Abstract: A method for the geographical location of a mobile radio terminal within a cellular mobile radio network, in which each cell in the mobile radio network can be identified using an identifier containing a cell identification and an area identification and wherein an identifier is emitted and wherein the mobile radio terminal is suitable for receiving and processing such identifiers and for storing one or more identifiers, wherein geographical location of the mobile radio terminal within the cellular mobile radio network is effected by comparing the currently received identifier with one or more stored identifiers, with modification of the cell identification and/or of the area identification in the identifier of a cell involving transmission of a supplementary information item to the mobile radio terminal and the new identifier being stored instead of the old identifier.

Abstract: A method for operating at least one light source, in which an input voltage (Uin) is converted into an AC output voltage, the AC output voltage providing a power for operating at least one light source (5), wherein the frequency of the output voltage is frequency-modulated with a triangular modulation signal if the input voltage (Uin) is a DC voltage.

Abstract: Process and land mobile system for operating a cellular land mobile network in which in case of an overload certain resources of the land mobile network currently being used can be released in order to be available for higher priority applications, and resources can be usable at the same time by several applications, characterized in that selection of the resource to be released takes place, for all resources under consideration an efficiency factor being determined and the resource with the lowest efficiency factor being released.

Abstract: A circuit arrangement for operating a low-pressure discharge lamp may include a voltage source with two terminals; switches; and a series resonant circuit; a controller configured to control the switches such that an AC voltage is applied to the resonant circuit; a PTC thermistor coupled on one side to a circuit point of the resonant circuit and on the other side, at least one of via a diode, to the first terminal of the voltage source and, via a diode to the second terminal of the voltage source; a resistive element connected in series with a diode in the circuit between a terminal of the voltage source and the PTC thermistor; and an evaluation device configured to tap off the voltage drop across the resistive element and being coupled to the controller in order to deactivate the controller.

Abstract: The present invention relates in one embodiment to compounds of formula (Ih) and/or a pharmaceutically acceptable salt thereof with an acid or a base, and/or a pharmaceutically acceptable prodrug and/or a stereoisomer thereof, wherein A is NR2?, S or O; R3a is H, OH, SH, NH2, —C(NR7)NR7?R8, —(CH2)paryl, —(CH2)pNR7R8, —C(O)NR7R8, —N?CR7R8, —NR7C(O)R8, alkyl, cycloalkyl, hydroxyalkyl, haloalkyl, haloalkyloxy, alkoxy, alkylamino, hydroxyalkylamino, halogen, aryl, or heteroaryl; R3 is H, —C(O)NRaRb, halogen, alkyl, haloalkyl, aryl, heteroaryl, OH, SH, NR4?OR5?, NH2, hydroxyalkylamino, alkylamino, alkoxy, cycloalkyl, heterocycloalkyl, hydroxyalkyl, or haloalkyloxy; X is NR2?, O, or S; Z is N or CR2?.

Abstract: The invention relates to a method for connecting a mobile communications connection in a mobile communications network, particularly in a cellular mobile communications network, in the case of temporarily limited accessibility or availability of the mobile communications network due to an overload, between a prioritized first mobile communications terminal device and a non-prioritized second mobile communications terminal device, wherein the non-prioritized mobile communications terminal device is at least partially and at least temporarily blocked due to the overload situation, wherein the first prioritized mobile communications terminal device transmits a call connection attempt, the mobile communications network recognizes the call connection attempt as a prioritized call connection attempt and prioritizes said attempt over other, non-prioritized mobile communications terminal devices and transmits said attempt to the second non-prioritized mobile communications terminal device, wherein the blockage of the

