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 microprocessor configured to receive operator commands from said alphanumeric input keys, said menu keys and said trackball navigation tool and to affect corresponding changes to the display; and
said elongate body has a length greater than a width thereof and said display, said key field and said trackball navigational tool are located in series along said length of said elongate body.
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Accused Products
Abstract
A handheld wireless communication device configured to be hand cradleable by an operator during text entry. A display, key field and trackball navigation tool are located on a front face of the device. At least some keys of the key field are arranged in key-columns and each of the key-columns is vertically offset from adjacent key-columns. Alphanumeric input keys include several alphabetic keys with letters arranged in a traditional (QWERTY), but non-ITU Standard E.161 telephone letter layout. A microprocessor is provided that receives operator commands from the keys and the trackball navigation tool and which affects corresponding changes to the display based on user input. The elongate body is longer than wide and the display 322, key field 650 and the trackball navigational tool 328 are located in consecutive series along the length of the elongate body.
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Citations
28 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 microprocessor configured to receive operator commands from said alphanumeric input keys, said menu keys and said trackball navigation tool and to affect corresponding changes to the display; and
said elongate body has a length greater than a width thereof and said display, said key field and said trackball navigational tool are located in series along said length of said elongate body. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. 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 microprocessor configured to receive operator commands from said alphanumeric input keys, said menu keys and said trackball navigation tool and to affect corresponding changes to the display; and
said elongate body has a length greater than a width thereof and said display, said key field and said trackball navigational tool are located in series along said length of said elongate body. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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Specification