KR101147380B1 - Method for providing sightseeing place information using a TPEG message and encoding and decoding apparatus and method - Google Patents

Abstract

The present invention relates to a method for providing tourist information using encoding and a decoding and decoding apparatus and method, for example, in a TPEG message transmitted in a DMB broadcast signal, various additional information, in particular, a sightseeing place. By including and transmitting information more efficiently, users carrying DMV terminals can easily receive and confirm various tourist information as well as traffic information, thereby greatly improving user convenience and activating digital broadcasting such as DMMB broadcasting. It is a very useful invention that can contribute.

Tippack Message, DMB Broadcast, Additional Information, Road Traffic Message Event Container, Multimedia Descriptor, Tourist Information

Description

Method for providing tourist information and encoding and decoding apparatus using Teapack message {Method for providing sightseeing place information using a TPEG message and encoding and decoding apparatus and method}

1 illustrates an embodiment of a general terrestrial DMB broadcasting system.

2 illustrates an embodiment of a general satellite DMB broadcasting system,

3 illustrates an embodiment of a terrestrial DMB broadcasting system to which a method for providing additional information using a TPEG message according to the present invention is applied;

4 and 5 illustrate a configuration and an embodiment of a TPEG message according to the present invention,

6 illustrates an embodiment of event description elements in accordance with the present invention;

7 to 10 show an embodiment of a multimedia descriptor according to the present invention,

11 to 17 illustrate an embodiment of a TPEG table for each type of audio, video, multimedia data, and text according to the present invention.

18 shows a configuration of an encoding apparatus according to the present invention,

19 shows a configuration of a decoding apparatus according to the present invention,

20 illustrates a configuration of a recorded TPEG message including tourist information according to the present invention.

21 illustrates an embodiment of a facilities_performance message of tourist information according to the present invention;

22 illustrates an embodiment of roadside_service_type information of tourist destination information according to the present invention.

23 illustrates an embodiment of a multimedia descriptor for tourist information in accordance with the present invention.

24 is a view illustrating an embodiment of tourist information guide screens in a DM terminal to which the present invention is applied.

[Description of Drawings]

30: Content Source 31: Broadcasting Center

32: transmission tower 33: DMB terminal

34: Traffic / Travel Information Collection Center 35: Traffic / Travel Information Source

The present invention relates to a method for providing tourist destination information using a T-pack message, and an apparatus and method for encoding and decoding. For example, the present invention relates to a Transport Protocol Experts Group (TPEG) message included in a digital multimedia broadcasting (DMB) broadcast signal. In addition, the present invention relates to a method for providing tourist information using a packet message for providing a variety of additional information, in particular, tourist information, and an encoding and decoding apparatus and method.

In general, DMB (DMB) broadcasting is a service capable of receiving TV video, radio, and text broadcasting while moving using digital broadcasting technology, and is capable of CD-level sound quality and data or video services. It is a multimedia mobile broadcasting service that combines digital communication and broadcasting providing TV quality.

Meanwhile, the DMB broadcast includes terrestrial DMB broadcast and satellite DMB broadcast. For example, as illustrated in FIG. 1, the terrestrial DMB broadcast system includes a content source 10, a broadcast center 11, and a transmission tower ( 12) and the DM terminal 13 and the like.

In addition, the terrestrial DMB broadcasting system uses MPEG-2 Transport Stream (TS), and uses a H.264 video encoding and BSAC audio encoding technique, which is a multimedia compression technique, in a higher layer, and is a large antenna installed on the ground. To transmit the broadcast wave.

In addition, the terrestrial DMB broadcasting system adopts Eureka-147, which is a technical standard of European digital radio broadcasting (DAB), as a basic standard, uses a 200 MHz band as a frequency, and has a high efficiency of a frequency band. This applies.

On the other hand, in the satellite DMB broadcasting system, for example, as illustrated in FIG. 2, the program provider 20, the satellite DMB broadcasting center 21, the satellite 22, the gap filter 23, and the DMMB terminal ( 24) and the like, the gap filter 23 serves as a ground repeater.

The satellite DMB broadcasting system uses a 2.630 to 2.655 GHz band of an S band, which is a much higher frequency band than the terrestrial DMMB broadcasting system. The satellites outside the atmosphere will act as repeaters.

In addition, in recent years, a new communication technology for transmitting and including traffic information in a message of a predetermined format in a DM broadcast signal such that users carrying the DM terminal can receive and confirm traffic information; For example, standardization of the Transport Protocol Experts Group (TPEG) technology is under discussion among related companies.

