mhurhangee/ep-ind-claims huggingface dataset:
A method of grinding a workpiece, using a grinding wheel for grinding a workpiece, the grinding wheel comprising a base and a grinding ring disposed on the base; the grinding ring comprising a grinding face comprising a plurality of parts and water outlets, the water outlets passing through the grinding ring; the water outlets each communicating with a corresponding water channel disposed inside the base, and the water channels being connected to a water inlet; the grinding face being adapted to contact the workpiece, wherein a contact line is formed between the grinding face and the workpiece; the grinding face is non-planar; a number of the water outlets in an arc length of an arbitrary segment of the grinding face is more than zero; characterized in that the workpiece comprises a plurality of parts each having a machining allowance, the plurality of parts of the grinding face respectively correspond to and contact the plurality of parts of the workpiece; the arc length is between one and three times a maximum length of the contact line; the water outlets are a non-entity processing region for washing, and a remaining part of the grinding face is an entity processing region for grinding; and total circumference lengths at different axial positions of the entity processing region are proportional to or approximately proportional to machining allowances at corresponding positions of the workpiece, respectively. the workpiece comprises a plurality of parts each having a machining allowance, the plurality of parts of the grinding face respectively correspond to and contact the plurality of parts of the workpiece; the arc length is between one and three times a maximum length of the contact line; the water outlets are a non-entity processing region for washing, and a remaining part of the grinding face is an entity processing region for grinding; and total circumference lengths at different axial positions of the entity processing region are proportional to or approximately proportional to machining allowances at corresponding positions of the workpiece, respectively.
A cooking device comprising: a main body having a cooking space for cooking food; and a ventilation apparatus disposed at a lower side of the main body and configured to suction contaminated air into the main body and then to discharge the contaminated air from the main body, wherein the ventilation apparatus comprises: a base (21, 22) connected to the lower side of the main body and having an introduction port and an installation part; characterized in that the ventilation apparatus further comprises: a swirler rotated to suction the contaminated air through the introduction port of the base and having a rotary plate and a plurality of wings disposed along an edge of the rotary plate in a circumferential direction thereof; a driving unit configured to generate power for rotating the swirler and installed at the installation part; and a swirler guide configured to cover the swirler under the swirler and to guide a flow of the air flowing in a radial direction of the swirler, whereby: the swirler is located under the introduction port, the driving unit is located above the introduction port, the shaft of the driving unit passes through the introduction port of the base (21, 22), and the rotary plate includes a connection part for connection with the shaft of the driving unit. a main body having a cooking space for cooking food; and a ventilation apparatus disposed at a lower side of the main body and configured to suction contaminated air into the main body and then to discharge the contaminated air from the main body, wherein the ventilation apparatus comprises: a base (21, 22) connected to the lower side of the main body and having an introduction port and an installation part; characterized in that the ventilation apparatus further comprises: a swirler rotated to suction the contaminated air through the introduction port of the base and having a rotary plate and a plurality of wings disposed along an edge of the rotary plate in a circumferential direction thereof; a driving unit configured to generate power for rotating the swirler and installed at the installation part; and a swirler guide configured to cover the swirler under the swirler and to guide a flow of the air flowing in a radial direction of the swirler, a base (21, 22) connected to the lower side of the main body and having an introduction port and an installation part; a swirler rotated to suction the contaminated air through the introduction port of the base and having a rotary plate and a plurality of wings disposed along an edge of the rotary plate in a circumferential direction thereof; a driving unit configured to generate power for rotating the swirler and installed at the installation part; and a swirler guide configured to cover the swirler under the swirler and to guide a flow of the air flowing in a radial direction of the swirler, the swirler is located under the introduction port, the driving unit is located above the introduction port, the shaft of the driving unit passes through the introduction port of the base (21, 22), and the rotary plate includes a connection part for connection with the shaft of the driving unit.
