Mobile terminal circuit including an RFID tag and wireless identification method using the same
First Claim
1. A mobile terminal circuit for transmitting radio frequency identification (RFID) data to an RFID reader, comprising:
- an antenna for communicating with the RFID reader;
a memory portion for storing the RFID data together with mobile terminal protocol data;
a codec for encoding the RFID data into RFID codec data;
a modulator connected to the codec, for modulating the RFID codec data into RFID modulation data;
a processor connected to the memory portion, for extracting RFID data stored in the memory portion and delivering the extracted RFID data to the codec;
a detector connected to the antenna and the processor, for informing the processor of an approach of the RFID reader;
a first clock generator connected to the processor and the memory portion, for providing operation timing to the processor and the memory portion; and
a second clock generator connected to the first clock generator, the codec, and the modulator, for providing operation timing to the codec and the modulator.
1 Assignment
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Accused Products
Abstract
A mobile terminal circuit for transmitting radio frequency identification (RFID) data to an RFID reader. The mobile terminal circuit comprises an antenna for communication with the RFID reader; a memory portion for storing RFID data together with mobile terminal protocol data; a codec for encoding the RFID data into RFID codec data; a modulator connected to the codec, for modulating the RFID codec data into RFID modulation data; a processor connected to the memory portion, for extracting RFID data stored in the memory portion and delivering the extracted RFID data to the codec; a detector connected to the antenna and the processor, for informing the processor of approach of the RFID reader; a first clock generator connected to the processor and the memory portion, for providing operation timing to the processor and the memory portion; and a second clock generator connected to the first clock generator, the codec and the modulator, for providing operation timing to the codec and the modulator.
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Citations
12 Claims
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1. A mobile terminal circuit for transmitting radio frequency identification (RFID) data to an RFID reader, comprising:
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an antenna for communicating with the RFID reader; a memory portion for storing the RFID data together with mobile terminal protocol data; a codec for encoding the RFID data into RFID codec data; a modulator connected to the codec, for modulating the RFID codec data into RFID modulation data; a processor connected to the memory portion, for extracting RFID data stored in the memory portion and delivering the extracted RFID data to the codec; a detector connected to the antenna and the processor, for informing the processor of an approach of the RFID reader; a first clock generator connected to the processor and the memory portion, for providing operation timing to the processor and the memory portion; and a second clock generator connected to the first clock generator, the codec, and the modulator, for providing operation timing to the codec and the modulator. - View Dependent Claims (2, 3, 4, 5)
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6. A mobile terminal circuit for transmitting radio frequency identification (RFID) data to an RFID reader, comprising:
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an antenna for communicating with the RFID reader; a first clock generator for providing a first operation timing to each electric element of the mobile terminal circuit; an RFID module including an RFID memory for storing the RFID data;
a codec for encoding the RFID data into RFID codec data;
a modulator connected to the codec, for modulating the RFID codec data into RFID modulation data; and
a second clock generator connected to the first clock generator, the codec, and the modulator, for providing a second operation timing to the codec and the modulator;a power block for providing operation power to electric elements of the mobile terminal circuit; a processor connected to the power block, the first clock generator, and the RFID module, for enabling an operation of the power block; and a detector connected to the antenna and the processor, for informing the processor of an approach of the RFID reader; wherein the processor commands the power block to provide electric power to the RFID module, and the RFID module generates the RFID modulation data using the RFID memory, the codec, and the modulator.
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7. A mobile terminal circuit for transmitting radio frequency identification (RFID) data to an RFID reader, comprising:
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an antenna for communicating with the RFID reader; a first clock generator for providing a first operation timing to each electric element of the mobile terminal circuit; a memory portion for storing the RFID data together with mobile terminal protocol data; an RFID module including a codec for encoding the RFID data into RFID codec data;
a modulator connected to the codec, for modulating the RFID codec data into RFID modulation data; and
a second clock generator connected to the first clock generator, the codec, and the modulator, for providing a second operation timing to the codec and the modulator;a power block for providing operation power to the electric elements of the mobile terminal circuit; a processor connected to the power block, the first clock generator, the memory portion, and the RFID module, for enabling an operation of the power block, extracting the RFID data, and delivering the extracted RFID data to the RFID module; and a detector connected to the antenna and the processor, for informing the processor of an approach of the RFID reader; wherein the processor commands the power block to provide electric power to the RFID module, and the RFID module generates RFID modulation data by encoding and modulating the received RFID data. - View Dependent Claims (8, 9, 10)
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11. A mobile terminal circuit for transmitting radio frequency identification (RFID) data to an RFID reader, comprising:
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an antenna for communicating with the RFID reader; a memory portion for storing the RFID data together with mobile terminal protocol data; an RFID module for performing an RFID function and including a second clock generator for providing RFID operation timing using a system clock output from a first clock generator; a processor connected to the memory portion and the RFID module, for extracting the RFID data stored in the memory portion and delivering the extracted RFID data to the RFID module; and a detector connected to the antenna and the processor, for informing the processor of an approach of the RFID reader; wherein the first clock generator is connected to the processor and the memory portion, and provides operation timing to the processor and the memory portion. - View Dependent Claims (12)
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Specification