| Patent Number |
Title Of Patent |
Date Issued |
| 7238015 |
Control system for continuous rubber molding apparatus |
July 3, 2007 |
| A control system for continuous rubber molding apparatus comprising; a feed portion for feeding a rubber material previously removed of foreign substances or particles in the previous step; an extruder for kneading the fed rubber material and feeding forward the kneaded material; and a |
| 7233551 |
Optical disk control device for time-division-multiplexing and A/D conversion |
June 19, 2007 |
| An optical disk control device comprises a playback signal detection unit for detecting data recorded on a disk by irradiating the disk with a converged light beam; a signal switching unit for successively selecting plural data signals obtained by the playback signal detection unit, and |
| 7175726 |
Continuous rubber-strip forming apparatus and process |
February 13, 2007 |
| An apparatus for continuously winding a rubber strip extruded from a rubber-strip extruding machine, on a tire-building drum, comprises: a rubber-strip extruding machine including a gear pump for delivering the rubber material outputted from the extruder to a forming nozzle; a tire-b |
| 7095090 |
Photoelectric conversion device |
August 22, 2006 |
| A photoelectric conversion device taking the form of a thin film and having a substrate exhibiting poor thermal resistance. The device prevents thermal deformation which would normally be caused by local application of excessive heat to the substrate. The device has output terminals |
| 7039129 |
Demodulator structure utilizing DC switches |
May 2, 2006 |
| The present invention relates to an I/Q demodulator (21) comprising a n-port structure (1,16) is provided, wherein n is an integer value of 4,5 or 6. The demodulator (21) is supplied at a first input (3) with a RF signal (2) which has to be demodulated. At a second input (5) it is su |
| 7023782 |
Dropout detection circuit and optical disc apparatus |
April 4, 2006 |
| The dropout detection circuit of the invention includes: a high-speed envelope detection circuit for detecting an envelope of a reflection signal of a light beam with a first time constant; a low-speed envelope detection circuit for detecting an envelope of the reflection signal with |
| 6999528 |
I/Q demodulator device with three power detectors and two A/D converters |
February 14, 2006 |
| The present invention relates to a method and a device for the I/Q demodulation of modulated RF signals. The I/Q demodulator (60) has a first input for the RF signal (61) to be demodulated and a second input for a RF signal (62) originating from a local oscillator (20). The demodulat |
| 6929857 |
Fiber for reinforcing rubber products |
August 16, 2005 |
| Fiber for reinforcing rubber products, which comprises glass fiber coated with a coating film formed by a treating agent comprising a water-soluble condensate of resorcinol and formaldehyde, a latex of a solid acrylonitrile/butadiene copolymer and a latex of a liquid acrylonitrile/bu |
| 6900693 |
Power amplifying apparatus and radio communications apparatus using same |
May 31, 2005 |
| By extracting a portion of RF signals from an input side of a multistage RF amplifier with a detector, and converting extracted signals into envelope signals, low-frequency second-harmonic distortion components are efficiently extracted. Then, the extracted low-frequency second-harmonic |
| 6862442 |
Receiver |
March 1, 2005 |
| A receiver includes a phased array antenna and a demodulator. The phased array antenna includes first and second antenna elements and a phase shifter for shifting the phase of a signal received by the first antenna element by a predetermined amount. The demodulator includes a first j |
| 6823181 |
Universal platform for software defined radio |
November 23, 2004 |
| The universal platform for the SDR of the present invention employs the direct conversion approach with the n-port MMIC followed by reconfigurable reprogrammable devices such as DSP's or FPGA's. The universal platform is based on the linear operation of the devices. Thus, the DC offset p |
| 6803814 |
Demodulator and method for the demodulation of modulated RF signals |
October 12, 2004 |
| A demodulator for modulated RF signals comprises a passive four port structure (1). The four port structure (1) has a first input (3) for supplying a modulated RF signal to be demodulated. A second input (2) is supplied with a RF signal from a local oscillator (21). Two output termin |
| 6748203 |
Three port structure with modulated LO signal |
June 8, 2004 |
| A three port structure for the down conversion demodulation of a digitally modulated RF signal is proposed, wherein no RF switches are provided. The three port structure (1) has a first input (2) for the RF signal to be down converted and a second input (3) for a RF signal originating fr |
