CN218676484U

CN218676484U - DVD player with screen projection function

Info

Publication number: CN218676484U
Application number: CN202222690749.6U
Authority: CN
Inventors: 王祥; 丁锐; 童云虹; 韦东方
Original assignee: Zhuhai Haiqi Semiconductor Co ltd
Current assignee: Zhuhai Haiqi Semiconductor Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-03-21
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses a DVD player with throw screen function, include casing, optical drive subassembly, DVD control module group and throw screen control module group, throw screen control module group and DVD control module group electric connection, throw screen control module group and have HDMI output interface, throw screen control module group and be used for receiving audio video signal or outside throw screen signal and handle the back and export in order to throw the screen display through HDMI output interface. The screen projection control module group integrated with the HDMI output interface on the DVD player can realize screen projection display, so that the DVD player has the DVD playing function and the screen projection function at the same time, product functions of the DVD player are enriched, a user can enjoy two functions by purchasing one product, and the HDMI output interface can be used for directly connecting the DVD player with an input interface of a television through a cable, so that the content played by a DVD disk or the content projected on the screen can be output to the television through the HDMI output interface for display, and the DVD player is more convenient and faster to use in connection with the television.

Description

DVD player with screen projection function

Technical Field

The utility model relates to a DVD player technical field, in particular to DVD player with screen projecting function.

Background

The traditional DVD player has single function and can only be used for playing DVD discs, if information on a smart phone or a tablet personal computer is required to be expanded to a television with larger size for display, a user is required to purchase a screen projector to be connected with the television, and the traditional DVD player mostly adopts an old audio and video wired interface as an output interface, so that the DVD player is difficult to be directly connected with the screen projector or the television in a matching way to display the content played by the DVD discs, and the use of the user is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a DVD player with screen projecting function has the screen projecting control module group of HDMI output interface through the integration, has not only increased the screen projecting function, is convenient for connect the use moreover.

According to the utility model discloses a DVD player with projection screen function of first aspect embodiment, include: a housing; the optical drive component is arranged on the shell; the DVD control module is arranged on the shell and used for controlling the CD-ROM component to read CD data and decode the CD-ROM component to form audio and video signals; the screen projecting control module is arranged on the shell and electrically connected with the DVD control module, and is provided with an HDMI (high-definition multimedia interface) output interface, and the screen projecting control module is used for receiving the audio and video signals or the external screen projecting signals and processing the audio and video signals or the external screen projecting signals and then outputting the audio and video signals or the external screen projecting signals through the HDMI output interface to project screen display.

According to the utility model discloses DVD player with screen projecting function has following beneficial effect at least:

the utility model discloses a DVD player with throw screen function, the integrated screen control module group of throwing that has HDMI output interface on the DVD player can realize throwing the screen display, make the DVD player have DVD play function simultaneously and throw the screen function, the product function of DVD player has been enriched, the user purchases a product and can enjoy two kinds of functions, and utilize HDMI output interface can also be through the direct input interface connection with DVD player and TV of cable, make the content of DVD CD broadcast or throw the content of screen all can export the TV through HDMI output interface and show, DVD player uses convenient and fast more with being connected of TV.

According to the utility model discloses a some embodiments, still include with throw screen control module group electric connection's wireless communication module, wireless communication module be used for with throw screen control module group and establish wireless connection in order to receive the screen signal is thrown to the outside.

According to some embodiments of the present invention, the wireless communication module is a WiFi module.

According to some embodiments of the utility model, still include with DVD control module group or throw screen control module group electric connection's remote control module, remote control module is used for receiving external control signal.

According to some embodiments of the invention, the remote control module is an infrared receiver.

According to the utility model discloses a some embodiments, throw screen control module group and have first USB interface, first USB interface is used for being connected with outside USB storage device.

According to some embodiments of the utility model, throw screen control module group and have the second USB interface, throw screen control module group and pass through the second USB interface with DVD control module group electric connection is in order to receive audio and video signal.

