baber/WOPTO huggingface dataset:
Patent KR-960000836-B1 (KR)
Title: Word-line driving circuit of semiconductor memory device
Inventor: OH SEUNG-CHOL
IPC: G11C11/407
Filed: 1992-11-20
Granted: 1996-01-13
Abstract: The device comprises a power-up unit in which voltage with upper level than power supply level, an input unit which outputs signals by responding to the enable status of decoded low address signals, and an output unit which is composed of a n-MOS transistor which inputs output signals from the input unit and has a source inputting word line operating signals and a drain connected to word line and a pull-down n-MOS transistor that is connected between the drain of the p-MOS transistor and the ground.
Patent KR-100201253-B1 (KR)
Inventor: PARK JERNG-IL
IPC: H04N1/41
Filed: 1992-11-26
Granted: 1999-06-15
Abstract: 화상처리시스템에서 DSP를 사용하여 소프트웨어애 의해 오차확산 중간조변환을 함에 따른 문제점들을 개선한다. 
     이를 위해 입력데이타에 대한 이전의 오차들을 적어도 1라인분 이상 저장하는 메모리와, 상기 메모리에 저장된 오차와 현재오차를 미리 설정된 윈도우에 대응 쉬프트시켜 윈도우 데이타들을 생성하며 생성된 윈도우 데이타들 중에서 1화소 이전의 오차는 상기 메모리에 저장하는 윈도우 처리부와, 상기 윈도우 데이타들에 대하여 미리 설정윈 필터계수를 적용하여 오차합을 생성하는 오차필터와, 상기 입력데이타와 상기 오차합을 가산하는 가산기와, 상기 가산기의 출력을 미리 설정된 임계값과 비교하고 비교결과에 따라 이치화하여 오차확산 중간조변환된 이치화데이타로서 출력하는 비교기와, 상기 이치화데이타의 비트를 확장시키는 비트확장기와, 상기 가산기와 비트확장기의 출력의 차를 현재오차로서 상기 윈도우 처리부에 인가하는 감산기로 구성한다. 
     따라서 DSP를 사용하지 않고 하드웨어만으로 오차확산 중간조변환을 한다.
Patent KR-960006330-B1 (KR)
Title: Analog integrator
Inventor: LEE KWANG-WON
IPC: G06G7/18
Filed: 1992-12-02
Granted: 1996-05-13
Abstract: The analog integrator, used for various testers in laser measurement, analysis and development of nuclear fusion reactors, improves the integration signal processing function of the conventional lossy integrator. It comprises a plurality of passive integrators sequentially connected to the conventional lossy integrator(1). It can obtain asymtotically compensated integration signal by performing cascade integration in the passive integrators, and adding the output values generated from each passive integrator.
Patent KR-100236743-B1 (KR)
Inventor: MEIROWITZ RANDY E
IPC: A61F13/15
Filed: 1992-12-17
Granted: 2000-01-15
Abstract: 본 발명은 액체를 흡수 및 수송하기 위한 구조체에 관한 것이다. 이 구조체는 0 내지 약 90중량%의 조형 섬유를 함유하는 차폐층 및 100 내지 약 10중량%의 조형 섬유를 함유하는 분포층으로 구성되어 있다.
Patent KR-950007921-B1 (KR)
Title: Process for preparing of pyrazol sulphonyl isocyanate derivatives
Inventor: CHONG IN-BAE
IPC: C07D231/18
Filed: 1992-12-21
Granted: 1995-07-21
Abstract: The method for preparing pyrazole sulfonyl isocyanate derivatives of formula (I) comprises reacting carbamate cpd. of formula (II) with PCl5 in the presence or absence of a solvent. In the formulas, A is H, C1-4 alkyl or phenyl; R2 is H, C1-4 alkyl, allyl or propargyl; R3 is H, methyl, ethyl or phenyl; R is C1-8 alkyl, alkylether, allyl or phenyl. The solvent is selected from benzene, toluene or chlorobenzene. The cpds. of formula (I) are useful as an intermediate in the prodn. of pyrazole sulfonyl urea herbicides.
