KR20050052000A - Hot plug in controling storage device for digital television set and the method thereof - Google Patents
Hot plug in controling storage device for digital television set and the method thereof Download PDFInfo
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- KR20050052000A KR20050052000A KR1020030085695A KR20030085695A KR20050052000A KR 20050052000 A KR20050052000 A KR 20050052000A KR 1020030085695 A KR1020030085695 A KR 1020030085695A KR 20030085695 A KR20030085695 A KR 20030085695A KR 20050052000 A KR20050052000 A KR 20050052000A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4135—Peripherals receiving signals from specially adapted client devices external recorder
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/43622—Interfacing an external recording device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43632—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wired protocol, e.g. IEEE 1394
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- Multimedia (AREA)
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- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
본 발명은 디지털TV수상기(Digital Television; DTV)에 직렬데이터통신인터페이스를 통해 착탈가능하게 핫 플러그 인(HPI) 형태로 외부저장장치를 연결하여 DTV영상 및 음성에 대한 대용량의 파일을 저장 녹화하고 인출 재생할 수 있는 DTV의 착탈가능 HPI 제어저장장치 및 그 방법에 관한 것이다.The present invention connects an external storage device in the form of a hot plug-in (HPI) to a digital television (DTV) through a serial data communication interface, and stores and records a large amount of files for DTV video and audio. The present invention relates to a removable HPI control storage device of a reproducible DTV and a method thereof.
본 발명에 따른 DTV의 착탈가능 HPI 제어저장장치는 DTV튜너부 및 디모듈레이터를 통해 전송스트림을 입력받아 DTV영상 및 음성을 복원시키는 DTV프로세서를 갖는 DTV에 있어서, 상기 DTV프로세서에 핫 플러그 인(Hot Plug In;HPI)제어를 위해 프로그램모듈로서 내장되어 있는 HPI제어부; 상기 HPI제어부를 통해 핫 플러그 인(HPI)방식으로 외부저장장치를 인터페이스하여 인식하는 HPI인식부를 갖는 HPI인터페이스제어부; 상기 외부저장장치가 장착되고 상기 HPI인터페이스제어부에 착탈가능하게 접속하여 인터페이스를 하기 위한 HPI인터페이스부를 포함한다.The detachable HPI control storage device of the DTV according to the present invention is a DTV having a DTV processor for receiving a transport stream through a DTV tuner unit and a demodulator to restore DTV video and audio, and a hot plug in the DTV processor. An HPI control unit embedded as a program module for In; HPI) control; An HPI interface control unit having an HPI recognition unit that interfaces with and recognizes an external storage device through a hot plug-in (HPI) method through the HPI control unit; And an HPI interface unit for mounting the external storage device and detachably connecting the HPI interface control unit to interface with the HPI interface controller.
또한 상기 외부저장장치는 상기 HPI제어부 및 HPI인터페이스제어부에 의한 HPI제어가 가능하도록 상기 HPI인터페이스부를 내장할 수 있다.The external storage device may include the HPI interface unit to enable HPI control by the HPI control unit and the HPI interface control unit.
또한 본 발명에 따른 DTV의 착탈가능 HPI 제어저장방법은a) DTV프로세서의 HPI제어부는 HPI인터페이스제어부의 HPI인식부를 확인하여 외부저장장치의 연결 상태를 점검하는 단계; b) 외부저장장치가 HPI인터페이스부를 통해 HPI인터페이스제어부에 장착 연결되어 있으면 HPI인터페이스제어부의 HPI인식부는 외부저장장치를 인식하는 단계; 및 c) DTV프로세서의 HPI제어부는 HPI인터페이스제어부의 HPI인식부를 제어하여 HPI인터페이스부를 통해 외부저장장치를 제어하여 초기화헤서 사용 가능케하는 단계를 포함한다.In addition, the detachable HPI control storage method of the DTV according to the present invention comprises the steps of: a) HPI control unit of the DTV processor checking the connection state of the external storage device by checking the HPI recognition unit of the HPI interface control unit; b) if the external storage device is connected to the HPI interface control unit via the HPI interface unit, the HPI recognition unit of the HPI interface control unit recognizes the external storage device; And c) the HPI control unit of the DTV processor controls the HPI recognition unit of the HPI interface control unit to control the external storage device through the HPI interface unit to enable the initialization and use.
