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 |
| 7289007 | Temperature compensated variable tilt equalizer A temperature compensated variable tilt equalizer configured to operate over a defined frequency range. The equalizer includes an RF input, an automatic temperature compensation circuit and a manual alignment circuit. The RF input receives an RF signal having a wide... | 10/30/2007 |
| 7274625 | Display device An oscillator circuit includes (2n+1) inverters connected in series when n is a natural number, an integrator circuit having an input terminal connected to an output terminal of a (2n+1)-th inverter and an output terminal connected to an input terminal of a first in... | 09/25/2007 |
| 7212789 | Tunable duplexer The method and apparatus herein identifies tunable duplexer in a communication system. The tunable duplexer includes a tunable receiver filter, a tunable transmitter filter, a variable receiver phase shifter, and variable transmitter phase shifter. Each filter and p... | 05/01/2007 |
| 7205863 | Temperature and frequency equalizer The present invention is an absorptive-type cable temperature and frequency equalizer that offsets changes in the gain of the other circuit components cables with increases in temperature and/or frequency. The equalizer comprises a temperature variable filter networ... | 04/17/2007 |
| 7058436 | Superconducting filter apparatus and wireless receiving amplifier having an abnormality discriminating circuit A superconducting filter apparatus having a refrigerator for cooling the superconducting filter to cryogenic temperatures, a pilot signal generator for generating a pilot signal that is outside the pass band and inputting the pilot signal to the superconducting filt... | 06/06/2006 |
| 7042935 | Equalizer and equalization method An equalizer and an equalization method capable of suppressing distortion specific to radio unit and reducing both the oversampling number and the amount of calculations without causing characteristic deterioration. The equalizer, which equalizes a received signal w... | 05/09/2006 |
| 7042382 | Method of time synchronization of multiple A/D sample data records Multiple analog inputs are converted to respective multiple digital data records by analog to digital converters. A switch inserts a pseudorandom “alignment” code into each analog input at the beginning of conversion. After the analog to digital conversion, this... | 05/09/2006 |
| 7039942 | Pad adjustable equalizer for two way cable transmission A forward signal equalizer for a forward amplifier for two-way coaxial cable systems, of the type having a distribution center distributing forward signals, and having reception facilities for receiving return signals from said cable system, the system having forwar... | 05/02/2006 |
| 7027499 | Detection and correction circuit for blind equalization convergence errors An apparatus processes an equalizer output signal. The equalizer output signal is formed by transmitting an alternate mark inversion input signal over a channel and passing the transmitted signal through an adaptive equalizer. The apparatus includes a correlator cir... | 04/11/2006 |
| 6980739 | Method for gain control of fiberoptic repeating system A method of gain control in a fiberoptic repeating system is disclosed. By the present invention, the signal levels of an optical cable can be frequently monitored without affecting the control operations of the base station. Thus, damped signal levels can effective... | 12/27/2005 |
| 6940539 | Variable cable length compensator for video imaging systems Described herein is a cable length compensator for inclusion in video imaging systems such as X-ray video imaging systems. When such systems are installed at sites of use, cables must generally be installed in the signal path, and the lengths of these cables—which... | 09/06/2005 |
| 6927645 | Electronic component structured to compensate for cable losses and method of production An electronic component and a method of its structuring wherein the component is intended to compensate for “cable loss” attributable to the decay of certain signal characteristics including both frequency and amplitude decay over long distances of coaxial cable... | 08/09/2005 |
| 6587012 | Automatic slope and gain (ASG) detector technique including a pilot signal An apparatus (7) for switching from a first pilot signal and a second pilot signal on a system transporting a plurality of signals. A tuner (30) receives the signals and provides an output signal to a loop compensation circuit (26). The tuner includes a b... | 07/01/2003 |
| 6545567 | Programmable analog tapped delay line filter having cascaded differential delay cells Method and system for a programmable analog tapped delay line filter are disclosed. One embodiment of the present invention is a programmable analog tapped delay line filter comprising an input line, an output line, and one or more gaincells or taps coupl... | 04/08/2003 |
| 6456836 | Frequency multiplier and wireless device incorporating same A compact frequency multiplier can perform high-degree frequency multiplication and can be incorporated in a wireless device. The frequency multiplier includes an input terminal for inputting an input signal, a first resonant circuit resonating with the f... | 09/24/2002 |
| 6169585 | Circuit arrangement for demodulating an intermediate-frequency video signal In a circuit arrangement for demodulating an intermediate-frequency video signal generated while using a Nyquist edge, having a phase-locked loop (1) including a phase detector (3), a loop filter (4) and a voltage-controlled oscillator (5), and a video de... | 01/02/2001 |
| 6043919 | Frequency characteristic correction system for optical network The object of the present invention is to reduce the man-hours for correction of the frequency characteristic of an optical network thereby to augment the productivity. A frequency characteristic correction system for an optical network includes a plurali... | 03/28/2000 |
| 5495468 | System and method for transmitting plural information waveforms over a single communications channel using lincompex techniques At least two information waveforms are transmitted over the same communications channel using Lincompex techniques. Each of the information waveforms are modulated using Lincompex techniques to generate compressed information waveforms and associated cont... | 02/27/1996 |
| 5126700 | Phase stable RF transport system An RF transport system delivers a phase-stable RF signal to a load, such as an RF cavity of a charged particle accelerator. A circuit generates a calibration signal at an odd multiple frequency of the RF signal where the calibration signal is superimposed... | 06/30/1992 |
