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Assignee: Matsushita Electric Industrial Co., Ltd.


Location: JP
No. of patents: 1226

1                      
NumberTitleIssue Date
7519191Loudspeaker, manufacturing method thereof, and mobile telephone using the same
A loudspeaker used mainly for mobile communication equipment such as a mobile telephone and having two loudspeaker parts provided in one frame is provided. In the loudspeaker, a yoke has a groove portion and a second voice coil disposed in this groove portion drives...
04/14/2009
7442893Switch device
A U-shaped spring member is placed on the outer periphery of a hollow cylindrical part of an operating body. Engaging portions in arm portions upwardly inwardly extending from both ends of the spring member are fitted into holes through the hollow cylindrical part a...
10/28/2008
7437750Data transceiving system and method therefor
An object is to perform retrial processing according to the allowable volume on communication lines made available at response information receiving equipment. A broadcast unit 140, when broadcasting video and audio, includes retrial information in that broad...
10/14/2008
7432004Fuel cell electric power generating system and method of stopping fuel cell electric power generation
A fuel cell electric power generating system is provided which does not occupy a large space, which requires a lower initial cost for equipment than the prior art, and of which the running cost is low. The system includes a reformer producing hydrogen-rich gas by ut...
10/07/2008
7397004Push-switch for vehicle and method of manufacturing the same
A push-switch for vehicle, and a method of manufacturing the same, including fixed contacts and movable contact brought into and out of contact in accordance with upward and downward movements of operating member, in which at least one of the contacts is provided on...
07/08/2008
7394854Signal transmission system
A signal transmission system: that includes a signal transmission unit (101) that includes a MPEG decoder (102), which receives digital broadcasting and outputs a luminance signal Y and two color difference signals PB/PR, and a tr...
07/01/2008
D571358Speaker
06/17/2008
7362186Phase-locked loop circuit and data reproduction apparatus
This invention relates to a phase-locked loop circuit and a data reproduction apparatus, which can reduce a processing time that is required for initial adjustment in the data reproduction apparatus. In a digital data reproduction apparatus having two control functi...
04/22/2008
7312953Head suspension assembly and disk drive using the same
A head suspension assembly includes a head, a load beam carrying the head at one end, a resilient member joining the load beam and a carriage, and a pivot bearing provided between the load beam and the carriage and structured so that the load beam is movable in a di...
12/25/2007
7230650Data transmission method, data receiving method, video data transmission apparatus and video data receiving apparatus
The present invention is relative to a video signal transmitting/receiving system in which digital video signals are transmitted from a transmitter (30) to a receiver (50) using a line (9) as a transmission channel. The transmitter (30) c...
06/12/2007
7219678Dishwasher
A dishwasher includes a main body being generally of a box shape with an open front, a washer tub being slidably extracted from and retracted into the main body through the open front, the washer tub having an open top, and a covering member for blocking a gap to be...
05/22/2007
7210192Vacuum cleaner having a slanted pedestal
A vacuum cleaner has a suction air inlet disposed in front of an electric blower and a dust chamber detachably installed to the rear of the electric blower. The vacuum cleaner further embodies a swivel caster and wheels for facilitating transportability thereof, whe...
05/01/2007
7203333Speaker
A speaker has a diaphragm (16) and a suspension holder (19) supporting the diaphragm from the back surface of the diaphragm. The diaphragm has a bent section (21) disposed between its outer periphery and its inner periphery, with the portion to ...
04/10/2007
7196472Plasma display panel, its manufacturing method, and its protective layer material
The present invention provides a plasma display panel that has a fast response in discharge generation to voltage application owing to a short discharge delay time, and at the same time suppresses the change in the discharge delay time to temperature. In the plasma ...
03/27/2007
7170717Head suspension assembly and disk drive using the same
A head suspension assembly includes (a) a slider having a head for recording into/reproducing from a record medium, mounted thereon, (b) a load beam having (i) the slider disposed via a flexure at one end, and (ii) a leaf-spring-like resilient member integrally form...
01/30/2007
7167382Semiconductor device
The present invention relates to a semiconductor device that is employed in a switching power supply for which a higher output is required, prevents noise from the coil, transformer, and so forth and implements a high efficiency power supply. By connecting a current...
01/23/2007
7166811Lever switch assembly for a vehicle
A lever switch for vehicle, which can be produced thin and which operation is easy and ensured is provided. A lever is formed in substantially a linear shape, having at an end thereof an operating part sticking out of a case and at an other end thereof a driving par...
01/23/2007
7164196Semiconductor device
A semiconductor device includes a base, a semiconductor element having a plurality of electrodes, a plurality of conductive lines connected to the electrodes of the semiconductor element, plating stubs attached to the conductive lines, and a plurality of wiring laye...
01/16/2007
7164340Transformer for switching power supply
A transformer is constituted of an inner core, a plurality of outer cores connected in a ring to the inner core, a primary winding which is fed with a high frequency wave and wound around the inner core, and a secondary winding wound outside the primary winding. The...
01/16/2007
7161371Module part
A module component which includes circuit substrate 3 having one or more components 1 on at least one of the surfaces, and junction circuit substrate 5 having hollow 4, or hole, disposed corresponding to the portion of the one or more com...
