Laminates and laminated articles
What I claim is: 1. A laminate comprising a first layer of plastics material any two regions of which are readily heat sealable to each other; a second layer of a high density plastics material; a thi... Read More
Inventors: Murray, Eric S. A.;, Assignee: Grain Security Foundation Ltd. (Randwick, AU) |
Phase lock loop carrier generator for receiver of phase modulated carrier pulse signals
What we claim is: 1. A demodulator of phase modulated carrier pulse signals in which the pulses are coded according to a plurality of N phases of the carrier, comprising a digital phase lock loop syst... Read More
Inventors: de Laage de Meux, Patrick M.; Maitre, Michel J.;, Assignee: Lignes Telegraphiques et Telephoniques (Paris, FR) |
Squelch circuit
One object of the present invention is to provide a squelch circuit, in which the aforementioned disadvantages in the prior art can be overcome, and in which noise interference can be removed even if ... Read More
Inventors: Tokunaga, Tadatsugu; Fujii, Akira;, Assignee: Nippon Electric Co., Ltd. (Tokyo, JP) |
Control circuit for liquid chromatograph
OF THE INVENTION FIG. 1 illustrates the operating environment in which the control circuit 10 of the present invention finds application. The objective of the configuration of FIG. 1 is to mix in the... Read More
Inventors: Schwartz, Arnold;, Assignee: The Perkin-Elmer Corporation (Norwalk, CT) |
Line fault locating system
An object of this invention is to provide a method and means for locating faults in a system of the type described, which can be operated from a single end of such system. Yet another object of the pr... Read More
Inventors: Taylor, Steven C.;, Assignee: Culbertson Industries Inc. (Palo Alto, CA) |
Radio direction finding apparatus
I claim: 1. In a radio direction finding apparatus comprising a plurality of spaced apart element antennas for receiving a radiated microwave signal from a source whose direction is to be determined, ... Read More
Inventors: Kirchhoff, C. Edward;, Assignee: |
Stretch and stall clock
In accordance with the above and other objects of the invention, there is provided a system clock mechanism which can generate at least two series of pulses with each pulse in a first series of pulses... Read More
Inventors: Goss, Gary J.; Joyce, Thomas F.;, Assignee: Honeywell Information Systems Inc. (Waltham, MA) |
Broadband solid state antenna switch
It is the object of the present invention to provide a broadband solid state antenna switch having high power handling capability. It is the further object of the invention to provide an antenna switc... Read More
Inventors: Ruppel, John S.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Antenna/like impedance matcher
With more particular reference to FIG. 1 there is shown an antenna matching device 10 having a base structure 12 for a cover 14 and face 16. Cover 14 is provided with facing flanges 18 and 20 formed ... Read More
Inventors: Adams, Guy E.;, Assignee: Solitron Devices, Inc. (Tappan, NY) |
Variable power amplifier
What is claimed is: 1. A variable power amplifier system comprising, in combination: an in-phase power divider network having an input port for receiving thereat an alternating signal to be amplified ... Read More
Inventors: Kumar, Mahesh; Upadhyayula, Lakshminarasimha C.;, Assignee: RCA Corporation (New York, NY) |
Adjustable impedance driver network
The present invention provides a variable impedance driver network whose impedance can be matched to a transmission line or other connecting link between the test instrument and the device under test.... Read More
Inventors: Sullivan, Steven K.; Branson, Christopher W.;, Assignee: Tektronix, Inc. (Beaverton, OR) |
Microwave diode switch wherein first diode carries greater control signal current than second diode
In FIG. 1 is shown a detailed schematic diagram of one branch of a conventional SPDT diode microwave switch equipped with my novel circuitry for switching the p-i-n diodes between their conducting an... Read More
Inventors: Holt, Frank;, Assignee: Sanders Associates, Inc. (Nashua, NH) |
Switched current source for sourcing current to and sinking current from an output node
We claim: 1. A switched current source for sourcing current to and sinking current from an output node connectable to a utilization circuit, comprising: first current source means for producing a firs... Read More
Inventors: Davies, Robert B.; Miller, Ira;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Testing and calibrating of amplitude insensitive delay lines
In accordance with the preferred embodiments of the present invention, a delay circuit is presented for providing signal delay. In order to delay an analog signal, the analog signal is first represent... Read More
Inventors: Baumgartner, Richard A.; Dukes, John N.; Fisher, George A.;, Assignee: Hewlett-Packard Company (Palo Alto, CA) |
Waveform reshaping circuit
Accordingly, an object of the invention is to provide a waveform reshaping circuit in which no coding errors occur, even when such interference as described above takes place. The foregoing object and... Read More
Inventors: Hasegawa, Tsunao;, Assignee: Pioneer Electronic Corporation (Tokyo, JP) |
Method and apparatus for measurement of trap density and energy distribution in dielectric films
