KR20060107109A - Portable multimedia player - Google Patents

Abstract

The present invention relates to a portable multimedia playback apparatus that can be played on TVs and automobiles, and more particularly, to display media files such as digital photos, MP3 files, and videos in a environment in which a television, a car, or a display is supported without a computer. The present invention relates to a portable multimedia playback apparatus that can be played in an automobile.

In order to realize this, the portable multimedia playback apparatus that can be played on a TV and an automobile of the present invention,

In a multimedia playback device that reads multimedia files such as digital photos, videos, MP3 files through a display device in connection with a portable storage device, a television, an in-vehicle display device,

A USB interface 105 connected to a computer, a digital camera, a music player, and the like to receive a large amount of hard support and ultra-high speed data;

A TV image output unit 110 that supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and outputs images such as Composite, S-Video, and Component;

A TV audio output unit 115 for outputting audio of stereo and 5.1-channel optical digital lights;

It supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and can play video such as composite, S-video, component and audio such as stereo and 5.1 channel optical digital. A vehicle AV output unit 120 connected to output the device and the in-vehicle speaker;

A transmission unit 125 for transmitting and receiving a multimedia file through the USB interface;

An IR receiver 140 for receiving an infrared signal from a remote controller operated by a user;

A flash memory unit 160 composed of one or more flash memories to store device driving software and driver information;

A storage unit 170 for storing a large amount of video content, MP3 files and media files;

A video / audio codec unit 150 for compressing and processing video and audio data received through the USB interface unit to increase transmission capacity and to code the video / audio codec unit 150;

A digital converter 145 for converting an analog signal into a digital signal and then compressing the signal in the video / audio codec unit and converting the transmitted signal back into the original video / audio;

A display unit 135 for the user to check the current state of the apparatus;

A key operation unit 130 for easily operating a user desired function;

A media file reading unit 165 for reading a multimedia file such as a moving picture, an MP3, a still image, and the like stored in the storage unit, and storing the multimedia file from a computer, a digital camera, a music player, etc. connected to the storage unit; ;

And a central processing unit 175 which processes the overall control and driving of each unit.

In addition, the video and audio data processing method of the portable multimedia playback device that can be played on TV and car

In the multimedia playback method of reading a multimedia file, such as digital photos, videos, MP3 files through a display device in connection with a portable storage device, a television, an in-vehicle display device,

A connection step (S100) for connecting the device and a computer, a car, a digital camera, a music playback device, etc. through a USB interface 105;

A transmission step of transmitting a moving picture or a music file from the computer or the car or the digital camera or the music player to the storage of the device when the device and the computer or the car or the digital camera or the music player are connected (S110);

A compression step (S120) of increasing and transmitting a transmission capacity by compressing a moving picture and audio data transmitted to the device;

A storage step of storing the compressed video and audio data in a storage unit (S130);

A reading step (S140) of reading a multimedia file such as a moving picture or voice data stored in the storage unit;

And outputting the read data through a display device of a television or a vehicle (S150).

Through the present invention, it is possible to display media files such as digital photographs, MP3 files, and moving pictures without a computer in an environment supported by a television, a car, or a display, thereby providing convenience and efficiency to a user.

Portable, television, player, multimedia, car.

Description

Portable Multimedia Player that Plays in TVs and Vehicles

1 is a block diagram of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

2 is an embodiment of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

3 is a flowchart illustrating a video and audio data processing method of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

4A to 4C are diagrams showing an example mounted inside a vehicle of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

100: portable multimedia playback device 105: USB interface unit

110: video output unit 115: audio output unit

120: vehicle AV output unit 125: transmission unit

130: key operation unit 135: display unit

140: IR receiver 145: digital converter

150: video / audio codec unit 155: SD card slot unit

160: flash memory unit 165: media file reader

170: storage unit 175: central processing unit

200: computer 300: television

400: remote control 500: car

510: car audio device 520: car display panel

The present invention relates to a portable multimedia playback apparatus that can be played on TVs and automobiles, and more particularly, to display media files such as digital photos, MP3 files, and videos in a environment in which a television, a car, or a display is supported without a computer. The present invention relates to a portable multimedia playback apparatus that can be played in an automobile.

Recently, with the rapid development of the image recording / reproducing apparatus and the computer, a recording medium which can read and record a large amount of data more easily has been rapidly developed and proposed. It has been produced in the form of a card which is convenient to: The card-type portable storage device stores music data, document data, or photo data converted into digital data. Semiconductor memory integrated circuits are used for such data storage. However, the portable storage device is difficult to display in a large television or display-supported vehicle because it is read and recorded only in a general personal computer.

