CN201252596Y - a kind of television - Google Patents

Abstract

The utility model provides a TV, comprising: an embedded signal processing functional unit, used for wirelessly receiving multimedia data in a computer and processing it into a format that can be played by the TV functional unit, and transmitting it to the TV functional unit; a TV functional unit, used for playing Receive signals transmitted from the embedded processing unit. Wherein, the embedded signal processing functional unit includes: a network control unit, which is used to realize the main controller wirelessly receiving multimedia data from the computer; a main controller, which is used to encode the multimedia data in the computer transmitted by the network control unit Decoding processing, converted into the format supported by the TV functional unit; the first memory, used to cache the multimedia data received by the main controller and the intermediate data generated when encoding and decoding multimedia data; the second memory, used to store the main controller configuration program. By using the utility model, the TV can realize the function of playing multimedia data in the computer in a wireless manner.

Description

a kind of television

technical field

The utility model relates to the field of television, in particular to a television capable of playing multimedia data in a computer in a wireless manner.

Background technique

With the development of science and technology, people have put forward more and more requirements on the source of TV programs. Traditional wireless methods, cable TV cable program methods, and VCD/DVD video player methods can no longer meet the requirements. The USB storage, memory card storage and hard disk storage that have emerged in recent years are lacking in update speed and user satisfaction.

At present, the Internet can update program sources quickly. The mainstream way to watch Internet program sources is to watch through ordinary personal computers (PCs) connected to broadband, but most people are more familiar with TV, and it is more suitable to watch programs through TV. family members use.

Utility model content

In view of this, the utility model provides a television capable of wirelessly receiving multimedia data in a computer.

The TV provided by the utility model includes: an embedded signal processing functional unit, which is used to wirelessly receive multimedia data in the computer and process it into a format that can be played by the TV functional unit and transmit it to the TV functional unit;

The TV functional unit is used for playing and receiving signals transmitted from the embedded processing unit.

Wherein, the embedded signal processing functional unit includes:

The main controller is used to encode and decode the multimedia data transmitted by the network control unit into a format supported by the TV functional unit;

The first memory, connected to the main controller, is used to buffer the multimedia data received by the main controller and the intermediate data generated when the multimedia data is encoded and decoded;

The second memory is used to store the configuration program of the main controller;

The network control unit is connected between the main controller and the computer, and is used for the main controller to receive multimedia data from the computer.

Wherein, the main controller adopts DSP or embedded CPU or an embedded processor combined with embedded CPU and DSP.

Optionally, the embedded signal processing functional unit further includes: a storage unit, configured to store the multimedia data acquired by the main controller.

Optionally, the storage unit includes one or any combination of the following: a built-in storage device, an external storage device.

Optionally, the embedded signal processing function unit further includes: a control signal input unit 102, configured to input instruction information.

Wherein, the input device and the interface unit include: a mouse, a keyboard, an IDE and a USB interface.

Wherein, the TV functional unit includes: a signal input interface unit, a signal processing unit and a TV display unit,

The signal input interface unit provides transmission ports for signals of different formats, and is used to receive multimedia signals of different formats transmitted by the main controller;

The signal processing unit is used for decoding the signal input by the signal input interface;

The TV display unit is used to play the data encoded by the signal processing unit.

Wherein, the TV functional unit also includes:

The control signal receiving unit 111 is configured to receive instruction information input by the user through the control device.

The TV internal processing unit is used to transmit the operation instruction to the embedded signal processing functional unit received by the control signal receiving unit 111 to the embedded signal processing functional unit through the instruction interface of the signal input interface unit 108 .

From the above, it can be seen that the television of the present invention has the function of receiving multimedia data in the computer and signal processing in a wireless manner.

The utility model adopts an embedded processor, which reduces power consumption.

The utility model provides a storage unit through an operating system, which is convenient for users to store data.

The utility model adopts an input device and various interfaces, besides a remote controller, it can also be connected with an external control device, such as a keyboard, a mouse, a joystick, etc., which not only makes the operation more convenient, but also increases the entertainment of the TV set.

Description of drawings

Fig. 1 is a schematic circuit diagram of the utility model;

Fig. 2 is a concrete circuit diagram realizing the utility model;

Fig. 3 is another specific circuit diagram for realizing the utility model.

