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| Number | Title | Issue Date |
| 8162551 | Keyboard using kinetic energy of keystroke to generate electricity A keyboard is configured for using the kinetic energy of the keystroke to generate electricity, the keyboard includes a key, a base, a resilient element connecting to the key and the base to restore the key after the key is pressed, a transmission device slidablely ... | 04/24/2012 |
| 7433177 | Keyboard with recharge function A keyboard with a recharge function for a computer system having a rechargeable wireless peripheral is described. The keyboard includes a charger and a charging dock. The charger is disposed inside the keyboard and charges the rechargeable wireless peripheral with p... | 10/07/2008 |
| 7311455 | Keyboard for minimizing non-productive hand movements A typing keyboard is provided for minimizing non-productive hand movements. The keyboard comprises a plurality of keys for entering alphanumeric text, the keys being positioned according to a conventional keyboard layout, and at least one modifier key for assigning ... | 12/25/2007 |
| 7295188 | Modified computer keyboard number pad The present invention provides for a number pad section of a keyboard having a plurality of digit keys, a plurality of arithmetic operation keys, and a Tab key operational by the ring or little finger of the operator's hand. ... | 11/13/2007 |
| 7287921 | Key array of keyboard A key array for a keyboard is provided having an input key section including a plurality of input keys. Each input key has a left key part, a central key part, and a right key part. A left control key is positioned on a left side of the input key section so as to co... | 10/30/2007 |
| 7271743 | Switch arrangement and a switch matrix structure for a keypad A switch arrangement comprises a photoconductor to be illuminated. The switch arrangement also comprises a conductor which is intended to further transmit light escaping from the photoconductor and directed to the conductor by a local contact, wherein the conductor ... | 09/18/2007 |
| 7256769 | System and method for text entry on a reduced keyboard A system and method for efficient Asian character text input into a reduced keypad machine such as a word processor, telephone, hand-held computer, or personal computer is provided. The system comprises a data entry keypad associated with a monitor, and a disambigua... | 08/14/2007 |
| 7205982 | Character input keyboard A character input keyboard (20; 20A) of a typewriter style for an electronic information processing apparatus having high frequency in ENTER operation is provided at the right and the left thumbs' home positions for finger operation in front and the center of... | 04/17/2007 |
| 7135995 | Method for automatic determination of validity or invalidity of input from a keyboard or a keypad The method for automatic determination of validity or invalidity of input from miniaturized keypads or keyboards, in which more than one key is operated at the same time, includes designating a number of keys as principal keys and assigning each key neighboring each... | 11/14/2006 |
| 7104711 | Keyboard configuration system A system for configuring keyboards using both frequency and alphabetical bases, as well as the resulting keyboards. The Keyboard Configuration System uses alphabetized and frequency-based sets of keys. The relevant alphabet is analyzed for letter use on a frequency ... | 09/12/2006 |
| 7091953 | Multi-purpose keyboard A keyboard for use as an input device for a host computer comprising a removable part that comprises a set of specific of keys each of which having a contact and held by a foundation. The removable part is associated with a specific software application to be execut... | 08/15/2006 |
| 7071845 | Control unit with variable visual indicator A system for controlling an apparatus (11, 21, 31), which system comprises a control unit (13, 23, 33) adapted to transfer control signals to the apparatus dependent on the control data. Said control unit comprises data input means (14, 24, 34, 44 | 07/04/2006 |
| 7008127 | Keyboard configuration system A system for configuring keyboards using both frequency and alphabetical bases and the resulting keyboards. The Keyboard Configuration System uses alphabetized frequency-based sets of keys in rows in order to fulfill the requirement that the keyboard must provide a ... | 03/07/2006 |
| 7007233 | Device and method for entering a character string The invention presents a device and a method for entering a character string in which a dictionary is changed dynamically in accordance with the input situation of the user, and in which character strings that are generally suitable for the input situation of the us... | 02/28/2006 |
| 7001087 | Keyboard with improved function and editing sections A keyboard having an improved function key section and an improved editing section. A row of keys is located behind the alphanumeric section. The row of keys includes individual predefined command keys. The groupings of the predefined command keys may be made based ... | 02/21/2006 |
| 6996705 | Method and system for configuring the language of the BIOS in a computer system The present invention comprises a method and system for configuring the language of a BIOS of a computer system. The method and system comprise providing a plurality of BIOS images in the computer system, each of the plurality of BIOS images being related to a parti... | 02/07/2006 |
| 6970158 | Computer keyboard providing an alert when typing in Caps Lock mode A computer keyboard providing an audible alert and a visual alert to the user when the keyboard is in the CAPS LOCK mode of operation. A computer system including a computer keyboard providing an audible alert and a visual alert to the user when the keyboard is in t... | 11/29/2005 |
| 6939066 | Hand-held, freestanding, double-sided electronic keyboard This invention is a keyboard apparatus with front and back key functionality. The body of the apparatus is held in the hands, supported by the palms. This leaves both of the thumbs and all of the fingers free to operate the key functionality, while the apparatus is ... | 09/06/2005 |
| 6935797 | Keyboard with built-in microphone An alphanumeric keyboard has a plurality of alphanumeric keys and includes at least one built-in microphone. The at least one microphone is controlled by a processor such that the at least one microphone is able to be operated in an automatic mode. When in the autom... | 08/30/2005 |
| 6910818 | Keyboard with improved function and editing sections A keyboard having an improved function key section and an improved editing section. A row of keys is located behind the alphanumeric section. The row of keys includes individual predefined command keys. The groupings of the predefined command keys may be made based ... | 06/28/2005 |
