CN101694769A - Wireless charging image transmission display system - Google Patents

Abstract

The invention discloses a wireless charging image transmission display system, which is suitable for a mobile digital product to display images through a display, and is characterized by comprising the following components: and a wireless power transmission terminal located at the display terminal for transmitting the effect of wireless power. And the wireless image receiving end is positioned at the display terminal and used for receiving the wireless image signal. And the wireless power receiving end is positioned on the mobile digital product and used for receiving the wireless power from the wireless power transmission end and charging the mobile digital product. And the wireless image transmission end is positioned in the mobile digital product and used for transmitting the wireless image signal to the wireless image receiving end and displaying the image signal on the display. The invention has the characteristics of wireless image transmission and wireless charging, solves the trouble of wiring in use, and ensures that the device has simple appearance and convenient use.

Description

Wireless charging image transmission display system

【Technical field】

The present invention relates to a display system, in particular to a wireless charging image transmission display system.

【Background technique】

For portability, mobile digital products usually have a built-in small display to reduce volume and weight, and are powered by a battery device. However, the small display becomes a disadvantage of the mobile digital product when it is returned indoors, such as in an office or at home, because users want to use a large display to watch images.

Please refer to FIG. 1. In the prior art, in order to solve the problem that the above-mentioned built-in display is too small, a transmission line 103 is usually used to pass through a personal computer 105 or directly connect to a large-size display 106, so that the image signal of the mobile digital product 102 can pass through the transmission line. 103 plays the image on the large-size display 106 . In addition, during the process of transmitting images through the transmission line 103, the power of the mobile digital product 102 is also being consumed, so the user will also use a charging line 104 or a charging stand to connect the mobile digital product 102 to an AC power 109 (such as a commercial power supply). ) to avoid power consumption. Therefore, the technical solution to solve the above problems needs to connect the mobile digital product 102 with two lines, the transmission line 103 and the charging line 104 , which is still very inconvenient in use.

【Content of invention】

In view of this, the purpose of the present invention is to provide a wireless charging image transmission and display system, which has the characteristics of wireless image transmission and wireless charging, solves the trouble of wiring in use, and makes the appearance of the device simple and easy to use.

Other purposes and advantages of the present invention can be further understood from the technical features disclosed in the present invention.

To achieve the above purpose, the present invention provides a wireless charging image transmission display system, the wireless charging image transmission display system includes a display terminal, set in a display, the display terminal includes: a wireless power transmission terminal for Transmission of wireless power; a wireless image receiving end, used for receiving wireless image signals, and displaying images of the wireless image signals on the display.

In addition, the wireless charging image transmission and display system also includes a mobile digital product, the mobile digital product includes: a wireless power receiving end, used to receive the wireless power of the wireless power transmission end, and charge the mobile digital product; The image transmission end is used for transmitting wireless image signals to the wireless transmission receiving end.

In a preferred embodiment of the present invention, the above-mentioned display is a liquid crystal display, and the above-mentioned display is connected to an alternating current as the power source of the system.

In a preferred embodiment of the present invention, the wireless image receiving end further includes a receiving unit for receiving the wireless image signal.

In a preferred embodiment of the present invention, the wireless image receiving end further includes a decoder for decoding the image signal received by the receiving unit to form an image signal.

In a preferred embodiment of the present invention, the above-mentioned wireless image receiving terminal further includes a driving integrated (IC) circuit for displaying the decoded image signal on a display panel.

In a preferred embodiment of the present invention, the above-mentioned wireless image transmission terminal further includes a graphics card for forming image signals.

In a preferred embodiment of the present invention, the wireless image transmission end further includes an encoder for encoding the image signal, for encoding the image signal to form the wireless image signal.

In a preferred embodiment of the present invention, the wireless image transmission end further includes a transmission unit for wirelessly transmitting the wireless image signal.

In addition, in a preferred embodiment of the present invention, the above-mentioned mobile digital products are selected from digital video cameras, digital cameras, mobile phones, personal digital assistants, portable multimedia players, video games and portable computers. A product in the formed group.

In a preferred embodiment of the present invention, the above wireless charging image transmission and display system is characterized in that the mobile digital product is connected to the display in a surface contact or within a fixed distance.

