Patent ID: 11910206
Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 2:
3. The method according to claim 2, wherein the forming one new record of the information extraction description table comprises:
when the first information's identification is the same as the second information's identification in the information extraction description table, and the first information's extraction method is the same as one of second information's extraction methods, remaining the information extraction description table in status quo, without any update; or
when the first information's identification is the same as a second information's identification in an information extraction description table, and the first information's extraction method is different from second information's extraction methods, and the first information's extraction method belongs to one of the second information's extraction methods, remaining the information extraction description table in status quo, without any update; or
when the first information's identification is the same as a second information's identification in an information extraction description table, and the first information's extraction method is different from second information's extraction methods, and one of the second information's extraction methods belongs to the first information's extraction method, updating the information extraction description table to obtain an updated information extraction description table, wherein the updated information extraction description table comprises the first information's identification, the first information's extraction method and other second information's extraction methods that do not belong to the first information's extraction method; or
when the first information's identification is the same as a second information's identification in an information extraction description table, and the first information's extraction method is different from second information's extraction methods, and any of the second information's extraction methods does not belong to the first information's extraction method and the first information's extraction method does not belong to any one of the second information's extraction methods, updating the information extraction description table to obtain an updated information extraction description table, wherein the updated information extraction description table comprises the first information's identification, the first information's extraction method, and the second information's extraction methods.