# US 9,883,024 B2 · Mobile phone > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,883,024 B2 - Document ID: US9883024B2 - Status: Granted - Kind: B2 - Application number: 14/611,292 - Filed: 2015-02-02 - Published: 2015-05-28 - Granted: 2018-01-30 - Earliest claimed: 2007-12-03 - Assignees: Semiconductor Energy Laboratory Co., Ltd. - Applicants: Semiconductor Energy Laboratory Co., Ltd. - Inventors: Shunpei Yamazaki - Web page: https://patentgrep.com/patent/US9883024B2 ## CPC - H04M 1/72466: with selection means, e.g. keys, having functions defined by the mode or the status of the device - G06F 1/1626: {with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]} - G06F 1/1656: {Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories (mounting of accessories to a computer display G06F1/1607; display hoods G06F1/1603; cooling arrangements for portable computers G06F1/203)} - G06F 1/1684: {Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675} - G06F 1/1694: {the I/O peripheral being a single or a set of motion sensors for pointer control or gesture input obtained by sensing movements of the portable computer} - G06F 3/041: Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means - G06F 3/0421: {by interrupting or reflecting a light beam, e.g. optical touch-screen} - G06F 3/0488: using a touch-screen or digitiser, e.g. input of commands through traced gestures - G06F 3/04886: by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus - G06F 2200/1614: Image rotation following screen orientation, e.g. switching from landscape to portrait mode - G06F 2200/1637: Sensing arrangement for detection of housing movement or orientation, e.g. for controlling scrolling or cursor movement on the display of an handheld computer - H04M 2250/12: including a sensor for measuring a physical value, e.g. temperature or motion - H04M 2250/22: including a touch pad, a touch sensor or a touch detector - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract To provide a mobile phone which can be used without hampering convenience in a condition where functions of the mobile phone are switched and can improve operability. The mobile phone includes an optical sensor, a display element, a pixel circuit portion where a plurality of pixels having a plurality of transistors are arranged in matrix, an optical sensor control circuit which is connected to an optical sensor driver circuit for driving the optical sensor and reads a signal from the optical sensor, a display portion control circuit which is connected to a display element driver circuit for driving the display element and outputs an image signal for displaying an image on a display portion, a gradient detection portion for outputting a signal in accordance with a gradient of the mobile phone, and an arithmetic circuit for performing display in the pixel circuit portion by switching image signals output to the display portion control circuit with a signal from the gradient detection portion. ## Claims ### Claim 1 A mobile information-communication device comprising: a display portion configured to display a first input key display region on a left side of the display portion and a second input key display region on a right side of the display portion, wherein the first input key display region is configured to be operated by a left hand of a user, and the he second input key display region is configured to be operated by a right hand of the user, and wherein a character display region is between the first input key display region and the second input key display region for displaying a character which was input by the left hand or the right of the user on keys of the first input key display region or the second input key display region. ### Claim 2 (depends on 1) The mobile information-communication device according to claim 1, further comprising a segment display region adjacent to the character display region. ### Claim 3 (depends on 1) The mobile information-communication device according to claim 1, wherein the display portion includes one of a liquid crystal element, an EL element and an electrophoretic element. ### Claim 4 (depends on 1) The mobile information-communication device according to claim 1, wherein the mobile information-communication device is a mobile phone. ### Claim 5 A mobile information-communication device comprising: a display portion configured to display a first input key display region on a left side of the display portion and a second input key display region on a right side of the display portion, wherein the first input key display region is configured to be operated by a left hand of a user, and the second input key display region is configured to be operated by a right hand of the user, wherein a character display region is between the first input key display region and the second input key display region for displaying a character which was input by the left hand or the right hand of the user on keys of the first input key display region or the second input key display region, and wherein the first input key display region is between the character display region and a microphone, and the second input key display region is between the character display region and a speaker. ### Claim 6 (depends on 5) The mobile information-communication device according to claim 5, further comprising a segment display region adjacent to the character display region. ### Claim 7 (depends on 5) The mobile information-communication device according to claim 5, wherein the display portion one of a liquid crystal element, and EL element and electrophoretic element. ### Claim 8 (depends on 5) The mobile information-communication device according to claim 5, wherein the mobile information-communication device is a mobile phone.