mhurhangee/ep-ind-claims huggingface dataset:
A process for the preparation of a furan of formula, or (I') in the form of a racemic or optically active diastereoisomer, wherein the substituents in the positions 9a, 9b and 3a are in a relative configuration cis, and the hydrogen atom in position 5a and the oxygen atoms are in configuration trans relative to the methyl in position 9a; comprising the cyclisation of an alcohol of formula, or respectively (II') wherein the dotted lines indicate the presence of one carbon-carbon double bond in one of the indicated positions, said compounds or (II') being in a racemic or optically active form and, in the case of compound, being also in the form of diastereoisomer wherein the methyl in position 9a and the hydrogen atom in position 5a are in the relative trans configuration; characterized in that said cyclisation is promoted by at least one Lewis acid and optionally an additive, wherein the Lewis acid is selected amongst BF 3 or a BF 3 adduct with a C 1 -C 5 ether or carboxylic acid, FeX 3 or ScX 3, X being a Cl or F atom or a weakly or non-coordinating mono anion being ClO 4 -, a C 1-8 sulfonates, BF 4 -, PF 6 -, SbCl 6 -, AsCl 6 -, SbF 6 -, AsF 6 - or a BR 4 4 -, wherein R 4 is a phenyl group optionally substituted by one to five groups such as halide atoms or methyl or CF 3 groups, and the reaction is carried out in a solvent or mixture of solvents having a dielectric constant below 25, at standard conditions.
Method for preparing a silica grafted with at least one organosilicon compound chosen from the group consisting of: - a cyclosiloxane, - a bi-silanol compound having the formula R 2 Si 2, the groups R, identical or different, representing a C 1 -C 10 alkyl group, preferably C 1 -C 3, advantageously a methyl, an alkenyl group, preferably vinyl, an aryl group, preferably phenyl, - a polyorganosiloxane having the following formula: (R' 3 SiO)(R' 2 SiO) a (R' 2 SiOH) • wherein: ∘ the groups R', identical or different, represent a C 1 -C 10 alkyl group, preferably C 1 -C 3, advantageously a methyl, an alkenyl group, preferably vinyl, an aryl group, preferably phenyl or an -OH group, ∘ and the symbol a is an integer between 1 and 30 and preferably between 3 and 30, - and mixtures thereof; said method comprising the following steps: a) the preparation of an aqueous mixture having a pH between 6 and 11, preferably between 6.5 and 9.5 and more preferentially of approximately 7, by adding in an aqueous medium a silica and optionally a base, b) the said organosilicon compound is added to the mixture, c) the mixture is heated, preferably at reflux, for a time greater than or equal to 1 hour, preferably greater than or equal to 20 hours, and at a temperature between 50°C and 100°C, preferably between 70°C and 100°C, and d) the grafted silica is separated from the mixture. - a cyclosiloxane, - a bi-silanol compound having the formula R 2 Si 2, the groups R, identical or different, representing a C 1 -C 10 alkyl group, preferably C 1 -C 3, advantageously a methyl, an alkenyl group, preferably vinyl, an aryl group, preferably phenyl, - a polyorganosiloxane having the following formula: (R' 3 SiO)(R' 2 SiO) a (R' 2 SiOH) • wherein: ∘ the groups R', identical or different, represent a C 1 -C 10 alkyl group, preferably C 1 -C 3, advantageously a methyl, an alkenyl group, preferably vinyl, an aryl group, preferably phenyl or an -OH group, ∘ and the symbol a is an integer between 1 and 30 and preferably between 3 and 30, • wherein: ∘ the groups R', identical or different, represent a C 1 -C 10 alkyl group, preferably C 1 -C 3, advantageously a methyl, an alkenyl group, preferably vinyl, an aryl group, preferably phenyl or an -OH group, ∘ and the symbol a is an integer between 1 and 30 and preferably between 3 and 30, ∘ the groups R', identical or different, represent a C 1 -C 10 alkyl group, preferably C 1 -C 3, advantageously a methyl, an alkenyl group, preferably vinyl, an aryl group, preferably phenyl or an -OH group, ∘ and the symbol a is an integer between 1 and 30 and preferably between 3 and 30, - and mixtures thereof; a) the preparation of an aqueous mixture having a pH between 6 and 11, preferably between 6.5 and 9.5 and more preferentially of approximately 7, by adding in an aqueous medium a silica and optionally a base, b) the said organosilicon compound is added to the mixture, c) the mixture is heated, preferably at reflux, for a time greater than or equal to 1 hour, preferably greater than or equal to 20 hours, and at a temperature between 50°C and 100°C, preferably between 70°C and 100°C, and d) the grafted silica is separated from the mixture.