Multi-layer floor equipment, suitable for sports and leisure activities, said multi-layer floor equipment comprising: - a bottom, backing layer, - at least one interlayer mattress, made of an elastomer material and delimiting at least one sealed chamber intended to be filled with a fluid, - a top layer, suitable for aesthetic and/or technical cladding of said multi-layer floor equipment, said backing layer forming an interface between the floor and the overlying layers (3, 4), said interlayer mattress including a peripheral strip that is attached to the backing layer, said surface of the interlayer mattress being lower than the surface of the backing layer and than the surface of the top layer, said multi-layer floor equipment also comprises at least one elastic layer, solid and made of an elastomeric material. - a bottom, backing layer, - at least one interlayer mattress, made of an elastomer material and delimiting at least one sealed chamber intended to be filled with a fluid, - a top layer, suitable for aesthetic and/or technical cladding of said multi-layer floor equipment, said backing layer forming an interface between the floor and the overlying layers (3, 4), said interlayer mattress including a peripheral strip that is attached to the backing layer, said surface of the interlayer mattress being lower than the surface of the backing layer and than the surface of the top layer, said multi-layer floor equipment also comprises at least one elastic layer, solid and made of an elastomeric material.
A static relay cell comprising: - an input terminal and an output terminal, - at least one main switch in series between the input terminal and the output terminal, and - a control unit configured to control the or each main switch independently, characterized in that it comprises a leakage current detector, able to detect a leakage current in the or each main switch, the leakage current detector comprising: - a measuring module for measuring a leakage voltage (V +), the leakage voltage (V +) being representative of the leakage current, - a periodic voltage signal generator, able to generate a comparison signal (V -), and - a comparator able to compare the value of the leakage voltage (V +) and the value of the comparison signal (V -), and to give, as output, a leakage current detection signal (V OUT) having a duty factor (α) representative of the leakage current. - an input terminal and an output terminal, - at least one main switch in series between the input terminal and the output terminal, and - a control unit configured to control the or each main switch independently, - a measuring module for measuring a leakage voltage (V +), the leakage voltage (V +) being representative of the leakage current, - a periodic voltage signal generator, able to generate a comparison signal (V -), and - a comparator able to compare the value of the leakage voltage (V +) and the value of the comparison signal (V -), and to give, as output, a leakage current detection signal (V OUT) having a duty factor (α) representative of the leakage current.
A data transmission method, applied to an access point, wherein the method comprises: sending a radio frame to multiple stations to trigger the stations to perform uplink multi-user transmission, wherein when the stations belong to different basic service sets BSSs of the access point, a sending address of the radio frame is set as a common address, wherein the common address is a MAC address of the access point or a BSSID of any BSS in the BSS set of the access point or a value obtained through calculation from the MAC address of the access point; wherein in a case where the common address is the value obtained through calculation from the MAC address of the access point, the method further comprises: before the radio frame is sent, sending to the stations the value obtained by performing calculation from the MAC address of the access point or a parameter required for the calculation, wherein the calculation comprises one of: intercepting an upper n bits of the MAC address of the access point and setting a lower m bits to 0, wherein m and n are integers greater than or equal to zero and a sum of n and m is 48; or reversing a value of highest i bits of the MAC address of the access point, wherein i is an integer greater than or equal to 1. sending a radio frame to multiple stations to trigger the stations to perform uplink multi-user transmission, wherein when the stations belong to different basic service sets BSSs of the access point, a sending address of the radio frame is set as a common address, wherein the common address is a MAC address of the access point or a BSSID of any BSS in the BSS set of the access point or a value obtained through calculation from the MAC address of the access point; wherein in a case where the common address is the value obtained through calculation from the MAC address of the access point, the method further comprises: before the radio frame is sent, sending to the stations the value obtained by performing calculation from the MAC address of the access point or a parameter required for the calculation, wherein the calculation comprises one of: intercepting an upper n bits of the MAC address of the access point and setting a lower m bits to 0, wherein m and n are integers greater than or equal to zero and a sum of n and m is 48; or reversing a value of highest i bits of the MAC address of the access point, wherein i is an integer greater than or equal to 1. intercepting an upper n bits of the MAC address of the access point and setting a lower m bits to 0, wherein m and n are integers greater than or equal to zero and a sum of n and m is 48; or reversing a value of highest i bits of the MAC address of the access point, wherein i is an integer greater than or equal to 1.
