Patents Represented by Attorney Mayer Brown Rowe & Maw

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  • Apparatus for generating power-up signal
    Patent number: 7106112
    Abstract: An apparatus for generating a power-up signal in a semiconductor memory device includes a signal generator for generating the power-up signal from a supply voltage in response to a first control signal, a temperature sensing block for sensing a circumference temperature and enabling one of a plurality of second control signals in response to the circumference temperature, and a selection block for receiving the plurality of divided voltages and outputting one of the plurality of divided voltages to the signal generator as the first control signal in response to a corresponding second control signal, wherein the divided voltages are generated by dividing a supply voltage.
    Type: Grant
    Filed: June 25, 2004
    Date of Patent: September 12, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventor: Ji-Eun Jang
  • Infrared ray sensor using silicon oxide film as infrared ray absorption layer and method of fabricating the same
    Patent number: 7105819
    Abstract: The present invention relates to a pyroelectric infrared ray sensor fabricated by using MEMS processes, wherein an infrared ray absorption layer disposed on the most top portion of the infrared ray sensor assembly is formed with a silicon oxide film (SiO2) to exhibit an excellent absorption efficiency with respect to the infrared wavelength band of 8 to 12 mm and function as a protective film for a sensor pixel. In addition, an infrared ray absorption layer, support arms and posts are formed in a single body to allow the sensor assembly to be robust and fabricating processes to be remarkably reduced to increase a process yield.
    Type: Grant
    Filed: March 1, 2004
    Date of Patent: September 12, 2006
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sang Ouk Ryu, Seong Mok Cho, Kwi Dong Kim, Byoung Gon Yu
  • Heterocyclic analogs of diphenylethylene compounds
    Patent number: 7105552
    Abstract: Novel diphenylethylene compounds and derivatives thereof containing thiazolidinedione or oxazolidinedione moieties are provided which are effective in lowering blood glucose level, serum insulin, triglyceride and free fatty acid levels in animal models of Type II diabetes. In contrast to previously reported thiazolidinedione compounds, known to lower leptin levels, the present compounds increase leptin levels and have no known liver toxicity. The compounds are disclosed as useful for a variety of treatments including the treatment of inflammation, inflammatory and immunological diseases, insulin resistance, hyperlipidemia, coronary artery disease, cancer and multiple sclerosis.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: September 12, 2006
    Assignee: Theracos, Inc.
    Inventors: Bishwajit Nag, Debendranath Dey, Satyanarayana Medicherla, Partha Neogi
  • Capacitor with aluminum oxide and lanthanum oxide containing dielectric structure and fabrication method thereof
    Patent number: 7102875
    Abstract: Disclosed is a capacitor with a dielectric structure having an aluminum oxide layer and a lanthanum oxide layer and a fabrication method thereof. The capacitor includes: a lower electrode; a first dielectric layer with a high energy band gap formed on the lower electrode; a second dielectric layer formed on the first dielectric layer, the second dielectric layer with a high dielectric constant, wherein an energy band gap of the second dielectric layer is lower than the energy band gap of the first dielectric layer; and an upper electrode formed on the second dielectric layer.
    Type: Grant
    Filed: June 30, 2004
    Date of Patent: September 5, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventors: Kee-Jeung Lee, Hong Kwon
  • Apparatus and method for searching preamble signal based on small search window
    Patent number: 7103084
    Abstract: An apparatus and method of searching a preamble signal in a search window for reducing a chip size of a preamble searcher in a transceiver of a base station is enclosed. By using a plurality of small window preamble searchers searching the preamble signal in a small search window, which is a division of a large search windows of a conventional preamble searcher divided by search start times, the preamble searcher of the entire search window can be implemented and the size of semiconductor chip is reduced by implementing distributing small preamble searcher in a small semiconductor chips.
    Type: Grant
    Filed: June 28, 2002
    Date of Patent: September 5, 2006
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Il-Soon Jang, Kwang Soon Kim, Kyoung Seok Lee, Sun Sim Chun, Deuk Su Lyu
  • Continuous hydroformylation process for producing an aldehyde
    Patent number: 7102033
    Abstract: A continuous hydroformylation process for producing an aldehyde comprising 1) reacting an olefinically unsaturated compound, carbon monoxide and hydrogen in the presence of a rhodium-organobisphosphite complex catalyst at a partial pressure of carbon monoxide and hydrogen, and 2) exposing a mixture comprising at least a portion of the catalyst of 1) to a gaseous mixture comprising hydrogen at a pressure that is greater than the partial pressure of carbon monoxide and hydrogen during the reaction.
    Type: Grant
    Filed: April 11, 2002
    Date of Patent: September 5, 2006
    Assignee: DSM IP Assets B.V.