A method for determining a first steering angle (α, α';αI; γ) of an AGV, the method comprising the steps of: - determining a first position and a first orientation of the AGV; - moving the AGV; - determining a second position and a second orientation of the AGV; and - determining a first steering angle (α, αI; α'; γ) of the AGV based on the first position and orientation of the AGV and based on the second position and orientation of the AGV. - determining a first position and a first orientation of the AGV; - moving the AGV; - determining a second position and a second orientation of the AGV; and - determining a first steering angle (α, αI; α'; γ) of the AGV based on the first position and orientation of the AGV and based on the second position and orientation of the AGV.
A transmitting unit for emitting highfrequency intensity-modulated optical radiation, comprising ▪ a printed circuit board as a carrier element, ▪ a laser diode driver as an electronic circuit, which is applied on the printed circuit board, and ▪ a semiconductor laser substrate without a housing, which substrate is applied on the same printed circuit board, characterized in that the laser substrate is introduced into a slot between two conductor tracks of the printed circuit board and is contact-connected laterally in each case to the conductor tracks. ▪ a printed circuit board as a carrier element, ▪ a laser diode driver as an electronic circuit, which is applied on the printed circuit board, and ▪ a semiconductor laser substrate without a housing, which substrate is applied on the same printed circuit board,
Handle for a vacuum cleaner, comprising a core part manufactured in an injection moulding process from a non-conductive plastics material, and comprising a conductor that is manufactured in an injection moulding process, is connected to the core part by the injection moulding process, and that extends from a handle region as far as a contact region of the handle.
A method comprising: executing, by a core of a processor, a first instruction requesting access to a parameter associated with data for storage in a main memory coupled to the processor, the first instruction including a reference to the parameter, a reference to a wrapping key, and a reference to an encrypted encryption key, wherein execution of the first instruction comprises: decrypting the encrypted encryption key using the wrapping key to generate a decrypted encryption key; requesting transfer of the data between the main memory and the processor core; and performing a cryptographic operation on the parameter using the decrypted encryption key, characterized in that the parameter comprises an object identifier of a plurality of object identifiers, the object identifier is associated with the data (510; 712) for storage in the main memory (122; 704), and the wrapping key comprises a master key (502; 708) used by a parent function to encrypt the plurality of object identifiers to generate a plurality of derived keys to be distributed to a plurality of child functions. decrypting the encrypted encryption key using the wrapping key to generate a decrypted encryption key; requesting transfer of the data between the main memory and the processor core; and performing a cryptographic operation on the parameter using the decrypted encryption key,
A method of wireless communications, comprising: identifying, by a user equipment, UE,, at least two states in connected mode; determining, by the UE, one or more triggers for transitioning between the at least two states; and transitioning, by the UE, from a first state of the at least two states to a second state of the at least two states in response to a determination of the one or more triggers, wherein the transitioning comprises transitioning between cross-slot scheduling operable at a first bandwidth and same-slot scheduling operable at a second bandwidth, wherein the second bandwidth is wider than the first bandwidth. identifying, by a user equipment, UE,, at least two states in connected mode; determining, by the UE, one or more triggers for transitioning between the at least two states; and transitioning, by the UE, from a first state of the at least two states to a second state of the at least two states in response to a determination of the one or more triggers, wherein the transitioning comprises transitioning between cross-slot scheduling operable at a first bandwidth and same-slot scheduling operable at a second bandwidth, wherein the second bandwidth is wider than the first bandwidth.
