CN1901085A

CN1901085A - Multimedia player

Info

Publication number: CN1901085A
Application number: CN 200610086007
Authority: CN
Inventors: 应学勤
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-19
Filing date: 2006-07-19
Publication date: 2007-01-24

Abstract

The multimedia player includes a RFID writing-reading module, a GPS module, an audio playing module, an input module, a memory module with multimedia database including RFID marking information and GPS positioning information and a kernel treater module, and may also include a radio network module. The present invention makes it possible for the tourist to select favorable introducing content and mode and to spread his experience and knowledge, for the tourism manager to set the introduction content in Internet for introducing in different forms. The present invention may be used in tourism, amusement park, exhibition and other fields.

Description

Multimedia player

One, technical field

This is bright to relate to a kind of multimedia player, relates in particular to a kind of broadcast and specifies multimedia player.

Two, background technology

At present, sell the road that has multiple gps satellite navigational system, this class navigational system to be mainly used in the travelling on the market and indicate, indicating mode also can adopt the audio frequency mode, but only limits to realize navigation feature, mainly towards driver and open-air scientific investigation personnel.But how to arrive the destination for being indifferent to, but be concerned about the relevant knowledge of destination and the common traveller of information, that these navigational system can not provide at present is diversified about this ground, introduce in detail each side information and with the multimedia messages that the user's interest mode is play, the tour description and direction at indoor sight spot also can't be provided simultaneously.Tape player or the MP3 player of playing the visit explainative information appearred providing in the market, generally get use in tourist attractions by the visitor, but visitor's touring line is fixed by playing voice, be subjected to the restriction of the visit process in the set broadcast voice document, can not carry out the broadcast of relevant information according to visitor's subjective wishes, if the visitor wants the interest according to oneself, the wish visit, the tape player or the MP3 player of this broadcast visit explainative information just can't provide relevant information at any time, simultaneously, also can't be at specific outdoor sight spot, indoor sight spot, historical relic carries out detailed explanation, and the explanation mode is single, and the tour description and direction of different-style can not be provided.

Up to now, do not occur as yet realizing outdoor and indoor tour description and direction simultaneously, article, historical relic explanation, it is optional to explain orally style, can utilize the internet mass storage to play the multimedia player that is bordering on unlimited multimedia messages.

Three, summary of the invention

1, goal of the invention: the present invention is directed to the technical matters that present multimedia player can not be selected multimedia messages according to user's actual needs, provide a kind of can the broadcast to specify multimedia player by RFID beacon information and GPS locating information.

2, technical scheme:, the invention provides following technical scheme in order to reach above-mentioned goal of the invention:

The multimedia player of first kind of scheme comprises the RFID module for reading and writing, gps satellite global location module, audio playing module, load module, store the memory module and the core processor module of the multimedia database of the beacon information that comprises RFID and GPS locating information, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing or gps satellite global location module and obtain the article that indicate by RFID, the locating information that positional information or satellite provide, the corresponding multi-medium data of search in described multimedia database is play the multi-medium data that searches by audio playing module then again.

Described multimedia player also comprises display module, core processor is searched for corresponding multi-medium data in described multimedia database after, play the multi-medium data search by display module, also can be according to the mode of load module appointment such as literal, Voice ﹠ Video play multimedia data.

Core processor in the core processor module can directly obtain the Word message of storing among the RFID according to the user by the indication of load module input, adopts the TTS technology to carry out speech play or pass through display module directly at screen display by audio playing module.Existing RFID is divided into two classes, and a kind of have only card number; A kind of except that card number, storage space storage data can be arranged, data volume is little.RFID can store two kinds of information, and one is unique identifier of RFID; Its two, be other information, the literal of these other information stores explanation.For example, the unique identifier of RFID is 123456789007, and the descriptive information of storage is " Qianrong's of the Qing Dynasty a snuffbottle ".Can seek corresponding multi-medium data at multimedia database according to such identifier,, just adopt the TTS technology if can not find, synthetic speech read out or directly literal be presented on the screen or carry out voice broadcast and literal simultaneously and show.

