Patent application number | Description | Published |
20090226608 | APPARATUS AND METHOD FOR COATING PARTICLES - An apparatus for coating particles with a polymer electrolyte, which includes at least one polymer membrane shell-coating part, the particles being coated with a membrane shell in the at least one polymer membrane shell-coating part by performing a step including contacting the particles having a predetermined charge with the polymer electrolyte having a charge opposite to that of the outer surface of the particles, thereby forming a membrane shell on the surface of the outermost layer of the particles. | 09-10-2009 |
20090324725 | PEG-MODIFIED HYDROXYAPATITE, PHARMACEUTICAL USING THE SAME AS BASE MATERIAL AND PRODUCTION PROCESS THEREOF - The present invention provides a PEG-modified HAP having a high degree of safety and novel functions by modifying the surface of hydroxyapatite particles with a polyethylene glycol derivative, applications thereof, and a production process of the same. The PEG-modified HAP of the present invention is a substance in which hydroxyapatite having a particle diameter of 50 μm to 10 nm is bonded to a polyethylene glycol derivative having a carboxyl group as a terminal functional group through —O(CO) bonds, and the carbon content thereof is 10 to 0.1%. In addition, the present invention is a substance composed of this substance and a pharmaceutical active ingredient or pharmaceutical additive, in which the weight ratio of the pharmaceutical active ingredient is 1 to 30%, and the substance is obtained by treating hydroxyapatite having a particle diameter of 50 μm to 10 nm and an active ester of polyethylene glycol derivative having a carboxyl group as a terminal functional group in an anhydrous organic solvent. | 12-31-2009 |
20100286289 | CHITOSAN-CONTAINING COMPOSITION AND PRODUCTION PROCESS OF SAME - The present invention provides an industrially useful chitosan-containing composition in the form of any of a transparent aqueous solution, gel or dry powder having a neutral to weakly alkaline pH when in the form of an aqueous solution that can be applied to pharmaceutical additives, foods, beverages and cosmetics. A production process of the chitosan-containing composition of the present invention has a step for preparing an acidic chitosan aqueous solution, a step for forming a solid by removing a water-soluble salt from a salt formed by mixing an acidic polymer component into the acidic chitosan aqueous solution, and a step for dissolving the solid in a weakly basic solution. | 11-11-2010 |
20110059183 | WATER-INSOLUBLE MEDICINE - A method of producing water-insoluble anti-cancer drug in the form of particulates, the method including preparing a water-insoluble anti-cancer drug having at least one multiple bond in the structure, and irradiating said water-insoluble anti-cancer drug with a laser beam having a wavelength of a low absorption portion in the vicinity of the foot of an absorption curve on the long wavelength side within the absorption band until said water-insoluble anti-cancer drug is formed into particulates having an average particle diameter of 50 to 200 nm. | 03-10-2011 |
Patent application number | Description | Published |
20090034453 | SCRAMBLE CODE ALLOCATION METHOD, A RADIO BASE STATION, A MOBILE STATION, AND A MOBILE COMMUNICATIONS SYSTEM - A scramble code allocation method used by mobile communications systems, and a base station and a mobile station that use the method are disclosed. The scramble code allocation method autonomously and optimally sets up a scramble code unique to a target base station. The method includes a step of generating a collection packet for collecting unique information of surrounding base stations, the unique information being used for setting up respective identifiers of the surrounding base stations; a step of broadcasting the collection packet to the surrounding base stations through a network; a step of receiving response packets from the surrounding base stations in response to the collection packet; a step of extracting the unique information of the surrounding base stations inserted in the response packets that are received; a step of storing the extracted unique information; and a step of setting up an identifier of the target base station based on the stored unique information. | 02-05-2009 |
20090073931 | PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STATION, MOBILE STATION, CONTROL DEVICE, AND PACKET COMMUNICATION PROGRAM - The present invention improves a system capacity and satisfaction rate with a quality of service in packet communications performed through a radio link established between a transmitting station and a receiving station by dynamically limiting transmission power of packets in the transmitting station and keeping an increase of an interference level in the receiving station, which belongs to another cell, within a TPC margin. The present invention includes a resource allocator | 03-19-2009 |
20090131096 | PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STATION, MOBILE STATION, CONTROL DEVICE, AND PACKET COMMUNICATION PROGRAM - The present invention improves a system capacity and satisfaction rate with a quality of service in packet communications performed through a radio link established between a transmitting station and a receiving station by dynamically limiting transmission power of packets in the transmitting station and keeping an increase of an interference level in the receiving station, which belongs to another cell, within a TPC margin. The present invention includes a resource allocator | 05-21-2009 |
20090303936 | MOBILE TERMINAL, CONTROL APPARATUS, HOME AGENT AND PACKET COMMUNICATIONS METHOD - In a packet communications system, a control apparatus implements routing control of a received packet directed for the mobile terminal. The mobile terminal includes a plurality of network interface cards; a communication manager configured to select at least one network interface card among from the plurality of network interface cards, in accordance with information regarding the network interface card; and an upper layer manager configured to receive the packet transmitted from the control apparatus, with using a selected network interface card. | 12-10-2009 |
20100254263 | COMMUNICATION CONTROL SYSTEM, COMMUNICATION CONTROL METHOD, BASE STATION DEVICE AND MOBILE TERMINAL DEVICE - In packet communications between a mobile terminal and a base station, the mobile terminal checks a priority level of a traffic and judges a type of the traffic, and transmits a reservation signal for a transmission request to the base station when the type of the traffic is a high priority level or realtime type, and does not transmits it when the type of the traffic is a low priority level or non-realtime type, while the base station determines a resource amount to be reserved for packet transmission according to a resource utilization state and the reservation signal for the traffic of the high priority level or realtime type, or an average transmission interval or transmission rate for the traffic of the low priority level or non-realtime type according to margins in remaining resources, and notifies the resource amount or the average transmission interval or transmission rate to the mobile terminal. | 10-07-2010 |
20100265859 | MOBILE TERMINAL, CONTROL APPARATUS, HOME AGENT AND PACKET COMMUNICATIONS METHOD - In a packet communications system, a control apparatus implements routing control of a received packet directed for the mobile terminal. The mobile terminal includes a plurality of network interface cards; a communication manager configured to select at least one network interface card among from the plurality of network interface cards, in accordance with information regarding the network interface card; and an upper layer manager configured to receive the packet transmitted from the control apparatus, with using a selected network interface card. | 10-21-2010 |
20110317604 | NETWORK APPARATUS - A network apparatus having a plurality of call control cards, comprising: a selection unit configured to select at least one call control card from among the plurality of call control cards, when the number of connected calls controlled by the whole of the plurality of call control cards is less than a first threshold value; and a power saving control unit configured to cause the call control card selected by the selection unit to shift to a cutoff ready state in which allocation of a new call is restricted. | 12-29-2011 |