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Jun Sun

Jun Sun, San Diego, CA US

Patent application numberDescriptionPublished
20090275097PRIMARY ALCOHOL PRODUCING ORGANISMS - The invention provides a non-naturally occurring microbial organism having a microbial organism having at least one exogenous gene insertion and/or one or more gene disruptions that confer production of primary alcohols. A method for producing long chain alcohols includes culturing these non-naturally occurring microbial organisms.11-05-2009
20100112654MICROORGANISMS FOR THE PRODUCTION OF 1,4-BUTANEDIOL - The invention provides non-naturally occurring microbial organisms comprising a 1,4-butanediol (BDO) pathway comprising at least one exogenous nucleic acid encoding a BDO pathway enzyme expressed in a sufficient amount to produce BDO. The invention additionally provides methods of using such microbial organisms to produce BDO.05-06-2010
20110045575MICROORGANISMS FOR THE PRODUCTION OF 1,4-BUTANEDIOL AND RELATED METHODS - The invention provides non-naturally occurring microbial organisms comprising a 1,4-butanediol (BDO) pathway comprising at least one exogenous nucleic acid encoding a BDO pathway enzyme expressed in a sufficient amount to produce BDO and further optimized for expression of BDO. The invention additionally provides methods of using such microbial organisms to produce BDO.02-24-2011
20110124911SEMI-SYNTHETIC TEREPHTHALIC ACID VIA MICROORGANISMS THAT PRODUCE MUCONIC ACID - The invention provides a non-naturally occurring microbial organism having a muconate pathway having at least one exogenous nucleic acid encoding a muconate pathway enzyme expressed in a sufficient amount to produce muconate. The muconate pathway including an enzyme selected from the group consisting of a beta-ketothiolase, a beta-ketoadipyl-CoA hydrolase, a beta-ketoadipyl-CoA transferase, a beta-ketoadipyl-CoA ligase, a 2-fumarylacetate reductase, a 2-fumarylacetate dehydrogenase, a trans-3-hydroxy-4-hexendioate dehydratase, a 2-fumarylacetate aminotransferase, a 2-fumarylacetate aminating oxidoreductase, a trans-3-amino-4-hexenoate deaminase, a beta-ketoadipate enol-lactone hydrolase, a muconolactone isomerase, a muconate cycloisomerase, a beta-ketoadipyl-CoA dehydrogenase, a 3-hydroxyadipyl-CoA dehydratase, a 2,3-dehydroadipyl-CoA transferase, a 2,3-dehydroadipyl-CoA hydrolase, a 2,3-dehydroadipyl-CoA ligase, a muconate reductase, a 2-maleylacetate reductase, a 2-maleylacetate dehydrogenase, a cis-3-hydroxy-4-hexendioate dehydratase, a 2-maleylacetate aminoatransferase, a 2-maleylacetate aminating oxidoreductase, a cis-3-amino-4-hexendioate deaminase, and a muconate cis/trans isomerase. Other muconate pathway enzymes also are provided. Additionally provided are methods of producing muconate.05-26-2011
20110159572MICROORGANISMS FOR THE PRODUCTION OF 1,4-BUTANEDIOL - The invention provides non-naturally occurring microbial organisms comprising a 1,4-butanediol (BDO) pathway comprising at least one exogenous nucleic acid encoding a BDO pathway enzyme expressed in a sufficient amount to produce BDO. The invention additionally provides methods of using such microbial organisms to produce BDO.06-30-2011
20110201068MICROORGANISMS AND METHODS FOR THE CO-PRODUCTION OF ISOPROPANOL WITH PRIMARY ALCOHOLS, DIOLS AND ACIDS - The invention provides a non-naturally occurring microbial organism having n-propanol and isopropanol pathways, 1,4-butanediol (14-BDO) and isopropanol pathways, 1,3-butanediol (13-BDO) and isopropanol pathways or methylacrylic acid (MAA) and isopropanolpathways. The microbial organism contains at least one exogenous nucleic acid encoding an enzyme in each of the respective n-propanol, 14-BDO, 13-BDO or MAA and isopropanol pathways. The invention additionally provides a method for co-producing n-propanol and isopropanol, 14-BDO and isopropanol, 13-BDO and isopropanol or MAA and isopropanol. The method can include culturing an n-propanol and an isopropanol co-producing microbial organism, where the microbial organism expresses at least one exogenous nucleic acid encoding an n-propanol, an isopropanol, a 14-BDO, a 13-BDO and/or a MAA pathway enzyme in a sufficient amount to produce each of the respective products, under conditions and for a sufficient period of time to produce each of the respective products.08-18-2011
