CN100551052C

CN100551052C - Video equipment and control method with the software upgrade function that uses radio communication

Info

Publication number: CN100551052C
Application number: CNB2006100068692A
Authority: CN
Inventors: 申洙炫; 安东均; 尹祥源
Original assignee: LG Electronics Inc
Current assignee: LG Electronics Inc
Priority date: 2005-02-03
Filing date: 2006-02-05
Publication date: 2009-10-14
Anticipated expiration: 2026-02-05
Also published as: CN1825956A; KR100746075B1; KR20060089912A

Abstract

The method and apparatus of the software that is used to upgrade video equipment is disclosed.The software program that the use radio communication is downloaded and video equipment is associated is to upgrade video equipment.This allows to download more apace software program.This equipment comprises tuner unit, memory cell and controller.A plurality of ROM files that the software program that tuner unit receives and video equipment is associated is divided into.The ROM file that cell stores receives.Controller reads stored ROM files and upgrades video equipment.

Description

Video equipment and control method with the software upgrade function that uses radio communication

The application requires in the korean patent application No.10-2005-0010023 of submission on February 3rd, 2005, the No.10-2005-0078367 that submits on August 25th, 2005, the No.10-2005-0079040 that submits on August 26th, 2005, the rights and interests of the No.10-2005-0080152 that submits on August 30th, 2005 comprise it fully and are incorporated herein by reference at this.

Technical field

The present invention relates to video equipment and control method thereof, and more specifically say, relate to video equipment and control method thereof with the software upgrade function that uses radio communication, can use radio communication is downloaded and video equipment is associated software program with the renewal video equipment thus, make it possible to download more apace software program.

Background technology

Broadcasting is the main medium for ordinary populace, and it mainly is classified as analog-and digital-broadcasting.In digital broadcasting,, make to be used for reducing data volume in the compress technique of computer packed data by using such as those with all types of data of number format processing such as video data, voice data and text data.

Data broadcasting can send the program of single high definition TV (HDTV) level by general analog channel, and can also send the program of three or more standard definition televisions (SDTV) level by general analog channel.Digital broadcasting transmits and processing signals with number format, makes it can export clearer image.

Digital broadcasting can also be removed the superimposed images (ghost image) that caused by the radio wave from the obstacle reflection automatically.And by the program of HDTV level is provided, digital broadcasting allows the user to be in and enjoy previous image true to nature that only can obtain and surround sound true to nature in movie theatre.

Additional data can also be added and send to digital broadcasting.

For example, additional data can comprise multiple real time information, such as the information about broadcast program, stock, exchange rate or weather forecast, can also comprise internet information.

Digital broadcasting is characterised in that it can provide two-way and multimedia broadcasting.

The unidirectional existing analog broadcasting that provides is provided, and two-way digital broadcasting allows the two-way communication of information between beholder and broadcaster.By digital broadcasting, the beholder can receive multiple additional interaction information from the broadcaster, such as news, weather and broadcast program information.

The beholder can also be by providing the information service provider of additional information to receive information needed through telephone wire or discrete special circuit visit.The example that can receive the radio receiver of bidirectional broadcast is interactive TV.

Multimedia broadcasting provides and with the program of the additional information combination of multimedia form, make display program and additional information and therefore the beholder can when watching program, select and obtain the digital broadcasting type of information needed.

Thereby digital TV makes it have combination and the structure two-way and function that multimedia broadcasting is associated with exploitation.

The multiple information that comprises internet information is also broadcasted in digital broadcasting.This allows the beholder to obtain internet information and do not use any computer by digital TV.Therefore, digital TV has very high development potentiality.

Consider functional and software, and consider hardware, comprise that the performance of the various electronic of TV is significantly improved.

When product put goods on the market, software program must be combined in the multiple digital electronic device.This software program is used to be controlled at the collaborative work between digital electronic device or its each operation.

Also need the update software program so that the further improvement of properties of product to be provided.

Fig. 1 is the block diagram of existing system that is used to upgrade the software of video equipment.

The operation principle of existing software update system is described below with reference to Fig. 1.

Existing software update system comprises TV100 and software update apparatus 120.

The RS-232C cableport 102 that software update apparatus 120 connects TV100 upgrades operation with executive software.

Software update apparatus 120 can be, for example, desktop or laptop computer, the original stored software program that is used to upgrade or storage are from other medium downloaded software program therein.

Provide the detailed description how existing software update system of said structure works below.

At first, in the manufacturing shop, software update apparatus 120 is connected with the RS-232C cableport 102 of the TV100 that has finished its hardware assembling.

Operator or user function software update the equipment 120 to be sent in the software update apparatus saved software program to TV100.

Under the situation of receiving software program, the controller 101 among the TV100 upgrades the software program of TV100 by the software program that receives being write the memory 103 among the TV100.

When finishing software upgrading, the connection termination between software update apparatus 120 and TV100.Software update apparatus 120 is connected to another TV and repeats above-mentioned software upgrading and handle afterwards.

But the method for the software of existing renewal video equipment has disadvantage.

At first, (for example, digital TV the software program of) renewal needs to repeat cable and connects and disconnection process, and its increase is finished soft will the renewal and handled the time that needs and reduced software upgrading efficient in order to download a plurality of video equipments.

The second, must order send and the grouping of the transport stream of the software program that video equipment is associated, this has increased downloads required time of software program and renewal required time of video equipment.

The 3rd, have no idea to send simultaneously the video equipment of a plurality of software programs to different model.

The 4th, when existence comprised the two or more controller that is used for digital processing in single video equipment, the controller that only is used for digital processing can be downloaded the software program that is used to upgrade video equipment, and other controller can not be downloaded software program.

Summary of the invention

Therefore, the present invention relates to have the video equipment and the control method thereof of the software upgrade function that uses radio communication, it has been avoided basically because the restriction of prior art and one or more problems that shortcoming causes.

The purpose of this invention is to provide a kind of video equipment and control method thereof, wherein software program can be downloaded to a plurality of video equipments and do not use cable with the software upgrade function that uses radio communication.

Another object of the present invention provides a kind of video equipment and control method thereof with the software upgrade function that uses radio communication, even wherein receive the grouping of the transport stream of the software program be used to upgrade video equipment, also can upgrade video equipment fast with random order.