Description
본 발명은 디지털TV수상기(Digital Television; DTV)에 직렬데이터통신인터페이스를 통해 착탈가능하게 핫 플러그 인(HPI) 형태로 외부저장장치를 연결하여 DTV영상 및 음성에 대한 대용량의 파일을 저장 녹화하고 인출 재생할 수 있는 DTV의 착탈가능 HPI 제어저장장치 및 그 방법에 관한 것이다.The present invention connects an external storage device in the form of a hot plug-in (HPI) to a digital television (DTV) through a serial data communication interface, and stores and records a large amount of files for DTV video and audio. The present invention relates to a removable HPI control storage device of a reproducible DTV and a method thereof.
최근 디지털TV 방송시대에 접어 들면서 다양한 디지털TV 방송 및 디지털TV 수상기(DTV)의 보급이 급격하게 증가하고 있다.In recent years, the digital TV broadcasting and digital TV receivers (DTV) has been widely used.
종래 DTV에는 TV튜너부 및 디모듈레이터(Demodulutor)를 통해 전송스트림을 입력받아 DTV영상 및 음성을 복원시켜 재생하는 DTV프로세서와 DTV프로세서의 처리과정에서 전송스트림을 임시 저장하는 메모리가 있다.Conventional DTVs include a DTV processor that receives a transport stream through a TV tuner unit and a demodulator, and restores and reproduces the DTV video and audio, and a memory that temporarily stores the transport stream during processing of the DTV processor.
한편 고정 저장장치가 있다 하더라도 DTV영상 및 음성에 대한 대용량의 디지털데이터에 대한 파일의 크기가 매우 크기 때문에 저장보다는 빈번한 삭제작업이 불편하고, 대용량 DTV영상 및 음성파일에 대한 체계적 저장 녹화 관리를 하지 못 하고 필요시 인출 재생할 수 없다는 문제점이 있다.On the other hand, even if there is a fixed storage device, the file size for a large amount of digital data for DTV video and audio is very large, so it is inconvenient to delete more frequently than storage, and it is not possible to manage systematic storage and recording of large DTV video and audio files. And there is a problem that can not be played withdrawal if necessary.
따라서 대용량의 외부저장장치를 착탈가능하게 사용할 필요성이 있다.Therefore, there is a need to use a large capacity external storage device detachably.
본 발명은 상기한 바와 같은 제반 문제점을 해결하기 위해 안출된 것으로써, 본 발명의 목적은 DTV에 직렬데이터통신인터페이스를 통해 착탈가능하게 핫 플러그 인(HPI) 형태로 외부저장장치를 연결하여 DTV영상 및 음성에 대한 대용량의 파일을 저장 녹화하고 인출 재생할 수 있는 DTV의 착탈가능 HPI 제어저장장치 및 그 방법을 제공하는 데에 있다.The present invention has been made to solve the above problems, an object of the present invention is to connect the external storage device in the form of hot plug-in (HPI) to the DTV through a serial data communication interface to the DTV image And a removable HPI control storage device for a DTV capable of storing, recording, retrieving, and reproducing a large file for voice, and a method thereof.
상기한 목적을 달성하기 위한 본 발명에 따른 DTV의 착탈가능 HPI 제어저장장치 는 DTV튜너부 및 디모듈레이터를 통해 전송스트림을 입력받아 DTV영상 및 음성을 복원시키는 DTV프로세서를 갖는 DTV에 있어서, 상기 DTV프로세서에 핫 플러그 인(Hot Plug In;HPI)제어를 위해 프로그램모듈로서 내장되어 있는 HPI제어부; 상기 HPI제어부를 통해 핫 플러그 인(HPI)방식으로 외부저장장치를 인터페이스하여 인식하는 HPI인식부를 갖는 HPI인터페이스제어부; 상기 외부저장장치가 장착되고 상기 HPI인터페이스제어부에 착탈가능하게 접속하여 인터페이스를 하기 위한 HPI인터페이스부를 포함한다.Removable HPI control storage device of the DTV according to the present invention for achieving the above object is a DTV having a DTV processor for receiving a transport stream through the DTV tuner and demodulator to restore the DTV image and audio, the DTV processor An HPI control unit embedded as a program module for hot plug in (HPI) control; An HPI interface control unit having an HPI recognition unit that interfaces with and recognizes an external storage device through a hot plug-in (HPI) method through the HPI control unit; And an HPI interface unit for mounting the external storage device and detachably connecting the HPI interface control unit to interface with the HPI interface controller.
