CN103577132A - Transmitter and display direction control method for transmitter - Google Patents
Transmitter and display direction control method for transmitter Download PDFInfo
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- CN103577132A CN103577132A CN201210261411.7A CN201210261411A CN103577132A CN 103577132 A CN103577132 A CN 103577132A CN 201210261411 A CN201210261411 A CN 201210261411A CN 103577132 A CN103577132 A CN 103577132A
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Abstract
The invention discloses a transmitter and a display direction control method for the transmitter. The transmitter comprises a gravity sensor for detecting the gravity direction, a controller and a display with a display screen, wherein the controller is used for receiving signals sent by the gravity sensor and used for indicating the gravity direction and is used for determining the display direction according to the gravity direction; and the display is used for receiving signals sent by the controller and used for indicating the display direction and is used for displaying contents on the display screen in the display direction. The display direction of the display screen of the transmitter can be changed automatically along with changes of the placing direction of the transmitter, and accordingly users can watch the contents on the display screen conveniently.
Description
Technical field
The present invention relates to transmitter field.
Background technology
In the prior art, the display direction of the display screen of transmitter is changeless.When installing and use transmitter, the display direction of the display screen of transmitter can not change and respective change along with the placement direction of transmitter, causes user can not watch easily the content that shows screen display.
Summary of the invention
Above situation in view of prior art, an object of the present invention is to provide a kind of transmitter, and the display direction of the display screen of described transmitter can automatically change along with the change of the placement direction of transmitter, thereby facilitates user to watch the content on display screen.
According to an aspect of the present invention, provide a kind of transmitter, having comprised: gravity sensor, for detection of gravity direction; Controller, for receiving the signal of the indication gravity direction of gravity sensor transmission, and determines display direction according to gravity direction; And the display with display screen, for receiving the signal of the indicated number direction that controller sends, and on display screen on described display direction displaying contents.
According to a further aspect in the invention, provide a kind of display direction control method for transmitter, having comprised: detected gravity direction; According to described gravity direction, determine the display direction of the display screen of transmitter; And on display screen on described display direction displaying contents.
According to the transmitter aspect more than of the present invention with for the display direction control method of transmitter, according to gravity direction, determine the display direction of display screen, and on determined display direction displaying contents.Therefore,, when installing and use transmitter, the display direction of display screen can automatically change along with the change of the placement direction of transmitter, thereby facilitates user to watch the content on display screen.
Accompanying drawing explanation
The present invention can, by reference to hereinafter given description and being better understood by reference to the accompanying drawings, wherein use same or analogous Reference numeral to represent identical or similar parts in institute's drawings attached.Described accompanying drawing comprises in this manual and forms the part of this instructions together with detailed description below, and is used for further illustrating the preferred embodiments of the present invention and explains principle and advantage of the present invention.In the accompanying drawings:
Fig. 1 illustrates the schematic block diagram of transmitter according to an embodiment of the invention;
Fig. 2 illustrates the exemplary circuit figure of transmitter according to an embodiment of the invention;
Fig. 3 illustrates the indicative flowchart of display direction control procedure according to an embodiment of the invention; And
Fig. 4 a-4e illustrates the example that the display direction of the display screen of transmitter is controlled according to an embodiment of the invention.
Embodiment
Embodiments of the invention are described below with reference to accompanying drawings.The element of describing in an accompanying drawing of the present invention or a kind of embodiment and feature can combine with element and feature shown in one or more other accompanying drawing or embodiment.It should be noted that for purposes of clarity, in accompanying drawing and explanation, omitted expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and processing.
As shown in Figure 1, transmitter 100 comprises gravity sensor (Gravity sensor, G-sensor) 110, controller 120 and display 130.Gravity sensor 110 is for detection of gravity direction.Controller 120 is for the signal of the indication gravity direction that receives gravity sensor 110 and send, and determines display direction according to described gravity direction.Display 130 has display screen 131, and for receiving the signal of the indicated number direction that controller 120 sends, and on display screen on described display direction displaying contents.Here, the display direction of display screen is with respect to display screen or transmitter relative direction itself, rather than absolute direction.Content is upright on display direction.
