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6144369 |
Signal processing system
When the ball of a mouse is rotated, an up/down counter outputs a count N according to the direction of rotation and the amount of rotation. A controller compresses the count N to seven-bit data...
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6137282 |
Time-domain reflectometry user input device
A user input device is disclosed adapting the electronic components of a time-domain reflectometry material level sensor to replace traditional user input devices such as push-buttons, control...
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6133833 |
Wireless add-on keyboard system and method
A wireless keyboard or keypad (22) is powered remotely by a radio frequency exciter/receiver (20) and used in a radio frequency identification system (10). The wireless keyboard and the...
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6130424 |
Fiber optic control with positive mechanical drive from joy stick
Disclosed is a fiber optic control device having a joy stick, a housing which mounts the joy stick for universal pivotal movement on the housing from an upright axis thereof, a pair of mirrors...
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6130628 |
Device for inputting alphanumeric and special symbols
In a keyboard with a restricted number of input keys, shifting between upper-case and lower-case character letters is effected with a key which is otherwise available for character or symbol entry....
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6127941 |
Remote control device with a graphical user interface
A two-way remote control unit with a graphical user interface controls various audio/video devices interconnected in a multimedia system. The remote control unit includes a transceiver for...
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6127949 |
Ergonomic computer keyboard
An ergonomic, efficient unitary pyramidal-shaped data entry device includes left and right hand members separated from each other by a thumb control surface. Each hand member is formed with four...
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6123474 |
Contiguous keypad with sets of keys on different planes
A selective call receiver assembly (10) comprises a front housing (14) having a plurality of apertures (15 & 16) and a multiplanar functional keypad (20), wherein the keypad has a first set of keys...
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6118436 |
Portable terminal apparatus having handwritten data input means
A portable terminal apparatus including a main body with display unit capable of displaying a character or other patterns on an upper surface side thereof and a key display on a lower surface side...
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6118432 |
Backtype
The disclosure relates to a multifunctional (control, typing and editing) device for interactive computing, such as Web and Web TV computing. It consists of a frame, two removable letter keypads,...
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6114978 |
Method and apparatus for assignment of shortcut key combinations in a computer software application
A method is described for the selection and assignment of keyboard access mnemonics and accelerator key combinations as part of the application software development process. After determining...
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6114977 |
Keyboard calculator system
A keyboard for use with a computer. The keyboard has an alphanumeric keypad with alphanumeric keys, a calculator keypad with calculator keys including numeric and arithmetic keys which also...
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6115616 |
Hand held telephone set with separable keyboard
A detachable keyboard for a telephone set is provided in the form of a keyboard card clipped to the headset, which is completely detached from the body when unclipped. Wireless communication...
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6111527 |
Expandable keyboard
A keyboard assembly for handheld and subnotebook computers that offers the functionality and comfort of a full-size keyboard and increases the effective screen display area without affecting the...
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6104318 |
Method for entering a special mode of an electric device
A method for entering a special mode of an electric device in which the special mode such as a test mode exists. According to the method, at least two coded keys are continuously inputted. From an...
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6102594 |
Keyboard for touch typing using only one hand
Keyboard for one-handed touch typing derived from a normal Sholes keyboard, where each character-key is assigned two characters (for instance T/Y), thereby reducing the number of keys to...
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6104317 |
Data entry device and method
A data entry device with a digitizer (20) having key input regions (21) for receiving stroke inputs. Key input region have multiple characters indicated on them. The digitizer has an output...
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6096989 |
Volume variable type switch structure
A switch formed with a repulsive spring between a key top and a lower contact wherein the switch is provided with a repulsive spring for separating the key top and the lower contact. The switch is...
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6092903 |
Lighted key board
A lighted keyboard comprising numerous small grain of wheat type lamps embedded in translucent mounting blocks fixedly positioned between keypads wherein the keypads are constructed of translucent...
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6094156 |
Handheld remote control system with keyboard
A remote controller is adapted for use with an entertainment system of a type including a monitor or TV as well as providing functions such as Internet access or other functions requiring a...
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6094197 |
Graphical keyboard
A system and method for a graphical keyboard that benefits from the expressive power and intuitive ease of use associated with pen strokes and gestures, yet does not require complex...
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6088220 |
Pocket computer with full-size keyboard
Prior miniaturzed palm-top computers have reduced-size keyboards which are not useful for standard typing. The present invention provides a folding pocket-sized computer, comprising up to a 12"...
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6087966 |
Keyboard device having height changeable key tops
A keyboard device, in which the rotation of a cover to a closed position is transferred to racks via pawls attached to the shaft of the cover. The force applied by the pawls forces the racks to...
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6084576 |
User friendly keyboard
A ergonomic keyboard that is suitable for all devices interfacing with a keyboard; and that is able to transmit on an unlimited amount of information including the more than 50 alphabets of the...
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6072472 |
Keyboard with power saving function and data storage capabilities
A keyboard for reducing the power consumption of the controller when scanning the keys in the key matrix and/or transmitting the key codes of operated keys. The operation mode of the keyboard is...