The multimedia player of this programme also comprises the extended memory interface, is used for the storage space of extended multimedia database.

Described multimedia player also comprises the local communication interface module, by the multimedia database in this local communication interface module importing PC or the miscellaneous equipment.

The multimedia player of this programme has function of reading electronic tag and the function of carrying out global location simultaneously.When the user started shooting use, RFID function and GPS function were opened, and read unique identifier of RFID, if stored in the storer and the corresponding multi-medium data of this identifier, then play, and the form of broadcast can be an audio frequency, also can be image.

The multimedia player of second kind of scheme comprises the RFID module for reading and writing, gps satellite global location module, wireless network module, audio playing module, load module, store the memory module and the core processor module of the multimedia database of the beacon information that comprises RFID and GPS locating information, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing and GPS global location module and obtain article, station location marker and locating information, again according to the multimedia database of storing in this identification data searching storage module that comprises RFID information and GPS locating information, if search then with mode play multimedia data by the load module appointment; If do not search, then carry out global search or, search then download or online playing multi-medium data by identification data to the specified server search by the wireless network module internet login.

Core processor in the core processor module can directly obtain the Word message of storing among the RFID according to the user by the indication of load module input, adopt the TTS technology carry out speech play by audio playing module or by display module directly at screen displaying character or carry out voice broadcast and literal simultaneously and show, identical with principle of work among the embodiment 1.

The multimedia player of this programme has the function of reading electronic tag simultaneously, carries out the function of global location and the function of online.When the user started shooting use, the RFID function was opened earlier, read unique identifier of RFID, if stored in the storer and the corresponding multi-medium data of this identifier, then play, and the form of broadcast can be an audio frequency, also can be image; If do not find corresponding data, then carry out global search or arrive the specified server search by identification data by the wireless network module internet login, search and then download or the online playing multi-medium data, the multi-medium data here is stored in the webserver in advance.

The multimedia player of the third scheme, comprise RFID module for reading and writing, gps satellite global location module, wireless network module, audio playing module, load module and core processor module, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing and GPS global location module and obtain article, station location marker and locating information, carry out global search or, search then download or online playing multi-medium data by identification data by the wireless network module internet login again to the specified server search.

The multimedia player of this programme directly lands network by wireless network module after obtaining article, station location marker and locating information, play or online playing by specific mode from the network download multi-medium data.

The multimedia player of above-mentioned each scheme also comprises power management module, in when work, can external power supply or built-in power carry out work.

Multimedia player of the present invention is identified with the unique RFID coding article, historical relic and place etc. earlier in use, and the RFID coded system is expanded by national Specification or on the national standard basis.Can also store descriptive information among the RFID about article, historical relic and place, if the multimedia player of above-mentioned three kinds of schemes fails to find corresponding multi-medium data in local storage or network, then will store about the descriptive information in article, historical relic and place adopt the TTS technology carry out speech play by audio playing module or by display module directly at screen displaying character or carry out voice broadcast and literal simultaneously and show.

3, beneficial effect: the present invention has following beneficial effect: (1) traveller is in tourism, when going sightseeing, and can select explanation content, the explanation mode oneself liked by multimedia player of the present invention; (2) supvr of tourist site can be placed on elaborate explanation on the internet, allows the traveller obtain, and can be when travelling on the spot, according to the place and the concrete historical relic at traveller place, the multimedia explanation that real-time play is relevant; (3) Jiang Xie form kind is many, and the visitor choice is big, can the time carry out speech sound eeplaining, also can be equipped with music, also can combine with image by voice, improve traveller's sightseeing experience effect; (4) the traveled traveller in this place can record own unique explanation, edit and be placed on the internet immediately or afterwards, and the experience and knowledge of oneself is propagated; (5) the purposes of the present invention occasion that is not limited only to travel can also be used in ground such as large-scale recreation ground, exhibition, is used for explanation.

