HANDHELD WIRELESS COMMUNICATION DEVICE
First Claim
1. A handheld wireless communication device configured to send and receive text messages, said device comprising:
- a hand cradleable, elongate body configured to be held in one hand by an operator of said device during text entry;
a display located on a front face of said elongate body and upon which information is displayed to the operator during text entry;
a key field located on the front face of said elongate body, said key field being composed of a plurality of keys selected from a plurality of alphanumeric input keys and at least one menu key;
a trackball navigation tool located on the front face of said elongate body;
said alphanumeric input keys comprising a plurality of alphabetic keys having letters associated therewith and said letters, in a top row of said alphabetic keys, comprising in consecutive order the letters Q, W, E, R and T;
a rotatable ring surrounding a trackball of said trackball navigation tool; and
a microprocessor configured to receive operator commands from said alphanumeric input keys, said menu key, said trackball navigation tool and said rotatable ring to affect corresponding changes to the display.
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Accused Products
Abstract
A handheld wireless communication device configured to send and receive text messages. A display, key field and trackball navigation tool are located on a front face of the device. Alphanumeric input keys include several alphabetic keys with letters arranged in a traditional (QWERTY), but non-ITU Standard E.161 telephone letter layout. A rotatable ring 505, 705 is provided that surrounds the trackball 321 of the trackball navigation tool. A microprocessor 338 is configured to receive operator commands from the alphanumeric input keys, the menu keys, the trackball navigation tool and the rotatable ring to affect corresponding changes to the display.
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Citations
23 Claims
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1. A handheld wireless communication device configured to send and receive text messages, said device comprising:
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a hand cradleable, elongate body configured to be held in one hand by an operator of said device during text entry;
a display located on a front face of said elongate body and upon which information is displayed to the operator during text entry;
a key field located on the front face of said elongate body, said key field being composed of a plurality of keys selected from a plurality of alphanumeric input keys and at least one menu key;
a trackball navigation tool located on the front face of said elongate body;
said alphanumeric input keys comprising a plurality of alphabetic keys having letters associated therewith and said letters, in a top row of said alphabetic keys, comprising in consecutive order the letters Q, W, E, R and T;
a rotatable ring surrounding a trackball of said trackball navigation tool; and
a microprocessor configured to receive operator commands from said alphanumeric input keys, said menu key, said trackball navigation tool and said rotatable ring to affect corresponding changes to the display. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A handheld wireless communication device configured to send and receive text messages, said device comprising:
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a hand cradleable, elongate body configured to be held in one hand by an operator of said device during text entry;
a display located on a front face of said elongate body and upon which information is displayed to the operator during text entry;
a key field located on the front face of said elongate body, said key field being composed of a plurality of keys selected from a plurality of alphanumeric input keys and at least one menu key;
a trackball navigation tool located on the front face of said elongate body;
said alphanumeric input keys comprising a plurality of alphabetic keys having letters associated therewith and said letters being arranged in a traditional, non-ITU Standard E.161 layout;
a rotatable ring surrounding a trackball of said trackball navigation tool; and
a microprocessor configured to receive operator commands from said alphanumeric input keys, said menu key, said trackball navigation tool and said rotatable ring to affect corresponding changes to the display. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23)
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Specification