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| 20090303946 | WIRELESS COMMUNICATION APPARATUS AND METHOD - A wireless communication apparatus comprises a determination unit to determine whether to increase the number of reference signals to be included in a downlink signal based on an uplink signal. The wireless communication apparatus further comprises a mapping unit to map reference signals based on a determination made by the determination unit. | 12-10-2009 |
| 20100284342 | Wireless Communication System, Transmitting Device And Receiving Device - A wireless communication system has a transmitting device and a receiving device that perform communication by using a multi-carrier signal, wherein the receiving device includes a quality generating unit generating each piece of receiving quality information on each pilot channel for transmitting each pilot signal, a determining unit determining the number of pilot channels needed in the multi-carrier signal based on the receiving quality information, and a notifying unit transmitting a signal requesting the determined number of pilot channels to the transmitting device, and the transmitting device includes an allocation unit determining allocations of pilot signals in the direction of the time axis and in the direction of the frequency axis, corresponding to a requested number of pilot channels, and a transmitting unit transmitting the multi-carrier signal having the determined pilot signal allocations. | 11-11-2010 |
| 20120064834 | Optimum Radio Communication Method With Radio Frame Variable Control And Radio Communication System Using The Same - A radio communication system includes a transmission apparatus configured to transmit data using a radio frame formed in one time block, to which a plurality of continuous or discontinuous frequency areas are assigned, and a reception apparatus configured to receive the data transmitted from the transmission apparatus by using the radio frame. The transmission apparatus transmits to the reception apparatus a radio frame provided in the beginning of the radio frame with a pilot which is a known signal used for measurement of reception quality and a control signal used for the control of demodulation at the reception apparatus. The reception apparatus transmits reception quality information concerning reception quality measured by the pilot, and the transmission apparatus performs a transmission process by using a radio frame format which does not include control information for the reception apparatus which has transmitted the reception quality information. | 03-15-2012 |
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| 20090145484 | GAS SUPPLY SYSTEM, SUBSTRATE PROCESSING APPARATUS AND GAS SUPPLY METHOD - A gas supply system for supplying a gas into a processing chamber for processing a substrate to be processed includes: a processing gas supply unit; a processing gas supply line; a first and a second processing gas branch line; a branch flow control unit; an additional gas supply unit; an additional gas supply line; a first and a second additional gas branch line; a flow path switching unit; and a control unit. Before processing the substrate to be processed, the control unit performs a pressure ratio control on the branch flow control unit while the processing gas supply unit supplies the processing gas. After the inner pressures of the first and the second processing gas branch line become stable, the control unit switches the pressure ratio control to a fixed pressure control, and then the additional gas supply unit supplies the additional gas. | 06-11-2009 |
| 20100163112 | GAS SUPPLY UNIT, SUBSTRATE PROCESSING APPARATUS AND SUPPLY GAS SETTING METHOD - A gas supply unit, for supplying a gas into a processing chamber in which a substrate is processed, includes a plurality of gas supply sources, a mixing line for mixing a plurality of gases supplied from the gas supply sources to make a gaseous mixture, a multiplicity of branch lines for branching the gaseous mixture to be supplied to a multiplicity of places in the processing chamber, and an additional gas supply unit for supplying a specified additional gas to a gaseous mixture flowing in at least one branch line. The gas supply unit also includes pressure gauges and valves for adjusting gas flow rates in the branch lines, respectively, and a pressure ratio controller for controlling that gaseous mixtures branched into the branch lines to have a specified pressure ratio by adjusting opening degrees of the valves based on measurement results obtained by using the pressure gauges. | 07-01-2010 |
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| 20080247039 | OBSERVATION OPTICAL SYSTEM - An observation optical system has a negative lens unit placed at the most object-side position; an annular prism placed on the image side of the negative lens, having a reflecting surface on the negative lens side; and an imaging lens unit arranged on the image side of the negative lens and the annular prism. | 10-09-2008 |
| 20080247062 | OBSERVATION OPTICAL SYSTEM - An observation optical system has a negative lens unit including a cemented lens, arranged at the most object-side position; an annular reflecting mirror placed on the image side of the negative lens unit, with a reflecting surface facing the image side; and an imaging lens unit arranged on the image side of the negative lens unit and the annular reflecting mirror. | 10-09-2008 |
