baber/WOPTO huggingface dataset:
Patent KR-20010087845-A (KR)
Title: Free of Charge Internet Phone
Inventor: MOON HAE JOONG
IPC: H04L12/66
Filed: 2000-03-07
Abstract: PURPOSE: A free telephone conversation method though watching advertisement through a screen attached to an Internet phone is provided to be automatically connected with the Internet as soon as a user uses the Internet phone, display the advertisement of a specific sponsor on the screen from the connected Internet communication network, and perform the telephone conversation free during a watching time of the advertisement. CONSTITUTION: An Internet phone confirms whether a connection function with a specific additional communication company is executed. If a user holds a receiver or inputs an on-hook button for using an Internet phone, it is automatically connected with a specific site of a predetermined Internet additional communication company through a previously subscribed communication network and an Internet site connection state is received. A specific advertisement and information are displayed on a screen attached to the Internet phone. The user of the Internet phone inputs a telephone number of an object, and the additional communication company is connected with a communication network of a basic communication company. It is confirmed whether a telephone input is completed in the connected state. A state of an object telephone is confirmed. If it is capable of the telephone conversation, the telephone is connected. If it is incapable of the telephone conversation, a signal for information the incapability of the telephone conversation is outputted to the user. It is continuously confirmed whether the telephone conversation with the object is performed. If the telephone conversation is ended, the connection with the basic communication company is released. It is confirmed whether the user blocks a screen display function. If the user blocks the screen display function, the connection with the Internet additional communication company is released and the power of a display panel is blocked, and operations of the telephone function and the advertisement display are stopped. The Internet additional communication company continuously displays the advertisement on the screen of the Internet phone.
Patent KR-20010006779-A (KR)
Inventor: TAKAMINE YUICHI
IPC: H03H9/145
Filed: 2000-03-10
Abstract: PURPOSE: To obtain a surface acoustic wave filter which suppresses spurious due to a sub-resonance point and is improved in the extent of attenuation on the high band side of the pass band while keeping sharpness in the vicinity of the high band side of the pass band. CONSTITUTION: This surface acoustic wave filter has at least two surface acoustic wave resonators in a serial arm and has at least one surface acoustic wave resonator in a parallel arm. In this case, plural anti-resonance points M1 and M2 due to at least one surface acoustic wave resonator in the serial arm are generated by various means, and a sub-resonance point M3 generated between plural generated anti-resonance points are approximately matched with an anti-resonance point N1 due to at least one surface acoustic wave resonator in the other serial arm.
Patent KR-20010091161-A (KR)
Title: Multimedia searching system based on contents using color distortion data
Inventor: KIM HYEON JUN
IPC: G06F17/30
Filed: 2000-03-13
Abstract: PURPOSE: A contents-based multimedia retrieval system using color distortion information is provided to automatically set up an optimum weight for each data and carry out retrieval by automatically analyzing distortion information that can make multimedia color information distorted. CONSTITUTION: An image data structure to implement multimedia retrieval using color distortion information consists of feature information and color distortion information. As the feature information for multimedia retrieval, a color histogram, regional representative color information, a texture histogram, and a regional representative texture information are used. The color distortion information is composed of distortion color information to indicate which color has an effect on color distortion and distortion intensity information to indicate how much distortion color information has an effect on color distortion.
Patent KR-20000049531-A (KR)
Inventor: SEOK MI SOO
IPC: D01F/
Filed: 2000-04-04
Abstract: PURPOSE: Provided is a composition of synthetic fiber which has excellent functionality, fiber quality and swellability. Thereby, it is possible to produce a composition of synthetic fiber which has excellent far infrared ray effect. CONSTITUTION: A process for producing a composition of mineral powder for synthetic fiber comprises following the steps of: calcining a mineral selected from phyllosilicates mineral to pulverize the mineral to the size of 325mesh; pulverizing the mineral to the size no more than 10micron to pulverize the mineral to the size no more than 1micron; and then mixing a 70-90% by weight of phyllosilicates mineral powder, Ag and 10-30% by weight of inorganic antivirus powder to spin a fiber. The phyllosilicates mineral comprises pyrophyllite, talc, moscovite, biotite, montmorillonite, chlorite and kaolinite as main component.