20110201089METHODS FOR INCREASING PRODUCT YIELDS - A non-naturally occurring microbial organism includes a microbial organism having a reductive TCA or Wood-Ljungdahl pathway in which at least one exogenous nucleic acid encoding these pathway enzymes is expressed in a sufficient amount to enhance carbon flux through acetyl-CoA. A method for enhancing carbon flux through acetyl-CoA includes culturing theses non-naturally occurring microbial organisms under conditions and for a sufficient period of time to produce a product having acetyl-CoA as a building block. Another non-naturally occurring microbial organism includes at least one exogenous nucleic acid encoding an enzyme expressed in a sufficient amount to enhance the availability of reducing equivalents in the presence of carbon monoxide or hydrogen, thereby increasing the yield of redox-limited products via carbohydrate-based carbon feedstock. A method for enhancing the availability of reducing equivalents in the presence of carbon monoxide or hydrogen includes culturing this organism for a sufficient period of time to produce a product.08-18-2011
20110207189METHODS FOR INCREASING PRODUCT YIELDS - A non-naturally occurring microbial organism includes a microbial organism having a reductive TCA or Wood-Ljungdahl pathway in which at least one exogenous nucleic acid encoding these pathway enzymes is expressed in a sufficient amount to enhance carbon flux through acetyl-CoA. A method for enhancing carbon flux through acetyl-CoA includes culturing theses non-naturally occurring microbial organisms under conditions and for a sufficient period of time to produce a product having acetyl-CoA as a building block. Another non-naturally occurring microbial organism includes at least one exogenous nucleic acid encoding an enzyme expressed in a sufficient amount to enhance the availability of reducing equivalents in the presence of carbon monoxide or hydrogen, thereby increasing the yield of redox-limited products via carbohydrate-based carbon feedstock. A method for enhancing the availability of reducing equivalents in the presence of carbon monoxide or hydrogen includes culturing this organism for a sufficient period of time to produce a product.08-25-2011
20110212507METHODS FOR INCREASING PRODUCT YIELDS - A non-naturally occurring microbial organism includes a microbial organism having a reductive TCA or Wood-Ljungdahl pathway in which at least one exogenous nucleic acid encoding these pathway enzymes is expressed in a sufficient amount to enhance carbon flux through acetyl-CoA. A method for enhancing carbon flux through acetyl-CoA includes culturing theses non-naturally occurring microbial organisms under conditions and for a sufficient period of time to produce a product having acetyl-CoA as a building block. Another non-naturally occurring microbial organism includes at least one exogenous nucleic acid encoding an enzyme expressed in a sufficient amount to enhance the availability of reducing equivalents in the presence of carbon monoxide or hydrogen, thereby increasing the yield of redox-limited products via carbohydrate-based carbon feedstock. A method for enhancing the availability of reducing equivalents in the presence of carbon monoxide or hydrogen includesculturing this organism for a sufficient period of time to produce a product.09-01-2011
20110217742MICROORGANISMS AND METHODS FOR THE COPRODUCTION 1,4-BUTANEDIOL AND GAMMA-BUTYROLACTONE - The invention provides non-naturally occurring microbial organisms comprising 1,4-butanediol (14-BDO) and gamma-butyrolactone (GBL) pathways comprising at least one exogenous nucleic acid encoding a 14-BDO and GBL pathway enzyme expressed in a sufficient amount to produce 14-BDO and GBL. The invention additionally provides methods of using such microbial organisms to produce 14-BDO and GBL.09-08-2011
20110281337MICROORGANISMS FOR THE PRODUCTION OF 1,4-BUTANEDIOL - The invention provides non-naturally occurring microbial organisms comprising a 1,4-butanediol (BDO) pathway comprising at least one exogenous nucleic acid encoding a BDO pathway enzyme expressed in a sufficient amount to produce BDO. The invention additionally provides methods of using such microbial organisms to produce BDO.11-17-2011
20110300597MICROORGANISMS AND METHODS FOR THE BIOSYNTHESIS OF BUTADIENE - The invention provides non-naturally occurring microbial organisms having a butadiene pathway. The invention additionally provides methods of using such organisms to produce butadiene.12-08-2011