Another object of the present invention provides a kind of video equipment and control method thereof with the software upgrade function that uses radio communication, wherein, even there is the video equipment of different model, can upgrade them synchronously to them by sending a plurality of software programs simultaneously.

A further object of the present invention provides a kind of video equipment and control method thereof with the software upgrade function that uses radio communication, wherein, when in single video equipment, having two or more controller, can download and software program that all controllers are associated, and can be with the software program update controller of downloading.

Other advantage of the present invention, purpose and feature will partly be described in explanation subsequently, and through following check or study from the practice of the present invention, above-mentioned advantage, purpose and feature are conspicuous for the person of ordinary skill of the art.Objects and advantages of the present invention can realize and obtain as specifically noted in appended specification and claims and the accompanying drawing.

For realizing these and other advantage of the present invention, and according to purpose of the present invention, as describing particularly and widely here, the method that is used for using radio communication to upgrade the software of video equipment comprises: the software program that will be used to be stored in video equipment is divided into a plurality of read-only memorys (ROM) file; The ROM file is inserted the transport stream TS grouping that is associated with establishment and this software program with between the default spaced empty grouping, and each TS grouping comprises packet identifier PID; The TS grouping that is included in the ROM file that wherein inserts is up-converted to radio frequency, and send the TS grouping according to radio communication system; Check that PID is to determine whether the TS grouping is associated with the software program of video equipment; With when determining that this TS grouping is associated with the software program of this video equipment, in memory, be stored in the ROM file that comprises in the TS grouping.

In another aspect of this invention, the equipment that is used to use radio communication to upgrade the software of video equipment comprises: tuner unit, and it is used to receive a plurality of ROM files that the software program that is associated with video equipment is divided into; Memory cell, it is used to store the ROM file of reception; And controller, it is used to read stored ROM files and upgrades video equipment; Wherein, this tuner unit receives a plurality of ROM files that are inserted in in the transport stream TS grouping that is associated with establishment and this software program between the default spaced empty grouping, and each TS grouping comprises packet identifier PID; And if this controller determines that by checking PID the TS grouping is associated with the software program of video equipment, then the ROM file of this cell stores reception.

Should be appreciated that aforementioned general description of the present invention and following specific descriptions all are exemplary and explanat, and be intended to provide the present invention's further explanation as claimed in claim.

Description of drawings

Accompanying drawing comprises in order further to understand the present invention, and be included into a part that constitutes this specification in this specification, these accompanying drawings show one or more embodiment of the present invention, and are used for this specification principle of the present invention being described.In the accompanying drawings:

Fig. 1 is the block diagram of the system of the existing software that is used to upgrade video equipment;

Fig. 2 is the block diagram according to the software download system of use radio communication of the present invention;

Fig. 3 A has illustrated first embodiment of the transmitter side of software download system as shown in Figure 2;

Fig. 3 B has illustrated second embodiment of the transmitter side of software download system as shown in Figure 2;

Fig. 4 is the block diagram of example of the receiver side of software download system as shown in Figure 2;

Fig. 5 A has illustrated first embodiment according to the segmental structure of the TS grouping in the software download system that uses radio communication of the present invention;

Fig. 5 B has illustrated second embodiment according to the segmental structure of the TS grouping in the software download system that uses radio communication of the present invention;

Fig. 5 C has illustrated the 3rd embodiment according to the segmental structure of the TS grouping in the software download system that uses radio communication of the present invention;

Fig. 6 is according to the block diagram of the receiver side of the software download system of use radio communication of the present invention when having two or more controller;

Fig. 7 is the flow chart according to first embodiment of the control method of the software download system of use radio communication of the present invention;

Fig. 8 A is the flow chart according to first embodiment of the work of the transmitter side of the software download system of use radio communication of the present invention;

Fig. 8 B is the flow chart according to first embodiment of the work of the receiver side of the software download system of use radio communication of the present invention;

Fig. 9 A is the flow chart according to second embodiment of the work of the transmitter side of the software download system of use radio communication of the present invention;

Fig. 9 B is the flow chart according to second embodiment of the work of the receiver side of the software download system of use radio communication of the present invention;

Figure 10 A is the flow chart according to the 3rd embodiment of the work of the transmitter side of the software download system of use radio communication of the present invention;

Figure 10 B is the flow chart according to the 3rd embodiment of the work of the receiver side of the software download system of use radio communication of the present invention; And

Figure 11 is the flow chart according to second embodiment of the control method of the software download system of use radio communication of the present invention.

Embodiment

Below will be in detail with reference to the preferred embodiments of the present invention, the example shown in the drawings.In any possible place, in whole accompanying drawing, use identical reference number to represent same or analogous part.

Fig. 2 is the block diagram according to the software download system of use radio communication of the present invention.The software download system of this use radio communication will be described with reference to figure 2.

Software download system according to the present invention comprises software upgrading (or download) equipment 220, radio transmission apparatus 230 and a plurality of video equipment (for example, TV) 200.

In order to send software program to video equipment 200, soft will updating the equipment 220 can comprise computer of storing software program wherein etc.Software update apparatus 220 sends software program to radio transmission apparatus 230.For example, software update apparatus 220 can be by its own operating unit (for example, keyboard) transmission software program to radio transmission apparatus 230.

Software update apparatus 220 and radio transmission apparatus 230 are connected to each other through RS-232 or by existing network (for example, internet).

Though do not illustrate at Fig. 2, software update apparatus 220 and radio transmission apparatus 230 can also transmit software program each other according to radio communication system (for example, infrared or bluetooth).

Radio transmission apparatus 230 receives and is used to the software program downloading or upgrade, and software program is inserted transport stream (TS) grouping, be the form that can send according to radio communication system with the TS packet switched, and the TS that sends conversion divides into groups.

The TS grouping that sends according to radio communication system is received by the tuner in the video equipment 200, and writes the memory (for example, flash memories) in the video equipment 200 afterwards.

Fig. 3 A has illustrated first embodiment of the transmitter side of software download system as shown in Figure 2.Will with reference to figure 2 and 3A describe software download system transmitter side the course of work and be used to divide and send the case method of software program.

Transmitter side according to software download system of the present invention comprises data input cell 301, data display equipment 302, modulator 303 and upconverter 304.

Data input cell 301 receives and is used for from software update apparatus 220 downloaded software programs, the software program that receives is divided into read-only memory (ROM) file and the ROM file is inserted in the segmental structure of the segment data unit shown in Fig. 5 A, 5B and 5C according to Motion Picture Experts Group (MPEG) 2 standards.