또한 상기 외부저장장치는 상기 HPI제어부 및 HPI인터페이스제어부에 의한 HPI제어가 가능하도록 상기 HPI인터페이스부를 내장할 수 있다.In addition, the external storage device may include the HPI interface unit to enable HPI control by the HPI control unit and the HPI interface controller.
또한 본 발명에 따른 DTV의 착탈가능 HPI 제어저장방법은 a) DTV프로세서의 HPI제어부는 HPI인터페이스제어부의 HPI인식부를 확인하여 외부저장장치의 연결 상태를 점검하는 단계; b) 외부저장장치가 HPI인터페이스부를 통해 HPI인터페이스제어부에 장착 연결되어 있으면 HPI인터페이스제어부의 HPI인식부는 외부저장장치를 인식하는 단계; 및 c) DTV프로세서의 HPI제어부는 HPI인터페이스제어부의 HPI인식부를 제어하여 HPI인터페이스부를 통해 외부저장장치를 제어하여 초기화헤서 사용 가능케하는 단계를 포함한다. In addition, the detachable HPI control storage method of the DTV according to the present invention includes a) HPI control unit of the DTV processor checking the connection state of the external storage device by checking the HPI recognition unit of the HPI interface control unit; b) if the external storage device is connected to the HPI interface control unit via the HPI interface unit, the HPI recognition unit of the HPI interface control unit recognizes the external storage device; And c) the HPI control unit of the DTV processor controls the HPI recognition unit of the HPI interface control unit to control the external storage device through the HPI interface unit to enable the initialization and use.
이하, 첨부된 도면을 참조하여 본 발명에 따른 DTV의 착탈가능 HPI 제어저장장치 및 그 방법을 상세히 설명하면 다음과 같다.Hereinafter, with reference to the accompanying drawings will be described in detail the removable HPI control storage device and method of the DTV according to the present invention.
도 1은 본 발명에 따른 DTV용 착탈가능 HPI 제어저장장치에 대한 전체 구성을 나타내는 블록도이다.1 is a block diagram showing the overall configuration of the removable HPI control storage device for DTV according to the present invention.
도시한 바와 같이, 본 발명에서 DTV(10)에는 직렬데이터통신인터페이스를 통해 착탈가능하게 외부저장장치(30)가 연결된다.As shown, in the present invention, the external storage device 30 is detachably connected to the DTV 10 through a serial data communication interface.
DTV(10)는 DTV튜너부(11), 디모듈레이터(Demodulutor)(12), DTV프로세서(13), 로 구성된다.The DTV 10 includes a DTV tuner 11, a demodulator 12, and a DTV processor 13.
DTV튜너부(11)는 DTV(10)의 안테나를 통해서 잡히는 공중전파를 수신하고 DTV프로세서(13)로부터 I2C라인을 통해 설정한 채널에 해당하는 전파만을 골라서 IF핀을 통해 디모듈레이터(12)에출력하면, 디모듈레이터(12)는 DTV튜너부(11)에서의 DTV방송신호를 전송스트림(Transport Stream)형태의 디지털데이터로 변환시키고 DTV프로세서(13)에 의해 DTV영상 및 음성이 복원된다.The DTV tuner unit 11 receives the airwaves caught through the antenna of the DTV 10 and selects only the radio waves corresponding to the channel set through the I2C line from the DTV processor 13 and outputs them to the demodulator 12 through the IF pin. In this case, the demodulator 12 converts the DTV broadcast signal from the DTV tuner 11 into digital data in the form of a transport stream, and the DTV video and audio are restored by the DTV processor 13.
도시하지는 않았지만, 키조작을 위한 조작버튼이나 리모콘이 각각의 인터페이스를 통해 DTV프로세서(13)에 연결되어서 조작버튼이나 리모콘의 키조작에 따라 해당되는 재생, 녹화 등의 각종 기능이 수행되어 DTV프로세서(13)에 의해 복원된 영상의 재생, 녹화 등이 이루어지는 것이다.Although not shown, an operation button or a remote controller for key operation is connected to the DTV processor 13 through respective interfaces, and various functions such as playback and recording are performed according to the operation of the operation button or the remote controller. The reproduction, recording, etc. of the video restored by 13) are performed.
본 발명에 따른 DTV용 착탈가능 HPI 제어저장장치는 HPI제어부(14), HPI인터페이스제어부(15), HPI인터페이스부(20)로 구성된다.The removable HPI control storage device for a DTV according to the present invention includes an HPI control unit 14, an HPI interface control unit 15, and an HPI interface unit 20.
