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| Number | Title | Issue Date |
| 8031033 | Printed multilayer solenoid delay line having at least two sub-sets with different patterns A printed solenoid inductor delay line system comprises discrete delay sections, where the inductor is implemented in the form of a printed, spiraling solenoid, with the solenoid axis in the plane of the multi-layer printed circuit board (PCB). ... | 10/04/2011 |
| 7355492 | Electronically controlled hybrid digital and analog phase shifter The inventions presented herein provide a electronically controlled phase shifters that incorporate analog and digital phase shift architectures in a novel manner that realizes the best advantages of each architecture. This combination of complementary phase shift a... | 04/08/2008 |
| 7342534 | Phased array radio frequency pulse generator A phased array radio frequency pulse generator includes a plurality of radio frequency pulse generator units (4, 4a, 4b, 4c) each having a non-linear dispersive electrical circuit (1) incorporating at least one non-li... | 03/11/2008 |
| 7292124 | Variable resonator and variable phase shifter A variable resonator is provided which comprises signal conductor 13 formed on top side surface of dielectric substrate 12, ground conductor layer 11 formed on back side surface thereof and switches 14, wherein signal conductor comprises ... | 11/06/2007 |
| 7230515 | Package for parts for LAN and pulse transformer module for LAN A resin-made base body 1 has first recessed portions 11 and 12 for respectively accommodating a plurality of pulse transformers as well as second recessed portions 13 and 14 for accommodating common mode choke coils which are respe... | 06/12/2007 |
| 7170344 | Multi-band predistorter using power series representation A transmission signal containing signals of a plurality of frequency bands is divided and fed to a linear signal transfer path including a delay circuit and a plurality of distortion generation paths for the plurality of frequency bands. In each distortion generatio... | 01/30/2007 |
| 7035361 | Adaptive noise filtering and equalization for optimal high speed multilevel signal decoding A Signal Conditioning Filter (SCF) and a Signal Integrity Unit (SIU) address the coupled problem of equalization and noise filtering in order to improve signal fidelity for decoding. Specifically, a received signal can be filtered in a manner to optimize the signal ... | 04/25/2006 |
| 7026891 | Monolithic disc delay line In accordance with the invention, a delay line comprises a spirally coiled strip transmission line encapsulated within conductive ground discs. In an advantageous embodiment the delay line is a monolithic ceramic structure produced by forming the stripline on green ... | 04/11/2006 |
| 6828876 | Tapered delay line Thin film devices having conductors of non-uniform line width and line spacing between adjacent conductors at uncoupled regions of symmetrical conductive pathways. Several coil-shaped delay line circuits are disclosed wherein the innermost and outermost conductors e... | 12/07/2004 |
| 6816031 | Adjustable delay transmission line A transmission line includes a signal conductor and at least one varactor diode capacitively coupled to the signal conductor. The transmission line's signal path delay is a function of its shunt capacitance, and the varactor's capacitance forms a part of the transmi... | 11/09/2004 |
| 6788169 | Amplifier composite triple beat (CTB) reduction by phase filtering In a broadband communication system there are multi-stage power amplifier systems for amplifying the power of radio-frequency (RF) communication signals. Each stage of the amplifier system results in composite triple beat (CTB) distortion, and if the phase of the CT... | 09/07/2004 |
| 6762654 | Delay line A compact, small-size delay line that has excellent flatness in group delay time characteristic and an excellent frequency characteristic, is constructed such that one coil is divided into four inductors, and four stages of LC-π type low pass filters including indu... | 07/13/2004 |
| 6476685 | Network for providing group delay equalization for filter networks A circuit and method for creating an all pass network for equalizing the group delay of a filter. The all pass filter provides an equalization network including a transformer having a primary and secondary winding magnetically coupled together. One end of... | 11/05/2002 |
| 6335666 | High frequency circuit with variable phase shift To make a variable phase shifter at low cost and that is easy to manufacture, two propagation paths for a high frequency signal are provided in parallel between the input and the output of the phase shifter. These two paths are of different lengths. An in... | 01/01/2002 |
| 6317013 | Delay line filter A filter, for use with a delay compensating circuit in a delay line filter, formed from co-located capacitors. The capacitors may be formed as traces disposed on a circuit card and co-located to provide capacitive coupling to each other and ground. Proxim... | 11/13/2001 |
| 6281765 | Wide band electrical delay line A non-mechanical electrically adjustable delay device which does not suffer from interruptions in impedance inherent in multiple-tap delay lines. The wide band electrical delay line is capable of delaying a wide band of signals without significant distort... | 08/28/2001 |
| 6078228 | Arrangement and method for phase shifting signals in a telesystem A phase shifting electric circuit (1) comprises units for conveying an input signal (V1) from a main signal input (12) to a main signal output (11). The circuit (1) has a first signal path (18), from the input (12) to the output (11), along which a connec... | 06/20/2000 |
| 5923227 | Non-linear dispersive transmission line A non-linear dispersive transmission line includes a plurality of substantially block-like shaped capacitor elements (4) arranged in sequence in at least two arrays. The even numbered elements (4b, 4d etc) extend side by side to form a first array and the... | 07/13/1999 |
| 5844460 | Wound, solid state inductor Wound, solid state inductors are provided by winding flexible plastic tape having electrically insulative and magnetic permeability properties. Such tape is sometimes referred to as magnetic tape. An electrically conductive layer is placed on at least one... | 12/01/1998 |
| 5825172 | Continuous up/down spectrum scaling of signals A rotating transmission line for use in spectrum up-scaling or down-scaling of signals. The rotating medium is characterized by different velocity gradients, whereby when a signal propagates in such medium, the signal undergoes a Doppler effect as it prop... | 10/20/1998 |
