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WO/1998/007265A1 |
A programmable cellular telephone activates selected functions based on a user modifiable schedule. The user stores schedule information in a schedule table for automatic function activation/deactivation. A controller controls all cellul...
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WO/1998/006158A1 |
A DC electrical power supply system (30) for converting AC power to DC power for various telecommunications equipment loads includes plural rectifiers (46, 48, 50) or converter(s) (52) utilizing adapter plate(s) (42a-d & 44a-d) for suppo...
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WO/1998/005151A1 |
Method for improving the calling procedure of telephones (13) by creating customized messages (20) for telephones coupled to a telephone exchange (11). The messages are registered on one or more sections of memory (21) located in the tel...
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WO/1998/001990A2 |
A power supply system, more particularly for telephone lines, comprises a load coupled to the power supply by a line, for example a telephone line, the resistance of which is significant in relation to the resistance of the load. Monitor...
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WO/1998/001983A1 |
In an arrangement for controlling the operating mode of a subscriber line interface circuit (1, 2, 3) by means of mode control signals from a control circuit (5) which is connected to the subscriber line interface circuit (1, 2, 3), the ...
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WO/1997/048160A1 |
A circuitry generates an output voltage (V-) having a first polarity relative to a reference potential (P) from an operating voltage (V+) having a second polarity relative to the reference potential (P). The basic operation principle of ...
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WO/1997/048223A1 |
The present invention relates to a device at telecommunication network for distribution of electric power to exchanges, nodes and customer located equipments. Distribution of electric power to the telecommunication network is made to exc...
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WO/1997/042750A1 |
A method and an arrangement for increasing onhook voltage, the arrangement being used in a subscriber interface unit, the subscriber loop (B) comprising lines (a, b), and at least one terminal (3), and the subscriber interface unit compr...
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WO/1997/036385A1 |
A mobile communication device, such as a PHS terminal, etc., having a function which emits sounds through a loudspeaker by superposing an alarming sound upon the sounds of received signals when the field intensity of received radio waves...
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WO/1997/036448A1 |
A system intended to eliminate erroneous operations of the vibrator, a drawback of mobile terminals of the conventional independent vibrator method. The system comprises communication mobile terminals capable of communicating with other ...
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WO/1997/034363A1 |
The aim is to reduce voltage fluctuations in the event of, for example, pulsed load fluctuations arising at the output of a switching controller. To achieve this, the load on the control system in the switching controller is reduced by t...
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WO/1997/033260A1 |
An event sensor circuit monitors power consumption patterns (20-23) of a device (1) to determine occurrence of particular operations by the device (1). In response to detection of one or more particular operations the event sensor signal...
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WO/1997/033446A1 |
The invention concerns a system implementing a wireless subscriber connection and comprising base stations and wireless terminals. The terminal contains functions which may be used for testing the terminal, the subscriber terminal equipm...
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WO/1997/032438A2 |
An access device having an input port (42) for connecting to an upstream section of a coaxial distribution cable and an output port (46) for connecting to a downstream portion of coaxial cable, and provides isolation of an RF communicati...
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WO/1997/032439A2 |
The present invention relates to a terminal (1) for a communication network, the terminal being capable of supporting a plurality of applications (17, 18) and having means of communicating user messages. The terminal comprises means for ...
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WO/1997/029585A1 |
A method and apparatus for the generation of special telecommunications services including integrated services digital network (868), coin phone (870), and T1 circuits (a610) on a line card (816) which also supports Plain Old Telephone s...
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WO/1997/029580A1 |
In a telecommunications network, testing of pre-ringing signalling at customer's premises (3), for example, signalling to activate a caller display unit (15), may be effected remotely. By establishing a test call through the network by w...
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WO/1997/028631A1 |
A personal communications controller (PCC, 10) may be programmed with a customized service configuration (52) based on which telecommunications functions in connection with multiple telephone terminals (16) are managed. The PCC system is...
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WO/1997/028655A1 |
The invention relates to a telephone exchange adapted line circuit connection that includes a predetermined number of line circuits (10a) each capable of being allocated to a telephone exchange subscriber, wherein the line circuits are c...
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WO/1997/026633A1 |
A mobile telephone warning device has a battery-operated (3) detector circuit of low current consumption which is comprised of a transistor switch (2-8, C1, C2, R1, R2, R3, D) that is operative in detecting radio frequency signals captur...
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WO/1997/022887A2 |
Use is made of the characteristic feature that the rise in the "voltage elbow" of a discharging voltage curve (ESK) of the energy store (AKK) is always identical irrespective of the respective condition of the discharging voltage shape t...
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WO/1997/021298A2 |
A cordless mobile part (K-MT) having first means (K-AK1 ... K-AK4, SE1, SE2, ADW) for detecting selection features (SM1, SM2) of the operating states (BZ1 ... BZ4) and second means (K-ZS, K-'mu'C) for controlling the function sequences s...
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WO/1997/021300A1 |
In generating a ringing signal of predetermined frequency and shape between the A- and B-wires (LA, LB) to a subscriber's station (ZL) in a telephone network, the ringing signal is directly injected in or superposed on the DC-levels of t...
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WO/1997/020426A1 |
A terminal (1) for wirebound telecommunication according to the invention comprises a class D amplifier which is supplied with a rectified ringing voltage (Vring) coming from the line (2) in a ringing condition and, in an off-hook condit...
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WO/1997/019429A1 |
A data communication receiver (100) includes a receiver (110) for receiving a message including at least one code, a database (155) for storing codes and image data associated with the codes, and a presentation element (150) for locating...
