CN101968631B - Portable terminal and display and control method thereof - Google Patents
Portable terminal and display and control method thereof Download PDFInfo
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- CN101968631B CN101968631B CN200910089870.XA CN200910089870A CN101968631B CN 101968631 B CN101968631 B CN 101968631B CN 200910089870 A CN200910089870 A CN 200910089870A CN 101968631 B CN101968631 B CN 101968631B
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Abstract
The invention discloses a portable terminal and a display and control method thereof. The portable terminal comprises a panel, a host, a rotating shaft, a projector, an angle sensor and a display effect control module, wherein the panel is connected with the host by the rotating shaft; the projector is arranged in the host; the angle sensor is connected with the rotating shaft; and the display effect control module is respectively connected with the angle sensor and the projector. The method comprises the following steps that: the angle sensor transmits an acquired first angle value to the display effect control module; wherein the first angle value is the angle value of an included angle formed by the panel and the host; when the first angle value belongs to the preset range, the display effect control module controls the projector to project the display data output by the host on the panel for displaying in the first effect according to the first angle value. The invention can adjust the contents projected by the projector to the panel according to the angle acquired by the angle sensor and improve the flexibility of the projection and the experience of the user.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of display control method of portable terminal device and portable terminal device.
Background technology
Existing notebook computer is made up of the top at display screen place and the bottom at main system place conventionally, these two parts connect by rotating shaft, wherein, and in the time that notebook computer is closed, the A face for this notebook computer that top presents, the D face for this notebook computer that bottom presents; In the time that notebook computer is opened, the B face that the face at display screen place, top is this notebook computer, the C face that the face at keyboard place, bottom is this notebook computer, thus from the appearance, a notebook computer comprises A, B, C, tetra-faces of D conventionally.After the main system operation of notebook computer, by display screen, system for content is shown.
Along with development and the portable demand of people of notebook computer, conventionally wish that notebook computer is more frivolous, be easy to carry, and require the power consumption of notebook computer lower, make particularly in the situation that there is no external power supply, to reduce system power dissipation, to extend working time.But inventor finds in to the research process of prior art, the display screen of existing notebook computer is generally LCDs, because LCDs itself is more thick and heavy, and has larger power consumption, is therefore difficult to meet the demand.Although had by projector is set in portable terminal device, and liquid crystal display is replaced with to panel, to realize the portable terminal device that displaying contents is carried out to Projection Display, but this portable terminal device requires panel vertical with main frame, the normal projection's angle that meets projector could be carried out projection to displaying contents, rotate once panel, cannot carry out normal projection.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of display control method and portable terminal device of portable terminal device, to need in solution prior art, panel is vertical with main frame could carry out projection to the displaying contents of portable terminal device by projector, causes the inflexible problem of projection.
For solving the problems of the technologies described above, the embodiment of the present invention provides following technical scheme:
A kind of display control method of portable terminal device, described portable terminal device comprises panel, main frame, rotating shaft, projector, angular transducer and display effect control module, described panel is connected by rotating shaft with main frame, described projector is set in described main frame, described angular transducer is connected with described rotating shaft, described display effect control module is connected with described angular transducer and described projector respectively, and described method comprises:
The first angle value obtaining is transferred to described display effect control module by described angular transducer, and described the first angle value is the angle value of angle between described panel and described main frame;
In the time that described the first angle value is between default maximum opening angle and minimum opening angle, described display effect control module is according to the funtcional relationship between described the first angle and the crevice projection angle of described projector that set in advance, determine the crevice projection angle of described projector, according to projector described in the projectional angle control of described definite projector, the demonstration data projection of described main frame output is shown on described panel, described demonstration presents the first effect.
Also comprise:
In the time that described the first angle value is less than described minimum opening angle, projector cuts out described in the control of described display effect control module;
In the time that described panel is closed, projector is hidden in described main frame described in the control of described display effect control module.
Also comprise:
In the time that described the first angle value is greater than described maximum opening angle, the demonstration data of described main frame output are carried out orthogonal projection by projector described in the control of described display effect control module.
Also comprise:
When described panel is initially opened, projector cuts out, and in the time that described in opening process, the first angle value is greater than described minimum opening angle, projector is opened described in the control of described display effect control module.