Abstract: The present invention relates to compounds of the general formula (I) and salts and physiologically functional derivatives thereof, wherein R1 is independently hydrogen; alkyl, cycloalkyl, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl, substituted aryl, heteroaryl, substituted heteroaryl, arylalkyl or substituted arylalkyl; R2 is independently —NR3R4, R3 is independently alkyl, cycloalkyl, alkoxy, alkylamine, —OH, —SH, alkylthio, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl or heteroaryl, R4 is independently alkyl, cycloalkyl, alkoxy, alkylamine, alkylthio, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl or heteroaryl; R5 is independently H, COR6, CO2R6, SOR6, SO3R6, alkyl, cycloalkyl, alkoxy, —NH2, alkylamine, —NR7COR6, halogen, —OH, —SH, alkylthio, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl or heteroaryl; R6 is independently H, alkyl, cycloalkyl, —NH2, alkylamine, aryl or heteroaryl; R7 is independently H, alkyl, cycloalkyl, alkoxy, —OH, —SH, alkylthio, hydroxyalkyl, aryl, or heteroaryl; p is 0, or 1;

Abstract: The invention relates to a method for operating a mobile communications network having two or more supply levels (1, 2, 3), wherein the supply levels (1, 2, 3) overlap and are each formed by a plurality of transmission stations, wherein a first supply level (1) is defined as the standard level (1), which guarantees the availability of the mobile communications network, and a second supply level (2, 3) is at least partially and/or temporarily deactivated.

Abstract: The present invention relates to a circuit arrangement for operating at least one electric lamp and at least one LED including: an inverter having a bridge circuit having at least one first bridge transistor and one second bridge transistor arranged in series with one another, a center point of the bridge circuit being defined between the first and second bridge transistors; a lamp supply unit for supplying the electric lamp with energy from the bridge circuit, which includes a supply line with an inductance, via which the center point (M) of the bridge circuit is coupled to a first connection for the electric lamp; the lamp supply unit including an LED supply unit, which is designed to supply the at least one LED with energy. Moreover, it relates to an operating method for at least one electric lamp and at least one LED using such a circuit arrangement.

Abstract: The present invention relates to an electronic ballast for discharge lamps (LA) which have preheatable electrodes (E1, E2). The electronic ballast has a measuring apparatus (M), which is designed to measure, during the preheating process, a variable, which is correlated with the electrode temperature increased by the preheating, of at least one of the electrodes (E1, E2) of a connected discharge lamp (LA), and a control apparatus (C), which is designed to match the electrode temperature, during the preheating process, in response to the measurement by adjusting an operational parameter of the electronic ballast. Furthermore, the electronic ballast is designed to detect cross discharges or a sufficient operating temperature of one of the electrodes (E1, E2) and possibly to ignite the discharge.

Abstract: The drive signal for a switchable heating transformer of an electronic ballast should be capable of being produced in a simple manner. For this purpose, the invention provides for an oscillating inverter voltage, which has a variable inverter frequency, to be tapped off, for example, at the half-bridge center point. The inverter frequency is then preferably converted into a drive signal by a charge pump (C1, C2, D1, D2). As a function of this drive signal, the heating transformer (HT) is switched. Synchronization with externally controlled sequence control of the electronic ballast is therefore also possible.

Abstract: In various embodiments, a circuit for driving a fluorescent lamp is provided. The circuit may include a half bridge including a first switch and a second switch; a drive unit for driving the first switch and the second switch, it being possible for a predetermined state to be established using the drive unit, and it being possible for the driving of the first and the second switch to be modulated as a result of the predetermined state using the drive unit.

Abstract: The present invention relates to compounds of the general formula (II): or pharmaceutically acceptable salts thereof with an acid or a base, or pharmaceutically acceptable prodrugs or a stereoisomer thereof.

Abstract: The present invention relates to compounds of the general formula (I) and salts and physiologically functional derivatives thereof, wherein R1 is independently hydrogen, alkyl, cycloalkyl, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl, substituted aryl, heteroaryl, substituted heteroaryl, arylalkyl or substituted arylalkyl; R2 is independently —NR3R4, R3 is independently alkyl, cycloalkyl, alkoxy, alkylamine, —OH, —SH, alkylthio, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl or heteroaryl, R4 is independently alkyl, cycloalkyl, alkoxy, alkylamine, alkylthio, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl or heteroaryl; R5 is independently H, COR6, CO2R6, SOR6, SO2R6, SO3R6, alkyl, cycloalkyl, alkoxy, —NH2, alkylamine, —NR7COR6, halogen, —OH, —SH, alkylthio, hydroxyalkyl, haloalkyl, haloalkyloxy, aryl or heteroaryl; R6 is independently H, alkyl, cycloalkyl, —NH2, alkylamine, aryl or heteroaryl; R7 is independently H, alkyl, cycloalkyl, alkoxy, —OH, —SH, alkylthio, hydroxyalkyl, aryl, or heteroaryl; p is 0,