Should be appreciated that the detected gravity direction of gravity sensor 110 is that gravity is with respect to the direction of gravity sensor.For example, when gravity sensor 110 is three axle gravity sensors, gravity direction can be in three axle x, y, z of gravity sensor any one, positive dirction or the negative direction of two or three axles represent.When gravity being detected on one of three axles of x, y, z, gravity direction can be positive dirction or the negative direction of this axle.While gravity being detected on any two axles in three axles of x, y, z or whole three axles, can be using the direction of making a concerted effort of the weight component on described two axles or three axles as gravity direction.
When making transmitter, gravity sensor 110 can be predetermined with the relative position relation of display screen 131, and can be known by controller 120.Like this, the gravity direction that controller 120 just can detect according to gravity sensor 110 is determined the display direction of display screen 131.
What conventionally, people's custom was watched is upright to liking.According to this conventional custom, in one embodiment of the invention, controller 120 determines that the direction contrary with the component of gravity direction in the plane of display screen is as display direction.In addition, for rectangular display screen, the display direction of people's ordinary practice content is parallel with length direction or the Width of display screen.Thus, in another embodiment of the present invention, when display screen 131 is rectangular display screen, and if the described component of gravity direction is with in the length direction of display screen and Width, any is parallel, controller determines that the direction contrary with the described component of a gravity direction larger subcomponent in the length direction of display screen and the subcomponent on Width is as display direction.This will describe more intuitively below in conjunction with Fig. 4 a-4e.Certainly, in actual applications, according to people's difference, watch custom, controller 120 also can otherwise carry out to determine according to gravity direction the display direction of display screen, is not described in detail here.
According to one embodiment of present invention, gravity sensor 110 only, when gravity direction variation being detected, will indicate the signal of gravity direction to send to controller 120.Can save thus transmitter 100 power consumption, alleviate the processing load of controller 120.
In a modification of above-described embodiment, the signal of above-mentioned indicated number direction can indicated number direction with respect to sense of rotation and the anglec of rotation of the last display direction of display screen 131.For example,, when transmitter 100(and corresponding display screen 131) on perpendicular counterclockwise during half-twist, controller 120 can judge that according to the gravity direction detecting gravity direction has turned clockwise 90 ° with respect to gravity sensor.Correspondingly, controller 120 can send signal, and indicated number direction turns clockwise 90 ° with respect to the last display direction of display screen.
In an embodiment of the present invention, gravity sensor 110 can be any suitable gravity sensor existing or that develop in the future.For example, gravity sensor 110 can be three axle gravity sensors.Conventionally, gravity sensor can be exported the relevant information of detected gravity, comprises size such as gravity, direction etc.In an embodiment of the present invention, only adopt the directional information of gravity.
In an embodiment of the present invention, controller 120 can be any suitable device that has data-handling capacity and can send steering order.As example rather than restriction, controller 120 can be by the main process chip in transmitter such as CPU (central processing unit) (CPU), microprocessor etc. are implemented, or also can implement with independent CPU or microprocessor.
As a kind of concrete exemplifying embodiment, gravity sensor 110 and controller 120 can be separately positioned on the mainboard of transmitter, to facilitate the transmission of signal.Those skilled in the art also can be according to actual needs, in other parts of transmitter, gravity sensor 110 and/or controller 120 is set.For example, gravity sensor 110 also can be arranged on for example shell (not shown) inwall of transmitter 100.
Below in conjunction with Fig. 2, a kind of exemplary circuit of transmitter is according to an embodiment of the invention described.
As shown in Figure 2, transmitter 200 comprises gravity sensor 210, controller 220 and display 230.In this example, gravity sensor 210 be take the gravity sensor chip that the model of Bosch (BOSCH) company is BMA220 and is implemented.In the interface of BMA220 chip, SCK interface represents serial peripheral interface (Serial Peripheral interface, SPI) clock signal, in this example BMA220 by SCK from controller 220 receive clock signals; SDO interface represents the output of serial peripheral interface data; SDx interface represents the input of serial peripheral interface data; Vddio represents I/O interface voltage; VDDD representative digit signal voltage; INT represents interrupt signal output; CAP0 represents not use; Vdda represents analog voltage; GND represents the earth interface; CSB represents serial peripheral interface chip selection signal; PS represents interface modes selection signal (0=SPI, 1=I
2c).
