US Fed News Service, Including US State News back issues from Thursday, March 29:
SCHOOL OF NURSING ASSOCIATE DEAN RECOGNIZED FOR EXCEPTIONAL ACHIEVEMENTS
Mar 29, 2007 ... The University of Texas at Arlington issued the following news release: Nationally recognized nurse administrator Beth Mancini, RN, Ph.D., CNA, FAAN, professor and associate dean in the School of Nursing at The University of Texas at Arlington, was among those honored in Fort Worth ...
California, New Jersey, Texas Inventors Develop Content Addressable Memory Device
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Jose P. Pereira of Cupertino, Calif., Rodolfo G. Beraha of Redwood City, Calif., Ronald S. Jankov of Woodside, Calif., Sunder R. Rathnavelu of Marlboro, N.J., and Lewis M. Carroll of Plano, Texas, have developed a content addressable memory (CAM) ...
Wisconsin Inventors Develop Ornamental Design for Lavatory System
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- John M. Loberger of Germantown, Wis., and Graeme S. Bayley of Brookfield, Wis., have developed an ornamental design for a lavatory system, the U.S. Patent & Trademark Office announced. The inventors were issued U.S. Patent No. D539,400 on March ...
California Inventors Develop Magnetoresistive Sensors
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Changqing Shi of San Jose, Calif., and Xiaoyu Sui of Fremont, Calif., have developed a method of use of electromagnetic biasing of a free layer in a magnetoresistive sensor. According to the U.S. Patent & Trademark Office, the invention relates to a ...
Mississippi Inventors Develop Water Soluble Polysaccharide Fraction
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- David Stanley Pasco, Nirmal Derek Ceri Pugh, Mahmoud ElSohly and Samir Ross, all from Oxford, Miss., have developed a water soluble immunostimulatory Aloe vera polysaccharide fraction isolated from Aloe vera. According to the U.S. Patent & Trademark ...
Ohio Inventor Develops Ornamental Design for Step-Through Bathtub Insert
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Donald D. Stafford of Cincinnati has developed an ornamental design for the step-through bathtub insert, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D539,398 on March 27. The original application was filed ...
Texas Inventor Develops Ornamental Design for Heater
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Frank Blateri of Coppell, Texas, has developed an ornamental design for a heater, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D539,402 on March 27. The patent has been assigned to Diani LLC, ...
Pennsylvania Inventor Develops Ornamental Design for Tub Apron
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Mike Y. Daikubara of Pittsburgh has developed an ornamental design for a tub apron, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D539,399 on March 27. The patent has been assigned to Kohler Co., Kohler, ...
Finnish Inventors Develop Media Content Channels Facilitating Apparatus
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Seppo Pohja and Ulla Konkarikoski, both of Tampere, Finland, Petri Nykanen of Nokia, Finland, Jari Mononen of Ruutana, Finland, and Mikko Kolehmainen of Jarvenpaa, Finland, have developed a system, a method, and an apparatus for facilitating media content ...
Massachusetts, New Jersey Inventors Develop Wide-Sense Wavelength Division Multiplexed Cross-Connect Device
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- April Patricia Rasala of Newton, Mass., and Gordon Thomas Wilfong of Gillette, N.J., have developed a wide-sense, non-blocking wavelength division multiplexed cross-connect that utilizes a relatively small number of wavelength interchangers. According to the ...
Canadian Inventor Develops Data Processing System Code Execution Mechanism
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Brad J. Barclay of Toronto has developed a method for use by a data processing system executing non-native code modules. According to the U.S. Patent & Trademark Office: "A code execution mechanism is provided which can direct a data processing system to ...
California Inventors Develop Spin Valve Sensor
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Geoff Anderson and Yiming Huai, both of Pleasanton, Calif., have developed a spin valve sensor with a nonmagnetic enhancement layer adjacent an ultra thin free layer. According to the U.S. Patent & Trademark Office: "A spin valve device includes a ...
Colorado Inventors Develop Optical Cross Connect Architecture
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Robert T. Weverka and Phillip Clark, both of Boulder, Colo., Edward J. Bortolini of Nederland, Colo., and Richard W. Urie of Arvada, Colo., have developed variable-density optical cross-connect architectures and upgrades. According to the U.S. Patent & ...
