Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 5363108 | Time domain radio transmission system A time domain communications system wherein a broadband of time-spaced signals, essentially monocycle-like signals, are derived from applying stepped-in-amplitude signals to a broadband antenna, in this case, a reverse bicone antenna. When received, the t... | 11/08/1994 |
| 5361070 | Ultra-wideband radar motion sensor A motion sensor is based on ultra-wideband (UWB) radar. UWB radar range is determined by a pulse-echo interval. For motion detection, the sensors operate by staring at a fixed range and then sensing any change in the averaged radar reflectivity at that ra... | 11/01/1994 |
| 5283584 | High power photon triggered ultra-wideband RF radiator with opposite apertures A photoconductive switch coupled to an energy storage device wherein the tch is comprised of photoconductive semiconductor material while the energy storage device comprises two discrete dielectric mediums. Each medium having a conductive electrode on th... | 02/01/1994 |
| 5248975 | Ground probing radar with multiple antenna capability A ground probing radar system comprising a plurality of antennas for transmitting. Where for each transmitting antenna, an associated individual driver means selectively operable in response to an enabling signal unique to each antenna. Upon receiving a t... | 09/28/1993 |
| 5220328 | Target motion detecting impulse doppler radar system Radiant energy intermittently emitted from a transmitter is reflected as o pulses from a moving target being interrogated to produce Doppler signals by counting of photons of the echo pulses during time domain intervals between emission from the transmit... | 06/15/1993 |
| 5191343 | Radar target signature detector An improved radar system utilizing the principle of nonlinear contact effects for detecting and identifying a target, includes two radar transmitters (12,16) at least one of which is a baseband pulse radar transmitter. Both transmitters illuminate the sam... | 03/02/1993 |
| 5177486 | Optically activated hybrid pulser with patterned radiating element A high voltage sub-nanosecond pulser and radiator including a radial transsion line consisting of a dielectric member sandwiched between two patterned layers of metallization, one of which comprises a plurality of radiating elements. A photoconductive se... | 01/05/1993 |
| 5157401 | Jog detector A shipborne Electric Countermeasures (ECM) system protects ships against an pproaching missile by transmitting electromagnetic jamming signals directly at the missile's radar in order to disturb its range and angle tracking system sufficiently to prevent t... | 10/20/1992 |
| 5148174 | Selective reception of carrier-free radar signals with large relative bandwidth A method for generating a sequence of short radar pulses and a method plus apparatus for detecting those same short pulses when backscattered, even though they are heavily distorted by a target and have additive noise and unwanted signals superimposed on ... | 09/15/1992 |
| 5134408 | Detection of radar signals with large radar signatures Method and apparatus for generating and receiving carrier-free radar pulses that can be detected even though they are heavily distorted by a target and have additive noise superimposed on them, or are in an environment of unwanted signals. The method is e... | 07/28/1992 |
| 5095312 | Impulse transmitter and quantum detection radar system Pulses of short duration are radiated by an impulse radar transmitter wit time domain intervals under control of a clock to monitor a moving target from which echo pulses are reflected. The echo pulses received are measured by a quantum detector in terms... | 03/10/1992 |
| 5049887 | Target range detector with moving target indication An apparatus for determining a target position within a selected range segment includes a range gate generator which provides a range gate signal that enables a detector for a time interval corresponding to the range segment and a signal generator, respon... | 09/17/1991 |
| 4975703 | High resolution short range radar A short range, high resolution, radar system of particular use in training radar operators. The system transmits very short pulses of a radio-frequency (RF) signal at a very high pulse repetition frequency, PRFo. A signal pre-processor samples ... | 12/04/1990 |
| 4955038 | Low-power RF receiver A RF receiver with extremely low standby power consumption. To minimize power consumption during standby, the analog input from the antenna circuit (including tank resonator) is connected directly to the inputs of a comparator. Preferably two comparators ... | 09/04/1990 |
