Kyocera Corporation

Murata Manufacturing Co., Ltd.

Ricoh Company, Ltd.

Toshihiko Baba

Daisuke Mori

Kazuo Onishi

Masaya Kawakita

Taku Hayashi

Kazuya Chitou

Yuri Nakayama

Ryuhei Matsumoto

Shuuji Ishikawa

Syuji Okabe

A communication equipment including a communication interface corresponding a cellular communication and a display, executes processing of acquiring network related information via the communication interface from a detected cellular communication network detected by the communication interface between a public cellular communication network and a local cellular communication network, processing of specifying, based on the network related information, a provided service type which is a type of service provided by the detected cellular communication network to the communication equipment, and processing of causing the specified provided service type to be displayed on the display.

Communication equipment, control method, and program

An electrochemical device including a negative electrode made of a magnesium-based material includes an electrolyte solution consisting of a solvent composed of linear ether, and magnesium salt dissolved in the solvent, in which the magnesium salt is dissolved in 3 moles or more per liter of the solvent.

Electrolyte solution and electrochemical device

A controller and a control method for controlling an electronic equipment including a communication unit and a communication interface acquires from a cellular communication network theoretically divided into a plurality of slices in accordance with different service types, via a communication interface, an identifier allocated to at least one of the plurality of slices, specifies, based on the identifier, at least one provided service type which is a type of service provided by the cellular communication network, and transmits to a server via the communication interface, a report message including a network identifier indicating the cellular communication network and the at least one provided service type.

A radio communication equipment installed on a vehicle, comprises a radio communicator configured to perform radio communication with a base station capable of communicating with a network, an information card configured to store network information of a network operator providing a service, and a controller configured to establish connection with the network via the radio communicator and treat the information card as invalid when the connection with the network fails, in which the controller is configured to notify of an electric field strength of a radio signal transmitted from the base station when treating the information card as invalid.

Radio communication equipment and control method thereof

A radio communication device is mounted on a vehicle including a power source, and the radio communication device includes: a radio communication unit that performs radio communication with one or more base stations; and a control unit that causes the radio communication unit to scan to find the base station capable of performing radio communication, wherein the control unit changes a waiting time until a next scan according to an ON state or an OFF state of the power source in a case where the base station capable of performing radio communication is not found through the scan.

Radio communication device, radio communication device control method, and radio communication system for scanning to find a base station for radio communication

A magnetic sensor includes first magnetoresistive elements and second magnetoresistive elements. The rates of change of resistance of the first magnetoresistive elements are higher than the rates of change of resistance of the second magnetoresistive elements. The second magnetoresistive elements each include a plurality of unit patterns that are arranged along an imaginary circle or an imaginary polygon in plan view and the unit patterns each include a plurality of bent portions and a folded back shape. The plurality of unit patterns are connected to each other in a direction that encloses a region around the center of the imaginary circle or imaginary polygon.

Magnetic sensor

A magnetic sensor includes a rectangular or substantially rectangular substrate and at least one first magnetoresistive element on the substrate. The first magnetoresistive element has a pattern that, in plan view, has a rectangular or substantially rectangular outer shape and includes first slits that extend in a radiating manner from a center of the pattern and approach an outer edge of the pattern and second slits between adjacent first slits and extend from the outer edge of the pattern toward the center of the pattern. The pattern is connected to circle around the center of the pattern while alternately changing direction between a first direction toward the outer edge of the pattern and a second direction toward the center of the pattern.

A magnetic sensor includes first magnetoresistive elements and second magnetoresistive elements, which define pairs. Rates of change of resistance of the first magnetoresistive elements are higher than rates of change of resistance of the second magnetoresistive elements. The first magnetoresistive elements each include a plurality of first connected patterns along a circumference of an imaginary circle in plan view and arrayed in a circumferential direction or a diameter direction of the imaginary circle. The second magnetoresistive elements are located inside the imaginary circles and are surrounded by the first magnetoresistive elements in plan view.

