Patent ID: 8431827
Filing Date: 2013-04-30
Classification: H05K,Y10T

Abstract:
1. A circuit module obtained by dividing a mother substrate including a plurality of circuit modules provided thereon, the circuit module comprising: a module substrate; electrodes provided on a first main surface of the module substrate; and a resist layer provided on the first main surface of the module substrate; wherein the first main surface of the module substrate includes a direction identification area indicating a direction of the module substrate using partial formation/non-formation of the electrodes or partial formation/non-formation of the resist layer; signal input/output terminals are provided in peripheral portions of the module substrate; inner ground terminals are arranged inside an area surrounded by the signal input/output terminals in a matrix of rows and columns; the direction identification area is at least one portion of the area in which the inner ground terminals are arranged; and a first identification code including information about a position on the mother substrate of the module substrate is provided in the direction identification area.