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Automated test system having multiple stages

  • US 10,725,091 B2
  • Filed: 08/28/2017
  • Issued: 07/28/2020
  • Est. Priority Date: 08/28/2017
  • Status: Active Grant
First Claim
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1. A test system comprising:

  • a first stage to move a first device that has been tested to a first tray; and

    to move a second device to be tested from a second tray;

    a second stage to receive the first device and the second device, the second stage to move the first device from a first test socket to the first stage, and to move the second device from the first stage to either the first test socket or a second test socket;

    a third stage to move the first device in the first test socket to the second stage, and to move the second device in the first test socket or the second test socket into a test slot in a test rack, the first test socket or the second test socket being part of a test carrier, and the third stage comprising an air-controlled arm that is movable in one dimension to push the test carrier into the test slot;

    wherein the second stage comprises cameras to align the second device to the first test socket or the second test socket prior to moving the second device into the first test socket or the second test socket;

    wherein the cameras comprise one or more first cameras above the first test socket or the second test socket and one or more second cameras below the first test socket or the second test socket, the one or more first cameras for capturing at least a first image and the one or more second cameras for capturing at least a second image; and

    one or more processing devices to use the first image and the second image to control a first robot or a second robot to move the second device to either the first test socket or the second test socket.

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