227 results about "Contact Transmission" patented technology

Disclosed is a non-contact charger. The present invention provides a non-contact charger capable of wireless data communication and power supply between a non-contact charger capable of computer UBS communication and a charging battery-pack of a mobile device, using an induced electromotive force, thereby to enable data communication and power supply at the same time and to make good signal transmission without other poor contacts in the contact transmission.

Aspects of this invention include a downhole assembly having a non-contact, capacitive coupling including first and second transceivers deployed in corresponding first and second downhole tool members. The capacitive coupling is disposed to transfer electrical signals between the first and second transceivers. In one exemplary embodiment, the capacitive coupling is configured to transfer data and power between a substantially non-rotating tool member and a rotating tool member, for example, the shaft and blade housing in a steering tool. Exemplary embodiments of this invention provide a non-contact, high-speed data communication channel between first and second members of a downhole assembly. Moreover, exemplary embodiments of the invention also provide for simultaneous non-contact transmission of electrical power between the first and second tool members.

The utility model relates to an automatic change-over switch electric appliance, comprising a housing; wherein, a load wiring terminal, a first power end and a second power end are arranged on the housing; an automatic change-over apparatus, which comprises a first movable contactor operated with the first terminal, a second movable contactor operated with the second terminal, is arranged inside the housing; the first movable contactor and the second movable contactor are electrically connected with the load wiring terminal; the automatic change-over apparatus also comprises a mounting plate and the first movable contact transmission, mechanism and the second movable contactor transmission mechanism positioned on the mounting plate. The utility model provides an automatic change-over electric appliance, which has the advantages of simple structure, precise inverting, stable and reliable the apparatus motion, and excellent security.

A device for non-contact transmission of electrical signals or energy between two parts mobile relative to each other comprising electromagnetic near-field coupler elements on the two parts, wherein the coupler elements on at least one part form a cascade circuit terminated in a manner substantially free from reflection, and each coupler element is an independent resonance system having a resonance frequency higher than a highest frequency of wide-band signals to be transmitted. An alternatively structured device in which each coupler element on one part includes an element that resonates independently and has a resonance frequency approximately equal to the frequency of signals or energy to be transmitted including developments in which the coupler elements operate on differential signals, or analyzer means determine the spacing between the two parts, or at least one part comprises symmetrical lines for supplying differential energy signals to two coupler elements.

It is an object of the present invention to provide a semiconductor device in which data can be written except when manufacturing the semiconductor device and that counterfeits can be prevented. Moreover, it is another object of the invention to provide an inexpensive semiconductor device including a memory having a simple structure. The semiconductor device includes a field effect transistor formed over a single crystal semiconductor substrate, a first conductive layer formed over the field effect transistor, an organic compound layer formed over the first conductive layer, and a second conductive layer formed over the organic compound layer, and a memory element includes the first conductive layer, the organic compound, and the second conductive layer. According to the above structure, a semiconductor device which can conduct non-contact transmission / reception of data can be provided by possessing an antenna.

The invention discloses a connector plug, a connector socket and a connector combination of the connector plug and the connector socket. The plug and the socket respectively comprise an insulating body, two rows of contact terminals, two baffles and a shielding shell. The plug is internally provided with the upper baffle and the lower baffle for the contact terminals, and the socket is internally provided with the upper baffle and the lower baffle for the contact terminals, the baffles of the contact terminals are conducted with the corresponding shielding shells in a contact mode so as to improve the shielding effect and to ensure that contact transmission is stable. The socket baffles are provided with contact elastic sheets, when the plug and the socket are combined, the contact elastic sheets make elastic contact with the socket baffles to form a shielding protection loop, the signal interference between the different rows of contact terminals is further avoided, and the plugging force of the connector combination can be enhanced. The connector plug and the connector socket are internally and respectively provided with hook plates and partition plates to separate the two rows of contact terminals, the hook plates and the partition plates are conducted with the corresponding shielding shells in a contact mode, inverted hook parts of hooks are buckled in the concave parts of the partition plates, and the inverted hook parts are conducted with the concave parts of the partition plates in a contact mode.

