Abstract: A circuit arrangement for use with a mobile telephone includes a transmitting circuit. The transmitting circuit includes a first signal line that corresponds to a first frequency band, a second signal line that corresponds to a second frequency band, a switch that connects an antenna to one of the first and second signal lines, a first amplifier in series with the first signal line, and a second amplifier in series with the second signal line. A first band-pass filter is between the first amplifier and the switch. The first band-pass filter has a frequency range that corresponds to the first frequency band. A second band-pass filter is between the second amplifier and the switch. The second band-pass filter has a frequency range that corresponds to the second frequency band.

Abstract: A radio frequency (RF) module includes a multilayer substrate having dielectric layers and metallization layers that include one or more circuit elements. The metallization layers are located between the dielectric layers. The RF module also includes a symmetric transmission input associated with the multilayer substrate, an RF element on the multilayer substrate to provide RF functionality, and a balun integrated in the substrate behind the symmetric transmission input.

Abstract: A circuit arrangement is described having a terminal (1) for a high-frequency signal, having at least two additional signal leads (21a, 21b, 21c, 22a, 22b), having a switching unit (3) for connecting the terminal (1) to a signal lead (21a, 21b, 21c, 22a, 22b), having a primary protection device (41) against electrostatic discharges, which is connected between the terminal (1) and the switching unit (3), the protection device (41) containing a first voltage limitation element (51), which diverts voltage pulses that exceed a switching voltage of 200 V to a reference potential (7). The use of a gallium arsenide double diode makes it possible to attain the advantage of a low insertion loss coupled with a low switching voltage.

Abstract: Textile care agents containing optionally graft copolymers of (a) ethylenically unsaturated carboxylic acids and (b) carbhydrates. The agents reduce fluffing of textiles in textile treatment processes.

Abstract: Liquid aqueous and nonaqueous textile-cleaning compositions containing particles of a fuzz-reducing component selected from the group consisting of: a) biological polymers, b) hydrogels, c) synthetic polymers and d) silicone emulsions, wherein not less than 90% of the particles of a fuzz-reducing components a), b) or c) have a particle size of less than 100 ?m, and wherein a fuzz-reducing component selected from d) has an average droplet size below 50 ?m.

Abstract: The invention relates to a circuit array with an antenna input (1), a signal input (2) and a signal output (3), a switch unit (4), in which the antenna input (1) is connected to a first protective device (6) against electrostatic discharges, wherein the first5 protective device (6) is a band-pass filter in a ? configuration. An advantage of the first protective device (6) is that when it is used in a mobile telephone, a band-pass filter in the front-end module can be omitted. In addition, the band-pass filter has very favorable filtering characteristics, so that ESD-related interference can be effectively suppressed. The invention also relates to a circuit module and the use of the circuit module.

Abstract: The invention relates to a circuit array with an antenna input (1), a signal input (2) and a signal output (3), a switch unit (4), in which the antenna input (1) is connected to a first protective device (6) against electrostatic discharges, wherein the first protective device (6) has an antenna input (111) and a switch output (112), which are connected to one another by a line (113), and in which a voltage-limiting element (114) is connected to a ground (8) in parallel to the line (113). The advantage of the circuit array of the invention is that the protective device (6) has a low insertion loss. The invention also relates to a circuit module as well as the use of the circuit module as a front-end module.

Abstract: Circuit array, circuit module with the circuit array, and use of the circuit module The invention relates to a circuit array with an antenna input (1), a signal input (2) and a signal output (3), a switch unit (4), in which the antenna input (1) is connected to a first protective device (6) against electrostatic discharges, wherein the first protective device (6) is a band-pass filter in a T configuration. An advantage of the first protective device (6) is that when it is used in a mobile telephone, a band-pass filter in the front-end module can be omitted. In addition, the band-pass filter has very favorable filtering characteristics, so that ESD-related interference can be effectively suppressed. The invention also relates to a circuit module and use of the circuit module.

Abstract: The invention relates to a circuit array with an antenna input (1), a signal input (2) and a signal output (3), and having a switch unit (4) which has a control line (5), with which the optional connecting of the antenna input (1) to the signal input (2) or the signal output (3) can be controlled, in which the antenna input (1) is connected to a first protective device (6) against electrostatic discharges and the control line (5) to a second protective device (7) against electrostatic discharges. As a result of the protective device in the control line, the ESD safety of the circuit array can be improved. The invention also relates to a circuit module and its use as a front-end module in a mobile telephone.

