Reader Control System

• US 20080290993A1
• Filed: 04/25/2006
• Published: 11/27/2008
• Est. Priority Date: 04/25/2005
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Kim, Jin Tae, Min, Sang Cheol, Kim, Yong Sam, Park, Jae Joon, Lee, Dong Hyun, Kim, Hee Seung, Ryoo, Seung Hyup
• Granted Patent: US 8,665,066 B2
• Time in Patent Office: Days
• US Class Current: 340/10.1
• CPC Class Codes: G06K 7/0008 General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
• CPC Class Codes: G06K 7/10297 arrangements for handling protocols designed for non-contact record carriers such as RFIDs NFCs, e.g. ISO/IEC 14443 and 18092 cryptographic protocols H04L9/00; network security protocols H04L63/00; real-time communication protocols in data switching networks H04L65/00; network protocols for data switching network services H04L67/00
• CPC Class Codes: G06K 7/10366 the interrogation device being adapted for miscellaneous applications
• CPC Class Codes: G06Q 20/352 Contactless payments by cards
• CPC Class Codes: G07F 7/0893 the card reader reading the card in a contactless manner
• CPC Class Codes: H04L 69/03 Protocol definition or specification protocol conformance testing H04L1/244
• CPC Class Codes: H04M 1/72409 by interfacing with external accessories hands-free H04M1/60
• CPC Class Codes: H04M 1/72412 using two-way short-range wireless interfaces
• CPC Class Codes: H04W 4/12 Messaging; Mailboxes; Announcements
• CPC Class Codes: H04W 80/00 Wireless network protocols or protocol adaptations to wireless operation

Abstract

An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit.

Claims

1. A method of controlling and managing an RFID reader, the method comprising:

generating an RFID control protocol message including a preamble, a header, a payload, and an end mark;

describing, in the RFID control protocol message, that the RFID control message is a reader control command, describing a control target item according to the reader control command, and describing an execution item required for the control target item; and

transmitting the described message to an RFID reader.

2. The method according to claim 1, wherein the control target item described in the RFID control protocol message is one of control of the power of the RFID reader, control of communication with the RFID reader, specific data of the RFID reader, signal strength, region data of the RFID reader, A/I parameter data, initialization of the RFID reader, and a parameter related to automatic read.

3. The method according to claim 1, wherein the control target item described in the RFID control protocol message corresponds to a command for obtaining the last result code.

4. The method according to claim 1, wherein the control target item described in the RFID control protocol message corresponds to a command related to a reader test mode.

5. The method according to claim 1, wherein the execution item required for the control target item includes one of getting information needed by a processor from the RFID reader and setting from the processor to the RFID reader.

6. A method of controlling and managing an RFID reader, the method comprising:

generating an RFID control protocol message including a preamble, a header, a payload, and an end mark;

describing, in the RFID control protocol message, that the RFID control message is a response to reader control, describing a response item according to a command, and describing a result data according to a command; and

transmitting the described message from the RFID reader to an RFID reader control unit.

7. The method according to claim 6, wherein the response item described in the RFID control protocol message is one of control of the power of the RFID reader, control of communication with the RFID reader, specific data of the RFID reader, signal strength, region data of the RFID reader, A/I parameter data, initialization of the RFID reader, and a parameter related to automatic read.

8. The method according to claim 6, wherein the response item described in the RFID control protocol message is a response corresponding to a command for getting information needed by the RFID reader control unit from the RFID reader or setting from the RFID reader control unit to the RFID reader.

9. The method according to claim 6, wherein the response item described in the RFID control protocol message is a response corresponding to a command for obtaining the last result code.

10. The method according to claim 6, wherein the response item described in the RFID control protocol message is a response corresponding to a command related to a reader test mode.

11. A method of controlling and responding to an RFID reader, the method comprising:

generating an RFID control command protocol message including a preamble, a header, a payload, and an end mark;

describing, in the RFID control command protocol message, that the RFID control message is a reader control command, describing a control target item according to the reader control command, and describing an execution item required for the control target item;

transmitting the described RFID control command protocol message to an RFID reader;

generating an RFID response protocol message including a preamble, a header, a payload, and an end mark;

describing, in the RFID response protocol message, that the RFID response protocol message is a response to reader control, describing a response item according to the command, and describing a result data according to the command; and

transmitting the described RFID response protocol message from the RFID reader to an RFID reader control unit.

12. The method according to claim 11, wherein the control command is a reader power control command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a reader power control command, and a payload field indicating the power state of the reader to the RFID reader;

and

the response is a response to the reader power control which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the reader power control command, and a payload field for describing the execution result of a command to the RFID reader control unit.

