Patent ID: 11899042
Assignee: TERADYNE, INC.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 22:
23. A test system comprising:
test sites comprising test sockets for testing devices under test (DUTs);
Dickers for picking DUTs from the test sockets or placing the DUTs into the test sockets, each picker comprising a picker head for holding a DUT; and
a gantry on which the pickers are mounted, the gantry being configured to move the pickers relative to the test sites to position the pickers for picking the DUTs from the test sockets or placing the DUTs into the test sockets;
wherein the test sockets are arranged in at least one array that is accessible to the pickers on the gantry;
wherein the gantry is a main gantry; and
wherein the test system further comprises:
a LASER cleaning assembly; and
an auxiliary gantry built onto a same bearing system as the main gantry, the LASER cleaning assembly being connected to the auxiliary gantry, the auxiliary gantry being configured to move the LASER cleaning assembly relative to the test sockets in order to clean the test sockets using LASER light.