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Class Information
Number: 345/168
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Display peripheral interface input device > Including keyboard
Description: Subject matter wherein the operator uses plural keys for selectively inputting information data to control the display device*.










Sub-classes under this class:

Class Number Class Name Patents
345/171 Having foreign language capability (e.g., japanese, chinese) 250
345/172 Having programmable function key 519
345/170 Light source associated with each key 314
345/169 Portable (i.e., handheld, calculator, remote controller) 1,884


Patents under this class:
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Patent Number Title Of Patent Date Issued
7432911 Keyboard for mobile devices Oct. 7, 2008
7429978 Portable electronic apparatus Sep. 30, 2008
7429974 Device for manipulating images, assembly comprising such a device and installation for viewing images Sep. 30, 2008
7426107 Electronic device having an adjustable display area Sep. 16, 2008
7425946 Remote camouflage keypad for alarm control panel Sep. 16, 2008
7424306 Apparatus for temporarily storing phone numbers and short messages Sep. 9, 2008
7423867 Portable electronic key Sep. 9, 2008
7423634 Pocket data input board Sep. 9, 2008
7423556 Method and device for key input in mobile terminal Sep. 9, 2008
7423555 Human-machine interface apparatus with expanded function Sep. 9, 2008
7420543 User-friendly Brahmi-derived Hindi keyboard Sep. 2, 2008
7420479 Universal keyboard controller data protocol Sep. 2, 2008
7417681 Multifunctional integrated image sensor and application to virtual interface technology Aug. 26, 2008
7417625 Method and system for providing input mechanisms on a handheld electronic device Aug. 26, 2008
7417624 Zero-force key activation keyboard with dynamic individual key illumination Aug. 26, 2008
7417566 Sequential two-key system to input keyboard characters and many alphabets on small keypads Aug. 26, 2008
7417565 Keyboard for hand-held devices Aug. 26, 2008
7414616 User-friendly Brahmi-derived Hindi keyboard Aug. 19, 2008
7414615 System and method for inputting characters using a directional pad Aug. 19, 2008
7414613 Method for intermediate unlocking of a keypad on a mobile electronic device Aug. 19, 2008
7414612 Analog input device Aug. 19, 2008
7411579 Information processing apparatus having function of changing orientation of screen image Aug. 12, 2008
7411566 System and method for a portable terminal having a dual display module structure Aug. 12, 2008
7408107 Keyboard with audio output Aug. 5, 2008
7406331 Use of multi-function switches for camera zoom functionality on a mobile phone Jul. 29, 2008
7405724 Automated banking machine and method Jul. 29, 2008
7403191 Tactile overlay for an imaging display Jul. 22, 2008
7403190 Context sensitive labels for a hardware input device Jul. 22, 2008
7403188 Handheld electronic device with text disambiquation employing advanced word frequency learning feature Jul. 22, 2008
7400905 Insertion of sound segments into a voice channel of a communication device Jul. 15, 2008
7400270 Fully configurable trading keyboard Jul. 15, 2008
7397658 Multi-function electronic device with split cover Jul. 8, 2008
7395100 Portable communication apparatus having keys moved up/down by rotation Jul. 1, 2008
7394456 Raised keys on a miniature keyboard Jul. 1, 2008
7394455 Electronic device Jul. 1, 2008
7394367 Keypad for building automation Jul. 1, 2008
7391409 Method and system for applying gearing effects to multi-channel mixed input Jun. 24, 2008
7389454 Error detection in user input device using general purpose input-output Jun. 17, 2008
7389232 Communication device and learning tool Jun. 17, 2008
7389124 Handheld electronic device with text disambiguation Jun. 17, 2008
7388576 Handheld electronic device and keypad providing enhanced usability and reduced size, and associated method Jun. 17, 2008
7388574 Pointing device Jun. 17, 2008
7388536 Remote control unit, electronic device and method for controlling electronic device Jun. 17, 2008
7388520 Apparatus and method for decoding a key press Jun. 17, 2008
7387457 One-row keyboard and approximate typing Jun. 17, 2008
RE40368 Data input device Jun. 10, 2008
7385591 Out-of-vocabulary word determination and user interface for text input via reduced keypad keys Jun. 10, 2008
7385588 Keyboard illumination system and method Jun. 10, 2008
7383342 Operating a browser to display first and second virtual keyboard areas that the user changes directly or indirectly Jun. 3, 2008
7382358 System and method for continuous stroke word-based text input Jun. 3, 2008

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