An apparatus comprising: An enclosure forming a concealment module, the concealment module including an air inlet panel and an air outlet panel, the air outlet panel located higher than the air inlet panel; a remote radio head having a front side and a back side, the remote radio head being disposed with the concealment module, and being mounted on a support, and located between the air inlet panel and the air outlet panel; a first baffle, located under the remote radio head to prevent cool air from the air inlet panel from being diverted to a space between the remote radio head and the support; a second baffle, located at the back of the remote radio head to direct cooling air over the back of the remote radio head; a third baffle, located on top of the remote radio head to direct heated cooling air to the air outlet panel; and a fourth baffle, located within the enclosure to direct cooling air over the front of the remote radio head wherein the air inlet panel, the air outlet panel and the first, second, third and fourth baffles provide a natural convection path for the air for cooling the remote radio head. An enclosure forming a concealment module, the concealment module including an air inlet panel and an air outlet panel, the air outlet panel located higher than the air inlet panel; a remote radio head having a front side and a back side, the remote radio head being disposed with the concealment module, and being mounted on a support, and located between the air inlet panel and the air outlet panel; a first baffle, located under the remote radio head to prevent cool air from the air inlet panel from being diverted to a space between the remote radio head and the support; a second baffle, located at the back of the remote radio head to direct cooling air over the back of the remote radio head; a third baffle, located on top of the remote radio head to direct heated cooling air to the air outlet panel; and a fourth baffle, located within the enclosure to direct cooling air over the front of the remote radio head wherein the air inlet panel, the air outlet panel and the first, second, third and fourth baffles provide a natural convection path for the air for cooling the remote radio head.
An electronic device (44, 46) configured to operate using a M-PHY standard, comprising: a communications interface having a plurality of data paths conforming to the M-PHY standard; and a PCI-based connector having a plurality of pins, comprising: a PETp pin electrically coupled to a M-PHY TXDP data path of the communications interface; a PETn pin electrically coupled to a M-PHY TXDN data path of the communications interface; a PERp pin electrically coupled to a M-PHY RXDP data path of the communications interface; and a PERn pin electrically coupled to a M-PHY RXDN data path of the communications interface. a communications interface having a plurality of data paths conforming to the M-PHY standard; and a PCI-based connector having a plurality of pins, comprising: a PETp pin electrically coupled to a M-PHY TXDP data path of the communications interface; a PETn pin electrically coupled to a M-PHY TXDN data path of the communications interface; a PERp pin electrically coupled to a M-PHY RXDP data path of the communications interface; and a PERn pin electrically coupled to a M-PHY RXDN data path of the communications interface. a PETp pin electrically coupled to a M-PHY TXDP data path of the communications interface; a PETn pin electrically coupled to a M-PHY TXDN data path of the communications interface; a PERp pin electrically coupled to a M-PHY RXDP data path of the communications interface; and a PERn pin electrically coupled to a M-PHY RXDN data path of the communications interface.
