CN2620324Y - Device for receiving electronic book by radio broadcasting mode - Google Patents

Abstract

The utility model relates to a wireless electronic book, in particular to a portable electronic book device which can receive radiocast. The electronic book data provider terminal first incises the data of the electronic book, and subpackages the data, and then transmits the packages. After a set time interval, the data provider terminal transmits a plurality of receiving terminals of each package through radiocast once. The memorizer at the receiving terminal presets a space for the electronic book data when the receiving terminal is informed that the data from the provider terminal is new, and then processes the electronic book packages and records all the receptions.

Description

Receive the device of e-book in the radio broadcasting mode

(1) technical field

The relevant a kind of radio electronic book of the utility model refers to a kind of portable apparatus that receives e-book in the radio broadcasting mode especially.

(2) background technology

Obtaining of e-book is the CD-RW discsCD-RW that contains electronic book data by purchase basically, storage card or disk sheet, or directly by the Internet download electronic book data.

Though above-mentioned method is more convenient, especially by the mode of the Internet download electronic book data, yet be still inconvenience in some situation, for example the user goes out and can't have computer to connect the internet, though or the user goes out to find computer but does not have the suitably transmitting device of coupling, though or a group student is just like PDA (personal digital assistant), the computer number is limited, and the student will spend to line up for a long time and download electronic book data or the like.

At present another kind of also more and more general, such as the news in brief of mobile phone promptly is, but this kind be man-to-man mode, costs an arm and a leg by the mode of wireless telecommunications, and as a large amount of users inconvenience also then.

(3) utility model content

Fundamental purpose of the present utility model is to provide one to transmit the portable apparatus of e-book in the radio broadcasting mode, so as with at a low price, receive convenient and have under a large amount of users' the situation and receive electronic book data.

For realizing above-mentioned purpose, the utility model comprises: a receiving element has at least one group identification code, to compare the address sign indicating number that this at least one group identification code and electronic book data supplier hold the educational information of being broadcasted in regular turn, and when comparison conforms to, receive this e-book information; One storage unit is the information that store identification sign indicating number and receiving element are received; One output/input block is in order to the e-book in operation and display operation state and this storage unit of storage what; And a CPU (central processing unit), be the operation of aforementioned each unit of control, and the e-book that this receiving element received is stored this storage unit of what.

Electronic book data supplier end transmits electronic book data to several e-book receiving traps of the present utility model in the radio broadcasting mode in the middle of embodiment.The electronic book data supplier holds earlier electronic book data is cut, and carries out the subpackage program again, and next electronic book data supplier end transmits package in regular turn.And Preset Time Hou of being separated by, at least again with the radio broadcasting mode transmit all packages to several receiving traps once.

And receiving trap is then reserved storage space earlier when knowing the electronic book data supplier to hold the electronic book data of transmission be new electronic book data, handles the e-book package that sends again, and can note down the reception situation.If the e-book that receiving end once received, but still there are portions of electronics book data not receive fully as yet, then receive and do not receive part completely as yet, and suggestion is as judging with " page or leaf ", if any package of certain one page receives imperfect, incorrect, or do not receive, receiving trap is considered as this page need and all receives again.

Understand the purpose of this utility model, characteristics and advantage for clearer, preferred embodiment of the present utility model is elaborated below in conjunction with accompanying drawing.

(4) description of drawings

Fig. 1 is the data roam system architecture synoptic diagram of mobile radio philosophical works receiving trap of the present utility model;

Fig. 2 is the circuit block diagram of mobile radio philosophical works receiving trap of the present utility model;

Fig. 2 A is a circuit diagram, microprocessor circuit in the displayed map 2;

Fig. 2 B is a circuit diagram, and the circuit of memory storage in the displayed map 2 includes Mask ROM respectively, and Flash and SRAM are coupled with the microprocessor of Fig. 2 A;

Fig. 2 C is a circuit diagram, the touch surface of touch control screen and control interface circuit in the displayed map 2;

Fig. 2 D, Fig. 2 E, Fig. 2 F are three-circuit figure, the circuit of the LCD panel interface circuit of touch control screen and generation LCD panel required voltage and dividing potential drop in the displayed map 2;

Fig. 2 G is a circuit diagram, RS-232 interface circuit in the displayed map 2;

Fig. 2 H, Fig. 2 I are two circuit diagrams, and wireless receiving assembly circuit and interface circuit thereof in the difference displayed map 2, microprocessor are by interface circuit and the coupling of wireless receiving assembly.

