Abstract: Disclosed is a flowmeter with an optimized flow cross-section.

Abstract: Disclosed is a flowmeter with an optimized flow cross-section.

Abstract: A flow meter includes at least two spaced-apart measuring sensors, preferably ultrasonic sensors, wherein the coupling in and out of the measurement signals in or out of a fluid occurs via a coupling part which is inserted into a circumferential wall of a measuring channel produced via hydroforming. Alternatively, the coupling in and out of the measurement signals can also occur through a wall of the measuring channel.

Abstract: Disclosed is a flow meter comprising at least two measuring sensors spaced apart from each other, preferably ultrasonic sensors, whose measuring signals are reflected by a deposition-resistant reflector.

Abstract: A microcontroller and a method are provided for determining a flow velocity with an electronic processing unit of an ultrasonic travel time flow meter with arbitrary waveform signals. The electronic processing unit has receiver and transmitter terminals, a signal processing unit and a signal generating unit that is configured to generate an oscillating electric output signal with a time dependent amplitude, wherein the time-dependent amplitude varies according to stored signal parameters.

Abstract: Disclosed is a flow meter with at least two measuring sensors, preferably ultrasonic sensors, spaced apart from each other, wherein the coupling of the measuring signals into and out of a fluid is performed via a coupling element According to the disclosure, the measuring channel is formed with an approximately oval or trapezoid cross-section.

Abstract: Disclosed is a flow meter comprising at least two measuring sensors spaced apart from each other, preferably ultrasonic sensors, whose measuring signals are reflected by a deposition-resistant reflector.

Abstract: Disclosed is a flow meter with at least two spaced-apart measuring sensors, preferably ultrasonic sensors, wherein the coupling in and out of the measurement signals in or out of a fluid occurs via a coupling part which is inserted into a circumferential wall of a measuring channel produced via hydroforming. Alternatively, the coupling in and out of the measurement signals can also occur through a wall of the measuring channel.

Abstract: Disclosed is a flow meter with at least two measuring sensors, preferably ultrasonic sensors, spaced apart from each other, wherein the coupling of the measuring signals into and out of a fluid is performed via a coupling element which is inserted flush into a circumferential wall of a measuring channel.

Abstract: Disclosed is a flow meter with at least two measuring sensors, preferably ultrasonic sensors, spaced apart from each other, wherein the coupling of the measuring signals into and out of a fluid is performed via a coupling element According to the disclosure, the measuring channel is formed with an approximately oval or trapezoid cross-section.

Abstract: Disclosed is a flow meter with at least two measuring sensors, preferably ultrasonic sensors, spaced apart from each other, wherein the coupling of the measuring signals into and out of a fluid is performed via a coupling element which is inserted flush into a circumferential wall of a measuring channel.

Abstract: A meter includes a hermetically encapsulated electronic metering mechanism having a meter unit for the determination of meter readings, the metering mechanism including a data memory for storing the meter readings, and the metering unit including an antenna of a defined shape, and a readout unit arranged outside the metering mechanism for reading the meter readings from the data memory. The meter is operated according to a method for the determination of meter readings and for the wireless transmission of electrical energy. The shape of the readout unit antenna is identical to the shape of the metering unit antenna, wherein the congruent and predefined positioning of the readout unit antenna ensures an effective wireless energy supply to the metering unit by electromagnetic radiation through the readout unit, and, independently thereof, a stable wireless data coupling for the determination of meter readings between the metering unit and the readout unit.

Abstract: A meter includes a hermetically encapsulated electronic metering mechanism having a meter unit for the determination of meter readings, the metering mechanism including a data memory for storing the meter readings, and the metering unit including an antenna of a defined shape, and a readout unit arranged outside the metering mechanism for reading the meter readings from the data memory. The meter is operated according to a method for the determination of meter readings and for the wireless transmission of electrical energy. The shape of the readout unit antenna is identical to the shape of the metering unit antenna, wherein the congruent and predefined positioning of the readout unit antenna ensures an effective wireless energy supply to the metering unit by electromagnetic radiation through the readout unit, and, independently thereof, a stable wireless data coupling for the determination of meter readings between the metering unit and the readout unit.