Patent KR-20000071770-A (KR)
Title: 채널 할당 방법 및 장치
IPC: H04W16/00
Filed: 2000-04-21
Abstract: 복수의 기지국을 포함하는 통신 시스템으로써, 각각의 기지국은 대응하는 지리적 섹터와 통신하기 위해 사용되고, 각각의 채널이 복수의 기지국에 의해 사용될 대응하는 채널 번호를 갖는 N 개의 전송 채널을 할당하는 방법에 있어서, N 개의 난수의 세트를 발생한다. 상기 각각의 난수는 채널 번호에 대응한다. 상기 난수 세트를 복수의 섹터로 분할하고, 상기 각각의 섹터는 상기 복수의 기지국 중 하나에 의해 서비스되는 지리적 영역에 대응한다. 상기 난수의 분할된 세트에 근거하여, 기지국 중 각각의 하나에 의한 사용을 위해 대응하는 채널을 할당한다. 한 실시예에 따라, 동일 섹터 내의 두 채널 번호는 두 채널 번호 사이의 차이가 소정의 번호와 같거나 적을 경우 다른 섹터로 분리된다. 소정의 번호가 1이면, 두 연속적인 채널 번호는 분리된다.
Patent KR-20010099551-A (KR)
Inventor: KIM JI SEOP
IPC: G06F17/30
Filed: 2000-04-28
Abstract: 본 발명은 동의어 사전을 이용한 검색방법에 관한 것이다. 본 발명은 사용자가 입력한 문장을 자동으로 키워드화 하는 단계와, 사용자가 입력한 문장을 AND 조건과 OR조건을 명확히 구분하여 입력하는 단계와, 사용자가 검색을 시도할 때 기 등록된 동의어 사전에 의한 검색어를 추출하여 조합하는 단계를 구비하는 것을 특징으로 한다. 본 발명은 사용자가 입력한 내용 모두를 효율적으로 인덱스화하며, 이미 입력된 동의어는 재 입력함 없이 키워드로 변환하여 검색을 실시하게 되고, AND 조건은 하나의 칸에 OR 조건은 다음 칸에 구분하여 입력함으로써 초보자도 쉽게 사용할 수 있다.
Patent KR-20010105437-A (KR)
Inventor: AHN CHANG HO
IPC: H01L21/66
Filed: 2000-05-04
Abstract: 본 발명은 반도체 생산 과정에서 제작되는 웨이퍼의 칩소자에 대한 이상유무 검사시 상기 칩소자내에 있는 패드에 접촉되는 접촉핀이 과도한 힘을 받게 되는 경우 프로브카드가 자체 승하강 되도록 하여 적절한 힘의 분산이 이루어지게 함으로써 칩의 패드면을 보호함과 동시에 프로브카드가 손상되는 것을 막을 수 있도록 한 것으로, 칩소자(a)의 패드면과 접촉되는 접촉핀(1)이 다수 직립 설치되는 프로브카드(A)를 구성함에 있어서, 상기 접촉핀(1)은 제1고정판(2)과 제2고정판(3) 및 제3고정판(4)을 순차 관통하여 설치되되, 상기 제1고정판(2)에 대해서는 유동 가능하게 또한 제2 및 제3고정판에 대해서는 고정 상태로 설치되며, 상기 제1, 제2 및 제3고정판(2)(3)(4)은 프로브카드 본체(6)에 대해 상하 이동 가능한 승강틀(5)에 고정수단(21)에 의해 탈 부착 가능하게 끼워 설치되며, 상기 승강틀(5) 상면과 본체(6)내면 사이에는 다수의 탄발 스프링(7)을 설치하여서 되는 것을 특징으로 하는 웨이퍼의 칩소자 검사용 프로브카드이다.
Patent KR-20000077317-A (KR)
Title: 웨이퍼 세정장치 및 웨이퍼 세정방법
IPC: B08B3/02
Filed: 2000-05-18
Abstract: 본 발명의 목적은 구리 도금 및 화학적-기계적 폴리싱과 같은 여러가지 공정을 거치는 웨이퍼를 세정하는 웨이퍼 세정장치를 제공하는 것이다. 
     여러단계의 제조공정을 거치게 되는 웨이퍼를 회전시키면서 세정용액으로 웨이퍼의 전면과 배면을 세정하는 장치로서, 상기 장치는 공정처리된 웨이퍼의 전면 및 배면에 각각 세정액을 분무하기 위한 세정노즐들, 및 웨이퍼의 외부 원주 주변에 에칭액을 분무하기 위한 에칭노즐을 포함하여 이루어진다.