However, various types of additional information such as various traffic information, travel information, tourism information, restaurant information, shopping information, and the like are more efficiently included and transmitted in the DMB broadcast signal, so that users carrying the DMB terminal may carry more details. Since there is no solution for receiving and confirming various additional information, there is an urgent need for an efficient solution for this.

Accordingly, the present invention was created in view of the above situation, and more efficiently includes various additional information, especially sightseeing place information, in a TPEG message included in a DMB broadcast signal. Accordingly, an object of the present invention is to provide a tourist information providing method and encoding and decoding apparatus and method using a TIP message so that users carrying a DM terminal can easily receive and confirm various tourist information.

The tourist information providing method using the teapack message according to the present invention for achieving the above object, in the teapack message consisting of a message management container, a road traffic message event container, and a TPEG (TPEG) location container, the road In the traffic message event container, the event description element related to the tourist destination information is included and recorded, and the tourist information corresponding to the event description element is recorded together, and in the TPEG location container, a basic language code It is characterized by providing any one or more of the information, the position coordinate information, the additional position description information,

In addition, the encoding method according to the present invention includes a method for encoding traffic information, comprising: a step of generating tourist information corresponding to road event information; Constructing the tourist information in a component and including the message in a message segment; And configuring a message sequence including the message segment.

In addition, the decoding method according to the present invention includes a method of decoding traffic information, comprising: extracting a component in a segment by interpreting a received message; Retrieving road event information from the extracted component; And extracting tourist information corresponding to the road event information.

In addition, the encoding apparatus according to the present invention, the device for encoding traffic information, comprising: means for generating tourist information that corresponds to the road event information; Means for organizing the tourist information into components and including them in a message segment; And means for constructing a message sequence comprising said message segment,

In addition, the decoding apparatus according to the present invention comprises: a device for decoding traffic information, comprising: means for extracting a component in a segment by interpreting a received message; Means for retrieving road event information from the extracted component; And means for extracting tourist information corresponding to the road event information.

Hereinafter, a preferred embodiment of a method for providing tourist information using encoding and a decoding and decoding apparatus and method using a teapack message according to the present invention will be described in detail with reference to the accompanying drawings.

First, the method of providing additional information using the TIP message according to the present invention may be applied to various types of digital broadcasting systems such as a terrestrial DMB broadcasting system or a satellite DMB broadcasting system. For example, the terrestrial wave to which the present invention is applied may be applied. As shown in FIG. 3, the DMB broadcasting system includes a content source 30, a broadcasting center 31, a transmission tower 32, a DMMB terminal 33, and the like, and a traffic and travel information source 35. ), Traffic and travel information collection center 34, and the like.

Meanwhile, the traffic and travel information collection center 34 collects various types of additional information such as tourist information, restaurant information, shopping information, as well as various traffic information and travel information, and the broadcasting center. 31, the broadcasting center 31 records the additional information in a TPEG message of a predetermined format defined by the TPEG technology, and then records the additional information with a DMB broadcast signal. Will be sent together.

In addition, the DM terminal 33 extracts and decodes a TIP message received together with the DM broadcast signal, and outputs the audio or video to the user, thereby displaying a variety of additional information to the user carrying the DM terminal. It can be provided, which will be described in detail as follows.

4 illustrates a configuration of a TPEG message according to the present invention. For example, a TPEG message defined by the TPEG technology includes a message management container 40 and a road traffic message event container. (Road Traffic Message Event Container) 41, and TPEG Location Container 42.

Meanwhile, in the present invention, an event descriptive element 43 is recorded in a road traffic message event container 41 of the teepack message, for example, as shown in FIG. 4. As one may further define a multimedia descriptor 44 for recording various different types of additional information.

Further, among the thirteen event-descriptive elements 43 such as accidents, obstacles, weather, and the like, additional information corresponding to any one of the multimedia descriptors 44 is used as the multimedia descriptor 44. It is recorded in the traffic message event container 41.

For example, in the broadcasting center 31, when generating a TPEG message to be included in a DM broadcast signal, as shown in FIG. 5, an accident (in the RMT-Event Container) is generated. Along with the event descriptor element 50 corresponding to the Accidents, additional information corresponding to the event descriptor element 50 is recorded in the multimedia descriptor 51. The multimedia descriptor includes images, audio, and video. And component data 52 of text may optionally be recorded.