Detailed ways

Fig. 1 shows the circuit principle diagram of the TV of the utility model, including the TV functional unit and the embedded signal processing functional unit. The embedded signal processing functional unit is used to wirelessly receive the multimedia data in the computer, process it into a format playable by the TV functional unit and transmit it to the TV functional unit, and manage the files of the storage device connected to it. The television functional unit is used for playing television signals and receiving and playing signals transmitted from the embedded processing functional unit. The details are as follows:

Wherein, the embedded signal processing functional unit includes a main controller 101, a control signal input unit 102, a first memory 103, a second memory 104, a network control unit 105, and a storage unit 106, and the main controller 101 is connected with the above-mentioned other units . in:

The network control unit 105 is connected between the main controller 101 and the computer, and is used for the main controller 101 to wirelessly receive multimedia data in the computer, which can be realized by using a wireless network card or bluetooth technology.

The main controller 101 is used for encoding and decoding the data transmitted by the network control unit 105 into a format supported by the TV functional unit, so as to provide the signal input interface unit 108 of the TV functional unit. The main controller 101 also executes general commands such as file management to manage each connected device. The main controller 101 may adopt a high-performance DSP, an embedded CPU, or an embedded processor combined with an embedded CPU and a DSP.

The first memory 103 is connected with the main controller 101 and used for buffering the multimedia data received by the main controller 101 and the intermediate data generated when the multimedia data is coded and decoded.

The second memory 104 is used to store the configuration program of the main controller 101, and can be updated by receiving instructions from the main controller 101 or other methods. The second memory can also provide read and write space for other files to the main controller.

The storage unit 106 is configured to store the multimedia data acquired by the main controller 101 for direct reading without accessing the computer. The storage unit may be a built-in storage device such as a hard disk, or an external storage device such as a recorder or an external hard disk.

The control signal input unit 102 is used for inputting instruction information, and this unit can adopt devices such as a keyboard and a mouse.

The TV functional unit includes a signal input interface unit 108 , a signal processing unit 109 , a TV internal processing unit, a TV display unit 107 , and a control signal receiving unit 111 . in:

The signal input interface unit 108 provides transmission ports for signals of different formats, such as traditional composite video signal ports, S terminals, VGA terminals and HDMI high-definition signal terminals, etc., for receiving multimedia signals of different formats transmitted by the main controller 101. The signal input interface unit 108 is also provided with an instruction interface, which is connected to the internal processing unit of the TV (not shown in the figure), so as to transmit the instruction from the internal processing unit of the TV to the embedded signal processing function unit. The signal processing unit 109 is used for decoding the signal input by the signal input interface unit 108, corresponding to the signal transmission ports of different formats provided by the signal input interface unit 108, and may include sub-processing units of multiple formats, such as VGA processing unit, HDMI processing unit, etc.

The TV display unit 107 is used for playing and displaying the encoded and decoded data of the signal processing unit 109, and may include a traditional CRT TV display module, a high-definition signal liquid crystal/plasma TV display module, and the like.

The control signal receiving unit 111 is configured to receive instruction information input through the control device. It may be instruction information sent by the user through function keys on the TV control panel, infrared remote controller and other control devices.

The internal processing unit of the TV is used to convert the instruction received by the control signal receiving unit 111 into the internal control signal of the TV to control the operation of the TV, and transmit the operation instruction of the embedded signal processing function unit to the embedded signal through the signal input interface unit 108. Signal processing functional unit.

Fig. 2 shows a specific circuit diagram for realizing the utility model. In this example, the main controller 101 of the embedded signal processing function unit adopts the codec main chip RTD1261, the network control unit 105 adopts a USB DONGLE (wireless network card), which is connected with the codec main chip RTD1261 through the USB interface, and the first memory 103 It is realized by DDR HY5DU1216222, and the second memory 104 is realized by MBM29LV160; the functions of signal input interface unit 108, signal processing unit 109 and TV internal processing unit in the TV functional unit are realized by the TV core board, and the signal input interface unit 108 is processed by 8051 single-chip microcomputer device, the TV display unit 107 uses a display chip WX68.

The working principle of the embodiment of Fig. 2 playing computer multimedia data in a wireless manner is introduced in detail below:

The user enters commands through the remote control according to the prompts of the TV control interface, and the codec main chip RTD1261 receiving the command receives the multimedia data from the computer through the wireless network card, and the codec main chip RTD1261 calls the configuration program of FLASH MBM29LV160 to modify the multimedia data. Decode, and call DDR HY5DU1216222 to cache and decode intermediate data at the same time. The codec main chip RTD1261 transmits the decoded data to the TV core board, and then the display chip WX68 displays the decoded data.

