103results about How to "Affect transmission" patented technology

The invention discloses a resource distribution method for a satellite communication system. The method comprises the following steps that: service general packet radio service (GPRS) supporting node (SGSN) sends a service resource request to a master station according to the service application of an attached satellite terminal; the master station determines a service resource of the service application of the attached satellite terminal according to the service resource request; and the master station receives the data sent by the SGSN according to the service resource. The invention also provides a method for distributing resources to the satellite terminal by the master station in the satellite communication system, and the method comprises the following steps that: the satellite terminal sends resource request signaling to the master station; the master station determines a time slot resource according to the resource request signaling of the satellite terminal; and the satellite terminal sends data to the master station according to the time slot resource determined by the master station. By the method, quality of service (QoS) guarantee strategy of a service is provided for the satellite communication system through 3rd generation (3G) core network mature equipment, the utilization rate of satellite wireless resources is improved by resource distribution for different types of services and signaling, and real-time performance of the bearer service of the satellite communication system is guaranteed.

The invention discloses a wave roller and a machining method of the wave roller. The wave roller comprises a roller body, wherein a cylindrical sleeve roller sleeves the outer side of the roller body, the cross section of the cylindrical sleeve roller comprises protrusions which are uniformly distributed on the circumference and transition parts which are connected between the bottom parts of adjacent protrusions, and the protrusions and the transition parts adopt an integrated structure; the tops of the protrusions are circular-arc-shaped. The machining method of the wave roller comprises the following steps: preparing materials, that is, preparing a stainless steel plate and the roller body, and machining the stainless steel plate into a waved plate; machining the protrusions of the waved plate into small protrusions; machining the waved plate into the cylindrical sleeve roller to sleeve the outer side of the roller body; carrying out spot-welding to connect the cylindrical sleeve roller with the roller body; chamfering the cylindrical sleeve roller. The wave roller disclosed by the invention is conveniently and quickly machined, the cylindrical sleeve roller only has one welding line, and in spot-welding connection with the roller body, so that the supporting strength is high, the probability of deformation is low, and the service life of the wave roller is prolonged; the protrusions reduce the contact area between fabric and the roller body, and a washing medium can flow and penetrate among the protrusions of the roller body to carry out penetrating washing so as to improve the washing effect of the fabric.

The invention provides a flexible display panel and a flexible display device. The flexible display panel comprises a plurality of light emitting units, wherein each light emitting unit comprises a first electrode layer, a pixel layer and a second electrode layer which are stacked in sequence; the flexible display panel further comprises a pixel limiting layer used for separating the pixel layers;and a bonding layer is arranged between at least one of the first electrode layer and the second electrode layer and the pixel layer, wherein the bonding layer is a transparent conductive adhesive layer. According to the flexible display panel, in the bending process of the flexible display device, stripping or separating between a negative electrode layer and a positive electrode layer of a functional membrane layer and an organic light-emitting layer can be effectively avoided, and a breakage or cracking in the interior of the functional membrane layer can be avoided, so that the light-emitting performance of the flexible display device is improved.

The present invention provides a pilot frequency measurement method and device. The method comprises the steps of: obtaining working frequency point information of a pilot frequency adjacent region ofa terminal and wave beam polling intervals of sending reference symbols by the pilot frequency adjacent region; according to the wave beam polling intervals of sending the reference symbols by the pilot frequency adjacent region, determining pilot frequency measurement intervals of sending the reference symbols by the pilot frequency adjacent region; and performing frequency modulation in the pilot frequency measurement intervals to the working frequency point of the pilot frequency adjacent region to receive the reference symbols sent by the pilot frequency adjacent region, and performing pilot frequency measurement according to the reference symbols. In the embodiment of the invention, measurement information sent by a service cell to the terminal carries the working frequency point information of the pilot frequency adjacent region and carries the wave beam polling intervals of sending reference symbols by the pilot frequency adjacent region to allow the terminal to dynamically determine different pilot frequency measurement intervals according to different wave beam polling intervals and namely allow the terminal to receive all the reference symbols sent by the pilot frequencyadjacent region in the pilot frequency measurement intervals, and therefore transmission of other data cannot be influenced by too long pilot frequency measurement intervals, and system performancesare improved.

The invention belongs to the technical field of power equipment and especially relates to a three-phase asymmetric system harmonic detection device. The device comprises a detector used for detection,a socket is arranged at a top of the detector, the socket is fixedly connected with the detector, a socket protection plate is arranged at a position, corresponding to the socket, of the top of the detector, the socket protection plate is fixedly connected with the detector, and a current clamp used for detection is connected to the detector; a cable limiting ring is arranged on an inner side ofthe current clamp; a pressing rod is used for pinching up a movable clamp arm; then a cable is placed on the inner side of a limiting arc plate; afterwards, the pressing rod is put down, the movable clamp arm is clamped under the action of a spring; and the limiting arc plate is used for clamping and fixing the cable, the cable can be fixed, the cable is prevented from sliding or moving left and right, a socket protection plate is arranged on the detector, a protection film is arranged on the inner side of the socket protection plate, a socket can be protected, and external dust or particles are prevented from entering the socket to affect signal transmission.