13. The method according to claim 11, wherein the control command is a reader connection control command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a reader connection control command, and a payload field indicating the connection state of the reader to the RFID reader;

and

the response is a response to the reader connection control which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the reader connection control command, and a payload field for describing the execution result of a command to the RFID reader control unit.

14. The method according to claim 11, wherein the control command is a get reader information command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a get reader information command, and a payload field indicating the type of information to be requested of the reader to the RFID reader;

and

the response is a response to the get reader information command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the get reader information command, and a payload field for describing the execution result of a command to the RFID reader control unit.

15. The method according to claim 11, wherein the control command is a get signal strength command that is used to transmit an RFID control command protocol message including a message type for indicating a command and a code for describing that the command is a get signal strength command to the RFID reader;

and

the response is a response to the get signal strength command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the get signal strength command, and a payload field for describing the result according to a command to the RFID reader control unit.

16. The method according to claim 11, wherein the control command is a set signal strength command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a set signal strength command, and a payload field indicating data to be set to the reader to the RFID reader;

and

the response is a response to the set signal strength command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the set signal strength command, and a payload field for describing the result according to a command to the RFID reader control unit.

17. The method according to claim 11, wherein the control command is a get region command that is used to transmit an RFID control command protocol message including a message type for indicating a command and a code for describing that the command is a get region command to the RFID reader;

and

the response is a response to the get region command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the get region command, and a payload field for describing the result according to a command to the RFID reader control unit.

18. The method according to claim 11, wherein the control command is a set region command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a set region command, and a payload field indicating nation/region data to be set to the reader to the RFID reader;

and

the response is a response to the set region command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the set region command, and a payload field for describing the execution result according to a command to the RFID reader control unit.

19. The method according to claim 11, wherein the control command is a reset reader command that is used to transmit an RFID control command protocol message including a message type for indicating a command and a code for describing that the command is a reset region command to the RFID reader;

and

the response is a response to the reset reader command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the reset reader command, and a payload field for describing the execution result according to a command to the RFID reader control unit.

20. The method according to claim 11, wherein the control command is a get type B A/I parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command and a code for describing that the command is a get type B A/I parameters command to the RFID reader;

and

the response is a response to the get type B A/I parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the get type B A/I parameters command, and a payload field for describing the execution result according to a command and the resulting data to the RFID reader control unit.

21. The method according to claim 11, wherein the control command is a set type B A/I parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a set type B A/I parameters command, and a payload field indicating a parameter to be set to the reader to the RFID reader;

and

the response is a response to the set type B A/I parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the set type B A/I parameters command, and a payload field for describing the execution result according to a command to the RFID reader control unit.

22. The method according to claim 11, wherein the control command is a get type C A/I select parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command and a code for describing that the command is a get type C A/I select parameters command to the RFID reader;

and

the response is a response to the get type C A/I select parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the get type C A/I select parameters command, and a payload field for describing the execution result according to a command and the resulting data to the RFID reader control unit.

23. The method according to claim 11, wherein the control command is a set type C A/I select parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a set type C A/I select parameters command, and a payload field indicating a parameter to be set to the reader to the RFID reader;

and

the response is a response to the set type C A/I select parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the set type C A/I select parameters command, and a payload field for describing the execution result according to a command to the RFID reader control unit.

24. The method according to claim 11, wherein the control command is a get type C A/I query related parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command and a code for describing that the command is a get type C A/I query related parameters command to the RFID reader;

and

the response is a response to the get type C A/I query related parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the get type C A/I query related parameters command, and a payload field for describing the execution result according to a command and the resulting data to the RFID reader control unit.

25. The method according to claim 11, wherein the control command is a set type C A/I query related parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a set type C A/I query related parameters command, and a payload indicating a parameter to be set to the reader to the RFID reader;

and

the response is a response to the set type C A/I query related parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the set type C A/I query related parameters command, and a payload field for describing the execution result according to a command to the RFID reader control unit.

26. The method according to claim 11, wherein the control command is a get automatic read parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command and a code for describing that the command is a get automatic read parameters command to the RFID reader;

and

the response is a response to the get automatic read parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the get automatic read parameters command, and a payload field for describing the execution result according to a command and the resulting data to the RFID reader control unit.

27. The method according to claim 11, wherein the control command is a set automatic read parameters command that is used to transmit an RFID control command protocol message including a message type for indicating a command, a code for describing that the command is a set automatic read parameters command, and a payload field indicating a parameter to be set to the reader to the RFID reader;

and

the response is a response to the set automatic read parameters command which is used to transmit an RFID response protocol message including a message type for indicating a response, a code for describing that the response is a response to the set automatic read parameters command, and a payload field for describing the execution result according to a command to the RFID reader control unit.

28. The method according to claim 11, wherein a code value for indicating the response is identical to a code value for indicating the command.