HPI제어부(14)는 핫 플러그 인(Hot Plug In)제어를 위해 프로그램모듈로서 DTV프로세서(13)에 내장된다.The HPI control unit 14 is built in the DTV processor 13 as a program module for hot plug-in control.
HPI인터페이스제어부(15)는 HPI제어부(14)를 통해 HPI(Hot Plug In)방식으로 외부저장장치(30)를 인터페이스하여 인식하는 HPI인식부(16)를 구비하며, HPI인식부(16)는 프로그램모듈로서 내장될 수 있다.The HPI interface controller 15 includes an HPI recognition unit 16 that interfaces and recognizes the external storage device 30 by the HPI (Hot Plug In) method through the HPI control unit 14, and the HPI recognition unit 16 includes: It can be built as a program module.
HPI인터페이스부(20)는 외부저장장치(30)를 장착하며, HPI인터페이스제어부(15)에 착탈가능하게 접속하여 외부저장장치(30)를 인터페이스하므로써, 외부저장장치(30)를 착탈가능하게 사용할 수 있다.The HPI interface unit 20 is equipped with an external storage device 30, by detachably connecting to the HPI interface control unit 15 to interface the external storage device 30, the external storage device 30 can be used detachably Can be.
외부저장장치(30)는 HDD 등이 될 수 있으며, DTV영상 및 음성에 대한 대용량의 파일을 저장녹화하고 저장된 파일을 인출 재생하기 위한 것 이다.The external storage device 30 may be a hard disk drive (HDD), and the like, for recording and recording a large amount of files for DTV video and audio, and for retrieving and storing the stored files.
외부저장장치(30)는 HPI제어부(14) 및 HPI인터페이스제어부(15)에 의한 HPI제어가 가능하도록 상기 HPI인터페이스부(20)를 내장할 수도 있다.The external storage device 30 may incorporate the HPI interface unit 20 to enable HPI control by the HPI control unit 14 and the HPI interface control unit 15.
HPI인터페이스제어부(15) 및 HPI인터페이스부(20)는 직렬데이터통신인터페이스로서 범용직렬버스(Universal Serial Bus) 방식, 아이-트리플-이(IEEE)1394버스 방식 및 시리얼 에이티에이(Serial ATA)제어방식 등이 될 수 있다. The HPI interface control unit 15 and the HPI interface unit 20 are serial data communication interfaces, which include a universal serial bus method, an i-1313 bus method, and a serial ATA control method. And so on.
도 2는 본 발명에 따른 DTV용 착탈가능 HPI 제어저장장치 및 그 방법에 대한 동작을 설명하기 위한 플로우챠트이다.2 is a flowchart for explaining the operation of the removable HPI control storage device and method for DTV according to the present invention.
조작버튼이나 리모콘의 키조작으로 (예약)녹화 또는 (예약)재생을 입력하면, DTV프로세서(13)이 버튼이나 리모콘의 키조작에 따라 입력되는 (예약)녹화 또는 (예약)재생신호를 점검하고(S10),When (Reservation) recording or (Scheduled) playback is input by the operation buttons or the key operation on the remote control, the DTV processor 13 checks the (Reservation) recording or (Scheduled) playback signal input according to the button or remote control key operation (S10),
DTV프로세서(13)의 HPI제어부(14)는 HPI인터페이스제어부(15)의 HPI인식부(16)를 확인하여 외부저장장치(30)의 연결 상태를 점검하여(S11), 연결이 안된 상태이면 외부저장장치(30)를 HPI인터페이스부(20)에 장착한다(S12).The HPI control unit 14 of the DTV processor 13 checks the connection state of the external storage device 30 by checking the HPI recognition unit 16 of the HPI interface control unit 15 (S11). The storage device 30 is mounted on the HPI interface unit 20 (S12).
HPI인터페이스제어부(15)는 HPI인터페이스부(20)가 접속되어 있는지를 점검하여(S13), 접속되어 있지 않으면 HPI인터페이스부(20)을 HPI인터페이스제어부(15)에 장착 연결하고(S14), HPI인터페이스제어부(15)의 HPI인식부(16)는 외부저장장치(30)를 인식한다(S15).The HPI interface control unit 15 checks whether the HPI interface unit 20 is connected (S13), and if not connected, attaches and connects the HPI interface unit 20 to the HPI interface control unit 15 (S14). The HPI recognition unit 16 of the interface control unit 15 recognizes the external storage device 30 (S15).