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WO/1997/019457A1 |
The invention relates to an inductive component having a relay and inductor function. According to the invention, one and the same magnetic circuit is used for both the relay and the inductor function. The inductive component includes a ...
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WO/1997/016932A1 |
A personal electronic device, such as a pager or a cell phone, includes an ambient condition sensor (13, 15, 29), and characteristics of an alert signal provided to inform a user of receipt of a message are altered according to sensed am...
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WO/1997/015135A1 |
An isolation circuit for use as a telephone line interface includes at least one pair of capacitors (54, 56) that differentially couple analog transmit (TX) and receive (RX) channels in full duplex communication across an isolation barri...
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WO/1997/011532A1 |
An incoming calling system of the present invention purposes to securely notify the user of the incoming to a radio portable terminal of a mobile communication unit or the like without disturbing others and decrease the probability of er...
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WO/1997/006629A1 |
In optical wide-band connecting lines and subscriber connection systems having copper remote supply lines, decentralised (especially narrow-band) optical network units of the light waveguide and/or subscribers' equipment are only partly ...
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WO/1997/006630A1 |
A power supply has a plurality of single line interface circuits (20, 22, 24 and 26) each connected by a respective line, to a respective telephone (4, 6, 8 and 10) or other telecommunications device. Each SLIC applies a sufficient volta...
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WO/1997/004574A2 |
A telephone exchange transmits audible signals to a subscriber line to indicate exchange or network conditions. The audible signals to be transmitted to the subscriber line are selected (means 15) from one or more available audible signa...
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WO/1997/004618A1 |
An electronic driver for use with a linear and non-linear transducer includes a voltage controlled oscillator (1630) which generates an output signal (1603) in response to a frequency control signal (1625); a transducer driver (1604) whi...
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WO/1997/001916A1 |
A telephone ring detector (10) detects a ring signal voltage (60) from a diverse set of signals transmitted on a telephone line (12) before a complete alternating current ring signal cycle (58) is received. In an exemplary embodiment, th...
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WO/1996/042162A1 |
A telephone line interface circuit (10) provides an interface between a telephone line (11, 12) and line powered telephone circuits. A first portion (20) of the circuit presents predetermined impedance, current and voltage characteristic...
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WO/1996/041439A1 |
A method and system for increasing the probability of receiving a message in mobile communication systems. The invention uses a synchronization pattern to determine the location of an intended message. In addition, the invention uses the...
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WO/1996/036112A1 |
An isolating circuit for isolating a telephone set from an exchange passes a D.C. feed current but prevents A.C. currents over the range of operating frequencies of the equipment, typically about 300 Hz to 4 KHz. The circuit comprises a ...
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WO/1996/036156A1 |
A technique for powering telephone lines using an unbalance current source and current sink (100), and a technique for improving attenuation/frequency distribution and return loss (impedance matching) of transformer-coupled wire-line com...
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WO/1996/032799A1 |
A communication device connected in parallel to at least one communication apparatus via a transmission line (L1, L2). The device and the apparatus comply with a given DC component envelope. Said device is characterised in that it includ...
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WO/1996/028922A1 |
A battery pack (1), for use with a portable radio-receiving apparatus or radio-telephone such as a cellular telephone, comprising a plurality of rechargeable batteries (3) housed in a box (2) engageable with the apparatus or telephone an...
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WO/1996/027974A1 |
A telecommunications terminal device such as a telephone set, in particular a radio telephone set (1), comprising ring generator means (12, 16) for producing a ringing sound in accordance with signalling information received by the termi...
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WO/1996/027998A1 |
The invention concerns a telecommunication system, in particular in the field of ISDN technology, with a switching device (1), a telecommunication transmitter (19) coupled via a first group of bus lines (3, 4, 5, 6) to the switching devi...
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WO/1996/027970A1 |
DC level control for an electronic telephone line card which filters the DC component from the input audio signal, determines the gain setting of the transmit path, develops a DC adjust voltage opposite to that of the DC shift component ...
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WO/1996/027253A1 |
An incoming-call vibrator has, in a case (1), a circuit which detects an incoming call, a vibrating motor (13) provided with an eccentric weight (12), and a power source cell (6). A clip (2) used for attaching the vibrator to clothes is ...
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WO/1996/023377A1 |
A power subsystem and method for providing phantom power and third pair power via a computer network bus, the bus including first and second conductors. The phantom power subsystem comprises: (1) a power supply having a positive output a...
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WO/1996/021316A1 |
The invention relates to a method and an arrangement for generating a ringing signal to a subscriber set (SD1...SDN). In order to be able to generate the ringing signal as simply and economically as possible, the ringing signal is genera...
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WO/1996/019890A1 |
The present invention provides a method and apparatus for controlling power consumption and access to telephone channels (36) in a cable telephony system (10). The system (10) has two subsystems for limiting power and access, one, when a...
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WO/1996/015611A1 |
A circuit for use with or built into a telephone set, that detects and intercepts the telephone company's ring signal, suppressing the telephone set's existing ringer, and substituting instead, a user selected audio segment. A choice of ...
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WO/1996/015617A1 |
An apparatus (1) for automatically switching a load (2) between different supply voltages (VB1, VB2, VB3) in dependence on varying voltage demands of the load (2), comprises a number of analog series regulators (5, 6, 7). The supply volt...
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WO/1996/015592A1 |
In a driving stage (1) for driving the two differential amplifier output stages (2, 3) of a subscriber line interface circuit, said driving stage (1) being adapted to generate four driving currents in dependence on, on the one hand, tran...
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