Patent KR-20010105859-A (KR)
Title: Method for linking and operating of application program using Hotkey
Inventor: KIM U SEONG
IPC: G06F3/02
Filed: 2000-05-19
Abstract: A process for producing a peptide having a desired biological activity via gene recombination characterized in that an accessory peptide is added to the target peptide followed by the expression thereof. Use of this process makes it possible to prevent agglutination in the recovery and purification steps with the regulation of isoelectric points, to achieve an elevated yield in ion exchange chromatography, to improve the solubility of a fused protein in an enzymatic reaction wherein the target peptide is expressed as the fused protein with another protein and then liberated by enzymatic cleavage, to improve the solubility of the target peptide in an enzymatic reaction wherein the peptide should be enzymatically modified, etc., thus elevating the purification efficiency and yield of the target protein.
Patent KR-20010106889-A (KR)
Title: 고체 연료 연소 버너
Inventor: KIM JUNG NAM
IPC: F23G7/12
Filed: 2000-05-24
Abstract: 본 발명은 고체 연료 연소 버너에 관한 것으로, 이 고체 연료 연소 버너는 투입된 고체 연료가 적재되는 망형상의 적재부와, 적재부에 적재된 고체 연료를 점화시키기 위한 점화 수단과, 적재부의 하단에 설치되어 점화되어 녹아 내리는 고체 연료를 받치기 위한 쟁반 형상의 받침판와, 받침판에 놓여 적재부에서 녹아내리는 고체 연료가 적셔지는 불연성 섬유와, 적재부와 받침판 사이에 위치하는 제 1 송풍수단을 포함하여 구성되고, 내벽이 내화벽으로 구성된 제 1 연소실과; 이 제 1 연소실과 연통하며, 제 1 연소실에서 유입되는 화염을 2차로 연소시키기 위하여 재가열수단 및 제 2 송풍수단을 구비한 제 2 연소실과; 이 제 2 연소실과 연통하며, 제 2 연소실에서 유입되는 화염을 3차로 연소하기 하기 위한 제 3 송풍수단을 구비한 제 3 연소실을 포함하여 구성된다. 
     이와 같이 구성되는 고체 연료 연소 버너는 폐합성수지로 형성되는 고체 연료를 유해가스가 발생시키지 않도록 완전 연소할 수 있다.
Patent KR-20010108599-A (KR)
Inventor: LEE KYUNG HOE
Filed: 2000-05-30
Abstract: 본 발명은 고객지주회사 설립을 위한 주식교부방법에 관한 것으로, 특히 고객이 본 발명에 따른 고객지주회사의 웹 사이트 등을 통하여 회원 등록을 하고 상품을 구입하거나 서비스를 유료로 제공받는 경우 등 주식교부요건에 해당하는 행위를 하는 경우, 그 해당 액수에 따라 본 발명에 따른 고객지주회사의 주식을 교부받도록 한 고객지주회사 설립을 위한 주식교부방법에 관한 것이다. 
     본 발명의 하나의 특징에 의한 고객지주회사설립을 위한 주식교부방법은 고객이 고객지주회사의 회원으로 등록을 하는 과정; 상기 고객이 주식교부요건에 맞는 행위를 하고 주식교부를 요청하는 과정; 주식교부요청이 유효한지 판단하는 과정; 고객지주회사에서 자사의 주식을 상기 고객에게 교부하는 과정을 포함하는 것을 특징으로 한다. 
     본 발명은 고객지주회사의 입장에서는 초기 자본을 형성할 수 있을 뿐만 아니라 자사의 광고 홍보 효과를 얻을 수 있고 주식의 분산을 통해서 고객의 충성도를 높일 수 있는 장점이 있다. 
     또한, 고객의 입장에서는 고객지주회사로부터 교부받은 주식이 상승하면, 해당 주식 상승액만큼의 이익을 볼 수 있는 장점이 있다.
