller comprises at least one debug interface or control interface configured to communicate with the device under test. The on-chip-system-test controller optionally comprises at least one high bandwidth interface configured to communicate with the device under test. The on-chip-system-test controller is configured to control a test of a device-under-test which is a system-on-a chip.