A semiconductor chip assembly includes a semiconductor chip attached to a support circuit. The support circuit includes an insulative base, a conductive trace and a through-hole between its top and bottom surfaces. The through-hole includes a top sidewall portion adjacent to the top surface and a bottom...http://www.google.ca/patents/US6562657?utm_source=gb-gplus-sharePatent US6562657 - Semiconductor chip assembly with simultaneously electrolessly plated contact terminal and connection joint