Aspects of this invention include a downhole assembly having a non-contact, capacitive coupling including first and second transceivers deployed in corresponding first and second downhole tool members. The capacitive coupling is disposed to transfer electrical signals between the first and second transceivers. In one exemplary embodiment, the capacitive coupling is configured to transfer data and power between a substantially non-rotating tool member and a rotating tool member, for example, the shaft and blade housing in a steering tool. Exemplary embodiments of this invention provide a non-contact, high-speed data communication channel between first and second members of a downhole assembly. Moreover, exemplary embodiments of the invention also provide for simultaneous non-contact transmission of electrical power between the first and second tool members.

The invention discloses a bevel gear based on conjugate curves and a meshing pair thereof. The meshing pair comprises a bevel gear I and a bevel gear II which are mutually in point meshing and have arc tooth profile curves, and a contact curve gamma1 consisting of meshing points on the tooth profile curve of the bevel gear I and a contact curve gamma2 consisting of meshing points on the tooth profile curve of the bevel gear II are conjugate curves. According to the bevel gear transmission meshing pair based on the conjugate curves, the tooth profile curves of the mutually meshed bevel gear I and bevel gear II are respectively in an arc shape, the meshed tooth surfaces of the bevel gear I and the bevel gear II move along the conjugate curves, the meshing characteristics of the contact curves are succeeded, and the meshing of the contact curves between the tooth surfaces is high in contact strength; a contact transmission process is close to pure rolling along an axial direction, and the transmission efficiency is high; the tooth surfaces are easy to process and manufacture, transmission errors are small, and the service life is long; under the conditions of equivalent transmission ratio and center distance, the selection and determination of a small tooth number and a large modulus can be realized; and the transmission requirements of high speed, heavy load, large power and high efficiency can be met.

The invention discloses a separated super-magnetostrictive telescopic rotary ultrasonic vibration head which comprises a cutter handle, a variable amplitude rod, a cutter, a permanent magnet body, a super-magnetostrictive telescopic rod, a first magnetic conduction piece and a second magnetic conduction piece, a coil and a coil support; the super-magnetostrictive telescopic rod is sleeved on the permanent magnetic body and coaxial with the permanent magnetic body; a filling gap is formed between the super-magnetostrictive telescopic rod and the permanent magnetic body; the coil is sleeved on the super-magnetostrictive telescopic rod; ultrasonic alternating current is fed into the coil to generate an alternating magnetic field so as to drive the super-magnetostrictive telescopic rod to generate ultrasonic longitudinal vibration; and the coil support is arranged on the periphery of the coil for installing the coil. According to the ultrasonic vibration head provided by the embodiment of the invention, the coil and the cutter handle are separated, so that the energy transmission efficiency is improved while the non-contact transmission of ultrasonic energy is realized, and the output power and the output amplitude are increased under the same conditions.

Provided is a capacitor coupling type power transmission circuit in which a variation in receiving side voltage due to a variation in capacitance is suppressed to prevent an influence on a variation in load current in a display panel. An insulating board of the display panel is sandwiched by capacitive coupling electrodes formed on each of a transmitting side board and a board of the display panel, thereby forming capacitors. A non-contact transmission is performed by the capacitors. An alternating current voltage signal obtained by electrodes on a display panel side is rectified by a rectifier including diodes. A constant voltage circuit which is a shunt regulator including a diode array in which a resistor and a plurality of diodes are connected in series is provided to maintain a stabilized voltage irrespective of a variation in load in the display panel.

An energy recovery device consists of an automatic reversing valve and a piston; the pressure water alternately acts on two end surfaces of the piston by matching with the reversing valve; the piston reciprocates to do work to output the moment which is a medium no-contact transmission through a permanent magnet; the invention has the advantages of high efficiency, simple structure, no secondary pollution of the tap water. The invention can be used for energy recovery of a plurality of fluids.

There are provided a display apparatus and a display method, with which compressed image data that is to be decompressed can be transmitted to the display apparatus in an environment in which a transmission capacity is not always secured, and good image display is realized. An example of the display apparatus is an active matrix display apparatus formed by using thin-film transistors formed on an insulating substrate. In the active matrix display apparatus, a circuit that receives an image data signal from an external system via a non-contact transmission path and amplifies the image data signal, a circuit that processes the image data signal, and a memory circuit that stores the processed image data are integrated on the insulating substrate.

