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Kim, San Ramon

Hoki Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20090103390Three Dimensional Twisted Bitline Architecture for Multi-port Memory - Embodiments of the present invention provide a memory array of dual part cells and design structure thereof. The memory array has a pair of twisted write bit lines and a pair of twisted read bit lines for each column. The twist is made by alternating the vertical position of each bit line pair in each section of a column, with the result of generating common mode nose and of reducing differential mode noise.04-23-2009
20090268510DYNAMIC RANDOM ACCESS MEMORY CIRCUIT, DESIGN STRUCTURE AND METHOD - Disclosed is a DRAM circuit that incorporates an improved reference cell, has half the capacitance of the memory cell, does not require a particular reference voltage, and can be formed using the same fabrication processes as the memory cell. This DRAM circuit comprises a memory cell with a single trench capacitor and a reference cell having two trench capacitors. The two reference cell trench capacitors are connected in series through a merged buried capacitor plate such that they provide half the capacitance of the memory cell trench capacitor. Additionally, the reference cell trench capacitors have essentially the same structure as the memory cell trench capacitor so that they can be formed in conjunction with the memory cell trench capacitor. Also disclosed are a design structure for the above-described memory circuit and a method for forming the above-described memory circuit.10-29-2009

Hun Sang Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20090212010PLASMA ETCHING CARBONACEOUS LAYERS WITH SULFUR-BASED ETCHANTS - Etching of carbonaceous layers with an etchant gas mixture including molecular oxygen (O08-27-2009
20100297850SELECTIVE SELF-ALIGNED DOUBLE PATTERNING OF REGIONS IN AN INTEGRATED CIRCUIT DEVICE - A selective self-aligned dual patterning method. The method includes performing a single lithography operation to form a patterned mask having a narrow feature in a region of a substrate that is to a have pitch-reduced feature and a wide feature in a region of the substrate that is to have a non-pitch-reduced feature. Using the patterned mask, a template mask is formed with a first etch and the patterned mask is then removed from the narrow feature while being retained over the wide feature. The template mask is then thinned with a second etch to introduce a thickness delta in the template mask between the narrow and wide features. A spacer mask is then formed and the thinned narrow template mask is removed to leave a pitch double spacer mask while the thick wide template mask feature is retained to leave a non-pitch reduced mask.11-25-2010

Jai-Young Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20120219827Stack Including a Magnetic Zero Layer - A stack including a crystallographic orientation interlayer, a magnetic zero layer disposed on the interlayer, and a magnetic recording layer disposed on the magnetic zero layer is disclosed. The magnetic zero layer is non-magnetic or has a saturation magnetic flux density (B08-30-2012

Kyeongsoo Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20090003291SIX-ADDRESS SCHEME FOR MULTIPLE HOP FORWARDING IN WIRELESS MESH NETWORKS - A six field address scheme identifies both the originating point and the endpoint of a data frame enabling multiple hop forwarding though a plurality of intermediate mesh points in a wireless mesh network. Data frames originating or ending at a point outside of the wireless mesh network access the wireless network at a mesh access point using a legacy address scheme. The legacy address schemes are converted to a six address scheme using a proxy address table at the access point. Each mesh access point includes not only a routing table but a proxy address table as well as enabling the mesh access point, and/or mesh portal points, to convert address schemes having less than six address fields to the six field format. Subsequent to the conversion, mesh points within the wireless mesh network need only the routing table to facilitate the forwarding of the data frame.01-01-2009

Kyeong-Soo Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20080205332HYBRID PROACTIVE ON-DEMAND ROUTING IN WIRELESS NETWORKS - Key scalability issues in the management of routing information at each node in wireless networks running a proactive routing protocol have been identified and a solution is set forth based on hybrid proactive on-demand routing with focus on the STA association information management at each MP in a WLAN mesh. A fisheye-scope-based GAB management scheme is described where the priority of an entry is the reverse of the hop count of its associated MAP/MPP from the MP, which can be easily applicable to the case of management of general routing information. For example, the GAB proposed can maintain only those entries whose associated MAPs/MPPs are two or less hops away from the MP.08-28-2008