In other words, obtain segment data unit according to basic MPEG scheme from transport stream.

The segmental structure of each TS grouping has packet identifier (PID) and Table I D, and also has error detection byte (for example, the cyclic redundancy check character joint), and it must accurately mate the value of calculating at receiver side.

Carry out the process that is used for the ROM file is inserted the TS grouping in following mode.As shown in Figure 3A, the software program that is used to transmit is divided into a plurality of ROM files, and is inserted in according to on-the-spot test or experimental result the TROM file of dividing between the sky grouping with arranged at certain intervals.

Each the ROM file that is inserted between the empty grouping comprises multiple information, and such as PID and Table I D, this will be described below.

When receiving mass data simultaneously, according to the receiver side (for example, video equipment 200) of software download system of the present invention data download suitably.For preventing this download mistake, insert the ROM file with specific interval as mentioned above.

Data display equipment 302 reproduces the TS grouping (for example, the MEPG2 file) that is included in the ROM file that sends from data input cell 301 that wherein inserts with specific transfer rate, and sends TS and be grouped into modulator 303.

Modulator 303 modulation are grouped into the transmission data with the TS that specific transfer rate sends.

Upconverter 304 will be up-converted to by the transmission data of modulator 303 modulation can be by the tuning video of the tuner of video equipment 200 (RF) frequency band, and sends the data of up-conversion by antenna wireless.

To with reference to figure 5A, 5B and 5C the segmental structure that TS divides into groups be described in the back.

Fig. 3 B has illustrated second embodiment of the transmitter side of software download system as shown in Figure 2.To and be used to divide and send the case method of software program with reference to the course of work of the transmitter side of software download system shown in figure 2 and the 3B.Second embodiment of Fig. 3 B compares Fig. 3 A when sending dissimilar two or more software programs first embodiment has advantage.

The data input cell 311 that in the transmitter side shown in Fig. 3 B, comprises, data player 312, modulator 313 and upconverter 314 has basically and transmitter side as shown in Figure 3A comprises data input cell 301, data player 302, modulator 303 and upconverter 304 identical functions.

But, the data input cell 311 that comprises at the transmitter side as Fig. 3 B receives the software program that is used for from two or more types of software update apparatus 220 downloads, the software program that receives is divided into the ROM file of two or more types, and the ROM file is inserted the segmental structure of segment data unit according to Motion Picture Experts Group (MPEG) 2 standards.

For example, use aerial the download in the situation that (OAD) scheme sends software therein, specifically, when having the video equipment of two or more models, the ROM file of two or more types is inserted in the transport stream.For example, when having the video equipment of three models, a ROM file, the 2nd ROM file and the 3rd ROM file are inserted in the transport stream shown in Fig. 3 B.

In other words, the ROM file that is divided into of dissimilar software program is inserted in to determine between the spaced empty grouping.

Therefore, send by each OAD channel and software program that the video equipment of two or more models is associated.Therefore, the video equipment of multiple model can be downloaded their software program that is associated by single channel.

When the OAD channel was used for particular video frequency equipment, the video equipment of other model can not receive their software program that is associated simultaneously.Can solve this problem by realizing the TS shown in Fig. 3 B, it has increased channel usage rate and efficient.

Fig. 4 is the block diagram of example of the receiver side of software download system as shown in Figure 2.

Fig. 5 A has illustrated first embodiment according to the segmental structure of the TS grouping in the software download system that uses radio communication of the present invention.

Fig. 5 B has illustrated second embodiment according to the segmental structure of the TS grouping in the software download system that uses radio communication of the present invention.

Provide description now, with reference to figure 4,5A and 5B, how the receiver side of describing software download system receives software program and the renewal video equipment that sends from its transmitter side.

Receiver side according to software download system of the present invention comprises tuner unit 401, signal processor 402, image processor 403, display unit 404, controller 405, first memory 406 and second memory 407.

Tuner unit 401 be tuned to broadcasting channel and be received in the transport stream (TS) of in the respective radio-frequency of the antenna transmission of transmitter side, carrying.

Signal processor 402 demodulation broadcast channels are the signal that comprises video, audio frequency and grouped data, and the TS of transmission demodulation is grouped into controller 405.

Image processor 403 is carried out the processing that makes it possible to display video data on display unit 404 such as convergent-divergent on the video data of being handled by signal processor 402.

Display unit 404 display videos and information data.

The whole work of the receiver side of controller 405 Control Software download systems (for example, display device 200).Controller 405 checks that TS grouping that the software program at conduct and video equipment 200 is associated (just, segment data unit) packet identifier (PID) in the segmental structure (referring to Fig. 5 A and 5B), to determine whether the TS grouping is the specific cluster of presetting, just, the software program of TS grouping and video equipment is associated.

Controller 405 is checked model name and the model version in first segment data unit, and progressive download first to the end the ROM file data of segment data unit to first memory 406.When the ROM of all segment data units file data is downloaded to first memory 406, controller 405 will be write second memory 407 at the ROM file data in the first memory 406.

Especially, controller 405 is checked model name and the model version in first segment data unit, and checks second PID, Table I D and the segmentation number of segment data unit to the end, with the progressive download first ROM file of segment data unit to the end.

Below with reference to Fig. 5 A and 5B the segmental structure that divides into groups according to TS of the present invention is described in further detail.

Can specify the particular value of the software program that is associated with video equipment to be used for the PID of segment data unit, and this particular value also is used for its Table I D.

The length of " section length " field indication segment data unit of each segment data unit, and specify the position of crc value in segment data unit.

The general number of " segmentation number " field indication segment data unit of each segment data unit, and the total number of " segmentation number " field of last segment data unit indication segment data unit, receiver side can be determined which segment data unit of current reception thus.

" ROM file data " field comprises the data of one of ROM file that the software program that is used to transmit is divided into.

In the segmental structure of Fig. 5 A, comprise model name and model version field, and in the segmental structure of Fig. 5 B, do not comprise.The segmental structure indication first that the segmental structure of Fig. 5 A is indicated first segment data unit and Fig. 5 B is each of segment data unit to the end.

By only in first segment data unit, inserting model name and model version field, the software program that it can be determined whether the segment data unit of ensuing transmission belongs to and is associated by the video equipment of the specific model of first segment data unit sign.

