Patent application number | Description | Published |
20080224899 | RAMPED-KEY KEYBOARD FOR A HANDHELD MOBILE COMMUNICATION DEVICE - Wireless handheld mobile communication device and keyboard therefore having a keyfield including a plurality of depressible keys arranged in rows that are distributed about a vertical centerline (Vc) of the keyboard. Each of the depressible keys has a top engagement surface of which an upper inboard portion is raised relative a lower outboard portion thereof. The top engagement surface of each of the depressible keys is ramped from the lower outboard portion toward the upper inboard portion. Each top engagement surface is generally crest shaped, with the apex of the crest running generally diagonally across the respective key with the rest of the top engagement surface falling away from the crest toward the upper outboard portion and the lower inboard portion of the key. The top engagement surface of each of the depressible keys terminates at an upper edge thereof in an elevated ridge down from which the balance of the respective top engagement surface slopes. | 09-18-2008 |
20090115731 | RAISED RAIL ENHANCED REDUCED KEYBOARD UPON A HANDHELD ELECTRONIC DEVICE - A handheld wireless communication device is disclosed that has a housing, display, and keyboard. The keyboard consists of a plurality of keys having a right-hand keyfield located on a right-hand side of at least one elongate raised rail and a left-hand keyfield located on a left-hand side of at least one elongate raised rail. The keys of the keyfield have letters and numbers associated therewith. Each of the keyfields has an engagement surface configured for digital engagement by a user. Each of the at least one elongate raised rail has an upper fixed surface positioned above at least a portion of each keyfield located adjacent thereto so that each of the at least one elongate raised rails constitutes a tactile divider between adjacently located keyfields. | 05-07-2009 |
20090128370 | ANGULAR KEYBOARD FOR A HANDHELD MOBILE COMMUNICATION DEVICE - Wireless handheld mobile communication device including a housing with a display above a keyboard exposed for user actuation. A length of the device is greater than the width. Each key of a right-hand keyfield has a longitudinal axis oriented at a left-to-right inclined angle while each key of a left-hand keyfield has a longitudinal axis oriented at a right-to-left inclined angle from the vertical centerline. A left boundary of the keyboard is located adjacent the left lateral side edge of the device and the right boundary of the keyboard is located adjacent the right lateral side edge of the device so that the keyboard spans a substantial entirety of the width of the device. When the device is cradled in a right hand of the user, the longitudinal axis of each key of said plurality of keys located on the right is oriented to be parallel with a widthwise axis of the user's right thumb. When said device is cradled in a left hand of the user, the longitudinal axis of the keys located on the left-hand side of said vertical centerline is oriented to be substantially with a length wise axis of the user's left thumb. At least one key in the right-hand keyfield and one key in the left-hand keyfield is isosceles trapezoidal shaped. | 05-21-2009 |
20090186670 | HANDHELD ELECTRONIC DEVICE WITH EXTENDED DUAL-HINGED INTERCONNECTOR - A clam-shell style handheld electronic device having a dual-hinged interconnector between a display housing and a keyboard housing. The dual-hinged interconnector can be configured to act as a handle when the device is being held during text entry and to act as a stand when the open device is placed on a substantially flat surface. | 07-23-2009 |
20090195509 | NARROW ANGULAR KEYBOARD FOR A HANDHELD MOBILE COMMUNICATION DEVICE - Handheld wireless communication device is presented and includes a housing with a display above a keyboard exposed for user actuation. The length of the device is greater than the width, and the width is less than five centimeters. The keyboard has a right-hand key field and a left hand key field. Each key of the right-hand key field has a longitudinal axis oriented at a left-to-right inclined angle from the vertical centerline, and each key of a left-hand key field has a longitudinal axis oriented at a right-to-left inclined angle from the vertical centerline. The respective inclined angles are between about ten degrees and about fifteen degrees. A left boundary and a right boundary of the keyboard is located adjacent the left and right lateral side edges (respectively) of the device so that the keyboard spans a substantial entirety of the width of the device. | 08-06-2009 |
20100141484 | OPTIMIZED KEYBOARD FOR HANDHELD THUMB-TYPING AND TOUCH-TYPING - A keyboard optimized for handheld thumb-typing and conventional desktop touch-typing includes a reduced key keyboard having a plurality of keys each having at least an alphabetic character, a numeral, or a command indicia. The keyboard has a width greater than about 100 millimeters and less than about 160 millimeters, and each key has a width that is approximately 10 millimeters to 16 millimeters. The alphabetic keys are arranged such that when a user cradles the device in his/her hands he/she can actuate a first subset of the keys on the left of a vertical center line with his/her left thumb and can actuate a second subset of the keys on the right side of the vertical centerline with his/her right thumb. The keys are also positioned such that when the user places the device on a desktop surface, the user can type on the keyboard by conventional finger touch-typing. | 06-10-2010 |