| 20110075273 | Optical system - In an optical system for observing a front object and an approximately lateral object, a front group having a reflective refractive optical element and negative refractive power, an aperture stop, and a rear group having a moving lens group and positive refractive power are arranged in order from the front-object side, where the moving lens group moves in the direction along the optical axis, the reflective refractive optical element includes a first surface which has a first transmitting surface and a first reflective surface and is formed on the front-object side, where the first transmitting surface is formed with the center of the first transmitting surface on the optical axis and the first reflective surface is formed in the shape of a ring and around the first transmitting surface and faces toward the image side, a second surface which has a second transmitting surface and a second reflective surface and is formed on the image side, where the second transmitting surface is formed with the center of the second transmitting surface on the optical axis and the second reflective surface is formed in the shape of a ring and around the second transmitting surface and faces toward the front-object side, and a third surface which is formed as a transmitting surface between the first and second surfaces, and the optical system makes focus on an object while an area in the observation area in which the image of the front object is formed hardly changes, by moving the moving lens group to the extent that the refractive powers of the front and rear groups hardly change relatively. | 03-31-2011 |
| 20110181965 | Optical system - An optical system includes, in order from a front-direction-object side, a first group with a negative refracting power having a reflecting/refracting optical element, an aperture stop, and a rear group with a positive refracting power. The reflecting/refracting optical element is constructed of a first lens and, on the image side thereof, a second lens cemented together; has a first face that is formed on the front-direction-object side of the first lens and that has a first transmitting surface and, around thereof, a first reflecting surface annularly formed and directed toward the image side, a second face that is formed at the cemented surface between the first lens and the second lens and that has a second transmitting surface and, around thereof, a second reflecting surface annularly formed and directed toward the front-direction-object side, a third face formed as a transmitting surface on the image side of the second lens, and a fourth face formed as a transmitting surface on a circumferential face of the first lens; and satisfies the following conditions: | 07-28-2011 |
| 20110273784 | OPTICAL SYSTEM - An optical system for viewing a front object and a generally side object comprises, sequentially from the front object side, a first lens group having a negative refractive index, a second lens group including a reflective-refractive lens, an aperture stop, and a third lens group having a positive refractive index. The reflective-refractive lens is provided with a first surface formed on the front object side, a second surface formed on an image side, and a third surface formed circumferentially to surround an optical axis between the first surface and the second surface. The first surface is provided with a first transmission surface formed around the optical axis, and a first reflection surface that faces the image side and is formed around the first transmission surface. The first surface is defined by an aspherical surface consisting of a concave surface in the vicinity of the optical axis and a convex surface in the vicinity of the first reflection surface. The second surface is provided with a second transmission surface formed around the optical axis and a second reflection surface that faces the front object side and that is formed around the second transmission surface. The third surface is defined by a transmission surface. | 11-10-2011 |
| 20110279915 | OPTICAL ELEMENT AND OPTICAL UNIT USING THE SAME - An optical element of the present invention is provide with a first surface which is formed on the front-object side and upon which light from the front-object side is incident, a second surface formed on the image side, and a third surface which is formed between the first surface and the second surface and upon which light from the generally lateral object side is incident. The first surface is provided with a first transmission surface formed around the optical axis and a first reflection surface which faces the image side and which is formed annularly around the first transmission surface. The second surface is provided with a second transmission surface formed around the optical axis, and a second reflection surface which faces the front object side and which is formed annularly around the second transmission surface. | 11-17-2011 |
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| 20100189128 | COMMUNICATION CONTROL DEVICE, COMMUNICATION CONTROL METHOD, PROGRAM AND COMMUNICATION SYSTEM - There is provided a communication control device comprising: a wired connection unit that makes a wired connection with a mobile terminal; a setting unit that sets a frequency of a communication signal transmitted to or received from the mobile terminal through the wired connection unit; and a protocol conversion unit capable of converting a protocol of the communication signal from a mobile communication protocol to an IP (Internet Protocol). | 07-29-2010 |
| 20100309889 | Radio Communication Device, Communication Control Device, Radio Communication System, Radio Communication Method, and Communication Control Method - There is provided a radio communication device including a communication unit that communicates with a base station by using a given radio multiplexing architecture, a storage unit that stores time slot information, and a control unit that controls the communication unit to communicate with the base station by using the given radio multiplexing architecture in a time slot indicated by the time slot information. | 12-09-2010 |