According to some embodiments of the utility model, throw screen control module group and have DVP video interface and I2S audio interface, throw screen control module group and pass through DVP video interface with I2S audio interface with DVD control module group electric connection is in order to receive audio and video signal.

According to some embodiments of the utility model, throw screen control module group for throw screen ware control chip.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a DVD player according to an embodiment of the present invention;

fig. 2 is a schematic block diagram of a DVD player according to an embodiment of the present invention.

Reference numerals:

the mobile terminal comprises a shell 100, an optical drive assembly 110, a DVD control module 200, a screen projection control module 300, a wireless communication module 400, a remote control module 500, a display screen 600, a remote controller 700, a mobile intelligent terminal 800 and a USB flash disk 900.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, according to the utility model discloses a DVD player with screen projecting function, which comprises a housin 100, optical drive subassembly 110, DVD control module group 200 and screen projecting control module group 300, optical drive subassembly 110 and DVD control module group 200 set up on casing 100, DVD control module group 200 is used for controlling optical drive subassembly 110 to read CD data and decode and form audio and video signal, screen projecting control module group 300 sets up on casing 100 and with DVD control module group 200 electric connection, screen projecting control module group 300 has HDMI output interface, screen projecting control module group 300 is used for receiving audio and video signal or outside screen projecting signal and handles the back and export through HDMI output interface in order to throw the screen and show.

Referring to fig. 1, an optical disc drive assembly 110 is generally disposed on a casing 100 of a DVD player, where the optical disc drive assembly 110 is used to read data of an optical disc, a DVD control module 200 may employ a DVD servo chip, the optical disc drive assembly 110 is controlled by the DVD servo chip to read the data of the DVD optical disc and decode the data to form audio and video signals, and the audio and video signals may be transmitted to a display screen 600 such as a television or a display via a cable for display, so as to implement a DVD playing function of the DVD player. It should be noted that, the screen-projecting control module 300 with the HDMI output interface integrated on the DVD player can project screen on the display screen 600 such as a television or a display, and a screen-projecting function is added to the DVD player, so that the DVD playing function and the screen-projecting function are combined into one, and the product function of the DVD player is richer, and a user can enjoy two functions when purchasing a product, and the DVD player can be directly connected with the input interface of the display screen 600 such as a television or a display through a cable by using the HDMI output interface, and the content of either the DVD disc playing or the screen-projecting content of the external device can be processed by the screen-projecting control module 300 and then output to the display screen 600 through the HDMI output interface for display, so as to meet the requirement of the user for watching the content on the display screen 600 with a larger display size. In addition, it should be understood that, because the existing display screen 600 such as a television or a display generally adopts HDMI as an input interface, the DVD player can directly transmit the played content to the display screen 600 through a cable for displaying by using the HDMI output interface to connect with the display screen 600 such as a television or a display through a cable, without performing additional debugging and configuration operations, and the connection between the DVD player and the display screen 600 such as a television or a display is more convenient and faster. It should be noted that, after receiving the audio/video signal or the external screen projecting signal, the screen projecting control module 300 processes the display specification of the display screen 600 such as a television or a display, for example, performs processing such as scaling or rotation on a picture playing a video, and then transmits the processed audio/video signal or the external screen projecting signal to the display screen 600 through the HDMI output interface for display, so that the content displayed by screen projection is more adaptive to the display screen 600. It is worth mentioning that, considering that some families may still use the old-fashioned televisions, these old-fashioned televisions may lack the HDMI input interface, therefore also can be in the utility model discloses a DVD player remains to set up traditional CVBS output interface, refer to fig. 2 to can conveniently connect DVD player and old-fashioned televisions through CVBS output interface in order to transmit the analog signal of audio and video data, make the content that the DVD optical disc played or the content that external equipment thrown the screen can show on old-fashioned televisions, be favorable to improving DVD player's suitability.

