Abstract: There is provided a plasma display panel in which a front plate and a rear plate are disposed opposite to each other, a side of a tubular exhaust pipe is disposed in the vicinity of a fine hole provided in the rear plate using a tablet serving as sealant formed of frit glass, peripheries of the front plate and the rear plate and the exhaust pipe are sealed with the sealant in order to form a discharge space, and the discharge space is ventilated and discharge gas is filled into the discharge space through the exhaust pipe. The rear plate and the exhaust pipe are sealed by a sealed part obtained by melting a tablet made of amorphous frit glass not containing lead, and a stress working on the sealed part is a tension in the direction of the rear plate and the direction of the exhaust pipe.

Abstract: A welding control unit has a common power section for detecting contact of a welding material and for welding. A material contact detector for detecting contact of the welding material and a workpiece, and a power controller are built in the welding control unit. This stabilizes a bead shape in starting welding. The number of components can also be reduced, resulting in more inexpensive equipment. In addition, only a space for installing the welding control unit is needed without any additional space.

Abstract: A method of manufacturing a plasma display panel including a sealing step of arranging a front plate formed with a display electrode, a dielectric layer, and a protective layer on a transparent substrate and a rear plate formed with an address electrode, a barrier rib, and a phosphor layer so as to face each other and sealing a periphery of the front plate and the rear plate with a sealing material, where the sealing step includes a sealing material application step of applying the sealing material to the rear plate, a tentative firing step of tentatively firing applied sealing material, and a sealing step of arranging the front plate and the rear plate so as to face each other and sealing the plates by softening and melting the sealing material, and the sealing material is configured by a glass frit having bismuth oxide.

Abstract: An electronic device with an ability to provide services appropriate for situations, he electronic device having: a situation information acquisition part for acquiring situation information, which is dynamic information; a determining part for determining whether a service can be executed; a service information acquisition part for acquiring information for executing a service; and an execution part for executing an acquired service. A condition information acquisition part is provided so that, when the determining part determines that a service cannot be executed, it acquires service available information for the service to become available. Furthermore, a situation information correctness determining part is provided which determines correctness of the situation information acquired in the situation information acquisition part.

Abstract: It is an object of the invention to provide a magnetic recording/reproducing apparatus in which a special motor for driving the head cleaning mechanism is eliminated, and space can be saved with low cost. An end of a tape accommodated in a tape cassette 2 has a coupling element 8, the coupling element 8 is pulled out by a tape-pulling-out element 40 and taken up around a drive reel 20, the magnetic recording/reproducing apparatus comprises a head cleaning mechanism 90 for cleaning a magnetic head 7, the head cleaning mechanism 90 includes a head brush portion for holding a brush portion, and a cam mechanism for changing a position of the head brush portion, the cam mechanism is operated by a tape-pulling-out element moving member 50 and a loading lever 30.

Abstract: The present invention realizes a reliable heat pump apparatus and heat pump apparatus having high recovering efficiency. The heat pump apparatus includes an expander 711 for expanding working fluid, a permanent magnet type synchronization power generator 710 which is disposed for recovering power by the expander 711 and which generates three phase AC power, and a first converter 708 which converts the AC power to DC power, and which rotates the power generator 710 at a predetermined target number of revolutions by switching of a switching element group 709. The generated electricity is consumed by connection of an AC power supply 701 to a DC power line which is rectified and smoothened by a rectifier circuit 702 and a smoothing capacitor 703, and by driving of an electric motor 706 which rotates a compressor 707 through a motor drive apparatus 704, and the power is efficiently recovered.

Abstract: A substrate structure whereby a resin part for coating a plurality of electronic components by one operation is given a shielding property and the mounting strength of electronic components with respect to the substrate is secured and an electronic device including the substrate structure are provided. A substrate structure 10 includes a substrate 11, a plurality of electronic components 12 mounted along the substrate 11, and a resin part 13 coating each electronic component 12 with a resin 18 while kept in close contact with the substrate 11. The substrate structure 10 includes a frame body 15 surrounding each electronic component 12 while kept in close contact with the substrate 11 and a lid part 17 closing an opening 16 in the frame body 15, and a resin 18 is filled inside the frame body 15.

