Thin buzzer
Accordingly, it is an object of the present invention to eliminate the above-described problems in the related art and to provide a small and thin buzzer which facilitates the connection between the e... Read More
Inventors: Sone, Takahiro;, Assignee: Star Micronics Co., Ltd. (Shizuoka, JP) |
Picture processing method for correcting distorted pictures and apparatus for executing this method
A first object of the present invention, therefore, is to provide a picture processing method for correcting distorted pictures. More specifically, this first object of the invention is to provide a p... Read More
Inventors: Hara, Masanori;, Assignee: NEC Corporation (Tokyo, JP) |
Sound mixing system for film sound editing
AND OBJECTS An object of this invention is the provision of a new and novel sound mixing system for use in sound editing of motion picture film which avoids many of the shortcomings and disadvantages ... Read More
Inventors: Hill, James W.; Finley, Eugene N.;, Assignee: |
Picture stabilizing circuit for generating a forced synchronizing signal
The embodiments of this invention are proposed for solving such conventional disadvantages as described above and aims to provide a stable picture by reliably detecting the forced synchronizing signal... Read More
Inventors: Kim, Jong H.;, Assignee: Gold Star Co., Ltd. (Seoul, KR) |
Method and apparatus for pre-compensation in an optical disc
An improved method and apparatus for modulating a write beam signal in an optical data recording system is disclosed. In a preferred embodiment, the amplitude of a write signal used in a write beam mo... Read More
Inventors: Van, Hai-Hoa; Finegan, Joel D.; Hsieh, Der-Chang;, Assignee: Tandy Corporation (Ft. Worth, TX) |
Method of, and apparatus for, facilitating sychronization of recorded audio and video information
Accordingly, it is an object of the present invention to provide a method in which video information and prescribed other information such as audio information which relate to each other can be record... Read More
Inventors: Kanamaru, Hitoshi; Watanabe, Tsuyoshi;, Assignee: Pioneer Electronic Corporation (Tokyo, JP) |
Reducing audible noise in stereo receiving
We claim: 1. A receiver for receiving a stereophonic signal with upper and lower sidebands carrying a modulating audio signal, said receiver comprising, independent sideband circuitry for providing up... Read More
Inventors: Parker, Robert P.; Short, William R.;, Assignee: Bose Corporation (Framingham, MA) |
Bridge-output amplifier with direct-coupled differential-mode feedback
A source 5 supplies an input signal potential v.sub.IN, which is coupled through capacitor 7 to terminal T.sub.1 of the bridge-output amplifier shown in FIG. 1. The input signal v.sub.IN is applied t... Read More
Inventors: Wheatley, Jr., Carl Franklin;, Assignee: RCA Corporation (New York, NY) |
Rotary seal shaft rotation transducer
I claim: 1. A rotary seal shaft rotation transducer device comprising a. a spindle member adapted to be affixed coaxially to an end of a rotatable shaft for rotation therewith, said spindle member inc... Read More
Inventors: Westbrook, Carl M.;, Assignee: |
Digital acoustic logging method and apparatus
The method and apparatus for processing a received analog signal in accordance with the present invention utilizes a sample and storage device that sequentially samples the amplitude values of a real ... Read More
Inventors: Hall, Jr., Hugh E.;, Assignee: Halliburton Company (Duncan, OK) |
Combined pacemaker delta modulator and bandpass filter
It is a general object of my invention to provide a combined delta modulator and bandpass filter for a pacemaker sense circuit in which only a single amplifier is required. The main advantage of the i... Read More
Inventors: Whigham, Robert H.;, Assignee: Telectronics N.V. (Curacao, AN) |
Low acoustic noise head actuator
What is claimed is: 1. A disk drive system for recording and/or reproducing data on a disk in a plurality of substantially circular, concentric tracks, said system comprising: head means for recording... Read More
Inventors: Sarraf, Raymond E.; Zaharris, Daniel R.;, Assignee: MiniScribe Corporation (Longmont, CO) |
Mirror driving apparatus for optical disk drive
Accordingly, an essential object of the present invention is to provide a mirror driving apparatus which is capable of suppressing resonance of a rotary mirror without increasing a dead band region (h... Read More
Inventors: Takizawa, Teruyuki; Goto, Yoshikazu; Shimada, Toshiyuki;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Monitoring apparatus and method