    Inventors: Otto Erik Sielcken, Hubertus Adrianus Smits, Imre Toth
  • Flash memory device
    Patent number: 7102925
    Abstract: A flash memory device including a boot location select signal for selecting location of a boot region is generated by coding it in a CFI block, generated depending on the state of the OTP cell in the protection block, or generated by applying the power supply voltage or the ground voltage as a metal option. The bank select circuit needs not be modified even though location of the boot region is changed. It is thus possible to shorten development time, simplify a verification work and reduce the size of a chip.
    Type: Grant
    Filed: June 27, 2003
    Date of Patent: September 5, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventor: Hyeok Kang
  • Particulate metal oxide
    Patent number: 7101427
    Abstract: A particulate metal oxide having a mean length of the primary particles in the range from 50 to 90 nm, the mean width of the primary particles in the range from 5 to 20 nm, and the median volume particle diameter of the secondary particles is less than 45 nm. The metal oxide can be used in a sunscreen product that exhibits both effective UV protection and improved transparency.
    Type: Grant
    Filed: December 20, 2002
    Date of Patent: September 5, 2006
    Assignee: Imperial Chemical Industries plc
    Inventors: Graham Paul Dransfield, Susan Cutter, Philip Laurence Lyth
  • Method for forming a metal line in a semiconductor device
    Patent number: 7101786
    Abstract: Provided is a method for forming a metal line in a semiconductor device. The method forms round portions at top edges of an insulation film by means of a polymer and then etches the rest portion (i.e., sidewall parts) in an almost vertical direction, which makes it possible to shrink down a width of a patterned insulation film at maximum nevertheless of a dimension of a metal-line patterning mask. By way the method, an interval between adjacent metal lines is extended at maximum, preventing mutual interference between the metal lines.
    Type: Grant
    Filed: May 27, 2005
    Date of Patent: September 5, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventor: Jae Jung Lee
  • Method for parallel type interference cancellation in code division multiple access receiver
    Patent number: 7099376
    Abstract: A method for parallel type interference cancellation in a CDMA receiver, wherein minimum processing delay time is required while ensuring performance of an interference cancellation device, and space for embedding hardware for implementing the method can be reduced. The method for parallel type interference cancellation in a CDMA receiver, comprising: (a) when an over sample position of a received signal reaches the end of a symbol of a user, completing temporary detecting and recovering the symbol of the user; (b) generating a residual signal by using the recovered signal of the user and received signal state; and (c) detecting symbol information by obtaining an interference cancelled signal by adding the residual signal to the recovered signal of the user.
    Type: Grant
    Filed: November 29, 2001
    Date of Patent: August 29, 2006
    Assignee: Electronics and Telecommunications Research Institu
    Inventors: Young Wha Kim, Seong Rag Kim, Sung Ho Cho
  • Page buffer for flash memory device
    Patent number: 7099213
    Abstract: The disclosed is a page buffer of a flash memory device. In accordance with the present invention, a latch is controlled through a program verification signal, a latch signal, and latch data in a page buffer during a program verification. As a result, there are many advantages. First, in the event that the program verification is performed after programming once more, a passed cell is not sensed again and maintains its value. Second, it is possible to prevent a problem caused by a sensing operation as well as a verification error due to an external factor. As a result, program operation errors can be prevented.
    Type: Grant
    Filed: December 9, 2004
    Date of Patent: August 29, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventor: Gi Seok Ju
  • Polyesteramide copolymer
    Patent number: 7098293
    Abstract: A polyesteramide copolymer having a glass transition temperature (Tg) of less than or equal to 0° C., contains at least one hard segment containing at least one amide bond, and at least one soft segment containing at least one ester bond. The soft segment is formed from at least one dimer fatty acid and/or dimer fatty diol and/or equivalent thereof. The copolymer is particularly suitable for use as a hot melt adhesive on low energy surfaces.
    Type: Grant
    Filed: May 2, 2002
    Date of Patent: August 29, 2006
    Assignee: Imperial Chemical Industries PLC
    Inventors: Renee Josie Gide Van Schijndel, Jeffrey Thomas Carter, Eric Appleman
  • Cleaning system utilizing an organic cleaning solvent and a pressurized fluid solvent
    Patent number: 7097715
    Abstract: The present invention relates generally to cleaning systems, and more specifically to substrate cleaning systems, such as textile cleaning systems, utilizing an organic cleaning solvent and a pressurized fluid solvent. However, unlike conventional cleaning systems, a conventional drying cycle is not necessary. Particularly, the present invention provides a process for cleaning substrates by cleaning the substrates with an organic solvent in absence of liquid carbon dioxide, and removing the organic solvent from the substrates using a pressurized fluid solvent.
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: August 29, 2006
    Assignee: R. R. Street Co. Inc.