Fig. 3 shows another specific circuit diagram for realizing the utility model. In this example, the main controller 101 of the embedded signal processing function unit adopts a 1261IC chip, the network control unit 15 adopts a wireless Internet access chip IP101 chip, the storage device unit 106 adopts a CF card, and the control signal input unit 102 adopts a mouse and a USB interface; The control signal receiving unit 111 of the functional unit adopts an 8051 single-chip processor, and the functions of the signal input interface unit 108, the signal processing unit 109 and the internal processing unit of the TV are realized by the TV core board.

Below the embodiment of Fig. 3 is introduced in detail by the working principle of wirelessly playing computer multimedia data:

The user enters commands through the keyboard and mouse to enter the computer to obtain multimedia data. The 1261IC receives the multimedia data from the computer via the wireless Internet access chip IP101, and the 1261IC calls the configuration program of the FLASH memory to decode the multimedia data, and at the same time calls the DDR memory to cache and decode the intermediate data, and can also call the storage device to store the multimedia that needs to be saved. data. 1261IC then transmits the decoded data to the TV core board, and the TV core board converts the received data into TV signals, and then plays them.

Among them, the configuration program of the main controller stored in the FLASH memory can be updated and upgraded. Wherein, the upgraded configuration program can be updated through an external device of the input device interface, such as a USB memory. By updating the configuration program in the FLASH memory, multimedia data in a new format can be supported.

In the above-mentioned embodiment, the user who uses the TV of the present invention can go to access the multimedia data of the computer through an input device (such as a keyboard, a mouse, an infrared remote controller, etc.) connected to the TV. It is not difficult to understand that the main controller 101 The program is simplified to a receiving mode only. When the computer enters the wireless receiving range of the TV, a wireless connection to the computer is automatically established, and the icon is displayed on the TV screen. Then the multimedia data from the computer is received and played, and when the user inputs an order on the input device that does not agree to receive, the multimedia data in the computer is not received. The wireless communication method can be bluetooth (bluetooth), wireless local area network (wireless LAN), WiFi or other communication methods.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (9)

1. TV, comprising: the embedded signal processing function unit is used for the multi-medium data of wireless receiving computer and is treated to the form that can play the TV functions unit being transferred to the TV functions unit;

The TV functions unit is used to play the signal that reception embedded processing unit transmits.

2. TV according to claim 1 is characterized in that: described embedded signal processing function unit comprises:

Network control unit (105) is connected between master controller (101) and the computer, is used for realizing the multi-medium data of master controller wireless receiving from computer;

Master controller (101), the multi-medium data encoding and decoding that are used for computer that network control unit (105) is transmitted are handled, and are converted into the form that the TV functions unit is supported;

First internal memory (103) links to each other with master controller (101), the intermediate data that produces when being used for multi-medium data that buffer memory master controller (101) receives and multi-medium data being carried out encoding and decoding;

Second internal memory (104) is used to store the configurator of master controller (101).

3. TV according to claim 2 is characterized in that: described master controller (101) is: the flush bonding processor of DSP, embedded type CPU or embedded type CPU and DSP combination.

4. TV according to claim 2 is characterized in that: described embedded signal processing function unit also comprises: memory cell (106) is used to store the multi-medium data that master controller (101) obtains.

One of 5. TV according to claim 4 is characterized in that: below described memory cell (106) comprises at least: built-in memory device, external memory device.

6. TV according to claim 2 is characterized in that: described embedded signal processing function unit also comprises: control signal input unit (102) is used for input instruction information.

One of 7. TV according to claim 6 is characterized in that: below described control signal input unit (102) comprises at least: mouse, keyboard, IDE and USB interface.

8. TV according to claim 1 is characterized in that: described TV functions unit comprises:

Signal input interface unit (108) provides the transmit port of different-format signal, is used to receive the multi-media signal of the different-format that master controller (101) transmits;

Signal processing unit (109) is used for and will separates encoding process by the signal of signal input interface unit (108) input;

Television display unit (107) is used for the data after signal processing unit (109) encoding and decoding are play.

9. TV according to claim 8 is characterized in that: described TV functions unit also comprises:

Control signal receiving element (111) is used to receive the command information of user by the control appliance input.

TV inter-process unit (110) is used for what control signal receiving element (111) received the instruction interface of embedded signal processing function unit operational order by signal input interface unit (108) being transferred to the embedded signal processing function unit.

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