US 11,719,741 B2
Burn-in board and burn-in apparatus
Hiroaki Takeuchi, Tokyo (JP); Koji Hirashima, Tokyo (JP); Kenji Nishi, Tokyo (JP); Chen-Pi Chang, Tokyo (JP); and Wen Yung Wu, Tokyo (JP)
Assigned to ADVANTEST Corporation, Tokyo (JP)
Filed by ADVANTEST Corporation, Tokyo (JP)
Filed on Mar. 25, 2022, as Appl. No. 17/703,992.
Claims priority of application No. 2021-070504 (JP), filed on Apr. 19, 2021.
Prior Publication US 2022/0334173 A1, Oct. 20, 2022
Int. Cl. G01R 31/10 (2006.01); G01R 31/28 (2006.01)
CPC G01R 31/2863 (2013.01) [G01R 31/2862 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A burn-in board comprising:
a board;
sockets mounted on the board;
a connector mounted on the board; and
wiring systems disposed in the board and connecting the sockets and the connector, wherein
the wiring systems comprise:
a first wiring system that transmits a first signal; and
a second wiring system that transmits a second signal different from the first signal, and
the first connection form has a portion in which a wiring branches between the connector and one of the sockets and is connected to another of the sockets,
the second connection form does not have a portion in which a wiring branches between the connector and the one of the sockets,
the sockets include first to third sockets,
the first wiring system comprises:
a first main line connected to the connector;
a first sub line connected to the first main line at a branch point and to the first socket; and
a second sub line connected to the first main line at the branch point and to the third socket, and
the second wiring system comprises:
a second main line connected to the connector and to the first socket; and
a third connection line connecting the first socket and the second socket.