Fig. 2 J is a circuit diagram, the promotion circuit of light emitting diode, hummer and button in the displayed map 2.

Fig. 2 K is a circuit diagram, the circuit of the portable electric device system power supply of displayed map 2.

Fig. 3 is the processing flow chart of the utility model about the e-book transmitting system;

Fig. 4 is the synoptic diagram of the utility model about the electronic book data subpackage;

Fig. 5 is the embodiment of the utility model about package;

Fig. 6 is the processing flow chart of the utility model about receiving end;

Fig. 7 is the embodiment of the utility model about the storer reservation of receiving end.

(5) embodiment

Relevant of the present utility model one preferable enforcement please refer to the data roam system architecture synoptic diagram that Fig. 1 shows, its mainly by the electronic book data supplier hold 1, base station 2, e-book receiving trap 3 formed.The electronic book data supplier holds the mode of the unidirectional call of 1 employing broadcasting, delivers to each e-book receiving trap 3 by base station 2.The electronic book data supplier holds 1 earlier with the electronic book data cutting, carries out the subpackage program again, and next electronic book data supplier end transmits package in regular turn.And Preset Time Hou of being separated by, at least again with the radio broadcasting mode transmit all packages to several receiving traps once.

Fig. 2 is the circuit block diagram that shows e-book receiving trap 3, and it is to be made of main circuits such as receiving element 31, storage unit 32, CPU (central processing unit) 33 (CPU), output/input blocks 34.Wherein, storage unit 32 comprises ROM (read-only memory) (ROM), flash memory (Flash Memory), static RAM (SRAM), this receiving element 31 has a decoding circuit 311 and and for example is the non-volatility memorizer of electronics write type storer 312 (EEPROM), burning has at least one group identification code in this electronics write type storer 312, and present embodiment is to be the example explanation with burning four group identification codes.Circuit such as above-mentioned CPU (central processing unit) 33, memory cell 32, receiving element 31 and system power supply see also Fig. 2 A, 2B, 2H, 2I and 2K.This output/input block 34 includes a contact panel, a display device, LED and hummer more entirely.(please see Figure 2C to 2F and 2J).

In addition, e-book receiving trap 3 of the present utility model also can comprise a RS232 transport interface (please ginseng figure see 2G), makes it still to have the mechanism and the function of existing wired e-book.

The contact panel of this output/input block 34 is in order to allow the user click reading electronic book.

E-book receiving trap 3 is to receive the electronic book data suppliers via receiving element 31 to hold 1 e-book, and is shown by output/input block 34.In receiving course, receiving element 1 at first solves the address code of air information with decoding circuit 311, and compare the built-in identification code of e-book receiving trap in regular turn, whether notify from a phone call to this e-book receiving trap (communication device for wireless education) 3 to judge this e-book information.Wherein but nationality is by built-in many group identification codes, to reach the purpose of group's classification.For example: first group identification code is the class of pursuing a goal with determination; Second group identification code is a GT grand touring; The 3rd group identification code is that novel class or the 4th group identification code are educational etc.Certainly the principle of group's classification can hold the dealer from ordering by the e-book supplier.

But receiving element 31 reception information Hous also nationality are sounded by hummer, to notify the user, make e-book receiving trap 3 become an e-book easy to carry (e-book).

Please refer to Fig. 3, is that the utility model is held 1 processing flow chart about the electronic book data supplier.

