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Adaptive motion vector field coding
A method for motion compensated encoding of video data. The method comprises the steps of: generating a motion vector field of video pixels of a current frame to...
Procedure for scanning or disconnecting a module line in a V5.2 access node
Procedure for scanning a module line or time slot in a V5 access node connected to a local exchange via a V5 interface and with a number of subscribers connected...
Method and apparatus for performing IP-ID regeneration to improve header
A method and apparatus operable in a system having a transmitter and receiver for reducing the overhead for compressing headers of a plurality of packets that...
Controlling PDP contexts in mobile stations
A method to control the PDP context of a data packet and a mobile station to realise the method. The mobile station comprises a control element, which controls...
Piezoelectric actuator for digital camera optical system
A support for an optical system of a digital camera is constructed which provides adjustable positioning of the lens elements in response to signals from the...
Apparatus, and associated method, for providing a client with messages
Apparatus, and an associated method, provides OOB (out-of-band) and other asynchronous messages to a mobile client. OOB and other asynchronous messages formed of...
User interface for text to speech conversion
An electronic device which comprises a speech synthesizer including a loudspeaker, arranged to convert an input dependent upon punctuated text, to an audio...
Session or handoff methods in wireless networks
A new session or handoff procedure is triggered for a mobile station in a communications network having a packet switched network connected to a wireless...
Multi-mode radio telephone
A radio telephone capable of being operated in more than one radio telephone system, comprising communication means respectively associated with each of the more...
Data transfer verification based on unique ID codes
A method of transferring a data packet from a providing communication terminal to a requesting communication terminal, wherein the requesting communication...
Detection of the speech activity of a source
The scope of the present invention is a device for detecting the source of a voice, which device comprises microphone means (2; 2a, 2b, 2M) for receiving a voice...
Reception method and receiver using several different transport formats
The invention relates to a receiver and a reception method in a data transmission system wherein a signal to be transmitted can comprise information that is...
Digital delta sigma modulator in a fractional-N frequency synthesizer
A digital delta-sigma modulator for controlling a multi-modulus divider in a fractional-N frequency synthesizer features cascaded delta-sigma modulator stages in...
Enforceable and efficient service provisioning
A network element is deployed in a network of interconnected elements. The network element includes a shared buffer multiplexer connected to a link, a set of...
A portable telephone assembly comprising first and second portions arranged to be mutually detachably interconnectable is disclosed. The second portion is...
A broadband antenna comprises a driven element and a parasitic element resonant at different frequencies so that the antenna had a bandwidth encompassing both...
Method and system for aligning a point-to-multipoint access terminal
A method and system is directed to aligning a point-to-multipoint access terminal to an access point. The access terminal provides an output signal, including...
Data card holder and reader therefor
A holder and reader for two or more data cards for a radio communication device, the holder including a body having formations for releasably carrying the two or...
Cell reassembly for packet based networks
A cell processing pipeline is described having a plurality of stages for cell reassembly. The cell has a cell header and a cell payload. One of the stages is...
SIM based authentication mechanism for DHCPv4/v6 messages
The invention is a method of providing a user (12) a terminal network address (14) in a first network (16) through which the user communicates with a data...
Method of establishing and/or maintaining a wake mode for an electrical
The invention concerns a method of establishing and/or maintaining a wake mode in an electrical installation, which in addition to at least one receiving device...
Interface for digital telecommunications system
A node (2) and a local exchange (1) communicate with each other over a V5.2 interface created in response to instructions prepared by a computer (22). The method...
Coding and modulation method and apparatus for its implementation
For conveying coded digital information in the form of multiple-valued symbols from a transmitter to a receiver, the steps of a) encoding digital information in a...
Bit-rate control in a multimedia device
A multimedia terminal comprising: a first encoder (100) for producing a first bit-stream (107) of a first media type and having a first bit-rate; a second...
Arrangement for integration of key illumination into keymat of portable
An integrated keymat or keyboard to be used on an electronic device. The integrated keymat includes a plurality of individual emissive keypads each having a...