A control apparatus (30,10) for an equalizer that weighting-combines a received sequence using a weighted-combined coefficient obtained based on channel estimation values of each path timing of signals incoming from a plurality of paths and correlation values between each path, the control apparatus comprising: channel estimation means that determines respective channel estimation values of the each path timing; and characterised by: channel estimation value control means for selecting a target path timing, the channel estimation value of which is to be set to zero, based on a reception power of the path timing and a predetermined power threshold for identifying valid path timings, and for setting a channel estimation value of the target path timing to zero, wherein the channel estimation value control means is arranged to select, as a valid path timing, a path timing having a channel estimation value greater than the predetermined power threshold and a path timing within a predetermined timing range including the path timing having the power greater than the power threshold and the channel estimation value control means is further arranged to select other path timings as a target path timing. channel estimation means that determines respective channel estimation values of the each path timing; and characterised by: channel estimation value control means for selecting a target path timing, the channel estimation value of which is to be set to zero, based on a reception power of the path timing and a predetermined power threshold for identifying valid path timings, and for setting a channel estimation value of the target path timing to zero, wherein the channel estimation value control means is arranged to select, as a valid path timing, a path timing having a channel estimation value greater than the predetermined power threshold and a path timing within a predetermined timing range including the path timing having the power greater than the power threshold and the channel estimation value control means is further arranged to select other path timings as a target path timing. channel estimation value control means for selecting a target path timing, the channel estimation value of which is to be set to zero, based on a reception power of the path timing and a predetermined power threshold for identifying valid path timings, and for setting a channel estimation value of the target path timing to zero, wherein the channel estimation value control means is arranged to select, as a valid path timing, a path timing having a channel estimation value greater than the predetermined power threshold and a path timing within a predetermined timing range including the path timing having the power greater than the power threshold and the channel estimation value control means is further arranged to select other path timings as a target path timing.
A titanium dioxide scaffold, wherein at least part of the outer surface of said titanium dioxide scaffold is provided with a nanoporous outer layer comprising titanium dioxide, wherein the pores of said nanoporous outer layer have an average pore diameter of 1 nm-5000 nm, such as 10 nm-1000 nm.
Method for controlling an electronic video door entry and/or home automation communication system configured for video door communication comprising a plurality of indoor stations and at least one outdoor station, the indoor stations and the outdoor station being connected to a communication BUS to which electric power supply means for remote supply of the stations (11, 12) are also connected, at least one indoor station of the plurality of indoor stations comprising a control unit (50,50') which comprises at least one module for data exchange with the Internet and a wireless network connection module operatively connected to the module for data exchange with the Internet for the transmission of data to the Internet via a wireless network, the control method comprising the steps of: - obtaining an authentication key having a given finite validity time from an Internet portal for the communication with at least one user terminal; and being characterized in that it comprises the steps of: - bringing the module for data exchange with the Internet and the wireless network connection module in a stand-by condition; - setting a waiting time that is shorter than the validity time of the authentication key to the Internet portal; and - at the end of each set waiting time: - checking the power available from the electric power supply means; - reactivating the module for data exchange with the Internet and the wireless network connection module in case sufficient power is available; - accessing the Internet portal via the module for data exchange with the Internet; and - updating the authentication key to the Internet portal. - obtaining an authentication key having a given finite validity time from an Internet portal for the communication with at least one user terminal; - bringing the module for data exchange with the Internet and the wireless network connection module in a stand-by condition; - setting a waiting time that is shorter than the validity time of the authentication key to the Internet portal; and - at the end of each set waiting time: - checking the power available from the electric power supply means; - reactivating the module for data exchange with the Internet and the wireless network connection module in case sufficient power is available; - accessing the Internet portal via the module for data exchange with the Internet; and - updating the authentication key to the Internet portal. - checking the power available from the electric power supply means; - reactivating the module for data exchange with the Internet and the wireless network connection module in case sufficient power is available; - accessing the Internet portal via the module for data exchange with the Internet; and - updating the authentication key to the Internet portal.
An assembly for a turbine engine, the assembly comprising: a combustor wall (76, 78) including a shell, a heat shield and an annular body extending through the combustor wall (76, 78); wherein the annular body at least partially defines a quench aperture along a centerline of the quench aperture through the combustor wall (76, 78); and wherein the annular body defines a first cooling aperture (1 54) fluidly coupled between a cooling cavity and the quench aperture, which cooling cavity is between the shell and the heat shield; characterised in that: the first cooling aperture extends along a curved and/or compound centerline. a combustor wall (76, 78) including a shell, a heat shield and an annular body extending through the combustor wall (76, 78); wherein the annular body at least partially defines a quench aperture along a centerline of the quench aperture through the combustor wall (76, 78); and wherein the annular body defines a first cooling aperture (1 54) fluidly coupled between a cooling cavity and the quench aperture, which cooling cavity is between the shell and the heat shield; characterised in that: the first cooling aperture extends along a curved and/or compound centerline.
