Method and apparatus for sharing portable terminal in CDMA system and mobile RFID system
First Claim
1. A portable terminal, comprising:
- a Code Division Multiple Access (CDMA) mobile station system for performing CDMA communication;
a mobile Radio Frequency Identification (RFID) system for performing a passive RFID reader function;
a switching means for switching an antenna to any one between the CDMA mobile station system or the mobile RFID system; and
a control means for controlling the switching means to connect the antenna to the CDMA mobile station system when the portable terminal transmits/receives a signal to/from the base station, or connect the antenna to the mobile RFID system when the portable terminal transmits/receives a signal to/from an RFID tag.
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Accused Products
Abstract
Provided are a method and apparatus for sharing a portable terminal in a Code Division Multiple Access (CDMA) and a mobile Radio Frequency Identification (RFID) system. The portable terminal includes: a CDMA mobile station system for performing CDMA communication; a mobile RFID system for performing a passive RFID reader function; a switching unit for switching an antenna to any one between the CDMA mobile station system and the mobile RFID system; and a control unit for controlling the switching unit to connect the antenna to the CDMA mobile station system when the portable terminal transmits/receives a signal to/from the base station, or connect the antenna to the mobile RFID system when the portable terminal transmits/receives a signal to/from an RFID tag.
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Citations
7 Claims
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1. A portable terminal, comprising:
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a Code Division Multiple Access (CDMA) mobile station system for performing CDMA communication;
a mobile Radio Frequency Identification (RFID) system for performing a passive RFID reader function;
a switching means for switching an antenna to any one between the CDMA mobile station system or the mobile RFID system; and
a control means for controlling the switching means to connect the antenna to the CDMA mobile station system when the portable terminal transmits/receives a signal to/from the base station, or connect the antenna to the mobile RFID system when the portable terminal transmits/receives a signal to/from an RFID tag. - View Dependent Claims (2, 3)
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4. A method for sharing a portable terminal in a Code Division Multiple Access (CDMA) mobile station system and a mobile Radio Frequency Identification (RFID) reader system, comprising the steps of:
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a) when an operation of the mobile RFID reader system is requested, checking whether the CDMA mobile station system is in a sleep mode;
b) when the CDMA mobile station system is in the sleep mode, supplying power to the mobile RFID reader system, operating the mobile RFID reader system and receiving tag information; and
c) when the tag information is received, cutting off supplying power to the mobile RFID reader system and performing related operation based on tag information. - View Dependent Claims (5)
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6. A method for sharing a portable terminal in a Code Division Multiple Access (CDMA) mobile station system and a mobile Radio Frequency Identification (RFID) reader system, comprising the step of:
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a) controlling a switching means to connect an antenna to the mobile RFID system when the portable terminal transmits/receives signals with an RFID tag, and connect the antenna to the CDMA mobile station system in a section that the portable terminal communicates with the base station, wherein one antenna is shared according to a time-division method. - View Dependent Claims (7)
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Specification