Japanese Inventors Develop Epoxy Resin Composition
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Kenichi Kitano, Yoshiki Nakagawa and Masayuki Fujita, all from Kobe, Japan, have developed a polymer and epoxy resin compositions. According to the U.S. Patent & Trademark Office: "The present invention provides a vinyl polymer with an epoxy group terminally ...
Alabama Inventor Develops Imine-Forming Polysaccharide Adjuvant
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Dante J. Marciani of Birmingham, Ala., has developed an imine-forming polysaccharide adjuvants and immunostimulants. According to the U.S. Patent & Trademark Office: "The present invention relates to polysaccharide conjugates that comprise: a polysaccharide that ...
Japanese Inventors Develop Exchange Coupling Film
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Naoya Hasegawa and Masamichi Saito, both of Niigata-ken, Japan, have developed an exchange coupling film and a magnetoresistive element using the same. According to the U.S. Patent & Trademark Office: "A Platinum,Manganese (PtMn) alloy film known as an ...
Dutch Inventors Develop Interpreter Program Execution Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Jan Hoogerbrugge and Alexander Augusteijn, both of Eindhoven, Netherlands, have developed a method of executing a threaded interpreter for interpreting a program. According to the U.S. Patent & Trademark Office: "A threaded interpreter executes a program ...
U.S., Italian Inventors Develop Application Profiling Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Joseph A. Fisher of Miami Beach, Fla., and Giuseppe Desoli of Como, Italy, have developed systems and methods for facilitating profiling of applications. According to the U.S. Patent & Trademark Office: "In one arrangement, the systems and methods pertain ...
Japanese Inventor Develops Wavelength-Division Multiplexing Optical Transmission System
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Hiroto Sugahara of Tokyo has developed a wavelength-division multiplexing optical transmission system and an optical communication method. According to the U.S. Patent & Trademark Office, the invention relates to a "wavelength-division multiplexing ...
Pennsylvania Inventors Develop Androgen Receptor Modulator
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Paul J. Coleman of Wallingford, Pa., and Lou Anne Neilson of Sellersville, Pa., have developed androgen receptor (AR) modulators and methods of use thereof. According to the U.S. Patent & Trademark Office: "Compounds of structural formula (I) are ...
Michigan Inventor Develops Ornamental Design for Flush Toilet
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Michael B. Fritz of Dexter, Mich., has developed an ornamental design for a flush toilet, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D539,397 on March 27. The patent has been assigned to Thetford Corp., ...
Eaton Wins $44,946 Contract
Mar 29, 2007 ... COLUMBUS, Ohio, March 29 -- The Defense Logistics Agency has awarded a $44,946 contract to Eaton Corp., Los Angeles, for directional control linear valves. The contract was awarded by the agency's Defense Supply Center, Columbus, Ohio. For more information ...
Eilers Machine & Welding Wins $50,379 Contract
Mar 29, 2007 ... COLUMBUS, Ohio, March 29 -- The Defense Logistics Agency has awarded a $50,379 contract to Eilers Machine & Welding Inc., Lexington, Neb., for vehicular equipment components. The contract was awarded by the agency's Defense Supply Center, Columbus, Ohio. For ...
WAP Wins $886,720 Contract
Mar 29, 2007 ... COLUMBUS, Ohio, March 29 -- The Defense Logistics Agency has awarded a $886,720 contract to WAP Inc., Shelbyville, Ind., for engine accessories. The contract was awarded by the agency's Defense Supply Center, Columbus, Ohio. For more information about US Fed News contract awards ...
STRYKER BRIGADE ARRIVES FOR RSOI SUPPORT
Mar 29, 2007 ... The U.S. Army issued the following news release: 2nd Platoon, A Company, 1-27th Infantry Regiment from Schofield Barracks, Hawaii arrived at Daegu Air Base March 18 to participate in the Reception, Staging, Onward Movement and Integration exercise held annually by United States Forces ...
U.S. PROVIDES DISASTER ASSISTANCE TO MADAGASCAR
Mar 29, 2007 ... The U.S. Agency for International Development issued the following press release: Responding to the Government of Madagascar's request for international assistance, U.S. Chargé d'Affaires Henderson M. Patrick declared a disaster due to widespread flooding from Cyclone Indlala. As a ...