In some embodiments of the present invention, the wireless communication module 400 electrically connected to the screen projecting control module 300 is further included, and the wireless communication module 400 is used for establishing a wireless connection with the screen projecting control module 300 to receive the external screen projecting signal.

It should be understood that wireless screen projection can be realized through the wireless communication module 400, and a user can get rid of the limitation of a cable when using the mobile intelligent terminal 800 such as a smart phone, a tablet computer and the like to project a screen on a DVD player, so that the screen projection function of the DVD player is more convenient to use. Wherein, wireless communication module 400 can be wiFi module or bluetooth module, need to explain that, wireless communication module 400 both can with throw screen control module 300 and integrate together, also can set up alone on DVD player's casing 100 and with throw screen control module 300 electric connection.

In some embodiments of the present invention, the wireless communication module 400 is a WiFi module.

Specifically, the wireless screen projection is realized by using the WiFi module as the wireless communication module 400, which is easy to implement and has strong applicability. It should be noted that, referring to fig. 2, after the WiFi module is used to establish a wireless connection between the mobile intelligent terminal 800 and the screen projection control module 300, the screen projection signal transmitted by the mobile intelligent terminal 800 received by the DVD player through the Miracast/DLNA and other screen projection protocols can be output to the display screen 600 such as a television or a display through the HDMI output interface for display.

In some embodiments of the present invention, the present invention further comprises a remote control module 500 electrically connected to the DVD control module 200 or the screen-projecting control module 300, wherein the remote control module 500 is configured to receive an external control signal.

The remote control module 500 may be a bluetooth module, a WiFi chip, or other common devices capable of receiving external control signals, and the user may perform remote control through the remote controller 700, a smart phone, or other devices or devices. It can be understood that, by setting the remote control module 500 to receive the external control signal, the user can control the DVD playing function and the screen projection function of the DVD player in a remote control manner, so that the DVD player is more convenient to use.

In some embodiments of the present invention, the remote control module 500 is an infrared receiver.

Specifically, the remote control module 500 may employ an infrared receiver, which is a common remote controller 700 currently on the market, so that the material is easily available, the implementation is convenient, and the cost is low. Referring to fig. 2, it should be noted that the infrared receiver may be integrally arranged on the DVD control module 200, the remote controller 700 sends an infrared remote control signal, the DVD control module 200 receives the infrared remote control signal through the infrared receiver and transmits the infrared remote control signal to the screen projection control module 300 through a serial interface, and the screen projection control module 300 performs a corresponding action according to the obtained infrared remote control signal, so as to implement a remote control operation on the DVD player.

In some embodiments of the present invention, the screen-projecting control module 300 has a first USB interface, and the first USB interface is used for connecting with an external USB storage device.

Specifically, referring to fig. 2, the USB disk 900 is connected to the first USB interface, and the screen-projection control module 300 can read multimedia files in the USB disk 900 and transmit the multimedia files to the larger-sized display 600 such as a television or a display via the HDMI output interface for displaying, so that the DVD player can implement a local multimedia playing function through the USB connection.

In some embodiments of the present invention, the screen-projecting control module 300 has a second USB interface, and the screen-projecting control module 300 is electrically connected to the DVD control module 200 through the second USB interface to receive the audio/video signal.

It should be noted that, the DVD control module 200 and the screen projection control module 300 transmit audio and video signals through a USB interface, which is not only beneficial to reducing the number of interfaces, but also can realize lossless synchronous transmission of real-time audio and video signals.

The utility model discloses an in some embodiments, throw screen control module group 300 and have DVP video interface and I2S audio interface, throw screen control module group 300 through DVP video interface and I2S audio interface and DVD control module group 200 electric connection in order to receive audio video signal.

It should be understood that, a DVP video interface and an I2S audio interface may also be used between the DVD control module 200 and the screen-casting control module 300 for transmitting audio and video signals, where the DVP video interface is used for transmitting video signals, and the I2S audio interface is used for transmitting audio signals, and the video signals and the audio signals are divided into two independent channels for transmission, so that the video signals and the audio signals may be transmitted and separated, which is beneficial to avoiding the audio signals from being interfered by the video signals and other data signals in the transmission process.