The invention discloses a signal detection cable for a digital substation and manufacturing technology. The signal detection cable includes a protective layer, a buffering layer, an armor layer, an aluminum foil layer, an insulating layer and a conductive core. An outer wall of the conductive core wraps the insulating layer, an outer wall of the insulating layer warps the aluminum foil layer, an outer wall of the aluminum foil layer wraps the armor layer, an outer wall of the armor layer includes the buffering layer, an outer wall of the buffering layer wraps the protective layer, the buffering layer includes a rubber shock absorption layer and buffering holes, the rubber shock absorption layer wraps the outer side of the armor layer, and a plurality of buffering holes are uniformly arranged in the rubber shock absorption layer. Through the arrangement armor layer and aluminum foil layer, two metal shielding layers are formed, a good electromagnetic shielding effect is achieved, external interference signals can be effectively prevented from influencing transmission of data, and safety of data transmission is effectively improved; and through arrangement of the buffering layer, a good buffering effect is achieved, and safety of use is effectively improved.

The invention discloses a mine underground signal base station heat dissipation protection device comprising a base and a device shell, wherein the base is provided with a damping cavity, the bottom of the device shell is installed in the damping cavity formed in the base, stop blocks are arranged at positions on both sides of the bottom of the bottom shell and in the damping cavity, a receiving antenna and a sending antenna arranged on one side of the receiving antenna are arranged at the top of the device shell, and a partition board is arranged in the device shell. According to the mine underground signal base station heat dissipation protection device disclosed by the invention, by means of the cooperative use of an air outlet and an air inlet formed in two sides of the device shell, and a heat exchange fan, a heat dissipation treatment can be performed in the device to prevent the burnout of the device circuit due to the over high internal temperature of the device after long-timeuse and to improve the signal transmission stability, a provided damping spring can improve the own stability of the device and prevent the influence on signal transmission by collision and vibrationin use, and the mine underground signal base station heat dissipation protection device disclosed by the invention is reasonable in structure, is convenient to use and can effectively improve the signal transmission effect of a signal base station.

The invention belongs to the technical field of communication optical cables, and relates to a large-core-number optical cable for pipelines. 2-6 optical cable sub-units and a same number of optical cable temperature-measuring sensing units are arranged around a central transmission unit in an alternate manner to form a cable core with a circular section in an SZ twisted manner. In a multi-layer superposed twisted optical fiber ribbon group of the optical cable sub-unit, each layer is an optical fiber ribbon, each optical fiber ribbon comprises 4-24 optical fiber cores, the optical fiber ribbon layer number and the optical fiber core number included by each optical fiber ribbon are the same, the optical fiber core number included by each optical cable sub-unit is 16-core to the minimum and 576-core to the maximum, and the total optical fiber core number of the formed large-core-number optical cable for the pipeline is 33-core to the minimum and 3457-core to the maximum. According to the optical cable, on the premise of guaranteeing that the external diameter of the optical cable is not greater than the external diameter of the conventional pipeline optical cable, the requirement of large core number is satisfied, the requirement that the central transmission unit reliably transmits center network information is guaranteed, and the optical cable is applicable to a pipeline communication laying system with large optical fiber capacity demand and difficult laying.

The invention discloses a vehicle condition analysis system and method. The system comprises a detection terminal and a remote server, the detection terminal comprises an intelligent terminal device and an information collection device, the intelligent terminal device and the information collection device are connected through a wireless network, an adapter is cooperatively arranged at the outsideof the intelligent terminal device, and a wireless network receiver is cooperatively arranged at the outside of the information collection device. According to the vehicle condition analysis system and method disclosed by the invention, the vehicle condition is audited by remotely analyzing a video image of the vehicle condition, meanwhile, the vehicle condition is displayed to customers by remotely sharing the detection data, on one hand, the analysis efficiency of the vehicle condition can be greatly improved, and the errors generated in a manual operation process is reduced, on the other hand, the customers can obtain related information of the vehicle condition at the first time, so that the vehicle condition is more transparent, second-hand vehicle dealers and consumers can buy second-hand vehicles trustingly, and the development of the second-hand vehicle industry is promoted.

The invention discloses a screen feeding mechanism used for television assembling. The screen feeding mechanism comprises a rack. A roller conveying line used for conveying a supporting plate is arranged on the rack. A supporting plate stopping device used for stopping the supporting plate conveyed on the roller conveying line is arranged on the rack. A supporting plate clamping and overturning device is further arranged on the rack and used for clamping and overturning the supporting plate stopped on the roller conveying line, so that the supporting plate moves into an oblique or vertical state from a horizontal state, and therefore, a screen is arranged on the supporting plate conveniently. According to the screen feeding mechanism, through the supporting plate clamping and overturning device, the supporting plate conveyed on the roller conveying line is clamped and overturned into the oblique or vertical state from the horizontal state, at this time, the television screen can be arranged on the supporting plate in a manual mode or a manipulator mode or other modes, then the supporting plate restores to the horizontal state, thus, the screen can be arranged in a horizontal statefrom a vertical state in a damage-free mode, and subsequent automatic assembling is facilitated.

The invention relates to an organic light-emitting device and a production method thereof. The organic light-emitting device is of a layered structure and comprises an anode conducting substrate, a hole injection layer, a hole transmission layer, a light-emitting layer, an electron transmission layer, an electron injection layer and a cathode layer which are stacked in sequence; the electron injection layer comprises a first metal layer, a ternary doping layer and a second metal layer; the first metal layer is formed by low-work function metal made of materials of magnesium, strontium and calcium or ytterbium, and work function ranges from -2.0eV to -3.5eV. The first metal layer in the electron injection layer is formed by the low-work function metal which is relatively action, free electrons can move greatly, conductivity of the device can be improved, transmission speed of the electrons is increased, and the ternary doping layer is formed by a rhenium compound, a rubidium compound and a metal sulfide compound.

A long-distance broadcast line detection device disclosed by the long-distance broadcast line detection device comprises a boost module, a line switch module, a detection bias module, a detection switch module, a detection acquisition module and a master control module, the boost module is connected with a broadcast line through the line switch module, the detection bias module is connected with the broadcast line through the detection switch module, the output end of the detection switch module is connected with the input end of the detection acquisition module, and the output end of the detection acquisition module is connected with the main control module. According to the invention, the circuit switch module and the detection switch module drive the broadcast circuit and the detection circuit to be in an open-circuit state during non-operation, so that the circuit is prevented from generating induced electromotive force under the interference of an electromagnetic field and threatening the safety of broadcast equipment.

The invention provides an optical module and an optoelectronic demodulation module for a fluorescence optical fiber temperature-control system. The problem that impurities easily enter an existing optoelectronic demodulation module, consequently, the fluorescence optical fiber temperature-measuring efficiency and precision are affected is solved. The optical module comprises a mounting seat and further comprises a light-emitting diode, a lens, an optical fiber connector, a first filter and a second filter which are arranged in the mounting seat; three layers of step through holes penetrating through the rear surface are formed in the front surface of the mounting seat, and the three layers of step through holes are the first through hole, the second through hole and the third through hole,wherein the diameters of the first through hole, the second through hole and the third through hole are sequentially decreased; one end of the optical fiber connector is mounted in the first throughhole, one end of the lens is mounted in the second through hole, and the light-emitting diode is mounted in the third through hole; a first strip-shaped hole, a second strip-shaped hole and a fourth through hole which penetrate through the lower surface and communicate with one another are formed in the upper surface of the mounting seat; the first filter is mounted in the first strip-shaped hole,the second filter is mounted in the second strip-shaped hole, the fourth through hole is used for mounting of a PD, and the second filter is located between the first filter and the PD.

The multi-station rotary table comprises a base, a rotary table body and a first motor driving mechanism used for driving the rotary table body to rotate are installed on the base, four installation parts distributed in a circumferential array mode are arranged on the rotary table body, and a first gear close to the middle of the rotary table body and a second gear close to the periphery of the rotary table body are rotationally installed on each installation part. A first gear belt is connected between the first gear and the second gear of each installation part, a first suction cup rotating together with the second gear is coaxially connected to the upper portion of the second gear, and the adsorption face of the first suction cup faces upwards. According to the scheme, the structure is simple and easy to implement, the rotary table is arranged to conveniently drive the mounting part on the rotary table to do circular motion, the first gear is arranged close to the middle of the rotary table, the second gear is arranged close to the periphery of the rotary table, and a driving mechanism for driving the first gear is arranged on the base close to the middle of the rotary table and a first suction cup is arranged on the rotary table close to the periphery; and the adsorption surface of the first suction cup is arranged upwards, so that upward adsorption of the workpiece is facilitated.