New Hampshire Inventors Develop Pulse Width Modulator
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Michael J. O'Loughlin of Nashua, N.H., has developed a circuit and a method of dithering the switching frequency of an off-line power factor corrected (PFC) pre-regulator. According to the U.S. Patent & Trademark Office: "The circuitry used to dither the ...
Florida Inventors Develop Modified Pump Follower Device
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Schultz Gregory Lee and Ed A. Schlairet, both of Naples, Fla., and Edward H. Harrison of Goodland, Fla., have developed methods of retarding injection timing of mechanical unit injectors using a modified pump follower. According to the U.S. Patent & ...
Japanese Inventors Develop Semiconductor Module
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Atsuhiro Yoshizaki and Keiichi Mashino, both of Hitachinaka, Japan, Hiromichi Anan of Nishiibaraki, Japan, and Yoshitaka Ochiai of Hitachi, Japan, have developed a semiconductor module and a power conversion device. According to the U.S. Patent & ...
German Inventors Develop Construction Machine with Hoisting Mechanism
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Hans-Werner Kuerten of Goedenroth, Germany, Joachim Ponstein of Gondershausen, Germany, Herbert Roos of Hungenroth, Germany, and Thomas Weiler of Oberwesel, Germany, have developed a machine with a hoisting mechanism for hoisting the machine with the aid of a ...
Dutch Inventors Develop Lithographic Apparatus
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Joeri Lof, Joannes Theodoor De Smit, Roelof Aeilko Siebrand Ritsema and Klaus Simon, all from Eindhoven, Netherlands, Theodorus Marinus Modderman of Nuenen, Netherlands, Johannes Catharinus Hubertus Mulkens of Maastricht, Netherlands, Hendricus Johannes Maria Meijer ...
Arizona Inventors Develop Thin-Film Deposition Layer Plume Delivery Structure
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Robert G. Wendt, Scott Wiedeman, Jeffrey S. Britt and Douglas G. Mason, all from Tucson, Ariz., have developed a nozzle-based, vapor-phase, plume delivery structure for use in production of thin-film deposition layer. According to the U.S. Patent & ...
German Inventor Develops Software Products Configuration Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Johann Pramberger of Stuttgart, Germany, has developed a system and a method for the configuration of software products. According to the U.S. Patent & Trademark Office: "A common extensible software configuration markup language (XSCML) is provided which ...
Ohio Inventor Develops Melt Blended High Density Polyethylene Composition
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Joseph M. Starita of Marysville, Ohio, has developed melt blended high density polyethylene (HDPE) compositions with enhanced properties and method for producing the same. According to the U.S. Patent & Trademark Office: "Melt blended HDPE compositions ...
Taiwanese Inventor Develops Ornamental Design for Shower Head
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- James Wu of Taichung, Taiwan, has developed an ornamental design for a shower head, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D520,109 on May 2, 2006. The original application was filed on May 26, 2004, ...
Rhode Island, Massachusetts Inventors Develop Polymer Composition Making Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Raman Patel and Keith G. Saunders, both of Cumberland, R.I., Tonya M. McBride of Providence, R.I., Wayne Thornton of Whitman, Mass., and Dexi Weng of Franklin, Mass., have developed polymer compositions that include a thermoplastic vulcanizate and a styrenic block ...
Canadian Inventors Develop Twisted Pair Cable
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Jacques Cornibert of Verdun, Canada, Jorg-Hein Walling of Beaconsfield, Canada, and Christian Yameogo of Montreal, have developed a twisted pair cable with cable separator. According to the U.S. Patent & Trademark Office: "Generally, aspects of ...
Massachusetts Inventors Develop Ornamental Design for Faucet Assembly
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Steffen Koury of Charlestown, Mass., and John Schaffeld of Marshfield, Mass., have developed an ornamental design for a faucet assembly, the U.S. Patent & Trademark Office announced. The inventors were issued U.S. Patent No. D,520,116 on May 2, ...
Japanese Inventors Develop Electromagnetic Induction Heat Generating Roller
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Masaru Imai and Keisuke Fujimoto, both of Hirakata, Japan, and Noboru Katakabe of Uji, Japan, have developed an electromagnetic induction heat generating roller, a heating device, and an image forming apparatus. According to the U.S. Patent & Trademark ...