Patent KR-960006972-B1 (KR)
Title: Gate oxide film forming method of semiconductor device
Inventor: UM KEUM-YONG
IPC: H01L21/316
Filed: 1992-12-30
Granted: 1996-05-25
Abstract: The gate oxide film for semiconductor is prepared by (A) forming a primary oxide film using H2, O2 and TCA(trichloroethane) gases in the ratio of 8:8:0.8 SLIM(standard litter per meter), (B) increasing the temperature of process chamber under N2 atmosphere, and (C) annealing the oxide film with increased amount of 25 SLIM of N2 gas, which prevents charged ions from trapping on the gate oxide film and prevents natural oxide from forming on the gate oxide film.
Patent KR-950015073-B1 (KR)
Title: Crt static characteristics testing method
Inventor: CHUN SEI-GI
IPC: H01J9/42
Filed: 1992-12-31
Granted: 1995-12-21
Abstract: The method for testing static characteristics of a cathode-ray tube comprises the steps of: applying an inherent identification sign to each cathode-ray tube to perform the test; storing the result of the test at a memory; and controlling a test following the test and a reprocessing step by calling the stored test result.
Patent KR-100202052-B1 (KR)
Title: Detoxification method of bordetella pertussis toxin and the b. pertussis toxin detoxified by this method
Inventor: CAPIAU CARINE
IPC: C12N/
Filed: 1992-08-11
Granted: 1999-06-15
Abstract: A detoxified B. pertussis toxin or antigenic preparation is described, which is characterized by stability to reversion to toxicity upon storage at 4-8  DEG C and at temperatures above 23  DEG C. Also provided are methods for producing detoxified pertussis toxin and vaccines containing same.
Patent KR-0134487-B1 (KR)
Inventor: KWON HYUN-KOO
IPC: G09G5/10
Filed: 1993-03-23
Granted: 1998-04-23
Abstract: 자동 이득제어용 증폭기(11) 윈도우 신호 발생회로(20) 윈도우 영역 검출회로(30), 비윈도우 영역 검출회로(40), 비교회로(50), 이득조절회로(60)를 구비하는 캠코더의 자동 이득 조절 장치를 이용하여 화면 주변부의 명암을 조절하는 장치임. 윈도우 영역 검출회로(30) 및 비윈도우 영역 검출 회로(40)는 윈도우신호 발생회로(20)의 수직 및 수평윈도우신호(V-W)(H-W)에 따라 화면 모서리 부분의 영상 신호와 화면 중앙 부분에 대한 영상 신호를 검출하고, 비교 회로(40)는 화면 모서리 부분에 대한 영상 신호와 화면 중앙 부분에 대한 영상 신호 레벨에 따라 이들이 서로 동일한 레벨이 되도록 하는 이득 제어 신호를 출력한다. 증폭기(11)는 이득 제어 신호에 따라 영상 신호의 이득을 조절하므로써 화면의 모서리 부분과 중심 부분에 대한 휘도 레벨이 동일하도록 증폭한다.
Patent KR-100279236-B1 (KR)
Title: 재크나이프방지장치
IPC: G03G15/16
Filed: 1993-04-01
Granted: 2001-01-15
Abstract: 운전자의 스위치 조작에 의하지 않고 자동적으로 작동하는 재크나이프 방지장치를 제공하는 것으로, 제1의 릴레이밸브(13)와 접속된 제1라인(14)과, 에어탱크(15)와 접속된 제2라인(16)과, 양자의 공기압 변동으로 작동하는 제2의 릴레이밸브(17)와, 제2의 릴레이밸브(17)로 부터의 공기압을 증압하는 부스터(18)와, 부스터(18)에 구동되어 디스크를 협지하는 디스크캘리퍼(11)와, 제1라인(14)상에 배치된 더블체크밸브(20)와, 이 더블체크밸브(20)를 통하여 제1라인(14)과 제2라인(16)을 연통하는 바이패스라인(21)과, 바이패스라인(21)상에 배치되어 체인지레바(23)를 백으로 넣었을때 열린상태로 되는 전자밸브(22)를 구비한 재크나이프 방지장치이다.
Patent KR-960013180-B1 (KR)
Title: Elevator group control device
Inventor: KO EUNG-RYUL
IPC: B66B1/18
Filed: 1993-06-14
Granted: 1996-09-30
Abstract: The device is designed to perform group control of an elevator for understanding and forecasting traffic flow of the present and near future. The device consists of : a group management control section (10) for collecting and analyzing traffic flow, searching characteristic factors at the time, learning continuously by reflecting the value of that characteristic factors; hall control units (12) for controlling halls of each floor and adopting the operation of an elevator to the environment; and a caller control micro computer (13) for controlling each caller depending on the service.