In accordance with the present invention, a dielectric film is incorporated into an insulated-gate, field-effect transistor (IGFET) such that the dielectric film under test forms the insulating layer ... Read More
Inventors: Fletcher, James C. Administrator of the National Aeronautics and Space; Maserjian, Joseph;, Assignee: |
Radial tire for truck and bus having specified tread to tire width ratio
Accordingly, it is the primary object of this invention to provide a structure for a radial tire for trucks and buses with an improved durability of the shoulder portions without deteriorating the wea... Read More
Inventors: Uemura, Yukihisa;, Assignee: The Toyo Rubber Industry Co., Ltd. (Osaka, JP) |
Integrated circuit with a common power supply for silicon and gallium arsenide circuit portions
What is claimed is: 1. A semi-conductor circuit arrangement powered from an electric power supply which provides a predetermined voltage differential, comprising: a first circuit portion powered from ... Read More
Inventors: Vance, Ian A. W.;, Assignee: International Standard Electric Corporation (New York, NY) |
Image rejection mixer circuit arrangement
We claim: 1. An image rejection mixer circuit arrangement comprising first and second signal mixers each having first and second inputs and an output, a signal input coupled to the first input of each... Read More
Inventors: Baars, Nicolaas J.; Quartly, Jonathan R.;, Assignee: U.S. Philips Corporation (New York, NY) |
Arrangement for restituting selection signals
What is claimed is: 1. In a system for restituting control signals from an isochronous signal, the binary signal of elements of start polarity A and stop polarity 2 of which represent the sampling val... Read More
Inventors: Bodart, Robert; Werts, Jean P. A. R. J.;, Assignee: U.S. Philips Corporation (New York, NY) |
AFC tuning circuit
I claim: 1. An AFC tuning circuit of the type having detection means for generating a voltage signal dependent upon the frequency drift of the circuit, said tuning circuit comprising a voltage control... Read More
Inventors: Sato, Shoji;, Assignee: Alps Electric Co., Ltd. (Tokyo, JA) |
Simplified NRZ data phase detector with expanded measuring interval
There is shown in FIG. 1 a phase locked loop 10 for extracting clocking information from an NRZ data stream 12, and including a digital phase detector 14 constructed in accordance with the invention.... Read More
Inventors: Clendening, Steven J.;, Assignee: Rockwell International Corporation (El Sequndo, CA) |
Switched capacitor amplifier
It is a general object of the present invention to provide a switched capacitor amplifier circuit having a significantly reduced current in the switched capacitor stages. Another object of the present... Read More
Inventors: Heimer, Malcolm L.;, Assignee: Cordis Corporation (Miami, FL) |
Phase locked loop circuit
Accordingly, it is a general object of the present invention to provide a novel and useful phase locked loop circuit in which the above described problems have been solved. Another and more specific o... Read More
Inventors: Fukui, Kiyotake; Matsushima, Hiroshi; Ishigaki, Yukinobu;, Assignee: Matsushita Electric Industrial Co., Ltd. (Kadoma, JA); Victor Company of Japan, Limited (Yokohama, JA) |
Rotary actuators
What is claimed is: 1. An angular movement actuator, comprising a first element having two predetermined portions which are magnetised with opposite magnetic polarities, and a second element providing... Read More
Inventors: Gray, William P.;, Assignee: Racal-Mesl Microwave Limited (Newbridge, GB6) |
Electronic instrument having an operation count function
What I claim: 1. An electronic instrument having an operation count function, comprising: data input means for entering data into said instrument to be operated on; operation instructing means for gen... Read More
Inventors: Matsuyama, Shigeru;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Leakage protective device
The primary object of the present invention is to provide a protective assembly of an interrupter of a leakage detective device with a no-fuse breaker and an actuating mechanism. A secondary object of... Read More
Inventors: Rai, Thin Fay;, Assignee: |
Method and apparatus for complete functional testing of a complex signal path of a semiconductor chip
Briefly, a testing apparatus constructed in accordance with the invention includes a test register coupled to an absolute delay regulator circuit to enable complete functional testing of a clock delay... Read More
Inventors: Iknaian, Russell; Watson, Jr., Richard B.;, Assignee: Digital Equipment Corp. (Maynard, MA) |
Protective baseball batting garment
What I claim as new and desire to secure by Letters Patent, is: 1. A protective baseball batting garment having padded flexibly divided sections, said padded divided sections covering the outer elbow ... Read More
Inventors: Savarino, Julius P.;, Assignee: |
Phase locked loop signal demodulator and squelch circuit
Accordingly, it is a general object of the present invention to provide an improved FM signal demodulator and detector. It is a further object of the present invention to provide an improved FM signal... Read More
Inventors: Bender, Steven Frank;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Multiplexer-related 