01/09/2007
7161815Constant current drooping switching power supply
A switching power supply for achieving a constant current drooping characteristic of sufficient accuracy with low cost and the minimum number of components. In the switching power supply, a secondary duty limiter circuit outputs a clock signal from the time a switch...
01/09/2007
7158119Track ball device and electronic apparatus using the same
Relating to a track ball device for manipulating a cursor moving on a display screen of an electronic apparatus, a track ball device being manipulated precisely while generating a click feel when a ball is rotated, having a small play angle and small size is present...
01/02/2007
7159200Semiconductor equipment
A duty of a system clock is changed by a duty changing circuit, and a phase difference is provided between a current consumed at a leading edge of the system clock and a current consumed at a trailing edge thereof in an internal circuit, so as to shift phases of con...
01/02/2007
7155649Scan test control method and scan test circuit
A scan test circuit is provided with a scan chain having n pieces of scan storage elements (n: integer, n>1); a scan clock generation circuit which is able to control a frequency of a first clock to be used for shifting data into the first to (n−1)th scan storage ...
12/26/2006
7146623Head support device and it's driving method, and drive disk using same
The present invention provides a head support mechanism wherein the position can be accurately corrected at a high speed when the mode is shifted from reproducing to recording, and also, the deflection of recording magnetic field from the direction of initialized ma...
12/05/2006
7135839Battery pack and method of charging and discharging the same
Disclosed are a battery package and a method for charging and discharging secondary batteries including nickel hydrogen batteries by refreshing and suppressing inactivity of the batteries. More concretely, battery package (101) comprises a group of batteries ...
11/14/2006
7129449Induction heating cooker
An induction heating cooker includes an infrared sensor for sensing an infrared intensity from a load pot, a waveguide for guiding infrared radiation from the load pot to the infrared sensor, a first magnetism-proofing unit and a second magnetism-proofing unit for r...
10/31/2006
7129991Transmission method of digital audio data with video data
Digital audio data that have a predetermined packet structure are divided into units including a predetermined number of bits; each unit of the divided digital audio data is converted into specific data to be encoded; the encoded data are arranged in blanking interv...
10/31/2006
7126248Motor with stator formed by assembling divided stator-members into an annular shape, and compressor incorporating the same motor
A motor includes a stator formed by assembling plural divided-stator-members—each one of the members having a tooth—into an annular shape, and a rotor facing the stator. The divided stator members are formed by laminating plural core sheets and bonding at least ...
10/24/2006
7119992Disk drive system with inertial arm preventing shock
To provide a disk drive system provided with an inertial latching mechanism which has high reliability and can be arranged in a thin-model disk drive system. There is provided an inertial arm (7) engaging an actuator (22) when a head arm (25) is...
10/10/2006
7112451Biosensor
A biosensor is provided with an area in which a reagent having bleaching action is carried in a state where it can be dissolved, at least in a part of a sample application area to which an inspection target solution is applied or the downstream of the sample applica...
09/26/2006
7109450Line type luminous device and induction heating cooker employing same
A luminous device includes one or more line-shaped luminous units each including an elongated light guide, one or more light sources, and a reflective layer. The light guide has a generally flat luminous surface for emitting light and another surface disposed away f...
09/19/2006
7071584Linear motor
A linear motor includes tubular outer yoke (4), tubular inner yoke (3) disposed in outer yoke (4), coil (2) provided to inner yoke (3), permanent magnet (5a, 5b) vibrating following a magnetic flux produ...
07/04/2006
7062633Conditional vector arithmetic method and conditional vector arithmetic unit
It is decided whether a first source data from the memory 101 is a data which is to be subjected to arithmetic or not by a state flag detection means 150, the result of the decision is retained as a state flag, and it is decided by a condition decision...
06/13/2006
7058518Gas sensor, fuel cell system therewith, and automobile therewith
The gas sensor passes at least three levels of current through the heater element, stepwise and continuously for a predetermined time. The calculator loads voltages across the heater element for respective current values after a predetermined elapsed time, to obtain...
06/06/2006
7054055Acousto optic element
An acousto optic element comprises optically transparent acousto optic medium having light incoming plane, light outgoing plane facing light incoming plane, transducer joining plane, and inclined plane tilted to transducer joining plane and piezoelectric transducer ...
05/30/2006
7051431Component mounting control method
In a mounting system where a chip component is mounted by a small component mounting apparatus on paste solder applied onto a board and the mounting state is inspected by a mounting inspection apparatus, and when the mounting inspection apparatus confirms that a chi...
05/30/2006
7047593Vacuum cleaner capable of compressing dirt
A vacuum cleaner includes a main body having an electric blower for generating a suction air flow, a dirt collecting case for centrifugally separating and collecting dirt, and a compression assembly for compressing dirt collected in the dirt collecting case to reduc...
05/23/2006
7049563Induction cooker with heating coil and electrical conductor
An electric conductor provided for decreasing a lifting force exerted on an object being heated has an aperture of a small diameter in the center thereof, which leaves a large surface area to enhance reduction of the lifting force. The electric conductor is also pro...
05/23/2006
7046479Magnetic recording/reproducing device having position control
Track thinning at an IN point of consecutive recording is prevented by doing a head-track one-edge coincidence tracking by using a head of a larger width than the track width. ATF control unit (15) makes a control during reproduction of pre-roll of consecutiv...
05/16/2006
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