Patent KR-0128675-B1 (KR)
Title: Movement control method & device of microwave-oven
Inventor: JUNG KYUNG-HAN
IPC: F24C7/02
Filed: 1993-06-29
Granted: 1998-04-09
Abstract: To be able to prevent the damage of the microwave by carelessness of the user and to conduct more precisely the cooking, this system is provided with the temperature sensing element which detects the temperature of the cooking chamber, the microcomputer which is inputted with the temperature signal outputted from the temperature sensing element to compare with the standard temperature preliminarily established, the relay that controls the feeding time of the voltage that is fed from the microwave generation means, therein the temperature sensing element is composed of the micro high frequency absorbing part and the thermistor.
Patent KR-0175335-B1 (KR)
Inventor: SUZUKI SHOJI
IPC: G11B17/22
Filed: 1993-07-09
Granted: 1999-04-15
Abstract: [목적] 
     본 발명의 목적은 소정의 디스크를 선택하여 재생시키는 플레이어에 있어서, 디스크 선택하여 재생시키는 이동부를, 디스크에 대해서 높은 정밀도로 위치결정 시키고, 선택된 디스크를 확실하게 클램프 시킬 수 있도록 하는 것에 있다. 
     [구성] 
     디스크를 선택하여 재생시키는 이동부에는 제1 이동샤시(11)와 제2 이동샤시(12)가 설치되어 있다. 모터(36)의 동력에 의하여 구동레버(26),(28)가 구동되면, 링크기구에 의하여 제2 이동샤시(12)가 승강한다. 제1과 제2 이동샤시(11),(12)는 위치결정·록판(41),(45)에 의하여 서로 록되어 승강한다. 매거진(M) 내의 디스크 선택위치로 이동하면, 위치결정·록판(41),(45)이 이동하고, 박스체(10)에 설치된 록기구부(43),(44),(46),(47)의 복수단계 위치결정부에 끼워맞춤하여 제1 이동샤시(11)가 위치결정된다. 이렇게 함으로서 이동부와 매거진(M)내 디스크와의 상대위치가 높은 정밀도로 위치 결정된다.
Patent KR-970004172-B1 (KR)
Title: Noise reappearing device and its control method
Inventor: KOOK DOO-YUN
IPC: G10K11/16
Filed: 1993-08-31
Granted: 1997-03-25
Abstract: Noise reappearance device and method, where consists of a database that stores the failure noise by the vehicle specification and elements, and then reappears the noise at the fixing time.
Patent KR-950011795-B1 (KR)
Title: Noise reducing type shock absorber valve
Inventor: CHO KI-HAENG
IPC: B60G13/06
Filed: 1993-09-23
Granted: 1995-10-10
Abstract: The shock absorber valve for damping the vibration or shock on vehicle running, has a silent washer for preventing a sudden decrease in pressure generated from the oil passageway when the piston rod is in expansion or compression stroke. The valve comprises a silent washer(30) having a passageway(31) formed on the piston valve(10), piston rod(3) of the valve body(20) and a pin(21) for preventing the turbulence flow. The passageway of the silent washer is formed in an s-type curve for maximizing the reduction of the turbulence flow.
Patent KR-970001761-B1 (KR)
Inventor: KIMURA KASYA
IPC: F04B27/08
Filed: 1993-09-28
Granted: 1997-02-15
Abstract: 내용 없음.
Patent KR-960014962-B1 (KR)
Title: Manufacturing method of phase shift mask
Inventor: HAM YOUNG-MOK
IPC: H01L21/027
Filed: 1993-10-15
Granted: 1996-10-23
Abstract: depositing a phase shift layer(6) and an etching barrier film(5) on the upper side of a quartz substrate(4); forming a number of etching barrier film patterns(7) and a number of phase shift layer patterns(8) by etching the etching barrier film(5) and the phase shift layer(6); forming a nitrided spacer(9) on the side wall of the etching barrier film pattern(7) and the phase shift layer pattern(8); depositing a Cr film(10) on the entire surface; removing a photoresist film(12) to cover the Cr film(10) deposited on the quartz substrate(4) by etch back process after depositing the photoresist film(12); forming a self-aligned Cr pattern(11) by etching the exposed Cr film(10); and removing the remained of the photoresist film(12), the etching barrier film(5) and the nitrided spacer(9).