| 20110182275 | WIRELESS COMMUNICATION DEVICE, ROUTER, WIRELESS COMMUNICATION SYSTEM, AND WIRELESS COMMUNICATION METHOD - Provided is a router including a network interface that communicates with a network, a first communication interface that communicates with a mobile communication interface of a wireless communication device through a mobile communication control station, a second communication interface that communicates with a wireless LAN interface of the wireless communication device through a wireless LAN control station, and a conversion unit that converts an origin address of one of data to the network received from the mobile communication interface and data to the network received from the wireless LAN interface into an origin address of another one of the data. | 07-28-2011 |
| 20110244871 | COMMUNICATION CONTROL DEVICE, TERMINAL DEVICE, RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD, AND PROGRAM - There is provided a communication control device including a radio communication unit communicating with a terminal device, a network communication unit accessing any one of a plurality of gateway apparatuses through a network and relaying communication between the terminal device and the gateway apparatus, and a control unit switching the gateway apparatus to be accessed by the network communication unit. | 10-06-2011 |
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| 20100327706 | Stacked crystal resonator - An object of the present invention is to provide a crystal resonator capable of maintaining its resonating characteristic and ensuring electrical connections between end surface electrodes using a simple method. Provided is a stacked crystal resonator including: a framed crystal plate, a frame section of which surrounds a resonating section, and to which both of these resonating section and frame section are connected by connecting sections; a first metallic film and second metallic film formed on both of the principle surfaces of the frame section of the framed crystal plate; and a base and cover stacked on both of the principle surfaces of the framed crystal plate. A crystal plate end surface electrode, which is electrically connected to the first metallic film, is electrically connected to a crystal plate auxiliary electrode; the crystal plate auxiliary electrode is electrically connected by a eutectic alloy while facing a base auxiliary electrode; the width of the frame section of one side on one end side of the framed crystal plate where the crystal plate auxiliary electrode is formed, differs from the width of the frame section of at least one other side; and a blocking film which blocks flow of the eutectic alloy to exciting electrodes, is provided on the conducting paths. | 12-30-2010 |
| 20110234052 | QUARTZ-CRYSTAL DEVICES AND METHODS FOR MANUFACTURING SAME - Methods are disclosed for manufacturing quartz-crystal devices. In an exemplary method three wafers are prepared. One is a quartz-crystal wafer defining multiple quartz-crystal pieces; a second is a wafer defining multiple package bases; and a third is a wafer defining multiple lids for the package bases. Each quartz-crystal piece has a respective excitation portion that vibrates when electrically energized and a respective frame portion surrounding the excitation portion. The quartz-crystal wafer has main surfaces that are lapped and polished to mirror-finish them. The base wafer defines multiple package bases each having a floor surface, a bonding surface surrounding the floor surface, and a lower main surface. The lid wafer defines multiple lids each having a ceiling surface, a bonding surface surrounding the ceiling surface, and a upper main surface. The quartz-crystal wafer is sandwiched between the base and lid wafers. The wafers are bonded together by bonding respective main surfaces of the frame portion to respective bonding surfaces. At least two of the upper main surface, lower main surface, floor surface, and ceiling surface are rougher than the surfaces of the excitation portion. | 09-29-2011 |
| 20110260585 | SURFACE-MOUNTABLE PIEZOELECTRIC DEVICES INCLUDING EUTECTIC-BONDED PACKAGES - Piezoelectric devices are disclosed that are mountable on the surface of a printed circuit board or the like. An exemplary device comprises a piezoelectric vibrating piece enclosed and sealed within a package including at least a cover and a base-substrate formed of glass or piezoelectric material. The package includes frame-shaped metallic films formed in peripheral regions of inner main surfaces of the cover and/or the base substrate. The frame-shaped metallic films are used for sealing the package using a eutectic material (e.g., solder). At least one mounting terminal is provided on the outer (bottom) main surface of the base-substrate. At least one of the frame-shaped metallic films and mounting terminals includes a chromium foundation layer formed on the surface of the glass or piezoelectric material, a middle layer of NiW alloy formed on the surface of the chromium layer, and a gold layer formed on the surface of the middle layer. | 10-27-2011 |
| 20110303347 | METHOD FOR MANUFACTURING SURFACE MOUNTING CRYSTAL RESONATOR - A method for manufacturing a surface mounting crystal resonator is provided, in which the bonding strength of low melting point glass is increased and the productivity is also increased. The surface mounting crystal resonator includes a set of container components having at least a crystal sheet | 12-15-2011 |
