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Vehicular Impact Signaling Device
An apparatus for the deployment of a visible plume to alert other motorists that a proximate motor vehicle has been involved in a collision.
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| Number | Title | Issue Date |
| 7839236 | Power combiners and dividers based on composite right and left handed metamaterial structures Techniques, apparatus and systems that use composite left and right handed (CRLH) metamaterial structures to combine and divide electromagnetic signals at multiple frequencies. The metamaterial properties permit significant size reduction over a conventional N-way r... | 11/23/2010 |
| 7777595 | Multi-channel filter assemblies A filter assembly includes an electrically conductive input member, an electrically conductive output member, and filter elements. Each filter element includes a connection disposed in an open or closed configuration, and a band filter, which may be a band-pass filt... | 08/17/2010 |
| 7719385 | Method and divider for dividing power for array antenna and antenna device using the divider Disclosed herein are a method and divider for dividing power between and supplying the parts of the power to respective radiation elements of an array antenna, and an antenna device using the divider. The division method includes the steps of dividing power, applied... | 05/18/2010 |
| 7400215 | Method and apparatus for increasing performance in a waveguide-based spatial power combiner A power combining array and method of increasing performance in a power combining array includes a waveguide enclosure having a plurality of slotline modules disposed therein. The slotline modules include input and output antennas that have varying physical characte... | 07/15/2008 |
| 7385462 | Wideband radial power combiner/divider fed by a mode transducer A radial power combiner/divider capable of a higher order (for example, N=24) of power combining/dividing and a 15% bandwidth (31 to 36 GHz). The radial power combiner/divider generally comprises an axially-oriented mode transducer coupled to a radial base. The mode... | 06/10/2008 |
| 7372249 | Load measurement for a thermal microwave power sensor A thermocouple power sensor includes the ability to monitor the value of a RF load resistor. A meter connects to the input of a thermocouple-based RF signal power detector. The apparatus can sense its own load resistor DC impedance, so it can detect both aging in an... | 05/13/2008 |
| 7317366 | VHF signal remitter A VHF signal remitter is usable with a satellite system having a coaxial cable connected between the satellite dish and the satellite signal receiver to feed the VHF signal detected by the outer shield of the cable to the antenna input terminal of the receiver. A fi... | 01/08/2008 |
| 7312673 | Radial power divider/combiner A radial power divider-combiner is disclosed. The divider-combiner includes a divider and a combiner. An input signal is provided to a transmission antenna that radiates the input signal inside the divider. Within the divider, the input signal is divided into a plur... | 12/25/2007 |
| 7310243 | Method and components for implementing EMC shielded resonance damping A method and components are provided for implementing EMC shielded resonance damping of a printed circuit board. The EMC shielded resonance damping component includes a capacitor and resistor formed in series combination and contained within a shielded enclosure. A ... | 12/18/2007 |
| 7301422 | Variable differential phase shifter having a divider wiper arm A variable differential phase shifter including an isolation element providing good isolation between output ports, good return loss and reduced reflections. In one embodiment a Wilkinson divider is incorporated in the wiper arm of a wiper type variable differential... | 11/27/2007 |
| 7292121 | RF combining device and method Two or more reflective isolator elements are joined at their outputs to produce an RF combining structure. An RF circulator element is used for each input RF signal as a reflective isolator element to provide a different phase delay according to the direction of pro... | 11/06/2007 |
| 7271680 | Method, apparatus, and system for parallel plate mode radial pattern signaling A method, system, and apparatus for high data rate parallel plate mode signaling. ... | 09/18/2007 |
| 7253701 | Multiplexed amplifier Multiple sensor signals are used to modulate an equal number of frequency-spaced carrier signals in a directional parametric upconverting amplifier. Basically, the carrier signals are separated in a cascaded or parallel configuration of narrow frequency passbands, w... | 08/07/2007 |
| 7239215 | Multicell amplifier and power divider/combiner employable in same A multicell amplifier comprises a first divider unit, which receives the input signal of the amplifier, divides it into 2N subsignals, amplifies them and recombines the amplified signals in two N-way combiners to form two local output signals; two further divider un... | 07/03/2007 |
| 7227430 | Multichip module A bondwire transition arrangement for interconnecting a signal port on one IC of a multichip module with a signal port on another, adjacent, IC of the same module employs a distributed signal-transition process in which the signal on one port appears as subsignals a... | 06/05/2007 |
| 7221239 | Variable power divider A variable power divider and method can vary the RF power between ports in a high power and multi-carrier RF environment, such as is used in controlling signals sent and received in a base station antenna. The variable power divider can include a single-control phas... | 05/22/2007 |
| 7215220 | Broadband power combining device using antipodal finline structure A broadband power combining device includes an input port, an input waveguide section, a center waveguide section formed by stacked wedge-shaped trays, an output waveguide section, and an output port. Each tray is formed of a wedge-shaped metal carrier, an input ant... | 05/08/2007 |
| 7190301 | Radio frequency anechoic chamber with nonperturbing wireless signalling means An anechoic chamber (100) is provided with a system for introducing wireless communication signals into the anechoic chamber (100) for establishing wireless signaling with equipment under test (122), without interfering with signals from the equ... | 03/13/2007 |
| 7183983 | Dual-layer antenna and method A wireless communication device has a housing, an antenna, and a preferably flexible substrate. The housing has first and opposed second major surfaces. The antenna is fixed to the flexible substrate, and is disposed within the housing. The antenna has first and sec... | 02/27/2007 |
| 7123883 | Systems and methods that employ a balanced duplexer The present invention relates to systems and methods that employ a novel balanced duplexer that can be utilized to facilitate concurrent signal transmission and reception. The systems and methods can be employed within mobile devices such as cell phones and utilize ... | 10/17/2006 |
