Summary of the invention
The embodiment of the present invention provides a kind of method for displaying image and terminal equipment of terminal equipment, can improve the problem of terminal equipment manufacturing cost in order to the size that solves the LCD screen that increases existing terminal equipment.
The embodiment of the present invention provides a kind of method for displaying image of terminal equipment, comprising:
Main frame output video data;
Micro projection system receives described video data, and described video data is processed into image beam;
Described micro projection system forms image with the lower surface perpendicular projection of described image beam towards projection screen on described projection screen, wherein, described projection screen is positioned at the lower surface of the transparent front that connects main frame one end.
Described method for displaying image also comprises:
Described main frame receives the mode instruction of input;
When described mode instruction was the projection mode instruction, described micro projection system was controlled described projection screen and is moved to predeterminated position, makes described image beam vertically pass described transparent front;
When described mode instruction was the rear-projection mode instruction, described micro projection system was controlled the lower surface that described projection screen moves to described transparent front.
When described mode instruction was the rear-projection mode instruction, described method for displaying image also comprised:
Described micro projection system is with described image beam flip horizontal 180 degree.
The embodiment of the present invention also provides a kind of terminal equipment, comprises main frame, is used for the output video data, also comprises:
Transparent front, an end of the described main frame of connection;
Projection screen is arranged at the lower surface of described transparent front;
Micro projection system is used for receiving described video data, and described video data is processed into image beam, and with the lower surface perpendicular projection of described image beam towards described projection screen.
Described micro projection system can comprise:
The first micro projector is used for receiving described video data, and described video data is processed into image beam, and with the lower surface perpendicular projection of described image beam towards described projection screen.
Described micro projection system can also comprise:
The second micro projector is used for receiving described video data, and described video data is processed into image beam, and with the direction projection of described image beam along the lower surface that is parallel to described projection screen;
Speculum is used for changing the direction of the image beam that described the second micro projector projects, and makes described image beam towards the lower surface perpendicular projection of described projection screen.
Described main frame further comprises:
Output module is used for exporting described video data;
Receiver module is used for receiving the mode instruction of inputting;
Control module is used for controlling described projection screen and moving to predeterminated position when described mode instruction is the projection mode instruction, makes described image beam vertically pass described transparent front; When described mode instruction is the rear-projection mode instruction, control the lower surface that described projection screen moves to described transparent front.
Described micro projection system can also comprise:
The break-in module is used for when described mode instruction is described rear-projection mode instruction, with described image beam flip horizontal 180 degree.
The technical scheme that the embodiment of the present invention provides adopts the rear-projection technology, makes terminal equipment that the function that LCD screen just can realize that image shows need be set, and has reduced the manufacturing adult of terminal equipment; When wanting to increase picture display face when long-pending, can realize by the propagation distance of region growing for image light beam, its extra cost is also cheaper.Further, this technical scheme also adopts shadow casting technique, makes terminal equipment realize projecting function, has further increased display area, has strengthened the function of terminal equipment, has satisfied client's multiple demand.
Embodiment
The problem that exists in order to solve prior art, the embodiment of the present invention provides a kind of method for displaying image and terminal equipment of terminal equipment.This technical scheme adopts the rear-projection technology, makes terminal equipment that the function that LCD screen just can realize that image shows need be set, and has reduced the manufacturing adult of terminal equipment; When wanting to increase picture display face when long-pending, can realize by the propagation distance of region growing for image light beam, its extra cost is also cheaper.Further, this technical scheme also adopts shadow casting technique, makes terminal equipment realize projecting function, has further increased display area, has strengthened the function of terminal equipment, has satisfied client's multiple demand.
As shown in Figure 1, the embodiment of the present invention provides a kind of method for displaying image of terminal equipment, comprising:
S101, main frame output video data;
S102, micro projection system receiving video data are processed into image beam with video data;
S103, micro projection system form image with the lower surface perpendicular projection of image beam towards projection screen on projection screen, wherein, projection screen is positioned at the lower surface of the transparent front that connects main frame one end.
The structure of above-mentioned terminal equipment is as shown in Fig. 2 A-2B.
The lower surface of transparent front arranges projection screen, be similar to display screen on image, when micro projection system with image beam during towards the lower surface perpendicular projection of projection screen, according to the rear-projection principle, the user just can see image from the upper surface of projection screen, make from function and realized the function that image shows, compare the terminal equipment of existing employing LCD screen, it is made adult and decreases.When wanting to increase picture display face when long-pending, can realize by the propagation distance of region growing for image light beam, its extra cost is also cheaper.
Method shown in Figure 1 makes terminal equipment have common image display function, has projecting function concurrently in order to make terminal equipment, further increases display area, strengthen the function of terminal equipment, satisfy client's multiple demand, above-mentioned method for displaying image can also comprise the steps:
A1, main frame receive the mode instruction of input.
A2, when mode instruction is the projection mode instruction, micro projection system controlling projection screen moves to predeterminated position, makes image beam vertically pass transparent front; When mode instruction was the rear-projection mode instruction, micro projection system controlling projection screen moved to the lower surface of transparent front.
