baber/WOPTO huggingface dataset:
Patent GB-2573906-A (GB)
Title: System and method unifying linear and nonlinear precoding for transceiving date
Inventor: ALEXANDER CHISKIS
IPC: H04B3/32
Filed: 2017-12-28
Abstract: A method for precoding an information symbol conveying data for transmission between a plurality of transmitters and a plurality of receivers via a plurality of communication channels over a subcarrier frequency, the number of transmitters (N) is different than the number of active receivers (K) for that subcarrier frequency, the method comprising: receiving by said transmitters information pertaining to supportabilities of said receivers to decode non-linearly precoded data; determining a precoding scheme defining for which of said receivers said data to be transmitted by said transmitters shall be precoded using at least one of linear precoding and non-linear precoding, according to said supportabilities; constructing a signal by applying a reversible mapping to said information symbol, said reversible mapping includes elements each respectively associated with a particular one of said receivers, such that those said receivers supporting the decoding of said non-linearly precoded data are capable of reversing said reversible mapping to said information symbol, while for those said receivers not supporting the decoding of said non-linearly precoded data said information symbol is unaffected by said reversible mapping; constructing a precoder characterized by N≠K such that said precoder is configured to perform regularized generalized inversion of a communication channel matrix.
Patent GB-2577616-A (GB)
Title: Quantum dot light emitting device and display apparatus including the same
Inventor: JAEHYUN PARK
IPC: H01L51/50
Filed: 2019-08-14
Abstract: A quantum dot light emitting device comprises an anode A; a cathode C; a hole transport layer HTL; a light emitting layer EML comprising a quantum dot QD having a core-shell structure; and a buffer layer B disposed between the hole transport layer and the light emitting layer. The buffer layer contains an organic compound or a derivative thereof, which may be the same compound as a ligand of the quantum dot. The organic compound may be an aliphatic or aromatic hydrocarbon compound having a functional group with an unshared electron pair, such as a hydroxyl, carboxyl, amino or thiol group. The organic compound may comprise oleic acid, oleylamine, 1-octanethiol, octane-2-thiol, 1-dodecanethiol, dodecane-2-thiol, lauric acid, 2-methylbenzenethiol, 3-methylbenzenethiol, 4-methylbenzenethiol, and combinations thereof. The buffer layer increases device efficiency, luminance and lifespan by reducing the rate and efficiency of fluorescence resonance energy transfer (FRET).
Patent GB-2575385-A (GB)
Title: A cooking pan and insert
Inventor: JEREMY FRANCIS SKEGGS
IPC: A47J37/10
Filed: 2018-03-16
Abstract: A cooking pan having channels suited for cooking food items such as sausages and an insert having channels to be placed in a pan. A plurality of ridges extending along the pan define longitudinal channels and ends of the ridges and pan side walls form transverse channels at the ends of the ridges. The design provides effective heat transfer, even cooking and shapes the food item during cooking.
Patent GB-2588225-A (GB)
Title: Rope descenders
Inventor: KEVIN BROWN
IPC: A62B1/14
Filed: 2019-10-18
Abstract: A descender 1 for controlling the descent of a climber down a rope 2, the descender 1 comprising a primary rope-engaging means in the form of a camlock 3 and associated rope entry guide 10. The camlock 3 has a rope braking surface cooperable with the rope entry guide 10 to partially or wholly lock the rope 2 in response to its movement. The descender 1 further comprises a handle means 9 to adjustably unlock the camlock 3 to thereby wholly or partially release the rope 2 and allow descent. The descender 1 also includes a secondary rope engaging means 15 disposed in advance of the primary rope engaging means 3,10 and having an additional rope-engaging braking surface 16 adapted to impart additional or alternative friction to the rope 2 before it enters the primary rope-engaging means 3,10. The secondary rope-engaging means 15 may be positioned adjacent the rope exit of the camlock 3 whereby the cause frictional engagement before between the rope 2 as it enters and leaves the camlock 3. The secondary rope-engaging means 15 may be in the form of a contoured flange, said flange being partially hook-shaped 16.
