A transceiver compatible with both wide channel constant envelope 4 level FSK FM modulation and narrow channel pi /4 differential QPSK linear modulation allows compatible interaction between modified constant envelope and non-constant envelope transmitters. All Nyquist filtering occurs in the transmitters, and none in the receiver.

PURPOSE:To improve utilization efficiency of electric energy and to reduce weight of a power source by forming a DC circuit of an inverter for bilaterally converting electric energy between a polyphase AC circuit of a squirrel-cage polyphase induction machine coupled directly to an internal combustion engine and the DC circuit of an electrostatic capacity. CONSTITUTION:Electric energy is bilateral...

PURPOSE:To start an internal combustion engine even if charge of an electrostatic capacity becomes zero by connecting a storage battery to an electrostatic capacity of an inverter for converting energy through a step-up and step-down transformer between a squirrel-cage polyphase induction machine coupled directly to the engine and a DC circuit formed of the capacity. CONSTITUTION:Electric energy i...

The invention concerns a method for opening oysters consisting in: piercing the oyster shell to produce an orifice on the muscle retaining its cover, or in the zone close to said muscle; then injecting into the oyster, through the resulting orifice, a fluid under pressure for cutting out said muscle and/or detaching it from the shell. In a particular embodiment, the appliance for implementing the ...

The apparatus for screening and compacting comprises an inlet (3) for a liquid/solid and/or sludge mixture, an outlet (6) for the liquid after screening, and a cylindrical revolving screen (2). The screen (2) is container internally of a closed container (3), and the inlet (1) of the mixture and the outlet (6) of the screened liquid are coupled to the container (3). The liquid-solid/sludge mixture...

The method concerns preparing a contact material constituted by silver and tin oxide. According to the invention the method comprises the following steps: preparing an aqueous solution containing dissolved silver nitrate and tin oxide particles in suspension, with the size of said particles measured in terms of specific surface area using the BET method lying between about 2 m2/g and 6 m2/g; causi...

Main (10) and standby (12) computers have their own watchdogs (11,13) and provide outputs to a control signal distributor (14) serving two drivers (15.1, 15.2) or position controllers from a change-over switch (19) and two blocking AND/gates (20.1, 20.2). One level of output represents a security potential setting the driver (15) into a security operational state. If both m computers (10,12) are ...

PROBLEM TO BE SOLVED: To make it possible to sufficiently recognize the display of the liquid crystal(LC) display device independently of the brightness of a place for using the device, to improve the brightness of reflected light or transmitted light to be transmitted up to user's eyes and to prevent the double display of characters or the like. SOLUTION: The LC display device is provided with LC...

The invention comprises a process for recovering secondary polyols from polyadducts which contain nonglycolysable constituents. In the process, a precomminuted polyadduct starting material is pretreated with glycols in a shear reactor at elevated temperature and pressure, for a relatively short time period, the nonglycolysable constituent being further comminuted and dispersed and the polyadducts ...

PURPOSE:To get a board display color with good color purity by a method wherein a multi-color EL element is made up by assembling a ZnS:Tb, Mn, F(0.2-0.8, 0.1-0.4, 0-0.3 at %) luminescence layer and a green filter and a red filter. CONSTITUTION:A color filter 2 and a transparent electrode made up of ITO are laminated in the order on a glass base plate 1. Next a first insulating film 4 is formed, a...

A hair clipper body (10) has a support tongue (34) pivoted on an inclined front end (9). A cutter head assembly (12) engages with the clipper body using a tongue receiving socket (42) having a strap (40) on the bottom blade (14). Projections (50,52) are received in slots (44,46) when the support tongue is inserted and the head is attached to the body. The cutting head can be engaged with the body ...

PURPOSE:To prevent a fear of lead disconnection of TAB (tape automated bonding) and to improve the reliability by providing a driving IC, which drives a liquid crystal display panel mounted on a glass substrate, and an EPC electrically connected to the input wiring of the driving IC with an isotropic conductive film between them. CONSTITUTION:A driving IC 7 is positioned and adhered on a lower tra...

A curved mirrored surface ( 78 ) is used to collect radiation scattered by a sample surface ( 76 a) and originating from a normal illumination beam ( 70 ) and an oblique illumination beam ( 90 ). The collected radiation is focused to a detector ( 80 ). Scattered radiation originating from the normal and oblique illumination beams may be distinguished by employing radiation at two different wavelen...

PURPOSE:To reduce the diameter of a superconducting fiber and heighten the electromagnetic stability by compounding a secondary wire containing Nb fibers in the outside of a central stabilizing material, diffusing Sn from a coating layer formed in the outside of the Nb fibers, further gathering a plurality of in-situ rods containing Nb fibers, and processing after drawing. CONSTITUTION:A stabilizi...

A pre-expanded particle of a polyethylene resin based on a non-crosslinked linear very low density polyethylene having a density of 0.88 to 0.915 g/cm<3> and a melt index of 0.1 to 20 g/10 min. which can be used to produce a cellular molded article having superior flexibility, excellent bonding together of the particles, and both large tensile strength and large elongation at break.

PURPOSE:To enhance a critical current and its density by a method wherein an oxide superconductor oriented layer, an oxide superconductor layer, and a normal conductor layer are successively formed in lamination on a base to form a laminated unit, and a superconductive member of this design is composed of two or more laminated units. CONSTITUTION:An oxide superconductor oriented layer 2 is formed ...

The unit has one of the two control circuits used simultaneously as the control circuit for a hill holder. With a dual clutch transmission, the two control circuits comprise a main circuit (3) to control the automatic clutch The other circuit is an auxiliary control circuit (6) which only controls the automatic clutch if the main circuit fails. The hill holder is controlled by the auxiliary contro...

PURPOSE:To obtain a long wire rod with stable superconductivity by using metal-clad carbon fiber as core material and superconductive material as skin material. CONSTITUTION:The material is formed by using metal-clad carbon fiber 1 as core material and superconductive material 3 as skin material. It is possible, therefore, to get long and light-weight superconductive fiber material, and to quickly...

PURPOSE:To increase zero-resistance critical temperature of a Bi-Pb-Sr-Ca-Cu-O oxide by adjusting the molar ratios of the constituent elements Bi, Pb, Sr, Ca and Cu at specific ratios. CONSTITUTION:Bi2O3, SrCO3, CaCO3, CuO and PbO used as raw materials are weighed and mixed at prescribed molar ratios and the mixture is crushed and pressed. The formed product is calcined in air at 845-865 deg.C to ...

PURPOSE:To make it possible to indicate >=108K critical temperature in zero resistance in Bi-Pb-Sr-Ca-Cu-O-based substance by regulating a molar ratio of Bi, Pb, Sr, Ca and Cu which are constitutive elements to a specific ratio. CONSTITUTION:When a molar ratio of each constitutive element is shown as BinPbmSrxCayCuz in a Bi-Pb-Sr-Ca-Cu-O-based oxide, blend of the above- mentioned ingredients is ca...