The invention relates to an epitaxial wafer tray for an MOCVD (Metal Organic Chemical Vapor Deposition) reaction cavity and a support and rotation connecting device matched with same. When the tray is mechanically loaded and unloaded, and a rotating shaft projecting outward from the center of the bottom of the tray is inserted into a counter bore on the top of a drive shaft perpendicular to the rotating shaft. Respectively arranged contact surfaces parallel to the surface of the tray or contact surfaces on the corresponding side face are used for supporting the tray, and the friction transmission between the contact surfaces is used for driving the tray to rotate when the drive shaft rotates. The friction transmission is changed into contact transmission by arranging an axial locating slot and a locating key, the rotation of the tray is ensured to be consistent with that of the drive shaft, and the security of the tray under middle-high speed long-term rotation is improved. The projecting tray rotating shaft is easy to process the surfaces contacted by friction, the entire thickness of the tray is not increased under the condition of ensuring the mechanical strength of the corresponding part on the tray, and the heat capacity of the tray is reduced. Thus, the time required by heating and cooling the tray is shortened, and the production efficiency is improved, which is beneficial to quick temperature adjustment and control required by epitaxial reactions.

The invention discloses a novel multi-thread 360-degree scanning type laser radar and an implementation method thereof. The laser radar comprises an annular motor and a multi-thread laser ranging subsystem, wherein the annular motor is composed of an annular rotor and an annular stator, the multi-thread laser ranging subsystem is fixedly connected to the annular motor rotor, the multi-thread ranging subsystem can emit a plurality of beams of laser to achieve a multi-thread laser ranging function on an object, a power transmission coil and a receiving coil can form a wireless energy transmission access to provide electricity for the multi-thread ranging subsystem, a group of wireless data receiving and sending modules achieve a wireless communication function between the multi-thread laser ranging subsystem and a central management module, a photoelectric encoder and a photoelectric switch can measure angle information of rotation of the annular motor, the central management module can enable multi-thread ranging information and rotation angle measurement information to correspond to each other, a group of multi-thread laser radar detection data can be obtained, and detection data in a 360-degree range can be obtained along with continuous rotation of the annular motor. The novel multi-thread 360-degree scanning type laser radar can achieve non-contact transmission of energy and signal without using a slip ring and has the advantages of high reliability, long service life, low cost, simple structure and easiness to achieve.

An inductive rotary joint for non-contact transmission of electrical energy between a stationary part and a rotating part of the rotary joint comprises a power generator for generating an alternating voltage or an alternating current, which feeds a load by means of a rotatable power transmitter. An electrical parameter on the primary side of the power transmitter is determined with a measurement means, and from this, the condition of another electrical parameter at the load is approximated by means of a functional unit. Regulation of the power generator is effected with this approximated value.

The invention discloses curve conjugation based symmetrical cambered surface conjugate curve gears and an engagement pair thereof. The engagement pair comprises a gear I and a gear II, wherein the gear I and the gear II are engaged with each other in a point contact mode, and a contact curve gamma 1 which is composed of engagement points on a tooth profile cambered surface of the gear I and a contact curve gamma 2 which is composed of engagement points on a tooth profile cambered surface of the gear II are conjugate curves. According to the engagement pair of the curve conjugation based symmetrical cambered surface conjugate curve gears, the contact curve gamma 1 of the gear I and the contact curve gamma 2 of the gear II which form the engagement pair are conjugate curves, and engagement points between the gear I and the gear II move along contact curves; the engagement pair has the advantages of point contact engagement, tooth profiles of point contact have the high contact strength, the contact transmission process is close to pure rolling along the axial direction, and the transmission efficiency is high; and the selection and the determination of the small tooth number and the large modulus can be achieved on the conditions of the same transmission ratio and the same center-to-center distance, the transmission requirements of high speed, heavy load, high power and high efficiency can be met, and the engagement pair has broad application prospects.

