DIAGNOSTIC PROBE ASSEMBLY FOR PRINTHEAD INTEGRATED CIRCUITRY
First Claim
1. A diagnostic probe assembly for a tester which is used to diagnose printhead integrated circuits, the probe assembly comprising:
- a support assemblya controller board mounted on the support assembly and having a processor configured to generate signals for testing a printhead integrated circuit;
a routing board mounted on the support assembly and in operative signal communication with the controller board, the routing board configured to multiplex the generated signals for respective dies of the printhead integrated circuits; and
a probe interface mounted on the support assembly and in operative signal communication with the routing board, the probe interface configured for relaying the multiplexed test signals to and from the respective dies.
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Accused Products
Abstract
The invention provides for a diagnostic probe assembly for a tester which is used to diagnose printhead integrated circuits. The probe assembly includes a support assembly and a controller board mounted on the support assembly and having a processor configured to generate test signals for testing a printhead integrated circuit. A routing board is in operative signal communication with the controller board and is configured to multiplex the generated test signals for respective dies of the printhead integrated circuits. The probe assembly also includes a probe interface in signal communication with the routing board and configured for relaying the multiplexed test signals to and from the respective dies.
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Citations
7 Claims
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1. A diagnostic probe assembly for a tester which is used to diagnose printhead integrated circuits, the probe assembly comprising:
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a support assembly a controller board mounted on the support assembly and having a processor configured to generate signals for testing a printhead integrated circuit; a routing board mounted on the support assembly and in operative signal communication with the controller board, the routing board configured to multiplex the generated signals for respective dies of the printhead integrated circuits; and a probe interface mounted on the support assembly and in operative signal communication with the routing board, the probe interface configured for relaying the multiplexed test signals to and from the respective dies. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification