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Patent # Description
US-6,545,536 Biasing circuit for VGS drift and thermal compensation of a power device
The present invention proposes a method for adjusting a parameter (IDQ) of a power device (1) by changing an input signal (VG) to said power device, said method...
US-6,545,516 Frequency conversion
A method for converting the frequency of an electrical signal, where an input signal is received, a first local signal and a second local signal of a different...
US-6,542,931 Using sparse feedback to increase bandwidth efficiency in high delay, low bandwidth environment
A method and apparatus for eliminating the inefficient use of network bandwidth cause by numerous acknowledgment transmitted by the receiver to the transmitter...
US-6,542,606 Portable communication device
A portable communication device (1) comprising a first part (2); a second part (3); and coupling hinge (4) for pivotably coupling the first (2) and the second...
US-6,542,556 Space-time code for multiple antenna transmission
A method and apparatus for space-time coding signals for transmission on multiple antennas. A received input symbol stream is transformed using a predefined...
US-6,542,516 Adaptation layer for realizing protocol adaptations in a digital wireless data transmission system
In order to perform data transmission between a mobile station and a cellular radio network, the cellular radio network comprises a radio access network (104,...
US-6,542,501 Speech transmission in a mobile communication network
A digital mobile communication network and a switching system for a digital mobile communication network are provided. A traffic frame may include speech signals...
US-6,542,489 Method and means for transmitting a service page in a communication system
The transmission of a service page according to the present invention provides for versatile data to be displayed on a display of a terminal, which is in contact...
US-6,542,436 Acoustical proximity detection for mobile terminals and other devices
A method and a device for detecting if an object is in proximity to the device, wherein sound (audio) transducers already found in the device are used to realize...
US-6,542,354 Device with interchangeable user-interfaces and method for doing same
A compact device and method for communication and entertainment needs that include having interchangeable user-interfaces and combining various functions...
US-6,542,170 Communication terminal having a predictive editor application
A communication terminal having a display; a keypad having a plurality of keys associated with several letters each; and a processor controlling the display in...
US-6,542,131 Apparatus for suppressing mutual interference between antennas
Apparatus for suppressing mutual interference between antennas placed close to each other, said apparatus consisting of at least one elongated suppressing...
US-D472,549 Portion of a telephone handset
US-D472,548 Display and function key area for a handset
US-6,539,236 Establishment of a connection between a base station and a mobile station using random access channels
A connection establishment method for establishing a random access type connection using a random access channel, which is used in a radio system having several...
US-6,539,048 Ring matched filter for synchronizing to a spreading code
A mobile station is provided for receiving a spread spectrum, code division transmission from at least one transmitter, such as a base station. The mobile...
US-6,538,992 Adaptive scheduling method and apparatus to service multilevel QoS in AAL2
A method and system supports multilevel QoS (Quality of Service) in transferring a plurality of packets from a local peer entity to a remote peer entity of a...
US-6,538,613 Arrangement for aiming a radio link antenna
The invention relates to a method for aiming an antenna, in which method the antenna (A1, A2) is installed in a desired position in order to aim the antenna (A1,...
US-6,538,449 Battery life estimation
Battery life estimation can be performed by using an algorithm and parameter values for the algorithm, scaled according to the type, e.g. capacity and chemistry,...
US-6,536,957 Integrated optical transceiver array
An optical transceiver assembly comprises a plurality of optical signal sources for providing downstream signals and a plurality of photodetectors for detecting...
US-D472,238 Front cover for a handset
US-D472,237 Key arrangement for a handset
US-6,535,979 Method of ciphering data transmission, and cellular radio system
The invention relates to a cellular radio system and a method of ciphering data transmission in a radio system that comprises at least one transceiver...
US-6,535,833 Method and apparatus for filtering measurements used in a generalized positioning system
A positioning system based on an extended Kalman filter (EKF), or other filter, responsive to measurements provided on the basis of information received from, in...
US-6,535,748 Wireless communication transceiver having a dual mode of operation
A transceiver for use in wireless communications including a first antenna and first filter coupled thereto to transmit signals in a first frequency range and a...
US-6,535,598 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,...
US-6,535,564 Adaptive quantization in a pulse-amplitude modulated system
A method and apparatus for adaptively quantizing a digital signal prior to digital-to-analog conversion during pulse shaping in a pulse-amplitude modulated (PAM)...
US-6,535,503 Channel allocation method and radio system using a combination of TDMA and CDMA
A radio system and a channel allocation method in a radio system are provided. The radio system and method have at least one base station communicating with...
US-6,535,461 Communication device
A radio communication device is presented. The device is operated by user input means. The user input means comprise a circular ring which surrounds a display....
US-6,535,155 Method and apparatus for suppressing tones induced by cyclic dynamic element matching (DEM) algorithms
Disclosed is a method and apparatus for performing Dynamic Element Matching (DEM). The method operates to input a plurality of digital values and, for each...
US-6,533,006 Winter tire for vehicle, particularly a traction winter tire for heavy trucks
The present invention relates to a traction winter tire with rows (A-F) of tread pattern blocks (11) and circumferential (a-e) grooves and transverse grooves...
US-D471,905 Front cover for a handset
US-D471,904 Keypad for a handset
US-D471,903 Key arrangement for a handset
US-D471,902 Key matrix for a handset
US-D471,901 Key button for a handset
US-6,532,363 Method and arrangement for transferring special cell information in a cellular system
The invention relates to a method for transferring special cell information in a communications system and a cellular system and mobile station realizing the...
US-6,532,257 Method for performing phase comparison, and phase comparator
In a method for performing a phase comparison, and a phase comparator, two binary signals are compared using two functionally similar asynchronous state...
US-6,532,254 Receiver and receiving method simplifying the interference cancellation of multi-user detection in a direct...
The invention relates to a receiving method and a receiver. In the method, in order to remove interference of a received composite signal, narrowband interfering...
US-6,532,228 Open loop receiver
A receiver for receiving a radio packet transmitted at a transmission frequency. Reception circuitry is arranged to receive radio signals at a receiving...
US-6,532,227 General packet radio service
A method for quickly de-allocating physical channels (PDCH) assigned to packet switched calls in a GPRS supporting GSM digital cellular telephone network. An...
US-6,532,226 Method and arrangement for optimal scheduling of slotted-mode related measurements in a cellular radio system
The timing of frames associated with a certain first communication connection (301) and allocated for measurement and reception of signalling (302, 303) external...
US-6,532,035 Method and apparatus for implementation of close-up imaging capability in a mobile imaging system
A method and apparatus for an imaging capable mobile terminal for close-up imaging is presented. An imaging lens arrangement has a first focal length in one...
US-6,531,845 Battery charging
A battery charging circuit is described in which power is derived from a communications port such as a USB interface (22) and is supplied to a rechargeable...
US-D471,547 Car holder for a handset
US-D471,546 Display area and key array for a handset
US-D471,545 Key button arrangement for a handset
US-6,529,819 Method of evaluating traffic information
A method of evaluating traffic information transmitted by a traffic information service, in which data on the traffic situation on a route to be traveled in the...
US-6,529,717 Menu-driven input of SMS-messages
A mobile communication device utilizes the short message service of its communication network to generate messages. The messages are constructed from a series of...
US-6,529,713 Handset
A radio handset assembly comprising: a wearable element; and a radio handset demountable from the wearable element and comprising a flexible portion which is...
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