Because can insert model name and model version information in the segment data unit to the end second, can guarantee enough data spaces.

First memory 406 can comprise the temporary storage such as dynamic ram (DRAM), and second memory 407 can comprise readable/can write flash memories etc.

Fig. 5 C has illustrated the 3rd embodiment according to the segmental structure of the TS grouping in the software download system that uses radio communication of the present invention.

Provide description now, with reference to figure 4 and 5C, how the receiver side of describing software download system receives software program and the renewal video equipment that sends from its transmitter side.The embodiment of Fig. 5 C compares the advantage that the embodiment of above-mentioned Fig. 5 A and 5B has and is that receiver side can be with higher rate receiving software program.

Shown in Fig. 5 C, first to the end segmental structure have same structure.Especially, first to the end segmental structure all be set to comprise model name and model version information, even make not send segmental structure in proper order, receiver side can normally receive required software program by model name and the model version information of checking each segmental structure.

The segmental structure of Fig. 5 C comprises that ROM type information and Fig. 5 A and 5B's is opposite.Because type according to the downloaded software program, the dissimilar ROM file data of dissimilar downloaded software programs must be stored in diverse location, and the ROM type information is specified the type (or execution and ROM file data be associated processing) of ROM file data.

This is because for example, startup software program of handling and the main software program of being responsible for its whole operation of being responsible for the receiver side (for example, video equipment 200) of software download system are stored in the diverse location of second memory 407.

The tuner unit 401 of the receiver side of the software download system of pie graph 5C, signal processor 402, image processor 403, display unit 404, controller 405, first memory 406 and second memory 407 have with above-mentioned basically with reference to figure 4,5A and the described identical functions of 5B.

The controller 405 of the receiver side of the segmental structure of the TS grouping of reception shown in Fig. 5 C has and receives the different slightly structure of controller 405 with the receiver side of the segmental structure of the TS grouping shown in the 5B as Fig. 5 A.

Especially, whole work of the receiver side (for example, video equipment 200) of the controller 405 Control Software download systems of the receiver side of the segmental structure of the TS grouping of reception shown in Fig. 5 C.Controller 405 checks that TS grouping that the software program at conduct and video equipment 200 is associated (just, the packet identifier (PID) of segmental structure segment data unit) (referring to Fig. 5 C), to determine whether the TS grouping is the specific cluster of presetting, just, the software program of TS grouping and video equipment is associated.

Controller 405 is checked model name, model version and the segmentation number in each segment data unit, and with random order download first to the end the ROM file data of segment data unit to first memory 406.When the ROM of all segment data units file data is downloaded to first memory 406, controller 405 will be write second memory 407 at the ROM file data in the first memory 406.

The last segmentation number that controller 405 can multiply by the number of all segment data units of indication by the size with the ROM file data pre-determines the size that is used for the downloaded software program.Based on definite software program size, controller 405 sets in advance and is used for memory area and the address that the downloaded software program is associated.

Even segment data unit is not first segment data unit, controller 405 can be downloaded the download ROM file data of each segment data unit at first to the segments destination address of first memory 406 corresponding to segment data unit.

When configuration first segmental structure shown in Fig. 5 A and shown in Fig. 5 B configuration second must download segmental structure since first segmental structure, because only first segmental structure comprises model name and model version information to the end during each of segmental structure.But, when configuration first shown in Fig. 5 C to the end during each of segmental structure, can download segmental structure with random order, reduced thus and downloaded the required time of segmental structure.

Fig. 6 is according to the block diagram of the receiver side of the software download system of use radio communication of the present invention when having two or more controller.Provide description now,, describe how to be updated in the two or more controllers that comprise in the single video equipment simultaneously with reference to figure 6.

Use the receiver side of the software download system of radio communication to be, for example, digital TV.Numeral TV comprises digital broadcast signal processor 610 and image processor 620 as shown in Figure 6.

Digital broadcast signal processor 610 receiving digital broadcast signals and on the digital broadcast signal that receives, carry out processing such as the demodulation sign indicating number.

Image processor 620 is carries out image processing on the signal of being handled by digital broadcast signal processor 610, makes it to export by screen.

Digital broadcast signal processor 610 comprises digital tuner 611, signal processor 612, first memory 613 and first controller 614.

Digital tuner 611 receiving broadcast signals, broadcast singal can comprise the software program that is associated with digital TV.

Signal processor 612 is carried out the demodulation sign indicating number and is handled on the broadcast singal that receives.

First memory 613 storages are used to drive the drive software program of first controller 614.

First controller is loaded in the software program that comprises in the broadcast singal 614 times, and definite downloaded software program and first controller 614 or second controller 627 are associated.According to the result who determines, first controller 614 is updated in the drive software program of storing in the first memory 613 with the software program of downloading, or the downloaded software program is sent to second controller 627.

First controller 614 is stored the ID of first and

second controllers

614 and 627 and the version information of drive software program therein.The ID and the version information that comprise in ID that first controller 614 is stored more therein and version information and the software program that in broadcast singal, comprises, and determine that the software program that comprises and first controller 614 or second controller 627 are associated in broadcast singal.

Image processor 620 comprises analog tuner 621, outside input unit 622, switch element 623, screen processor 624, display unit 625, second memory 626 and second controller 627.

The output of switch element 623 selections and output signal processor 612, one of output of the output of analog tuner 621 and outside input unit 622 makes it be sent to screen processor 624.

The output that screen processor 624 is handled switch element 623 makes it show on the screen of display unit 625.

Second memory 626 storages are used to drive the drive software program of second controller 627.

Second controller 627 uses the software program that receives from first controller 614 to be updated in the drive software program of storing the second memory 626.

As mentioned above, first controller 614 is stored the ID of first and

second controllers

When the software program of determining to comprise in broadcast singal and second controller 627 were associated, first controller 614 was sent to second controller 627 with software program.

The communication line that is used to transmit software program is connected between first controller 614 and second controller 627.Connection line can be, for example, and universal asynchronous receiver reflector (UART), USB (USB) or RS-232C circuit.

Fig. 7 is the flow chart according to first embodiment of the control method of the software download system of use radio communication of the present invention.Will be with reference to the embodiment of figure 7 descriptions according to the control method of the software download system of use radio communication of the present invention.

The software program that software update apparatus 220 will be written to video equipment 200 is input to radio transmission apparatus 230 (S701).