Patent KR-100256268-B1 (KR)
Title: Semiconductor elenent isolation layer manufacturing method
Inventor: HU SANG BEOM
IPC: H01L21/76
Filed: 1993-10-22
Granted: 2000-05-15
Abstract: PURPOSE: A method for forming a field oxide is to prevent an occurrence of a bird's beak phenomenon during the growth of the field oxide, thereby securing a wide cell region and effectively forming the field oxide. CONSTITUTION: A silicon dioxide film(2) and the first silicon nitride film(3) are orderly formed on a silicon substrate(1). A selected portion of the dioxide film and the first silicon nitride film is selectively etched to expose a surface of the silicon substrate. An impurity ion is implanted into the exposed portion of the silicon substrate to form a field stop region(6). The second silicon nitride film(10) is formed on the entire surface of the resultant substrate. The second silicon nitride film formed right on the field stop region except the sidewall portions(10') of the first silicon nitride film, and the silicon dioxide film are removed to expose the field stop region. The field stop region is thermally oxidized to form a field oxide(20).
Patent KR-970006701-B1 (KR)
Title: An optical path regulating apparatus for project image display
Inventor: KIM YU-KWANG
IPC: H04N5/74
Filed: 1993-11-30
Granted: 1997-04-29
Abstract: An optical path controller of a projection-type image display is provided, which is constructed in such a manner that a first support 1 is formed on the center of a driving substrate 20, a second support 22 is formed on the driving substrate 20, having a predetermined distance from the first support 21, a third support 23 is formed on the side opposite to the second support 22, having a predetermined distance from the first support 21 and the surface of the driving substrate 20, an elastic portion 24, signal electrode 25, ceramic layer 26 and bias electrode 27 are formed between the second and third supports 22 and 23, the elastic portion 24, signal electrode 25, ceramic layer 26 and bias electrode 27 penetrating the upper portion of the first support 21, and a mirror 28 is formed on each pixel region, the mirror 28 coming into contact with the surface of the first and third supports 21 and 23.
Patent KR-100232785-B1 (KR)
Title: Tooth brush
Inventor: JEANNET ROLAND
IPC: A46B7/04
Filed: 1993-12-08
Granted: 1999-12-01
Abstract: The invention relates to a toothbrush consisting of a handle (22) whose neck (28) has a coupling end (30), and of a brush head (24) with a coupling end (32), it being possible for the brush head (24) to be firmly but releasably connected to the handle (22) by engagement of their coupling ends (30, 32). An actuating member (46) is secured movably on the handle (22). A gearing (68, 74) is arranged inside the handle (22). A driving gear (54) is firmly connected to the actuating member (46) and has a driving gear (70). A spindle (76) is mounted axially movably and rotatably in the handle (22). One end of the spindle (76) is connected with rotary movement to the driving gear (70) of the gearing (68, 74) inside the handle (22), and the other end of the spindle (76) is mounted in the coupling end (30) of the handle (22) and has a first part of the device for the releasable connection of the handle (22) to the brush head (24). A second part of the device in the coupling end (32) of the brush head (24) serves for the releasable connection to the first part of the device at the other end of the spindle (76). The brush head can be assembled quickly and clamped firmly, thus providing a hygienically satisfactory connection. <IMAGE>
Patent KR-970000304-B1 (KR)
Title: Process for producing magnetic recording iron hydroxide
Inventor: SONN JIN-KOON
IPC: C01G49/02
Filed: 1993-12-31
Granted: 1997-01-08
Abstract: Process for preparing ferric hydroxide from waste water  with  ferrous chloride is described. Thus, i)waste water with ferrous chloride is added with iron scrap or powder to eliminate Fe+3 and hydrogen chloride  from waste water, ii)the obtained solution is added with iron scrap to give a colloidal sludge which contains ferric hydroxide with a concentration of 100mg-1,000mg/L, iii)the colloidal sludge is stirred slowly to give a high dencity ferrous chloride solution, iv)the ferrous chloride solution is reacted with alkali at 40-60 deg.C to givea high dencity ferric hydroxide.