That is, in the present invention, as shown in Fig. 6, various types of additional information corresponding to 13 event description elements defined in the TPEG technology are added to the road traffic message event container of the TPEG message. The multimedia descriptor 60 for recording is newly defined.

As illustrated in FIG. 7, the multimedia descriptor 60 includes a unique identifier (eg, id = 02 hex), a component data length (n) in units of bytes, a number of multimedia data, and a multimedia descriptor component. Are recorded to include.

FIG. 8 illustrates a multimedia descriptor component template. The multimedia descriptor component template includes a unique identifier (eg, id = x hex), a component data length n in bytes, and component data. Are recorded to include.

For example, as shown in FIG. 9, when the multimedia descriptor component represents an image, a unique identifier (eg, 00 hex), a component data length (n), and an image data type (image_type or graph_type) 90 ), Multimedia data properties (Multimedia_data_property), and image component data (eg graphic file) are recorded.

And FIG. 10. Table information indicating the type 90 of the image component data in FIG. 9, for example, the Graphic Type Selection Table information includes BMP (Bitmap), PNG (Portable Network Graphic), and JPG (Joint Photographic). Various types of type information such as experts group are recorded and maintained.

As shown in FIG. 11, if the multimedia descriptor component is audio, a unique identifier (eg, id = 01 hex), a component data length (n) in bytes, and a road traffic message The audio data type (audio data_type), the multimedia data attribute (Multimedia_data_property), and the audio component data defined on the road traffic message event container 41 are recorded and included in units of bytes.

As shown in FIG. 12, if the multimedia descriptor component is video, a unique identifier (eg, id = 02 hex), a component data length (n), and a road traffic message event container are included. Video data type (video_type) and multimedia data attributes defined on the container 41 and video component data in bytes.

In addition, as shown in FIG. 13, if the multimedia descriptor component is text, a unique identifier (for example, id = 03 hex), a component data length (n), and a road traffic message event container Container) The text data type (text_type) and the multimedia data attributes defined on the 41 and text component data in bytes are recorded.

As shown in FIG. 14, audio type (Audio_type) information is recorded and managed as the teapack table information of a predetermined format, respectively. For example, it is recorded by 'TPEG table rtm51' 110 of FIG. In the audio type information managed, audio format information such as MPEG 1 audio layer 1, MPEG 1 audio layer 2, MPEG 1 audio layer 3, and Uncompressed PCM audio is recorded and managed.

On the other hand, the video type (Video_type) information of FIG. 15 is recorded and managed by the 'TPEG table rtm52' 120, for example, as shown in FIG. 12. The video type information includes MPEG 1 video and MPEG 2. Video format information such as video, MPEG 4 video, and H.263 is recorded and managed.

For example, as illustrated in FIG. 12, the multimedia data property (Multimedia_data_property) information of FIG. 16 is recorded and managed by the 'TPEG table rtm53' 121, and the corresponding component data is included in main information and main information. Information indicating that component data of image, audio, video, and text corresponding to additional information, discount coupon, cinema coupon, parking coupon, restaurant coupon, and the like is recorded and managed.

For example, as illustrated in FIG. 13, text type (Text_type) information of FIG. 17 is recorded and managed by 'TPEG table rtm54' 130, and the text type information includes plane text, rich edit text, html, xml, etc. are recorded.

On the other hand, the additional information is, for example, as shown in Fig. 18, the modulator 70, the TPEG encoder 71, the additional information generator 72, the storage 73, the navigation engine 74, input Encoded by the device 75 and the memory 76 or the like, the transmission is included in the encoded T-pack message.

For example, various traffic information, travel information, tourist information, restaurant information, shopping information, etc., which are additional information received through the input device 75 or corresponding to road event information previously stored in the storage 73, may be used. Various types of additional information are input to the additional information generating unit 72 according to the operation control of the navigation engine 74.

In addition, the additional information generation unit 72 converts the various types of additional information into at least one of an image, audio, video, and text of a multimedia descriptor, and generates a message segment by generating a message segment. In the TPEG encoder 71, the additional information data of the generated message segment is recorded and included as a multimedia descriptor in the road traffic message event container among the TPEG message sequences.