| 5065410 | Method and arrangement for setting an amplitude equalization characteristic on an equalizer for use in a modem An equalizer characteristic of an amplitude equalizer for use in a modulating and demodulating device (MODEM) can be set with considerable ease. One of a plurality of equalization characteristics assigned to an amplitude equalizer is set by generating and... | 11/12/1991 |
| 5058202 | System and method of transmitting and receiving a licompex modulated signal over a communication channel utilizing frequency modulation techniques A system for transmitting and receiving frequency modulated signals utilizes linked compressor/expander (Lincompex) techniques. The signal to be transmitted is first processed by a Lincompex modulator which infinitely compresses the signal and produces a ... | 10/15/1991 |
| 4984079 | Video preamplifier circuit A high speed, variable gain video preamplifier circuit disposed on a single IC which can accommodate multiple video input channels supplied by cables of varying length. A multiplexer 34 uses information about the cable length supplied to input pads to sel... | 01/08/1991 |
| 4970722 | Broadband local area network A broadband local area network transmits outbound signals in an outbound frequency band and inbound signals in an inbound frequency band. In one configuration, the network comprises a central hub and a plurality of nodes connected to the hub. Each of the ... | 11/13/1990 |
| 4947386 | Fixed gain fixed loss amplification system An easy to install and easy to expand broadband local area network is disclosed. The network has a star-type architecture based upon a fixed-gain, fixed-loss approach to amplification and a star-feeder approach to providing user connection to the network.... | 08/07/1990 |
| 4835494 | Automatic level control system for broadband cable systems A device including automatic gain control for balancing losses in a coaxial transmission path of a network is disclosed. The device includes a fixed gain bidirectional amplifier, an equalizer circuit for equalizing the loss of a fixed amount of cable a ci... | 05/30/1989 |
| 4746881 | Equalizer for frequency independent and dependent transmission loss components with a pilot used for the frequency independent component In addition to an information signal subjected to a frequency dependent and a frequency independent loss component and delivered to an automatic equalizer through a transmission path which is typically a subscriber's communication path between a subscribe... | 05/24/1988 |
| 4642583 | Noise reduction in companding arrangements In a companding arrangement, the presence of a tone in only one of the two transmission directions is detected. Upon such detection, for example during set-up of a telephone call via a satellite transmission channel, the tone is compressed or expanded, de... | 02/10/1987 |
| 4389623 | Automatic equalizer ulitizing a preiodically contained reference signal An automatic equalizer comprises a transversal filter connected to receive an input signal such as a television signal in which a predetermined periodic reference signal is present and having variable tap gains, and a correlator for forming the correlatio... | 06/21/1983 |
| 4253072 | Compandor with sampling and equalization A syllabic compandor using a pilot in the signal frequency band, with a compression ratio between approximately 2 and 20, including a frequency and delay equalizer in the negative-feedback loss-control circuits of the compressor and expandor, to permit hi... | 02/24/1981 |
| 4233576 | Automatic polarization decoupling network An automatic polarization decoupling circuit for decoupling first and second signals originally transmitted with orthogonal polarizations comprising a rotatable quarter-wave plate and a rotatable half-wave plate for linearizing the first signal and rotati... | 11/11/1980 |
| 4225832 | Self-adapting equalizer A control signal x(t) of known characteristics is transmitted over a transmission channel (1) together with a useful signal y(t). The equalizer comprises essentially: a local generator (5) for generating a control signal which is identical with the transm... | 09/30/1980 |
| 4201959 | Automatic equalization system In a long line transmission system, the signal level at the transmission station is pre-equalized by the value Ls which is adjustable according to the signal level at the receiving station. The receiving station equalizes the received signal to... | 05/06/1980 |
| 4196405 | Self-correcting equalization system The invention consists in an equalization system with two sections, one at each end of a transmission channel. The section at the transmission end adds control signals to information signals to be transmitted over the line. The section at the reception en... | 04/01/1980 |
| 4158113 | Level regulator governed by a pilot tone The invention relates to transmission systems and in particular to level regulators controlled by a pilot tone and used in such systems to correct variations over a period of time in the attenuation of the transmission system. The subject of the invention... | 06/12/1979 |
| 4151490 | Automatic cable equalizer circuit A cable equalizer is provided for automatically compensating a signal for cable attenuation as the length of the cable is varied. The circuit detects changes in a reference signal that is inserted in the signal being transmitted over the cable. Any deviat... | 04/24/1979 |
| 4028644 | System equalization for repeatered submarine cable system A system equalizer and a method of equalization employed in a repeatered submarine cable system, in which automatic gain controlled (AGC) submerged repeaters are employed to compensate for fluctuations of the cable loss caused by the temperature fluctuati... | 06/07/1977 |
| 4003006 | Pilot tone controlled adaptive amplitude equalizer An adaptive equalizer to compensate for the effects of frequency-selective fading on a microwave radio system. The equalizer includes two Bode-type bump networks and an AGC amplifier whose slope and gain are respectively controlled by pilot tones added to... | 01/11/1977 |
| 3942137 | Device for the remote adjustment of an inaccessible element The invention relates to a device for the remote adjustment of a switchable network equipping an unattended station on a transmission line, by means of remote control frequencies emitted from a terminal station on this line. The device enables the remote ... | 03/02/1976 |