Patent GB-2576997-A (GB)
Title: Crosstalk mitigation
Inventor: JOHN PAUL LESSO
IPC: H04S1/00
Filed: 2016-02-16
Abstract: Disclosed are methods and apparatus for mitigating the effects of crosstalk in multichannel audio. An audio driver circuit (200) for driving first and second audio loads (103) having a common return path (RC), has first and second signal paths (Left and Right). A crosstalk compensation block (205) adds a first compensation signal to the first signal path and adds a second compensation signal to the second signal path. The first compensation signal is generated based on the second audio signal and a first compensation function and the second compensation signal is generated based on the first audio signal and a second compensation function. Each of the first and second compensation functions is based on a common impedance value for at least part of the common return path (RH1) and is also based on a determined resistance and inductance values for one of the first and second audio loads. The determined resistance and inductance values may be measured values.
Patent GB-2592877-A (GB)
Title: Inverter-based differential amplifier
Inventor: GARY LINK
IPC: H03F3/45
Filed: 2018-05-18
Abstract: A circuit can include a first current source, a second current source, and a differential inverter amplifier electrically coupled between the first current source and the second current source. The differential inverter amplifier can include a plurality of load resistors and a plurality of diode-connected metal oxide semiconductor (MOS) clamps configured to limit output swing and minimize common mode disturbances.
Patent GB-2592268-A (GB)
Title: Aircraft wing-pylon connection
Inventor: WILLIAM TULLOCH
IPC: F16B43/02
Filed: 2020-02-24
Abstract: An aircraft assembly 1 comprises a wing component 11 and an engine mounting pylon component 12. The wing component comprises three fastening locations arranged in a triangle such that they define a plane. The engine mounting pylon component is connected to the wing component by three tension fasteners 15 each of which passes through a different one of the fastening locations. The wing component comprises three first spherical surfaces 14 positioned such that the centre of each first spherical surface is at a different one of the fastening locations. The engine mounting pylon component comprises three second spherical surfaces 13 having equal and opposite curvature to the first spherical surfaces. Each of the second spherical surfaces is in contact with a different one of the first spherical surfaces.
Patent GB-2592398-A (GB)
Title: Antimicrobial material
Inventor: RORY DONNELLY
IPC: C22C9/04
Filed: 2020-02-27
Abstract: An antimicrobial material comprising a substrate and a metal component, wherein the metal component comprises chemically bonded copper and zinc, and wherein the substrate comprises a rubber component. Preferably the copper and zinc form an alloy, and the metal component may further include any metal or salt of any of zirconium, copper, zinc, silver, gold, palladium, platinum, iridium, aluminium, nickel, tungsten, molybdenum, tantalum, titanium and/or iodine. The substrate may comprises a polymer-based substrate such as polyurethane, polypropylene and/or collagen, wherein the polymer is comprised in a hydrogel. The metal component and rubber component can be interspersed throughout the substrate or form a coating layer. The antimicrobial material is manufactured by heating the metal component to a molten state, disrupting the molten state with a high velocity gas, and combining the disrupted metal component with the substrate. Also provided is a medical device comprising the antimicrobial material, preferably a catheter, a nasogastric tube, a cannula or a laparoscope tube. There is also a method of preventing or treating a wound infection comprising using the antimicrobial material.
Patent GB-2583279-A (GB)
Title: Timing synchronization for a beam hopping satellite
Inventor: Murali Regunathan
IPC: H04B7/185
Filed: 2018-11-30
Abstract: A system and method for timing synchronization of satellite switching instants with gateway switching instants includes: generating satellite switching instants according to a Beam Hopping Time Plan (BHTP); generating gateway switching instants according to the BHTP; transmitting a channel addressed to a plurality of beams hopped according to the BHTP based on the gateway switching instants, wherein each of the plurality of beams includes a signal including timing markers and a guard period at an end of the signal for the respective beam; receiving a synchronization information, without a loopback beam, for one of the plurality of beams; determining an adjustment period and an adjusted symbol rate for the generating of the gateway switching instants, based on the synchronization information, for a transmission of the channel such that at least a portion of the guard period in a respective signal for a respective beam aligns with one of the satellite switching instants; and adjusting a timing and a symbol rate of the transmission.
