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US RE40,893 E1Granted
Palm sized Handheld device with ergonomic keypad
OwnerG. Eric Engstrominventor
Life of this patent
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Abstract
A palm-sized handheld device includes a body casing having a top end and a bottom end. In accordance with one embodiment of the invention, the device also includes a display screen proximately disposed near the bottom end of the device, and a plurality of input keys proximately disposed near said top end of the device above the input display screen. As a result of such a configuration, accessibility to the input keys by users+ thumbs is improved while glare from a bright light source on the display screen may be decreased.
Claims20
A personal digital assistant comprising:
- a body casing having a top end and a bottom end;
- a display screen having a top edge, a bottom edge, a left side, a right side, and proximately disposed near said bottom end of the body casing;
- a first plurality of input keys of a QWERTY keypad proximately disposed above said top edge of said input display screen, near said top end of the body casing and said left side of said input display screen, in an ergonomically rotated manner ergonomic configuration, forming an angle that measures approximately 45 degrees with respect to said top edge of said display screen;
- and
- a second plurality of input keys of the QWERTY keypad proximately disposed above said top edge of said input display screen, near said top end of the body casing and said right side of said input display screen, in an ergonomically rotated manner ergonomic configuration, forming an angle that measures approximately 45 degrees with respect to said top edge of said display screen.
2 more elements
A personal digital assistant comprising:
- a body casing having a top end and a bottom end;
- a display screen having a top edge, a bottom edge, a left side, a right side, and proximately disposed near said bottom end of said body casing;
- a first plurality of input keys of a QWERTY keypad proximately disposed above said top edge of said display screen, near said top end of said body casing and said left side of said input display screen, in a first ergonomic concentric arrangement;
- and
- a second plurality of input keys of said QWERTY keypad proximately disposed above said top edge of said display screen, near said top end of said body casing and said right side of said input display screen, in a second ergonomic concentric arrangement.
2 more elements
A personal digital assistant comprising:
- a body casing having a top end and a bottom end;
- a display screen proximately disposed near said bottom end;
- a plurality of input keys of a QWERTY paypad keypad proximately disposed near said top end above said input display screen, wherein said body casing further comprises a left side to the left of said display screen between said top end and said bottom end, and a right side opposite said left side and to the right of said display screen between said top end and said bottom end, and said plurality of input keys comprises a first set of keys and a second set of keys, wherein said first set of keys are further situated near said left side of said body casing to facilitate ergonomic access by a left thumb and said second set of keys are situated near said right side of said body casing to facilitate ergonomic access by a right thumb.
A personal digital assistant comprising:
- an upper body portion having an outer top end, an inner bottom end and a plurality of input keys disposed between said outer top end and said inner bottom end;
- and
- a lower body portion having an inner top end, an outer bottom end, and a display screen disposed between said inner top end and said outer bottom end, wherein said lower body portion is attached at said inner top end to said upper body portion at said inner bottom end.
A wireless pager comprising:
- a body casing having a top end and a bottom end;
- at least one input key proximately disposed near said top end;
- and a display screen proximately disposed near said bottom end below said at least one input key, wherein said body casing further comprises a left side to the left of said display screen between said top end and said bottom end, and a right side opposite said left side and to the right of said display screen between said top end and said bottom end, and said at least one input key further comprises a first set of keys and a second set of keys, wherein said first set of keys are further situated near said left side of said body casing to facilitate ergonomic access by a left thumb and said second set of keys are situated near said right side of said body casing to facilitate ergonomic access by a right thumb.
A portable electronic device comprising:
- a palm-sized body casing having a top end, a bottom end, a left side, and a right side;
- a first plurality of input keys of a keypad proximately disposed on said body casing near said left side of said body casing, in a static ergonomic configuration, forming one or more rows, with each row having an angle that measures approximately 45 degrees or less with respect to said top or bottom end of said body casing;
- and
- a second plurality of input keys of said keypad proximately disposed on said body casing near said right side of said body casing, in a static ergonomic configuration, forming one or more rows, with each row having an angle that measures approximately 45 degrees or less with respect to said top or bottom end of said body casing.
1 more element
A portable electronic device comprising:
- a body casing having a top end, a bottom end, a left side, and a right side;
- a first plurality of input keys of a keypad proximately disposed near said left side of said body casing, in a first ergonomic concentric arrangement;
- and
- a second plurality of input keys of said keypad proximately disposed near said right side of said body casing, in a second ergonomic concentric arrangement different from said first ergonomic concentric arrangement.
1 more element
Dependencies are inferred from the claim text.