baber/WOPTO huggingface dataset:
Patent JP-2004517224-A (JP)
IPC: D21F7/08
Filed: 2001-12-17
Abstract: A method of making a press felt, and a press felt. The press felt comprises a continuous base fabric in the lateral direction, and at least one batt fiber layer. The closed-loop base fabric is made of longitudinal and transverse yarns. The properties of the press felt, such as permeance, are arranged to be different in edge portions of the press felt from the midportion of the felt.
Patent JP-2004517316-A (JP)
Title: 被検体の発光光学的測定のための試薬
IPC: G01N33/542
Filed: 2001-12-21
Abstract: 本発明は、受容体色素、および供与体色素を有する粒子を含有する、ＦＲＥＴ原理に従って分析を実施するための試薬に関する。供与体色素および受容体色素は異なる化学相中に存在する。受容体色素は粒子に結合され、そして該粒子は該供与体色素の発光特性に影響する試験媒体に関してもしくは試験媒体の成分に本質的に不浸透性である。本発明はまた、それにより発明の試薬が測定媒体に添加される、最低１種の被検体もしくは液体の測定媒体の成分の定性的および／もしくは定量的測定方法にも関する。
Patent JP-2004517624-A (JP)
Title: 抗生剤非依存性構成的高発現ベクター及びこれを利用した遺伝子発現方法
IPC: C12N15/87
Filed: 2002-01-11
Abstract: 抗生剤非依存性構成的高発現ベクター新規高発現ベクターを利用した遺伝子発現方法。 本発明は抗生剤非依存性構成的高発現ベクターに関する。より詳しくは、本発明はアンピシリンなどのような抗生剤マーカーを使用せず、微生物の成長及び分裂に必須な遺伝子をマーカーとして用いて安定性が確保されたプラスミドによって組換え遺伝子の発現が安定的に維持され、高発現が可能な新規高発現ベクターと、その新規高発現ベクターを利用した遺伝子発現方法に関する。
Patent JP-2005518181-A (JP)
Title: 第ｖｉｉｉ因子のヘパラン硫酸プロテオグリカン仲介性クリアランスを低下させるための方法および組成物
IPC: C12N9/96
Filed: 2002-01-11
Abstract: 本発明は第VIII因子の半減期を増大させる方法を提供する。より詳細には本発明は、第VIII因子のA2ドメインもしくはC2ドメインまたは両方のドメインのアミノ酸を置換することにより第VIII因子の半減期を増大させる方法を提供する。さらに本発明は、これらの方法により製造した第VIII因子突然変異体を提供する。さらに本発明は、レセプター関連蛋白（RAP）を使用して第VIII因子の半減期を増大させる方法を提供する。さらに本発明は、突然変異体第VIII因子をコードしているポリヌクレオチド、RAPをコードしているポリヌクレオチド、および、本発明に係るポリペプチドおよびポリヌクレオチドを使用して血友病を治療する方法を提供する。
Patent JP-2004519031-A (JP)
Title: 個人用状況管理システム
IPC: A61K45/00
Filed: 2002-02-08
Abstract: 入力装置、助言設備および出力装置を備えている個人用状況管理システムにおいて、上記入力装置が過去、現在および／または予測的な状況関連データを上記助言設備に通知することに適合しており、上記助言設備が上記入力装置から上記過去、現在および／または予測的な状況関連データを受信および保管して、当該状況関連データを処理することにより治療についての忠告情報を発生することに適合しており、さらに、上記出力装置が上記助言設備から上記治療についての忠告情報を受信して、当該治療についての忠告情報の受信を患者に対して通知することに適合している個人用状況管理システム。
Patent JP-2004526437-A (JP)
Title: 低減された免疫原性を有する修飾されたケラチノサイト成長因子（ｋｇｆ）
IPC: C07K14/50
Filed: 2002-02-05
Abstract: 本発明は、特にヒトに投与され、特に治療用のポリペプチドに関する。このポリペプチドは修飾されたポリペプチドであり、この修飾により、ポリペプチドをヒトに投与した際に免疫反応を誘発する傾向が低減されるという結果をもたらす。本発明は特に、インビボで使用した時に、非修飾の相当物に比べ免疫原性が低いまたは実質的に非免疫原性であるケラチノサイト成長因子（ＫＧＦ）タンパク質の変異体をもたらすケラチノサイト成長因子（ＫＧＦ）の修飾に関する。
Patent JP-2004535158-A (JP)
Title: 紙巻きたばこ及び下流香味添加を持つフィルター
IPC: A24D3/00
Filed: 2002-02-22
Abstract: 紙巻きたばこ（１０）はたばこ棒（１２）と、吸着剤床（１５）及び吸着剤床（１５）の下流に設けられた香味放出フィルター部（１７）を含む多要素フィルター（１４）とを含む。好適実施例において、吸着剤はまた香味を支持しており、高表面積の活性炭（２０）を含む。主流煙がフィルター（１４）の上流部を通して吸引されるとき、ガス相煙成分が除去され、香味が吸着剤床（１５）から放出される。その後追加の香味が主流煙が香味放出フィルター部（１７）を通過するとき主流煙中に放出される。通気（２４）が各一服時に燃焼されるたばこの量を制限するように設けられ、吸着剤床（１５）を通る主流煙速度を下げるために吸着剤床（１５）から下流の間隔を置いた場所に配置される。 【選択図】図１
Patent JP-2004536973-A (JP)
IPC: B42F7/00
Filed: 2002-04-11
Abstract: The specification discloses a method for making a paper material having a reduced tendency to cut human skin. The Method includes providing a papermaking furnish containing cellulosic fibers and from about 0.5 to about 5.0 wt% by weight dry basis expandable microspheres, forming a paperboard web from the papermaking furnish, drying the web, and calendaring the web to a caliper of from about 18.0 mils and a density ranging from about 7.0 to about 12.0 1b/3000ft2/mil. Papers formed according to the method and articles formed therefrom are also disclosed.
Patent JP-2004533540-A (JP)
Title: 金属ナノ粒子のコロイド溶液、金属−高分子ナノ複合体およびそれらの製造方法
IPC: C09K23/00
Filed: 2002-04-30
Abstract: 金属ナノ粒子コロイド溶液、金属−高分子ナノ複合体、およびこれらの製造方法が提供される。前記金属ナノ粒子コロイド溶液および前記金属−高分子ナノ複合体は、多様な高分子安定化剤を用いて製造され、均一な粒子径および形状を有する。前記金属ナノ粒子コロイド溶液および前記金属−高分子ナノ複合体は、例えば、抗菌剤、殺菌剤、導電性接着剤、導電性インク、または画像表示装置用の電磁波遮蔽膜としての広範な利用可能性、を有している。
Patent JP-2004521637-A (JP)
Title: キナーゼ及びホスホターゼ
IPC: A61P25/08
Filed: 2002-01-16
Abstract: 本発明はヒトキナーゼおよびホスファターゼ(KPP)およびKPPを同定し、コードするポリヌクレオチドを提供する。本発明はまた、発現ベクター、宿主細胞、抗体、アゴニストおよびアンタゴニストをも提供する。本発明はまた、KPPの異常発現に関連する疾患を診断、治療または予防する方法をも提供する。
Patent JP-2004212020-A (JP)
Title: Structure for heatable floor
Inventor: HISAIE TAKESHI
IPC: E04F15/18