The invention provides a power cable terminal abutting pipe with a shielding layer and a shielding layer manufacturing method. The power cable terminal abutting pipe with a shielding layer is characterized in that the abutting pipe comprises a male abutting pipe and a female abutting pipe; both the male abutting pipe and the female abutting pipe are composed of outer pipe walls and inner pipe walls; the male abutting pipe comprises a first connector, a first pipeline and a male abutting head; the female abutting pipe comprises a second connector, a second pipeline and a female abutting head; the male abutting head has an outer thread structure; the female abutting head has an inner thread structure; the male abutting head and the female abutting head are screwed and fastened via the outer thread and the inner thread; the first connector and the second connector are outer thread connectors and are fastened via nuts; when the nuts are used for fastening, apertures of the first connector and the second connector become small, and the power cable is fixed; and the abutting pipe also comprises a shielding layer. According to the abutting pipe of the invention, signal transmission can be prevented from being influenced by outer interference, two ends of the abutting pipe are provided with sealing pads, and the sealing pads are also provided with the shielding layers.

The invention relates to a film laminating machine for an easy-to-tear adhesive sticker label. The film laminating machine comprises a rack, wherein the rack comprises a feeding roller, a gluing device and a base, the base is arranged between the feeding roller and the gluing device, the base comprises a die cutting assembly, the die cutting assembly is rotationally connected on the base, and the base is also provided with a guide supporting rod. The film laminating machine for the easy-to-tear adhesive sticker label has the advantages that the base is arranged between the feeding roller and the gluing device, during an adhesive sticker production technology, a die cutting technology for raw materials is achieved through the die cutting assembly arranged on the base, so that the die cutting process is set before the gluing process, which cannot affect the subsequent product and changes a production technology of post-die cutting of an existing product, the base is arranged on the rack between the feeding roller and the gluing device, no additional production process is added, on the basis of the original same structure, the optimal die cutting technology is achieved, the whole die cutting method is simplified, the production cost is reduced, and the die cutting efficiency is improved.

The invention relates to the technical field of cable fixing and discloses a cable fixing device for a rural wire pile. The device comprises a fixing plate and a top plate, wherein four corners of anupper end of the fixing plate are fixedly connected with a lower end of a support plate, an upper end of the support plate is fixedly connected with a lower end of the top plate, a fixing frame is fixedly connected between a front supporting plate and a rear supporting plate, a limiting device is fixedly mounted in the middle of an upper end of the fixing plate, an upper end of the limiting deviceis fixedly connected with a lower end of the top plate, the limiting device comprises a mounting plate and limiting plates, the mounting plate is fixedly mounted between the fixing plate and the topplate, and the limiting plates are movably mounted at upper and lower ends of the inner side of the mounting plate. The device is advantaged in that through the fixing frame, friction of a cable linecan be avoided in the fixing process of a cable, damage caused by cable friction can be reduced, moreover, the limiting device can adapt to cables with different calibers through movement of the limiting plates, and the fixing work of the cable can be better facilitated.

The invention discloses an adjustable sealing device for a pipeline transportation connector. The adjustable sealing device comprises a water draining pipe and is characterized in that the interior of the water draining pipe is connected with a main shaft through a bearing, wherein the axis of the main shaft is parallel to the axis of the water draining pipe, a spiral fan is arranged at one end of the main shaft, the outer side of the other end of the main shaft is sleeved with a spiral rod, a spiral plate is arranged on the outer wall of the spiral rod, and a plurality of dredging mechanisms are connected to the spiral plate in a sliding manner; and a dynamic sealing mechanism is arranged outside the water draining pipe, each dredging mechanism comprises a fan-shaped sliding sleeve, the fan-shaped sliding sleeves are connected with the spiral plate in a sliding manner, a sliding sleeve is arranged on the outer side of each fan-shaped sliding sleeve, the sliding sleeves are made of conductive materials, and a first spring is arranged in each sliding sleeve. The adjustable sealing device has the beneficial effects that the adjustable sealing device can automatically adapt to the water using peak period and the water using valley period, dynamic and static sealing is achieved in the pipeline transportation process, and kitchen garbage blocking a pipeline is automatically removed.

The invention belongs to the technical field of optical cables, and relates to a high-flame-retardant optical cable for subway tunnels. The high-flame-retardant optical cable for the subway tunnels includes a cable core, and an inner flame-retardant layer, a composite steel wire armor layer and a composite flame-retardant sheath layer which cover the cable core from the inside to the outside. Theoptical fiber, the flame-retardant water-blocking fiber paste, a flame-retardant loose tube, a central reinforcing member and the flame-retardant water-blocking cable paste form the cable core havingflame-retardant and water-blocking properties. In the invention, the multi-layer flame-retardant structure design of the cable core, the inner flame-retardant layer and the composite flame-retardant sheath layer makes the cable burn in the fire without generating toxic gases and smoke, normal communication transmission can be ensured in the event of fire, real-time monitoring of temperature is realized, fire hazards are reduced, and life and property and safety can be ensured; and the combination of the composite steel wire armor layer and the composite flame-retardant sheath layer forms a multi-channel defense against rat and ant bites, enhances the shielding performance and the tensile performance of the optical cable, and prevents the armor layer from " lantern " during the armoring process. The invention is suitable for data transmission in the fields of modern rail transit and the like.