| 6741127 |
High-frequency amplifier circuit and radio communication apparatus using same |
May 25, 2004 |
| In a high-frequency amplifier circuit, a power detector detects input power, an A/D converter converts the detection output into a digital signal, and then a digital LPF averages the digital signal to obtain data of the average value of input power level. Control data corresponding to |
| 6735261 |
Calibration of a N-port receiver |
May 11, 2004 |
| A technique for calibrating a N-port receiver, such as for example a 5- or 6-port receiver is proposed. The N-port receiver (1) comprises a first input (2) for a RF signal to be detected, a second input (3) for a RF signal originating from a local oscillator (4) and N-2 output terminals. |
| 6720576 |
Plasma processing method and photoelectric conversion device |
April 13, 2004 |
| A photoelectric conversion device taking the form of a thin film and having a substrate exhibiting poor thermal resistance. The device prevents thermal deformation which would normally be caused by local application of excessive heat to the substrate. The device has output terminals |
| 6710716 |
Power detecting circuit and demodulator comprising the same |
March 23, 2004 |
| A high performance power detector not only suited for monolithic structures, small in size, low in cost, and suitabed for broadband high frequency operations, but also excellent in the linearity of the detection characteristic, having a small fluctuation of detection characteristic r |
| 6704562 |
N-port receiver with RF/LO isolation |
March 9, 2004 |
| A RF receiver for modulated RF signals based on a N-port junction (1) providing LO/RF isolation is proposed. N thereby is an integer larger than two, such that the N-port junction (1) can be preferably a three port, four port, five port and six port junction. The N-port junction (1) |
| 6683471 |
Power detector using FET transistor |
January 27, 2004 |
| The present invention relates to a circuitry for detecting the power of a RF signal (7) comprising a FET transistor (1) connected in parallel to two inputs (2, 2') for supplying the RF signal and two outputs (13, 13') for detecting the power of the RF signal (7). The circuitry has a resi |
| 6573864 |
Receiver |
June 3, 2003 |
| A receiver is provided which can avoid demodulation performance from deteriorating due to changes in circuit constants caused by changes over time and temperature-dependent changes, prevent an increase in the receiver size, and realize a cost reduction. A switch control section is pr |
| 6539215 |
Down converter and demodulator using a three port junction |
March 25, 2003 |
| A down converter for RF signals comprises one three port junction (7) having one input port six for modulated digital RF signals and two output ports (8, 9). The output ports (8, 9) are respectively connected to a power sensor (10, 11). The three port junction (7) comprises a power s |
| 6507733 |
Three port junction receiver |
January 14, 2003 |
| The present invention proposes a direct receiver technique based on one power measurement and time multiplexing of input signals. The proposed technique allows I/Q demodulation. The proposed technique bases on the passive linear three-port high frequency circuitry (1) having two RF s |
| 6459664 |
Optical disc tilt control apparatus |
October 1, 2002 |
| An optical disc apparatus corrects the tilting of the optical disc with a high accuracy using first and second tracking error signals. A first tracking error signal, which is an output of subtractor (125), obtained by the push-pull method is corrected by detecting a second tracking error |
| 6271416 |
Quinolinone derivative, method for preparing the same, and anti-allergic agent |
August 7, 2001 |
| The present invention relates to a simple method for preparing a quinolinone derivative, which is effective as a medicine, e.g., as an agent for treating allergic diseases and the like; novel amide derivatives effective as an intermediate in the method, novel quinolinone derivatives |
| 6239625 |
Detection circuit |
May 29, 2001 |
| To realize a high frequency power detection circuit constituting a detection circuit by a GaAs semiconductor and thereby capable of realizing a small sized, low cost, and broad band detection circuit and suppressing variations in the detection characteristics due to variations in a p |
| 6136822 |
Quinolinone derivative, method for preparing the same, and anti-allergic agent |
October 24, 2000 |
| The present invention relates to a simple method for preparing a quinolinone derivative, which is effective as a medicine, e.g., as an agent for treating allergic diseases and the like; novel amide derivatives effective as an intermediate in the method; novel quinolinone derivatives |
