DEVICE FOR PARAMETRIC CONTROL OF MULTI-LAYER ELECTRONIC BOARDS Russian patent published in 2005 - IPC

FIELD: control and measuring equipment.

SUBSTANCE: device has N measurement-commutation modules, 2N probe heads, 2N blocks for coordinate multi-axis movement, 2N movement control blocks, video-image input block, micro-PC, interface, adapter, interface with galvanic system, controlled multi-layer electronic board, held in fixed frame, while each pf 2N probe heads consists of first and second spring-loaded contacts, and also video camera, each measurement-commutation module has first, second, third and fourth connection assemblies, made on 2N-channel analog multiplexers, voltage meter, stabilized current source, first, second and third analog multiplexers, operation amplifier, performing function of voltage generator, equal to zero, first and second standard resistor, testing voltage source, support voltage source, first and second analog keys, comparator, block for input-output of digital signals.

EFFECT: broader functional capabilities, higher reliability, higher trustworthiness.

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