Each of a plurality of first magnetoresistive elements includes a double spiral pattern in plan view. The double spiral pattern includes a first spiral pattern, a second spiral pattern, and an S-shaped or inverted S-shaped pattern that joins the first spiral pattern and the second spiral pattern at a center portion of the double spiral pattern. Orientations of the double spiral patterns of the plurality of first magnetoresistive elements are different from each other in a circumferential direction, and orientations of the S-shaped or inverted S-shaped patterns differ from each other in the circumferential direction.

Provided is a communication device that determines whether Long Term Evolution (LTE) is to be included in scanning on a per area basis, enabling LTE to be effectively used, while minimizing unnecessary processing. The communication device is provided with a first communication control unit () and a second communication control unit (). The second communication unit () enables a setting so as to include a prescribed communication system in scanning, or disables the setting so as to exclude the prescribed system from scanning. The first communication unit () controls the second communication unit in such a manner that the setting is disabled so as to exclude the prescribed communication system from scanning if an overseas public network is being used by the second communication unit () to wait for communication.

Communication device

A smartphone includes: a first communication processing unit that performs wireless communication by a WiMAX network; a second communication processing unit that performs communication with an external device; a touch-screen display; and a controller. In a state of searching for WiMAX, in a case in which a power supply of the touch-screen display is turned off and communication with the external device by the second communication processing unit is disconnected, the controller causes the first communication processing unit to stop searching for WiMAX.

Wireless terminal device and communication control method

A portable electronic device and a method of controlling are disclosed, each of which is capable of efficiently selecting a communication processing unit. The portable electronic device includes: a first communication processing unit conforming to a first communication scheme; a second communication processing unit conforming to a second communication scheme; a third communication processing unit conforming to a third communication scheme; and a control unit. When data communication is performed, the control unit controls each processing unit so as to preferentially use the first communication processing unit, the second communication processing unit, and the third communication processing unit in this order. In a case in which a network is disconnected while data communication is being performed by the second communication processing unit, the control unit executes control so as to continue the data communication by the third communication processing unit.

Portable electronic device and control method

It is possible to provide a radio communication terminal and a communication control method which can reduce the time of a out-of-cell state and perform reselection while continuing a wait operation. A mobile telephone () includes: a main communication unit () which transmits and receives a signal to/from one of communication systems via a main antenna (); a sub communication unit () which receives a signal from one of the communication systems via a sub antenna (); and a CPU () which switches the communication system to be used by the main communication unit () and the sub communication unit (). When performing a predetermined process for selecting and capturing a priority system while the main communication unit () is waiting for a non-priority system, the sub communication unit () waits for the non-priority system and the main communication unit () captures the priority system.

Communication terminal and communication control method

A wireless communication device which can receive broadcast multi-casted data without sending a radio wave, and data reception method of the same. A mobile phone () is provided with a storage unit () which stores the time that BCMCS transmission takes place; a communication unit () which is compliant with CDMA2000_1x and EVDO which allows for acquisition of the channel of the BCMCS transmission; and a control unit () which performs control so that the communication unit () begins to receive BCMCS transmitted content data, using EVDO, at the time stored in the storage unit (). When in a state where an instruction has been made to shift to a radio wave non-sending state in which radio waves are not sent, the control unit () does not use CDMA2000_1x when the content data is being received at the time stored in the storage unit ().

Radio communication device and data reception method to receive content data being broadcast via radio waves

An optical control element is disclosed that can be made small and has a low loss, and is able to provide group speed control and wavelength dispersion of short light pulses. The optical control element is formed from a photonic crystal, and includes a first portion having a first refraction index in the photonic crystal, a second portion having a second refraction index lower than the first refraction index, and a refraction-index-distributed type defect wave guide. A difference effective refraction indexes between the first portion and the second portion near the refraction-index-distributed type defect wave guide, changing continuously or stepwise along a wave guiding direction of the refraction-index-distributed type defect wave guide.

Growing community of inventors

Kyoto, Japan

Daisuke Mori