Compared with the prior art, the wireless charging image transmission and display system of the present invention transmits image signals wirelessly and charges wirelessly, and only needs to touch the surface of the mobile digital product to a large-size display or place it within a fixed distance, thereby overcoming the existing It is inconvenient for mobile digital products to be connected to a large-size display, and it can be directly connected to a large-size display without a personal computer, and the mobile digital product can be charged, which increases the added value of the display.

In order to make the above content of the present invention more obvious and understandable, the following preferred embodiments are specifically cited below, and in conjunction with the accompanying drawings, the detailed description is as follows:

【Description of drawings】

FIG. 1 is a schematic diagram of connecting an existing mobile digital product to a large-size display.

FIG. 2 is a block diagram of a wireless charging image transmission and display system according to a preferred embodiment of the present invention.

FIG. 3 is a structural block diagram of a display terminal in a preferred embodiment of the present invention.

Fig. 4 is a schematic diagram of the specific use of the preferred embodiment of the present invention.

【Detailed ways】

In the following embodiments, the same parts are denoted by the same symbols in different drawings.

Please refer to the block diagram of a wireless charging image transmission display system 200 shown in FIG. 2 according to a preferred embodiment of the present invention, which includes a display terminal (Terminator) 220, which is arranged in a display. The display terminal 220 includes: a wireless power transmission terminal 221, used for transmitting a wireless power 401; a wireless image receiving end 222, used for receiving a wireless image signal 402, and displaying an image of the wireless image signal 402 on the display. In addition, the wireless charging image transmission display system 200 also includes a mobile digital product 210, and the mobile digital product 210 includes: a wireless power receiving terminal 211 for receiving the wireless power 401 transmitted from the wireless power transmitting terminal 221, And charging the mobile digital product 210 ;

In a preferred embodiment of the present invention, the wireless image receiving end 222 of the display terminal 220 further includes a receiving unit 222 a for receiving the wireless image signal 402 . The wireless video receiving end 222 also includes a decoder (Decoder) 222b for decoding the wireless video signal 402 received by the receiving unit 222a. For example, the wireless video signal 402 is decoded into a reduced swing differential signaling (Reduced Swing Differential Signaling, RSDS). In addition, the wireless video receiving end 222 also includes an integrated circuit 222c (hereinafter referred to as the driving IC circuit 222c), which is used to display the decoded video signal (such as the above-mentioned RSDS signal) on the display panel.

In a preferred embodiment of the present invention, the wireless image transmission terminal 212 in the above-mentioned mobile digital product 210 also includes a graphics card 212c, which is used to form image signals, such as Transition Minimized Differential Signaling (TMDS) converted to form an RSDS signal. The wireless video transmission end 212 also includes an encoder (Encoder) 212b for encoding the video signal, for example converting the RSDS signal into the wireless video signal 402 . In addition, the wireless image transmission end 212 further includes a transmission unit 212 a for wirelessly transmitting the wireless image signal 402 .

The structure of the display terminal 220 in the preferred embodiment of the present invention will be described in detail below. FIG. 3 is a block diagram for illustrating the structure of the display terminal 220 in a preferred embodiment of the present invention. First, there is a two-in-one power supply (LCD inverter and power supply, LIPS) 230 electrically connected to an alternating current (AC power) 250 on the display terminal 220, which is used to provide the wireless charging image transmission display system 200 of the preferred embodiment of the present invention The two-in-one power supply 230 includes a DC/AC (AC/DC) converter 232, an inverter (inverter) 234, and a photodiode driver (LED driver) (not shown in the figure). The display terminal 202 also includes a balance circuit (balance board) 235 electrically connected to the two-in-one power supply 230 for balancing the backlight (back light) power supply current; and a wireless charging module 240 with the above-mentioned wireless power transmission The end 221 (not shown in the figure) is used to provide the wireless power 401 to the wireless power receiving end 211 in the mobile digital product 210 .

In addition, the display terminal 220 also has a control circuit board (control board) 225, which has the above-mentioned receiving unit 222a to receive the wireless image signal 402 from the mobile digital product 201 (wireless image transmission 201b), through the above-mentioned decoder 222b (not shown) (shown in the figure) decodes the wireless image signal, and then transmits it to the timing control board (Timing controller, TCON) 226 located on the control circuit board (control board) 225, and then transmits it to the driver IC circuit 222c to output the required voltage To the thin-film transistor (TFT) of the liquid crystal panel to control the twisting degree of the liquid crystal molecules in the pixel (Pixel), so as to display the image of the image signal.