| 7116966 | Transmitting/receiving filter device and communication device First and second transmission paths P1 and P2 are disposed between a first port #1 connected to an antenna ANT and a second port #2 connected to a transceiving circuit 10. The first transmission path P1 includes receiving fi... | 10/03/2006 |
| 7113056 | Radial power divider/combiner A radial power divider-combiner is disclosed. The divider-combiner includes a divider and a combiner. An input signal is provided to a transmission antenna that radiates the input signal inside the divider. Within the divider, the input signal is divided into a plur... | 09/26/2006 |
| 7109902 | Method and system for sampling a signal According to one embodiment of the invention, a method of sampling a signal is provided. The method includes receiving over a signal path an analog signal generated using a first clock signal by a first device. The method also includes sampling the analog signal usi... | 09/19/2006 |
| 7102450 | Method and apparatus for providing clock signals at different locations with minimal clock skew A tapped phase shift ring oscillator may be used to provide multiple clock signals having variable phase delays. Phase delays may be selected to compensate for clock skews at different locations on high speed chips, or to provide clock signals having specific, desir... | 09/05/2006 |
| 7086078 | CATV directional component with signal reversing capability and method The present invention describes a directional CATV component, preferably a signal tap, having a housing frame where coaxial signal cable connections are made allowing for tap circuitry to be placed on either side of the housing frame. The invention allows for the ra... | 08/01/2006 |
| 7084716 | Ultrafast sampler with coaxial transition An ultrafast sampler includes a series of Schottky diodes configured with a coplanar waveguide to form a nonlinear transmission line (NLTL) that compresses a local oscillator input to form a series of strobe pulses. Strobe pulses of opposite polarity are capacitivel... | 08/01/2006 |
| 7075385 | Impedance converter device An impedance converter device comprises an electrically conductive external conductor with one or more connection locations for electrical lines, an electrically conductive internal conductor with one or more connection locations for electrical lines, and also a die... | 07/11/2006 |
| 7062236 | Transmitter circuits A polar loop transmitter includes separate phase and envelope paths providing a linearising scheme for an efficient non-linear power amplifier. Loop filters are included in each of the phase and envelope paths to enable the path characteristics to be matched to one ... | 06/13/2006 |
| 7030715 | High-frequency semiconductor device There is provided a high-frequency GaAs power FET element with high performance, capable of suppressing an abnormal oscillation. Thin film resistors are provided so as to be connected electrically between incoming distributed constant lines connected electrically to... | 04/18/2006 |
| 7026889 | Adjustable antenna feed network with integrated phase shifter A device for feeding signals between a common line and two or more ports. The device including a branched network of feedlines coupling the common line with the ports. The feedlines have transformer portions of varying width for reducing reflection of signals passin... | 04/11/2006 |
| 7023295 | Transmission line having photonic band gap coplanar waveguide structure and method for fabricating power divider using the same A photonic band gap coplanar waveguide transmission line and a method for fabricating a power divider using the same capable of increasing a characteristic impedance, increasing a signal line width of the transmission line and providing high power, includes: a groun... | 04/04/2006 |
| 7015772 | Tunable amplitude unbalance stripline combiner A tunable amplitude unbalance stripline combiner for RF signals in which the amplitude unbalance can be adjusted in order to minimize the amplitude unbalance. The combiner has an upper printed circuit board mounted over a lower printed circuit board. The lowe... | 03/21/2006 |
| 6982613 | Radial power divider/combiner A radial power divider-combiner is disclosed. The divider-combiner includes a divider and a combiner. An input signal is provided to a transmission antenna that radiates the input signal inside the divider. Within the divider, the input signal is divided into a plur... | 01/03/2006 |
| 6980057 | Power amplifier, power distributor, and power combiner In a power amplifier of the present invention, distributed constant lines 105a and 105b have a total line length corresponding to a ½ wavelength of a fundamental wave so as to invert the phase of a fundamental wave component of a first s... | 12/27/2005 |
| 6977950 | Power distribution network for optoelectronic circuits Method and arrangement are disclosed for a power distribution network for distributing power to VCSELS on an optoelectronic chip that maintains a constant bias voltage to the VCSELs. More particularly, the power distribution network includes an H-tree network for di... | 12/20/2005 |
| 6967544 | Miniature LTCC 2-way power splitter A power splitter has a small size with good electrical performance. The power splitter includes a substrate with several dielectric layers. A capacitor is formed between two of the dielectric layers. A pair of inductors are formed by circuit lines located on the die... | 11/22/2005 |
| 6963255 | Power splitter A power splitter that has a small package size and repeatable electrical characteristics. The power splitter includes a low temperature co-fired ceramic (LTCC) substrate with several layers. Electrical components such as resistors and capacitors are integrated withi... | 11/08/2005 |
| 6937845 | High-frequency module and radio device using the same A high-frequency module includes first to fifth terminals, a high-pass filter, a high-frequency switch, a transmitter-side balun, and a receiver-side balun. The high-pass filter is connected to the high-frequency switch, and the high-frequency switch is also connect... | 08/30/2005 |
| 6924562 | Semiconductor integrated circuit having at least one of a power supply plane and ground plane divided into parts insulated from one another A semiconductor integrated circuit is provided. A semiconductor package having a printed circuit board, a semiconductor chip mounted on a first surface of said printed circuit board, at least one power supply electrode on a second surface of said printed circuit boa... | 08/02/2005 |
| 6922116 | Generating arbitrary passive beam forming networks Disclosed are systems and methods which apply design criteria to beam forming network parameters to arrive at a passive beam forming network design. Preferably a beam forming network approach is implemented in two primary stages. Operation of the aforementioned firs... | 07/26/2005 |