Patent applications by Jun Sun, San Diego, CA US

Jun Sun, Beijing CN

Patent application numberDescriptionPublished
20080226171Correcting device and method for perspective transformed document images - This invention provides a correcting device and a correcting method for perspective transformation of document images. The correcting device comprises a horizontal vanishing point determining unit, for detecting a horizontal vanishing point of the perspective transformed document image; a vertical vanishing point determining unit, for detecting a vertical vanishing point of the perspective transformed document image; and a perspective transformation correcting and converting unit, for correcting the perspective transformed document image; wherein the horizontal vanishing point determining unit comprises a direct horizontal line segment detecting unit, an indirect horizontal line segment detecting unit and a horizontal vanishing point detecting unit, and wherein the horizontal vanishing point detecting unit detects a horizontal vanishing point in accordance with a direct horizontal line segment detected by the direct horizontal line segment detecting unit and an indirect horizontal line segment detected by the indirect horizontal line segment detecting unit.09-18-2008
20100220930VIDEO TEXT PROCESSING APPARATUS - Video frames that contain text areas are selected from given video frames by removing redundant frames and non-text frames, the text areas in the selected frames are located by removing false strokes, and text lines in the text areas are extracted and binarized.09-02-2010

Patent applications by Jun Sun, Beijing CN

Jun Sun, Fremont, CA US

Patent application numberDescriptionPublished
20100192142System and Methods for Migrating Independently Executing Program into and Out of an Operating System - This invention generally relates to a methods and system in the field of independent programs operating within an operating system such as Linux and more particularly to computer software embodied in a computer readable medium including: an independent program for running autonomously in a native mode within an associated computer processor; an operating system program for running autonomously within an associated computer processor; a mode switcher process for switching operation from the independent program to the operating system program whereby the independent program functions as an embedded entity of the operating system; and wherein the mode switcher program switches the independent program from the operating system program whereby the independent program runs autonomously in the native mode.07-29-2010
20110252172SYSTEM AND METHOD FOR CONCURRENT OPERATION OF DUAL INTERFACES BETWEEN UICC AND MOBILE DEVICE - This invention relates to a process and system for operating a UICC with a terminal such as a cell phones or a PC, where there is an ISO 7816 channel and/or an IC-USB channel between the UICC and the terminal. The invention enables a Concurrent operation mode for simultaneously communicating data or ISO protocol commands over the ISO 7816 channel and communicating data or USB protocols over the IC-USB channel. The system dynamically enters and exits Concurrent mode when both the UICC and the terminal support it, and operates in standard operation modes when either of them does not support it. In one embodiment, on the terminal, the ISO interface is connected to the communication processor and the IC-USB interface is connected to the application processor through a USB bridge chip, and the UICC can be configured either as a host or a gadget.10-13-2011