Filed: 2003-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-quality structure for floor heating with easy thinning and easy installation in reforming.  <P>SOLUTION: The floor is comprised by laminating a surface finish layer via a heat transfer layer on an upper side of a base material layer embedded with heating piping passing a heat medium, and it is composed by using a composite material with a thickness of 1-6mm composed by symmetrically bonding a sheet with a thickness of 0.1-2mm on both faces of plywood as the surface finish layer.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004210529-A (JP)
Title: Chain mounting structure for stair ascending/descending device
Inventor: NOBUHARA UICHI
IPC: B66B9/08
Filed: 2003-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate mesh pitch adjustment work of a chain with a sprocket and to eliminate overload of the chain caused by tensile force.  <P>SOLUTION: The upper end of the chain C is fixed to a connecting member 2 of rectangular cross section having a screw part 2b, and the screw part 2b of the connecting member 2 is inserted in a mounting hole 1h of a mounting plate 1 of U-shaped cross section fixed to the upper end of a groove 14 of a guide rail 11, to penetrate into the U-shape of the mounting plate 1. A double nut 3 is mounted to the screw part 2b. A compression spring 4 is insert-fitted between the double nut 3 and one opposed face of the U-shape of the mounting plate 1. In this manner, the chain C is disposed in the lengthwise direction through the compression spring 4 and thereby has the degree of freedom in the lengthwise direction, and the sprocket S is automatically meshed with the chain C having the degree of freedom in the lengthwise direction. Tension adjusting operation like a tension system is thereby dispensed with, and no tensile force is applied.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004221125-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TOKUSHIGE NOBUAKI
IPC: H01L21/00
Filed: 2003-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device and its manufacturing method which gives a flexibility and a light transparency to a thin film-like chip itself.  <P>SOLUTION: The semiconductor device comprisesa semiconductor substrate 11 having semiconductor elements on the surface, and a hard film 12 covering a part or the entire side of the semiconductor substrate 11. The film has a front and back surfaces approximately flush with the front and back surfaces of the semiconductor substrate 11. The covered side of the semiconductor substrate 11 with the hard film is processed vertically or approximately vertically to the semiconductor substrate 11 surface. This is applicable to flexible wearable computers or displays having a transparency such as liquid crystal displays, etc. as a system package solution coping with the miniaturization and the portability of apparatus. Thus, a semiconductor device is provided which has a flexibility and/or light transparency and an adequately strength and realizes a high quality and high functional constitution. Accordingly, this is applicable to flexible wearable computers or displays having a transparency such as liquid crystal displays, etc. as a system package solution coping with the miniaturization and the portability of apparatus.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004220163-A (JP)
Title: Device state control system, network device, device program and device state control method
Inventor: MOKUYA SENICHI
IPC: G06F1/32
Filed: 2003-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device state control system that suitably saves power throughout a network and realizes a quick response to a sudden printing demand.  <P>SOLUTION: The operating state of network printers 200 is switchable to either a warm-up-ended state or a sleep state. When a network printer 200 itself serves as a server printer 200, it switches the operating state of each network printer 200 to either a warm-up-ended state or a sleep state so that any one of the plurality of network printers 200 is in a warm-up-ended state.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004215949-A (JP)
