SYSTEM AND METHOD FOR PROVIDING MOBILE INFORMATION SERVER AND PORTABLE DEVICE THEREIN

Abstract

A system and method for providing mobile information, a server and a portable device therein are provided. The server comprises an intelligent download manager and the portable device comprises a file browse manager. The intelligent download manager determines a downloaded file update rule and a file browse rule according to any combination of a document attribute, a browse record, and a document preference. The files to be downloaded to the portable device can be determined automatically according to the downloaded file update rule. The file browse manager provides an intelligent browse mode related to the browse sequence of the downloaded files according to the file browse rule. Therefore, information really interesting to the user can be stored in the limited space by the present invention and the user can access the information quickly and efficiently.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

The accompanying drawings are included to provide a further understanding of the present invention, and are incorporated in and constitute a part of this specification. The drawings illustrate embodiments of the present invention and, together with the description, serve to explain the principles of the invention.

FIG. 1 shows a block diagram of a system for providing mobile information according to an embodiment of the present invention.

FIG. 2 shows a block diagram of an intelligent download manager in FIG. 1.

FIG. 3 shows a block diagram of a system for providing mobile information according to another embodiment of the present invention.

Claims

1. A system for providing mobile information, comprising: a server, including an intelligent download manager; anda portable device, coupled to the server, for downloading multiple files and a file browse rule from the server; wherein, the portable device includes a file browse manager, which provides an intelligent browse mode related to a browse sequence of the files according to the file browse rule; and the portable device provides a browse record about browsing the files to the server,the intelligent download manager determines a downloaded file update rule and the file browse rule according to any combination of a document attribute, the browse record, and a document preference; the intelligent download manager determines the files to be downloaded to the portable device according to the downloaded file update rule.

2. The system for providing mobile information as claimed in claim 1, wherein the intelligent download manager computes a document priority score according to the document attribute, the browse record, and the document preference, the document priority score is presented as: S(D)=Score(A(D), H(D), PD),

3. The system for providing mobile information as claimed in claim 2, wherein the document attribute A(D) is determined according to a document type T(D) and a document length L(D).

4. The system for providing mobile information as claimed in claim 3, wherein the browse record H(D) is determined according to a browse history state of the files, and the browse history state of the files includes unread state, read state, skipped state, and repeated state.

5. The system for providing mobile information as claimed in claim 4, wherein the browse record H(D) is computed as below: if the browse history state is an unread state, H(D)=0;if it is a read state, H(D)=1*μ(x);if it is a skipped state, H(D)=−1*μ(x); andif it is a repeated state, H(D)=Σ(H(D))ti,wherein x is the percentage of files having been read;μ is a fuzzy membership function;(H(D))ti represents the browse history state of the tith reading when the file has been read repeatedly.

6. The system for providing mobile information as claimed in claim 5, wherein the document preference PD is determined according to a type weight of the document type of the file.

7. The system for providing mobile information as claimed in claim 6, wherein the type weight W(T(D)) of the document type T(D) is adjusted according to the browse record H(D) of all the files of the document type T(D), and the type weight W(T(D)) is presented as: (Wi)new=(Wi)old+σ*ΣH(Di)/Num(Di),

8. The system for providing mobile information as claimed in claim 7, wherein the document priority score S(D) is represented by the following formula: S(D)=α*W(T(D))*(1−|H(D)|)+β*L(D)

9. The system for providing mobile information as claimed in claim 8, wherein the type priority parameterαis much greater than the length priority parameter β.

10. The system for providing mobile information as claimed in claim 1, wherein the file browse manager determines the browse sequence of the files according to the file browse rule and the browse record.

11. The system for providing mobile information as claimed in claim 1, wherein the server further includes an article extractor, which automatically extracts an article file interesting to a user according to a browsing habit of the user and stores it into a document base.

12. The system for providing mobile information as claimed in claim 11, wherein the server further includes an article classifier, which classifies the article file according to the preference settings of the user and stores it into the document base for convenient browsing or content management.

13. The system for providing mobile information as claimed in claim 1, further comprising a text-to-speech element, which is disposed in one of the server and the portable device for converting text information into speech information, thereby enabling a user to obtain information by way of listening.

14. A method for providing mobile information, comprising: determining a downloaded file update rule and a file browse rule according to any combination of a document attribute, a browse record, and a document preference;determining the files to be downloaded according to the downloaded file update rule;downloading the files and the file browse rule to a portable device by a server; andproviding an intelligent browse mode related to a browse sequence of the files according to the file browse rule.

15. The method for providing mobile information as claimed in claim 14, wherein the step of determining the downloaded file update rule and the file browse rule comprises: computing a document priority score according to the document attribute, the browse record, and the document preference, represented as: S(D)=Score(A(D), H(D), PD),

16. The method for providing mobile information as claimed in claim 15, wherein the document attribute A(D) is determined according to a document type T(D) and a document length L(D).