In addition, the modulator 70 modulates the TPEG message including the multimedia descriptor as described above, and outputs the TPEG message together with the DMB broadcast. The DMB terminal receives the same, for example, in the DMB terminal. As shown in FIG. 19, the tuner 80, the demodulator 81, the TPEG decoder 82, the GPS module 83, the navigation engine 84, the input device 85, the storage 86, and the memory ( 87, the LCD drive 88, the LCD panel 89, and the like may be included.

Meanwhile, the DMB broadcast signal received through the tuner 80 is demodulated by the demodulator 81 and then decoded by the TPEG decoder 82, and the navigation engine 84 performs the TPEG. The TPEG message decoded by the decoder 82 is interpreted to extract the components in the segment.

After searching for road event information in the extracted component, additional information corresponding to the road event information is extracted, stored in the storage, and displayed on the LCD drive 88.

Accordingly, a user carrying the DMB terminal can easily check not only traffic information but also travel information, tourism information, restaurant information, shopping information, and the like and various types of additional information by voice, video, or text.

Meanwhile, FIG. 20 illustrates an embodiment of a configuration of a recorded TPEG message including tourist information according to the present invention. The TPEG message includes a message management container and a road traffic message event container. Event Container and TPEG Location Container.

In addition, the road traffic message event container includes a 'facilities_performance' message, which is already defined in the TPEG message, as an event description element related to, for example, sightseeing place information, and is recorded. The tourist destination information corresponding to the message is recorded together as a multimedia descriptor.

In addition, at least one of default language code information, location coordinates information, and additional location descriptions information is recorded in the teepack location container. As the language code, for example, a unique code value indicating that the language of the tourist information is Korean may be recorded.

Meanwhile, the location coordinate information includes location type information indicating a node of a narrow area and latitude and longitude coordinate values. For example, WGS 84 (World Geodetic System 1984) Latitude and longitude coordinate values can be recorded.

In addition, latitude and longitude coordinate values of the WGS 84 may be recorded with values corresponding to Roadside_services information included in the 'facilities_performance' message, which is shown in FIG. 21 in the 'facilities_performance'. As described above, information corresponding to traffic control, position, roadside assistance, road assistance status, and roadside services may be recorded.

In addition, as shown in FIG. 22, unique codes corresponding to various public places or specific places that a user is interested in and frequently searched are additionally set to the roadside service information, for example, roadside_services_type code. '23' is additionally set as a tourist destination and used as a code for POI (Point of Interest).

Meanwhile, as illustrated in FIG. 23, any one or more of text, an image, audio, and a video are recorded and recorded in the multimedia descriptor. For example, as illustrated in FIG. ) Data, image data of graphic type, and audio data of voice guidance for tourist destination description are recorded, and graphic type image data indicating an outline map of the tourist destination is included. Can be recorded.

On the other hand, the tourist information is, for example, as described above with reference to Figure 18, the modulator 70, the TPEG encoder 71, the additional information generator 72, the storage 73, the navigation engine 74 And an encoding device composed of an input device 75, a memory 76, and the like, which are transmitted in the encoded T-pack message.

For example, various tourist destination information, which is additional information received through the input device 75 or corresponding to road event information previously stored in the storage 73, is controlled according to the operation control of the navigation engine 74. The additional information generating unit 72 is input.

In addition, the additional information generation unit 72 converts the tourist information into at least one of an image, audio, video, and text of a multimedia descriptor, and generates a message segment to generate a message segment and generates the TPEG encoder ( In 71), the tourist information information data of the generated message segment is recorded and included as a multimedia descriptor in the road traffic message event container of the TPEG message sequence.

In addition, the modulator 70 modulates the TPEG message including the multimedia descriptor as described above, and outputs the TPEG message together with the DMB broadcast. The DMB terminal receives the same, for example, in the DMB terminal. As described above with reference to FIG. 19, the tuner 80, the demodulator 81, the TPEG decoder 82, the GPS module 83, the navigation engine 84, the input device 85, the storage 86, The memory 87, the LCD drive 88, the LCD panel 89, and the like may be included.

Meanwhile, the GPS module 83 may be replaced with a CDMA module, and the DMB broadcast signal received through the tuner 80 is demodulated by the demodulator 81 and then the TPEG decoder 82. Decoded by the navigation engine 84 interprets the TPEG message decoded by the TPEG decoder 82 to extract components within the segment.

After retrieving the road event information from the extracted component, the destination information corresponding to the road event information is extracted, stored in the storage, and displayed on the LCD drive 88 to be displayed on the screen. For example, when the user carrying the DMB terminal selects 'view tourist information', the navigation engine 84 detects and confirms latitude and longitude values of the WGS 84 recorded in the TPEG location container. .

