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 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 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 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
a plurality of keys of said key field are arranged in rows and columns and at least one of said rows and columns is substantially radially oriented relative to said trackball navigation tool.
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Accused Products
Abstract
A handheld wireless communication device cradleable in one hand by an operator during text entry. A display, key field and trackball are all 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 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 keys of the key field are arranged in rows and columns and at least one of the rows and columns is arranged with a long axis thereof radially oriented relative to the trackball navigation tool.
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Citations
20 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 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 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 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
a plurality of keys of said key field are arranged in rows and columns and at least one of said rows and columns is substantially radially oriented relative to said trackball navigation tool. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A handheld wireless communication device configured to send and receive text messages, said device comprising:
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a hand cradleable 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 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 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
a plurality of keys of said key field are arranged in rows and columns and at least one of said rows and columns is substantially radially oriented relative to said trackball navigation tool. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification