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144results about How to "Realize bearer" patented technology

Realizing method and system of intelligent home video business in multi-screen cooperating mode

The invention discloses a realizing method and a realizing system of an intelligent home video business in a multi-screen cooperating mode. One embodiment of the method comprises the steps that a user group is established; the user state is stored; a communication mode between each two client terminals is defined; the roles and the functions of the client terminals are defined; and the client terminal information synchronization of each intelligent equipment is realized through the way that a video is broadcast or ordered to each client terminal in the network in a streaming media manner, and a synchronization request is sent to other terminals after a video receiving program of a video terminal acquires a timestamp mark thorough combining the way of timestamp marking of an RTSP (real time streaming protocol) in video streaming media with the way of an EPG (electronic program guide) of television programs so as to realize synchronization among different media terminals. The method and the system are used for being combined with a new business mode requirement of a video business and solve the problem that the existing three-screen interaction solution which has less control over the video broadcasting mode does not achieve a complete support effect on the new video business mode.
Owner:ZHEJIANG UNIVERSITY OF MEDIA AND COMMUNICATIONS

Multi-service authentication method based on IPoE and system thereof

The invention relates to a multi-service authentication method based on IPoE. The method comprises the following steps: an access server receives a DHCP Discovery message initiated by a terminal, and the DHCP Discovery message comprises serial number information and service domain information of the terminal; the access server parses and generates an authentication account number; the access server sends the authentication account number and access line information to a certificate server together; based on the authentication account number and the access line information, the certificate server inquires a user database of the certificate server and carries out authentication on the terminal. The invention also relates to a multi-service authentication system based on IPoE. According to the method and the system of the invention, a DHCP Discovery broadcast request is utilized to carry out DHCP authentication, the terminal serial number and service domain information which form the authentication account number not only can only determine a terminal, but also can distinguish different service types, and a service load of one line to a plurality of services is realized; through the authentication account number and the access line information, service authentication is carried out, inputting a username and a password in present authentication technology is not needed, and convenient authentication is realized.
Owner:CHINA TELECOM CORP LTD

SCM/Ethernet composite PON network and method for bearing VoD business

The invention relates to a composite passive optical network structure of an Ethernet passive optical network(EPON)/ subcarrier passive optical network (SCM-PON) and a processing method for utilizing the composite PON structure to bear VoD service. The EPON and the SCM-PON are combined to form the composite PON structure through wavelength division multiplexing technology. A user interface of an optical network unit (ONU) in a system is connected with a set-top box system to complete the receiving of a downlink on-demand signal and the sending of an uplink on-demand command; in an optical link unit (OLT), two video-on-demand services based on DVB(digital television) and IPTV(network television) are born on the different PON structures of different wavelength and keep transparence of a protocol. The method utilizes one part of frequency band resource of SCM-PON subcarrier and an EPON multicast mechanism to support the alternate broadcast of programmes and realizes Near Video On Demand (NVOD) of certain programmes with high on-demand rate so as to save the on-demand bandwidth. Other bandwidth resource of the SCM-PON and EPON can support real-time video-on-demand (VoD) service based on the DVB and IPTV. The method comprehensively utilizes the advantages of two on-demand modes of the NVOD and VoD and two on-demand services of the DVB and IPTV, improves the largest concurrent number supported by a network system and reduces the average waiting time of a user.
Owner:LANGCHAO ELECTRONIC INFORMATION IND CO LTD

Son-mother vehicle with convenience in accessing extra-large articles

The invention provides a son-mother vehicle with convenience in accessing extra-large articles. The son-mother vehicle comprises a mother vehicle, an offset device, a son vehicle and a jacking device.The mother vehicle has a first degree of freedom of transverse extension and comprises a first driving device and a mother vehicle frame, and the mother vehicle frame can be driven by the first driving device to move along the direction of the first degree of freedom; the offset device is mounted on the mother vehicle frame; the offset device comprises a second driving device and an offset frame,and the offset frame can be driven by the second driving device to move along the direction of a second degree of freedom; the son vehicle is mounted on the offset frame and has a third degree of freedom of longitudinal extension; the jacking device is provided with a jacking platform; the mother vehicle frame and the offset frame mainly comprise box beams. The son-mother vehicle has the advantages that the problem of incapability of accessing extra-long, extra-wide and extra-heavy articles by storage equipment of existing warehousing systems can be pertinently solved by the aid of the son-mother vehicle with the novel structure, and systems are high in access capacity and bearing capacity owing to the box beams.
Owner:JIASNGSU GAOKE LOGISTICS TECH CO LTD