Step 201:

With electronic book data 91 cuttings.With wireless transmission the time, preferably electronic book data 91 is cut, and once do not transmit too many data, be accuracy on the one hand in order to transmit, be to meet general communications protocol on the other hand.Carrying out electronic book data 91 cuttings, suggestion is to do cutting with reference to " page or leaf ", such as each complete page cutting quarter, supposes that each complete page is 4K (kilobit unit) size, and then the electronic book data 91 after each cutting is 1K.

Step 202:

Carry out the subpackage program.Please refer to Fig. 4, the utility model is about the synoptic diagram of electronic book data 91 subpackages.For example electronic book data 91 has three pages, and preceding two pages respectively are cut into four packages 40, and therefore the 3rd page of not enough 2K be cut into two packages 40.

Please refer to Fig. 5, the embodiment of the utility model about package 40 forms (explanation of data field, and the explanation of bit length) is shown.For example be that e-book is through cutting data later with the master data.Package comprises outer test value, data declaration, internal layer test value and master data from outside to inside.The internal layer test value is the test value that is calculated at electronic book data 91, includes the internal layer test value so be preferably in first page first package, and all the other packages do not need to comprise the internal layer test value.Outer test value is that internal layer test value and outer test value can adopt CRC mathematical operation program to calculate at data declaration, internal layer test value (if any) and test value that master data calculated.Be noted that test value not necessarily will have two, also can adopt a general traditional test value to get final product certainly.

Data declaration can comprise several different fields, such as data declaration can comprise:

Document number: the numbering of e-book.

Page or leaf sequence number: the number of pages at master data place in e-book.

Data length: the data length (such as how many bits) of master data

The package sequence number: by what several package is arranged, so this putting in order for the record package.

Step 203:

Encrypt at package 40, this step not necessarily needs certainly, but if wishes that specific user (user for example pays) could reading electronic book data 91, then preferably encryption.Encrypted program can wait all packages 40 all to finish Hou and encrypt one by one, but also can whenever finish a package 40, then encrypts at once.Encrypted program can be encrypted to partial content at package 40 in addition, and not necessarily full content is encrypted

Step 204:

E-book supplier holds 1 to transmit package 40 in regular turn.That is transmit earlier the 1st page the 1st package, and next transmit the 2nd package of the 1st page or the like, Hou is transmitted the 3rd page the 2nd package.Certainly the e-book supplier holds 1 at the initial package 40 that transmits, can transmit " opening the beginning package " earlier, for example " opening the beginning package " is the master data of explanation electronic book data 91, such as the document number of e-book, the capacity of whole electronic book data 91, there are several pages, every page has several packages or the like, so that receiving trap 3 can be carried out the preparation of reception earlier, that is be noted that the e-book supplier holds 1 package 40 that transmits can not include only electronic book data 91, and comprise the package 40 (as above-mentioned " opening the beginning package ") of some control usefulness, and be used often in the internet by the package 40 of what control usefulness, therefore do not repeat them here.

Step 205:

Do all packages transmit and finish? if then carry out step 206; If not, then proceed step 204.

Step 206:

Need to transmit once again? if then carry out step 207; If not, then finish.

Step 207:

Wait for a setting-up time, for example 10 minutes, one hour etc., look situation and different, carry out step 204 again.Be transmitted as one-way transmission by what in the radio broadcasting mode, therefore might receiving trap 3 in that to there is no start or reception situation at that time sometime relatively poor, so repeat to transmit electronic book data 91 and be necessary that this is one of emphasis of the present utility model.Certainly step 207 also can be got back to step 201, and all programs are more inefficent as if such way certainly again.

Please refer to Fig. 6, it is the processing flow chart of the utility model about receiving trap 3.

Step 501:

Is providing auspicious 10 electronic book datas 91 that transmit by e-book new electronic book data? if then carry out step 504; If not, then carry out step 502.For example when step 204, if e-book provides end 1 to have transmission " to open the beginning package ", then receiving trap 3 knows whether be new electronic book data by " opening the beginning package ".