A lithium-ion battery comprising a first electrode made of cathodic material, a second electrode made of anodic material and an electrolyte, said lithium-ion battery containing an overcharge/discharge protection material consisting of benzophenone redox molecules, wherein said redox molecules have a reduction potential which is lower than said anodic material.
A winding device for a multi polar armature, which simultaneously winds a plurality of wire rods onto a core on which a plurality of winding cores are arranged circularly, comprising: an index mechanism for rotating the core about a central axis thereof; a nozzle for reeling out the plurality of wire rods; and a nozzle moving mechanism for moving the nozzle, the index mechanism is configured to cause the core to perform a single revolution about the central axis thereof to undo a twist occurring in the wire rods after the nozzle completes a single revolution around a winding core, characterized in that the nozzle moving mechanism is configured to cause the nozzle to follow the winding core while keeping the distance between the nozzle and the winding core fixed and keeping wire rod tension constant as the core performs the single revolution. an index mechanism for rotating the core about a central axis thereof; a nozzle for reeling out the plurality of wire rods; and a nozzle moving mechanism for moving the nozzle, the index mechanism is configured to cause the core to perform a single revolution about the central axis thereof to undo a twist occurring in the wire rods after the nozzle completes a single revolution around a winding core, characterized in that the nozzle moving mechanism is configured to cause the nozzle to follow the winding core while keeping the distance between the nozzle and the winding core fixed and keeping wire rod tension constant as the core performs the single revolution.
An apparatus (1000, 2000) for securing a container closed, the apparatus (1000, 2000) comprising: a base (1100, 2100); and an elastic member (1200, 2200) comprising an attached portion (1210, 2210) attached to the base (1100, 2100) and a detachable portion (1220, 2220) removably attached to the base (1100, 2100), wherein the apparatus (1000, 2000) is transitionable from a nonuse configuration to a use configuration in which the detachable portion (1220, 2220) of the elastic member (1200, 2200) is detached from the base (1100, 2100) and the attached portion (1210, 2210) of the elastic member (1200, 2200) is attached to the base (1100, 2100) such that the elastic member (1200, 2200) at least partially forms an at least partially deformable loop, characterized in that the apparatus (1000, 2000) further comprises a protective layer (1300, 2300) attached to the base (1100, 2100) and to the detachable portion (1220, 2220) of the elastic member (1200, 2200), wherein the detachable portion (1220, 2220) of the elastic member (1200, 2200) is indirectly removably attached to the base (1100, 2100) via the protective layer (1300, 2300). a base (1100, 2100); and an elastic member (1200, 2200) comprising an attached portion (1210, 2210) attached to the base (1100, 2100) and a detachable portion (1220, 2220) removably attached to the base (1100, 2100), wherein the apparatus (1000, 2000) is transitionable from a nonuse configuration to a use configuration in which the detachable portion (1220, 2220) of the elastic member (1200, 2200) is detached from the base (1100, 2100) and the attached portion (1210, 2210) of the elastic member (1200, 2200) is attached to the base (1100, 2100) such that the elastic member (1200, 2200) at least partially forms an at least partially deformable loop, characterized in that the apparatus (1000, 2000) further comprises a protective layer (1300, 2300) attached to the base (1100, 2100) and to the detachable portion (1220, 2220) of the elastic member (1200, 2200), wherein the detachable portion (1220, 2220) of the elastic member (1200, 2200) is indirectly removably attached to the base (1100, 2100) via the protective layer (1300, 2300).