| 4907001 | Extraction of radar targets from clutter The extraction of radar targets, in particular airplanes or cruise missiles, from clutter is typically based on the target's velocity relative to the ground. Equipment using this principle is usually referred to as a doppler processor or moving target ind... | 03/06/1990 |
| 4743906 | Time domain radio transmission system A communications system wherein there is employed a signal mixer in which a received signal is multiplied by a template signal, and then the output of the mixer is integrated. By this process, usable signals are obtained which would be otherwise obscured ... | 05/10/1988 |
| 4695752 | Narrow range gate baseband receiver A baseband receiver with a range gate interval in the order of nanoseconds. A tunnel diode, set to the low level state, is coupled across the output terminals of a bridge that is balanced in the absence of a received signal, during the range gate interval... | 09/22/1987 |
| 4691204 | Radar apparatus A radar apparatus for detecting a distance from a radar antenna (13) to a buried object (1) underground. The radar apparatus calculates the distance based on Maxwell's equation relating to speed of propagation of electromagnetic waves using received signa... | 09/01/1987 |
| 4688041 | Baseband detector with anti-jam capability A method and apparatus for detecting a short pulse signal in the presence of an interfering jamming signal wherein the jamming signal is utilized as the local oscillator in a diode mixer when it is received at a sufficiently high level for efficiently mix... | 08/18/1987 |
| 4510496 | Baseband radar docking system A docking system for positioning a vehicle relative to a selective location employs a baseband communication link between the vehicle and the selected location. Transmitters located at specific points at the selective location are activated upon command f... | 04/09/1985 |
| 4357610 | Waveform encoded altitude sensor The present invention provides a spread spectrum waveform encoded altimeter. Spread spectrum carrier wave signals which are transmitted and later received are processed in a novel edge detecting apparatus which includes a plurality of individual detectors... | 11/02/1982 |
| 4152701 | Base band speed sensor A base band radio speed sensor, for use with the path of travel of the craft whose speed is to be sensed advantageously disposed at right angles to the antenna patterns, utilizes a transmitter flanked by equally spaced receivers for determining the times ... | 05/01/1979 |
| 4150375 | Interferometric protective system for vehicles A base band transmitter cooperates with dual base band receiver antennas, a single receiver channel, and a tapped delay correlator device for the prevention of vehicular collisions, the configuration effectively narrowing the normally wide base band anten... | 04/17/1979 |
| 4126860 | Wire detector A pulser circuit produces pulses of broadband radio frequency (RF) electromagnetic wave energy that are coupled through a hybrid to a transmit-receive antenna which is contiguous with the ground. If a transmitted pulse is incident on a conductive wire in ... | 11/21/1978 |
| 4063240 | Electronic docking system An electronic docking system utilizing a multiplicity of sensing subsystems to derive and display docking parameters during the docking operation is disclosed. The parameters displayed include bow and stern velocities ship's velocity perpendicular and par... | 12/13/1977 |
| 4062010 | Underground pipe detector An apparatus and method wherein an electrical impulse source transmits a radar-type signal through an antenna into the ground and is reflected by a target. The reflected signal or echo is detected by the antenna and an analog-to-digital converter converts... | 12/06/1977 |
| 4017854 | Apparatus for angular measurement and beam forming with baseband radar systems A system for achieving improved angular resolution with baseband radar systems which includes dual baseband receivers and a correlator or tapped transmission line therebetween. The tap on the transmission line at which pulses received by each receiver coa... | 04/12/1977 |
| 3983422 | Detector having a constant false alarm rate A detector which is subject to temperature variations and power supply drift including a tunnel diode circuit having first and second stable states and a variable threshold that is sensitive to noise and input signals within a useful frequency band and pr... | 09/28/1976 |
| 3934252 | Closed loop tunnel diode receiver for operation with a base band semiconductor transmitter A vehicle safety apparatus includes a base band pulse transmitter-receiver system for the detection of an impending collision immediately prior to the contact of the vehicle with another object for the actuation of restraining or other safety devices to p... | 01/20/1976 |