We claim: 1. A cyclic system comprising; a plurality of cyclic means comprising a plurality of separately operable means provided with a common source of power, transducer means connected to detect on... Read More
Inventors: Gimblett, Christopher Francis; Essam, Derek Mark;, Assignee: Drallium Industries, Ltd (Bexhill-on-Sea, GB2) |
Differential summing amplifier for inputs having large common mode signals
OF A PREFERRED EMBODIMENT In the Figure, amplifier 100 has a summing stage 110, a buffer stage 120, and an output stage 130. Input stage 110 receives two differential input voltages V1 and V2, and co... Read More
Inventors: Hedman, Robert L.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Automatic test equipment for integrated circuits
We claim: 1. An apparatus for testing an electronic circuit, comprising: means for connecting an electronic circuit having an operating condition which is to be tested to said apparatus, said electron... Read More
Inventors: Yeung, Paul K. K.; Howard, Alan D.; Hoo, James W.; Pennock, James L.;, Assignee: Huntron Instruments, Inc. (Lynnwood, WA) |
By-pass boundary scan design
We claim: 1. A self testable logic circuit comprising: a linear feedback shift register for generating test pattern scan information; internal logic which receives test pattern scan information from s... Read More
Inventors: Correale, Jr., Anthony; Doney, Richard M.; O'Donnell, Kim E.; Kegl, Andrew; Tate, Erwin A.; Wu, David M.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Serial scan diagnostics apparatus and method for a memory device
The present invention includes scan diagnostics circuitry useful in connection with a memory chip. The scan diagnostics circuitry preferably includes a serial scan shift register. In one embodiment of... Read More
Inventors: Lyon, Terry L.; Chritz, Jeff;, Assignee: National Semiconductor Corporation (Santa Clara, CA); Control Data Corporation (Minneapolis, MN) |
Implantable N-phasic defibrillator output bridge circuit
It is a primary object of the present invention to provide an implantable defibrillator output circuit capable of delivering a multi-phasic defibrillation pulse without having to repeatedly disconnect... Read More
Inventors: Bocchi, David E.; Laackman, Jeffrey T.; Bach, Jr., Stanley M.;, Assignee: Cardiac Pacemakers, Inc. (St. Paul, MN) |
Cardiac defibrillator including an electronic energy transfer circuit
The invention pertains to an energy transfer circuit for delivering a cardiac defibrillation pulse to a patient. The energy transfer circuit comprises an energy storage capacitor for storing an electr... Read More
Inventors: Morgan, Carlton B.; Yerkovich, Daniel;, Assignee: Physio-Control Corporation (Redmond, WA) |
Cardiac defibrillator with movable contact switch
The present invention is a cardiac defibrillator capable of delivering a cardiac defibrillation pulse to a patient. The defibrillator includes an electrical energy source and an energy storage means f... Read More
Inventors: Morgan, Carlton B.; Szyperski, Joseph E.;, Assignee: Physio-Control Corporation (Redmond, WA) |
Optimal energy steering for an implantable defibrillator
Three prior-art electrode options and one that is the subject of a co-pending application have just been described, all of them requiring substantially less hazard and trauma for the patient than do e... Read More
Inventors: Kroll, Mark W.; Adams, Theodore P.; Supino, Charles G.;, Assignee: Angeion Corporation (Plymouth, MN) |
Apparatus for producing configurable biphastic defibrillation waveforms
The present invention provides a microprocessor controlled output stage that allows for greater flexibility than has been available in defining a biphasic defibrillation waveform. In accordance with t... Read More
Inventors: Pless, Benjamin;, Assignee: Ventritex, Inc. (Sunnyvale, CA) |
Method and apparatus for generating adaptive n-phasic defibrillation waveforms
It is a primary feature of the present invention to provide a method and apparatus for n-phasic defibrillation capable of automatically selecting the particular defibrillation duration and tilt parame... Read More
Inventors: Lang, Douglas J.; Swanson, David K.;, Assignee: Cardiac Pacemakers, Inc. (St. Paul, MN) |
Method and apparatus for automatic shock electrode enabling
Systems and methods useful for maximizing the likelihood of successful defibrillation or cardioversion using an automatic implantable cardioverter/defibrillator system are provided by the present inve... Read More
Inventors: Armstrong, Randolph K.;, Assignee: Intermedics, Inc. (Houston, TX) |
Audio Signal Processing 