The invention concerns a multimedia unit with a removable operating section (OS) for a vehicle. The multimedia unit controls and operates functional components...
Network initialized packet data protocol context activation for
A method is provided to activate a packet data protocol (PDP) context in a cellular network. This may include determining whether users associated with the...
Power control in a multi-carrier radio transmitter
A multi-carrier transmitter has combination means for receiving and combining a plurality of carriers including a first modulated carrier for transmission in a...
Timing method and arrangement for performing preparatory measurements for
A method and an arrangement are provided for performing a transition from a continuous communication mode (601, 701, 801) into a combined slotted communication...
Method and device for synthesizing a virtual sound source
The invention relates to a method for synthesizing a virtual sound source in a system (40) which comprises at least a right and a left channel for transmitting a...
Method and apparatus providing bit-to-symbol mapping for space-time codes
A method for optimizing a bit-to-symbol mapping operation. The method has steps of (a) determining a most probable symbol selection error made during a...
Temperature stabilizer for liquid crystal displays (LCD)
A liquid crystal display (LCD) is positioned with respect to electronic circuit components within a device so as to direct at least a part of thermal energy...
Amplitude imbalance compensation of quadrature modulator
A method and an arrangement for compensating for amplitude imbalance of a quadrature modulator including: determining a first correlation on the basis of a first...
Method in the recognition of speech and a wireless communication device to
be controlled by speech
A method for recognizing speech commands includes defining a time window for recognizing a speech command. A first confidence value is determined for a first...
System and method for displaying a map having two scales
A system and method is provided for displaying a digital map simultaneously having two scales. The digital map includes a detail area having a first scale...
Communication system having implemented point-to-multipoint-multicast
The present invention relates to a communication system having a network (1) and a plurality of user terminals (2,3,4) that are coupled to the network via a...
Method and apparatus for directional radio communication
A method of directional radio communication between a first station and a second station comprises the steps of transmitting signals from the second station to...
Radio telephone buzzer
A portable radio communication device comprising a housing and a buzzer that rings on activation to alert a user of an event, the buzzer being disposed adjacent...
Apparatus, and associated method, for determining geographical positioning
of a mobile station operable in a...
Apparatus, and an associated method, for determining the geographical positioning of a mobile station operable in a mobile radio communication system. Wideband...
Apparatus, and associated method, for effectuating a data service
designated by a service delivery mode
Apparatus, and an associated method, for facilitating routing of a data service call background and foreground service delivery modes are defined. A delivery...
Method for testing the functioning of a radio apparatus, and a mobile
A method for testing the function of a mobile station includes starting the generation and transmission of uplink data to a testing apparatus in response to a...
Method and system for achieving coding gains in wavelet-based image codecs
A method and system for coding a RGB image in an encoder and a decoder. In the encoder, the RGB image components are converted into YUV components. One or more...
Method and apparatus for searching a database
A method of searching an electronic phonebook of a cellular phone, where the phonebook contains a multiplicity of names each being made up of one or more...
Statistical multiplexing in a telecommunications network
A method carries out statistical multiplexing in a telecommunications network comprising a transmitting unit for transferring channels containing information...
Method and apparatus for controlling transmission of packets in a wireless
A system in which a packet-sending entity and a packet-receiving entity communicate using a plurality of parameter signaling channels (SCCH) and also using a...
Variable length coding
The invention relates to a method of variable length coding in which data symbols are arranged into a number of sets, each of which comprises at least a first...
Method of starting a device protected against unauthorized use by a PIN
without using an input
When a PIN need to use a protected device is manually entered for the time, it is encoded by means of unique identity number and stored in a PIN memory, the...
Circuit for interfacing a balanced radio frequency power amplifier with an
A circuit interfacing a balanced RF power amplifier with unbalanced load has a first shunt inductor and a series capacitor connected to a first output and a...
Polyphase filters in silicon integrated circuit technology
An IQ generator is integrated into an IC for generating IQ output signal. The IQ generator includes a signal generator providing input with two identical signals...