Abstract: A circuit arrangement for starting and operating one or more discharge lamps comprising a self-oscillating inverter (1), a resonant circuit (2), a low-pressure discharge lamp (5), a starting voltage controller (3) with a variable resistor (R1), and a lamp filament heating controller (4), wherein the lamp filament heating controller includes an additional variable resistor (R2) in the resonant circuit, which variable resistor measures the current flowing in the resonant circuit, and, in the event of a threshold value being exceeded, disconnects the half-bridge transistor (Q2) and thus limits the current flowing in the resonant circuit, this additional variable resistor (R2) being bypassed by a switch (Q3), depending on the lamp state.

Abstract: The present invention relates to compounds of the general formula (III): or pharmaceutically acceptable salts thereof with an acid or a base, or pharmaceutically acceptable prodrugs or a stereoisomer thereof.

Abstract: The invention relates to a shut-off device comprising a housing which is to be connected to an adjacent conduit in a pressure-tight manner A tubular passage is defined in the housing for a medium flowing through the conduit. Said device also comprises at least one sealing body which can be displaced by an articulated mechanism, by means of an adjusting drive that can be moved vertically in relation to the direction of flow, from an open position into a closed position in which the sealing contour of the at least one sealing body comes into contact with the tubular passage in a radially sealing manner. The articulated mechanism is guided parallel to the direction of displacement of the adjusting drive and comprises a bearing body to which the at least one sealing body is pivotably applied.

Abstract: The present invention relates to compounds of the general formula (III) or pharmaceutically acceptable salts thereof with an acid or a base, or pharmaceutically acceptable prodrugs or a stereoisomer thereof, wherein R3 is H, —C(O)NRaRb, halogen, alkyl, haloalkyl, aryl, heteroaryl, OH, SH, NR4?OR5?, NH2, amine, alkylamine, alkoxy, cycloalkyl, heterocycloalkyl, hydroxyalkyl, or haloalkyloxy; R4 is H, halogen, alkyl, —C(NR7)NR7R8, —(CH2)paryl, —(CH2)pNR7R8, —C(O)NR7R8, —N?CR7R8, —NR7C(O)R8, cycloalkyl, heterocycloalkyl, haloalkyl, hydroxyalkyl, hyodroxyalkylamino, alkylamino, heteroaryl, or aryl; R5 is halogen, alkyl, —C(NR7)NR7R8, —(CH2)paryl, —(CH2)pNR7R8, —C(O)NR7R8, —N?CR7R8, —NR7C(O)R8, cycloalkyl, heterocycloalkyl, haloalkyl, hydroxyalkyl, hydroxyalkylamino, alkylamino, heteroaryl, or aryl.

Abstract: The present invention relates to a method of enlarging a bandwidth available for a group call in a GSM network, in which, within a telephony channel (1) of the GSM network subdivided into a plurality of timeslots (TN0, . . . , TN7), a first (TN2) and at least one second (TN1, TN3) timeslot is allocated to the group call (VGC), the first timeslot (TN2) being provided for transmitting useful data of the group call (VGC) and the at least one second timeslot (TN1, TN3) being provided in order to supply additional bandwidth. Moreover, the present invention relates to a corresponding computer program and a computer program product.

Abstract: The invention relates to a method for reduction of the incoming delay time in network-initiated data transmission in GPRS-mobile communication networks, wherein data transmission is initiated to a mobile communication terminal device in a ready state via a requesting network node, wherein the first data packet to be sent by the requesting network node has already been transmitted to the base station subsystem together with a Paging Request message.