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A hand-held device and a control method thereof

A hand-held device and control method technology, applied in the direction of television, signal transmission system, instruments, etc., can solve the problems of inability to change the image size, inconvenience for users, and inability to meet the needs of different groups of people in terms of image size.

Inactive Publication Date: 2014-02-19
HONG FU JIN PRECISION IND (SHENZHEN) CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the size of the image displayed on the existing TV screen cannot be changed, and cannot meet the needs of different groups of people for the size of the image displayed on the screen.
For example, it is easy to cause eye fatigue when watching TV at a close distance for a long time, but it is difficult to see the display screen when watching TV at a long distance, which will bring inconvenience to users

Method used

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  • A hand-held device and a control method thereof
  • A hand-held device and a control method thereof
  • A hand-held device and a control method thereof

Examples

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Embodiment Construction

[0045] Please see figure 1 , the video system 100 includes a video device 10 and a handheld device 20 for adjusting the size of the picture displayed by the video device 10 . The handheld device 20 can be a remote control, a mobile phone, a personal digital assistant, a tablet computer, and the like. A wireless connection is made between the handheld device 20 and the video device 10, for example, WIFI, Bluetooth connection or infrared connection. The video device 10 may be a television, a monitor, and the like. In this embodiment, the video device 10 can display pictures and output sound. The video device 10 and the handheld device 20 are connected using WIFI.

[0046] like figure 2 As shown, the handheld device 20 includes an input module 21 , a communication module 22 , a calculation module 23 , a control module 24 and an acquisition module 25 .

[0047] The input module 21 is used for generating corresponding switching instructions, backlight module control instructi...

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PUM

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Abstract

A hand-held device is used for adjusting the size of a picture displayed by a video device. The hand-held device comprises a calculating module, an acquisition module and a communication module. The calculating module is used for calculating the distance between the hand-held device and the video device. The acquisition module is used for obtaining adjusting signals according to the distance. The communication module is used for sending the adjusting signals to the video device in order that the video device adjusts the size of the picture displayed by the video device. In addition, the control method for the hand held device is provided.

Description

technical field [0001] The present invention relates to a handheld device, in particular to a handheld device for adjusting a video device. Background technique [0002] With the rapid development of electronic technology, TV has become an indispensable communication tool in people's life, and the size of TV is also getting bigger and bigger. However, the size of the image displayed on the existing TV screen cannot be changed, and cannot meet the needs of different groups of people for the size of the image displayed on the screen. For example, it is easy to cause eye fatigue when watching TV at a close distance for a long time, but it is difficult to see the display picture clearly when watching TV at a long distance, which will bring inconvenience to the user. Contents of the invention [0003] In view of this, it is necessary to provide a handheld device with adjustable display size. [0004] In addition, it is also necessary to provide a control method for adjusting ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N5/44H04N21/422G08C17/02G08C23/04
Inventor 赖俊宏张智钧
Owner HONG FU JIN PRECISION IND (SHENZHEN) CO LTD
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