TWI493404B - Displaying method and portable device - Google Patents

Description

Display method and portable device

The present invention relates to a display method and a portable device, and more particularly to a multi-screen display method and a portable device.

As the functionality and convenience of mobile devices (such as smart phones or tablets) continue to increase, mobile devices have become an indispensable electronic product for modern people. In addition to sharing information or conducting online chats on the mobile device, users can also install a variety of applications on mobile devices to perform various convenient functions provided by the application.

However, most mobile devices currently on the market (such as smart phones or tablets) cannot support single-screen cutting and display different content functions on different display devices. In addition, the display device configured by the mobile device is a liquid crystal display screen or a light-emitting diode display covered with a transparent glass material, so when displaying a barcode (for example, a one-dimensional barcode), the barcode displayed by the display is scanned by the laser scanning device. At the time, there will be a problem that the glass material is reflective and caused a misjudgment. Therefore, it is difficult to display various tickets or files that need to be barcode-certified by the display device of the existing portable device.

The invention provides a display method and a portable device. The user can determine the content displayed on different display devices by himself, and can display the barcode on the display device without the problem of barcode scanning misjudgment.

A display device of the present invention is applicable to a portable device, wherein the portable device includes a first surface and a second surface corresponding to the first surface, and the portable device further includes a first display device on the first surface, and a detachable back cover covers the second surface, and the detachable back cover is provided with a second display device. The method includes receiving a function enable signal to perform a function and displaying a screen corresponding to the function performed on the first display device. Receiving an input signal to select a portion of the picture and transmitting the selected portion of the picture to the second display device. Displaying the selected portion of the picture on the second display device.

In an embodiment of the invention, the display method includes a one-dimensional barcode image, a ticket image, an advertisement image, a text segment, or an identification image.

In an embodiment of the invention, the display method, wherein the second display device comprises an electronic paper display device.

In an embodiment of the invention, the display method, wherein the second display device receives the selected portion of the picture via a wired method or a wireless method.

In an embodiment of the invention, the display method described above, wherein The step of transmitting the screen to the second display device further includes receiving a confirmation signal to confirm that the selected portion of the picture is transmitted to the second display device.

A portable device of the present invention has a first surface and a second surface corresponding to the first surface, wherein a detachable back cover covers the second surface, and a second surface is disposed on the detachable back cover Display device. The portable device includes: a first display device and a processor. The first display device is disposed on the first surface. The processor is coupled to the first display device and the second display device. The processor: receiving a function activation signal to perform a function and displaying a screen corresponding to the function performed on the first display device. Receiving an input signal to select a portion of the picture and transmitting the selected portion of the picture to the second display device. Displaying the selected portion of the picture on the second display device.

In an embodiment of the invention, in the portable device, part of the picture comprises a one-dimensional barcode image, a ticket image, an advertisement image, a text segment or an identification image.

In an embodiment of the invention, the portable device, wherein the second display device comprises an electronic paper display device.

In an embodiment of the invention, the portable device, wherein the second display device receives the selected portion of the picture via a wired method or a wireless method.

In an embodiment of the present invention, the portable device, wherein the processor further includes receiving a confirmation signal to confirm the selected portion before transmitting the selected portion of the screen to the second display device Transfer the screen to the second display Device.

Based on the above, the portable device of the present invention can be equipped with a detachable back cover configured with a display device, which can operate independently or in conjunction with a portable device. The user can select the content to be displayed on the detachable back cover, for example: electronic ticket, coupon, electronic ticket ticket, ball game concert restaurant cafe store ticket, personal identification card or exhibition or show Various tickets such as ID, consumption bills or details or invoices, advertisements, market research, publicity, discounts, photos/books/mail/charge/time/weather/map/calendar/phone calls/others in portable devices Any content or message. In addition, since the display device disposed on the detachable back cover can be an electronic paper display device, it can solve the problem that the bar code displayed on the general laser scanner scan liquid crystal display has a reflective misjudgment problem, and the operator does not need to spend a lot of money to update the existing one. General laser scanner equipment saves money and time.

The above described features and advantages of the invention will be apparent from the following description.

