Patent ID: 7974104

Claim:
A connection configuration directed to connect printed wiring boards, comprising: a first printed wiring board including; a first insulating base material, a first wiring, including a plurality of first connection terminal portions and a plurality of second connection terminal portions, formed on a surface of the first insulating base material, the first wiring forming a predetermined circuit pattern, the first connection terminal portions each having a first width, the second connection terminal portions each having a second width that is smaller than the first width, and a first cover layer that covers at least a portion of the first wiring and exposes the first and the second connection terminal portions; and a second printed wiring board including; a second insulating base material, a second wiring, including a plurality of third connection terminal portions and a plurality of fourth connection terminal portions, formed on a surface of the second insulating base material, the second wiring forming a predetermined circuit pattern, the third connection terminal portions each having a third width and being formed so as to oppose the second connection terminal portions, the fourth connection terminal portions each having a fourth width that is smaller than the third width and being formed so as to oppose the first connection terminal portions, and a second cover layer that covers at least a portion of the second wiring and exposes the third and the fourth connection terminal portions; wherein each of the first connection terminal portions is connected to each of the fourth connection terminal portions, respectively, wherein each of the second connection terminal portions is connected to each of the third connection terminal portions, respectively, wherein the first width is substantially equal to the third width and the second width is substantially equal to the fourth width, and wherein the first connection terminal portions are formed alternately with the second connection terminal portions.