Patents
Sitemap › H04 - Electric communication technique › H04M - Telephonic communication › H04M 3 - Automatic or semi-automatic exchanges
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
03/2009
03/04/2009CN100466734C Coding image signal
03/04/2009CN100466729C Method and apparatus for searching next signal frame synchronous character in digital coding signal
03/04/2009CN100466728C Long-distance monitoring business realizing method, system and terminal equipment between video information terminals
03/04/2009CN100466727C Update rank processing method and device for lasting service allocation list
03/04/2009CN100466726C Flow-medium performance ordering method
03/04/2009CN100466723C Method for storing and transmitting data generated by a security module
03/04/2009CN100466722C Method of forming digital film content according to audience's tolerance standard
03/04/2009CN100466721C Interactive protocol for remote management of access control to scrambled data
03/04/2009CN100466720C Video composition apparatus and video composition method
03/04/2009CN100466717C Automatic clear, adding recording and searching acquiring method for digital TV EPG information
03/04/2009CN100466716C Digital television transmitter and receiver for transmitting and receiving dual stream using 4 level vestigial side band robust data
03/04/2009CN100466715C Quick digital channel switching
03/04/2009CN100466714C De-interleaving device with pattern recognition units and the method thereof
03/04/2009CN100466711C Information processing apparatus and method, program, and recording medium
03/04/2009CN100466710C Data conversion system
03/04/2009CN100466709C Portable multimedia recording and playing apparatus and multithread testing method
03/04/2009CN100466708C A video recorder unit and the method for operating the video recorder unit
03/04/2009CN100466705C High-resolution image projection
03/04/2009CN100466704C Television apparatus
03/04/2009CN100466703C Display device with a speaker grill
03/04/2009CN100466702C Display apparatus and the control method thereof
03/04/2009CN100466699C Displaying apparatus and the control method thereof
03/04/2009CN100466697C Moving frame display unit
03/04/2009CN100466696C Signal processor unit and the control method thereof
03/04/2009CN100466693C Peripheral device of portable audio-visual device and broadcast audio-visual system
03/04/2009CN100466691C Image sensing apparatus and the control method thereof
03/04/2009CN100466690C Recall device
03/04/2009CN100466687C Camera module apparatus with IR-cut-coated window glass
03/04/2009CN100466685C Information equipment and portable information device
03/04/2009CN100466684C Processing auxiliary data of video sequences
03/04/2009CN100466681C Image processing device for forbidding copying and forging pattern and the controlling method thereof
03/04/2009CN100466679C Image sensor
03/04/2009CN100466678C Imaging system and system control method
03/04/2009CN100466675C Apparatus, method and system for managing image processing and computer program
03/04/2009CN100466673C Method for realizing official telephone of SDH device using IP telephone
03/04/2009CN100466672C Sound data transmitting system and method and transmitting server and user's terminal
03/04/2009CN100466671C Service providing system, and client and server used on the service providing system
03/04/2009CN100466669C Method for providing ring-back tone service in communication network
03/04/2009CN100466667C A method for implementing calling and called party pay intelligent service
03/04/2009CN100466666C A service triggering method based on original called number information
03/04/2009CN100466665C Voice switching method and device
03/04/2009CN100466664C Method for avoiding disturbance in telecommunication network
03/04/2009CN100466663C XDSL test method
03/04/2009CN100466662C Process, apparatus, devices for seizure of a shared telephone line
03/04/2009CN100466660C Method and device for detecting circuit one-side connecting
03/04/2009CN100466659C Communication system for implementing real-time monitoring warning and the method
03/04/2009CN100466655C Method and system for requesting to read user registration state
03/04/2009CN100466651C Methods and systems for application instance level workload distribution affinities
03/04/2009CN100466647C Method and system for transferring ip packets by aggregating multiple wireless communication channels for high data rate transfers
03/04/2009CN100466643C Digital implementation of multi-channel demodulators
03/04/2009CN100466639C Method for realizing two-directional interacting of circuit zone and grouping zone, and system thereof