| 6118989 |
High frequency variable gain amplifier device and wireless communications terminal |
September 12, 2000 |
| To obtain a more stable gain control range and to reduce power consumption with a smaller scale circuitry having simpler configuration for gain control, a high frequency variable gain amplifier includes multi stage transistor amplifiers, a change-over switch circuit for controlling s |
| 6114352 |
Quinolinone derivative and anti-allergic agent with said quinolinone derivative as the active in |
September 5, 2000 |
| The present invention offers 7-aminoquinolinone derivatives, physiologically acceptable salts thereof, anti-allergic agents having as an active ingredient a 7-aminoquinolinone derivative or physiologically acceptable salt thereof, and 7-nitroquinolinone derivatives, wherein the 7-ami |
| 5981495 |
Benzopyran derivative and method for treating heart disease using this derivative |
November 9, 1999 |
| The present invention offers a safe and effective drug for heart diseases and a safe and effective method for treating heart diseases such as ischemic heart disease and cardiac arrhythmia. The method comprises administering a pathologically effective amount of a benzopyran derivative |
| 5942521 |
Quinolinone derivative and anti-allergic agent with said quinolinone derivative as the active in |
August 24, 1999 |
| The present invention offers 7-aminoquinolinone derivatives, physiologically acceptable salts thereof, anti-allergic agents having as an active ingredient a 7-aminoquinolinone derivative or physiologically acceptable salt thereof, and 7-nitroquinolinone derivatives, wherein the 7-ami |
| 5903854 |
High-frequency amplifier, transmitting device and receiving device |
May 11, 1999 |
| A radio frequency amplifier, for amplifying a radio frequency signal, comprises a plurality of active element groups, each comprising one or more active elements for amplifying a signal, with input terminals of said one or more active elements being combined to form a single input termin |
| 5821597 |
Photoelectric conversion device |
October 13, 1998 |
| A photoelectric conversion device taking the form of a thin film and having a substrate exhibiting poor thermal resistance. The device prevents thermal deformation which would normally be caused by local application of excessive heat to the substrate. The device has output terminals |
| 5580552 |
7-glycosyloxybenzopyran derivative and antiallergic agent containing the derivative as active in |
December 3, 1996 |
| A 7-glycosyloxybenzopyran derivative represented by the following formula (I) ##STR1## wherein, R is a hydrogen atom, an acyl group, an alkyl group, a cycloalkyl group, an alkenyl group or an aralkyl group, R.sub.2 is a hydrogen atom, an alkyl group, a cycloalkyl group, an alkeny |
| 5525595 |
3- or 4-glycosyloxybenzopyran derivative and antiallergic agent containing the derivative as act |
June 11, 1996 |
| There are provided novel compounds of the formulae I and II: ##STR1## and their physiologically acceptable salts. The compounds according to the present invention and their physiologically acceptable salts exhibit an antiallergic activity and are useful for treating allergic diseases |
| 5428059 |
Benzopyran derivatives and an anti-allergic agent possessing the same as the active ingredient |
June 27, 1995 |
| The present invention relates to an extremely effective anti-allergic agent with a low toxicity, which possesses as its active ingredient a benzopyran derivative described by the general formula below (in the formula, R.sup.1 and R.sup.2 are each respectively a hydrogen atom, an acyl gro |
| 5296405 |
Method for photo annealing non-single crystalline semiconductor films |
March 22, 1994 |
| An improved semiconductor processing is disclosed. In the manufacturing process, a semiconductor layer is formed and then undergoes photo annealing. A neutralizer is then introduced to the photoannealed semiconductor. The semiconductor thus formed demonstrates the SEL effect instead |
| 5171710 |
Method for photo annealing non-single crystalline semiconductor films |
December 15, 1992 |
| An improved semiconductor processing is disclosed. In the manufacturing process, a semiconductor layer is formed and then undergoes photo annealing. A neutralizer is then introduced to the photoannealed semiconductor. The semiconductor thus formed demonstrates the SEL effect instead |
| 5155716 |
Servo system for optical recording/reproducing drive |
October 13, 1992 |
