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A direct-current converter converts an input voltage into an output voltage. It has and which comprises an operating voltage source, a power transformer having a...
Protecting device against interfering electromagnetic radiation comprising
The object of the invention is an elongated EMI gasket (electromagnetic interference), made from an electroconductive material, which is characterised in that...
Spring barrel module
The invention concerns a spring barrel module having two chambers. A spring is located in the first chamber and a damper in the second chamber. The ...
Key button arrangement for a handset
Circuit for selecting interrupt requests in RISC microprocessors
An apparatus and method for prioritizing interrupt requests in a RISC processor. By utilizing hardware to prioritize the requests, processor time is reduced. The...
Method and a device for recognizing speech
According to the invention, speech recognition can be limited to a smaller number making use of commands (16, 17) given by a user. By means of a method and...
Method and an arrangement for treating subscriber data in a mobile station
A method for treating a subscriber data list of the subscriber identity module of a mobile station in a linear memory of the subscriber identity module, and a...
Synchronization of signaling messages and multimedia content loading
A method synchronizes signaling messages and multimedia content loading at a callee terminal. A first signaling message transmitted from a caller terminal to...
Channel selection in a radio link system
The invention relates to a method of channel allocation in a fixed radio link network. For each radio link to be commissioned channels, interference level...
Measurement report transmission in a telecommunications system
A method of obtaining data messages at a radio communication network from a mobile station operating therein during downlink transfer, the method comprising the...
Apparatus, and associated method, for forming a systematic, recursive,
Apparatus, and an associated method, for encoding digital data to be communicated by a sending station, such as a base transceiver station of a cellular...
Known digital QAM modulators use sine/cosine memories and a plurality of multipliers. This can be avoided by replacing the circuitry which carries out the...
Efficient bandwidth allocation for high speed wireless data transmission
The invention relates to a method in a wireless data transmission system (1) which comprises wireless terminals (MT1-MT4), at least a first access point (AP1)...
Variable bit rate transmission of AV signal in packet network
Sample packets (S1-Sn) are formed from an input signal (1), there being a sample period (P1-Pn) related to each sample packet. The sample packets are inserted...
Method of controlling communication resources
According to the method of the invention, connections are divided into at least two different connection classes according to their requirements for transmission...
Method and apparatus for conducting mobile communication over IP networks
A method and apparatus for permitting mobile communications between a Mobile Services Switching Center (MSC) and a Mobile Station (MS) and between MSs by...
Optimal use of an electrically tunable multiband planar antenna
An antenna arrangement for mobile telecommunication devices comprises a planar radiating element (101), a ground plane (402) parallel to the planar radiating...
High frequency circuit with a connection for a printed antenna
An HF-circuit RF-C and a printed antenna A.sub.M together form a radio interface for short-range communication. The HF-circuit is designed, in the form of a...
Apparatus, and an associated method, for detecting digital data using MLSE
detection with a dynamically-sized...
Apparatus, and an associated method, for facilitating recovery of digital data communicated to a receiving station upon a non-ideal channel. Sequences of the...
Method and arrangement for generating cyclic pulses
The invention relates to a method and an arrangement for generating cyclic pulses. A first differential pair includes an input for a first unipolar pulse, and a...
Method and apparatus for measuring a measuring signal and reflected
A measuring method and a measuring apparatus which transmits to a transmission line a measuring signal, a part of which is reflected back to the measuring...
Functional memory based on a trie structure
The invention relates to a method for implementing a functional memory and to a memory arrangement. The memory is implemented as a directory structure comprising...
Speech recognition system including dimensionality reduction of baseband
A method for use in a speech recognition system in which a speech waveform to be modelled is represented by a set of feature extracted parameters in the time...
Method and system for estimating artificial high band signal in speech
codec using voice activity information
A method and system for encoding and decoding an input signal, wherein the input signal is divided into a higher frequency band and a lower frequency band in the...
Mobile application part (MAP) interface for exchanging short messages with
A method for transmitting specific information between a controlling network element and a terminal device via a service center in a communication network, said...
Device and method for measuring the requested and allocated resources in
In the present invention, a measuring device is proposed for measuring system resources which are used by a communication connection in a telecommunication...
Synchronization method and receiver comprising multiplication means,
transform and comparison means
A synchronization method and a receiver used in a radio system in which synchronization is made to a received signal are provided. The radio system includes at...
Method and receiver for receiving and decoding signals modulated with
different modulation methods
A method is presented for demodulating and decoding a block of received digital information consisting of a number of subblocks. One of a predefined number of...
Compensation of delay in linearization loop of power amplifier
A method of compensating delay in an linearization loop of a power amplifier and a linearization arrangement of a power amplifier, which arrangement includes an...
Method and system for bearer management in a third generation mobile
In a telecommunication device the handling of data to be transmitted proceeds according to a protocol stack having a L3 layer and a MAC layer. For handling data...
Adaptive variable length coding of digital video
The invention relates to a method of adaptive variable length coding in which a set of data symbols comprising a certain first number of data symbols having a...
Error concealment in digital audio receiver
A digital audio receiver stores received frames temporarily for decoding and error concealment. A reconstructing block (14) in the decoder reads stored frames...
Hands-free operation of mobile terminal using wireless communication link
A hands-free unit of a system automatically transmits a first paging signal to page a mobile terminal of at least one user of a first category of users and upon...
Method and system for testing the functioning of data communication in a
To test the functioning of downlink data communication a mobile station comprises means (301, 302, 303, 304, 326) for receiving a signal in the downlink...
Service provision in a telecommunications network
The invention relates to a method for service provision in a telecommunications network, specifically in an intelligent network. In accordance with the method,...
Tactile electromechanical data input mechanism
An electromechanical data input mechanism 200, 700, 750 comprises a first structural entity 210, 710, having a first surface 211 and a conductive coupling area...
A filter element comprising a conductive element mounted in a conductive housing, the conductive element and conductive housing arranged such that the conductive...
Method for installing two or more operating systems/user interfaces into an
electronic device and an electronic...
The invention relates to a method for downloading control software/operating systems of user interfaces into an electronic device (1), which comprises two or...
Adaptive system selection database
A method is disclosed for operating a mobile station. The method has a first step of storing data into a memory within the mobile station, the stored data...
Method and system for separating control information and user data from
multicast and broadcast services
The invention is a system and method of transmitting control information and user data, relating to multicast or broadcast services, between a first information...
Method for transmitting a message to a mobile station
The present invention relates to a method for transmitting a message to a mobile station, which method comprises the steps of: storing a predetermined message in...
System for routing and switching in computer networks
A protocol for a computer network in which routing operation codes (ROCs) in headers of packets transmitted within the network specify to a receiving router...
Method and arrangement for transferring information in a packet radio
The invention relates generally to a method and an arrangement for transferring information in a packet radio service. The invention further concerns the...
Keypads style input device for electrical device
A mobile telephone includes a body, a display, and a keypad. The keypad is removably secured to the body and coupled to a processor. The keypad is depressible...
Test fixture and method
A test fixture and method for mechanical testing of production samples of semiconductor chips that have been packaged and mounted on a printed circuit board. The...
Front cover for a handset
Method for coupling a wireless terminal to a data transmission network and
a wireless terminal
The invention relates to a terminal (A), which comprises at least one network interface card (NIC1, NIC2, NIC3) for setting up a data transmission connection to...
Method for dynamically selecting allocation of random access channels in a
Apparatus, and an associated method, by which to select the number of random access channels to form a portion of a frame in a frame-formatted communication...