Abstract: The invention relates to a component arrangement in which an electric component (5) is lowered into an indentation (4) of a circuit board (1) and in which the electric component (5) is attached to an auxiliary circuit board (6), which is connected in turn to the circuit board (1). By lowering the electric component (5) in the indentation (4) of the circuit board (1), the component remainder (U) can be reduced advantageously.

Abstract: The invention relates to an electrical switching module with a current-controlled switch (1), which has a transmitter (2) and a receiver (3) input and an output (4) and which electrically connects one of the inputs (2, 3) to the output (4), as desired, and with passive components which form a low-pass filter (5, 6), which is electrically connected to a transmitter input (2) of the switch, where the passive components are part of a multi-layer ceramic passive module, which includes a main casting (7) made of superimposed dielelectric layers (8) and electrically conductive layers (9), and where the switch (1) is configured on the upper or lower side of the main casting (7). In addition, the invention relates to a switching module configuration and the use of the switching module and the switching module configuration. Due to the current-controlled switch (1) a switching module can be achieved using very little power.

Abstract: The invention relates to an electric component having a main body (1), which features an upper side and a lower side and consists at least partially of a dielectric, on the upper side of which a raised or recessed limiting structure (2) borders an upper contact surface (3) which is covered by an upper contact layer (4) whose lower side features two lower contact surfaces (5, 6) insulated from one another, each of which is covered with a lower contact layer (7, 8), and in which one of the lower contact layers (5, 6) is connected in electrically conductive fashion to the upper contact layer (4) by a connecting element (9) passing through the interior of the main body (1). In addition, the invention relates to a method for manufacturing the component as well as its use. The advantage of the component according to the invention is that the upper contact surface (3) can be easily applied at a defined size by means of silk screening or vacuum metallization.

Abstract: A duplexer/diplexer comprising at least a transmission branch and a reception branch. The transmission branch and the reception branch are modularly connected by shielding, and are arranged such that the two branches are matched to an identical value of resistance (50 Ohms) in their passband, and offer broadband high-impedance in the stopband of the band neighboring the passband. As a result, all three ports of the duplexer/diplexer are matched to the same value of resistance given parallel connection of the two branches.

Abstract: Detergent portions containing at least one detersive formulation wholly or partly contained in a dimensionally stable hollow body having an enclosure that wholly or partly surrounds the detersive formulation, the enclosure being formed of an uncompressed material that can disintegrate under laundering, cleaning, or washing conditions and that gives the hollow body dimensional stability, and optionally, the dimensionally stable hollow body having one or more means forming one or more compartments therein.

Abstract: The invention relates to a ceramic microwave filter having an insertion loss characteristic curve with an improved steepness. At least two resonators are provided in a one-piece ceramic body and coupling structures are assigned to the resonators for capacitively coupling the ceramic filter to an external RF circuit. At least one counter-oscillator is led in parallel with the resonators in the ceramic body.

Abstract: A process for the production of colored detergent particles. The process is characterized in that a slurry comprising at least one powdering agent and at least one dye is spray dried so that a colored powdering agent is formed. The thus formed colored powdering agent is then applied to detergent particles.

Abstract: Method for adjusting the filter characteristic of a microwave ceramic filter which has coupled ceramic resonators, that are ceramic resonators configured in a ceramic body, varies the distance between input/output connections and a grounding connection.

Abstract: A strip transmission filter having resonators with impedance skips in which the resonators are provided in a ceramic substrate. The strip transmission filter also includes capacitive couplings. The ceramic substrate has a metallic coating on all sides except for a face side. The coupling structures are at the face side of the substrate. The ceramic substrate is constructed in a stepped formation in a region of the coupling structures and at least one ground terminal. Thus, the adhesion of metallic coating is increased which, in turn, facilitates soldering.

Abstract: Compositions containing p-dinitrosobenzene deposited onto a support of a chemically inert material which is solid at room temperature are provided. The composition is preferably formed by depositing p-dinitrosobenzene from a solution or by sublimation or in the course of its synthesis in the presence of one or more supports. Hydrophilic or hydrophobic silica, hydrophobicized zeolites, carbon blacks and layer silicates are examples of supports. The composition is useful in the production of adhesives, more particularly for bonding elastomers, e.g. in the polymerization or crosslinking of elastomers, and even more particularly in the bonding of rubber to metal.

Abstract: A substantially non-aqueous, free-flowing, storable liquid washing or cleaning formulation comprising:A) from more than 20 to less than 78% by weight of at least one nonionic surfactant;B) from 0.1 to 25% by weight of at least one anionic surfactant;C) from 1 to less than 20% by weight of at least one water-soluble builder; andD) from more than 20 to 35% by weight of at least one bleaching agent.