Handheld diagnostic device and method for displaying bitmapped graphic characters utilizing a condensed bitmap character library
First Claim
1. A method for displaying diagnostic trouble codes and affiliated definitions of the diagnostic trouble codes on a handheld electronic diagnostic device, the definitions comprising at least one language character derived from a bitmap which is configured to be displayed graphically, the method comprising:
- determining a desired language to be communicated via the diagnostic device;
obtaining a library of bitmap fonts and affiliated identification codes representative of a comprehensive character set from the desired language;
compiling a unique set of characters from the comprehensive character set that are to be displayed by the device; and
generating a condensed library of bitmap fonts and affiliated identification codes representative of the unique character set.
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Accused Products
Abstract
A handheld diagnostic device and method for displaying bitmapped graphic characters is provided which utilizes a condensed bitmap library. In particular, the present invention provides a method for condensing extremely large graphically-based bitmapped character sets, such as Chinese, Japanese, Korean or any other graphically-based bitmapped character set, and storing them in simple and economical handheld automotive diagnostic devices.
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Citations
17 Claims
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1. A method for displaying diagnostic trouble codes and affiliated definitions of the diagnostic trouble codes on a handheld electronic diagnostic device, the definitions comprising at least one language character derived from a bitmap which is configured to be displayed graphically, the method comprising:
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determining a desired language to be communicated via the diagnostic device;
obtaining a library of bitmap fonts and affiliated identification codes representative of a comprehensive character set from the desired language;
compiling a unique set of characters from the comprehensive character set that are to be displayed by the device; and
generating a condensed library of bitmap fonts and affiliated identification codes representative of the unique character set. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A handheld diagnostic device for receiving diagnostic trouble codes from an on-board vehicular computer, and displaying the retrieved diagnostic trouble codes and affiliated definitions, the definitions comprising at least one language character derived from a bitmap which is configured to be displayed graphically, the handheld diagnostic device comprising:
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a handheld device containing a central processor unit, ROM, SRAM, flash memory, an input port, keypad, and display; and
a computer readable medium for displaying diagnostic trouble codes and affiliated definitions of the diagnostic trouble codes on said display, the computer readable medium comprising;
a source code segment which provides a condensed library of bitmap fonts and affiliated identification codes representative of the unique character set selected from a comprehensive character set representative a language, wherein the unique set of characters are displayed by the device; and
a source code segment which provides a list of diagnostic trouble codes and affiliated definitions to be utilized by the device. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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Specification