When projection screen moved to predeterminated position, image beam can see through transparent front, projected on the projection wall that is positioned at transparent front the place ahead or projection screen and formed image, made terminal equipment realize projecting function; When projection screen moved to the lower surface of transparent front, terminal equipment recovered common image display function.
Wherein, due to when the rear-projection pattern, the user watches from the upper surface of projection screen, image should be spent by flip horizontal 180, just can make the user see image in the right direction, therefore, when mode instruction was the rear-projection mode instruction, micro projection system also should be with image beam flip horizontal 180 degree.
As shown in Fig. 2 A-2B, a kind of terminal equipment that the embodiment of the present invention provides comprises main frame 21, is used for the output video data, also comprises:
Transparent front 22, an end of connection main frame 21;
Projection screen 23 is arranged at the lower surface of transparent front 22; Its material can adopt the two sides all can demonstrate the translucent material of projected image, as projection screen etc.;
Micro projection system 24 is used for receiving video data, and video data is processed into image beam, and with the lower surface perpendicular projection of image beam towards projection screen 23.
The lower surface of transparent front 22 arranges projection screen 23, be similar to display screen on image, when micro projection system 24 with image beam during towards the lower surface perpendicular projection of projection screen 23, according to the rear-projection principle, the user just can see image from the upper surface of projection screen 23, make from function and realized the function that image shows, compare the terminal equipment of existing employing LCD screen, it is made adult and decreases.When wanting to increase picture display face when long-pending, can realize by the propagation distance of region growing for image light beam, its extra cost is also cheaper.
Wherein, micro projection system 24 can be first micro projector, is used for receiving video data, and video data is processed into image beam, and with the lower surface perpendicular projection of image beam towards projection screen 23.The first micro projector can directly adopt existing suitable micro projector, and its operation principle no longer describes in detail.Be suitable for the less terminal equipment of the long-pending requirement of picture display face with the first micro projector as micro projection system 24.
For the thickness of attenuate terminal equipment, make the volume of terminal equipment less, make simultaneously picture display face long-pending larger, as shown in Figure 3, micro projection system 24 can comprise:
The second micro projector 241 is used for receiving video data, and video data is processed into image beam, and with the direction projection of image beam along the lower surface that is parallel to projection screen 23;
Speculum 242 be used for to change the direction of the image beam that the second micro projector 241 projects, and makes image beam towards the lower surface perpendicular projection of projection screen 23.
The length direction of the second micro projector 241 is parallel to the length direction of terminal equipment, makes the thickness of terminal equipment thinner; After the image beam that speculum 242 reflection the second micro projectors 241 project, make the propagation distance of image beam increase, thereby make the picture display face of terminal equipment long-pending larger.
Above several terminal equipment only has common image display function, in order to make this terminal equipment have projecting function concurrently, further increase display area, strengthen the function of terminal equipment, satisfy client's multiple demand, as shown in Fig. 4 A, the main frame 21 shown in Fig. 2 A-2B (or Fig. 3) may further include:
Output module 211 is used for the output video data;
Receiver module 212 is used for receiving the mode instruction of inputting, and mode instruction is rear-projection mode instruction or projection mode instruction; Specifically can be the programmable button on terminal equipment, such as when the button " # " is triggered, the expression mode instruction is the rear-projection mode instruction, and when being triggered, the expression mode instruction is the projection mode instruction when button " * ";
Control module 213 is used for when mode instruction is the projection mode instruction, and controlling projection screen 23 moves to predeterminated position, makes image beam vertically pass transparent front 22; When mode instruction was the rear-projection mode instruction, controlling projection screen 23 moved to the lower surface of transparent front 22; As shown in Fig. 4 A, when mode instruction is the projection mode instruction, control module 213 can be utilized transmission mechanism, projection screen 23 is moved to the position shown in Fig. 4 A or other does not hinder any position that image beam vertically passes transparent front 22, perhaps control module 213 is utilized transmission mechanism, is positioned over an end of transparent front 22 after projection screen 23 is rolled; As shown in Figure 4 B, when mode instruction was the rear-projection mode instruction, control module 213 can be utilized transmission mechanism, projection screen 23 was moved to the lower surface of transparent front 22.
When projection screen 23 moved to predeterminated position, image beam can see through transparent front 22, projected on the projection wall that is positioned at transparent front 22 the place aheads or projection screen and formed image, made terminal equipment realize projecting function; When projection screen 23 moved to the lower surface of transparent front 22, terminal equipment recovered common image display function.
Wherein, due to when the rear-projection pattern, the user watches from the upper surface of projection screen 23, and image should flip horizontal 180 degree, just can make the user see image in the right direction, and therefore, as shown in Figure 5, the micro projection system 24 shown in Fig. 4 A also should comprise:
Break-in module 243 is used for when mode instruction is the rear-projection mode instruction, with image beam flip horizontal 180 degree.
The above is the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.