Automatic clamp ring installation mechanism

The invention discloses an automatic clamp ring installation mechanism which comprises a bracket, a first cylinder, a gripping device, a guide bearing device, and a pushing-in device, wherein the first cylinder, the gripping device and the guide bearing device are fixedly on the bracket; the pushing-in device is driven by the first cylinder to move up and down; the guide bearing device comprises a fifth cylinder, a third clamping jaw driven by the fifth cylinder to take opening and closing actions, and a guide jig clamped by the third clamping jaw; and from top to bottom, the guide jig comprises a clamping part, a guide part and a hollow cone part with a plurality of gaps formed in the surface. According to the automatic clamp ring installation mechanism disclosed by the invention, the cone part with the gaps in the surface is arranged in the guide jig, and thus, on one hand, by utilizing the characteristic that the diameter of the cone part is gradually increased from top to bottom, a clamp ring can be supported and prevented from falling off so as to achieve bearing on the clamp ring; and on the other hand, by utilizing the condition that the cone part can shrink inwards, the cone part is matched with a second clamping jaw to push the clamp ring sleeving the cone part into a product to be installed, so that the defects of difficulty in gripping due to a small size of the clamp ring and difficulty in installation due to a narrow and small installation space are overcome.
Owner:YUANTAI AUTOMATION TECH SUZHOU

Special supporting and lifting type rail trailer for waste and scrap automobiles

ActiveCN102602471AThe reduction ratio is accurate and reliableSmooth transmissionVehicle dissasembly recoverySolid waste disposalVehicle frameScrap
The invention relates to a special supporting and lifting type rail trailer for waste and scrap automobiles. The special supporting and lifting type rail trailer comprises a trailer frame assembly, a wheel assembly, a storage battery box body, a driving system, a transmission system, a braking system, a supporting and lifting system and a circuit control system, wherein the supporting and lifting system is fixedly connected to an upper covering plate of the trailer frame assembly; the storage battery box body and the circuit control system are fixed by lugs respectively welded on the rear end and the front end of a clapboard at the middle of the trailer frame assembly; and the driving system and the transmission system are fixed on a bottom plate at the middle of the trailer frame assembly. The special supporting and lifting type rail trailer provided by the invention can freely adjust the spacing according to different wheel bases of waste and scrap automobiles, and is capable of freely adjusting the lift of a supporting disc according to different diameters of automobile tires, so as to implement the load bearing for various waste and scrap automobiles. According to the invention, a two-stage transmission system is mounted, the reduction ratio is precise and reliable, the transmission is stable, the vibration noise is small, and green and environmental protection in transporting can be ensured.
Owner:YANGZHOU GUANGFA MATERIAL REGENERATION

Bearing constant-pressure pretightening device and selective assembly method thereof

ActiveCN102974972AAutomatically eliminates the effects of preloadAutomatic elimination of influenceMetal working apparatusElastic componentBall bearing
The invention relates to a bearing constant-pressure pretightening device and a selective assembly method thereof, wherein the bearing constant-pressure pretightening device comprises a first bearing, a second bearing and a preloading component; the first bearing is fixedly arranged; the second bearing is available for adjusting axial adjustment activities; the preloading component abuts against a free end of the second bearing; the preloading component is a compressible elastic component; and the first bearing and the second bearing are an angular contact ball bearings respectively. With the adoption of the bearing constant-pressure pretightening device provided by the invention, the free end of an outer ring of the second bearing abuts against the compressible preloading component; the preloading component enables the first bearing and the second bearing to be always kept without load direction change during the process of loading work loads F; therefore, the phenomena of light load slip or severe abrasion and the like frequently occurring to the bearings during the process of unloading the loads with direction change are prevented; in addition, the preloading component can adjust the compression amount of an elastic gasket conveniently and fast through the arrangement of adjusting washergaskets of different numbers, so that the required bearing pretightening is obtained; and the free end of the second bearing is adjustable along the axial direction, so that the affection of temperature on the bearing preload can be automatically eliminated.
Owner:CHINA HANGFA SOUTH IND CO LTD