Japanese Inventors Develop Vehicular Frame Members Strength Raising Bulkhead
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Daisuke Watanabe and Toru Inoue, both of Soja, Japan, have developed a bulkhead for reinforcing a vehicular frame member such as a side member, a cross member, a side sill or a pillar. According to the U.S. Patent & Trademark Office: "The invention ...
Canadian Inventors Develop Immunosuppressive Peptide
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Edris Sabbadini, Eva Nagy and Istvan Berczi, all from Manitoba, Canada, have developed a method of suppressing an immune reaction to type II collagen in a human afflicted with or exhibiting at least one clinical sign of rheumatoid arthritis. According to the ...
Minnesota Inventor Develops Ornamental Design for Retaining Wall Block
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Brian A. Price of Rochester, Minn., has developed an ornamental design for a retaining wall block, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D539,438 on March 27. The patent has been assigned to Rockwood ...
Japanese Inventors Develop Sanitary Washing Apparatus
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Tomohide Matsumoto, Hideki Ohno, Kazushige Nakamura and Muneo Tao, all from Yamatokoriyama, Japan, and Shigeru Shirai, Hiroaki Fujii and Shinichi Maruyama, all from Nara, Japan, have developed a sanitary washing apparatus. According to the U.S. Patent & ...
California Inventor Develops Program Tracing Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Bryan M. Cantrill of San Francisco has developed a method and an apparatus for speculative tracing. According to the U.S. Patent & Trademark Office, the invention relates to a "method of a speculative tracing, including defining the speculative tracing ...
Japanese Inventors Develop Information Record Medium
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Hidehiro Ishii and Shozo Ema, both of Tokorozawa, Japan, Kaoru Yamamoto of Tsurugashima, Japan, Takao Sawabe of Tokyo-to, Japan, and Tokihiro Takahashi of Kawagoe, Japan, have developed an information record medium, and an apparatus for and a method of reproducing ...
Israeli Inventors Develop Infrared Imaging System
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Emanuel Baskin, Alexander Epstein and Boris Spektor, all from Haifa, Isreal, Valery Garber of Yokneam Elite, Isreal, and Alexander Fayer of Herzlia, Isreal, have developed a single infrared (IR) detector. According to the U.S. Patent & Trademark Office, ...
Texas Inventors Develop Digital Video Recorder Device
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Terry L. Cole and Charles R. Boswell, both of Austin, Texas, have developed a software based digital video recorder device. According to the U.S. Patent & Trademark Office, the invention relates to a "system and method for converting information stored on ...
New Hampshire Inventors Develop Geographical Information Data Representative System
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- David J. Luneau of Concord, N.H., and Ray F. Chadwick of Bedford, N.H., have developed a system and a method for acquiring information which is related to geographic location. According to the U.S. Patent & Trademark Office: "A system and method provides ...
Wisconsin Inventor Develops Ornamental Design for Faucet
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Zbigniew Kulig of Milwaukee has developed an ornamental design for a faucet, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D,520,119 on May 2, 2006. The patent has been assigned to Graff Faucets, ...
Idaho, Oregon Inventors Develop Semiconductor Substrate Processor
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Craig M. Carpenter, Allen P. Mardian, Raynald B. Cantin and Randy W. Mercil, all from Boise, Idaho, Kevin T. Hamer and Philip H. Campbell, both of Meridain, Idaho, Ross S. Dando of Nampa, Idaho, and Kimberly R. Tschepen of Corvallis, Ore., have developed a ...
Michigan Inventors Develop Vehicle Movable Panel Assembly
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Robert M. Schmidt of Livonia, Mich., and James B. Wright of Sterling Heights, Mich., have developed a movable panel assembly for a vehicle that includes a housing adapted to be mounted within the interior of a vehicle. According to the U.S. Patent & ...
Dutch Valley Supply Wins $57,403 Contract
Mar 29, 2007 ... PHILADELPHIA, March 29 -- The Defense Logistics Agency has awarded a $57,403 contract to Dutch Valley Supply Co., Lawrenceville, Ga., for hardware and abrasives. The contract was awarded by the agency's Defense Supply Center, Philadelphia. For more information ...
