Non-contact ID card and the like and method for manufacturing same
US7275696B2 · kind B2 · utility
7Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2003 |
| Grant date | Oct 2, 2007 |
| Priority date | — |
| Expiry date | Mar 17, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/15165
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A low-cost non-contact ID card having practical electrical properties and the like is disclosed. The non-contact ID card comprises an antenna circuit board wherein an antenna is formed on a substrate and an interposer board wherein an enlarged electrode is formed on a substrate that is mounted with an IC chip. The enlarged electrode is connected to an electrode of the IC chip. The antenna circuit board and the interposer board are joined in such a manner that an electrode of the antenna is in direct contact with the enlarged electrode which is a resin electrode made of a conductive resin containing a thermoplastic resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.