Patent KR-20010112702-A (KR)
Inventor: PARK JEONG YONG
Filed: 2000-06-12
Abstract: 본 발명은 컨덴서를 고정하기 위한 브라켓을 간단한 구성으로 개선하면서도 컨덴서의 탱크와의 결합력을 충분히 유지할 수 있도록 하여 컨덴서 전체의 품질향상과 브라켓의 제작이 용이하게 이루어질 수 있도록 한 자동차 콘덴서용 브라켓에 관한 것으로서; 
     통상적인 컨덴서(10)의 탱크(11)외측에 결합되어 컨덴서(10)를 엔진룸을 구성하는 프레임상에 유동하지 않도록 고정하는 것이 브라켓(20)을 구성함에 있어서; 
     상기 브라켓(20)은; 
     일측에 고정편(21)을 가지는 바디(22)의 내측에 탱크(11)의 외형과 동일한 형상으로 형성되는 결합면(25); 
     상기 결합면(25)의 일측에는 탱크(11)의 내측단부(26)에 걸림되고 굴곡부(27)와 연접하기 위한 라운드부(28)를 가지고 돌출되는 클램프(30); 
     상기 클램프(30)의 대향측에 형성하는 고정돌기(31)를 포함하는 것을 특징으로 한다.
Patent KR-20010015032-A (KR)
Inventor: CHANG JONG YOON
IPC: A01K61/00
Filed: 2000-06-13
Abstract: PURPOSE: A fish holding aquaculture system is suggested to maximize yields per area, minimize ocean contaminants by removing or purifying self-contamination materials. CONSTITUTION: A fish holding aquaculture system comprises a lifting device forming a passage by a pallet, on a lifting pipe that is assembled with a sealing cap for a pipe and a bicross-connector or a biconnector. The lifting device is arranged with several disk shaped water tanks. In the middle of lower part thereof, a drainage port is equipped. The disk shaped water tank has a vertical pump for controlling water depth to supply water into the water tank, at its one side. The fish holding aquaculture system has also a centrifugal precipitation tank, which has several pores and an outlet for sludge.
Patent KR-20010007496-A (KR)
Inventor: KREUZER JUSTIN L
IPC: G03F7/20
Filed: 2000-06-23
Abstract: PURPOSE: Provided is wavefront information without detaching a projection lens system from a tool by arranging the lens system in such a way as to receive electromagnetic radiation that has passed through a reticle having a plurality of lattices of different periods and orientations while the reticle is placed on a reticle stage. CONSTITUTION: A reticle having lattices(16) is arranged at a focal distance fF from a field lens(12) while a reticle lens(20) is arranged at a focal distance f from the reticle(14). The reticle lens(20), an aperture(22), and a wafer lens(24) constitute a projection lens system(18). The projection lens system(18) is used to form an image of the lattices(16) on the reticle(14) on a nominal focal plane(28) positioned at a distance(f) from the wafer lens(24). A first plane(26) is positioned at a given distance from the nominal focal plane(28), while a second plane(30) is positioned at another given distance from the nominal focal plane(28). As a result, wavefront information can be mapped, based on the intensity information for a variety of lattices obtained from a plurality of detection planes.
Patent KR-20010007504-A (KR)
Inventor: WOODBURY DUSTIN
IPC: H01L21/822
Filed: 2000-06-23
Abstract: PURPOSE: An integrated resistance contact is provided to eliminate the need for incorporating an added resistance layer by changing a desired silicon base material in contact to a material with desired high resistivity. CONSTITUTION: In a semiconductor device or an integrated circuit having a high resistance contact(10) and a low resistance contact(11), mobility spoiling species such as carbon or oxygen are implanted into all contacts. The high resistance contact(10) is coated with barrier metal(45), and silicide(35) is protected from chemical interaction with an interconnect metal(40) in the low resistance contact(11). The barrier metal(45) is usually masked by the interconnect metal(40) when etching. Although mobility spoiling implant is consumed by the silicide(35) at the low resistance contact(11) on the left, it remains undisturbed in the high resistance contact(10) on the right. Therefore, the low resistance contact(11) can be differentiated from the high resistance contact(10) without requiring deposition of an added resistive layer, and without using an added circuit surface area in less processes than those associated with high temperature annealing.
Patent KR-20020001338-A (KR)
Title: Method for forming photoresist pattern
Inventor: KIM GI HYEON
IPC: H01L21/311
Filed: 2000-06-28
Abstract: PURPOSE: A method for forming the pattern of a photosensitive layer is provided, to prevent the collapse or movement of a pattern and to obtain a photosensitive layer having a pattern with a fine feature size of 0.1 micrometers. CONSTITUTION: The method comprises the steps of coating a photosensitive layer on a wafer(21) where a conductive layer(22) is formed; exposing and developing the photosensitive layer to form a photosensitive pattern; and making the feature size of the photosensitive pattern be fine by using a radical generated due to the thermal decomposition of ozone, to form the fine photosensitive pattern(24a). Preferably the exposure is carried out by using a KrF eximer laser as a light source. The ozone is supplied by the concentration of 5-7 vol% to the amount of oxygen and the thermal decomposition of ozone is carried out at a temperature of 130-200 deg.C. The photosensitive layer is selected from a positive layer, a negative layer, a g-line layer (436 nm), an i-line layer (365 nm) and an ArF layer (193 nm) according to the change of solubility.