Receiving under the situation of software program, radio transmission apparatus 230 is modulated software program by being inserted into transport stream (TS) grouping, and comprises the TS (S702) of grouping according to the radio communication system up-conversion.

Send the TS (S703) of up-conversion after the radio transmission apparatus 230 by antenna wireless.

Video equipment 200 (for example, digital TV) at receiver side is separated mediation software program associated packet and second memory 407 (S704) is write in the grouping of demodulation from the TS by tuned cell 401 wireless receivings.

Fig. 8 A is the flow chart according to first embodiment of the work of the transmitter side of the software download system of use radio communication of the present invention.Will be with reference to the embodiment of figure 8A description according to the work of the transmitter side of the software download system of use radio communication of the present invention.

The step of the Input Software program being inserted TS grouping and up-conversion TS grouping in software download process according to the present invention in the work of transmitter side comprises step S801, S802, S803, S804 and S805, and is as described below.

At first, will be used for the downloaded software procedure division is a plurality of ROM files (S801).

The ROM file of dividing is inserted in between the default spaced empty grouping, with the TS grouping of creating and software program is associated (S802).

First of the segment data unit of the TS grouping that formation and software program are associated comprises PID, Table I D, section length, segmentation number, last segmentation number, model name, model version, ROM file data and CRC information (with reference to figure 5A).

Second to the end each of segment data unit comprise PID, Table I D, section length, segmentation number, last segmentation number, ROM file data and CRC information (with reference to figure 5B).

The TS grouping of creating is reproduced (S803) with specific transfer rate.

Modulation comprises the TS (S804) of the TS grouping of reproduction.

The TS of up-conversion modulation makes it possible to send its (S805) according to radio communication system.

Fig. 8 B is the flow chart according to first embodiment of the work of the receiver side of the software download system of use radio communication of the present invention.Will be with reference to the example of figure 8B description according to the work of the receiver side of the software download system of use radio communication of the present invention.

Receiver side (just in software download process according to the present invention, video equipment 200 such as digital TV) in the operation, separate from TS and to be in harmonious proportion the software program associated packet and the step that second memory 407 is write in the grouping of demodulation comprised step S851, S852, S853, S854, S855 and S856 by tuner 401 wireless receivings, as described below.

At first, by tuner unit 401 receiving broadcast signals.PID from the TS grouped data of handling by signal processor 402, controller 405 to the memory of video equipment 200 (for example determines whether need to download the TS grouped data, second memory) 407, just and the software program that is associated of video equipment 200 whether be included in the broadcast singal of reception.When the software program that is associated with video equipment 200 comprised in the broadcast singal that is receiving, controller 405 was carried out filtering to extract the segment data unit (S851) corresponding to software program.

Afterwards, the content of resolving each segment data unit to be to obtain segmentation number and section length information, shown in Fig. 5 A and 5B, and obtains core segment data (S852) as actual ROM file data from each segment data unit.

Here, model name in first segment data unit of determining shown in Fig. 5 A, to dispose and model version whether with identical (S853) of video equipment 200.When definite model name and version are inequality, do not carry out the process of downloading software program.

When the model version of the software program of determining that model name is identical and receiving is the version that upgrades, in first memory, divide and be used in the memory area of downloading software program, and since first segment data unit, with the ROM file data copy orderly of segment data unit to first memory.When because the broadcast environment of difference when interrupting the reception of segment data unit, suspend the ROM file data that duplicates segment data unit to the process of first memory up to the segment data unit that has received interruption.

Any segment data unit allocate memory zone of having duplicated or having downloaded in first memory.Especially, because the reception of segment data unit may interrupt, relatively with the segmentation number of the segmentation number of each segment data unit and the segment data unit that duplicates at last.Only when the segmentation number of segment data unit big a period of time of segmentation number than the segment data unit that duplicates at last, reception segment data unit and it is copied to first memory, and abandon all remaining segment data units.Repeat said process make with first to the end the segment data unit copy orderly to first memory (S854).

When duplicated up to and when comprising all segment data units of last segment data unit, calculate the CRC of the ROM file data in first memory 406 or check and, make a mistake determining whether.If do not make a mistake, decompress(ion) ROM file data (for example) according to the MPEG2 standard, and afterwards it is write second memory 407 (S855).

When based on the CRC or the verification of calculating with when determining to make a mistake, must download required software program once more.

When the software program that will be used to download or upgrade normally downloads to second memory 407, restart video equipment 200 (S856).

Fig. 9 A is the flow chart according to second embodiment of the work of the transmitter side of the software download system of use radio communication of the present invention.With reference to figure 9A description another example according to the work of the transmitter side of the software download system of use radio communication of the present invention.

In the work of transmitter side, the step of the Input Software program being inserted TS grouping and up-conversion TS grouping comprises step S901, S902, S903, S904 and S905, and is as described below in software download process according to the present invention.

At first, will be used for the downloaded software procedure division is a plurality of ROM files (S901).

The ROM file of dividing is inserted in between the default spaced empty grouping, and with the TS grouping of creating and software program is associated, each TS grouping comprises model name and model version information (S902).

Constitute and TS grouping that software program is associated first to the end each of segment data unit comprise PID, Table I D, section length, segmentation number, segmentation number, model name, model version, ROM type, ROM file data and CRC information (with reference to figure 5C) at last.

The TS grouping of creating is reproduced (S903) with specific transfer rate.

Modulation comprises the TS (S904) of the TS grouping of reproduction.

The TS of up-conversion modulation makes it possible to send its (S905) according to radio communication system.

Fig. 9 B is the flow chart according to second embodiment of the work of the receiver side of the software download system of use radio communication of the present invention.With reference to figure 9B description another example according to the work of the receiver side of the software download system of use radio communication of the present invention.

Receiver side (just in software download process according to the present invention, video equipment 200 such as digital TV) in the operation, separate from TS and to be in harmonious proportion the software program associated packet and the step that second memory 407 is write in the grouping of demodulation comprised step S951, S952, S953, S954, S955, S956, S957 and S958 by tuner unit 401 wireless receivings, as described below.

At first, by tuner unit 401 receiving broadcast signals.PID from the TS grouped data of handling by signal processor 402, controller 405 to the memory of video equipment 200 (for example determines whether need to download the TS grouped data, second memory) 407, just and the software program that is associated of video equipment 200 whether be included in the broadcast singal of reception.When the software program that is associated with video equipment 200 comprised in the broadcast singal that is receiving, controller 405 was carried out filtering to extract the segment data unit (S951) corresponding to software program.

