Information processing terminal, data selection processing method, and program

Abstract

There is provided an information processing terminal that has a plurality of data communication portions that receive data from a read/write unit by a non-contact method. The information processing terminal includes a data processing portion that selects and processes one of the data received by a first data communication portion that is one of the plurality of data communication portions and the data received by a second data communication portion that is one of the plurality of data communication portions. The information processing terminal also includes a load modulation portion that performs a load modulation with respect to a response to the read/write unit according to the data processing in the data processing portion.

1 . An information processing terminal that has a plurality of data communication portions that receive data from a read/write unit by a non-contact method, comprising:
 a data processing portion that selects and processes one of the data received by a first data communication portion that is one of the plurality of data communication portions and the data received by a second data communication portion that is one of the plurality of data communication portions; and   a load modulation portion that performs a load modulation with respect to a response to the read/write unit according to the data processing in the data processing portion.   
     
     
         2 . The information processing terminal according to  claim 1 , wherein the data processing portion includes
 a received data selection section that selects the data to be processed from the data received by the first data communication portion and the data received by the second data communication portion, and   a data processing section that processes the data that is selected by the received data selection section.   
     
     
         3 . The information processing terminal according to  claim 2 , wherein
 the load modulation portion includes at least a first load modulation section that performs the load modulation for the first data communication portion and a second load modulation section that performs the load modulation for the second data communication portion,   the data processing portion further includes a load modulation selection section that selects the first load modulation section when the data received by the first data communication portion is selected and that selects the second load modulation section when the data received by the second data communication portion is selected, and   the load modulation portion performs the load modulation using the one of the first load modulation section and the second load modulation section that was selected.   
     
     
         4 . The information processing terminal according to  claim 2 , wherein
 the load modulation portion includes at least a first load modulation section that performs the load modulation for the first data communication portion and a second load modulation section that performs the load modulation for the second data communication portion,   the data processing portion further includes a load modulation selection section that selects both the first load modulation section and the second load modulation section, regardless of the data that was selected by the received data selection section, and   the load modulation portion performs the load modulation using both the first load modulation section and the second load modulation section that were selected.   
     
     
         5 . The information processing terminal according to  claim 2 , wherein
 the received data includes at least a synchronization code and a cyclic redundancy check code, and   the received data selection section selects, from the data received by the first data communication portion and the data received by the second data communication portion, the data in which the synchronization code is detected first.   
     
     
         6 . The information processing terminal according to  claim 2 , further comprising:
 a cyclic redundancy check section,   wherein the received data includes at least a synchronization code and a cyclic redundancy check code,   the cyclic redundancy check section uses the cyclic redundancy check code to perform a cyclic redundancy check for both the data received by the first data communication portion and the data received by the second data communication portion, and   the received data selection section selects, from the data received by the first data communication portion and the data received by the second data communication portion, the data for which the cyclic redundancy check was completed first without any errors.   
     
     
         7 . The information processing terminal according to  claim 1 , further comprising:
 a transmission signal generation portion that generates a transmission signal,   wherein the first data communication portion and the second data communication portion transmit the transmission signal and receive response data in response to the transmission signal.   
     
     
         8 . The information processing terminal according to  claim 7 , wherein
 the transmission signal generation portion selectively performs at least one of selective conveying the transmission signal to one of the first data communication portion and the second data communication portion and conveying the transmission signal to both the first data communication portion and the second data communication portion.   
     
     
         9 . The information processing terminal according to  claim 1 , wherein the information processing terminal is a mobile communication device. 
     
     
         10 . The information processing terminal according to  claim 9 , wherein the first data communication portion is provided on one face and the second data communication portion is provided on another face. 
     
     
         11 - 12 . (canceled) 
     
     
         13 . A computer program that is used in an information processing terminal that has a plurality of data communication portions that receive data from a read/write unit by a non-contact method, the computer program comprising instructions that direct a computer to function as:
 a first data communication section that controls receiving of data by a first data communication portion that is one of the plurality of data communication portions;   a second data communication section that controls receiving of data by a second data communication portion that is one of the plurality of data communication portions;   a data processing section that selects and processes one of the data received by the first data communication portion and the data received by the second data communication portion; and   a load modulation section that performs a load modulation with respect to a response to the read/write unit according to the data processing in the data processing section.