In addition, with the development of high-speed network, the spread of digital cameras and the sharing of various media files such as music and videos among individuals have increased the digitization of pictures, videos, music, etc. The demand for the family to watch together is increasing through the large screen of the television. However, in order to play the media file stored in such a personal computer or laptop, there was a difficulty in carrying it to the user who travels frequently and the inconvenience of various operations.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and the object thereof is to display digital photographs, MP3 files, various moving images, and the like, which are stored in a portable multimedia player, through a display device installed in a television and a vehicle.

In order to achieve the above object, a portable multimedia playback apparatus that can be played on a TV and an automobile according to an aspect of the present invention,

In a multimedia playback device that reads multimedia files such as digital photos, videos, MP3 files through a display device in connection with a portable storage device, a television, an in-vehicle display device,

A USB interface 105 connected to a computer, a digital camera, a music player, and the like to receive a large amount of hard support and ultra-high speed data;

A TV image output unit 110 that supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and outputs images such as Composite, S-Video, and Component;

A TV audio output unit 115 for outputting audio of stereo and 5.1-channel optical digital lights;

It supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and can play video such as composite, S-video, component and audio such as stereo and 5.1 channel optical digital. A vehicle AV output unit 120 connected to output the device and the in-vehicle speaker;

A transmission unit 125 for transmitting and receiving a multimedia file through the USB interface;

An IR receiver 140 for receiving an infrared signal from a remote controller operated by a user;

A flash memory unit 160 composed of one or more flash memories to store device driving software and driver information;

A storage unit 170 for storing a large amount of video content, MP3 files and media files;

A video / audio codec unit 150 for compressing and processing video and audio data received through the USB interface unit to increase transmission capacity and to code the video / audio codec unit 150;

A digital converter 145 for converting an analog signal into a digital signal and then compressing the signal in the video / audio codec unit and converting the transmitted signal back into the original video / audio;

A display unit 135 for the user to check the current state of the apparatus;

A key operation unit 130 for easily operating a user desired function;

A media file reading unit 165 for reading a multimedia file such as a moving picture, an MP3, a still image, and the like stored in the storage unit, and storing the multimedia file from a computer, a digital camera, a music player, etc. connected to the storage unit; ;

And a central processing unit 175 which processes the overall control and driving of each unit.

In addition, according to an additional aspect of the present invention is characterized in that it further comprises; SD (SD) card slot unit for expanding and storing a large amount of multimedia content.

On the other hand, the video and audio data processing method of the portable multimedia playback device that can be played on TV and cars,

In the multimedia playback method of reading a multimedia file, such as digital photos, videos, MP3 files through a display device in connection with a portable storage device, a television, an in-vehicle display device,

A connection step (S100) for connecting the device and a computer, a car, a digital camera, a music playback device, etc. through a USB interface 105;

A transmission step of transmitting a moving picture or a music file from the computer or the car or the digital camera or the music player to the storage of the device when the device and the computer or the car or the digital camera or the music player are connected (S110);

A compression step (S120) of increasing and transmitting a transmission capacity by compressing a moving picture and audio data transmitted to the device;

A storage step of storing the compressed video and audio data in a storage unit (S130);

A reading step (S140) of reading a multimedia file such as a moving picture or voice data stored in the storage unit;

And outputting the read data through a display device of a television or a vehicle (S150).

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of a portable multimedia playback apparatus that can be reproduced in the present invention TV and car.

1 is a block diagram of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

As shown in Figure 1, the portable multimedia playback apparatus that can be played in the present invention TV and car,

In a multimedia playback device that reads multimedia files such as digital photos, videos, MP3 files through a display device in connection with a portable storage device, a television, an in-vehicle display device,

A USB interface 105 connected to a computer, a digital camera, a music player, and the like to receive a large amount of hard support and ultra-high speed data;

A TV image output unit 110 that supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and outputs images such as Composite, S-Video, and Component;

A TV audio output unit 115 for outputting audio of stereo and 5.1-channel optical digital lights;

It supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and can play video such as composite, S-video, component and audio such as stereo and 5.1 channel optical digital. A vehicle AV output unit 120 connected to output the device and the in-vehicle speaker;

A transmission unit 125 for transmitting and receiving a multimedia file through the USB interface;

An IR receiver 140 for receiving an infrared signal from a remote controller operated by a user;

A flash memory unit 160 composed of one or more flash memories to store device driving software and driver information;

A storage unit 170 for storing a large amount of video content, MP3 files and media files;

A video / audio codec unit 150 for compressing and processing video and audio data received through the USB interface unit to increase transmission capacity and to code the video / audio codec unit 150;

A digital converter 145 for converting an analog signal into a digital signal and then compressing the signal in the video / audio codec unit and converting the transmitted signal back into the original video / audio;

A display unit 135 for the user to check the current state of the apparatus;

A key operation unit 130 for easily operating a user desired function;

A media file reading unit 165 for reading a multimedia file such as a moving picture, an MP3, a still image, and the like stored in the storage unit, and storing the multimedia file from a computer, a digital camera, a music player, etc. connected to the storage unit; ;

And a central processing unit 175 which processes the overall control and driving of each unit.