The memory area and address (S952) that first memory 406 are set according to the last segmentation number and the ROM file size of segment data unit.

Afterwards, the content of resolving each segment data unit to be to obtain segmentation number and section length information, shown in Fig. 5 C, and obtains core segment data (S953) as actual ROM file data from each segment data unit.

Shown in Fig. 5 C, check model name, model version and segmentation number (S954) in segment data unit.

If determine the model name of segment data unit and (S954) inequality of video equipment 200, do not carry out the process of downloading software program.

When the model version of the model name of determining segment data unit and the software program of the identical of video equipment 200 and reception is the version that upgrades, the segmentation number of segment data unit is the segmentation number (S954) that also is not downloaded, with the ROM file copy of the segment data unit memory area (S955) corresponding to the address that is provided with according to the segmentation number in the first memory 406.

In the embodiment of Fig. 9 B, carry software program now according to model name, model version and segments, and the ROM file data of segment data unit is copied to first memory 406 with random order.

Even when the broadcast environment because of difference interrupts the reception of segment data unit, the ROM file data continuous replication of segment data unit is arrived first memory 406, up to having received all segment data units, except when the segmentation number of segment data unit when identical with any segment data unit of having downloaded, provides the model name of each segment data unit and the identical of video equipment 200 and the model version of the software program that receives is the version that upgrades.

When having duplicated the ROM file of all segment data units (S956), calculate the CRC of the ROM file data in first memory 406 or verification and, to determine whether to have taken place mistake.If do not make a mistake, decompress(ion) ROM file data (for example) according to the MPEG2 standard, and write second memory 407 (S957) afterwards.

Here, with reference to their ROM type, software program that will be associated with the startup processing of video equipment 200 and the software program that is associated with the application that is used for video equipment 200 are write their memory areas separately of presetting at second memory 407.

When the software program that will be used to download or upgrade normally downloads to second memory 407, restart video equipment 200 (S958).

Figure 10 A is the flow chart according to the 3rd embodiment of the work of the transmitter side of the software download system of use radio communication of the present invention.With reference to Figure 10 description another example according to the work of the transmitter side of the software download system of use radio communication of the present invention.

In the work of transmitter side, the step of the Input Software program being inserted TS grouping and up-conversion TS grouping comprises step S1001, S1002, S1003, S1004 and S1005, and is as described below in software download process according to the present invention.

The software program of the two or more types of input in the embodiment of Figure 10 A, this is different from Fig. 8 A that wherein imports single software program and the embodiment of 9A.

The software program of the two or more types of software update apparatus 220 inputs is to radio transmission apparatus 230 (not shown)s.

Under the situation of the software program that receives two or more types, radio transmission apparatus 230 is divided into a plurality of ROM files (with reference to figure 3B) (S1001) with each software program.For example, according to the MPEG2 transmission standard each software program is divided into a plurality of ROM files.

The data input cell 311 of radio transmission apparatus will be inserted in the segmental structure of the segment data unit shown in Fig. 5 C according to the MPEG2 standard corresponding to the ROM file (it is downloaded to the video equipment of different model) of the software program of two or more types.Especially, data input cell 311 ROM file (for example, a ROM file, the 2nd ROM file and the 3rd ROM file) that dissimilar software programs is divided into is inserted in to determine between the spaced empty grouping.

The ROM file of dividing is used to create the TS grouping, and each TS grouping comprises model name, model version and ROM type (S1002).The TS grouping also comprises PID, Table I D, section length, segmentation number, last segmentation number, ROM file data and CRC information (with reference to figure 5C).

The TS grouping of creating is reproduced (S1003) with specific transfer rate.

Modulation comprises the TS (S1004) of the TS grouping of reproduction.

The TS of up-conversion modulation makes it possible to send its (S1005) according to radio communication system.

Figure 10 B is the flow chart according to the 3rd embodiment of the work of the receiver side of the software download system of use radio communication of the present invention.With reference to Figure 10 description another example according to the work of the receiver side of the software download system of use radio communication of the present invention.

Receiver side (just in software download process according to the present invention, video equipment 200 such as digital TV) in the operation, separate from TS and to be in harmonious proportion the software program associated packet and the step that second memory 407 is write in the grouping of demodulation comprised step S1051, S1052, S1053, S1054, S1055, S1056, S1057, S1058 and S1059 by tuner unit 401 wireless receivings, as described below.

The video equipment 200 of different model passes through their tuner unit 401 receiving broadcast signals and sends the broadcast singal that receives to arrive their signal processor 402 (S1051).The signal processor 402 of each video equipment 200 is demodulated into the TS grouping with broadcast singal, and transmission TS is grouped into controller 405.

PID from the TS grouped data of handling by signal processor 402, controller 405 to the memory of video equipment 200 (for example determines whether need to download the TS grouped data, second memory) 407, just and the software program that is associated of video equipment 200 whether be included in the broadcast singal of reception.When the software program that is associated with video equipment 200 comprised in the broadcast singal that is receiving, controller 405 was carried out filtering to extract the segment data unit (S1052) corresponding to software program.

The memory area and address (S1053) that first memory 406 are set according to the last grouping number and the ROM file size of segment data unit.

Afterwards, the content of resolving each segment data unit to be obtaining segmentation number and the section length information shown in Fig. 5 C, and obtains core segment data (S1054) as actual ROM file data from each segment data unit.

Shown in Fig. 5 C, check model name, model version and segmentation number (S1055) in segment data unit.

If determine the model name of segment data unit and (S1055) inequality of video equipment 200, do not carry out the process of downloading software program.

When the model version of the model name of determining segment data unit and the software program of the identical of video equipment 200 and reception is the version that upgrades, the segmentation number of segment data unit is the segmentation number (S1055) that also is not downloaded, with the ROM file copy of the segment data unit memory area (S1056) corresponding to the address that is provided with according to the segmentation number in the first memory.

In the embodiment of Figure 10 B, carry software program now according to model name, model version and segments, and the ROM file data of segment data unit is copied to first memory with random order.