Patent KR-100247682-B1 (KR)
Inventor: HASSE MICHAEL A
IPC: H01S5/223
Filed: 1992-05-12
Granted: 2000-03-15
Abstract: Ⅱ-Ⅵ 족 화합물 반도체 레이저 다이오드(10)는 n형 단결정 반도체기판(12)과, Pn 접합을 형성하는 Ⅱ-Ⅵ족 반도체의 서로 인접해 있는 n형 유도층(14) 및 P형 유도층(16)과, 상기 유도층(14)와 (16) 사이에 위치한 Ⅱ-Ⅵ족 반도체의 퀀텀 웰 활성층(18)과, n형 유도층(14)으로부터 기판(12)의 반대쪽에 위치한 제1전극(32)과, 퀀텀 웰 활성층(18)으로부터 P형 유도층(16)의 반대쪽에 위치한 제2전극(30)을 포함하는 적층 물질로부터 형성된다. 전극층(30)은 페르미 에너지에 특징이 있다. P형 오옴성 접촉층(26)은 전체 억셉터 농도가 적어도 1×10 17 cm -3 이 되도록 얕은 억셉터 에너지를 갖는 얕은 억셉터로 도핑되고, 전하 캐리어에 의한 종속 터널링이 일어나도록 얕은 억셉터 에너지와 전극층 페르미 에너지간의 충분히 깊은 에너지상태를 포함한다.
Patent KR-100354944-B1 (KR)
IPC: A61K38/21
Filed: 1992-06-08
Granted: 2002-12-31
Abstract: Polysaccharides comprising at least 5 sialic acid residues per molecule and used to increase the circulation time, decrease the immunogenicity and/or increase the stability in vivo of pharmaceutically active compounds. The pharmaceutically active compound may be a foreign protein which is covalently bound to the polysaccharide. Alternatively the active compound may be associated with a drug delivery system (DDS), for instance a macro-molecular DDS or a particulate DDS, such as liposomes. The polysaccharide is usually a bacterial polysaccharide, e.g. a glycolipid or a derivative thereof, for instance polysaccharide B or E. Coli K1, N. meningitidis, Moraxella liquifaciens or Pasteurella aeroginosis, or K92 of E. Coli K92 strain.
Patent RO-119848-B1 (RO)
Title: Electrostatic motor
Inventor: MAGHIAR TEODOR
IPC: H02N1/00
Filed: 2000-07-03
Abstract: The invention relates to an electric motor, driven by means of the electric field. According to the invention, the electric motor has an insulating plate (3) made of glass or a smooth non-resinous composite, and an insulating rack (1), on which there is a laid a conducting material foil (2). Above the glass insulating plate (3) there is located a metal ring (5) supported on the glass surface, in three points (11). Between the metal ring (5) and the aluminium foil (2), there is carried out an electric field, by means of a high voltage source (ST), whose voltage may be adjusted from 1.5 up to 20 KV. Inside the ring, there is placed the rotor with an arbitrary number of arms (7), from 1 to "n", where "n" is an integer and positive number. The rotor consists of a fixed bearing (8), inside thereof there is introduced an axle (9) wherein there are fixed the arms of the rotor (7). At the end of the arms of the rotor (7), there is placed a counterweight (6) made of insulating material, as well as a fork (10), inside thereof there is placed a ball (4), which may also perform, besides the rotation movement along the ring (5), a rotation movement about its own axis. The said ball (4) may be made of metal or insulating material. By supplying the device from a direct current high voltage source, the rotor has a rotation movement, with constant speed. The rotor rotation speed, besides the constructive elements, the rotor mass, the number of arms, the ring radius, the ring thickness, may be adjusted also by the value of the achieved electric field, that is by the value of the supply voltage.
Patent RO-121857-B1 (RO)
Title: Process and installation for processing black oil
Inventor: GABDULA ZACHIROVICI NURMUNAMET
IPC: C10B57/00
Filed: 2006-03-30
Abstract: The invention relates to a process and an installation for processing black oil, with a view to producing petroleum coke and distillates. According to the invention, the process consists in stripping a starting material flow consisting of vacuum residues or of a mixture of vacuum residues and catalytically cracked gasoil, the stripped flow being then divided into two flows which are heated in the radiation chamber of a furnace, at a temperature of 480...500A C, after which they are joined together in the starting point and the resulting flow is upwardly circulated in one coking chamber of a first group of two coking chambers, wherefrom the hydrocarbons as vapours resulting from the thermal coking reactions are gathered, introduced and downwardly circulated in one coking chamber of another group of two coking chambers and, after heating said chamber, the supply thereof with hydrocarbons as vapours is cut out and said hydrocarbons are supplied to the other coking chamber of the first group, further on, the flow of starting material already heated in the radiation chamber is divided into the two initial flows, one of them being introduced into the heated chamber of the second group of coking chambers, while the resulting hydrocarbons as vapour are led and downwardly circulated through the other coking chamber of the second group of coking chambers up to the heating of said chamber, and after filling the first chambers of the two groups of coking chambers with coke, the two flows of starting material are separately led to the the other two heated coking chambers of the groups, the hydrocarbons as vapours, partially condensed during the heating of each chamber, being discharged and subjected to phase separation.