Patent GB-2602625-A (GB)
Title: Method for stopping a vacuum pump
Inventor: RICHARD GLYN HORLER
IPC: F04C28/08
Filed: 2020-12-15
Abstract: A method of stopping a rotor 7 of a vacuum pump rotating at an operational RPM from which the rotor cannot be coasted down to zero RPM without a relatively high probability of the rotor and stator 8, 9 clashing, and a vacuum pump comprising a controller 10 configured to carry out the method. The method comprises rotating the rotor at an intermediate RPM at which there is substantially no probability of clashing for a dwell time sufficient for the pump to be at or below a threshold temperature, the intermediate RPM being at or below a threshold RPM which is below the operational RPM, and subsequently coasting down the rotor until cessation. The threshold RPM is the maximum speed at a thermal steady state wherein the rotor can be coasted down until it stops with substantially no probability of the rotor and stator clashing, and the threshold temperature is the temperature of the pump when the rotor is at the threshold RPM at a thermal steady state.
Patent GB-2589494-A (GB)
Title: Capacitive power transmission cable
Inventor: MANSOUR SALEHI-MOGHADAM
IPC: H02J3/22
Filed: 2019-06-07
Abstract: A capacitive power transmission cable (1) comprising at least two sets of conductive strands (2). The strands of the sets are distributed in a transverse cross- section of the cable, whereby the two sets are in capacitive relation to each other.
Patent GB-2603142-A (GB)
Title: Thrust bearing
Inventor: TOBIAS HÜLSEN
IPC: F16C23/04
Filed: 2021-01-27
Abstract: A thrust bearing 200 for use as a tram or a light rail coupling bearing is disclosed. The thrust bearing comprises a housing 201 having a base 205, a central post 207 upstanding from the base 205, and an inner ball 204 provided on the central post 207. An outer ball 203 is seated on and at least partially within the housing 201. At least one locking element 220 is arranged between the inner ball 204 and outer ball 203 so as to slidably retain the outer ball 203 in the housing 201. The at least one locking element 220 may have an outer bearing surface 221 and an inner bearing surface 222 that is in sliding arrangement with the outer ball 203 and the inner ball 202, respectively. A retainer 230 can be secured to the outer ball 203 to retain the at least one locking element 220. Optionally, a bearing insert 202 is arranged in the housing 201 to be in a sliding arrangement with the outer ball 203.
Patent GB-2592753-A (GB)
Title: Aircraft Engagement Mechanism for Aircraft Mover
Inventor: TUSHAR KULKARNI
IPC: B64F1/22
Filed: 2015-11-19
Abstract: An adjustable aircraft engagement mechanism 10 for an aircraft mover 44, comprising: a cradle body 14 which defines an aircraft engagement region 50; and first, second and third clamping elements 20a, 20b, 20c engageable with nose landing gear 12 of an aircraft when positioned within aircraft engagement region 50. At least one of the clamping elements 20a, 20h, 20c is actuatable relative to at least one of the other clamping elements 20a, 20b, 20c between engaged and disengaged conditions of the adjustable aircraft engagement mechanism 10. The clamping elements 20a, 20b, 20c are further operable, when in an engaged condition, to define a triangular clamp that secures the nose landing gear 12. The clamping elements are each associated with cradle body portions 18a,18b,18c that are actuatable relative to one another and may be pivotably engaged with one another. The engagement mechanism may further comprise a lifting mechanism engageable with the cradle body.
Patent GB-2604349-A (GB)
Title: A compacting power tool
Inventor: TIM HEIMRICH
IPC: E02D3/046
Filed: 2021-03-01
Abstract: The compacting tool 100 comprises a housing 102, a motor 204 and a first electrical storage 202a in the form of a battery, electrically connected to the motor mounted within the housing and a reciprocating drive mechanism 200 coupled to the motor. A compacting foot 112 is coupled to the reciprocating drive mechanism and configured to reciprocate and engage a surface to be compacted when the motor is operating and the tool further comprises an energy capture system comprising a second electrical energy storage 202b in the form of a battery, and at least one generator (1304, figure 14) electrically connected to the second electrical energy storage, wherein the at least one generator is coupled to the reciprocating drive mechanism. Also disclosed is a compacting power tool which comprises an energy capture system comprising a second electrical energy storage and at least one generator configured to convert mechanical energy to electrical energy, wherein the generator is electrically connected to the second energy store.