Title: Dishwasher
Inventor: MIZOGUCHI AKITAKA
IPC: A47L15/24
Filed: 2003-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a conveyer type dishwasher in which multistage is achieved and dishes can be housed laterally by reducing the longitudinal width of the dishwasher.  <P>SOLUTION: The conveyer type dishwasher is provided with: a circulation type conveyer provided with a dish holding means for transporting the dishes in a state in which the dishes are erected with their insides and bottoms facing a direction crossing its traveling direction; a washing part provided with the desired number of washing nozzles for jetting high-pressure water toward the dishes transported in the direction crossing the traveling direction of the conveyer; and a dish housing part where the dishes are arrayed in an erected state.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004219846-A (JP)
Title: Dry type toner and image forming method and image forming apparatus
Inventor: FUSHIMI HIROYUKI
IPC: G03G9/097
Filed: 2003-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dry type toner which can be stably controlled and maintained in triboelectrostatic chargeability, excels in conveyability, developability, transferability, and preservability and does not generate abnormal images, a developer containing such toner, an image forming method using such developer and an image forming apparatus.  <P>SOLUTION: The dry type toner mainly composed of at least a binder resin, colorant, a charge controlling agent, and external additive, is characterised in that the external additive is prepared by subjecting titanium oxide particulate of ≥0.2wt% in the amount of a water soluble component manufacturing by a wet process to surface treatment. The external additive is characterized by that the transmittance of 300 nm in a UV absorption method is ≥35% and that the transmittance of 600 nm is ≥80%.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004227815-A (JP)
Title: Pelletisation object and its manufacturing method, and separator for fuel cell
Inventor: TAKEDA IWAO
IPC: H01M8/10
Filed: 2003-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To simplify a manufacturing process of a separator for a fuel cell, and form the separator for the fuel cell which is superior in electric and mechanical characteristics.  <P>SOLUTION: A carbon mixture containing a carbon material (1) 70 to 95 pts. wt, a thermoplastic resin (2) 5 to 30 pts. wt, and an extender (3) 0.1 to 5 pts. wt is supplied to a heat kneading machine and the carbon mixture is passed through a high-temperature region in which a temperature is higher than that of the melting point of the thermoplastic resin (2), an intermediate-temperature region in which a temperature is higher than that of the softening point of the thermoplastic resin (2), and a low-temperature region in which a temperature is lower than that of the softening point of the thermoplastic resin (2). While continuing kneading, and when this is passed through the high-temperature region, the thermoplastic resin (2) melts and when this is passed through the intermediate-temperature region and the low-temperature region, the thermoplastic resin (2) is gradually solidified and a shaped body is formed. By cutting the shaped body in a desired size, a pelletized material in which the carbon material (1) is dispersed homogeneously can be obtained. When forming the separator for a fuel cell from the pelletized material, a calcining process to carbonize it at a high temperatures is not needed.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004229095-A (JP)
Title: Image processor, program and storage medium
Inventor: MIYAZAWA TOSHIO
IPC: G06K9/00