Patent RO-122637-B1 (RO)
Title: Method for determining vegetal oils and fats behavior upon oxidation
Inventor: SETNESCU RADU
IPC: C07B33/00
Filed: 2006-05-24
Abstract: The invention relates to a method for determining the behavior upon oxidation of vegetal oils and fats used in the food industry and in various technical applications. According to the invention, the method consists in that there is measured the luminiscence produced as a consequence of oxidizing the hydrocarbonated chains of fatty acid residues, light emission produced upon non-isothermal or isothermal heating, at various temperatures, in the range 100...200A C, in the presence of air, oxygen or oxygen and nitrogen mixture in various proportions, the behavior upon oxidizing being determined by means of the oxidation kinetic parameters, namely: the induction period for increasing luminiscence, the time for reaching a certain level of luminiscence, signal increasing speed and the emission integrated within a certain time interval.
Patent SA-112330603-B1 (SA)
Title: Catalyst composition of new cyclopenta[B]fluorenyl transition metal
Inventor: JONGSOK HAHN
Filed: 2012-06-09
Abstract: The present invention relates to a new transition metal compound based on cyclopenta[b]fluorenyl group, a transition metal catalyst composition containing the same and having high catalytic activity for preparing an ethylene homopolymer or a copolymer of ethylene and one α-olefin, a method of preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin using the same, and the prepared ethylene homopolymer or the copolymer of ethylene and α-olefin.
Patent SA-515370135-B1 (SA)
Title: CD19 specific Chimeric Antigen Receptor and uses thereof
Inventor: ANDREW SCHARENBERG
Filed: 2015-11-12
Abstract: The present invention relates to chimeric antigen receptors (CAR). CARs are able to redirect immune cell specificity and reactivity toward a selected target exploiting the ligand-binding domain properties. In particular, the present invention relates to a Chimeric Antigen Receptor in which extracellular ligand binding is a scFV derived from a CD19 monoclonal antibody, preferably 4G7. The present invention also relates to polynucleotides, vectors encoding said CAR and isolated cells expressing said CAR at their surface. The present invention also relates to methods for engineering immune cells expressing 4G7-CAR at their surface which confers a prolonged “activated” state on the transduced cell. The present invention is particularly useful for the treatment of B-cells lymphomas and leukemia. Figure 4
Patent SA-517381056-B1 (SA)
Title: A process for the preparation of an MWW zeolitic material comprising boron and titanium
Inventor: UHL GEORG
Filed: 2017-03-09
Abstract: A process for the preparation of a zeolitic material having an MWW framework structure and comprising boron and titanium, the process comprising (i) providing an aqueous synthesis mixture comprising a silica source, a boron source, a titanium source, and an MWW templating agent; (ii) heating the aqueous synthesis mixture to a temperature in the range of from 160 to 190 °C; (iii) subjecting the synthesis mixture (ii) to hydrothermal synthesis conditions, obtaining, in its mother liquor, a precursor of the zeolitic material; (iv) separating the precursor from its mother liquor; (v) calcining the separated precursor, obtaining the zeolitic material having an MWW framework structure and comprising boron and titanium.
Patent SA-517382031-B1 (SA)
Title: Improved Estimation of Wellbore Dogleg from Tool Bending Moment Measurements
Inventor: ROBELLO SAMUEL
Filed: 2017-07-31
Abstract: A disclosed borehole curvature logging system includes: a drill string having a bottomhole assembly (BHA) with sensors providing actual deformation and bending moment measurements as a function of BHA position at spaced-apart intervals on the BHA; a processing system that retrieves said actual measurements and responsively generates a log of borehole curvature; and a user interface that displays the borehole curvature log. The processing system implements a method that generates the log by: providing an estimated borehole trajectory; deriving predicted deformation and bending moment measurements based on the estimated borehole trajectory; determining an error between the predicted measurements and the actual measurements; updating the estimated borehole trajectory to reduce the error; repeating said deriving, determining, and updating to refine the estimated borehole trajectory; and converting the estimated borehole trajectory into a borehole curvature log. Fig 4.