Described display effect control module is specially: the micro-step motor being connected with described projector by gear, or by the control chip of projector described in software control.
A kind of portable terminal device, comprising: panel, rotating shaft, main frame, projector, angular transducer and display effect control module,
Described main frame, is connected with described panel by described rotating shaft, has calculation process ability;
Described projector, is arranged in described main frame, for the demonstration data projection of described main frame output is shown to described panel;
Described angular transducer, is connected with described rotating shaft, and for the first angle value obtaining is transferred to described display effect control module, described the first angle value is the angle value of angle between described panel and described main frame;
Described display effect control module, be connected with described angular transducer and described projector respectively, for in the time that described the first angle value is between default maximum opening angle and minimum opening angle, according to the funtcional relationship between described the first angle setting in advance and the crevice projection angle of described projector, determine the crevice projection angle of described projector, according to projector described in the projectional angle control of described definite projector, the demonstration data projection of described main frame output is shown on described panel, described demonstration presents the first effect.
Also comprise:
Presetting module, for setting in advance the funtcional relationship between described the first angle value and the crevice projection angle of described projector, and the preset range of described the first angle value, described preset range is the scope between maximum opening angle and minimum opening angle.
Described display effect control module comprises:
Angle comparing unit, for more described the first angle value and described maximum opening angle and minimum opening angle;
Angle determining unit, in the time that described the first angle value is between described maximum opening angle and minimum opening angle, determines the crevice projection angle of described projector according to described funtcional relationship;
Control output unit, on described panel, project the demonstration data that described main frame is exported for projector described in the crevice projection angle control according to described definite projector.
Described display effect control module also comprises:
Closing control unit, in the time that described the first angle value is less than described minimum opening angle, controls described projector and closes;
Hide control module, in the time that described panel is closed, control described projector and hide in described main frame;
Orthogonal projection control module, in the time that described the first angle value is greater than described maximum opening angle, controls described projector the demonstration data of described main frame output is carried out to orthogonal projection;
Initial control module, for described panel opening process, in the time that described the first angle value is greater than described minimum opening angle, controls described projector and opens.
Described display effect control module is specially: the micro-step motor being connected with described projector by gear, or by the control chip of projector described in software control.
The technical scheme being provided from the above embodiment of the present invention, portable terminal device of the present invention comprises panel, main frame, rotating shaft, projector, angular transducer and display effect control module, panel is connected by rotating shaft with main frame, one projector is set in main frame, angular transducer is connected with rotating shaft, display effect control module is connected with angular transducer and projector respectively, the first angle value obtaining is transferred to display effect control module by angular transducer, the first angle value is the angle value of angle between panel and described main frame, in the time that the first angle value belongs to preset range, display effect control module is according to the first angle value, controlling projection instrument shows the demonstration data projection of main frame output on panel, show and present the first effect.Portable terminal device of the present invention is interior by having increased angular transducer module, therefore in the time that panel rotates within the scope of certain angle, the angular setting projector that can obtain according to angular transducer project the content on panel, while making angle different, the display effect that projects the content on panel is roughly the same, and the dirigibility and the user that have improved thus projection experience.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the application, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the first embodiment process flow diagram of the display control method of portable terminal device of the present invention;
Fig. 2 is the second embodiment process flow diagram of the display control method of portable terminal device of the present invention;
Fig. 3 A to Fig. 3 C is the portable terminal device structural representation of panel in the time of different angles in the present invention;
Fig. 4 is the embodiment block diagram of portable terminal device of the present invention;
Fig. 5 is a kind of structural representation of portable terminal device of the present invention.
Embodiment
In following multiple embodiment of the present invention, some embodiment provides a kind of display control method of portable terminal device, some embodiment provides a kind of portable terminal device, described portable terminal device comprises panel, main frame, rotating shaft, projector, angular transducer and display effect control module, panel is connected by rotating shaft with main frame, projector is set in main frame, and angular transducer is connected with rotating shaft, and display effect control module is connected with angular transducer and projector respectively.
In order to make those skilled in the art person understand better the technical scheme in the embodiment of the present invention, and the above-mentioned purpose of the embodiment of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, technical scheme in the embodiment of the present invention is described in further detail.