The above-mentioned various circuits are highly integrated in the display terminal 202, so that the display has backlight, drive panel and other power supplies, and the wireless charging module 240 provides power for the mobile digital product 210, so that the mobile digital product 210 can maintain power when it is connected to the display. .

Please refer to FIG. 4 , which shows a specific schematic diagram of a preferred embodiment of the present invention. The display 300 in the figure is a liquid crystal display. The display 300 is connected to an AC power (AC power) 250 as the power source of the system. The user places the mobile digital product 210 in front of the display 300 , wherein the connection between the mobile digital product 210 and the display 300 can be a surface contact. Or there is no contact mode, that is, the mobile digital product 201 and the display 300 are connected within a fixed distance. The display 300 charges the mobile digital product 210 with a wireless power 401 . The mobile digital product 210 transmits a wireless image signal 402 to the display 300 , and displays images on the screen of the display 300 .

Display 300 is matched with mobile digital product 210. This system of the present invention can produce multiple applications as follows: the mobile digital product 201 can be selected from digital video cameras, digital cameras, mobile phones, personal digital assistants, portable multimedia players, and television entertainment. A product in the group consisting of servers and portable computers.

To sum up, the present invention only needs to contact the surface of the mobile digital product with a large-size display or place it within a fixed distance. It is inconvenient for the product to be connected to a large-size display, and it can be directly connected to a large-size display without a personal computer, and the display can charge mobile digital products, which increases the added value of the display.

Although the technical idea of the present invention has been described above in conjunction with the accompanying drawings, this is an illustration of a preferred embodiment of the present invention and is not intended to limit the present invention. As long as they are technical personnel with conventional knowledge, anyone can make various changes and imitations within the scope of not departing from the technical idea of the present invention.

Claims (10)

1. wireless charging image transfer display system, it is characterized in that: described wireless charging image transfer display system comprises:

One display terminal is arranged in the display, and this display terminal comprises:

One wireless power transmission ends is used to transmit a wireless power; And

One wireless imaging receiving end is used to receive a wireless imaging signal, and shows the image of this wireless imaging signal in this display; And

One mobile digital product comprises:

One wireless power receiving end is used to receive this wireless power, to this mobile digital product charging;

And

One wireless imaging transmission ends is used to transmit this wireless imaging signal and gives this wireless transmission receiving end.

2. wireless charging image transfer display system as claimed in claim 1 is characterized in that: this display is a LCD.

3. wireless charging image transfer display system as claimed in claim 1 is characterized in that: this display connects an alternating current, as this systematic electricity source.

4. wireless charging image transfer display system as claimed in claim 1 is characterized in that: this wireless imaging receiving end also comprises a receiving element, is used to receive this wireless imaging signal.

5. wireless charging image transfer display system as claimed in claim 4 is characterized in that: this wireless imaging receiving end also comprises a code translator, is used for wireless imaging signal interpretation that this receiving element is received, forms a signal of video signal.

6. wireless charging image transfer display system as claimed in claim 5 is characterized in that: this wireless imaging receiving end also comprises a drive integrated circult, is used for described signal of video signal is shown in display pannel.

7. wireless charging image transfer display system as claimed in claim 1 is characterized in that: this wireless imaging transmission ends also comprises a graphics card, is used to form a signal of video signal.

8. wireless charging image transfer display system as claimed in claim 7 is characterized in that: this wireless imaging transmission ends also comprises a scrambler, is used for this signal of video signal coding is formed this wireless imaging signal.

9. wireless charging image transfer display system as claimed in claim 8 is characterized in that: this wireless imaging transmission ends also comprises a transmission unit, is used for this wireless imaging signal of wireless transmission.

10. wireless charging image transfer display system as claimed in claim 1 is characterized in that: this mobile digital product is a kind of product that is selected from Digital Video, digital camera, mobile phone, personal digital assistant, the group that portable multimedia player, holder for TV playing and portable computer constituted.

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