Patent KR-20010015346-A (KR)
Inventor: SASAKI OSAMU
IPC: G09G3/20
Filed: 2000-07-15
Abstract: PURPOSE: A circuit is provided to unnecessitate to adjust a power supply voltage and the value of resistance in each liquid crystal display device by providing a voltage dividing means between a positive power supply voltage and a negative power supply voltage and setting the bias voltage. CONSTITUTION: An input signal IN is subjected to capacitive coupling with a capacitor(C11) and is inputted to the input terminal of an amplifier circuit. Here, the center voltage of the amplitude level of the signal IN is shifted to the bias voltage Vb by the bias voltage (defined as Vb) decided by the ratio of on-resistances of a p-channel TFT(p11) and an n-channel TFT(n11) Then, in an amplifier circuit, a p-channel TFT(p12) is turned off and an n-channel TFT(n12) is turned on when the signal IN at a high level, and negative power supply source GND is output from the output terminal of the amplifier circuit. When the signal IN is at a low level, the TFT(p12) is turned on and the TFT(n12) is turned off, and a positive power supply VDD is output from the output terminal of the amplifier circuit.
Patent KR-20010021093-A (KR)
Title: Communication system, receiver, device and method of correcting channel errors
Inventor: DEPERSIN LAURENT
IPC: G10L19/005
Filed: 2000-07-18
Abstract: PURPOSE: A communication system, receiver, device and method for channel error correction are provided to improve the function of a conventional method by correcting a transmission error of a channel, without increasing redundancy that encodes the channel. CONSTITUTION: A device and a method are advantageous particularly to a system exposed to very poor transmission conditions such as radio interference in the channel or as all other noise phenomena. A specified correcting device is added after the device and method decode the channel to detect and correct residual errors of the channel surpassing the correction capacity of the decoder of the channel. Furthermore, a signal supplied by the decoder is a voice signal composed of a limited number of decided voice elements. Since the device and method detect a transmission error and correct the detected transmission error by replacing an erroneous part in a received signal by a synthesized part on the basis of a voice dictionary, the device and method offer continuous voice recognition of the received signal by using the dictionary of voice elements. The device and method are applied to a mobile telephone set, a voice communication system VOI using the Internet, or a voice communication system VATM using an ATM.
Patent KR-20020009230-A (KR)
Inventor: BAE HAK GYUN
IPC: F25D23/00
Filed: 2000-07-25
Abstract: PURPOSE: A refrigerator is provided to increase the internal volume of a refrigerating compartment without the internal volume of a freezing chamber by arranging an evaporator for the refrigerating compartment and a cool air circulating fan in a rear part of the freezing compartment. CONSTITUTION: A refrigerator is composed of a body(20) divided into a freezing compartment(22) and a refrigerating compartment(23); a freezing compartment evaporator(26) supplying cool air to the freezing compartment; a refrigerating compartment evaporator(27) generating cool air for the refrigerating compartment; a cool air circulating fan(28) for the freezing compartment circulating cool air from the freezing compartment evaporator to the freezing compartment; and a cool air circulating fan for the refrigerating compartment circulating cool air from the refrigerating compartment evaporator to the refrigerating compartment. Cool air is supplied to the freezing compartment and the refrigerating compartment through cool air passages. The volume of the refrigerating compartment is increased with arranging the freezing compartment evaporator and the refrigerating compartment evaporator in the rear part of the freezing compartment, and with connecting the passage of the evaporator to the refrigerating compartment.
Patent KR-20000063871-A (KR)
Inventor: PARK SIN JAE
IPC: B21C37/04
Filed: 2000-08-07
Abstract: PURPOSE: A method for preparing an aluminum line materials for building and the aluminum line materials for building prepared thereby having an excellent natural gloss, which is able to be used as materials for industrial arts, interior decorating materials, gardening materials and materials for the artificial flower, are provided. CONSTITUTION: The method comprises steps of: (i) coloring, drying and coiling an aluminum line materials which is heat-treated and then surface-treated; (ii) coating circumference of the aluminum line materials with a transparent vinyl chloride resin at a diameter of about 0.1-10.0 millimeter; and (iii) drying the aluminum line materials.