Referring to Fig. 1, the first embodiment process flow diagram for the display control method of portable terminal device of the present invention:
Step 101: the first angle value obtaining is transferred to display effect control module by angular transducer, the first angle value is the angle value of angle between panel and main frame.
Step 102: in the time that the first angle value belongs to preset range, display effect control module shows the demonstration data projection of main frame output according to the first angle value controlling projection instrument, shows and present the first effect on panel.
Wherein, the first effect mainly refers to that size that projector projects to the displaying contents on panel is no more than the edge of panel, the clear picture of demonstration and Founder, and the effect showing with common employing LCDs is consistent.
In the embodiment of the present invention, angular transducer can also obtain the second angle value, this second angle value is transferred to after display effect control module, in the time that this second angle value also belongs to preset range, the demonstration data projection of main frame output is shown on panel according to the second angle value controlling projection instrument by display effect module, show and present the second effect, wherein, the second effect is identical with the first effect or roughly the same, the picture material that roughly the same finger the first effect and the second effect present is consistent substantially, the visually-perceptible that user looks the same, but the size of actual displaying contents can allow certain error, in certain error range.
Wherein, display effect control module can be the micro-step motor being connected with projector by gear, has control system for projecting displaying contents according to the angle value controlling projection instrument of angular transducer transmission to panel in this micro-step motor; Or this display effect control module can also be a control chip, integrated for the program to panel projection displaying contents according to the angle value controlling projection instrument of angular transducer transmission in this control chip.
Referring to Fig. 2, the second embodiment process flow diagram for the display control method of portable terminal device of the present invention:
Step 201: set in advance the funtcional relationship between the anglec of rotation of panel and the crevice projection angle of projector, and the panel maximum opening angle and the minimum opening angle that rotate around the shaft.
Step 202: projector cuts out in the time that panel is initially opened, and the anglec of rotation of the panel detecting is sent to display effect control module by angular transducer.
Step 203: display effect control module judges that whether the anglec of rotation of panel is greater than minimum opening angle, if so, performs step 204; Otherwise, return to step 202.
Step 204: display effect control module controlling projection instrument is opened.
Step 205: in the time that panel rotates around the shaft, the anglec of rotation of the panel detecting is sent to display effect control module by angular transducer.
Step 206: display effect control module is the anglec of rotation and maximum opening angle and the minimum opening angle of panel relatively.
Step 207: judge the relation between the anglec of rotation and maximum opening angle and the minimum opening angle scope of panel, if within the scope of this, perform step 208, if be greater than maximum opening angle, perform step 210, if be less than minimum opening angle, perform step 211.
Step 208: the crevice projection angle of determining projector according to the anglec of rotation and funtcional relationship.
Step 209: project the displaying contents that display effect control module is exported according to the crevice projection angle controlling projection instrument of definite projector on panel, finish current flow process.
Step 210: described in the control of display effect control module, the demonstration data of main frame output are carried out orthogonal projection by projector, finishes current flow process.
Step 211: described in the control of display effect control module, projector cuts out.
Step 212: face to face when plate closing, projector is hidden in main frame described in the control of display effect control module, finishes current flow process.
Referring to Fig. 3 A to Fig. 3 C, be the portable terminal device structural representation of panel in the present invention when the different angles, this portable terminal device describes as an example of notebook computer example.
Because one of feature of notebook computer is that screen can be with certain angular turn, and do not affect demonstration when rotating, so projector has replaced after LCDs in the present invention, must there is such feature yet.Therefore the rotational angle of the panel for displaying contents and the crevice projection angle of projector are carried out in logic associated by the present invention.In the time that panel rotates around rotating shaft, the crevice projection angle of the angular setting oneself that projector can rotate according to panel under the control of display effect control module and projection shape with the upright ground of content of toilet projection, are presented on panel perfectly.
As shown in Figure 3A, angle value α between panel and main frame is in preset range, between maximum opening angle and minimum opening angle, the crevice projection angle of projector is β, display effect control module in main frame is according to the funtcional relationship between the α and the β that set in advance, calculate β value according to the α value receiving, according to this β value, adjust the projection surface of projector.In the time that α is in preset range, regardless of β value, the display effect of the displaying contents of the main frame that projector projects on panel is roughly the same.