In addition, if the current location information detected through the GPS module 83 matches the latitude and longitude values of the WGS 84 within an allowable error range, facilities performance and multimedia included in the road traffic management event container of the TPEG message are included. After extracting the descriptor, as shown in FIG. 24, tourist information existing within a predetermined range based on the current location is displayed together with the map image.

In addition, the user selects and designates '1' corresponding to any one specific tourist spot, for example, a national folk museum, displays an image corresponding to the national folk museum, and includes it in the multimedia descriptor. The received audio data is reproduced to output a tour guide voice for the National Folk Museum.

On the other hand, when the user selects a menu item corresponding to the map of the tourist destination, the navigation engine 84 reproduces and outputs image data received in the multimedia descriptor, so that the user can view the map of the national folk museum. If a request for a travel route to the tourist destination is requested, the travel route from the current location to the national folk museum is displayed on the map screen by using a general map navigation function or the like.

Accordingly, the user carrying the DMB terminal can easily check not only traffic information but also various tourist information through text, images, and audio of guide voice.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined in the appended claims. , Alteration, substitution, addition, or the like.

The tourist information providing method and the encoding and decoding apparatus and method using the T-PACK message according to the present invention constructed and constructed as described above may include, for example, various additional information in a TPEG message included in a DMB broadcast signal. (Sightseeing Place) information is transmitted more efficiently, so that users carrying DMB terminals can easily receive and check traffic information as well as various tourist information, thereby improving user convenience and digital broadcasting such as DMMB broadcasting. It is a very useful invention that can greatly contribute to the activation of.

Claims (27)

In the traffic information processing method, Encoding the traffic information; And Transmitting the encoded traffic information; Including, The traffic information Includes a Transport Protocol Experts Group (TPEG) message that includes a Message Management Container, an Event Container, and a Location Container, The event container includes an event description element related to the tourist information and destination information corresponding to the event description element; And the location container includes at least one of basic language code information, location coordinate information, and additional location description information. The method of claim 1, The tourist information is a traffic information processing method comprising a multimedia descriptor. The method of claim 2, The multimedia descriptor is a traffic information processing method including any one or more component data of the image, audio, video and text associated with the tourist information. The method of claim 2, The multimedia descriptor includes a unique identifier associated with the tourist information, component data length, the number of multimedia data, and the multimedia descriptor component. delete The method of claim 1, The location coordinate information includes location type information representing a node of a narrow area and latitude and longitude coordinate values. delete In the method for processing traffic information, Encoding the traffic information; And Transmitting the encoded traffic information; Including, The traffic information Includes a Transport Protocol Experts Group (TPEG) message that includes a Message Management Container, an Event Container, and a Location Container, The teapack message is Traffic information processing method comprising a component (Component) including a tourist destination information corresponding to the road event information. delete delete delete The method of claim 8, The tourist information, traffic information processing method comprising any one or more of an audio format, a video format, a text format. In the method for processing traffic information, Receiving the traffic information; And Decoding the received traffic information; Including, The traffic information Includes a Transport Protocol Experts Group (TPEG) message that includes a Message Management Container, an Event Container, and a Location Container, The teapack message is Road event information; And Tourist information corresponding to the road event information; Traffic information processing method comprising a. delete delete delete The method of claim 13, The tourist information includes a traffic information processing method including any one or more of an audio format, a video format, and a text format. In the apparatus for processing traffic information, Means for encoding the traffic information; And Means for transmitting the encoded traffic information; Including, The traffic information Includes a Transport Protocol Experts Group (TPEG) message that includes a Message Management Container, an Event Container, and a Location Container, The teapack message is Traffic information processing apparatus comprising a component (Component) including the tourist destination information corresponding to the road event information. delete delete delete The method of claim 18, The tourist information includes at least one of an audio format, a video format, and a text format. In the apparatus for processing traffic information, Means for receiving the traffic information; And Means for decoding the received traffic information; Including, The traffic information Includes a Transport Protocol Experts Group (TPEG) message that includes a Message Management Container, an Event Container, and a Location Container, The teapack message is Road event information; And Tourist information corresponding to the road event information; Traffic information processing apparatus comprising a. delete delete delete 24. The method of claim 23, The tourist information includes at least one of an audio format, a video format, and a text format.

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