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6069614 |
Man machine interface via display peripheral
An improved man machine interface for computer, television, electronic games and appliances, allowing rapid, easy and natural control and selections from a large array of choices. The remote...
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6067033 |
Keyboard for an electronic device
The present invention provides a keyboard arrangement having a Subkey that functions as an Enter key. The Subkey is provided between right and left groups of main keys to permit quicker and more...
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6064668 |
Device control apparatus having input device selection switch with rubberized key
A method and apparatus for controlling a remotely located audio-visual projector. In preferred embodiments, the invention enables connection of any selected one of a number of input devices (such...
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6057788 |
Remote control keypad unit
A remote control device for operating an electronic device having an means. The remote control device is configured to be grasped for operation by both hands of a user and is comprised of a body...
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6054940 |
Keypad scanning security system
A secure keypad device incorporating measures to prohibit electronic eavesdropping. Random interrogation of the rows and/or columns of a keypad matrix is employed to determine which key has been...
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6054941 |
Apparatus and method for inputting ideographic characters
An apparatus (100) and method for inputting ideographic characters. The apparatus (100) has an input pad with a predetermined number of input keys (102, . . . 111). Theoretically, at least a stroke...
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6052070 |
Method for forming a character string, an electronic communication device and a charging unit for charging the electronic communication device
A method for forming a character string, an electronic communication device (31) and a charging unit (29) for charging the electronic communication device, wherein the communication device (31)...
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6049790 |
Protected keypad apparatus
The invention relates to protected keypad apparatus, in particular for machines actuated by insertion of an electronic smart card. The keypad proper (10) comprises n sensitive zones (Zi), each...
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6049697 |
Translator for messages transmitted to and received by a numeric pager
A computer-based hand-held translator device for use in relation to preparing a numeric message for sending from a telephone having a telephone keypad to a numeric pager and also in relation to...
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6043760 |
Language-dependent letter input by means of number keys
In an apparatus with a limited keypad (100, 300) several characters can be associated with each key. Characters associated with a key are determined on the basis of the language selected (200) as...
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6044422 |
Modem for connection to a telephone line through a either portable computer connector or a docking station via an isolation circuit
A laptop computer contains a built-in modem and has a phone jack for connection to a telephone line while the computer is being operated in a stand-alone mode. A docking station into which the...
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6040788 |
Cache based scan matrix keyboard controller
The present invention comprises a cache based scan matrix keyboard controller system. The cache based scan matrix keyboard controller system includes a plurality of keys on a keyboard adapted to...
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6040822 |
Illuminated keyboard system
An electronic luminescence keyboard system in a device which includes one or more keypads and an illuminated panel which displays information responsive to the pressing of at least one keypads is...
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6040977 |
Palm rest for a keyboard or a portable computer having a numeric keypad
A portable computer includes a base with a keyboard on an upper surface and having a front portion and a rear portion. A display housing is connected to the base. There is a palm rest disposed and...
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6039478 |
Ergonomical keyboard assembly
An ergonomical keyboard assembly includes an upper cover, a lower base plate connected to the cover, and a unitary keyboard. The upper cover includes a hollow frame that confines an opening. The...
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6031471 |
Full alphanumeric character set entry from a very limited number of key buttons
A graphical machine-user interface includes a processor connected to a display screen to generate a screen display of individual items in groups together with the selector indication. The processor...
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6031470 |
Method and device for transmitting key operation information and transmission-reception system
An IR keyboard 1 generates key code information corresponding to key operated to add break flag information indicating distinction between in-operation and operation release to the key code...
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6028538 |
Method, keyboard and system for transmitting key characters
A method for transmitting key characters representative of keys on a keyboard is provided. A probability of use for one or more of the key characters may be determined by counting the number of...
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6020833 |
Method and interface circuit for scanning keys and external resistors in keypad
A method and an interface circuit for scanning keys and external resistors of a keypad are disclosed. The interface circuit includes: (a) an I/O device including m output ports and n input ports...
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6018335 |
Programmable keyboard and method therefor
An apparatus adapted to be coupled between a keyboard and a computer to enable a user to define desired keys as coded keys which are associated with MACROS defined by the user. The apparatus...
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6018334 |
Computer pointing device
A computer pointing device including a supporting member which supports or forms a part of a conventionally-known QWERTY keyboard. The supporting member is movable relative to a supporting surface...
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6011578 |
System for collecting audience response data
A system and apparatus for collecting response data. A response unit is provided having a dial, keypad, and a biconditional response mechanism. The response unit operates in two modes, a dial mode...
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6011495 |
Multimedia keyboard structure
A multimedia keyboard structure which includes a standard keyboard having a control key pad having a set of keys for cursor, number, screen scroll and multimedia function controls. The control key...
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6005497 |
Power control latch
A power control latch which is connected to an electronic device having first and second parts which are movable relative to each other between a first position and a second position. The power...
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6005488 |
User control interface architecture for automotive electronic systems
The software and hardware resources of an electronic system are organized in an architecture which creates a single data table in program memory for the assignment of user controls to system...
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