Referring to Fig. 3 B, when the angle value α between panel and main frame is less than minimum opening angle, user has been inconvenient to watch project content conventionally, and therefore display effect control module can be closed by controlling projection instrument, consumes energy with resolution system.
Referring to Fig. 3 C, in the time that panel is completely closed, display effect control module controlling projection instrument is hidden in main frame, moves or carry this notebook computer with person easy to use.
Lifting a practical application example describes: when the panel of notebook computer is 10.4 cun (projection size is 10 cun), projector is during apart from rotating shaft 10cm, and according to analog simulation, the crevice projection angle α of projector and the crevice projection angle β of panel can set up following relation:
The angle value that display effect control module is transmitted by angular transducer and above-mentioned relation formula just can be according to the rotational angles of panel, determine the crevice projection angle of projector, thereby adjust the size and shape of projection content, the projection content of projector is adjusted consistent with prior art, does not repeat them here!
Corresponding with the display control method of portable terminal device of the present invention, the present invention also provides the embodiment of portable terminal device.
Referring to Fig. 4, be the embodiment block diagram of portable terminal device of the present invention, this portable terminal device comprises: panel 410, rotating shaft (Fig. 4 is not shown), main frame 420, projector 430, angular transducer 440 and display effect control module 450.
Wherein, described main frame 420, is connected with described panel 410 by described rotating shaft, has calculation process ability;
Described projector 430, is arranged in described main frame 420, shows to described panel 410 for the demonstration data projection that described main frame 420 is exported;
Described angular transducer 440, is connected with described rotating shaft, and for the first angle value obtaining is transferred to described display effect control module 450, described the first angle value is the angle value of angle between described panel 410 and described main frame 420;
Described display effect control module 450, be connected with described angular transducer 440 and described projector 430 respectively, for in the time that described the first angle value belongs to preset range, according to described the first angle value, control the demonstration data projection that described projector 430 exports described main frame 420 and show on described panel 410, described demonstration presents the first effect.
Further, this portable terminal device can also also comprise (not shown in Fig. 4): presetting module, for setting in advance the funtcional relationship between described the first angle value and the crevice projection angle of described projector 430, and the preset range of described the first angle value, described preset range is the scope between maximum opening angle and minimum opening angle.
Wherein, described display effect control module 450 can comprise (not shown in Fig. 4):
Angle comparing unit, for more described the first angle value and described maximum opening angle and minimum opening angle;
Angle determining unit, in the time that described the first angle value is between described maximum opening angle and minimum opening angle, determines the crevice projection angle of described projector according to described funtcional relationship;
Control output unit, on described panel, project the demonstration data that described main frame is exported for projector described in the crevice projection angle control according to described definite projector;
Closing control unit, in the time that described the first angle value is less than described minimum opening angle, controls described projector and closes;
Hide control module, in the time that described panel is closed, control described projector and hide in described main frame;
Orthogonal projection control module, in the time that described the first angle value is greater than described maximum opening angle, controls described projector the demonstration data of described main frame output is carried out to orthogonal projection;
Initial control module, for described panel opening process, in the time that described the first angle value is greater than described minimum opening angle, controls described projector and opens.
Wherein, described display effect control module 450 can be specially: the micro-step motor being connected with described projector by gear, or by the control chip of projector described in software control.
Referring to Fig. 5, be the structural representation of a kind of portable terminal device of the present invention, this portable terminal device describes as an example of notebook computer example.This notebook computer comprises: panel 510, rotating shaft 520, main frame 530, angular transducer 540, projector 550 and display effect control module 560.
Wherein, panel 510 is made by white or other material that is conducive to Projection Display effect, between panel 510 and main frame 530, is connected by rotating shaft 520, and panel 510 can be around the shaft 520 rotates within the scope of 0 degree to 180 degree.Angular transducer 540 is connected with rotating shaft 520, in main frame 530, be provided with projector 550 and display effect control module 560, display effect control module 560 is connected with angular transducer 540 with projector 550 respectively, angular transducer 540 can detect panel 510 angle value of 520 rotations around the shaft, and this angle value is transferred to display effect control module 560, by display effect control module 560 according to the crevice projection angle of this angle value controlling projection instrument 550.It should be noted that, above-mentioned panel 510 can be from main frame 530 dismountings.