Patent KR-20020012791-A (KR)
Title: Wall and floor building materials coated with phosphorescent material
Inventor: SAITO KAZUO
IPC: E04C1/42
Filed: 2000-08-08
Abstract: PURPOSE: A wall member with a luminous material is provided to produce desired luxury feeling or touch sense similar to marble or granite, and to reduce a production cost by recycling glass products as industrial wastes. CONSTITUTION: The wall member(1) is comprised of a base panel(2) made of glass pieces(3) mainly, a recess(4) formed in the base panel, and a luminous material(5) charged in the recess. In addition, a smokeless flux(6) is applied on the surface of the luminous material, or on the whole surface of the base panel in order to prevent the separation of the luminous material or be used as a promotor for the formation of illuminant elements.
Patent KR-20020014310-A (KR)
Title: An automotive suspension system for increasing rolling safety degree
Inventor: SEO EUN SEOK
IPC: B60G9/00
Filed: 2000-08-17
Abstract: PURPOSE: A suspension for a vehicle is provided to improve turning stability by reducing rolling of the vehicle with twisting a leaf spring and adding restoring force of the leaf spring to the restoring force of a stabilizer in turning the vehicle. CONSTITUTION: A leaf spring(2) is fixed in a side frame arranged in a vehicle body, and the middle of the leaf spring is installed in an axle by a U-bolt. A stabilizer is mounted in the both ends of the axle to reduce rolling of the vehicle body. The end of the leaf spring is formed with a spring eye(2a), and a serration(2b) is formed in the surface of the spring eye. A spring pin(4) is inserted to the spring eye of the leaf spring, and a serration(4a) is formed in the outer periphery of the spring pin. A fitting end(4b) is protruded in the lower part of the spring pin with eliminating the upper semicircular part, and inserted to a fixing bracket(3). A stopper(3b) is protruded from the upper part to the middle of an insertion hole(3a) to constrain rotation. The leaf spring is distorted in turning the vehicle by assembling the fixing bracket with the spring pin. Rolling is reduced, and stability is improved with adding the restoring force of the leaf spring to the restoring force of the stabilizer.
Patent KR-20020015438-A (KR)
Title: Method for preventing from bad-user in the computer network, system and computer-readable medium recording the method
Inventor: KIM YEON SIK
IPC: G06F17/00
Filed: 2000-08-22
Abstract: PURPOSE: A method and system for preventing illegal users in a computer network system is provided to easily ferret out illegal or bad users by enabling other users to report illegal information as soon as it is detected. CONSTITUTION: A user accesses a server computer(a). The user inputs illegal information, such as writing, language, voices, pictures, moving pictures, etc., contrary to youth protection regulations(b). If another user who has come across this illegal information reports it to monitor personnel through key input(c), the monitor personnel confirms the illegal information using a monitoring program and registers the bad user in a bad user database(d). The monitor personnel excises control over what the bad user registered in the bad user database uses or accesses the server computer(e).
Patent KR-20020018890-A (KR)
Title: Saving device and method through the dialing
Inventor: OH YANG GEUN
IPC: H04M1/656
Filed: 2000-09-04
Abstract: PURPOSE: A data storing apparatus and method by a phone call are provided to avoid an inconvenience of a failure of making a memo for an import appointment or information made during a call by converting a voice signal during a call b a phone connected to a computer into a text data, storing it, later reading the call content and storing it as a text file in a memory. CONSTITUTION: A signal line of a phone set(1) passes through a computer(3) so that a voice signal during a call can be detected by a signal detector(4) of the computer(3). The detected voice signal, an analog signal, is converted by a voice-text converter(5). The text file information is temporarily stored together with call date in the first region(6a). When there is a request by a user through an input unit of a key board(7) or a mouse(8), a controller(9) recognizes the request and reads the text file information stored in the first region(6a). When the user deletes or adds a portion of the content while using the input key of the key board(7) for the read text file information, a text editing unit(10) corrects the file information and edits the call content as a memo type under the control of the controller(9). The editing procedure is displayed on a monitor(12) through a display driving unit(11), so that the user can edit the content while viewing it. The editing-completed file information is stored in the second region(6b) of the memory(6) so that the user can read it for checking as required.