Sam Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20090050270SENSORS FOR DYNAMICALLY DETECTING SUBSTRATE BREAKAGE AND MISALIGNMENT OF A MOVING SUBSTRATE - An apparatus and method incorporating at least two sensors that detect the presence of a substrate is provided. In one embodiment, a method for transferring a substrate in a processing system is described. The method includes positioning a substrate on an end effector in a first chamber, moving the substrate through an opening between the first chamber and a second chamber along a substrate travel path, and sensing opposing sides of the substrate travel path using at least two sensors positioned proximate to the opening, each of the at least two sensors defining a beam path that is directed through opposing edge regions of the substrate when at least a portion of an edge region traverses the beam path.02-26-2009

Sam H. Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20090064934SOURCE GAS FLOW PATH CONTROL IN PECVD SYSTEM TO CONTROL A BY-PRODUCT FILM DEPOSITION ON INSIDE CHAMBER - The present invention generally comprises a method and an apparatus for guiding the flow of processing gases away from chamber walls and slit valve opening. By controlling the flow path of the process gases within a processing chamber, undesirable deposition upon chamber walls and within slit valve openings may be reduced. By reducing deposition in slit valve openings, flaking may be reduced. By reducing deposition on chamber walls, the time between chamber cleaning may be increased. Thus, guiding the flow of processing gases within the processing chamber may increase substrate throughput.03-12-2009
20110185972BALANCING RF BRIDGE ASSEMBLY - Embodiments disclosed herein generally relate to a PECVD apparatus. When the RF power source is coupled to the electrode at multiple locations, the current and voltage may be different at the multiple locations. In order to ensure that both the current and voltage are substantially identical at the multiple locations, an RF bridge assembly may be coupled between the multiple locations at a location just before connection to the electrode. The RF bridge assembly substantially equalizes the voltage distribution and current distribution between multiple locations. Therefore, a substantially identical current and voltage is applied to the electrode at the multiple locations.08-04-2011
20120009347PRECISE TEMPERATURE CONTROL FOR TEOS APPLICATION BY HEAT TRANSFER FLUID - Embodiments of the invention generally provide a mixing block for mixing precursors and/or cleaning agent which has the advantage of maintaining the temperature and improving the mixing effect of the precursors, cleaning agent or the mixture thereof to eliminate the substrate-to-substrate variation, thereby providing improved process uniformity.01-12-2012
20120149194Substrate Support with Gas Introduction Openings - Embodiments disclosed herein generally relate to an apparatus and a method for placing a substrate substantially flush against a substrate support in a processing chamber. When a large area substrate is placed onto a substrate support, the substrate may not be perfectly flush against the substrate support due to gas pockets that may be present between the substrate and the substrate support. The gas pockets can lead to uneven deposition on the substrate. Therefore, pulling the gas from between the substrate and the support may pull the substrate substantially flush against the support. During deposition, an electrostatic charge can build up and cause the substrate to stick to the substrate support. By introducing a gas between the substrate and the substrate support, the electrostatic forces may be overcome so that the substrate can be separated from the susceptor with less or no plasma support which takes extra time and gas.06-14-2012

Patent applications by Sam H. Kim, San Ramon, CA US

Sam Hyungsam Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20110126405Off-Center Ground Return for RF-Powered Showerhead - An electrical ground (06-02-2011

Sunghoon Kim, San Ramon, CA US

Patent application numberDescriptionPublished
20120209060Devices, Systems, and Methods for Containing Internal Body Parts During Insertion Into the Body - Devices for containing exposed internal body parts during insertion into the body of a human or veterinary patient are provided. The devices include a surgical pouch for containing the exposed internal body parts. The devices also include one or more sealing elements disposed on the surgical pouch between the proximal end and the distal end of the surgical pouch such that a section of the pouch is closed off when each sealing element is sealed. Also provided are methods for containing exposed internal body parts of a human or veterinary patient during insertion into the body of the patient.08-16-2012