The GND interface of BMA220 and PS interface be connected to (by inverted triangle symbol, being represented), the VDDD interface of BMA220 and Vdda interface are connected to the DC voltage of 1.8V.The Vddio interface of BMA220 is connected to the DC voltage of 1.62-3.6V.Capacitor C1, C2 are filter capacitors, can have respectively for example electric capacity of 100nf, but be not limited to this.
The SPI interface of the SCK of BMA220, SDO and SDx Interface and Controler 220 is connected, to send the signal of indication gravity direction to controller 220.The GPIO interface of the INT Interface and Controler 220 of BMA220 is connected, with Transmission signal.The CS interface of the CSB Interface and Controler 220 of BMA220 is connected, to transmit serial peripheral interface chip selection signal.
For simplicity, only provide the simple description to chip BMA220 here.Those of ordinary skill in the art can reference chip BMA220 technical manual understand the detailed structure of this chip and concrete operations etc., do not describe in detail in detail here.
According to application demand, controller 220 can be connected to display 230 by existing any suitable interface.For example controller 220 can be connected to display by SPI interface, by other sheet, selects interface CS ' (not shown) to transmit chip selection signal.Or controller 220 also can pass through electronic data interchange (Electronic Data Interchange, EDI) interface and be connected to display.
In transmitter 200, gravity sensor chip 210 sends to controller 220 by the signal of indication gravity direction, controller 220 is determined the display direction of the display screen (not shown) of display 230 according to gravity direction, and the signal of indicated number direction is sent to display 230, make display 230 displaying contents on display direction.
In transmitter 200, the more specifically details of operation of each parts can, with reference to above to according to the description of the transmitter 100 of the embodiment of the present invention, no longer repeat here.
The exemplary circuit that should be appreciated that the transmitter shown in Fig. 2 is only for the object that illustrates rather than in order to limit.Those skilled in the art are according to the open of the application and instruction, can expect more kinds ofly for realizing the physical circuit of transmitter according to an embodiment of the invention, do not enumerate here.
Below in conjunction with Fig. 3, the display direction control procedure of transmitter is according to an embodiment of the invention described.As shown in Figure 3, in step S310, detect gravity direction.Step S310 can be carried out by gravity sensor 110.
In step S320, according to gravity direction, determine the display direction of the display screen of transmitter.Step S320 can be carried out by controller 120.For example, controller 120 can receive the signal of the indication gravity direction of gravity sensor 110 transmissions, and determines display direction according to gravity direction.
Continuation is with reference to figure 3, in step S330, on display screen on described display direction displaying contents.Step S330 can be carried out by display 130.For example, display 130 can receive the signal of the indicated number direction that controller 120 sends, and on display screen on described display direction displaying contents.
In display direction control procedure according to an embodiment of the invention, determine that the direction contrary with the component of gravity direction in the plane of display screen is as display direction.
In display direction control procedure according to another embodiment of the present invention, at display screen, it is rectangular display screen, and gravity direction is in the situation that the component in the plane of display screen not with in the length direction of display screen and Width any is parallel, determines that the direction contrary with the described component of a gravity direction larger subcomponent in the length direction of display screen and the subcomponent on Width is as display direction.
In display direction control procedure according to another embodiment of the present invention, only, when gravity direction variation being detected, according to the gravity direction changing, determine display direction.
In display direction control procedure according to another embodiment of the present invention, when gravity direction variation being detected, according to the variation of gravity direction, determine that display direction is with respect to sense of rotation and the anglec of rotation of the last display direction of display screen.
The more multioperation details of display direction control procedure, can, with reference to above to the description of all parts of transmitter 100 according to an embodiment of the invention, no longer repeat here according to an embodiment of the invention.
Below in conjunction with Fig. 4 a-4e, the example that the display direction of the display screen of transmitter is controlled is according to an embodiment of the invention described.For for purpose of brevity, in Fig. 4 a-4e, only utilize the schematic diagram of the display screen 131 of transmitter 100 to describe display direction control example.In addition, watch for convenience the change in location of display screen, the display screen 131 in Fig. 4 a-4e is rectangular display screen, and four summits of display screen 131 are noted as respectively A, B, C, D.The content of word on display screen " LCM ABCDEFGHIJKLMNO " for showing.The display screen that should be appreciated that transmitter 100 can have various shapes, and the rectangle that is not limited to illustrate here.The content that shows screen display can be also various images, figure, symbol, word etc., and not restriction.