Conventionally when the angle value that angular transducer 540 detects is between 45 degree to 145 degree time, display effect control module 560 can project the basically identical displaying contents of display effect by controlling projection instrument 550 on panel 510;
Before opening panel 510, projector 550 is in closed condition and be hidden in panel 510; In the process of initial opening panel 510, the angle value detecting when angular transducer 540 is less than 45 while spending, and display effect control module 560 controlling projection instrument are opened; In use, the angle value detecting when angular transducer 540 is less than 45 while spending, and display effect control module 560 controlling projection instrument 550 cut out, and in the time that panel 510 is completely closed, display effect control module 560 controlling projection instrument 550 are hidden in main frame; In use, the angle value detecting when angular transducer 540 is greater than 145 while spending, display effect control module 560 can be closed by controlling projection instrument 550, or controlling projection instrument 550 carries out orthogonal projection, for example, just directly project in use on the white wall of projector 550, the application of this orthogonal projection also can be used at panel 510 after main frame 530 dismountings.
As seen through the above description of the embodiments, portable terminal device of the present invention comprises panel, main frame, rotating shaft, projector, angular transducer and display effect control module, panel is connected by rotating shaft with main frame, one projector is set in main frame, angular transducer is connected with rotating shaft, display effect control module is connected with angular transducer and projector respectively, the first angle value obtaining is transferred to display effect control module by angular transducer, the first angle value is the angle value of angle between panel and described main frame, in the time that the first angle value belongs to preset range, display effect control module is according to the first angle value, controlling projection instrument shows the demonstration data projection of main frame output on panel, show and present the first effect.Portable terminal device of the present invention is interior by having increased angular transducer module, therefore in the time that panel rotates within the scope of certain angle, the angular setting projector that can obtain according to angular transducer project the content on panel, while making angle different, the display effect that projects the content on panel is roughly the same, and the dirigibility and the user that have improved thus projection experience.
As seen through the above description of the embodiments, those skilled in the art can be well understood to the mode that the application can add essential general hardware platform by software and realizes.Based on such understanding, the part that the application's technical scheme contributes to prior art in essence in other words can embody with the form of software product, this computer software product can be stored in storage medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions (can be personal computers in order to make a computer equipment, server, or the network equipment etc.) carry out the method described in some part of each embodiment of the application or embodiment.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, between each embodiment identical similar part mutually referring to, what each embodiment stressed is and the difference of other embodiment.Especially,, for system embodiment, because it is substantially similar in appearance to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
The application can be used in numerous general or special purpose computingasystem environment or configuration.For example: personal computer, server computer, handheld device or portable set, laptop device, multicomputer system, system based on microprocessor, set top box, programmable consumer-elcetronics devices, network PC, small-size computer, mainframe computer, the distributed computing environment that comprises above any system or equipment etc.
The application can describe in the general context of computer executable instructions, for example program module.Usually, program module comprises and carries out particular task or realize routine, program, object, assembly, data structure of particular abstract data type etc.Also can in distributed computing environment, put into practice the application, in these distributed computing environment, be executed the task by the teleprocessing equipment being connected by communication network.In distributed computing environment, program module can be arranged in the local and remote computer-readable storage medium including memory device.
Although described the application by embodiment, those of ordinary skill in the art know, the application has many distortion and variation and the spirit that do not depart from the application, wish that appended claim comprises these distortion and variation and the spirit that do not depart from the application.
Claims (8)
1. the display control method of a portable terminal device, it is characterized in that, described portable terminal device comprises panel, main frame, rotating shaft, projector, angular transducer and display effect control module, described panel is connected by rotating shaft with main frame, described projector is set in described main frame, described angular transducer is connected with described rotating shaft, and described display effect control module is connected with described angular transducer and described projector respectively, and described method comprises:
The first angle value obtaining is transferred to described display effect control module by described angular transducer, and described the first angle value is the angle value of angle between described panel and described main frame;
More described the first angle value of described display effect module and maximum opening angle and the minimum opening angle preset, in the time that described the first angle value is between described maximum opening angle and minimum opening angle, described display effect control module is according to the funtcional relationship between described the first angle and the crevice projection angle of described projector that set in advance, determine the crevice projection angle of described projector, according to the crevice projection angle of described definite projector, control described projector shows the demonstration data projection of described main frame output on described panel, described demonstration presents the first effect, wherein, described the first effect is the edge that size that described projector projects to the displaying contents on panel is no more than panel, the clear picture of demonstration and Founder,
Wherein, the mode that described demonstration presents the first effect comprises:
In the time that described panel rotates around described rotating shaft, described projector, under the control of described display effect control module, is adjusted crevice projection angle and projection shape according to described the first angle value.