Abstract: The present invention provides mobile terminals with various types of services such as electronic commerce service, music delivery service, and position information service. User applications required for the electronic commerce service, music delivery service, and position information service are respectively configured as service objects each having a server facility, and further a local gateway is provided, whereby various types of services can be used through a browser.

Abstract: A transmitting apparatus, receiving apparatus and communication system are disclosed, and great improvement in an S/N ratio, preventing an actual throughput from decreasing, and preventing the number of circuits for synchronizing spread spectrum signals from increasing can be expected at the receiving apparatus side. The transmitting apparatus includes a pulse generating circuit, pulse repetition cycle determining circuit, peak power determining circuit, and modulator. The pulse generating circuit generates pulse strings, pulse repetition cycle determining circuit determines, based on a clock signal, a pulse repetition cycle of the pulse string generated by the pulse generating circuit. The peak power determining circuit determines a pulse peak power of the pulse string. The modulator modulates the pulse string with transmission data, and then generates a transmission signal.

Abstract: An in-vehicle sound control system structured so that sound sources, a vehicle speed detection unit for detecting a vehicle running speed, and an acoustic reproduction apparatus are connected to in-vehicle communications network. The in-vehicle sound control system controls, in accordance with a vehicle speed signal transmitted from the vehicle speed detection unit, a reproduction acoustic signal. The acoustic reproduction apparatus switches, in accordance with a plurality of inputted sound sources and media information of a sound source, a control amount to sound control section determined based on a vehicle speed signal. In this manner, such an in-vehicle sound control system is provided that can provide an optimal automatic sound control for human ears even when the medium is exchanged or when a channel for a sound source in the medium is switched to another channel.

Abstract: An object of the invention is to provide a wireless communication apparatus which can correct error flexibly without wasting consumed resources while maintaining the improvement of reliability resulted from error correction.

Abstract: A resonance type transformer has an O-shaped magnetic core, a primary winding, and a secondary winding. The O-shaped magnetic core is formed of a first split magnetic core and a second split magnetic core, and has a first magnetic leg provided with a first magnetic gap therein and a second magnetic leg opposite the first magnetic leg. The primary winding is wound on the outer periphery of the first magnetic so as to cover at least the first magnetic gap. The secondary winding is wound on the outer periphery of the second magnetic leg.

Abstract: A driving method of plasma display panels is disclosed. This method can suppress a dark belt occurring in displaying a video of a lower part of grayscale. One field includes plural sub-fields, and each one of the sub-fields has an addressing period during which a scan pulse is applied to the scan electrodes and a data pulse is applied to the data electrodes, and a sustaining period during which a sustain pulse is applied to the scan electrodes and the sustain electrodes. A time interval between a scan pulse applied lastly during the addressing period and a sustain pulse applied firstly during the sustaining period is defined as a last pulse-interval. The last pulse-interval of at least one sub-field of a lower part of grayscale, which lower part is darker than a predetermined level of the grayscale, is set longer than the last pulse-intervals of the other sub-fields.

Abstract: An object of the invention is to provide the effects of suppressing noise radiated from a plurality of coupling terminals for coupling between boards to the peripheral space outside of an inter-board coupling connector. Two boards opposing to each other are electrically coupled by coupling terminals (3a), (3b), (3c) and these coupling terminals are molded by insulative resin to form in a frame shape. When an electric signal passes through the coupling terminals (3a), (3b), (3c), the noise radiated in the peripheral space of the outside can be suppressed by a shield plate (4a), (4b) attached to the outer periphery of the resin.