As shown in Fig. 4 a, the upright in the vertical direction of display screen 131 of transmitter, gravity direction (dotted arrow in figure represents) g, on the Width of display screen, is the direction that in the vertical direction stands upside down, with the plane parallel of display screen.Now, the display direction of display screen (solid arrow in figure represents) is the direction contrary with gravity direction g, the direction that in the vertical direction stands upside down (
direction), to facilitate, watch.
Compare with Fig. 4 a, the display screen 131 in Fig. 4 b has been rotated counterclockwise 90 ° in the plane at its place.Now, the gravity direction g that gravity sensor detects is on the length direction of display screen.Therefore, controller determines that display direction is the direction contrary with gravity direction g,
direction.Thus, although the position of display screen changes along with the variation of transmitter position, due to the also correspondingly variation of display direction of display screen, so the content on display screen still can be upright towards reader, to facilitate, watches.
Display screen in Fig. 4 c is to place in the vertical plane of the display screen with Fig. 4 a, and the display screen in Fig. 4 c tilts with respect to vertical direction.Now, the gravity direction g that gravity sensor detects is the direction of handing over the plane monoclinic phase of display screen.The component of gravity direction g in the plane of display screen is that another component of g2(is the component g1 with display screen quadrature).Therefore, controller is determined display direction and the direction contrary with g2,
direction.
Compare with Fig. 4 a, the display screen in Fig. 4 d is placed on surface level.Now, the gravity direction g that gravity sensor detects is and the direction of display screen quadrature that therefore the component on display screen is zero.In this case, controller does not need to adjust the display direction of display screen.In other words, controller with the last display direction of display screen (
direction) as current display direction.
Compare with Fig. 4 a, the display screen in Fig. 4 e has turned clockwise approximately 60 ° in the plane at its place.Now, the gravity direction g that gravity sensor detects is (in this case, the component of gravity direction in the plane of display screen is gravity direction g itself) in the plane of display screen, but not parallel with any one in the length direction of display screen and Width.Gravity direction g is respectively g2, g1 at length direction and the component on Width (also can be described as the subcomponent of weight component g) of display screen.Because g2 is greater than g1, so controller determines that display direction is the direction contrary with component g1
as display direction.
Above example is the object for illustrating only, rather than in order to limit.Those skilled in the art are according to above disclosed content, can expect various other examples that the display direction of the display screen of transmitter is controlled, and do not describe one by one here.
At transmitter according to the embodiments of the present invention with for the display direction control method of transmitter, according to gravity direction, determine the display direction of display screen, and on determined display direction displaying contents.Therefore,, when installing and use transmitter, the display direction of display screen can automatically change along with the change of the placement direction of transmitter, thereby facilitates user to watch the content on display screen.
Although the present invention is disclosed by the description to specific embodiments of the invention above,, should be appreciated that, above-mentioned all embodiment and example are all illustrative, and not restrictive.Those skilled in the art can design various modifications of the present invention, improvement or equivalent in the spirit and scope of claims.These modifications, improvement or equivalent also should be believed to comprise in protection scope of the present invention.
Claims (13)
1. a transmitter, comprising:
Gravity sensor, for detection of gravity direction;
Controller, for receiving the signal of the described gravity direction of indication of described gravity sensor transmission, and determines display direction according to described gravity direction; And
The display with display screen, for receiving the signal of the described display direction of indication that described controller sends, and on described display screen on described display direction displaying contents.
2. according to the transmitter of claim 1, wherein, described controller determines that the direction contrary with the component of described gravity direction in the plane of described display screen is as described display direction.
3. according to the transmitter of claim 1, wherein, described display screen is rectangular display screen, and if the component of described gravity direction in the plane of described display screen be with in the length direction of described display screen and Width, any is parallel, described controller determines that the direction contrary with the described component of a described gravity direction larger subcomponent in the length direction of described display screen and the subcomponent on Width is as described display direction.