In addition, according to an additional aspect of the present invention is characterized in that it further comprises; SD (SD) card slot unit for expanding and storing a large amount of multimedia content.

The USB interface unit 105 is connected to a computer, a digital camera, a music player, and the like to receive data at a high speed. In order to maximize the function of the present invention, the portable multimedia player 100, in order to maximize high recognition rate and fast transmission, preferably adopts the USB 2.0 interface unit.

The image output unit 110,

It supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and can output video such as Composite, S-Video, Component, etc. Will be able to support high-quality video.

The voice output unit 115,

By outputting audio such as stereo and 5.1-channel optical digital, it is possible to provide more vivid and lively digital sound.

Video files such as AVI, MPG, DAT, VOB of MPEG1, 2, 4 and DivX 3.11 or higher, XviD, and the like stored in the storage unit through the media file reader 165 and music such as MP3, WMA, ASF, OGG, etc. Multimedia files such as files and still images of JPEG can be read and played.

Video / audio codec unit 150,

It compresses video and audio data received through USB interface to increase transmission capacity and codes, and receives analog and digital audio and video signals in various formats and uses MPEG algorithm to encrypt the whole. It greatly reduces the size and bandwidth of AV signals.

As a result, users can store high quality video and audio on computers and various other digital consumer devices, and convert low quality content from old VCR tapes to high quality digital format content.

One or more flash memories are configured through the flash memory unit 160 to store device driving software and driver information. That is, it stores driver information such as Windows 98 / Windows NT / Windows ME / Windows 2000 / Windows XP, so that the TV of the present invention can be directly installed in the device of the present invention without installing a separate driver to be compatible with a computer connected to the device of the present invention. Or it can be recognized automatically by other playback devices. In addition, as an embodiment, it is possible to play a variety of codecs using the operating system uC Linux to directly download, encode and play the EBS SAT lecture can provide a convenience to the examinees.

The storage unit 170 stores a large amount of video content, MP3 files and media files, and can employ a variety of storage capacity. For example, you can select HDD type and memory type as the storage type, and if you use 256MB storage of memory type, 1.4GB movie can be compressed to 100MB or less, so you can store about 2 movies and move freely. Movies can be watched on the same day and deleted immediately.

In addition, according to an additional aspect of the present invention is characterized in that it further comprises; SD (SD) card slot unit 155 for expanding and storing a large amount of multimedia content.

The SD card slot unit may be equipped with an expansion slot for storing larger contents by further expanding the apparatus of the present invention.

The vehicle AV output unit 120 is connected to a display device installed in a vehicle which is generally used in the related art without using a cable method, and can be easily attached or detached at any time.

2 is an embodiment of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

As shown in Fig. 2, various multimedia files such as moving pictures, MP3 files, still images, etc. stored in a personal computer, JPEG files stored in a digital camera, contents displayed on a television, and the like are the present invention. After encoding and decoding, it can be output through various TVs, automobiles, personal computers, and various display devices.

In conclusion, the present inventors can easily watch a large number of video contents, MP3 files, still images, etc. stored through the portable multimedia player of the present invention on a large television without turning on the computer, and compress and store a large amount of data so that a large amount of data and video files Because of its ability to store large amounts of content, users can always carry it with ease of portability and display convenience.

3 is a flowchart illustrating a video and audio data processing method of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

As shown in FIG. 3, in the multimedia playback method of reading a multimedia file such as a digital photo, a video, an MP3 file, or the like through a display device in connection with a mobile storage device, a television, an in-vehicle display device, and the like,

A connection step (S100) for connecting the device and a computer, a car, a digital camera, a music playback device, etc. through a USB interface 105;

A transmission step of transmitting a moving picture or a music file from the computer or the car or the digital camera or the music player to the storage of the device when the device and the computer or the car or the digital camera or the music player are connected (S110);

A compression step (S120) of increasing and transmitting a transmission capacity by compressing a moving picture and audio data transmitted to the device;

A storage step of storing the compressed video and audio data in a storage unit (S130);

A reading step (S140) of reading a multimedia file such as a moving picture or voice data stored in the storage unit;

And outputting the read data through a display device of a television or a vehicle (S150).

In more detail, when connected to a computer, a car, a digital camera, or a music playback device through the USB interface 105 of the present invention, the portable multimedia player (S100), driving software and driver information of the device The flash memory unit 160 stores the video, music files, etc. from the computer, the car, the digital camera, or the music playback device to the storage unit 170 of the device (S110).

