CN217011045U

CN217011045U - LCD projector

Info

Publication number: CN217011045U
Application number: CN202122986327.9U
Authority: CN
Inventors: 李中堂; 陈志亮; 梁智震
Original assignee: Shenzhen Xingyimei Technology Co ltd
Current assignee: Shenzhen Xingyimei Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-07-19
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses an LCD projector which comprises a central processing module and an MEMS gyroscope sensor, wherein the central processing module is connected with a power supply circuit, a projection unit, a register unit, a display unit and a multimedia interface, a feedback circuit is connected between the central processing module and the MEMS gyroscope sensor, the feedback circuit is also connected with a reset circuit, a projection brightness adjusting unit and a tone adjusting unit are connected between the central processing module and the display unit, the multimedia interface is used for reading a multimedia file locally, the MEMS gyroscope sensor is used for sensing and acquiring the state of a motion space, and an LCD projection chip is arranged in the projection unit. The utility model relates to an LCD projector, which adjusts a picture projected by a projection unit according to state information of a motion space sensed and collected by an MEMS gyroscope sensor.

Description

LCD projector

Technical Field

The utility model relates to the technical field of projectors, in particular to an LCD projector.

Background

With the high development of electronic technology, projectors have now been used in various fields, such as teaching and conference, and at home,

along with the continuous improvement of the life quality of users, the household environment is improved. The traditional television products are less and less dominant in the aspects of energy conservation, large-picture display and space occupation, and the projector products are more and more popular with users by virtue of the advantages of energy conservation, environmental protection, safety, practicability and cost performance. However, the LCD projector requires a certain skill and method in practical use, especially needs a professional to operate during the installation and debugging stage, which inevitably raises the use threshold and makes some people have difficulty in use.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides an LCD projector which can effectively solve the problems in the background art.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a LCD projector, includes central processing module and MEMS gyroscope inductor, central processing module is connected with supply circuit, projection unit, register unit, display element and multimedia interface, be connected with feedback circuit between central processing module and the MEMS gyroscope inductor, feedback circuit still is connected with reset circuit, be connected with projection light and shade regulating element and tone adjusting unit between central processing module and the display element, multimedia interface is used for the local multimedia file that reads to read, the MEMS gyroscope inductor is used for the state response collection in motion space, be equipped with LCD projection chip in the projection unit.

Preferably, the multimedia interface is connected with a signal transmission module for receiving wireless signals and transmitting data, and the signal transmission module is one of bluetooth and a local area network.

Preferably, the display unit is connected with a display screen for displaying the projection screen in a thumbnail manner, and the projection dimming unit and the color tone adjusting unit are used for dimming and color tone adjusting the projection screen.

Preferably, a voltage stabilizing and regulating circuit is connected between the central processing module and the power supply circuit.

Preferably, the reset circuit is configured to reset the motion space state sensing information fed back by the feedback circuit to zero, and recalibrate the MEMS gyroscope sensor.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model relates to an LCD projector, which adjusts a picture projected by a projection unit according to state information of a motion space sensed and collected by an MEMS gyroscope sensor. Meanwhile, the display unit is connected with a display screen for displaying the projection picture in a thumbnail mode, the projection picture can be directly observed from the projection screen, and then the projection picture is adjusted in real time through the projection brightness adjusting unit and the tone adjusting unit, so that the brightness adjustment and the tone adjustment of the projection picture are realized, and the picture is clear and natural.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

An LCD projector according to the present invention will be described in detail with reference to fig. 1:

the utility model provides a LCD projector, includes central processing module and MEMS gyroscope inductor, central processing module is connected with power supply circuit, projection unit, register unit, display element and multimedia interface, be connected with feedback circuit between central processing module and the MEMS gyroscope inductor, feedback circuit still is connected with reset circuit, be connected with projection light and shade regulating element and tone adjusting unit between central processing module and the display element, multimedia interface is used for the local multimedia file that reads to read, the MEMS gyroscope inductor is used for the state response collection in motion space, be equipped with LCD projection chip in the projection unit.

The multimedia interface is connected with a signal transmission module used for receiving wireless signals and transmitting data, and the signal transmission module is one of Bluetooth and a local area network. The display unit is connected with a display screen for displaying projection pictures in a thumbnail mode, and the projection brightness adjusting unit and the tone adjusting unit are used for projection picture brightness adjustment and tone adjustment. And a voltage stabilizing and regulating circuit is connected between the central processing module and the power supply circuit. The reset circuit is used for resetting the motion space state sensing information fed back by the feedback circuit to zero and recalibrating the MEMS gyroscope sensor. The stability of picture projection and data transmission is effectively improved by arranging the register unit.

In summary, compared with the conventional technology: the self-adaptive LCD projection system adjusts the image projected by the projection unit according to the state information of the motion space sensed and collected by the MEMS gyroscope sensor. Meanwhile, the display unit is connected with a display screen for displaying the projection picture in a thumbnail mode, the projection picture can be directly observed from the projection screen, and then the projection picture is adjusted in real time through the projection brightness adjusting unit and the tone adjusting unit, so that the brightness adjustment and the tone adjustment of the projection picture are realized, and the picture is clear and natural.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An LCD projector, characterized in that: including central processing module and MEMS gyroscope inductor, central processing module is connected with power supply circuit, projection unit, register unit, display element and multimedia interface, be connected with feedback circuit between central processing module and the MEMS gyroscope inductor, feedback circuit still is connected with reset circuit, be connected with projection light and shade regulating element and tone adjusting unit between central processing module and the display element, multimedia interface is used for the local multimedia file that reads to read, the MEMS gyroscope inductor is used for the state response collection in motion space, be equipped with LCD projection chip in the projection unit.

2. An LCD projector as claimed in claim 1, wherein: the multimedia interface is connected with a signal transmission module used for receiving wireless signals and transmitting data, and the signal transmission module is one of Bluetooth and a local area network.

3. An LCD projector as claimed in claim 1, wherein: the display unit is connected with a display screen for displaying projection pictures in a thumbnail mode, and the projection brightness adjusting unit and the tone adjusting unit are used for projection picture brightness adjustment and tone adjustment.

4. An LCD projector as claimed in claim 1, wherein: and a voltage stabilizing and regulating circuit is connected between the central processing module and the power supply circuit.

5. An LCD projector as claimed in claim 1, wherein: the reset circuit is used for carrying out zero resetting on the motion space state sensing information fed back by the feedback circuit and recalibrating the MEMS gyroscope sensor.