| 6883984 | Keyboard with improved numeric section A keyboard having an improved numeric section and an improved numeric key cluster in the numeric section. The keyboard preferably includes an alphanumeric or QWERTY section and an editing section laterally disposed from the numeric section. A row of function keys is... | 04/26/2005 |
| 6857800 | Method for inputting different characters by multi-directionally pressing a single key more than one time The invention is to provide a method for inputting different characters by multi-directionally pressing one single key of a portable electronic device more than one time, the key having a plurality of protuberances on an underside and a circuit board having a plural... | 02/22/2005 |
| 6758615 | Pressure sensitive functionality for keyboard keys Embodiments of the present invention are directed to a computer keyboard having a key sensing device that provides two levels of sensing by generating electrical signals depending on the force applied on the keys. The different levels of key sensing can be used to p... | 07/06/2004 |
| 6705783 | Ruggedized keyboard with cursor positioning device A rugged keyboard and cursor positioning device with an inherent restiveness from external fluids to interior keyboard fluid contamination. The key interrupters and cursor positioning device block optical beams for key and cursor positioning detection thus eliminati... | 03/16/2004 |
| 6697054 | Keyboard device capable of automatically changing function of certain key without pressing a specific key A keyboard device includes a sensor (1) for detecting whether hands of a user are present at the home position, a function switching key to select one of the two functions by pressing a key (2), a sensor validating/invalidating switch (3) to changeover th... | 02/24/2004 |
| 6686904 | Wheel reporting method for a personal computer keyboard interface A method and system that monitors movement of a wheel or slider included on a keyboard, and conveys information indicative of the movement and its direction to a host computing device to which the keyboard is coupled, using predefined scan codes or Univer... | 02/03/2004 |
| 6680678 | Circuit layout arrangement for key switch signal recognition A key switch signal recognition circuit including a plurality of key switch buttons, a plurality of key switch signal output lines, and a plurality of key switch button contact areas is disclosed. Each of the key switch contact areas includes a first wire... | 01/20/2004 |
| 6659665 | USB keyboard having blue tooth device A keyboard assembly includes an interface facility having a USB plug for coupling to computer facility and an interface switching device coupled to the USB plug. A keyboard facility includes an interface device coupled to the interface facility, an electr... | 12/09/2003 |
| 6629794 | Portable keyboard apparatus A portable keyboard apparatus includes a set of movable parallel linkages connected at joints and configured to expand and collapse. A plurality of button assemblies, including associated actuators and contacts, is coupled to the parallel linkages, prefer... | 10/07/2003 |
| 6612761 | Electronic apparatus In an electronic apparatus, a pressing of keys other than a print key is detected when the key is continuously in a pressed state for at least two periods in a key scan period. The pressing of the print key is detected when the print key is continuously i... | 09/02/2003 |
| 6515653 | Keyboard control system containing manufacture's identification code and multiple selection matrix A keyboard control system that contains a manufacturer's identification code and a multiple selection matrix. This invention utilizes all the existing LED leads on a keyboard controller. Using the period between initial setting and normal operation togeth... | 02/04/2003 |
| 6491457 | Apparatus and method for deriving electric power efficiently from a keyboard A keyboard apparatus has keys for operation by a user. The keyboard includes a first plurality of keys being coupled to electrical generator apparatus for generating electricity from their operation. A second plurality of the keys is not coupled to electr... | 12/10/2002 |
| 6439785 | Keyboard having changeable decoration A keyboard includes a keyboard body similar to a traditional keyboard. The keyboard body has an edge from which an additional portion extends. The portion has a top face on which an EL panel or a thin plate having patterns and/or figures printed thereon i... | 08/27/2002 |
| 6312175 | Integrated keyboard input device An integrated keyboard input device is disclosed, including those used for Point-Of-Sale system (POS). The standard keyboard is integrated with one or more optical scanners and any combination of other input peripheral devices, the optical scanner being m... | 11/06/2001 |
| 6236339 | Key, input unit using such key, and control system comprising such input unit and electronic apparatus acoustically connected to such input unit A key for transmitting data to an electronic apparatus includes a key top, a sound generating mechanism connected to the key top for generating a predetermined sound without any electrical power supply when the key top is depressed, and an outer sleeve re... | 05/22/2001 |
| 6215418 | Programmable membrane switch input/output system A programmable membrane switch input/output system is described. The system includes a membrane switch having a matrix layout embedded in a plastic film with a plurality of switches located at specific locations on the film. Output lines from the matrix l... | 04/10/2001 |
| 6179496 | Computer keyboard with turnable knob An improved keyboard structure comprises a base, a pan body, and a top cover. A user is supposed to turn a turnable functional pushbutton to a specified function item, then click the pan body for the computer to execute the related program.... | 01/30/2001 |
| 6056458 | Computer keyboard with Z-axis input means A computer keyboard with Z-axis input means is characterized in that at least one scrolling means compatible with that of a mouse, a cursor moving means and at least one mouse button are integrated on a keyboard with or without multimedia hotkeys. The nov... | 05/02/2000 |
| 5969645 | Key input method and circuit A microcomputer has an output port and an input port. A plurality of switches are provided between and matrix-connected to respective bits of the output port and respective bits of the input port. The microcomputer renders all of the bits of the output po... | 10/19/1999 |
| 5856785 | Computer system having capslock ON audible warning signal An apparatus and method for generating an audible indication during the time that a computer system has been toggled into a mode wherein all the letters of the alphabet a displayed in the upper case or the so-called capslock "ON" mode.... | 01/05/1999 |
