Semiconductor circuit having buffer function
It is an object of the present invention to provide a semiconductor circuit having a buffer function which can eliminate the foregoing drawbacks. Another object of the invention is to provide a semico... Read More
Inventors: Nakamura, Hiroyuki;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Tristate circuit using bipolar transistor and CMOS transistor
An object of the present invention is to provide a semiconductor integrated circuit comprising a bipolar transistor and a CMOS transistor in which the reliability is not lowered by the stress of base-... Read More
Inventors: Iwamura, Masahiro; Kurita, Kozaburo; Maejima, Hideo; Nakano, Tetsuo; Hotta, Atsuo;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
BiMOS semiconductor integrated circuit having short-circuit protection
The object of the present invention is to provide a BiMOS semiconductor integrated circuit having an output circuit capable of removing, from the Darlington circuit during normal operation, rise curre... Read More
Inventors: Denda, Akira;, Assignee: NEC Corporation (Tokyo, JP) |
Vehicle battery disconnect antitheft device
OF A PREFERRED EMBODIMENT OF THE PRESENT INVENTION With reference first to FIG. 1, a preferred embodiment of the antitheft device 10 of the present invention is thereshown for use with a motor vehicl... Read More
Inventors: Sloan, Jeffrey M.;, Assignee: |
Biosensing meter which detects proper electrode engagement and distinguishes sample and check strips
OF THE INVENTION Referring to FIG. 1, sample strip 10 comprises a pair of electrodes 12 and 14 which are supported on a polymeric support 16. A cover sheet 18 is provided with openings 20 and 24 whic... Read More
Inventors: White, Bradley E.; Parks, Robert A.; Ritchie, Paul G.;, Assignee: Boehringer Mannheim Corporation (Indianapolis, IN) |
Electrochemical controlled release drug delivery system
OF THE INVENTION Preparation and Loading of Electroactive Polymers Polymers useful in the present invention are those organic or organometallic polymers which (a) comprise functional groups which can... Read More
Inventors: Miller, Larry L.; Blankespoor, Ronald L.; Zinger, Baruch;, Assignee: Regents of the University of Minnesota (Minneapolis, MN) |
Iontophoretic treatment system
I claim: 1. A method of applying iontophoretic treatment to a biological subject, said method including the steps of: conducting an electrical current through a surface of said subject in a first dire... Read More
Inventors: Tapper, Robert;, Assignee: |
Teething ring
What is claimed is: 1. A teething ring comprising: a teething member including a first and second washer shaped member, each said first and second washer shaped member having, respectively, a first an... Read More
Inventors: Falgout, Andree M.;, Assignee: |
Method and apparatus for the location of remote conductors by analysis of signals induced in an antenna array
The present invention concerns a simple technique for determining the spacing of two conductors. It can be used to determine whether a particular signal source is in fact a single conductor or a space... Read More
Inventors: Howell, Mark Ian;, Assignee: |
Voltage level judging device
It is therefore an object of the present invention to provide a voltage level judging device which is of a simple structure and hence inexpensive to manufacture. The above and other objects of the pre... Read More
Inventors: Horiuchi, Hiroyuki;, Assignee: Sharp Kabushiki Kaisha (Osaka, JP) |
Electronic musical instrument with means for automatically generating chords and harmony
What is claimed is: 1. In an electronic musical instrument having a plurality of function selecting switches, a keyboard, tone signal generating means responsive to operation of the keyboard keys, and... Read More
Inventors: Morez, Gene S.; Swain, Richard S.;, Assignee: Norlin Music, Inc. (Lincolnwood, IL) |
Portamento and glide tone generator having multimode clock circuit
Accordingly, it is an object of the invention to provide a new and improved exponential clock circuit useful in association with an electronic musical instrument tone generator. It is a more specific ... Read More
Inventors: Gross, Glenn M.;, Assignee: Norlin Industries, Inc. (Deerfield, IL) |
Apparatus for working on advancing sheet material
An apparatus for working on sheet material has conveyor means for supporting and moving sheet material, a carriage assembly, means supporting the carriage assembly for movement in one and an opposite ... Read More
Inventors: Boverman, Bentsion; Vodyanitsky, Vilen;, Assignee: Gerber Garment Technology, Inc. (South Windsor, CT) |
Polysonic electronic system for a musical instrument and methods of utilizing and constructing same
OF A PREFERRED EMBODIMENT OF THE PRESENT INVENTION Before explaining the present invention in detail, it is to be understood that the present invention is not limited in its application or uses to th... Read More
Inventors: Plueddemann, John P.;, Assignee: |
Frame construction for string instruments
I claim: 1. A musical instrument comprising a series of modules detachably mounted independent of one another and generally transverse to and on at least two supporting beams, each said module: (a) be... Read More
Inventors: Johansson, Leif S.;, Assignee: |
Analog operation circuit using a multi-collector lateral transistor
The present inventor has previously proposed a multi-collector lateral transistor as shown in FIG. 4 in which an emitter region is surrounded doubly by two collector regions for the purpose of minimiz... Read More