Filed: 2003-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image processor capable of increasing processing speeds of various image processings while sustaining high image processing quality.  <P>SOLUTION: A resolution selecting means 31 for selecting and providing a compression code of a hierarchy pertaining to a resolution predetermined depending on each image processing provides various image processing means 32, 33, 34 and 35 with a compression code of a hierarchy pertaining to a resolution suitable for each image processing. Consequently, processing speeds of various image processings can be increased while sustaining high image processing quality.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004223108-A (JP)
Title: Sphygmomanometer
Inventor: KARIO NANAOMI
IPC: A61B5/0205
Filed: 2003-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sphygmomanometer, or particularly a portable sphygmomanometer which can measure blood pressure so as to evaluate a blood pressure reactivity in the ordinary life.  <P>SOLUTION: A posture change and a body activity are detected by sensors 14, 15 and with the posture change and the body activity as a reference, blood pressure is measured and recorded together with the results detected by the sensors 14, 15.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003346533-A (JP)
Title: Back light assembly and liquid crystal display device provided therewith
Inventor: SHIN JIN-SOO
IPC: F21V23/00
Filed: 2003-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a back light assembly and a liquid crystal display device securing sufficient light quantity and improving the work efficiency.   <P>SOLUTION: The liquid crystal display device is provided with a lamp unit provided with a first light generating part and a second light generating part formed integrally to the first light generating part, a light guiding unit to guide the light is provided with a side plane to receive incident light, a reflecting plane which is connected to the side plane to reflect the incident light and an emitting plane which is connected to the side plane so that it is facing the reflecting plane to emit the incident light and the reflected light to the entire area and a storing container are provided. The storing container is provided with a base plane and a sidewall which is extended from the end part of the base plane and facing the side plane of the light guide unit, the lamp unit and the light guide unit are contained and the lamp unit can be extracted outside by having it separated into more than two pieces. Therefore, since the lamp unit can be easily exchanged, the backlight assembly and the liquid crystal display device provided with it can have the work efficiency improved.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004225150-A (JP)
Title: Steel sheet for enameling having excellent adhesion for enameling, production method therefor, and enameled product
Inventor: MURAKAMI HIDEKUNI
IPC: C22C38/16
Filed: 2003-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a steel sheet for enameling which has excellent adhesion for enameling even without performing Ni treatment such as Ni flashing and Ni plating.  <P>SOLUTION: The steel sheet for enameling having remarkably excellent adhesion for enameling comprises steel components of ≤0.0040% C, 0.10 to 8.0% Ni, ≤0.5% Si, 0.05 to 0.95% Mn, ≤0.20% P, ≤0.080% S, ≤0.0100% Al, ≤0.0100% N, ≤8.0% Cu and 0.005 to 0.0450% O, and in which an Ni concentrated part is formed on the surface by controlling heat history mainly in hot rolling and annealing stages in the production process.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004234065-A (JP)
Title: Exclusive processor having a plurality of exclusive instructions
Inventor: OMURA MASAYUKI
IPC: G06F9/38