Patent GB-2594582-A (GB)
Title: Headgear assemblies and interface assemblies with headgear
Inventor: BRETT JOHN HUDDART
IPC: A61M16/06
Filed: 2015-09-16
Abstract: A patient interface assembly 3100 for delivering respiratory therapy comprising a patient interface 3102, a headgear comprising a rear headgear portion 3110 that may be substantially inelastic, and at least one adjustment arrangement positioned between the patient interface and the rear headgear portion. The adjustment arrangement comprises a directional lock 3114, a core member 3116 moveable relative to and selectively engageable by the directional lock, and a biasing element 3118 such as an elastic tube configured to shorten the circumference of the interface assembly, and the directional lock configured to inhibit lengthening of the circumference during respiratory therapy, wherein the adjustment arrangement is removably attachable to the patient interface or the headgear by a quick release arrangement 3120. Excess portions of the core member may be received within the headgear, space within the patient interface or within disk-shaped accumulators. The quick release arrangement may be a mechanical connection.
Patent GB-2608403-A (GB)
Title: Resisting leakage from a downhole tool string
Inventor: ROBERT CRAWFORD
IPC: E21B34/14
Filed: 2021-06-30
Abstract: There is provided a downhole tool string 100 comprising a plurality of generally tubular bodies 102, 104, 106 formed of metal and connection means operable to connect said bodies one to another in an axially extending line; wherein at least one said body contains a flapper check valve assembly 114 with a valve housing 116 that is a sliding fit in said one body; wherein the valve housing and said one body are formed with two mutually opposed annular faces, one on the valve housing and one on said one body, that are caused to approach one another by operation of the connection means to connect said bodies; and wherein there is between said two faces a deformable ring of metal that is compressed between said faces when the connection means is operated to connect said bodies and thereby forms a seal 130 in the tool string 100.
Patent GB-2601899-A (GB)
Title: Pump clogging detection system
Inventor: NOBUO ITOIGAWA
IPC: H01L21/00
Filed: 2021-10-25
Abstract: Pump clogging detection system for a fluid flow channel of a pump driven by an electric motor 30 so as to pump or draw fluid, has a clogging detector 70 provided in a control means 80 of a power converter 20; the clogging detector includes functions that seta first score based on electric current limiting, output torque limiting, output power limiting, or a decrease in an output frequency of the power converter, e.g. when the electric motor is overloaded due to the clogging and an electric current is increased; a second function sets a score in accordance with whether overcurrent limiting is being performed; and a third function to sets a score in accordance with whether an overcurrent protection is being performed; the clogging detector infers an obstructed flow condition based on one or more scores. Preferably, clogging of an intake pipe 42 or an exhaust pipe 43, of a vacuum pump 40, by foreign matter and solidified deposits is detected and by monitoring the three scores and pressure sensors 60 a blockage can be located. Controller 80 may be a PLC, a power converter program may be stored in the cloud, scores may be stored on a memory card.
Patent GB-2607978-A (GB)
Title: Zip tail stop
Inventor: PATRICK STEWART BRAY
IPC: A44B19/38
Filed: 2021-11-16
Abstract: A tail stop arrangement 200 for a slide fastener 100 is provided. The tail stop comprises a first bottom stop 300 for attachment to a first zip tape 102, the first end stop comprising a body 302 comprising a channel 304 and a second tail stop 400 for attachment to a second zip tape 104, the second tail stop comprising a protrusion 406. The body of the first tail stop has a longitudinal axis and the channel extends parallel to the longitudinal axis. The tail stop has a y axis parallel to the longitudinal axis, an x axis perpendicular to the longitudinal axis along which the channel is open and a z axis perpendicular to the longitudinal axis along which the channel is closed. The protrusion is configured to be inserted into the channel along the x axis to engage the first and second tail stops. The protrusion is configured to slide within the channel in plane of the y axis when the first and second tail stops are engaged. The protrusion is configured to slide in the channel towards an end position. When the protrusion is in the end position, the first and second tail stops are aligned by the engagement of the protrusion with the channel to enable the zip to be fastened.
