Patent AU-2018348320-B2 (AU)
Title: A domain name scheme for cross-chain interactions in blockchain systems
Inventor: QIU HONGLIN
IPC: G06F21/60
Filed: 2018-11-16
Granted: 2020-01-16
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property (1) Organization11111111111111111111111I1111111111111i1111liiiii International Bureau (10) International Publication Number (43) International Publication Date W O 2019/072271 A2 18 April 2019 (18.04.2019) W IPO I PCT (51) International Patent Classification: HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, Not classified KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, (21)InternationalApplicationNumber OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, (22) International Filing Date: TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. 16November2018(16.11.2018) (84) Designated States (unless otherwise indicated, for every (25) Filing Language: English kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, (26)PublicationLanguage: English UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, (71) Applicant: ALIBABA GROUP HOLDING LIMITED TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, [-/CN]; Fourth Floor, One Capital Place, P.O. Box 847, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, George Town, Grand Cayman (KY). MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, (72) Inventor: QIU, Honglin; Alibaba Group Legal Department KM, ML, MR, NE, SN, TD, TG). 5/F, Building 3, No.969 West Wen Yi Road, Yuhang Dis trict, Hangzhou, Zhejiang 311121 (CN). Published: (74) Agent: BEIJING BESTIPR INTELLECTUAL PROP- - upon request of the applicant, before the expiration of the ERTY LAW CORPORATION; Room 409, Tower B, Ka time limit referred to in Article 2](2)(a) Wah Building, No. 9 Shangdi 3rd Street, Haidian District, - without international search report and to be republished Beijing 100085 (CN). upon receipt ofthat report (Rule 48.2(g)) (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, Fl, GB, GD, GE, GH, GM, GT, HN, (54) Title: A DOMAIN NAME SCHEME FOR CROSS-CHAIN INTERACTIONS IN BLOCKCHAIN SYSTEMS (57) Abstract: Implementations of the present disclosure include obtain ing, by a client node of a first blockchain instance, a blockchain domain name of a second, different blockchain instance, wherein the blockchain tain, by d hen nodeof fic bckcha . domain name is a unique identifier of the second blockchain instance in a bc unified blockchain network including multiple blockchain instances that oLa ce an= 'nitn bioc nare communicatively linked by two or more relays, the blockchain domain name includes a human-readable label, and the blockchain domain name uniquely corresponds to a chain identifier of the second blockchain in stance; identifying the chain identifier of the second blockchain instance based on the blockchain domain name of the second blockchain instance, 520 41nivhcaiierhlfl"~dic~arnsac wherein the chain identifier of the second blockchain instance indicates a blockehanmnuce - blockchain network configuration of the second blockchain instance; and accessing, by the client node, the second blockchain instance based on - the blockchain network configuration indicated by the chain identifier of b cc2kciaIiets the second blockchain instance. dentit erA te secondbcka m ce ntance ad the odlockchaiann based on the ribiekhin domainune of thescceo c.ndiblekehai inac