Patent applications by Jun Sun, Fremont, CA US

Jun Sun, Calgary CA

Patent application numberDescriptionPublished
20100142759A SYSTEM AND A METHOD FOR DETECTING A DAMAGED OR MISSING MACHINE PART - A system and a method for detecting a damaged or missing machine part. The system includes an image capturing device for capturing images of the machine and a processor for processing the captured images. The system may further include a sensible output for providing an indication of a damaged or missing machine part. The method includes capturing images of the machine against a background which moves relative to the machine over time, selecting a pair of time-separated images from the captured images, generating a displacement image from the pair of images, comparing the machine from the displacement image with a machine model, and identifying a damaged or missing machine part from the comparison of the displacement image with the machine model. The method may further include providing a sensible output which indicates a damaged or missing machine part.06-10-2010

Jun Sun, Cupertino, CA US

Patent application numberDescriptionPublished
20090266699Switch structures for use on printed circuit boards - An electrical contact area on a printed circuit board (“PCB”), that would otherwise be subject to abrasion and possibly also corrosion, can be protected by covering it with another, more durable contact structure that is bonded to the first-mentioned contact area using an anistropic conductive adhesive (“ACA”). The more durable contact structure may include a member of PCB material or the like with electrically connected electrical contacts on its upper and lower surfaces. At least the upper one of these contacts (which is exposed for the service that involves possible abrasion and/or corrosion) may be given high durability by plating it with hard gold. The lower of these contacts is adhered to the main PCB via the above-mentioned ACA.10-29-2009

Jun Sun, Montreal CA

Patent application numberDescriptionPublished
20090202430COMPOSITION FOR CYTOCOMPATIBLE, INJECTABLE, SELF-GELLING POLYSACCHARIDE SOLUTIONS FOR ENCAPSULATING AND DELIVERING LIVE CELLS OR BIOLOGICALLY ACTIVE FACTORS - The present invention provides compositions and methods for tissue repair using a cytocompatible self-gelling cross-linked hydrogel. The composition comprises a biocompatible mixture of chitosan, bifunctional dialdehyde, and hydroxylated polymer, which can be used to immobilize or encapsulate viable cells, or bioactive substances. The method includes the process of mixing bioactive substances, live cells, and/or extracellular matrix components with a cross-linking solution comprising a bifunctional aldehyde-treated hydroxylated polymer such as hydroxyethyl cellulose. The cross-linking solution is then mixed homogenously with a neutral isotonic chitosan solution. The chitosan becomes cross-linked by the bifunctional aldehyde, while the cells are protected from potentially nocive effects of the aldehyde cross-linker by the hydroxylated polymer. The injectable solution retains cell viability and bioactivity, and immobilizes cells at the site of injection or delivery. Depending on the particular application, mixtures of chitosan and bifunctional dialdehyde may be employed. The injectable solution also liberates bioactive substances with controlled release kinetics from the site of injection.08-13-2009

Jun Sun, Shenzhen CN

Patent application numberDescriptionPublished
20090154346METHOD AND APPARATUS FOR PROVIDING A MULTICAST SERVICE WITH MULTIPLE TYPES OF PROTECTION AND RECOVERY - A multicast service method and apparatus for providing multicast service with various types of protections and recoveries. The method includes splitting a multicast service into a plurality of unidirectional point-to-point services from a source node to each sink node, where a signaling message of each unidirectional point-to-point services is independent of one another; establishing, at the source node which publishes the multicast service, one or more label switch paths for each unidirectional point-to-point service with the signaling messages; and receiving a notification message when a failure occurs in the network, where the notification message carries ID(s) of one or more label switch paths that are affected by the failure; establishing, by the source node, a recovered label switch path or a new backup label switch path in response to the notification message.06-18-2009
20110128844METHOD, SYSTEM AND DEVICE FOR RECOVERING SERVICE - A method, system and device for recovering services are provided, which relate to the field of communication. The method includes the following steps. Working resources of a Traffic Engineering (TE) link in a network are set to a shared MESH recovery state, and information of the shared MESH recovery state is flooded into the network, in which the information of the shared MESH recovery state is used to broadcast that the failure recovery mode of the working resources of the TE link is a band-level shared MESH recovery mode; whether the TE link fails is detected; and when detecting that the TE link fails, services on the working resources of the TE link are recovered by switching the N band-level FA LSPs on the TE link to the corresponding N band-level shared MESH recovery paths. The technical solutions reduce service recovery time and satisfy service requirements of customers while increasing bandwidth resource usage rate.06-02-2011
20110205902PATH COMPUTATION AND ESTABLISHMENT METHOD, APPARATUS, AND SYSTEM - In the field of network technology, a path computation method is provided, which includes: receiving Path Computation Request (PCReq) information from a Path Computation Client (PCC), in which address information of a head node and an end node of a path and information of add/drop interfaces of a service corresponding to the path are carried in the PCReq information; acquiring label information of the add/drop interfaces of the service corresponding to the path, and cross-connection capability limit information of the head node and the end node of the path; computing path information satisfying the cross-connection capability limit information of the head node and the end node of the path, according to the address information of the head node and the end node of the path, the information of the add/drop interfaces of the service, the label information of the add/drop interfaces of the service, and the cross-connection capability limit information of the head node and the end node of the path; and sending the computed path information to the PCC. A path establishment method, apparatus, and a system are provided.08-25-2011

