KR100959562B1 - 알에프아이디의 리더기와 태그 간의 통신방법 - Google Patents
알에프아이디의 리더기와 태그 간의 통신방법 Download PDFInfo
- Publication number
- KR100959562B1 KR100959562B1 KR1020080063357A KR20080063357A KR100959562B1 KR 100959562 B1 KR100959562 B1 KR 100959562B1 KR 1020080063357 A KR1020080063357 A KR 1020080063357A KR 20080063357 A KR20080063357 A KR 20080063357A KR 100959562 B1 KR100959562 B1 KR 100959562B1
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- South Korea
- Prior art keywords
- authentication
- command
- tag
- response
- reader
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000004891 communication Methods 0.000 title claims abstract description 24
- 239000003550 marker Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10019—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
- G06K7/10029—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0869—Network architectures or network communication protocols for network security for authentication of entities for achieving mutual authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3234—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving additional secure or trusted devices, e.g. TPM, smartcard, USB or software token
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Toxicology (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
Description
Claims (6)
- 삭제
- 초기인식 및 인증을 위한 RFID 리더기와 RFID 태그(tag)간의 통신방법에 있어서:상기 RFID 리더기에서 상기 RFID태그에 전송하는 REQB 명령어 및 ATTRIB 명령어 중 적어도 하나의 명령어에는 인증키를 포함하고, 상기 RFID 태그에서 상기 RFID 리더기에 전송하는 ATQB 명령어 및 ATTRIB 응답명령어 중 적어도 하나의 명령어에는 상기 인증키에 대한 응답인 인증응답을 포함하여 초기화 및 인증이 동시에 수행되고;상기 REQB 명령어에는 1차 인증키가 포함되고, 상기 ATQB 명령어에는 상기 1차 인증키에 대한 응답인 1차 인증응답이 포함되며, 상기 ATTRIB 명령어에는 2차 인증키가 포함되고, 상기 ATTRIB 응답명령어에는 상기 2차 인증키에 대한 응답인 2차 인증응답이 포함됨을 특징으로 하는 통신방법.
- 초기인식 및 인증을 위한 RFID 리더기와 RFID 태그(tag)간의 통신방법에 있어서:상기 RFID 리더기에서 REQB 명령어에 1차 인증키를 포함하여 상기 RFID 태그에 전송하는 제1단계와;상기 RFID 태그에서 1차 인증절차를 수행하고 ATQB 명령어에 1차 인증응답을 포함하여 상기 RFID 리더기에 전송하는 제2단계와;상기 RFID 리더기에서 ATTRIB 명령어에 2차 인증키를 포함하여 상기 RFID 태그에 전송하는 제3단계와;상기 RFID 태그에서 ATTRIB 응답에 2차 인증응답을 포함하여 상기 RFID 리더기에 전송하는 제4단계를 구비함을 특징으로 하는 통신방법.
- 청구항 3에 있어서,상기 제2단계는, 2개 이상의 RFID 태그가 반응하여 충돌이 발생한 것으로 감지되는 경우에,상기 RFID 리더기에서 대기순번을 정할 수 있는 명령을 REQB 명령어로 전송하는 단계와;상기 RFID 리더기에서 Slot-Marker 명령어를 상기 RFID 태그로 전송하여 통대기 순번을 호출하는 단계와;상기 RFID 태그에서 ATQB 명령어를 상기 RFID 리더기에 전송하는 단계를 포함함을 특징으로 하는 통신방법.
- 청구항 3에 있어서,상기 1차 인증키 및 상기 2차 인증키는 공개키(public key)임을 특징으로 하는 통신방법.
- 청구항 3에 있어서,상기 인증을 위한 인증 알고리즘은 타원곡선암호화(ECC) 알고리즘임을 특징으로 하는 통신방법.
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KR1020080049984 | 2008-05-29 | ||
KR20080049984 | 2008-05-29 |
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KR20080067605A KR20080067605A (ko) | 2008-07-21 |
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KR101006803B1 (ko) * | 2008-07-21 | 2011-01-10 | 한국전자통신연구원 | 인증 기능을 갖는 rfid 인증 장치 및 방법 |
SG165220A1 (en) * | 2009-03-25 | 2010-10-28 | Toshiba Kk | Processing apparatus of portable electronic devices, portable electronic device, and processing system of portable electronic devices |
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KR100662050B1 (ko) * | 2006-01-16 | 2006-12-27 | 부산대학교 산학협력단 | 전파 식별 장치에서의 충돌 방지 방법 |
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KR100662050B1 (ko) * | 2006-01-16 | 2006-12-27 | 부산대학교 산학협력단 | 전파 식별 장치에서의 충돌 방지 방법 |
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