Even when the broadcast environment because of difference interrupts the reception of segment data unit, the ROM file data continuous replication of segment data unit is arrived first memory, up to having received all segment data units, the model version of the software program that the model name of each segment data unit and the identical of video equipment 200 is provided and receives is the version that upgrades, except when the segmentation number of segment data unit is when identical with any segment data unit of having downloaded.

When having duplicated the ROM file of all segment data units (S1057), calculate the CRC of the ROM file data in first memory or verification and, to determine whether to have taken place mistake.If do not make a mistake, decompress(ion) ROM file data (for example) according to the MPEG2 standard, and write second memory (S1058) afterwards.

Here, with reference to their ROM type, software program that is associated with the startup processing of video equipment 200 and the software program that is associated with the application that is used for video equipment 200 are written at their default memory areas separately of second memory.

When the software program that will be used to download or upgrade normally downloads to second memory, restart video equipment 200 (S1059).

Figure 11 is the flow chart according to second embodiment of the control method of the software download system of use radio communication of the present invention.To embodiment according to the control method of the software download system of use radio communication of the present invention be described with reference to Figure 11.The embodiment of Figure 11 is useful when comprising two or more controller in video equipment.But, the embodiment of Figure 11 can and Fig. 7-10 compatible and can with its in conjunction with realization.

Use equipment execution method as shown in figure 11 as shown in Figure 6, and therefore will provide its description with reference to assembly as shown in Figure 6.

Aerial to download (OAD) scheme be during the time cycle by the broadcasting station appointment, sends on particular channel and the method for the software program that video equipment is associated with the transformat identical with broadcast singal.

When the user wanted to upgrade their software program of video equipment, the user connected the power supply of video equipment during designated period, and with video equipment be tuned to particular channel.

Digital tuner 611 receives the broadcast singal (S1101) of particular channel.

First controller 614 detects software program from broadcast singal, and allows to download software program (S1102).

The inspection of first controller 614 is detected and the ID of downloaded software program, with definite downloaded software program and first controller 614 or second controller 627 be associated (S1103).

First controller 614 is stored the ID of first and

second controllers

614 and 627 therein.Therefore, first controller 614 compares the ID of downloaded software program and the ID of storage, to determine ID and the ID of first controller 614 or the ID identical (S1103) of second controller 627 of downloaded software.

When the ID of the ID that determines downloaded software at step S1103 and first controller 614 was identical, first controller 614 was checked the version (S1104) of the software program that receives.

When the version of storing in first controller 614 at the version ratio of the definite software program that receives of step S1104 was new, first controller 614 was updated in the drive software program (S1105) of storing in the first memory 613 with the software program that receives.

When the ID of the ID that determines downloaded software at step S1103 and second controller 627 was identical, first controller 614 was checked the version (S1106) of the software program that receives.

When the version of storing in first controller 614 at the version ratio of the definite software program that receives of step S1106 was new, first controller 614 sent the software program of reception to second controller 627 (S1107).

Afterwards, by the software program that storage in second memory 626 receives, second controller 627 is updated in the drive software program (S1108) of storage in the second memory 626 with the software program that receives.

As mentioned above, according to video equipment and the control method software program that the needs repeated plant does not connect and the disconnection process is associated with download and video equipment thereof that comprises the software upgrade function that uses radio communication of the present invention, and, also significantly reduced and downloaded the time that software program needs because send software program by radio frequency.

For example, the about ROM file of downloading 1.3MB in 45 seconds of needs when using according to radio frequency of the present invention, however when using the RS-232 cable, needed about 2 minutes 10 seconds to download it.And, the about ROM file of downloading 3.4MB in 2 minutes of needs when using according to radio frequency of the present invention, however when using the RS-232 cable, needed about 5 minutes 40 seconds to download it.Therefore, compare existing method, the present invention has significantly reduced the time that the download software program needs.

Find out easily that from above-mentioned explanation the method and apparatus that is used to upgrade the software of video equipment according to the present invention has multiple advantage.For example, by model name and model version information are included in each segment data unit that is associated with software program fully, compare when needs when first segment data unit is downloaded segment data unit, significantly reduced and downloaded the time that software program needs.

In addition, can send the software program of two or more types simultaneously, increase software download efficient thus.

In addition, when single video equipment comprises two or more controller, can receive simultaneously and software program that all controllers are associated to upgrade all controllers.

Clearly can make multiple modifications and changes to those skilled in the art to the present invention.Therefore, the invention is intended to cover modification of the present invention and the modification that provides in claims and the equivalent scope thereof.

Claims

1. one kind is used to use radio communication to upgrade the method for the software of video equipment, and this method comprises:

The software program that will be used for being stored in video equipment is divided into a plurality of read only memory ROM files;

This ROM file is inserted the transport stream TS grouping that is associated with establishment and this software program with between the default spaced empty grouping, and each TS grouping comprises packet identifier PID;

The TS grouping that is included in the ROM file that wherein inserts is up-converted to radio frequency, and send the TS grouping according to radio communication system;

Check that this PID is to determine whether the TS grouping is associated with the software program of this video equipment; With

When determining that this TS grouping is associated with the software program of this video equipment, in memory, be stored in the ROM file that comprises in the TS grouping.

2. the method for claim 1, wherein, first of this segmental structure comprises described PID, Table I D, section length, segmentation number, last segmentation number, model name, model version, ROM file data and error detection byte information, and second of segmental structure comprises PID, Table I D, section length, segmentation number, segmentation number, ROM file data and error detection byte information at last to last one each.

3. method as claimed in claim 2, wherein, the step that should be stored in the ROM file that comprises in the TS grouping in memory comprises:

Compare model name and model version and default video equipment model name and model version in first segmental structure;

When the model name in first segmental structure identical with default model name, and when the model version in first segmental structure is newer than default model version, finish since the ROM file data of first segmental structure and with the ROM file data of last segmental structure, progressive download has the ROM file data of the segmental structure of identical PID; With

ROM file data with the download of software program upgrades video equipment.

4. the method for claim 1, wherein each segmental structure comprises described PID, Table I D, section length, segmentation number, last segmentation number, model name, model version, ROM file data, ROM type and error detection byte information.