Inventors: Nakagomi, Yoshiyuki;, Assignee: Hitachi, Ltd. (JA) |
Circuit for monitoring the square of the RMS value of a periodic signal
The problem set forth above is solved in the present invention by means of the following: (a) An integrator which is reset to zero at periodic intervals by synchronizing pulses from a timer (clock) sp... Read More
Inventors: Glaser, Helmut; Schick, Ludwig;, Assignee: Siemens Aktiengesellschaft (Berlin and Munich, DE) |
High power amplification arrangement
I claim: 1. An arrangement to provide high power amplification of a microwave signal comprising: a plurality of amplifiers; a first means capable of propagating therein two independent orthogonal mode... Read More
Inventors: Ranghelli, Joseph C.;, Assignee: International Telephone and Telegraph Corporation (New York, NY) |
Continuous transducer drift compensator
What is claimed is: 1. A circuit for reducing the d.c. outputted drift signal component from a transducer generated signal wherein the transducer signal includes the d.c. drift component to be reduced... Read More
Inventors: Lucich, George M.; Seitz, Charles A.;, Assignee: The United States of America as represented by the Secretary of the (Washington, DC) |
Bias current reference circuit
I claim: 1. A bias current reference circuit comprising: reference voltage means for providing a reference voltage proportional to a bias current, comprising: a first diode-connected device; and a sec... Read More
Inventors: Whatley, Roger A.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Apparatus for measuring the phase relation of two alternating current signals
A reference signal is applied to the input terminals of a zero crossing detector. The output square-wave signal of the zero crossing detector is applied to the control terminal of one bilateral switch... Read More
Inventors: Ferrara, John M.;, Assignee: Narco Scientific Industries, Inc. (Fort Washington, PA) |
Voltage to current converter circuit
OF THE INVENTION There is illustrated in the single FIGURE, voltage to current converter circuit 10 of the present invention. The elements contained within dashed outline 12 comprising converter circ... Read More
Inventors: Duffy, William Thomas; Lillis, William Joseph;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Process and apparatus for alternately switching radio signals over respective audio channels
The object of this invention is the improvement in the reproduction quality when switching over from one radio signal to another. The invention improves reproduction quality by providing that, upon in... Read More
Inventors: Weishaupt, Walter; Steins, Wilfried;, Assignee: Bayerische Motoren Werke Aktiengesellschaft (DE) |
Apparatus for automatic selective switching and transmission of input signals
Accordingly, it is a general object of the present invention to provide a new and useful apparatus for automatic selective switching and transmitting of input signals in which the above described inco... Read More
Inventors: Ishigaki, Yukinobu; Ozaki, Hideaki;, Assignee: Victor Company of Japan, Ltd. (Yokohama, JP) |
Optimal satellite TWT power allocation process for achieving requested availability and maintaining stability in ALPC-type networks
In accordance with the present invention the potential overload (saturation-lockup) condition of the conventional ALPC approach is avoided by a scheme that grants network entry (allocates TWT power) t... Read More
Inventors: Adams, Jr., William C.; Patisaul, Charles R.; Duggan, Gerald S.;, Assignee: Harris Corporation (Melbourne, FL) |
Precision control frequency synthesizer having an unstable, variable frequency input signal
The disclosed synthesizer detects the actual frequency difference, a value A, between the frequencies of the input and output signals. A reference source provides a desired frequency difference, a val... Read More
Inventors: Grimes, Gary J.;, Assignee: AT&T Information Systems Inc. (Holmdel, NJ) |
Parallel pseudorandom pattern generator with varying phase shift
OF THE INVENTION For purposes of understanding the objects and function of the present invention, it is desirable to fully understand some of the terminology that is employed herein. In particular, a... Read More
Inventors: Bardell, Jr., Paul H.;, Assignee: International Business Machines (Armonk, NY) |
Stethoscope with pulse rate display
OF THE PREFERRED EMBODIMENTS In FIG. 1, Block 10 represents a microphone which is mounted into the head of the stethoscope. The microphone in response to Korotkoff sounds initiates a signal. The micr... Read More
Inventors: Iguchi, Robert K.;, Assignee: |
Microwave signal amplifier
Considering the above-mentioned disadvantages, the purpose of this invention is to offer a microwave signal amplifier which operates in a stable manner within that range of frequencies outside of, as ... Read More
Inventors: Furutani, Nagahisa; Takahara, Kazuo; Doi, Yoshikazu; Yokouchi, Haruo;, Assignee: Fujitsu Limited (Kawasaki, JP) |
X-ray examination device
In a schematic illustration, FIG. 1 shows an X-ray examination device 1 comprising an X-ray tube 2 and an X-ray spot film device 3. A patient 4 is indicated between the X-ray tube 2 and the spot film... Read More
Inventors: Finkenzeller, Johann; Schmidt, Wilfried; Reinfelder, Heinz;, Assignee: Siemens Aktiengesellschaft (Berlin & Munich, DE) |
Audio Signal Processing 