There are provided a display apparatus and a display method, with which compressed image data that is to be decompressed can be transmitted to the display apparatus in an environment in which a transmission capacity is not always secured, and good image display is realized. An example of the display apparatus is an active matrix display apparatus formed by using thin-film transistors formed on an insulating substrate. In the active matrix display apparatus, a circuit that receives an image data signal from an external system via a non-contact transmission path and amplifies the image data signal, a circuit that processes the image data signal, and a memory circuit that stores the processed image data are integrated on the insulating substrate.

The invention discloses a permanent-magnetic speed regulator, which comprises a first shaft, a second shaft, a cage rotor and permanent-magnetic turntables. A permanent-magnetic rotor comprises two disk permanent-magnetic turntables and a central turntable, wherein the central turntable is connected with the second shaft, and the permanent-magnetic turntables are connected with the central turntable through a pin shaft and a gear rack device; and the gear rack device comprises racks vertically arranged on the permanent-magnetic turntables and a gear arranged on the central turntable, the racks are engaged with the gear, and the gear rack device enables the two permanent-magnetic turntables to do reverse equidistance motion along the shaft. The double-cylindrical turntable permanent-magnetic speed regulator has large coupling face by replacing cylindrical and planar double coupling for single-side coupling, and realizes non-contact transmission of power with large transmission torque; the permanent-magnetic turntables can move along the axial direction to change the distance from a conductor plate and the effective part engaged with a conductor cylinder so as to change the torque transferred between the permanent-magnetic turntables; and the permanent-magnetic speed regulator can realize repeatable, adjustable and controllable output torque and rotational speed and fulfill the purposes of energy-saving speed regulation, and has balanced axial force.

The invention discloses a near-field optical wireless high-speed simple interactive communication system and method used between electronic devices. Transmitted data information is transmitted to the opposite side through photo-electric conversion and with light serving as an information carrier, the opposite side restores light signals into electric signals through a photoelectric detector, and accordingly high-speed communication between the devices is achieved. Due to limitations of the devices in the prior art, the maximum communication speed is 100Mbps, and the communication speed of the system far exceeds that of an existing near-field non-contact transmission method. The system and method can be applied to mobile phones, intelligent terminals, tablet computers, notebook computers and other electronic devices, information high-speed wireless interconnection can be achieved, and the system and method have the advantages that high speed is achieved, safety and confidentiality are achieved, environment protection is achieved, no radiation exists and interactive communication is achieved, and have great prospects in the field of information non-contact transmission between intelligent terminals in the future.

It is an object of the present invention to provide a semiconductor device in which data can be written except when manufacturing the semiconductor device and that counterfeits can be prevented. Moreover, it is another object of the invention to provide an inexpensive semiconductor device including a memory having a simple structure. The semiconductor device includes a field effect transistor formed over a single crystal semiconductor substrate, a first conductive layer formed over the field effect transistor, an organic compound layer formed over the first conductive layer, and a second conductive layer formed over the organic compound layer, and a memory element includes the first conductive layer, the organic compound, and the second conductive layer. According to the above structure, a semiconductor device which can conduct non-contact transmission / reception of data can be provided by possessing an antenna.

A device for non-contacting transmission of electrical signals between one part moving relative to another part has at least one strip conductor pair for symmetrical signal transmission attached on a first of the two parts, in which strip conductor pair the electrical signals are supplied from a transmission module for differential signal transmission. At least one reception element is attached on the other of the two parts, at a slight separation along at least one segment of the strip conductor pair, and is connected with a reception module. The strip conductor pair is provided with one or more components for reduction of a common mode signal component that arises therein due to the differential signals therein. Additionally or alternatively, compensation elements for adaptation of a time offset between signals on the output conductors are arranged in the output conductors of the transmission module that minimizes the common mode signal component. A reduced electromagnetic perturbing radiation is achieved with the device during the non-contacting signal transmission by capacitive RF coupling.

An inductive rotary joint for non-contact transmission of electrical energy between a stationary part and a rotating part of the rotary joint comprises a power generator for generating an alternating voltage or an alternating current, which feeds a load by means of a rotatable power transmitter. An electrical parameter on the primary side of the power transmitter is determined with a measurement means, and from this, the condition of another electrical parameter at the load is approximated by means of a functional unit. Regulation of the power generator is effected with this approximated value.