5. method as claimed in claim 4, wherein, should in memory, be stored in the step of the ROM file that comprises of TS grouping comprise:

Compare model name and model version and default video equipment model name and model version in segmental structure;

When the model name in segmental structure is identical with default model name, and the model version in the segmental structure is when newer than default model version, according to the size of last segmentation number and ROM file memory area and address is set in first memory;

When the model name in segmental structure is identical with default model name, and the model version in the segmental structure is duplicated each segmental structure to memory area that is provided with and address when newer than default model version in first memory;

When the ROM file data with all segmental structures copied to first memory, the ROM file data of all segmental structures of download software program was to second memory; With

ROM file data with the download of software program upgrades video equipment.

6. method as claimed in claim 5, wherein, model name that should be in segmental structure and default model name are identical, and the model version in the segmental structure is when newer than default model version, duplicate segmental structure and comprise to the step of memory area that is provided with in first memory and address:

Segmentation number according to segmental structure duplicates the address of ROM file data to first memory.

7. method as claimed in claim 5, wherein, the ROM file data of these all segmental structures of download software program when the ROM file data with all segmental structures copies to first memory comprises to the step of second memory:

Download ROM file data that is associated with the startup processing and the ROM file data that is associated with application to each default in second memory memory area.

8. as any one described method among the claim 4-7, wherein, the step that this software program that will be used for being stored in video equipment is divided into a plurality of ROM files comprises:

Each of software program of a plurality of types that will be used for being stored in the video equipment of a plurality of types is divided into a plurality of ROM files.

9. method as claimed in claim 8, wherein, this is inserted into this ROM file corresponding to the step in the segmental structure of TS grouping and comprises:

A plurality of ROM file datas unit that the software program of a plurality of types is divided into is inserted in the single transport stream (TS) between the sky grouping with arranged at certain intervals.

10. the step of the ROM file that the method for claim 1, wherein should comprise in the storage TS grouping in memory comprises:

Download the software program that comprises the ROM file data by first controller;

By first controller determine whether with video equipment that the downloaded software program is associated in have different controllers;

If have different controllers then send software program and arrive different controllers; With

According to the different controllers of downloaded software program updates.

11. method as claimed in claim 10, wherein, should by first controller determine with video equipment that the downloaded software program is associated in whether exist the step of different controllers to comprise:

Compare the ID of downloaded software program and the ID and the version information of version information and each controller in video equipment; With

If the ID of downloaded software program is identical with the ID of specific controller, and the version of downloaded software program is newer than the version of specific controller, determines that specific controller and downloaded software program are associated.

12. the method for claim 1, wherein should comprise according to the step of radio communication system transmission TS grouping:

Send the TS grouping according to radio communication system by aerial download channels.

13. one kind is used to use radio communication to upgrade the equipment of the software of video equipment, this equipment comprises:

Tuner unit, it is used to receive a plurality of ROM files that the software program that is associated with video equipment is divided into;

Memory cell, it is used to store the ROM file of reception; With

Controller, it is used to read stored ROM files and upgrades video equipment;

Wherein, this tuner unit receives a plurality of ROM files that are inserted in in the transport stream TS grouping that is associated with establishment and this software program between the default spaced empty grouping, and each TS grouping comprises packet identifier PID; And if this controller determines that by checking PID the TS grouping is associated with the software program of video equipment, ROM file that this cell stores should reception then.

14. equipment as claimed in claim 13, wherein, first of this segmental structure comprises described PID, Table I D, section length, segmentation number, last segmentation number, model name, model version, ROM file data and error detection byte information, and second of segmental structure comprises PID, Table I D, section length, segmentation number, segmentation number, ROM file data and error detection byte information at last to last one each.

15. equipment as claimed in claim 14, wherein, this controller compares model name and model version and default video equipment model name and the model version in first segmental structure, when the model version when the model name in first segmental structure in and first segmental structure identical with default model name is newer than default model version, finish since the ROM file data of first segmental structure and with the ROM file data of last segmental structure, progressive download has the ROM file data of the segmental structure of identical PID, and upgrades video equipment with the ROM file data of the download of software program.

16. equipment as claimed in claim 13, wherein, each segmental structure comprises described PID, Table I D, section length, segmentation number, last segmentation number, model name, model version, ROM file data, ROM type and error detection byte information.

17. equipment as claimed in claim 16, wherein, this controller is the model name in segmental structure and model version and default video equipment model name and model version relatively, when the model version when the model name in segmental structure in and the segmental structure identical with default model name is newer than default model version, size according to last segmentation number and ROM file is provided with memory area and address in first memory, when the model version when the model name in segmental structure in and the segmental structure identical with default model name is newer than default model version, duplicate each segmental structure to memory area that in first memory, is provided with and address, when the described ROM file data of all segmental structures has copied to first memory, the ROM file data of all segmental structures of downloading software program is to second memory, and with the ROM file data renewal video equipment of the download of software program.

18. equipment as claimed in claim 17, wherein, the model name of being somebody's turn to do in segmental structure is identical with default model name, and when the model version in the segmental structure is newer than default model version, duplicates segmental structure and comprise to the step of memory area that in first memory, is provided with and address:

19. method as claimed in claim 17, wherein, when the described ROM file data that deserves all segmental structures had copied to first memory, the ROM file data of downloading all segmental structures of software program comprised to the step of described second memory:

20. as any one described equipment among the claim 16-19, wherein, the software program of a plurality of types that the video equipment of this tuner unit reception and a plurality of types is associated, each in the software program of a plurality of types is divided into a plurality of ROM files.

21. equipment as claimed in claim 20, wherein, this tuner unit receives a plurality of ROM file datas unit that the software program of a plurality of types is divided into, and a plurality of ROM file datas unit is inserted in the single transport stream (TS) between the sky grouping with arranged at certain intervals.

22. equipment as claimed in claim 13, wherein, this controller comprises a plurality of controllers,

Wherein, first download of these a plurality of controllers comprises the software program of ROM file data, determine with video equipment that the downloaded software program is associated in whether have different controllers, if had second controller would send software program to and second controller that is associated of downloaded software program and according to downloaded software program updates second controller.

23. equipment as claimed in claim 22, wherein, this first controller compares the ID of downloaded software program and the ID and the version information of version information and the storage of each controller in video equipment, if and the ID of the ID of downloaded software program and specific controller is identical and the version downloaded software program is newer than the version of specific controller, determine that then specific controller and downloaded software program are associated.

24. equipment as claimed in claim 13, wherein, this tuner unit receives a plurality of ROM files by aerial (OAD) download channels, will be divided into these a plurality of ROM files with the software program that video equipment is associated.