Four, description of drawings:

Fig. 1 is a circuit module structural representation of the present invention;

Fig. 2 is a software flow pattern of the present invention;

Fig. 3 is a design frame chart of the present invention;

Fig. 4 is the processor partial circuit schematic diagram of core processor EP7312;

Fig. 5 is I/O and the switch sections circuit theory diagrams of core processor EP7312;

Fig. 6 is the circuit theory diagrams of RFID (electronic label read-write), GPS (satellite global location), GPRS and IRDA (infrared communication) part;

Fig. 7 is a DAB partial circuit schematic diagram;

Fig. 8 is LCD and touch screen interface partial circuit schematic diagram;

Fig. 9 is the backlight and contrast adjustment partial circuit schematic diagram of LCD;

Figure 10 is NOR FLASH and SDRAM partial circuit schematic diagram;

Figure 11 is NAND FLASH and SMC card interface section circuit theory diagrams;

Figure 12 is a CS8900 ethernet controller partial circuit schematic diagram;

Figure 13 is PS/2 keyboard and mouse and usb circuit schematic diagram;

Figure 14 is EPLD, IDE and parallel I/O circuit theory diagrams;

Figure 15 is parallel interface and Xilinx jtag circuit schematic diagram;

Figure 16 is power circuit and jtag circuit schematic diagram;

Figure 17 is a HP logic analyser interface circuit schematic diagram.

Five, embodiment

Embodiment 1: as shown in Figure 1, the multimedia player of present embodiment comprises the RFID module for reading and writing, gps satellite global location module, audio playing module, load module, store the memory module and the core processor module of the multimedia database of the beacon information that comprises RFID and GPS locating information, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing or gps satellite global location module and obtain the article that indicate by RFID, the locating information that positional information or satellite provide, the corresponding multi-medium data of search in described multimedia database is play the multi-medium data that searches by audio playing module then again.The multimedia player of present embodiment also comprises display module, core processor is searched for corresponding multi-medium data in described multimedia database after, play the multi-medium data search by display module, also can be according to the mode of load module appointment such as literal, Voice ﹠ Video play multimedia data; Core processor in the core processor module can directly obtain the Word message of storing among the RFID according to the user by the indication of load module input, by display module directly at screen display, core processor also can directly obtain the Word message of storing among the RFID by the indication of load module input according to the user, adopts the TTS technology to carry out speech play by audio playing module.

Embodiment 2: the structure of present embodiment and embodiment's 1 is basic identical, difference is that the multimedia player of present embodiment also comprises the extended memory interface, the storage space that is used for the extended multimedia database, when the insufficient space in the storer when storing new data, can carry out the expansion of storage space; Present embodiment also comprises the local communication interface module, by the multimedia database in this local communication interface module importing PC or the miscellaneous equipment.

Embodiment 3: as shown in Figure 1, the multimedia player of present embodiment comprises the RFID module for reading and writing, gps satellite global location module, wireless network module, audio playing module, load module, store the memory module and the core processor module of the multimedia database of the beacon information that comprises RFID and GPS locating information, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing and GPS global location module and obtain article, station location marker and locating information, again according to the multimedia database of storing in this identification data searching storage module that comprises RFID information and GPS locating information, if search then with mode play multimedia data by the load module appointment; If do not search, then carry out global search or, search then download or online playing multi-medium data by identification data to the specified server search by the wireless network module internet login.

Present embodiment also comprises display module, core processor is searched for corresponding multi-medium data in described multimedia database after, plays the multi-medium data that searches by display module; Core processor in the core processor module can directly obtain the Word message of storing among the RFID according to the user by the indication of load module input, by display module directly at screen display, core processor also can directly obtain the Word message of storing among the RFID by the indication of load module input according to the user, adopts the TTS technology to carry out speech play by audio playing module.