| A digital servo system for use in an optical recording/reproducing apparatus equipped with an optical system for illuminating an optical recording medium with a light beam to record and reproduce an information signal on and from the optical recording medium, the servo system being f |
| 5089426 |
Method for manufacturing a semiconductor device free from electrical shortage due to pin-hole fo |
February 18, 1992 |
| An improved semiconductor device is disclosed which is free from current leakage due to pin-holes or other gaps. Also an improved method for provessing a semiconductor device is shown. According to the invention, gaps produced in fabricating process of the semiconductor layer are filled |
| 5068364 |
Chalcone derivatives and process for producing the same |
November 26, 1991 |
| Chalcone derivatives having at least one tetrahydropyranyloxy group is disclosed. Typically, the compounds are represented by general formula (I) ##STR1## wherein X and X' each represent a tetrahydropyranyl group, R and R', which are then same or different, each represent an alkyl gr |
| 5035753 |
Photoelectric conversion device |
July 30, 1991 |
| A solar cell comprises a plurality of series connected photoelectric conversion structures formed on a substrate. The conversion structure consists of a first semiconductor film on a P-type, an intrinsic semiconductor film formed on the first semiconductor film such that one end ther |
| 4987005 |
Chemical vapor processing method for deposition or etching on a plurality of substrates |
January 22, 1991 |
| An improved method for manufacturing uniform films or etching uniformly on a plurality of substrates is shown. The substrates are vertically placed in a reaction chamber so as to be treated at once. A chemical vapor reaction takes place by virtue of a high frequency electric power which |
| 4986213 |
Semiconductor manufacturing device |
January 22, 1991 |
| An improved semiconductor processing is desclosed. In the manufacturing process, just formed semiconductor layer undergoes photo annealing and latent dangling bonds are let appear on the surface and gaps, then neutralizer is introduced to the ambience of the semiconductor. The semico |
| 4937651 |
Semiconductor device free from the current leakage through a semiconductor layer and method for |
June 26, 1990 |
| An improved semiconductor device is disclosed which is free from current leakage due to pin-holes or other gaps. Also an improved method for processing a semiconductor device is shown. According to the invention, gaps produced in fabricating process of the semiconductor layer are filled |
| 4888305 |
Method for photo annealing non-single crystalline semiconductor films |
December 19, 1989 |
| An improved semiconductor processing is disclosed. In the manufacturing process, just formed semiconductor layer undergoes photo annealing and latent dangling bonds are let appear on the surface and gaps, then neutralizer is introduced to the ambience of the semiconductor. The semico |
| 4874855 |
Steroid compounds and process of preparing the same |
October 17, 1989 |
| Disclosed are steroid compounds represented by general formula (I) ##STR1## wherein X and W together as >W-X represent a carbonyl group (>C.dbd.O) or a hydroxymethylene group (>CH(OH)), the hydroxy moiety of the hydroxymethylene group being of .beta.-arrangement, and OR.sup. |
| 4847669 |
Tandem photoelectric conversion device |
July 11, 1989 |
| An improved tandem photoelectric conversion device is shown. The device comprises at least two photoelectric conversion semiconductor assemblies. The assembly located behind the other has higher crystallinity then the other, so that light with a long wavelength passing through the front |
| 4828668 |
Sputtering system for deposition on parallel substrates |
May 9, 1989 |
| An improved sputtering system for depositing film on a substrate is disclosed. The system comprises a vacuum chamber, a pair of electrodes with a target inbetween, a cart on which a plurality of substrates are mounted and a transportation mechanism for transporting the cart passing t |
| 4812415 |
Method for making semiconductor device free from electrical short circuits through a semiconduct |
March 14, 1989 |
| An improved semiconductor device is disclosed which is free from current leakage due to pin-holes or other gaps. Also an improved method for processing a semiconductor device is shown. According to the invention, gaps produced during the fabricating process of the semiconductor layer |
| 4806496 |
Method for manufacturing photoelectric conversion devices |
February 21, 1989 |
| Photoelectric conversion devices are manufactured at high yield by repairing the devices during the final steps of the manufacuturing process. Short current paths resulting from the formation process of semiconductor layers can be eliminated by applying a reverse voltage to the layer |
