Code reader display
First Claim
Patent Images
1. A code reader for reading and displaying codes, comprising:
- (a) a processor;
(b) a communications circuit in circuit communication with the processor, the communications circuit for generating a communications link with a source of a code; and
(c) a display circuit in circuit communication with the processor, the display circuit having an available display region with a plurality of display characters arranged in a plurality of rows;
wherein the size of the display characters in a first row is larger than the size of the display characters in a row other than the first row, wherein the first row and the row other than the first row have substantially the same width as each other; and
wherein the first row comprises a number N of display characters, and the row other than the first row comprises two times N of display characters.
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Abstract
An improved code reader for reading and displaying OBD II diagnostic codes. The code reader displays textual diagnosis descriptions corresponding to diagnostic codes. The code reader can display both an OBD II code and the textual diagnosis description corresponding to a selected OBD II code by using multiple display rows for the display. The improved code reader also uses an improved user interface.
88 Citations
33 Claims
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1. A code reader for reading and displaying codes, comprising:
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(a) a processor; (b) a communications circuit in circuit communication with the processor, the communications circuit for generating a communications link with a source of a code; and (c) a display circuit in circuit communication with the processor, the display circuit having an available display region with a plurality of display characters arranged in a plurality of rows; wherein the size of the display characters in a first row is larger than the size of the display characters in a row other than the first row, wherein the first row and the row other than the first row have substantially the same width as each other; and wherein the first row comprises a number N of display characters, and the row other than the first row comprises two times N of display characters. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A method for retrieving and displaying textual diagnostic information from a vehicle computer system comprising:
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(a) establishing circuit communication between a code reader and the vehicle computer system; (b) requesting data having at least one code from the vehicle computer system; (c) retrieving the data; (d) identifying a textual diagnosis description corresponding to a retrieved code selected by an operator; and (e) displaying the textual diagnosis description, utilizing a display circuit in circuit communication with a processor, the display circuit having an available display region with a plurality of display characters arranged in a plurality of rows; wherein the size of the display characters in a first row is larger than the size of the display characters in a row other than the first row, wherein the first row and the row other than the first row have substantially the same width as each other; and wherein the first row comprises a number N of display characters, and the row other than the first row comprises two times N of display characters. - View Dependent Claims (26, 27, 28)
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29. A code reader for reading and displaying codes, comprising:
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(a) means for establishing communication between the code reader and a source of a code; (b) means for displaying alphanumeric textual information associated with a code, wherein the means for displaying comprises a display circuit in circuit communication with a processor, the display circuit having an available display region with a plurality of display characters arranged in a plurality of rows; wherein the size of the display characters in a first row is larger than the size of the display characters in a row other than the first row, wherein the first row and the row other than the first row have substantially the same width as each other; and wherein the first row comprises a number N of display characters, and the row other than the first row comprises two times N of display characters. - View Dependent Claims (30, 31, 32, 33)
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Specification