Step 502:

Has electronic book data 91 all correctly received? if receiving trap 3 once correctly received electronic book data 91, then do not continue to handle the e-book package that reception sends.If receiving trap 3 does not all correctly receive as yet, then carry out step 503.

Step 503:

Does this page or leaf all correctly receive? for example the present package that receives is the 2nd page the 2nd package, if all incorrect as yet data that receive the 2nd page of receiving trap 3, then carry out step 505,, then do not handle received package now if all correctly received the 2nd page data.In the present embodiment, imperfect, incorrect if any package of certain one page receives, or do not receive, then receiving trap 3 is considered as all receptions again of this page need, so step 503 is as judging with " page or leaf ".

Step 504:

Please in the lump with reference to figure 7.The headspace of the storer 32 of receiving trap shown in the figure 95.If the electronic book data that electronic book data 91 is new, then storer 32 is reserved enough reserved areas and is given and prepare the electronic book data 91 that will receive.For example storer 32 shows ten storage spaces, promptly is to electronic book data 91 (see figure 4)s that are cut into ten.The benefit of this kind management is the management that makes things convenient for storer, receives whole electronic book data 91 to define enough storage spaces earlier.

Step 505:

Receiving trap 3 is handled the e-book package 40 that sends.

Step 506:

Whether whether verification msg correctly receives, utilize internal layer test value and outer test value verification msg correctly to receive.

Step 507:

Record reception situation.Such as which page or leaf is complete and correctly receive the not complete as yet and reception correctly of which page or leaf, the complete and reception or the like correctly of which document number (representing the numbering of e-book).

By above explanation as can be known, the utility model is to receive e-book in the radio broadcasting mode, and it has at a low price, receives advantage easily.

Though more than described preferred embodiment of the present utility model, this preferred embodiment is not to be used to limit the utility model.Be familiar with the those of ordinary skill of present technique and also can make all equivalence variations or equivalence replacement according to the spirit that the utility model disclosed, the replacement of the variation of these equivalences or equivalence all should be included in the scope of the present utility model.Therefore, scope of the present utility model should be as the criterion with appended claim institute restricted portion.

Claims (8)

1. one kind receives the device of radio electronic book in the radio broadcasting mode, and it cooperates at least one e-book supplier's end, it is characterized in that, comprising:

One receiving element has at least one group identification code, holds the address sign indicating number of being broadcasted to compare this at least one group identification code and this e-book supplier in regular turn, and when comparison conforms to, receives this e-book;

One storage unit is to store the information that this receiving element received;

One output/input block is in order to the data in operation and display operation state and this storage unit of storage what; And

One CPU (central processing unit) is the operation of aforementioned each unit of control, and the e-book information that this receiving element received is stored in this storage unit of what.

2. the device that receives radio electronic book in the radio broadcasting mode as claimed in claim 1, wherein this receiving element has a decoding circuit and a non-volatility memorizer, this non-volatility memorizer stores this at least one group identification code, and this decoding circuit is in order to solve the address sign indicating number of broadcast message.

3. as claimed in claim 2ly receive the device of radio electronic book, it is characterized in that this non-volatility memorizer is an electronics write type storer in the radio broadcasting mode.

4. as claimed in claim 1ly receive the device of radio electronic book, it is characterized in that, also comprise a RS232 transmission line, enable nationality by being connected with PC and carrying out the renewal of these course data in the radio broadcasting mode.

5. as claimed in claim 1ly receive the device of radio electronic book, it is characterized in that this output/input block also comprises a contact panel in the radio broadcasting mode.

6. as claimed in claim 1ly receive the device of radio electronic book, it is characterized in that this output/input block also comprises a display device in the radio broadcasting mode.

7. as claimed in claim 1ly receive the device of radio electronic book, it is characterized in that this output/input block also comprises at least one light emitting diode in the radio broadcasting mode.

8. as claimed in claim 1ly receive the device of radio electronic book, it is characterized in that this output/input block also comprises a hummer in the radio broadcasting mode.

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