Filed: 2003-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a construction method in necessity of a plurality of exclusive commands in construction of an exclusive processor inputting processed word sequentially.  <P>SOLUTION: When an exclusive instruction code bus 11 is sent from a basic processor body 2 PU, an exclusive instruction decode circuit 12 and a plurality of exclusive instruction execution units 10 are connected to each other. In this way, selection information to a selector 15 selecting a start signal to exclusive instruction execution units 10 (VU1 and VU2) and an end signal 14 sent by respective exclusive instruction execution units 10 (VU1 and VU2) from the exclusive instruction decode circuit 12. When the basic processor body 2 (PU) and the exclusive instruction execution units 10 (VU1 and VU2) share a data memory or a register, data memory of a selection mechanism or register access exclusive instruction execution unit selection information is created. In this way, an exclusive processor having a plurality of exclusive instructions can be simply constructed.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004233457-A (JP)
Title: Wall-surface mounted illumination signboard device
Inventor: ISHIMOTO TSUTOMU
IPC: G09F13/04
Filed: 2003-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wall surface mounted illumination signboard device which is light in weight, reduced in time and labor required for mounting and removing, very simple and easy in a maintenance work such as a cleaning work or the like without any possibility of contaminating a signboard surface material, and easily and economically adaptive to its rearrangement or breakage.  <P>SOLUTION: This device includes: a signboard display body receiving means in which a wall top section receiving rail and a wall bottom section receiving rail are horizontally provided on a wall surface and mutually parallel, an illumination apparatus is provided at the middle section of the rails, a positioning metal fitting to arrange the rails and the apparatus at a correct position is provided, and a long roof material to be engaged with the wall top section receiving rail is provided; and a signboard display body which is constituted by being inserted and fixed to inserted and fixed to the wall top section receiving rail to be engaged attachably/detachably by rotation after being engaged in the longitudinal direction of the wall top rail at the corresponding position and an attachable and detachable panel bottom rail, which has a fitting function abutting on and being fitted to the wall bottom section receiving rail, through a thermoexpanding stress shock absorbing pedestal fixed to a synthetic resin hollow panel.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004236173-A (JP)
Title: Power amplifying circuit
Inventor: ABE HIROYUKI
IPC: H03F1/30
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To reduce power consumption more at a low output time in a power amplifying circuit having a high output time and the low output time.  <P>SOLUTION: In addition to a bias current generation circuit 60 which supplies a bias current Ibias, an additional bias current generation circuit 110 which supplies an additional bias current Iad is provided to a base of an amplifying portion transistor Q. Although the additional bias current generation circuit 110 supplies the additional bias current Iad to the base of the amplifying portion transistor Q when a power amplifying circuit 100 is in a high output time, it does not supply the additional bias current Iad when the power amplifying circuit 100 is in a low output time. Thus, a bias point at the low output time becomes lower than the high output time, and power consumption of the power amplifying circuit 100 is more reduced.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241825-A (JP)
Title: Portable terminal
Inventor: HOSHINO YASUSHI
IPC: H04N5/225
Filed: 2003-02-03
