Abstract: Overloaded typing apparatuses, and related devices, systems, and methods are disclosed. In one embodiment, a typing apparatus is provided. The typing apparatus comprises a plurality of overloaded keys in a key layout. The plurality of overloaded keys comprises at least three injectively overloaded keys disposed in a first row of keys. At least one first injectively overloaded key among the at least three injectively overloaded keys is injectively overloaded with a first at least three characters assigned to a first finger in a represented non-overloaded keyboard. The plurality of overloaded keys also comprises at least one second injectively overloaded key disposed outside the first row of keys. The at least one second injectively overloaded key is injectively overloaded with a second at least three characters assigned to the first finger in the represented non-overloaded keyboard. Other embodiments and related methods are also disclosed.

Abstract: Overloaded typing apparatuses, and related devices, systems, and methods are disclosed. In one embodiment, a typing apparatus is provided. The typing apparatus comprises a plurality of overloaded keys in a key layout. The plurality of overloaded keys comprises at least three injectively overloaded keys disposed in a first row of keys. At least one first injectively overloaded key among the at least three injectively overloaded keys is injectively overloaded with a first at least three characters assigned to a first finger in a represented non-overloaded keyboard. The plurality of overloaded keys also comprises at least one second injectively overloaded key disposed outside the first row of keys. The at least one second injectively overloaded key is injectively overloaded with a second at least three characters assigned to the first finger in the represented non-overloaded keyboard. Other embodiments and related methods are also disclosed.

Abstract: Overloaded typing apparatuses, and related devices, systems, and methods are disclosed. In one embodiment, a typing apparatus is provided. The typing apparatus comprises a plurality of overloaded keys in a key layout. The plurality of overloaded keys comprises at least three injectively overloaded keys disposed in a first row of keys. At least one first injectively overloaded key among the at least three injectively overloaded keys is injectively overloaded with a first at least three characters assigned to a first finger in a represented non-overloaded keyboard. The plurality of overloaded keys also comprises at least one second injectively overloaded key disposed outside the first row of keys. The at least one second injectively overloaded key is injectively overloaded with a second at least three characters assigned to the first finger in the represented non-overloaded keyboard. Other embodiments and related methods are also disclosed.

Abstract: In one aspect, the present invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with one row of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein the correspondence enables QWERTY-based typing. In another aspect, the invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with a plurality of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein, for each of the one or more keys, the plurality of characters comprises: (a) a home row character associated with a particular finger when touch typing; and (b) a non-home-row character associated with the particular finger when touch typing.

Abstract: In one aspect, the present invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with one row of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein the correspondence enables QWERTY-based typing. In another aspect, the invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with a plurality of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein, for each of the one or more keys, the plurality of characters comprises: (a) a home row character associated with a particular finger when touch typing; and (b) a non-home-row character associated with the particular finger when touch typing.

Abstract: In one aspect, an apparatus for data entry on an electronic device, comprising: a keyboard with only one row of keys used to type letters of an alphabet; and an electronic display device in communication with the keyboard; wherein each key of the one row of keys has a correspondence with a plurality of characters, and wherein the correspondence enables touch-typing consistent with touch-typing on QWERTY or other standard keyboard configurations.

Abstract: In one aspect, the present invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with one row of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein the correspondence enables QWERTY-based typing. In another aspect, the invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with a plurality of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein, for each of the one or more keys, the plurality of characters comprises: (a) a home row character associated with a particular finger when touch typing; and (b) a non-home-row character associated with the particular finger when touch typing.

Abstract: In one aspect, an apparatus for character entry on an electronic device, comprising: a keyboard with one row of keys; and an electronic device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, wherein the plurality of characters on at least one of said keys includes at least one letter character and one non-letter character, and wherein the correspondence enables touch typing.

Abstract: Preferred embodiments of the present invention comprise methods and software for providing a navigable, context-sensitive electronic display. A preferred embodiment comprises providing a cross hairs that consists of objects forming an intersection, each object corresponding to a different geometrical dimension of the display; communicating with an input device that provides signals to control movement of the cross hairs; and in response to signals received from said input device, configuring the cross hairs to point to a region on the display; wherein at least some data displayed on the display has an associated context; and wherein movement of the cross hairs on the display is based at least in part upon that context.

Abstract: Embodiments of the present invention comprise a method for transmitting map data, a method for displaying map data, a system for processing and displaying map data, and a method for rendering line segments on a pixel display. A preferred method for transmitting map data comprises receiving, layering, and simplifying map data and transmitting some of the simplified data. A preferred method for displaying map data comprises receiving compressed map data, decompressing the received data, and rendering the decompressed data on a display device. A preferred system for processing and displaying map data comprises a map database, a map generation sub-system, a map rendering sub-system, and a display device. A preferred method for rendering line segments on a pixel display comprises, for a line segment from a first endpoint to a second endpoint, rounding off the slope of the line segment and calculating pixel locations based on that rounded off slope.

Abstract: In one aspect of a preferred embodiment, the present invention comprises a system for video compression comprising a video preprocessor; a predictor configured to receive video data from the preprocessor; and an encoder configured to communicate with the predictor. Preferably, the preprocessor comprises a colorspace converter, a frame activity detector, and a subsampler, the predictor comprises a frame differencer and a reference frame handler, and the encoder comprises an error image encoder and an image adder. In another aspect, the invention comprises a system for video decompression comprising a predictor and a decoder configured to communicate with the predictor. Preferably, the predictor comprises a reference frame handler and wherein said decoder comprises an error image decoder and a colorspace converter.

Abstract: In one aspect of a preferred embodiment, the present invention comprises a system for video compression comprising a video preprocessor; a predictor configured to receive video data from the preprocessor; and an encoder configured to communicate with the predictor. Preferably, the preprocessor comprises a colorspace converter, a frame activity detector, and a subsampler, the predictor comprises a frame differencer and a reference frame handler, and the encoder comprises an error image encoder and an image adder. In another aspect, the invention comprises a system for video decompression comprising a predictor and a decoder configured to communicate with the predictor. Preferably, the predictor comprises a reference frame handler and wherein said decoder comprises an error image decoder and a colorspace converter.

Abstract: In one aspect, the present invention comprises an apparatus for data entry on an electronic device, comprising: a keyboard with only one row of keys used to type letters of an alphabet; and an electronic display device in communication with the keyboard; wherein each key of the one row of keys has a correspondence with a plurality of characters, and wherein the correspondence enables touch-typing consistent with touch-typing on QWERTY or other standard keyboard configurations.

Abstract: In one aspect, the present invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with one row of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein the correspondence enables QWERTY-based typing. In another aspect, the invention comprises an apparatus for character entry on an electronic device, comprising: a keyboard with a plurality of keys; and an electronic display device in communication with the keyboard; wherein one or more keys on the keyboard has a correspondence with a plurality of characters, and wherein, for each of the one or more keys, the plurality of characters comprises: (a) a home row character associated with a particular finger when touch typing; and (b) a non-home-row character associated with the particular finger when touch typing.

Abstract: Preferred embodiments of the present invention comprise methods and software for providing a navigable, context-sensitive electronic display. A preferred embodiment comprises providing a cross hairs that consists of objects forming an intersection, each object corresponding to a different geometrical dimension of the display; communicating with an input device that provides signals to control movement of the cross hairs; and in response to signals received from said input device, configuring the cross hairs to point to a region on the display; wherein at least some data displayed on the display has an associated context; and wherein movement of the cross hairs on the display is based at least in part upon that context.