Jun Sun, Burnaby CA

Patent application numberDescriptionPublished
20090027066Method and system of real-time estimation of transmission line parameters in on-line power flow calculations - A system and method for estimating parameters of transmission lines employing phasor measurement units is provided, wherein measurements are provided from the phasor measurement units relating to a transmission line. These measurements are filtered to remove invalid measurements. Using the remaining valid measurements, resistance, reactance and grounding admittance are calculated and estimated and checked for errors.01-29-2009
20090027067Method and system for real time identification of voltage stability via identification of weakest lines and buses contributing to power system collapse - A method of identifying voltage instability in a power system via identification of a weakest line and bus that contribute to the collapse of the system is provided. The method includes periodically calculating an extended line stability index for the transmission lines monitored in the power system; and using the extended line stability index to determine the distance of an operation state in the power system from a collapse point of the system caused by voltage instability.01-29-2009

Jun Sun, Rochester, NY US

Patent application numberDescriptionPublished
20110178030METHODS OF TREATING INFLAMMATORY INTESTINAL DISEASE AND MANAGING SYMPTOMS THEREOF - Methods and products are disclosed for treating an inflammatory intestinal disease in a mammalian subject in need thereof, or preventing or reducing a symptom of inflammatory intestinal disease. These method include administering to the subject a therapeutically effective dose of (i) an isolated AvrA protein or polypeptide fragment thereof or (ii) a nucleic acid molecule encoding the isolated AvrA protein or polypeptide fragment. Preferred inflammatory intestinal diseases include Inflammatory Bowel Disease, Celiac Disease, and gastroenteritis.07-21-2011

Jun Sun, Mississauga CA

Patent application numberDescriptionPublished
20110238989METHOD AND SYSTEM FOR SECURE COMMUNICATION USING HASH-BASED MESSAGE AUTHENTICATION CODES - A system and method for secure communication is provided. A first hash-based message authentication code is generated from a shared secret and a first counter value stored in storage of a computing device. A second hash-based message authentication code is generated from such shared secret and a second counter value. An encryption key is derived from a function of the first hash-based message authentication code and the second hash-based message authentication code. A message is encrypted using the encryption key, and communicated via a network interface of the computing device.09-29-2011

Jun Sun, Nanjing CN

Patent application numberDescriptionPublished
20110302640CYBER GENE IDENTIFICATION TECHNOLOGY BASED ON ENTITY FEATURES IN CYBER SPACE - A new identification (ID) technology comprising unified and standardized object identification within Cyber Space is disclosed based upon intrinsic properties of the entity to be identified. This Cyber Gene ID (or Cyber ID) technology extracts intrinsic information from either the physical users or their cyberspace counterparts, and such information is categorized into client parameters, dynamic parameters, static parameters, cloud parameters, connection parameters and user parameters.12-08-2011