The transmitted video and audio data are compressed through an image / audio codec unit 150 to increase and transmit a transmission capacity (S120), and store the compressed video and audio data in the storage unit 170. In this case, when the user wants to watch on the device of the present invention through a television or a display device in a car, the user checks the connection between the device and the display device in a television or a car, and then through the media file reader 165. The multimedia file stored in the storage unit 170 is read out (S140). The read out video and audio data are output through a television or a display device in a car (S150).

4A to 4C are diagrams showing an example mounted inside a vehicle of a portable multimedia playback apparatus that can be played in a TV and a vehicle according to an embodiment of the present invention.

As shown in Figures 4a to 4c, the car audio device is installed in the interior of the vehicle after storing the multimedia file by connecting the portable multimedia player 100 that can be played on the TV and the car of the present invention with a personal computer ( When the inventors of the present invention is pushed into the car audio device 510 by using an in-pack method that can be easily detached at any time without the need for cabling to the 510, it is connected to output to the vehicle video reproducing apparatus and the in-vehicle speaker. It is electrically connected to the vehicle AV output unit 120 to output an audio signal through the automotive audio device 510, and to output an image signal through the automotive display panel 520.

As described above, the media files such as digital photos, MP3 files, videos, etc. can be easily displayed in a TV, car, or display-supported environment without a computer through the portable multimedia player that can be played on the present invention TV and automobile. have.

Those skilled in the art to which the present invention pertains as described above may understand that the present invention may be implemented in other specific forms without changing the technical spirit or essential features of the present invention. Therefore, the above-described embodiments are to be understood as illustrative in all respects and not restrictive.

The scope of the invention is indicated by the following claims rather than the above description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the invention. do.

The present invention is a portable multimedia playback device that can be played on TVs and automobiles, and enables users to display media files such as digital photos, MP3 files, videos, etc. without a computer in a television, automobile, or display supported environment. It has the effect of providing efficiency.

Claims (4)

In a multimedia playback device that reads multimedia files such as digital photos, videos, MP3 files through a display device in connection with a portable storage device, a television, an in-vehicle display device, A USB interface 105 connected to a computer, a digital camera, a music player, and the like to receive a large amount of hard support and ultra-high speed data; A TV image output unit 110 that supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and outputs images such as Composite, S-Video, and Component; A TV audio output unit 115 for outputting audio of stereo and 5.1-channel optical digital lights; It supports progressive scan such as 480p, 1280 X 720p, 1920 X 1080i, and can play video such as composite, S-video, component and audio such as stereo and 5.1 channel optical digital. A vehicle AV output unit 120 connected to output the device and the in-vehicle speaker; A transmission unit 125 for transmitting and receiving a multimedia file through the USB interface; An IR receiver 140 for receiving an infrared signal from a remote controller operated by a user; A flash memory unit 160 composed of one or more flash memories to store device driving software and driver information; A storage unit 170 for storing a large amount of video content, MP3 files and media files; A video / audio codec unit 150 for compressing and processing video and audio data received through the USB interface unit to increase transmission capacity and to code the video / audio codec unit 150; A digital converter 145 for converting an analog signal into a digital signal and then compressing the signal in the video / audio codec unit and converting the transmitted signal back into the original video / audio; A display unit 135 for the user to check the current state of the apparatus; A key operation unit 130 for easily operating a user desired function; A media file reading unit 165 for reading a multimedia file such as a moving picture, an MP3, a still image, and the like stored in the storage unit, and storing the multimedia file from a computer, a digital camera, a music player, etc. connected to the storage unit; ; And a central processing unit (175) for processing the overall control and driving of each unit. The method of claim 1, And a SD card slot unit 155 for expanding and storing a large amount of multimedia contents. The method according to claim 1 or 2, The video / audio codec unit 150, When the multimedia file stored in the storage unit 170 is played back through a computer, a digital camera, a music player, or the like, it is decoded and transmitted to the playback device to be played through the image output unit 110 and the audio output unit 115. Portable multimedia playback device, characterized in that. In the multimedia playback method of reading a multimedia file, such as digital photos, videos, MP3 files through a display device in connection with a portable storage device, a television, an in-vehicle display device, A connection step (S100) for connecting the device and a computer, a car, a digital camera, a music playback device, etc. through a USB interface 105; A transmission step of transmitting a moving picture or a music file from the computer or the car or the digital camera or the music player to the storage of the device when the device and the computer or the car or the digital camera or the music player are connected (S110); A compression step (S120) of increasing and transmitting a transmission capacity by compressing a moving picture and audio data transmitted to the device; A storage step of storing the compressed video and audio data in a storage unit (S130); A reading step (S140) of reading a multimedia file such as a moving picture or voice data stored in the storage unit; Output step (S150) for outputting the read data through a display device of a television or a vehicle; video and audio data processing method of a portable multimedia playback apparatus that can be played on a TV and a vehicle, characterized in that it comprises.

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