Digital television with font enlarging function and font enlarging method thereof
A technology for digital TV and magnification function, which is applied in the field of digital TV and its text magnification, and can solve the problems of laborious text and small screen fonts, etc.
Inactive Publication Date: 2010-06-16
LG ELECTRONICS (CHINA) R&D CENT CO LTD
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Problems solved by technology
[0004] With the increasingly rich functions of digital TV and various new functions emerging one after another, a large amount of information often needs to be displayed on a limited screen. Due to the limitation of the screen size of digital TV itself, the fonts on the screen are relatively small, especially for people with poor eyesight. Reading on-screen text can be strenuous for the best
In the prior art, some methods for enlarging images or texts are disclosed, but there is no enlarging method specifically for digital TV texts
Method used
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[0037] In order to make the object, technical solution and advantages of the present invention clearer, a digital television with a text enlargement function and a text enlargement method thereof according to the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0038] A kind of digital TV with text enlargement function and its text enlargement method of the present invention is to set the dot matrix font library or true type font of multiple font sizes inside the application program of the digital TV, after receiving the "zoom in" button message , to re-plan the current display area, and use the scroll bar or other methods to display the text after changing the font size. It is convenient for different groups of people to watch text messages.
[0039] Below i...
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The invention discloses a digital television with the font enlarging function and a font enlarging method thereof. The method comprises the following steps: A. pre-storing multiple sets of font libraries of enlarged fonts; B. inputting a font enlarging command, obtaining the current text and judging whether the current text conforms to the enlarging condition, if so, entering the step C, or ignoring the input command; C. setting an enlarged font display zone by a user; D. drawing the enlarged font display zone and displaying the enlarged fonts according to the size of the obtained fonts and the size of the enlarged font display zone; and E. inputting an exit command, clearing the enlarged font display zone and getting back to the original interface display. The invention is convenient for different people to view the font information.
Description
technical field [0001] The invention relates to the field of digital televisions, in particular to a digital television with a text enlargement function and a text enlargement method thereof. Background technique [0002] Digital TV means that all links from the studio to transmission, transmission, and reception use digital TV signals or all signal transmissions to the system are transmitted through digital streams composed of 0 and 1 digital strings. Digital signals The transmission rate of the Internet is 19.39 megabytes per second. The transmission of such a large data stream ensures the high definition of digital TV and overcomes the inherent shortcomings of analog TV. At the same time, because digital TV can allow several kinds of standard signals to exist at the same time, each digital channel can be divided into several sub-channels, so that a large data stream-19.39 megabytes per second can be used, or it can be divided into sub-channels. For several streams, for e...
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Inventor 桂伟力
Owner LG ELECTRONICS (CHINA) R&D CENT CO LTD