The multimedia player of present embodiment also comprises the extended memory interface, is used for the storage space of extended multimedia database, when the insufficient space in the storer when storing new data, can carry out the expansion of storage space; Present embodiment also comprises the local communication interface module, by the multimedia database in this local communication interface module importing PC or the miscellaneous equipment.The course of work of present embodiment as shown in Figure 2.

As shown in Figure 3, be the circuit diagram of the multimedia player of present embodiment, can play the multimedia of appointment by RFID and GPS information.It is core that this embodiment adopts the ARM7 processor EP7312 of U.S. Cirrus Logic (logic of reaching the clouds).Because EP7312 is powerful, pin is numerous, therefore, from being divided into two parts in logic, is respectively processor and I/O and switch two modules.Wherein processor part (as shown in Figure 4) mainly finish the resetting of processor, vibrate, wake up, real time clock circuit, and provide address wire and data line and with the interface of each memory module.I/O and switch module (as shown in Figure 5) have defined the pin definitions of finishing each functional module, comprise keyboard, LCD, touch-screen, keyboard is supported 8 * 8 64 keys, simultaneously, provides serial ports and RFID module for reading and writing, GPS global positioning satellite module and GPRSMODEM module interface.

As shown in Figure 6, UART by expansion EP7312, can plug into RFID module for reading and writing, GPS global positioning satellite module and GPRS MODEM module, realized containing the read-write of the electronic tag of position and Item Information respectively, locating information obtain download and online playing with network multimedia information.This module can also provide the infrared communication function simultaneously.Wherein GPRS MODEM can replace with by other communication adapter module, as passing through the CDMA adapter.

Fig. 7, Fig. 8 and circuit shown in Figure 9 combine, and have finished the input and output of multimedia messages.Fig. 7 adopts the Audio Processing chip of Cirrus Logic to finish the audio frequency input and output and handles.Fig. 8 realizes the output of LCD graph image, and supports the touch-screen input.Fig. 9 is the backlight and contrast adjusting circuit of LCD, guarantees to use under the situation of insufficient light this enforcement product.

As shown in figure 10, be NOR Flash and SDRAM module, NOR Flash deposits application program, and SDRAM deposits variable, storehouse and the heap etc. of application program operation.

As shown in figure 11, be NAND Flash and SMC card interface module, NAND Flash is used to deposit local multimedia database, and the data among the NAND Flash are promptly left in the physics performance of multimedia database in.SMC card is mainly used in growth data memory capacity.

As shown in figure 12, for CS8900 ethernet controller module, by this module, this embodiment can be realized the local networking, can obtain needed multi-medium data from the database of near-earth.This module can be substituted by the wireless local-area networking module, as bluetooth, WinMax etc.

As shown in figure 14, be EPLDIDE and parallel I/O.EPLD is the steering logic that programmable logic device (PLD) is used to expand EP7312, and this module realizes ide interface and parallel I/O, wherein, and ide interface allow to plug into common computer hard disk and notebook hard disk, the greatly storage space of extended multimedia database.

As shown in figure 15, be JTAG programmed circuit and the parallel interface of the EPLD (XC95144XL-10TQ144C) that realizes Xilinx.

Embodiment 4: as shown in Figure 1, the multimedia player of present embodiment comprises the RFID module for reading and writing, gps satellite global location module, wireless network module, audio playing module, load module and core processor module, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing and GPS global location module and obtain article, station location marker and locating information, carry out global search or, search then download or online playing multi-medium data by identification data by the wireless network module internet login again to the specified server search.The multimedia player of present embodiment also comprises display module, core processor is searched for corresponding multi-medium data in described multimedia database after, play the multi-medium data search by display module, also can be according to the mode of load module appointment such as literal, Voice ﹠ Video play multimedia data.