The invention relates to a primer, a probe and a method for detecting entomophily or contact transmission pathogens by using a liquid phase chip, which are used for detecting nine clinical common entomophily or contact transmission infectious disease pathogens. The invention can detect the nine clinical common entomophily or contact transmission infectious disease pathogens based on an MASA (multi-analyte suspension array) liquid phase chip technology, homology analysis is performed respectively according to all nucleotide sequences of 9 target viruses which can be retrieved in a gene bank mainly, the degenerate primer and the specific probe are designed, two turns of PCR (polymerase chain reaction) and molecular hybridization are further performed, and a Luminex100 system is further usedfor detection, thereby determining types of the pathogens contained in the sample. The invention is most important for adopting a correct treatment scheme and timely taking measures for preventing disease transmission by detection and early diagnosis of the 9 clinical common entomophily or contact transmission infectious disease pathogens. The invention has the advantages of fast detection speed,simpleness in operation, high sensitivity, good specificity and the like, and is conductive to popularization.

The invention discloses a conference record sharing method, a conference record sharing device, a conference terminal and a storage medium. The conference record sharing method comprises the steps of:detecting an annotation operation track generated on a display background; generating and storing an annotation record picture including the display background and the annotation operation track; and, according to the storage address of the annotation record picture, generating a two-dimensional code, and displaying the two-dimensional code. By scanning the two-dimensional code, a user accesses the storage address of conference records, and obtains the conference records; multi-person simultaneous transmission and non-contact transmission of the conference records can be carried out; and thus, rapid sharing of the conference records can be realized.

The invention discloses an automatic testing system and an automatic testing method for the non-contact transmission characteristics of a millimeter waveband. The method comprises the following steps of: initializing the automatic testing system for the non-contact transmission characteristics of the millimeter waveband; calibrating the automatic testing system for the non-contact transmission characteristics of the millimeter waveband, and finishing a spatial transmission characteristic test under the condition of no element to be tested to obtain test information in a calibration state; finishing a transmission characteristic test under the condition that the element to be tested exists to obtain test information in a test state; obtaining the corresponding power information of a transmitter and a receiver under each frequency value; and subtracting power information obtained in the calibration state from power information obtained in the test state, and displaying a test curve of the transmission characteristics of the element to be tested. By the system and the method, a test in transmission characteristic parameters of 76 to 77GHz can be realized automatically, the problem of absence of millimeter wave testing means and testing equipment is solved, and the shortcomings of high cost, large volume, difficulties in automatic control and the like of testing equipment are overcome.

A cycleable downhole tool such as a Jar, a hydraulic hammer, and a shock absorber adapted for telemetry. This invention applies to other tools where the active components of the tool are displaced when the tool is rotationally or translationally cycled. The invention consists of inductive or contact transmission rings that are connected by an extensible conductor. The extensible conductor permits the transmission of the signal before, after, and during the cycling of the tool. The signal may be continuous or intermittent during cycling. The invention also applies to downhole tools that do not cycle, but in operation are under such stress that an extensible conductor is beneficial. The extensible conductor may also consist of an extensible portion and a fixed portion. The extensible conductor also features clamps that maintain the conductor under stresses greater than that seen by the tool, and seals that are capable of protecting against downhole pressure and contamination.

The invention discloses an indirectly driven food processor, which comprises a container, a crushing cutter arranged in the container, a motor, a base internally provided with the motor, a driving shaft coupling arranged on a power output shaft of the motor, and a driven shaft coupling connected with the crushing cutter. The indirectly driven food processor is characterized in that: the driving shaft coupling and the driven shaft coupling are in non-contact connection. The driven shaft coupling can be rotatablely arranged in the container and is arranged in a floating mode relative to the container. The driving shaft coupling is made of magnet and the driven shaft coupling is made of metal. The driving shaft coupling and the driven shaft coupling are in non-contact transmission, which caneffectively solve the problem of abrasion between the driving shaft coupling and the driven shaft coupling; the container needs no cutter shaft hole, and sealing to thoroughly solve the problem of container water leakage; vibration and noise can be effectively relieved; the driven shaft coupling is arranged in a floating mode, which can effectively solve the problem of cutter blockage; and the driven shaft coupling and the crushing cutter are dismountable so that the container can be cleaned conveniently.