Erie Engineered Products Wins $35,415 Contract
Mar 29, 2007 ... PHILADELPHIA, March 29 -- The Defense Logistics Agency has awarded a $35,415 contract to Erie Engineered Products Inc., North Tonawanda, N.Y., for communication, detection and coherent radiation equipment. The contract was awarded by the agency's Defense Supply Center, ...
Essex Cryogenics of Missouri Wins $46,072 Contract
Mar 29, 2007 ... COLUMBUS, Ohio, March 29 -- The Defense Logistics Agency has awarded a $46,072 contract to Essex Cryogenics of Missouri Inc., St. Louis, for metal tube assemblies. The contract was awarded by the agency's Defense Supply Center, Columbus, Ohio. For more ...
Herndon Products Wins $35,842 Contract
Mar 29, 2007 ... PHILADELPHIA, March 29 -- The Defense Logistics Agency has awarded a $35,842 contract to Herndon Products Inc., Maryland Heights, Mo., for threaded pin-rivets. The contract was awarded by the agency's Defense Supply Center, Philadelphia. For more ...
RAFAEL SAUMELL IS DEMOCRACY WEEK SPEAKER
Mar 29, 2007 ... Texas State University System-Sam Houston State University issued the following news release: Few people in this country appreciate democracy as much as Rafael Saumell-Munoz, who has seen its other side from the wrong side of the bars in a Cuban prison. Saumell, who will be the ...
Japanese Inventors Develop Information Recording Apparatus
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Masanori Nakahara, Takao Sawabe and Eisaku Kawano, all from Tokorozawa, Japan, have developed an information recording apparatus for recording information on an information recording medium. According to the U.S. Patent & Trademark Office: "The present ...
Japanese Inventors Develop 4,4'-Dihydroxyphenyl Bicyclohexene Preparation Process
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Kouji Satomi, Hiroyasu Oono and Kenji Ekawa, all from Wakayama, Japan, have developed new 4,4'-dihydroxyphenyl bicyclohexenes. According to the U.S. Patent & Trademark Office, the invention aims to produce a "new 4,4'-dihydroxyphenyl bicyclohexenes that ...
Finnish Inventor Develops Signals Phase Difference Adjustment Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Jari Mannerma of Salo, Finland, has developed a method of adjustment of a phase difference between two signals. An abstract of the invention, released by the U.S. Patent & Trademark Office, said: "A method for adjusting a phase difference between a ...
Rhode Island, Massachusetts Inventors Develop Ornamental Design for Track Light Fixture
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Alejandro Mier-Langner of Providence, R.I., Julia Fishman of Cranston, R.I., and James E. Kuchar of Fall River, Mass., have developed an ornamental design for a track light fixture, the U.S. Patent & Trademark Office announced. The inventors were issued ...
U.S., South Korean Inventors Develop Immunogenic Composition
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Roy Curtiss III of St. Louis, and Ho Young Kang of Pusan, South Korea, have developed immunogenic compositions comprising a live attenuated derivative of a pathogenic Enterobacteriaceae bacteria. According to the U.S. Patent & Trademark Office: "The ...
Japanese Inventor Develops Ornamental Design for Centrifugal Separator
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Masahiko Inagaki of Tokyo has developed an ornamental design for a centrifugal separator, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D525,890 on Aug. 1, 2006. The patent has been assigned to Tomy Kogyo ...
Japanese Inventors Develop High Level Circuit Synthesis Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Dai Hattori of Otsu, Japan, Osamu Ogawa of Neyagawa, Japan, and Keiichi Kurokawa of Takarazuka, Japan, have developed a high level synthesis method by which a variable described in a behavior level circuit is allocated to a memory so as to generate a logic ...
Florida Inventors Develop Direct Current Converters
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Issa Batarseh, Jaber A. Abu-Qahouq and Hong Mao, all from Orlando, Fla., have developed a half-bridge direct current (DC)-direct to current converter power supplies. According to the U.S. Patent & Trademark Office, the invention relates to an "apparatus, ...
South Korean Inventors Develop Wireless Access System Periodic Ranging Method
Mar 29, 2007 ... ALEXANDRIA, Va., March 29 -- Ki-Seon Ryu and Beum-Joon Kim, both of Seoul, South Korea, and Chang-Jae Lee of Chungcheongnam-Do, South Korea, have developed a method of periodic ranging in a wireless access system for mobile station in sleep mode. According to the U.S. Patent & ...