A smart card comprising: a memory for storing information;at least one transmitting or receiving antenna; anda low frequency circuit, for handling information associated with said antenna and said memory, which information is modulated at a modulation frequency of between 5 kHz and 100 kHz. Preferab
A smart card comprising: a memory for storing information;at least one transmitting or receiving antenna; anda low frequency circuit, for handling information associated with said antenna and said memory, which information is modulated at a modulation frequency of between 5 kHz and 100 kHz. Preferably the antenna is an acoustic antenna.
대표청구항▼
1. A method of interfacing a smart card and an electronic device, said method comprising: providing a smart card having: (a) a magnetic memory strip;(b) an acoustic transduction element;(c) an acoustic antenna configured to transmit an acoustic signal generated by the acoustic transduction element;
1. A method of interfacing a smart card and an electronic device, said method comprising: providing a smart card having: (a) a magnetic memory strip;(b) an acoustic transduction element;(c) an acoustic antenna configured to transmit an acoustic signal generated by the acoustic transduction element; and(d) a processor configured to use information stored on the magnetic memory strip and control the acoustic transduction element to generate the acoustic signal;providing the electronic device having at least one of a microphone and a speaker configured to be used as an input device;converting, by the processor, data stored on the magnetic memory strip to the acoustic signal;transmitting the acoustic signal via the acoustic antenna to the electronic device via a microphone input at the electronic device;transmitting a signal by the electronic device to a remote server;transmitting programming data by the remote server to the electronic device; andtransmitting the acoustic signal including the programming data from the electronic device to a second device. 2. The method according to claim 1 further comprising, before said converting, swiping the smart card at the input device. 3. The method according to claim 1, wherein said acoustic signal includes encoded data, said method further comprising: transmitting a signal containing the encoded data by the electronic device to a remote server; andat least one of authenticating a user of the smart card and authorizing use of the smart card by the remote server. 4. The method according to claim 1, wherein said acoustic signal includes first encoded data, said method further comprising: transmitting a signal containing the first encoded data by the electronic device to a remote server; andtransmitting second encoded data to the electronic device by the remote server; anddownloading the second encoded data to the smart card. 5. The method according to claim 1, wherein said transmitting is performed using one of a microphone line and the microphone as one of a sonic, ultrasonic, and non-acoustic antenna. 6. A method of interfacing a smart card and an electronic device, said method comprising: providing a smart card, wherein the smart card includes: (a) data readable by a magnetic-field sensitive sensor, (b) a magnetic field generating unit, and (c) an antenna configured to transmit data from the magnetic field generating unit to an electronic device;selecting data from the smart card to be made available to be read; andtransmitting magnetic signals read to the electronic device by the magnetic reader via the antenna. 7. The method according to claim 6, wherein the magnetic reader is provided on the smart card. 8. A method of interfacing a smart card and an electronic device, said method comprising: providing the smart card, wherein the smart card (a) includes data readable by a magnetic reader, (b) is one of an RF and a magnetic field generating unit configured to transmit data to the electronic device via one of a read/write head and a cable, and (c) is coupled by the cable to the electronic device, the smart card including an antenna for transmitting data to the cable;selecting by a user specific data from the smart card to be made available to be read;transmitting magnetic signals read to the electronic device by the magnetic reader. 9. The method according to claim 8, wherein the antenna is configured to transmit data by any of: surrounding the cable, piercing the cable, being placed in proximity to the cable, and being placed inside a device casing of the cable, thereby allowing for transmitting data from the smart card to the electronic device. 10. The method according to claim 8, wherein the specific data is transmitted directly from the smart card to a second smart card. 11. The method according to claim 8, wherein the specific data is transmitted from the smart card to a second smart card via a mediating computer. 12. A method of interfacing a smart card and an electronic device, said method comprising: providing the smart card, wherein the smart card includes data readable by a magnetic reader;selecting by a user specific data from the smart card to be made available to be read;transmitting magnetic signals read to the electronic device by the magnetic reader;interfacing at least a second smart card with the electronic device, said method including assigning to the smart card one or more accessing slots corresponding to one of: time division coding slots, and frequency division coding slots, to avoid collisions to the smart card.
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