A process to convert di-rhamnolipid to mono-rhamnolipid comprising the following process steps:- (a) contact of a starting di-rhamnolipid material with an α-L-rhamnosidase enzyme which is immobilised on a support; (b) separation of the produced mono-rhamnolipid from the reaction medium and/or side products; wherein the α-L-rhamnosidase enzyme does not have β-D-glucosidase activity. (a) contact of a starting di-rhamnolipid material with an α-L-rhamnosidase enzyme which is immobilised on a support; (b) separation of the produced mono-rhamnolipid from the reaction medium and/or side products;
An image matching device, comprising: a 3D scanner configured to three-dimensionally scan a dorsal surface of a patient supported on a surgery table in a first posture to obtain a first dorsal surface scan image; a tracking sensor configured to obtain position and posture information of a reference marker provided on a body of the patient and position and posture information of a scanner marker provided on the 3D scanner; a memory configured to store a human body correlation model on a correlation between the dorsal surface and a vertebrae of the patient; and a processor electrically connected to the 3D scanner, the tracking sensor and the memory, the processor configured to: generate a virtual first vertebrae measurement image for estimation of a position of the vertebrae of the patient based on the human body correlation model and the first dorsal surface scan image; and match a coordinate system of the virtual first vertebrae measurement image with a coordinate system of the patient based on the position and posture information of the reference marker and the position and posture information of the scanner marker. a 3D scanner configured to three-dimensionally scan a dorsal surface of a patient supported on a surgery table in a first posture to obtain a first dorsal surface scan image; a tracking sensor configured to obtain position and posture information of a reference marker provided on a body of the patient and position and posture information of a scanner marker provided on the 3D scanner; a memory configured to store a human body correlation model on a correlation between the dorsal surface and a vertebrae of the patient; and a processor electrically connected to the 3D scanner, the tracking sensor and the memory, the processor configured to: generate a virtual first vertebrae measurement image for estimation of a position of the vertebrae of the patient based on the human body correlation model and the first dorsal surface scan image; and match a coordinate system of the virtual first vertebrae measurement image with a coordinate system of the patient based on the position and posture information of the reference marker and the position and posture information of the scanner marker. generate a virtual first vertebrae measurement image for estimation of a position of the vertebrae of the patient based on the human body correlation model and the first dorsal surface scan image; and match a coordinate system of the virtual first vertebrae measurement image with a coordinate system of the patient based on the position and posture information of the reference marker and the position and posture information of the scanner marker.
A semiconductor device comprising a termination structure, said semiconductor device comprising: - a semiconductor substrate having an active region and a termination region; - a termination trench located in the termination region and extending from a boundary of the active region toward an edge of the semiconductor substrate; - a MOS gate formed on a sidewall of the termination trench adjacent said boundary; - a termination structure oxide layer formed in the termination trench and partially covering the MOS gate; - a first conductive layer formed on a backside surface of the semiconductor substrate; and - a second conductive layer formed atop the active region and the termination region, said second conductive layer extending into the termination trench so as to cover the MOS gate and to make contact with exposed surfaces of the conductive material of the MOS gate; characterized in that - at least one guard ring trench is formed in the termination region on a side of the termination trench remote from the active region, the termination trench being spaced apart from the closest of the at least one guard ring trench only by a mesa of semiconductor material; - said termination structure oxide layer is formed on the at least one guard ring trench; - the at least one guard ring trench is lined with an insulating layer, a conductive material being disposed on said insulating layer and filling said at least one guard ring trench; and - the second conductive layer extends so as to cover the termination trench and the at least one guard ring trench. - a semiconductor substrate having an active region and a termination region; - a termination trench located in the termination region and extending from a boundary of the active region toward an edge of the semiconductor substrate; - a MOS gate formed on a sidewall of the termination trench adjacent said boundary; - a termination structure oxide layer formed in the termination trench and partially covering the MOS gate; - a first conductive layer formed on a backside surface of the semiconductor substrate; and - a second conductive layer formed atop the active region and the termination region, said second conductive layer extending into the termination trench so as to cover the MOS gate and to make contact with exposed surfaces of the conductive material of the MOS gate; characterized in that - at least one guard ring trench is formed in the termination region on a side of the termination trench remote from the active region, the termination trench being spaced apart from the closest of the at least one guard ring trench only by a mesa of semiconductor material; - said termination structure oxide layer is formed on the at least one guard ring trench; - the at least one guard ring trench is lined with an insulating layer, a conductive material being disposed on said insulating layer and filling said at least one guard ring trench; and - the second conductive layer extends so as to cover the termination trench and the at least one guard ring trench.
