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.
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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.
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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. - 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)
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24. A code reader for reading and displaying diagnostic codes, comprising
(a) a housing; -
(b) a processor located within the housing for generating a menu-driven user interface;
(c) a communications circuit in circuit communication with the processor, said communications circuit for generating a communications link with a vehicle diagnostic system and reading at least one diagnostic code from the vehicle diagnostic system, the at least one diagnostic code having a corresponding textual diagnosis description formed by a plurality of alphanumeric characters;
(d) a display circuit in circuit communication with the processor, the display circuit having an available display region for displaying the menu-driven user interface, the diagnostic code, and the textual diagnosis description; and
(e) a first input device set and a second input device set arranged on a first surface of the housing, the input device sets for operator interaction with the processor;
wherein the first input device set operates to cause the processor to bypass the menu-driven interface and to communicate with the vehicle diagnostic system and display the at least one diagnostic code and the textual diagnosis description, and the second input device set operates to interact with the menu-driven user interface.
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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. - 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 the code. - View Dependent Claims (30, 31, 32, 33)
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Specification