03/04/2009CN100466635C Method and apparatus for transmitting message
03/04/2009CN100466631C Blank-interface text transmission method, network accessing apparatus and system
03/04/2009CN100466627C Method and device for searching address prefixion and message transfer method and system
03/04/2009CN100466623C Route information update method and network equipment based on OSPF
03/04/2009CN100466620C Loading balance method based on data flow in large scale paralle processing of mass data
03/04/2009CN100466616C Method for controlling reverse congestion of ABIS interface and transceiver base station
03/04/2009CN100466613C Method for processing service
03/04/2009CN100466610C Method for identifying net load type in multi-protocol sign exchange network
03/04/2009CN100466607C Method for improving the service quality in intercommunicate wireless local area network
03/04/2009CN100466604C Method and system for facilitating data transfer in a pageable mode virtual environment
03/04/2009CN100466601C Data read/write device and method
03/04/2009CN100466598C Method for realizing data message transmission based on RTP
03/04/2009CN100466595C Method for processing error indication message
03/04/2009CN100466592C Method and method for transmitting data from a first data network into a second data network
03/04/2009CN100466589C Method for realizing virtual special net access
03/04/2009CN100466586C Transmitter device and relay device for performing data transmission control
03/04/2009CN100466583C Fast ring network method against attack based on RRPP, apparatus and system
03/04/2009CN100466580C Initial method and device of bus system
03/04/2009CN100466577C Method and system for enquiring data of sensor network and sensor node
03/04/2009CN100466574C Mobile communications terminal for transmitting data frames in wireless lan and method thereof
03/04/2009CN100466571C Handling broadcast and multicast traffic as unicast traffic in a wireless network
03/04/2009CN100466568C Household network system, the address setting method and associated electrical appliance equipment
03/04/2009CN100466565C Loopback control method and device
03/04/2009CN100466562C Method and system for transmitting test route
03/04/2009CN100466559C Method for judging spring grouping ring topology stability
03/04/2009CN100466557C Communication net node fault monitoring method
03/04/2009CN100466554C Communication adaptation layer system and method for obtaining the network element information
03/04/2009CN100466552C NGN system and end to end tracing method and device applied in this system
03/04/2009CN100466550C Method, device and system for implementing multi-service type structure
03/04/2009CN100466548C Searching method and its system for equipment traffic data
03/04/2009CN100466546C System and method for realizing business protection using LCAS protocol
03/04/2009CN100466544C Method for reporting board performance data of equipment
03/04/2009CN100466542C Service gradation based loss distribution method
03/04/2009CN100466540C State detection method based on main and backup Ethernet interface
03/04/2009CN100466538C Method and apparatus for changing the operation mode of an agent of a management network
03/04/2009CN100466536C System and method for managing protocol network failures in a cluster system
03/04/2009CN100466534C Method for processing faults in multimedia sub-system equipment
03/04/2009CN100466532C Set-up method and its system for broadcast multi-cast service transmission mode
03/04/2009CN100466530C Method and device for connecting a plurality of conferences
03/04/2009CN100466528C Interconnected network web information issuing method
03/04/2009CN100466525C Buffer-based magnitude charging middle message processing method
03/04/2009CN100466522C Farend access communication system, and control method
03/04/2009CN100466519C Method for downloading a plurality of files simultaneously in broadcasting network
03/04/2009CN100466516C Biological identifying method for resisting replay attach
03/04/2009CN100466513C System and method for protecting received and sent data by parity check bit
03/04/2009CN100466510C A method for preventing network address translation (NAT) device from being attacked by network user
03/04/2009CN100466507C Method and device for connecting sensors or actuators to a bus system
03/04/2009CN100466504C Read enable generator, read enable signal generating method and data transmission method
03/04/2009CN100466501C Method for producing long code mask for cluster service
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