A method for activating a soft subscriber identity module, SIM, card, comprising: a) acquiring, according to information of a soft SIM card, information of a bounding object corresponding to the soft SIM card, wherein the information of the bounding object is on a terminal in which the soft SIM card is located, wherein the bounding object is a hard SIM card in the terminal, the information of the bounding object on the terminal in which the soft SIM card is located comprises any one of the following: an identity of the hard SIM card, authentication and encryption information of the hard SIM card; b) generating first key information according to the information of the soft SIM card and the information of the bounding object on the terminal in which the soft SIM card is located and according to a predefined encryption policy; c) comparing whether the first key information is consistent with preset key information corresponding to the soft SIM card, if consistent, allowing an activation of the soft SIM card, so as to enable a user to perform network communication via the soft SIM card; d) wherein the preset key information corresponding to the soft SIM card is: key information which is generated according to the information of the soft SIM card and preset information of each bounding object by the operator of the soft SIM card and according to the predefined encryption policy, and is provided to the user. a) acquiring, according to information of a soft SIM card, information of a bounding object corresponding to the soft SIM card, wherein the information of the bounding object is on a terminal in which the soft SIM card is located, wherein the bounding object is a hard SIM card in the terminal, the information of the bounding object on the terminal in which the soft SIM card is located comprises any one of the following: an identity of the hard SIM card, authentication and encryption information of the hard SIM card; b) generating first key information according to the information of the soft SIM card and the information of the bounding object on the terminal in which the soft SIM card is located and according to a predefined encryption policy; c) comparing whether the first key information is consistent with preset key information corresponding to the soft SIM card, if consistent, allowing an activation of the soft SIM card, so as to enable a user to perform network communication via the soft SIM card; d) wherein the preset key information corresponding to the soft SIM card is: key information which is generated according to the information of the soft SIM card and preset information of each bounding object by the operator of the soft SIM card and according to the predefined encryption policy, and is provided to the user.
A nanocomposite comprising: - a polyolefin composition, comprising at least one polyolefin; and - at least 5% by weight of nanoparticles, relative to the total weight of the nanocomposite, wherein the nanoparticles are carbon nanoparticles; wherein the polyolefin composition has a multimodal molecular weight distribution, preferably a bimodal molecular weight distribution, and a polydispersity index of at least 8. - a polyolefin composition, comprising at least one polyolefin; and - at least 5% by weight of nanoparticles, relative to the total weight of the nanocomposite, wherein the nanoparticles are carbon nanoparticles;
A method implemented by an intermediate proxy node via which client devices request data resources from a data resource server that organizes the data resources into different data resource collections, the method comprising: receiving from a client device a first request for a first subset of a data resource collection; responsive to receiving the first request, determining that the data resource collection is not stored in a request-agnostic cache maintained by the intermediate proxy node; responsive to said determination, retrieving the data resource collection from the data resource server; extracting the requested first subset from the retrieved data resource collection and selectively returning that first subset to the client device as a response to the first request; storing the data resource collection in the request-agnostic cache for serving other requests from the same or a different client device for data resources in the data resource collection; receiving from a different client device a second request for a second subset of the data resource collection that is different than the first subset; responsive to receiving the second request, extracting the second subset from the data resource collection that was retrieved from the data resource server and stored in the request-agnostic cache in response to the first request for the first subset; and selectively returning the second subset extracted from the data resource collection as a response to the second request. receiving from a client device a first request for a first subset of a data resource collection; responsive to receiving the first request, determining that the data resource collection is not stored in a request-agnostic cache maintained by the intermediate proxy node; responsive to said determination, retrieving the data resource collection from the data resource server; extracting the requested first subset from the retrieved data resource collection and selectively returning that first subset to the client device as a response to the first request; storing the data resource collection in the request-agnostic cache for serving other requests from the same or a different client device for data resources in the data resource collection; receiving from a different client device a second request for a second subset of the data resource collection that is different than the first subset; responsive to receiving the second request, extracting the second subset from the data resource collection that was retrieved from the data resource server and stored in the request-agnostic cache in response to the first request for the first subset; and selectively returning the second subset extracted from the data resource collection as a response to the second request.