Air flotation assembly for large-scale precise rotary table

The invention discloses an air flotation assembly for a large-scale precise rotary table. The air flotation assembly comprises an air floatation support and an air flotation shaft sleeve which is sleeved on the air flotation support, wherein the air floatation support comprises a vertical barrel and a bearing base arranged at the bottom of the vertical barrel; the air flotation shaft sleeve comprises a base and a shaft drum arranged on the base; the shaft drum is sleeved outside the vertical barrel; the base is arranged on the bearing base; an air outlet hole of which the inner part and the outer part are communicated with each other is formed on the top surface of the bearing base and the wall of the vertical barrel; an air inlet hole of which the inner part and the outer part are communicated with each other is formed on the bearing base; and the air outlet hole is communicated with the air inlet hole. When the air flotation assembly is used, high-pressure gas is introduced from the air inlet hole and is exhausted from the air outlet hole, and a layer of rigid air membrane is formed between the air flotation support and the air flotation sleeve, so that large-scale heavy objects are borne by the air flotation shaft sleeve, the no-friction or small-friction rotation of the air flotation shaft sleeve relative to the air flotation support can be realized, the rotation eccentricity of the air flotation sleeve is avoided, and the borne objects can be stably rotated.
Owner:GENERAL ENG RES INST CHINA ACAD OF ENG PHYSICS

Multi-service carrying method for power line carrier communication wireless access point (AP) terminal device

The invention relates to the communication field, and discloses a multi-service carrying method for a power line carrier communication wireless access point (AP) terminal device. According to the multi-service carrying method for the power line carrier communication wireless AP terminal device, data packets entering the power line carrier communication wireless AP terminal device from a power line port are distinguished. The China Telecom G.hn indoor networking equipment specification explicitly stipulates that an internet protocol television (ITV) data packet contains a virtual local area network label while a wide band network signal data packet does not contain the virtual local area network label, and therefore the ITV data packet and the wide band network signal data packet can be distinguished conveniently in a region according to the fact that whether the virtual local area network label is contained in the data packets, and the ITV data packet and the wide band network signal data packet which are distinguished are sent out through different network ports respectively. Therefore, multi-service carrying of the ITV service and the internet service of the power line carrier communication wireless AP terminal device can be realized efficiently.
Owner:XIN YU CONNECT PTE LTD

Adjusting supporting device and production line

The invention belongs to the technical field of electronic product manufacturing, and discloses an adjusting supporting device and a production line. The adjusting supporting device comprises a bearing plate, a center bearing mechanism, a fixed supporting mechanism and an adjusting supporting mechanism. The center bearing mechanism is arranged in the middle of the bearing plate and used for bearing and fixing the center area of a to-be-machined workpiece. The fixed supporting mechanism is arranged on the bearing plate in the first direction and used for bearing and fixing one set of opposite sides of the to-be-machined workpiece. The adjusting supporting mechanism is arranged on the bearing plate, and the adjusting supporting mechanism and the fixed supporting mechanism are annularly arranged around the center bearing mechanism. According to the length, in the first direction, of the to-be-machined workpiece, the adjusting supporting mechanism is configured to slide relative to the fixed supporting mechanism in the first direction so that the adjusting supporting mechanism can bear and fix the other set of opposite sides of the to-be-machined workpiece. Thus, the adjusting supporting device can adapt to to-be-machined workpieces of multiple specifications, universality is high, and bearing of to-be-machined workpieces of multiple specifications can be achieved by adopting an adjusting platform.
Owner:KUNSHAN SAMON AUTOMATION TECH
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