Abstract: <P>PROBLEM TO BE SOLVED: To effectively use the space and raise the illumination enough at imaging.  <P>SOLUTION: The portable telephone 1 comprises an imaging apparatus 16 having a plurality of imaging modes for objects and a plurality of imaging units 16a, 16b provided respectively in correspondence to the imaging modes. Each imaging unit comprises imaging devices 21, 22 disposed on a board PC, optical members 31, 32 corresponding to the imaging devices for collecting lights on the imaging devices, and illuminating light sources 41, 42 for emitting lights during imaging of the object by the imaging units. The light source is disposed at a position so as to illuminate the object with the light passed through the optical member from the light source. A light emitting control means a1 is provided for making a control so that, while any one of the plurality of imaging units images the object, other different imaging units than the one unit emit lights from their light sources.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237801-A (JP)
Title: Steering lock device
Inventor: OCHI ISAO
IPC: E05B83/00
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a steering lock device for holding a lock shaft at an unlock position unless a key is drawn.  <P>SOLUTION: The steering lock device comprises a slide shutter 34 disposed so as to block at least a part of a key hole 20 of a cylinder 18, and projecting out from an outer periphery of the cylinder 18 when the key 1 is inserted in the key hole 20 to move the cylinder 18 to a rear position; and a slide groove 40 formed on a rotor 16, receiving the slide shutter 34 projecting from the cylinder 18, and provided with the cylinder 18 so as to rotate in regard to a rotor 16 while receiving the slide shutter 34. Upon insertion of the key, the cylinder 18 is rotatably held at the rear position.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241934-A (JP)
Title: Communication apparatus and communication system
Inventor: FUJIWARA MITSURU
IPC: H04M3/56
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a communication apparatus and a communication system which never pressurize a communication band even if the number of communication apparatuses participating in the inter-multiparty communication increases, can prevent a communication apparatus from becoming high function and high cost, and can eliminate the necessity of a precontract with a provider providing inter-multiparty communication services.  <P>SOLUTION: The apparatus is provided with an audio data composing unit 18 for composing audio data received from another communication apparatus with audio data to be generated by its own communication apparatus to generate a new item of audio data, and a CPU 10 for configuring the audio data composed by the unit 18 as an audio packet.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004236553-A (JP)
Title: Micro carrier and cell culture apparatus using the same and cell culture method
Inventor: OZAWA OSAMU
IPC: C12M3/00
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a micro carrier which is used as a carrier for culturing anchorage-dependent cells and from which the cells can easily, massively, high efficiently and selectively be recovered.  <P>SOLUTION: The micro carrier 1 used as a carrier for culturing the anchorage-dependent cells is characterized in that at least one part of the surface of a particulate support 2 containing a magnetic material is coated with a temperature-sensitive resin 3.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003284117-A (JP)
Title: Method for using subset relation for performing paging, authentication, association and activating network interface in heterogeneous access network
Inventor: WATANABE FUJIO
IPC: H04L29/06
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method capable of deciding a paging area of a wireless communication apparatus in a heterogeneous access network by using a subnet relation and starting a network interface by performing authentication and association in the heterogeneous access network.  <P>SOLUTION: Paging areas are generated using subnet relations by determining mobility agent servers within a predetermined number of subnet relations from a last active mobility agent server for serving a wireless communication apparatus. Authentication and association are also accomplished using the subnet relations. Access network interfaces can also be turned on and off on the basis of the subnet relations.  <P>COPYRIGHT: (C)2004,JPO