thanks Peter, you are right, I means the dual interface card. I'm looking for one dual interface card can support the mix mode and the card os shall be javacard.
--- Peter Tomlinson <[EMAIL PROTECTED]>写道: > Xiao, > > There is a terminology problem here, because in the > UK we use 'combi' to > mean a card containing two chips: one with a contact > interface, the > other contactless. A card with one chip that has > both interfaces is a > dual interface card, and I am assuming that that is > what you mean. The > main supplier of dual interface chips for us here is > NXP (the new name > for Philips Semiconductors), the current production > is of the SmartMX > family, and the main OS used on them is the IBM JCop > (from IBM Zurich, > Switzerland). JCop cards operate as microprocessor > cards on both > interfaces. Some versions (e.g. JCop 31 and 41) also > have MIFARE secure > memory support (during startup on the contactless > interface, the > terminal can decide which mode to select: Mifare or > 7816-4 > microprocessor). But I don't know if you can > simultaneously operate both > interfaces - I doubt it. > > Two chip cards are being made by some card > manufacturers. The ones that > I have heard of have a contact interface > microprocessor chip and a > contactless Mifare secure memory chip. These of > course could operate on > both interfaces at the same time, but you would have > to be careful to > ensure that the contact reader's coupler and the > contactless reader > aerial coil did not interfere with each other. You > could of course have > a special product made, with a small contactless > coil at the opposite > end from the contact area (ISO/IEC 14443 permits a > small contactless > coil, such as is used in a watch, but not all > readers work well with that.) > > Peter > > Bristol, UK > > -------- Original Message -------- > Subject: [Muscle] combi card support mix mode > Date: Wed, 18 Oct 2006 10:50:48 +0800 (CST) > From: Xiao Guo Li <[EMAIL PROTECTED]> > Reply-To: MUSCLE <[email protected]> > To: MUSCLE <[email protected]> > > Dear all: > > Currently there are many card providers have combi > card productions, as I know, the combi card can > worked > either contact mode or contactless mode. Does anyone > know which product can support the mix mode, it > means, > the combi card can work at contact and contactless > mode at the same time. > > > > > ___________________________________________________________ > 雅虎免费邮箱-3.5G容量，20M附件 > http://cn.mail.yahoo.com/ > _______________________________________________ > Muscle mailing list > [email protected] > http://lists.drizzle.com/mailman/listinfo/muscle > > > > > > ___________________________________________________________ 抢注雅虎免费邮箱-3.5G容量，20M附件！ http://cn.mail.yahoo.com _______________________________________________ Muscle mailing list [email protected] http://lists.drizzle.com/mailman/listinfo/muscle