100, 400, 400'‧‧‧ portable devices

100a‧‧‧ first surface

100b‧‧‧ second surface

102‧‧‧First display device

104‧‧‧Processor

106, 420‧‧‧ detachable back cover

110, 422‧‧‧second display device

S301~S315, S4001~S4021‧‧‧ method flow steps

402, 406‧‧ images

404‧‧‧ Home screen

408‧‧‧Advertising flyer

410‧‧‧ screen

410a, 410b‧‧‧ special barcode

412‧‧‧ part of the picture

1 is a schematic block diagram of a portable device in accordance with an embodiment of the present invention.

2 is a schematic diagram of a detachable back cover of a portable device and a portable device in accordance with an embodiment of the present invention.

FIG. 3 is a schematic flow chart of a display method according to an embodiment of the invention.

FIG. 4 is a schematic flow chart of a display method according to an embodiment of the invention.

1 is a schematic block diagram of a portable device in accordance with an embodiment of the present invention. 2 is a schematic diagram of a detachable back cover of a portable device and a portable device in accordance with an embodiment of the present invention. Referring to FIG. 1 and FIG. 2, the portable device 100 of the present embodiment includes a first surface 100a and a second surface 100b corresponding to the first surface. The portable device 100 is, for example, a cell phone, a personal digital assistant (PDA), a smart phone, an electronic book, a game machine, or a tablet PC. Various portable devices are not limited by the present invention.

In addition, the portable device 100 further includes a first display device 102 and a processor 104. The first display device 102 is disposed on the first surface 100 a of the portable device 100 , and the processor 104 is coupled to the first display device 102 . The first display device 104 is, for example, an electronic paper display device, a liquid crystal display, an Organic Light-Emitting Diode (OLED) display, a bistable display, or a light-emitting diode. , LED) display. The processor 104 is, for example, a micro-controller, an embedded controller, or a central processing unit (CPU).

In addition, a detachable back cover 106 covers the second surface 100b of the portable device 100 corresponding to the first surface 100a, and a second surface is disposed on the detachable back cover 106. Display device 110. The second display device 110 and the first display device 102 are disposed corresponding to each other. The detachable back cover 106 may be made of any material such as plastic or rubber, and is detachably fixed to the portable device 100 to cover the second surface 100b, for example, in the form of a cassette. In addition, the detachable back cover 106 is, for example, a back cover covering the entire cover of the portable device 100 or a back cover covering a part of the portable device 100 to cover the portable type. The second surface 100b of the device 100. In addition, the second display device 110 is, for example, an electronic paper display device, a liquid crystal display, an Organic Light-Emitting Diode (OLED) display, a bi-stable display, or a light-emitting diode (light- Emitter diode, LED) display. Also, the second display device 110 can be mounted or attached to the detachable back cover 106. Moreover, the second display device 110 receives a display signal from the processor 104 via a wired method or a wireless method to display a screen. For example, the second display device 110 is coupled to the processor 104 of the portable device 100 via a detachable back cover 106 and a physical line. In another embodiment, the second display device 110 further includes a wireless communication interface that wirelessly couples the processor 104 and receives the display signal from the processor 104.

FIG. 3 is a schematic flow chart of a display method according to an embodiment of the invention. Referring to FIG. 1 , FIG. 2 and FIG. 3 , the display method of the embodiment is applicable to the portable device 100. In step S301, the processor 104 receives a function activation signal, and performs a function according to the A screen corresponding to the function performed is displayed on the first display device.

Thereafter, in step S305, the processor 104 receives an input signal, and A partial picture is selected accordingly, and the selected partial picture is transmitted to the second display device. The selected partial screen is, for example, a one-dimensional barcode image, a ticket image, an advertisement image, a text segment, or an identification image. Next, in step S311, the selected partial screen is displayed on the second display device.

In an embodiment, in step S305, the processor 104 further includes the processor 104 receiving a confirmation signal to transmit the selected partial picture to the second display device before transmitting the selected partial picture to the second display device. The second display device (step S315).