Abstract: A light-emitting module (1) includes: a package (10); a base board (13) and a semiconductor multi-layered film (50) accommodated in the package (10); and a plurality of terminal portions (16) for supplying electricity to the semiconductor multi-layered film (50), wherein the package (10) includes a metallic support portion (11b) supporting the base board (13), a plurality of through-holes (11c) for insertion of the respective terminal portions (16), an insulating member (11d) keeping electrical insulation between the metallic support portion (11b) and the terminal portions (16), and between the respective terminal portions (16), and a window portion (12a); the base board (13) is made of an inorganic heat-dissipating material that keeps electrical insulation between the semiconductor multi-layered film (50) and the metallic support portion (11b); and one opening of each of the through-holes (11c) is provided on a side surface of the package (10).

Abstract: There is disclosed a speech switching device capable of improving quality of a decoded signal. In the device, a weighted addition unit (114) outputs a mixed signal of a narrow-band speech signal and a wide-band speech signal when switching the speech signal band. A mixing unit formed by an extended layer decoded speech amplifier (122) and an adder (124) mixes the narrow-band speech signal with the wide-band speech signal while changing the mixing ratio of the narrow-band speech signal and the wide-band speech signal as the time elapses, thereby obtaining a mixed signal. An extended layer decoded speech gain controller (120) variably sets the degree of change of the mixing ratio by the time.

Abstract: A refrigerating compressor includes a hermetic container accommodating oil, a motor accommodated in the container, a compressor unit provided under the motor and driven by the motor, and a vibration-proof cover. The compressor unit has a crankshaft including a main shaft and an eccentric section, a cylinder block, a piston, a connecting rod and a feed oil pipe. The cylinder block has a bearing to support the main shaft rotatably and a cylinder. The piston reciprocates in the cylinder. The connecting rod connects the piston to the eccentric section. The feed oil-pipe is fixed to eccentric section and an end thereof is dipped in oil. The vibration-proof cover is fixed to the cylinder block and surrounds the feed oil pipe with a given distance in between.

Abstract: To provide a mobile wireless device that ensures high antenna performance and a high antenna gain. In an antenna configuration that secures a predetermined band with an antenna element 11 and a parasitic element 16, the antenna element 11 is mounted on the inner surface of an upper enclosure case 3 and the parasitic element 16 is mounted on the outer surface of the upper enclosure case 3 and arranged between the upper enclosure case 3 and a panel 4 mounted on the outer surface of the upper enclosure case 3 so as to increase the distance from the parasitic element 16 to a metallic component in an enclosure 1. By arranging the parasitic element 16 operating as a waveguide in a position in a more distant position from a human body than the antenna element 11 in a conversation state, radiation toward the opposite side of the human body is enhanced.

Abstract: By compensating for a detection result of the detector in feedback control of output power of the power amplifier, the polar modulation transmission apparatus is able to realize accurate transmission power control. Polar modulation transmission apparatus 100 has detector 106 that detects output power of power amplifier 103, PAPR calculating section 131 that calculates the PAPR of the spread modulated signal, compensation value generating section 134 that outputs a compensation value corresponding to the calculated PAPR and an arithmetic operator that performs an arithmetic operation using the compensation value and a detection result obtained by detector 106. By this means, it is possible to compensate for the sensitivity of detector 106 (measurement sensitivity) that changes depending on the B parameter and mode and make the sensitivity of detector 106 (measurement sensitivity) virtually constant.

Abstract: A manufacturing method of a paper making part for a loudspeaker has freedom of adjusting a characteristic and a sound quality, and has a higher productivity. Accordingly, a fibrillating step of a paper making material is achieved by an explosive crushing step. Alternatively, the step is achieved by a mixing step of a paper making material and a liquid, a material micro-fabricating step of applying a pressure to a mixed solution obtained by the mixing step so as to pass through an orifice and thereafter run into a device wall, and a paper making step including the micro-fabricated material.