DTV프로세서(13)의 HPI제어부(14)는 HPI인터페이스제어부(15)의 HPI인식부(16)를 제어하여 HPI인터페이스부(20)를 통해 외부저장장치(30)를 제어하여 사용 가능한 지를 점검하고(S16), 외부저장장치(30)의 파일시스템이 사용 가능하지 않으면 외부저장장치(30)를 초기화헤서 사용 가능케한다(S17).The HPI control unit 14 of the DTV processor 13 controls the HPI recognition unit 16 of the HPI interface control unit 15 to control the external storage device 30 through the HPI interface unit 20 to check whether it is available. If the file system of the external storage device 30 is not available (S16), the external storage device 30 is initialized to be used (S17).
DTV프로세서(13)의 HPI제어부(14)는 S10 단계의 신호에 따라 외부저장장치(30)에 DTV영상 및 음성에 대한 대용량의 파일을 저장 녹화하고 저장된 파일을 인출 재생한다(S18).The HPI control unit 14 of the DTV processor 13 stores and records a large amount of files for DTV video and audio in the external storage device 30 according to the signal of step S10 and retrieves and stores the stored files (S18).
본 발명에 따른 DTV의 착탈가능 HPI 제어저장장치 및 그 방법에 의하면, DTV에 직렬데이터통신인터페이스를 통해 착탈가능하게 핫 플러그 인(HPI) 형태로 외부저장장치를 연결하여 DTV영상 및 음성에 대한 대용량의 파일을 저장 녹화하고 인출 재생할 수 있으므로 필요에 따라 외부저장장치를 착탈하여 사용해서 DTV 영상 및 음성파일에 대한 체계적 저장 녹화 관리를 하고 인출 재생 할수 있다According to the detachable HPI control storage device and method thereof of the DTV according to the present invention, a large capacity for the DTV video and audio by connecting an external storage device in the form of a hot plug-in (HPI) to be detachably connected through the serial data communication interface to the DTV. You can save, record, and play back files, and you can remove and use external storage devices as needed to manage and record and manage DTV video and audio files systematically.
도 1은 본 발명에 따른 DTV의 착탈가능 HPI 제어저장장치에 대한 전체 구성을 나타내는 블록도.1 is a block diagram showing the overall configuration of the removable HPI control storage device of the DTV according to the present invention.
도 2는 본 발명에 따른 DTV의 착탈가능 HPI 제어저장장치 및 그 방법에 대한 동작을 설명하기 위한 플로우챠트이다.2 is a flowchart illustrating the operation of the removable HPI control storage device and method of the DTV according to the present invention.
<도면의 주요 부분에 대한 부호의 설명><Explanation of symbols for the main parts of the drawings>
10 : DTV 11 : DTV튜너부10: DTV 11: DTV tuner unit
12 : 디모듈레이터 13 : DTV프로세서12: demodulator 13: DTV processor
14 : HPI제어부 15 : HPI인터페이스제어부14: HPI control unit 15: HPI interface control unit
16 : HPI인식부 20 : HPI인터페이스부 16: HPI recognition unit 20: HPI interface unit
30 : 외부저장장치30: external storage device
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| KR1020030085695A KR20050052000A (en) | 2003-11-28 | 2003-11-28 | Hot plug in controling storage device for digital television set and the method thereof |
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| KR1020030085695A KR20050052000A (en) | 2003-11-28 | 2003-11-28 | Hot plug in controling storage device for digital television set and the method thereof |
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| KR20050052000A true KR20050052000A (en) | 2005-06-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100708173B1 (en) * | 2005-08-20 | 2007-04-16 | 삼성전자주식회사 | Apparatus and method for recording video and audio |
| CN107707856A (en) * | 2017-09-04 | 2018-02-16 | 青岛海信电器股份有限公司 | The method and device that a kind of multimedia programming is recorded |
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2003
- 2003-11-28 KR KR1020030085695A patent/KR20050052000A/en not_active Application Discontinuation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100708173B1 (en) * | 2005-08-20 | 2007-04-16 | 삼성전자주식회사 | Apparatus and method for recording video and audio |
| CN107707856A (en) * | 2017-09-04 | 2018-02-16 | 青岛海信电器股份有限公司 | The method and device that a kind of multimedia programming is recorded |
| CN107707856B (en) * | 2017-09-04 | 2020-07-10 | 海信视像科技股份有限公司 | Method and device for recording multimedia program |
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