Patent GB-2613822-A (GB)
Title: Consumer access devices
Inventor: PHILIP RENWELL STEELE
IPC: H04W4/24
Filed: 2021-12-15
Abstract: A Consumer Access Device (CAD) is arranged to obtain utility consumption data from, for example, a smart meter (not shown). The CAD is also programmed to link to further CADs located at other premises and the linking process may be managed by a utility supplier server. Once linked, the CADs may communicate via the server or via a peer-to-peer arrangement. Applications executed on the CADs allow consumers to interact with other households over their energy usage – for example to compete over reducing such usage. In a preferred embodiment, the CAD may be programmed to download applications from an online store.
Patent GB-2601277-A (GB)
Title: Method for preparing PTFE-based film for preventing and removing ice covering fan blades and use thereof
Inventor: XIN XIANG
IPC: C09K3/18
Filed: 2020-12-15
Abstract: Disclosed are a method for preparing a PTFE-based film for preventing and removing ice covering fan blades and the use thereof, which relate to the technical field of polymer composite materials. The method comprises: using a monomer polymerization method of blending, pre-pressing and pushing to prepare a film into a PTFE bar having polymerized monomers; and using a hot calendaring fusion polymerization method, such that during the hot calendaring process of the PTFE bar, and under the fibrous fabric-like structure of layered peeling caused by film cracks, the film is prepared into a PTFE-based homogeneous film having micropores and a concave-convex geometric ultrastructural morphology of nanometer- and micrometer-level size. Further disclosed is the use of the PTFE-based homogeneous film in large fan blades in operation. The present invention is suitable for various types of wind turbines to prevent and remove ice on the surface of blades in winter, and solves the problem of it being difficult to achieve the effect of preventing and removing the ice on the surface of large fan blades in winter merely by relying on the high lubrication performance of the PTFE with a low surface tension alone.
Patent GB-2602778-A (GB)
Title: Multi-operation-mode variable-winding split-tooth permanent-magnet synchronous vernier motor
Inventor: YI DU
IPC: H02K21/14
Filed: 2021-02-03
Abstract: The present invention relates to the field of motors and provides a multi-operation-mode variable-winding split-tooth permanent-magnet synchronous vernier motor. Permanent magnets of the motor of the present invention may be surface-mounted, built-in, embedded, or installed in other ways to generate a permanent magnet excitation magnetic field required for the operation of the motor; a stator core has a split-tooth structure, and the number of small split teeth on two adjacent stator teeth is different, so as to form a non-uniform modulation tooth structure; on the basis of the modulation effect of the non-uniform modulation teeth on the permanent magnet magnetic field, harmonics of the excitation magnetic field having different number of pole pairs are generated; armature windings are provided in stator slots; the ends of the armature windings of each phase are connected by switchable switch components; and when a symmetrical alternating current is fed into the armature windings, armature reaction magnetic fields having different number of pole pairs can be generated on the basis of different switch connection states and then effectively coupled with the harmonics of the permanent magnet excitation magnetic field having different number of pole pairs generated by modulation of the non-uniform modulation teeth, thereby achieving the multi-mode operation of the motor.
Patent GB-2618135-A (GB)
Title: Growing media
Inventor: BEENISH SIDDIQUE
IPC: A01G24/35
Filed: 2022-04-28
Abstract: The invention relates to growing media comprising at least 50% w/w plant-derived hydrogel. The hydrogel may comprise cellulose or a derivative thereof, starch, soy, plant protein, lignin, pectin, carrageenan, gum, methyl cellulose, xanthan gum, kappa carrageenan, sodium carboxymethyl cellulose and/or carboxymethyl cellulose. The growing medium may additionally comprise biochar, psyllium, chitosan, barley seed powder, graphene, graphene oxide, reduced graphene oxide, agar, silk fibroin, genipin, honey, coconut oil, tea tree oil, charcoal, vanillin, glycerol, clays, jut fibre and/or cotton. A growing medium comprising 1-2.5% methylcellulose, 0.5-2% kappa carrageenan and 0.25-0.75% biochar made to volume with water is also disclosed A method of manufacture and their use in agriculture are also described.