Abstract: A controller is configured to determine a word in a set of words corresponding to a received coding value, the set of words including at least one data word, at least one modulator command word and at least one gain command word. When the received coding value corresponds to a data word, the controller causes the data word to be modulated. When the received coding value corresponds to a modulator command word, the controller controls a modulator based on the modulator command word. When the received coding value corresponds to a gain command word, the controller controls a gain based on the gain command word.

Abstract: A transmitter device comprises a digital part and an analog part. The digital part comprises a digital modulator for receiving bits and for digitally modulating the received bits. The transmitter device includes first and second digital-to-analog converters. The transmitter device furthermore comprises at least one filter unit arranged in the digital part and coupled between at least one of the first and second digital-to-analog converters and the digital modulator. A table unit is coupled to the at least one filter unit and is used to store pre-defined compensation filter values for the at least one filter unit to compensate different delay mismatches in the analog part of the transmitter device. The filter values of the at least one filter unit are set to those compensation filter values as stored in the table unit (TU) which correspond to a determined delay mismatch.

Abstract: A signal scaling device (D), for a transmission path of a wireless communication equipment, comprises a processing means (PM) adapted to receive a phase and/or amplitude modulated signal (I/Q) to transmit, and arranged to multiply said phase and/or amplitude modulated signal with a chosen complex gain in order to output said phase and/or amplitude modulated signal with a chosen scaled amplitude and a chosen phase offset.

Abstract: A transmitter device is provided which comprises a digital part (DP) and an analog part (AP). The transmitter device furthermore comprises a digital modulator (DM) in the digital part (DP) for receiving bits (MB) and for digitally modulating the receiving bits (MB). A first (IDAC; RDAC) and second digital-to-analog converter (QDAC; ODAC) are provided. The transmitter device furthermore comprises at least one filter unit (H1; HQ; H1) which is arranged in the digital part (DP) and which is coupled between the first and/or second digital-to-analog converter (IDAC; QDAC) and the digital modulator (DM). A table unit (TU) is coupled to the at least one filter unit (H1; HQ) and is used to store pre-defined compensation filter values for the at least one filter unit (H1; HQ) which are required to compensate different delay mismatches in the analog part (AP) of the transmitter device.

Abstract: A signal scaling device (D), for a transmission path of a wireless communication equipment, comprises a processing means (PM) adapted to receive a phase and/or amplitude modulated signal (I/Q) to transmit, and arranged to multiply said phase and/or amplitude modulated signal with a chosen complex gain in order to output said phase and/or amplitude modulated signal with a chosen scaled amplitude and a chosen phase offset.

Abstract: A modulator (M) which may be installed in a wireless communication equipment, comprises i) a modulation means (SPC, M0, GM, CM0, CMI, MX1, US1) for generating digital I/Q signals associated to time slots of a group of time slots, filled with data bits of a burst and separated one from the others by a guard interval filled with guard bits, ii) a filter means (F0) for applying a chosen pulse shape defined by filter values to the digital I/Q signals to output modulated digital I/Q signals, and iii) initialization means (SPC?, M0?, GM?, CM0?, US1?, US2?, MX0) arranged, upon reception of a transmit burst of digital I/Q signals, to feed the filter means with chosen rotated valid symbols, time-aligned with consecutive guard bits and data bits respectively filling a guard interval and the consecutive time slots that enclose it, before transmission to the filter means of the last guard bits filling the guard interval, and/or with digital I/Q signals set to zero just after transmission to the filter means of the last d

Abstract: A control device (CD) is dedicated to the control of the transmission of coded values onto a digital interface (I) connecting a baseband device (BBD) and a baseband interface device (BAI), comprising at least a modulator (M) feeding a gain controller (GC), of a wireless communication equipment. The control device (CD) comprises a storing means (MM1) for storing a coding table establishing a correspondence between symbols for the baseband interface device (BAI) and coding values to transmit to this radiofrequency device through the digital interface (I). Tie coding table comprises a first group of symbols comprising data words for feeding the modulator (M) and a second group of symbols comprising command words for controlling the operation of the modulator (M) and/or the gain controller (GC).