4. according to the transmitter of claim 1, wherein, described gravity direction be gravity with respect to the direction of described gravity sensor, and the relative position relation of described gravity sensor and described display screen is predetermined.
5. according to the transmitter of claim 1, wherein, described gravity sensor only, when described gravity direction variation being detected, will indicate the signal of described gravity direction to send to described controller.
6. according to the transmitter of claim 5, wherein, display direction is with respect to sense of rotation and the anglec of rotation of the last display direction of described display screen described in the signal designation of the described display direction of described indication.
7. according to the transmitter of claim 1, wherein, described gravity sensor and described controller are separately positioned on the mainboard of described transmitter.
8. according to the transmitter of claim 1, wherein, described gravity sensor is three axle gravity sensors.
9. for a display direction control method for transmitter, comprising:
Detect gravity direction;
According to described gravity direction, determine the display direction of the display screen of transmitter; And
On described display screen on described display direction displaying contents.
10. according to the method for claim 9, wherein, according to described gravity direction, determine that the display direction of the display screen of transmitter further comprises:
Determine that the direction contrary with the component of described gravity direction in the plane of described display screen is as described display direction.
11. according to the method for claim 9, wherein, determines that the display direction of the display screen of transmitter further comprises according to described gravity direction:
At described display screen, it is rectangular display screen, and described gravity direction is in the situation that the component in the plane of described display screen not with in the length direction of described display screen and Width any is parallel, determines that the direction contrary with the described component of a described gravity direction larger subcomponent in the length direction of described display screen and the subcomponent on Width is as described display direction.
12. according to the method for claim 9, wherein, only, when described gravity direction variation being detected, according to the gravity direction of described variation, determines described display direction.
13. according to the method for claim 12, wherein, when described gravity direction variation being detected, according to the variation of described gravity direction, determines that described display direction is with respect to sense of rotation and the anglec of rotation of the last display direction of described display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210261411.7A CN103577132A (en) | 2012-07-26 | 2012-07-26 | Transmitter and display direction control method for transmitter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210261411.7A CN103577132A (en) | 2012-07-26 | 2012-07-26 | Transmitter and display direction control method for transmitter |
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| CN103577132A true CN103577132A (en) | 2014-02-12 |
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| CN201210261411.7A Pending CN103577132A (en) | 2012-07-26 | 2012-07-26 | Transmitter and display direction control method for transmitter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105700708A (en) * | 2016-01-18 | 2016-06-22 | 深圳市金立通信设备有限公司 | Terminal interface adjusting method and terminal |
| CN105955479A (en) * | 2016-04-29 | 2016-09-21 | 联想(北京)有限公司 | Information processing method and wearable device |
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| CN201667668U (en) * | 2010-04-16 | 2010-12-08 | 北京景山创新通信技术有限公司 | Mobile communication terminal of multidirectional operation |
| CN102129295A (en) * | 2011-03-25 | 2011-07-20 | 深圳市理邦精密仪器股份有限公司 | Method and system for regulating contents displayed on interface |
| US20120182319A1 (en) * | 2011-01-13 | 2012-07-19 | Hon Hai Precision Industry Co., Ltd. | System and method for changing a display direction of a screen |
| CN202995703U (en) * | 2012-07-26 | 2013-06-12 | 艾默生过程控制流量技术有限公司 | Transmitter |
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2012
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201667668U (en) * | 2010-04-16 | 2010-12-08 | 北京景山创新通信技术有限公司 | Mobile communication terminal of multidirectional operation |
| US20120182319A1 (en) * | 2011-01-13 | 2012-07-19 | Hon Hai Precision Industry Co., Ltd. | System and method for changing a display direction of a screen |
| CN102129295A (en) * | 2011-03-25 | 2011-07-20 | 深圳市理邦精密仪器股份有限公司 | Method and system for regulating contents displayed on interface |
| CN202995703U (en) * | 2012-07-26 | 2013-06-12 | 艾默生过程控制流量技术有限公司 | Transmitter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105700708A (en) * | 2016-01-18 | 2016-06-22 | 深圳市金立通信设备有限公司 | Terminal interface adjusting method and terminal |
| CN105955479A (en) * | 2016-04-29 | 2016-09-21 | 联想(北京)有限公司 | Information processing method and wearable device |
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Application publication date: 20140212 |