In some embodiments of the present invention, the screen projecting control module 300 is a screen projecting controller control chip.

It should be noted that, because the screen projector control chip is a mature screen projector control device in the market at present and has a high integration level, different functional modules can be conveniently integrated on the screen projector control chip to reduce the number of electronic components, for example, a WiFi module can be integrated on the screen projector control chip to realize the wireless screen projection function, therefore, it can be understood that, by adopting the screen projector control chip as the screen projector control module 300, not only the screen projector function can be quickly realized on the DVD player, but also the number of electronic components can be reduced, so that the assembly and manufacture of the DVD player product are more convenient.

Specifically, referring to fig. 2, a usage scenario of the DVD player of the present invention is further described. The HDMI output interface of the DVD player may be wired to the display screen 600 such as a television or a display via a cable, and after powering on and powering on the DVD player, a main menu may be displayed on the display screen 600, where the main menu includes DVD playing, DLNA screen casting, miracast screen casting, local multimedia playing, and other extended functions, and a user may select different functions via the remote controller 700 to use, for example, the user may select a DVD playing function and enter a DVD playing interface, and the content of a DVD playing optical disc is displayed on the display screen 600, or the user may select a Miracast screen casting function via the remote controller 700 and enter a Miracast screen casting interface, where the interface includes a Miracast screen casting device ID, and the user may perform Miracast screen casting after selecting the device via the wireless screen casting function at the mobile intelligent terminal 800, and it should be understood that the user may also select a local multimedia playing function via the remote controller 700 and enter the local multimedia playing interface, and the screen control module 300 may read a multimedia file in a USB disk 900 connected to the DVD player via a USB interface, and play the multimedia file on the display 600 accordingly.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A DVD player with a screen projection function, comprising:

a housing (100);

an optical drive assembly (110) disposed on the housing (100);

the DVD control module (200) is arranged on the shell (100), and the DVD control module (200) is used for controlling the CD driver component (110) to read CD data and decode the CD data to form audio and video signals;

throw screen control module (300), set up on casing (100) and with DVD control module (200) electric connection, it has HDM I output interface to throw screen control module (300), it is used for receiving to throw screen control module (300) audio and video signal or outside throw screen signal and handle the back and pass through HDM I output interface is exported in order to throw the screen display.

2. The DVD player with a screen projection function according to claim 1, wherein: the screen projection control module (300) is electrically connected with a wireless communication module (400), and the wireless communication module (400) is used for establishing wireless connection with the screen projection control module (300) to receive the external screen projection signal.

3. A DVD player with a screen projection function according to claim 2, wherein: the wireless communication module (400) is a WiFi module.

4. The DVD player with a screen projection function according to claim 1, wherein: the screen projection control system is characterized by further comprising a remote control module (500) electrically connected with the DVD control module (200) or the screen projection control module (300), wherein the remote control module (500) is used for receiving external control signals.

5. The DVD player with screen projection function of claim 4, wherein: the remote control module (500) is an infrared receiver.

6. The DVD player with a screen projection function according to claim 1, wherein: the screen projection control module (300) is provided with a first USB interface, and the first USB interface is used for being connected with an external USB storage device.

7. The DVD player with a screen projection function according to claim 1, wherein: the screen projecting control module (300) is provided with a second USB interface, and the screen projecting control module (300) is electrically connected with the DVD control module (200) through the second USB interface to receive the audio and video signals.

8. The DVD player with a screen projection function according to claim 1, wherein: the screen projection control module (300) is provided with a DVP video interface and an I2S audio interface, and the screen projection control module (300) is electrically connected with the DVD control module (200) through the DVP video interface and the I2S audio interface to receive the audio and video signals.

9. The DVD player with a screen projection function according to claim 1, wherein: the screen projecting control module (300) is a screen projector control chip.