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Gudmundsson

Bjarki Gudmundsson, Kopanogur IS

Patent application numberDescriptionPublished
20090107841Two-dimensional strandness-and length-dependent separation of nucleic acid fragments - A method is provided for separating single- and double-stranded nucleic acid molecules based on their strandness and length. The method is based on novel two-dimensional gel electrophoresis techniques comprises loading a sample of nucleic acid molecules in a gel electrophoresis apparatus and electrophoresing in a first dimension said sample through a gel matrix under a first set of pre-determined electrophoresis conditions; electrophoresing said gel matrix in a second dimension under a second set of electrophoresis conditions, such that populations of single- and double-stranded nucleic acids are separated, said first and second electrophoresis conditions being different, such that in one dimension electrophoresis allows separation of the sample molecules based on strandness and length, and in the other dimension electrophoresis allows separation based substantially on length, wherein said difference is established with a chemical agent and/or physical parameter affecting the strandness-dependent electrophoresis migration rate of nucleic acids.04-30-2009

Johannes Gudmundsson, Kopavogur IS

Patent application numberDescriptionPublished
20100278122DATA SERVICES ROAMING WITHOUT FULL MOBILE INTERNET PROTOCOL (MIP) SUPPORT - A method and apparatus for providing an interface between a visited network that supports the Simple Internet Protocol (SIP) and a home network that supports the Mobile Internet Protocol (MIP) includes establishing a SIP compatible tunnel between an access gateway process in the visited network and a Proxy Mobile Node of a local process. An MIP compatible tunnel is established between a Home Agent (HA) in the home network and a Proxy Foreign Agent of the local process. Data packets received at the local process over one tunnel are transmitted over the other using data packet encapsulation.11-04-2010

Kristian Gudmundsson, Durham, NC US

Patent application numberDescriptionPublished
20090156621HCV INHIBITORS - The present invention relates to compounds that are useful in the treatment of viruses belonging to Flaviviridae, including flaviviruses, pestiviruses, and hepaciviruses. The invention includes compounds useful for the treatment or prophylaxis of dengue fever, yellow fever, West Nile virus, and HCV.06-18-2009

Patent applications by Kristian Gudmundsson, Durham, NC US

Petur Gudmundsson, Seltjarnarnes IS

Patent application numberDescriptionPublished
20100224714CORD ADJUSTMENT DEVICE - The present invention provides a cord adjustment device for adjusting and managing the additional length of the cord of earphones when being used with portable multi-media devices such as a music player. The cord adjustment device is a spool shaped piece comprising magnetic material and further comprising a mating member which has a magnetic attraction to the spool member. The cord adjustment device is attached to clothing by placing the mating member on the reverse side of the clothing and the spool member on the outer side of the clothing. The cord adjustment device may also comprise a microphone, transmitter/receiver or an audio player.09-09-2010

Thorkell Gudmundsson, San Jose, CA US

Patent application numberDescriptionPublished
20080239937Mitigation of Interference and Crosstalk in Communications Systems - Signals in a multi-channel, impaired communication system are post-processed at the receiver. A triangular matrix Decision Feedback Demodulator (DFD) at the receiver extracts channels without requiring delivery of receiver parameters to the transmitter. Multi-Input Multi-Output (MIMO) processing matrices and DFD parameters are computed by first applying matrix transformations to diagonalize the noise covariance matrix of the multiple channels received at the receiver. QR decompositions (i.e., decompositions into orthogonal and triangular matrices) are then applied to the main channels to obtain triangular channel matrices. The noise-diagonalizing transformations and QR decompositions are then combined to form the MIMO postprocessing matrices and DFD parameters. MIMO postprocessing matrices and DFD parameters are computed from training data and then adapted during live data transmission.10-02-2008
20110156957PRECISE POSITIONING USING A DISTRIBUTED SENSOR NETWORK - A method for determining the location and orientation of a transmitter object by measuring a set of complex electromagnetic field magnitude and phase strengths within a space using one or more receivers is provided. The method includes modeling a set of expected complex electromagnetic strengths to estimated position and orientation of the transmitter object. And estimating parameters related to the transmitter object position based on the residual error between the measured set of complex electromagnetic field values and a set of expected electromagnetic field values. Further embodiments include a method as above including a plurality of receivers with known positions within a limited space including the transmitter object. A sensor network including a plurality of receivers to perform the above method is also provided. The receivers may communicate using a wireless channel.06-30-2011

Patent applications by Thorkell Gudmundsson, San Jose, CA US