20120190409 | Ramped-Key Keyboard for a Handheld Mobile Communication Device - Wireless handheld mobile communication device and keyboard therefore having a keyfield including a plurality of depressible keys arranged in rows that are distributed about a vertical centerline (Vc) of the keyboard. Each depressible key has a top engagement surface with an upper inboard portion that is raised relative a lower outboard portion thereof. The top engagement surface of each depressible key is ramped from the lower outboard portion toward the upper inboard portion. Each top engagement surface is generally crest shaped, with the apex of the crest running generally diagonally across the respective key with a remaining surface falling away from the crest toward the upper outboard portion and the lower inboard portion of the key. The top engagement surface of each of the depressible keys terminates at an upper edge thereof in an elevated ridge down from which the balance of the respective top engagement surface slopes. | 07-26-2012 |
20130230345 | Ramped-Key Keyboard for a Handheld Mobile Communication Device - Wireless handheld mobile communication device and keyboard therefore having a keyfield including a plurality of depressible keys arranged in rows that are distributed about a vertical centerline (Vc) of the keyboard. Each depressible keys has a top engagement surface with an upper inboard portion that is raised relative a lower outboard portion thereof. The top engagement surface of each depressible keys is ramped from the lower outboard portion toward the upper inboard portion. Each top engagement surface is generally crest shaped, with the apex of the crest running generally diagonally across the respective key with a remaining surface falling away from the crest toward the upper outboard portion and the lower inboard portion of the key. The top engagement surface of each of the depressible keys terminates at an upper edge thereof in an elevated ridge down from which the balance of the respective top engagement surface slopes. | 09-05-2013 |
Patent application number | Description | Published |
20090128369 | KEYBOARD FOR A MOBILE DEVICE - A keyboard apparatus includes a group of keys with corresponding actuation indicia for a plurality of numerals in a telephone keypad and a plurality of letters in an overlapping text-entry keyboard. Each key in the group is configured for multi-directional movement pivotally into multiple actuated positions that comprise at least one telephone numeral position and multiple text-entry letter positions that are each different from the telephone numeral position. | 05-21-2009 |
20090134002 | Printed Circuit Board for a Mobile Device - A printed circuit board is provided for use in a keyboard assembly of a mobile device having a plurality of keys in a key layout. The printed circuit board has a plurality of contacts, such as dome switches, arranged in a contact layout. The contact layout is such that it can be used with a plurality of different key layouts, each actuating different combinations of contacts. Some keys in a particular key layout are overlying at least two of the plurality of contacts, and such keys actuate only one of the underlying contacts. As such, a common printed circuit board can be used for a plurality of complementary mobile device designs having different key layouts, thereby allowing a manufacturer to realize cost efficiencies. | 05-28-2009 |
20110147189 | Printed Circuit Board for a Mobile Device - A printed circuit board is provided for use in a keyboard assembly of a mobile device having a plurality of keys in a key layout. The printed circuit board has a plurality of contacts, such as dome switches, arranged in a contact layout. The contact layout is such that it can be used with a plurality of different key layouts, each actuating different combinations of contacts. Some keys in a particular key layout are overlying at least two of the plurality of contacts, and such keys actuate only one of the underlying contacts. As such, a common printed circuit board can be used for a plurality of complementary mobile device designs having different key layouts, thereby allowing a manufacturer to realize cost efficiencies. | 06-23-2011 |
20110205700 | KEYPADS FOR MOBILE DEVICES AND METHOD OF MANUFACTURING THE SAME - A keypad is described herein in which the keypad can have a keypad sheet and a keymat layer molded onto the back side of the keypad sheet. The keypad sheet can include a plurality of keys formed on a front side of the keypad sheet and a plurality of actuators formed on a back side of the keypad sheet and protruding from the back side of the keypad sheet. Slits are cut around at least some of the keys to provide the keys with flexibility. The slits do not pierce the keymat layer. | 08-25-2011 |
20130142558 | EXPANDABLE KEYBOARD - A keyboard includes a housing, a frame surrounding the housing, and a plurality of keys arranged in a plurality of columns and a plurality of rows. The keyboard is movable between a closed configuration and an expanded configuration, and the keys are accessible in both the closed and expanded configurations. | 06-06-2013 |
20140300498 | Method and Apparatus Pertaining to a Touch Typing-Friendly Grid-Patterned Keyboard - A keyboard can be comprised of a plurality of alphabetic keys that are disposed in an evenly-spaced grid pattern with respect to one another. In any event, these keys have keycaps configured to comport with touch typing as with a keyboard having a plurality of alphabetic keys that are disposed in an offset pattern (such as the classic QWERTY offset-pattern typewriter-styled keyboard). By one approach, these keycaps can have keycaps having bilaterally-nonsymmetrical tactile features that at least substantially match standard touch-typing finger positions. By one approach these tactile features can comprise an indentation. If desired, these keycaps can share a same form factor. In such a case, some of the keycaps for the alphabetic keys can be disposed on the keyboard at a 180 degree rotation as compared to others of the alphabetic character keycaps. | 10-09-2014 |