Embodiment 5: the similar of the structure of the multimedia player of present embodiment and embodiment 1, embodiment 2, embodiment 3 or embodiment 4, difference are gps satellite global location module, can disassemble fit on then when needing at ordinary times.When pulling down gps satellite global location module, multimedia player only has the RFID read-write capability; When fit on gps satellite global location module, then have RFID read-write capability and global positioning function simultaneously, its structure is identical with other embodiment with principle of work.

The circuit structure of above embodiment 1, embodiment 2, embodiment 4 and embodiment 5 can be on the basis of the circuit structure of embodiment 3, transformed a little and can be realized according to self corresponding techniques scheme, for example the circuit of embodiment 1 can remove CS8900 ethernet controller module as shown in figure 12 on the basis of embodiment 3, the circuit of LCD graph image output as shown in Figure 9 can be realized its technical scheme, and this change those skilled in the art can content disclosed according to the present invention easily realize.During the work of the multimedia player of the foregoing description, can external power supply or built-in power carry out work.The circuit structure of power module provides multiple power supplies as shown in figure 16, and power supply can adopt powered battery and DC adapter power supply, and realizes the jtag circuit of EP7312, and the application program of EP7312 is programmed by JTAG.

Claims

1, a kind of multimedia player, it is characterized in that, comprise the RFID module for reading and writing, gps satellite global location module, audio playing module, load module, store the memory module and the core processor module of the multimedia database of the beacon information that comprises RFID and GPS locating information, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing or gps satellite global location module and obtain the article that indicate by RFID, the locating information that positional information or satellite provide, the corresponding multi-medium data of search in described multimedia database is play the multi-medium data that searches by audio playing module then again.

2, multimedia player as claimed in claim 1 is characterized in that, also comprises display module, core processor is searched for corresponding multi-medium data in described multimedia database after, plays the multi-medium data that searches by display module.

3, a kind of multimedia player, it is characterized in that, comprise the RFID module for reading and writing, gps satellite global location module, wireless network module, audio playing module, load module, store the memory module and the core processor module of the multimedia database of the beacon information that comprises RFID and GPS locating information, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing and GPS global location module and obtain article, station location marker and locating information, again according to the multimedia database of storing in this identification data searching storage module that comprises RFID information and GPS locating information, if search then with mode play multimedia data by the load module appointment; If do not search, then carry out global search or, search then download or online playing multi-medium data by identification data to the specified server search by the wireless network module internet login.

4, multimedia player as claimed in claim 3 is characterized in that, also comprises display module, core processor is searched for corresponding multi-medium data in described multimedia database after, plays the multi-medium data that searches by display module.

5, as claim 1 or 3 described multimedia players, it is characterized in that, core processor in the core processor module can directly obtain the Word message of storing among the RFID according to the user by the indication of load module input, adopts the TTS technology to carry out speech play by audio playing module.

6, as claim 2 or 4 described multimedia players, it is characterized in that, core processor in the core processor module can directly obtain the Word message of storing among the RFID according to the user by the indication of load module input, by display module directly at screen display.

7, as claim 1 or 2 or 3 or 4 described multimedia players, it is characterized in that, also comprise extended memory interface and local communication interface module, the extended memory interface is used for the storage space of extended multimedia database, by the multimedia database in local communication interface module importing PC or the miscellaneous equipment.

8, a kind of multimedia player, it is characterized in that, comprise the RFID module for reading and writing, gps satellite global location module, wireless network module, audio playing module, load module and core processor module, core processor in the core processor module is according to the indication of user by the load module input, drive RFID module for reading and writing and GPS global location module and obtain article, station location marker and locating information, carry out global search or, search then download or online playing multi-medium data by identification data by the wireless network module internet login again to the specified server search.

9, multimedia player as claimed in claim 8 is characterized in that, also comprises display module, core processor is searched for corresponding multi-medium data in described multimedia database after, plays the multi-medium data that searches by display module.

As the multimedia player of claim 1 or 2 or 3 or 4 or 8 or 9, it is characterized in that 10, also comprise power module, power management module provides power supply for multimedia player.