2. method according to claim 1, is characterized in that, also comprises:
In the time that described the first angle value is less than described minimum opening angle, projector cuts out described in the control of described display effect control module;
In the time that described panel is closed, projector is hidden in described main frame described in the control of described display effect control module.
3. method according to claim 1, is characterized in that, also comprises:
In the time that described the first angle value is greater than described maximum opening angle, the demonstration data of described main frame output are carried out orthogonal projection by projector described in the control of described display effect control module.
4. method according to claim 1, is characterized in that, also comprises:
When described panel is initially opened, projector cuts out, and in the time that described in opening process, the first angle value is greater than described minimum opening angle, projector is opened described in the control of described display effect control module.
5. according to the method described in claim 1 to 4 any one, it is characterized in that, described display effect control module is specially: the micro-step motor being connected with described projector by gear, or by the control chip of projector described in software control.
6. a portable terminal device, is characterized in that, comprising: panel, rotating shaft, main frame, projector, angular transducer, display effect control module and presetting module,
Described main frame, is connected with described panel by described rotating shaft, has calculation process ability;
Described projector, is arranged in described main frame, for the demonstration data projection of described main frame output is shown to described panel;
Described angular transducer, is connected with described rotating shaft, and for the first angle value obtaining is transferred to described display effect control module, described the first angle value is the angle value of angle between described panel and described main frame;
Described display effect control module, be connected with described angular transducer and described projector respectively, for in the time that described the first angle value belongs to preset range, according to described the first angle, control described projector the demonstration data projection of described main frame output is shown on described panel, described demonstration presents the first effect, wherein, described the first effect is the edge that size that described projector projects to the displaying contents on panel is no more than panel, the clear picture of demonstration and Founder;
Described presetting module, for setting in advance the funtcional relationship between described the first angle value and the crevice projection angle of described projector, and the preset range of described the first angle value, described preset range is the scope between maximum opening angle and minimum opening angle;
Wherein, described display effect control module comprises:
Angle comparing unit, for more described the first angle value and described maximum opening angle and minimum opening angle;
Angle determining unit, in the time that described the first angle value is between described maximum opening angle and minimum opening angle, determines the crevice projection angle of described projector according to described funtcional relationship;
Control output unit, on described panel, project the demonstration data that described main frame is exported for projector described in the crevice projection angle control according to described definite projector.
7. portable terminal device according to claim 6, is characterized in that, described display effect control module also comprises:
Closing control unit, in the time that described the first angle value is less than described minimum opening angle, controls described projector and closes;
Hide control module, in the time that described panel is closed, control described projector and hide in described main frame;
Orthogonal projection control module, in the time that described the first angle value is greater than described maximum opening angle, controls described projector the demonstration data of described main frame output is carried out to orthogonal projection;
Initial control module, for described panel opening process, in the time that described the first angle value is greater than described minimum opening angle, controls described projector and opens.
8. according to the portable terminal device described in claim 6 or 7, it is characterized in that, described display effect control module is specially: the micro-step motor being connected with described projector by gear, or by the control chip of projector described in software control.
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| CN200910089870.XA CN101968631B (en) | 2009-07-27 | 2009-07-27 | Portable terminal and display and control method thereof |
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| CN105334949B (en) * | 2014-06-12 | 2018-07-06 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
| CN104284122B (en) * | 2014-09-28 | 2018-08-31 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment, projector |
| CN110100432B (en) * | 2016-12-26 | 2022-04-08 | 索尼公司 | Projection system, projection equipment and base |
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| CN2713529Y (en) * | 2004-04-23 | 2005-07-27 | 英业达股份有限公司 | Portable electronic apparatus having projection display function |
| CN101006708A (en) * | 2004-09-17 | 2007-07-25 | 株式会社尼康 | Electronic apparatus |
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