Hereinafter, a display method of a portable device having a multi-screen according to the present invention will be further described with reference to an embodiment. FIG. 4 is a schematic flow chart of a display method according to an embodiment of the invention. Referring to FIG. 4, the multi-screen display method in this embodiment may execute, for example, a display application by the portable device 400 processor (step S4001). The display application is displayed, for example, by an image 402 on the home screen 404 of the portable device or in an application menu screen (not shown), and the user clicks on the image 402. The processor of the portable device 400 executes a display application (represented) represented by the image 402. In addition, in another embodiment, the display application may also be an application executed in the background of the portable device 400' (ie, executed in the background of the portable device, but not on the first display device). Display the screen executed by any application).

Then, in step S4005, the processor (such as the processor 104 of FIG. 1) receives a function activation signal generated by the user to execute the image 406 displayed on the first display device, for example, corresponding to a camera function. Image 406. Next, in the steps In S4010, the user uses the photographing work corresponding to the image 406 and takes an image (for example, an advertisement leaflet 408) to capture a screen 410 (for example, a screen 410 including special price barcodes 410a and 410b). In step S4015, the user generates an input signal to select a partial screen 412 including the barcode 410b in the screen 410, and in step S4021, the processor selects a partial screen 412 of the barcode 410b selected by the user. Displayed on the second display device 422 on the detachable back cover 420.

In summary, the portable device of the present invention can be coupled with a detachable back cover configured with a display device that can operate independently or in conjunction with a portable device. The user can select the content to be displayed on the detachable back cover, for example: electronic ticket, coupon, electronic ticket ticket, ball game concert restaurant cafe store ticket, personal identification card or exhibition or show Various tickets such as ID, consumption bills or details or invoices, advertisements, market research, publicity, discounts, photos/books/mail/charge/time/weather/map/calendar/phone calls/others in portable devices Any content or message. In addition, since the display device disposed on the detachable back cover can be an electronic paper display device, it can solve the problem that the bar code displayed on the general laser scanner scan liquid crystal display has a reflective misjudgment problem, and the operator does not need to spend a lot of money to update the existing one. General laser scanner equipment saves money and time.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any one of ordinary skill in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of the invention is defined by the scope of the appended claims.

S301~S315‧‧‧ Method flow steps

Claims (10)

A display device is applicable to a portable device, wherein the portable device includes a first surface and a second surface corresponding to the first surface, the portable device further includes a first surface disposed on the first surface a first display device, and a detachable back cover covers the second surface, and the detachable back cover is provided with a second display device, the method comprising: receiving a function start signal to perform a function and Displaying, on the first display device, a screen corresponding to the function performed; receiving an input signal to select a portion of the screen, and transmitting the selected portion of the screen to the second display device; The selected portion of the screen is displayed on the second display device. The display method of claim 1, wherein the portion of the picture comprises a one-dimensional bar code image, a ticket image, an advertisement image, a text segment or an identification image. The display method of claim 1, wherein the second display device comprises an electronic paper display device. The display method of claim 1, wherein the second display device receives the selected portion of the picture via a wired method or a wireless method. The display method of claim 1, wherein the step of transmitting the selected portion of the picture to the second display device further comprises receiving a confirmation signal to confirm that the selected portion of the picture is transmitted. To the second display device. A portable device having a first surface and a corresponding first surface a second surface, wherein the detachable back cover covers the second surface, and the detachable back cover is provided with a second display device, the portable device includes: a first display device, configured at the first And a processor coupled to the first display device and the second display device, wherein the processor receives a function enable signal to perform a function and displays corresponding execution on the first display device a screen of the function; receiving an input signal to select a portion of the screen, and transmitting the selected portion of the screen to the second display device; and displaying the selected portion on the second display device Picture. The portable device of claim 6, wherein a part of the picture comprises a one-dimensional bar code image, a ticket image, an advertisement image, a text segment or an identification image. The portable device of claim 6, wherein the second display device comprises an electronic paper display device. The portable device of claim 6, wherein the second display device receives the selected portion of the picture via a wired method or a wireless method. The portable device of claim 6, wherein the processor further comprises receiving a confirmation signal to confirm the selected portion before transmitting the selected portion of the picture to the second display device The picture is transmitted to the second display device.