17. The method for providing mobile information as claimed in claim 16, wherein the browse record H(D) is determined according to a browse history state of the files, and the browse history state of the files includes unread state, read state, skipped state, and repeated state.

18. The method for providing mobile information as claimed in claim 17, wherein the browse record H(D) is computed as below: if the browse history state is an unread state, H(D)=0;if it is a read state, H(D)=1*μ(x);if it is a skipped state, H(D)=−1*μ(x); andif it is a repeated state, H(D)=Σ(H(D))ti,

19. The method for providing mobile information as claimed in claim 18, wherein the document preference PD is determined according to a type weight of the document type of the file.

20. The method for providing mobile information as claimed in claim 19, wherein the type weight W (T(D)) of the document type T(D) is adjusted according to the browse record H(D) of all the files of the document type T(D), and the type weight W(T(D)) is represented as: (Wi)new=(Wi)old+σ*ΣH(Di)/Num(Di),

21. The method for providing mobile information as claimed in claim 20, wherein the document priority score S(D) is represented as the following formula: S(D)=α*W(T(D))*(1−H(D)|)+β*L(D)

22. The method for providing mobile information as claimed in claim 21, wherein the type priority parameterαis much greater than the length priority parameter β.

23. The method for providing mobile information as claimed in claim 15, further comprising: providing the available space M and the browse record about browsing the files to the server by the portable device.

24. The method for providing mobile information as claimed in claim 14, further comprising determining the browse sequence of the files according to the file browse rule and the browse record.

25. The method for providing mobile information as claimed in claim 14, further comprising: automatically extracting an article file interesting to a user according to the browsing habit of the user and storing it into a document base.

26. The method for providing mobile information as claimed in claim 25, further comprising: classifying the article file according to the preference settings of the user and storing it into the document base for convenient browsing or content management.

27. The method for providing mobile information as claimed in claim 14, further comprising: converting text information into speech information, thereby enabling a user to obtain information by way of listening.

28. A server for downloading multiple files and a file browse rule to a portable device, including an intelligent download manager; wherein, the intelligent download manager determines a downloaded file update rule and the file browse rule according to any combination of a document attribute, a browse record of the file in the portable device, and a document preference; the intelligent download manager determines the files to be downloaded to the portable device according to the downloaded file update rule; and the portable device provides an intelligent browse mode related to a browse sequence of the files according to the file browse rule.

29. The server as claimed in claim 28, wherein the intelligent download manager computes a document priority score according to the document attribute, the browse record, and the document preference, the document priority score is represented as: S(D)=Score(A(D), H(D), PD),

30. The server as claimed in claim 29, wherein the document attribute A(D) is determined according to a document type T(D) and a document length L(D).

31. The server as claimed in claim 30, wherein the browse record H(D) is determined according to a browse history state of the files, and the browse history state of the files includes unread state, read state, skipped state, and repeated state.

32. The server as claimed in claim 31, wherein the browse record H(D) is computed as below: if the browse history state is an unread state, H(D)=0;if it is a read state, H(D)=1*μ(x);if it is a skipped state, H(D)=−1*μ(x); andif it is a repeated state, H(D)=Σ(H(D))ti,

33. The server as claimed in claim 32, wherein the document preference PD is determined according to a type weight of the document type of the file.

34. The server as claimed in claim 33, wherein the type weight W (T(D)) of the document type T(D) is adjusted according to the browse record H(D) of all the files of the document type T(D), and the type weight W (T(D)) is represented as: (Wi)new=(Wi)old+σ*ΣH(Di)/Num(Di),

35. The server as claimed in claim 34, wherein the document priority score S(D) is represented as the following formula: S(D)=α*W(T(D))*(1−|H(D)|)+β*L(D)

36. The server as claimed in claim 35, the type priority parameterαis much greater than the length priority parameter β.

37. The server as claimed in claim 28, further comprising an article extractor, which automatically extracts an article file interesting to a user according to browsing habits of the user and stores it into a document base.

38. The server as claimed in claim 37, further comprising an article classifier, which classifies the article file according to the preference settings of the user and stores it into the document base for convenient browsing or content management.

39. The server as claimed in claim 28, further comprising a text-to-speech element for converting text information into speech information, thereby enabling a user to obtain information by way of listening.

40. A portable device for downloading multiple files and a file browse rule from a server, including a file browse manager, wherein the file browse manager provides an intelligent browse mode related to a browse sequence of the files according to the file browse rule, the portable device provides a browse record about browsing the files to the server, and the server determines the file browse rule and the files to be downloaded to the portable device according to any combination of a document attribute, the browse record, and a document preference.

41. The portable device as claimed in claim 40, wherein the file browse manager determines the browse sequence of the files according to the file browse rule and the browse record.

42. The portable device as claimed in claim 40, further including a text-to-speech element for converting text information into speech information, thereby enabling a user to obtain information by way of listening.