| 5521568 | Electrical delay line An electrical delay line is described. Said line is free from early or late arriving false signals of sufficient amplitude to trigger subsequent stages in the circuitry. This has been accomplished through use of a novel approach to designing the delay lin... | 05/28/1996 |
| 5436601 | Laminated delay line Earth electrodes are formed on two layers. A capacitor electrode is formed on a layer therebetween. A capacitor is formed by the capacitor electrode and the earth electrodes. Coil electrodes are formed respectively on a plural number of layers. The plural... | 07/25/1995 |
| 5389902 | Electromagnetic delay line having a plurality of chip capacitors disposed in more than one row The size of the electromagnetic delay line is reduced by arranging chip capacitors in two rows in a staggered relationship along the lengthwise direction of a base board so that the overall length can be substantially reduced as compared to the convention... | 02/14/1995 |
| 5339056 | Variable delay line with microstrip delay elements selectively connected by sliding switches A variable delay line includes a package housing (61); a circuit board (68) provided within the package housing; a ground conductor pattern (69) provided on a backside of the circuit board; an electrical circuit (70) provided on a top surface of the circu... | 08/16/1994 |
| 5331298 | Inductive device for an electromagnetic delay line and method for fabricating the same A lumped constant type electromagnetic delay line employs an inductive device consisting of a plurality of turns of electroconductive wire in combination with chip capacitors connected to a plurality of taps provided in the inductive device so as to form ... | 07/19/1994 |
| 5177457 | Variable delay line A variable delay line includes a housing package (20, 21); an input terminal (27) extending outwardly from a first side of the housing package; an output terminal (28) extending outwardly from a second side of the housing package which is opposite to the ... | 01/05/1993 |
| 5146191 | Delay line device and a method for producing the same A delay line device for delaying signal transmission. A lamination comprises an uppermost grounding electrode, a lowermost grounding electrode, a plurality of strip-line conductors, a plurality of intermediate grounding electrodes, dielectric layers, and ... | 09/08/1992 |
| 5098528 | Method for making an integrated type LC component A method for the making of an integrated type of LC component comprises the following steps; the coiling of an elongated element made of a metal with valve effect, the ends of which constitute two electrodes; the anodization of the element to form a dielectric... | 03/24/1992 |
| 5043671 | Device for addition of the power from two alternating signals in a linear accelerator An improvement in a device for the combination of two alternating signals of the same frequency in which two microwave combination devices are associated with two phase shifters to combine the two signals. By coupling the two phase shifters according to a... | 08/27/1991 |
| 5030932 | Electromagnetic delay line This electromagnetic delay line is formed by disposing a ground electrode on one surface of a thin dielectric layer and serially connecting main electroconductive strips which are arranged in parallel at certain intervals on the opposite surface of the di... | 07/09/1991 |
| 5030931 | Folding delay line A flexible laminated delay line assembly formed to include a plurality of patterned regions which may be folded into sandwiched relation to one another without affecting electrical continuity. The transmission line layer is laminated between successively ... | 07/09/1991 |
| 4967172 | Microwave phase shifter circuit Disclosed are microwave phase shifter circuits which achieve phase shifts of elementary values and of whole number multiples of the values. The phase shifter circuit is made by utilizing of strip lines arranged in candlestick form on one face of a substra... | 10/30/1990 |
| 4961060 | Electromagnetic delay line comprising several cascaded sections The disclosure concerns electromagnetic delay lines of the type having localized constants and being formed by a cascade of derived m networks. The chokes of the delay line are arranged in a folded line, the chokes of two consecutive networks being separa... | 10/02/1990 |
| 4885562 | Microwave delay circuit having a bridge-T circuit According to the invention, the circuit comprises at least one two-port network of the "M-derived" section type and connected as an all-pass filter with a phase law which is a linear function of frequency. The two-port network is made in monolithic techno... | 12/05/1989 |
| 4800346 | Delay line and its manufacturing method A lumped constant delay line has a substrate, capacitor element disposed on one surface of the substrate provided with a through hole therein, an inductor electrode which is dispossed on the other surface of the substrate and is connected to the capacitor... | 01/24/1989 |
| 4722027 | Hybrid circuit device In a hybrid circuit device comprising a base plate on which a circuit including coils is provided, and a flat package of integrated circuit having a smaller flat area than that of the base plate, the flat package and base plate are superimposed upon each ... | 01/26/1988 |
| 4697162 | Variable delay line system This variable delay line system includes a variable delay line which has two output ends and a plurality of signal input points at its intermediate points, a means for selecting one of the input points of the variable delay line and for inputting a signal... | 09/29/1987 |
| 4695812 | Electromagnetic delay line with inductance element with transversely staggered stacked conducting portions This distributed constant type delay line has an inductance element which has a plurality of main portions lying generally in parallel stacked planes. Each of the main portions has a conducting portion with a generally central line, the conducting portion... | 09/22/1987 |
| 4686495 | Finely variable delay line incorporating coarsely and finely varible delay line elements This finely variable delay line includes a first variable delay line element the delay time provided by which can be relatively coarsely varied, and a second variable delay line element the delay time provided by which can be relatively finely varied, con... | 08/11/1987 |
| 4656442 | Hybrid circuit device A hybrid circuit device comprising a flat package incorporating an integrated circuit therein, and a delay line circuit constituted by a plurality of coils and a plurality of capacitors. A base plate supporting the delay line circuit is disposed on the fl... | 04/07/1987 |