    Inventors: Timothy L. Racette, Gene R. Damaso, James E. Schulte
  • Guard bed containing lead compounds upstream of a bed of copper-containing catalyst to prevent its contamination by chlorine and sulphur contaminants
    Patent number: 7098167
    Abstract: A combination comprising a bed of a particulate copper-containing catalyst and, a guard bed of a particulate composition containing a) lead and/or at least one lead compound that reacts with hydrogen chloride and b) a support therefor. The lead compound is preferably lead nitrate. The combination is of particular utility for the low temperature shift reaction wherein carbon monoxide is reacted with steam to produce hydrogen and carbon dioxide.
    Type: Grant
    Filed: March 5, 2002
    Date of Patent: August 29, 2006
    Assignee: Johnson Matthey PLC
    Inventor: Michael J Watson
  • Multi stage voltage pump circuit
    Patent number: 7098725
    Abstract: A multi stage voltage pumping circuit includes a plurality of voltage pumping stages each operated by a first clock signal and a second clock signal for raising a voltage level of an inputted voltage; and a plurality of charge storing means each connected to outputs of the plurality of voltage pumping stages respectively except for a last voltage pumping stage in order to store charge, wherein each of the plurality of voltage pumping stages is a cross coupled voltage doubler and an output of a previous voltage pumping stage is connected to an input of a next voltage pumping stage.
    Type: Grant
    Filed: June 24, 2004
    Date of Patent: August 29, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventor: Dong-Uk Lee
  • Semiconductor memory device having repair circuit
    Patent number: 7099209
    Abstract: A semiconductor memory device, including: a plurality of banks each of which includes a plurality of memory cells, a plurality of redundancy memory cells for replacing a defective memory cell and a repair circuit, having a plurality of fuse sets, for substituting an address to thereby access the redundancy memory cell instead of the defective memory cell; and a common repair circuit, having a plurality of fuse sets, for substituting the address in order to replace the defective memory cell with the redundancy memory cell included in any of the plurality of banks.
    Type: Grant
    Filed: December 20, 2004
    Date of Patent: August 29, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventors: Sang-Hee Kang, Sung-Joo Ha, Ho-Youb Cho
  • Process for increasing the capacity of a urea plant
    Patent number: 7094927
    Abstract: Process for increasing the capacity of a urea plant comprising a compression section, a high-pressure synthesis section, a urea recovery section, in which a urea melt is formed, and optionally a granulation section, the capacity of the urea plant being increased by the additional installation of a melamine plant and the urea melt from the urea recovery section of the urea plant being fed wholly or partly to the melamine plant and the residual gases from the melamine plant being returned wholly or partly to the high-pressure synthesis section and/or the urea recovery section of the urea plant.
    Type: Grant
    Filed: July 10, 2003
    Date of Patent: August 22, 2006
    Assignee: DSM IP Assets B.V.
    Inventors: Tjay Tjien Tjioe, Jozef Hubert Meessen
  • Method of erasing NAND flash memory device
    Patent number: 7095656
    Abstract: Provided is concerned with a method of erasing a NAND flash memory device, capable of restraining an erasing disturbance fail arising from a deselected cell block and improving a product yield of the device by applying a negative voltage to a well of a high voltage transistor forming an X-decoder during an erasing operation in the NAND flash memory device.
    Type: Grant
    Filed: December 9, 2004
    Date of Patent: August 22, 2006
    Assignee: Hynix Semiconductor Inc.
    Inventor: Keun Woo Lee
  • Semiconductor laser and method for manufacturing the same
    Patent number: 7095057
    Abstract: Provided is a semiconductor laser including a substrate etched into a mesa structure, an active layer, clad layers, a current blocking layer, an etch-stop, an ohmic contact layer, and electrodes, and a method for manufacturing the same, whereby it is possible to improve a ratio of light output to input current by blocking a leakage current flowing outside an active waveguide in a BH laser.
    Type: Grant
    Filed: February 25, 2004
    Date of Patent: August 22, 2006
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Ho Song, Chul Wook Lee, Ki Soo Kim, Yong Soon Baek
  • Hardware-efficient demodulator for CDMA adaptive antenna array systems
    Patent number: RE39275
    Abstract: In the hardware-efficient demodulator for a CDMA adaptive antenna array mechanism of a mobile radio communication system, a correlators bank receives digital baseband signals received through an antenna array of a base station and computes correlation values with a local code sequence. A beamformer receives the digital baseband signals and the correlation values from the correlators bank and calculates beamforming weight vectors. A searchers bank receives the digital baseband signals and calculates an initial acquisition and reliable timing information for a multipath search by a common work with the beamformer, which uses a beamforming algorithm. A beamforming complex multiplier for a finger performs a complex multiplication for the beamforming weight vectors and the digital baseband signals, and sums up them.
    Type: Grant
    Filed: June 18, 2003
    Date of Patent: September 12, 2006
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Kyung Hi Chang, Hyung Rae Park, Mun Geon Kyeong, Eung Soon Shin, Yang Gi Kang, Youn Ok Park