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International Classifications

[A] Human Necessities
[B] Performing Operations; Transporting
[C] Chemistry; Metallurgy
[D] Textiles; Paper
[E] Fixed Constructions
[F] Mechanical Engineering; Lighting; Heating; Weapons; Blasting
[G] Physics
[H] Electricity

Most Popular Patent Topics

[98100595] On-line detection method for function of operational amplifier
     The invented method includes the following steps: making two input ends of optional amplifier ungrounded or short-circuit with power supply; making inverted input end of operational amplifier short-circuited with output end; inputting tes...
[200610154259] Method for performing push to talk via cellular phone and the cellular phone
    A method for push to talk over cellular (PoC) operation and a cellular phone with push to talk function are provided. The method is applied in a cellular phone with a PoC button associated. The method comprises: detecting the PoC button ha...
[200610127008] Method for replacing communication terminal in communication process
    The invention relates to a method for changing communication terminal in communication, which comprises: 1, the first general message terminal of general message system sends the inform that requests to change the first general message ter...
[200610152198] Method and system for cell ID binding in GPS information exchanging process
    The invention relates to a method for bonding region ID in GPS information exchange process. Wherein, it comprises: setting the GPS reference receiver bonded with NODEB; RND searches for the normal region of said NODEB; based on the search...
[200610154262] A method to reselect and quickly return to group call under optimal group receiving
    The invention relates to a method for reselecting and quickly backing into group page in optimized group receiving. Wherein, said method comprises that terminal selects target region, ejecting group call, leaving present service region, en...
[200610152219] Method and device for fault PBX automatic taking-in charge
    This invention relates to communication field and to one method and device of fault user exchanger PBX, wherein, the core of this invention lies in the following: when there is call, under determining PBX at abnormal situation and accordin...
[200610040188] Integrated control method of diaphania indica saunders
    The invention relates to a method for preventing melon bollworm, which comprises collecting the bollworm growth condition and bollworm amount in unit area, reporting and preventing. Wherein, based on the growth rule and biological characte...
[200610080083] Integral machine for plowing, fertilizing and sowing
    The device is a new combination of agricultural machine, to plough, fertilize, plant in one step. It is effective to improve fertilizer efficiency, reduce pollution, increase the number of straw back to field and increase crop yield.
[200610138827] Enterprise network with fallback network mode
    In one configuration, the present invention is directed to an enterprise network that includes geographically dislocated first and second network regions 202 and 206 communicating with one another through first and second networks 252 and ...
[98110684] Double-monitoring current comparison type apparatus for avoiding fraudulent use of electricity
     An instrument for judging and recording the illegal use of electric energy by comparing two monitored current values features use of an undercurrent and undervoltage timer and two additional current-monitoring mutual inductors. Said under...
[200610139589] Method and system for processing signal in communication system
    Aspects of a greedy search user group selection scheme with range reduction for FDD multiuser MIMO downlink transmission with finite-rate channel state information feedback are provided. Based on the set of all receivers in the system it i...
[98106070] Short circuit detector
    The device comprises: a current generator (10) for generating a current (IIN) of predetermined intensity, selectively into or out of the terminal (IN), a first voltage comparator (20) connected to the terminal and connected to the current ...
[98802893] Magnetic sensor
    A magnetic sensor with a signal processing circuit which is constituted of a magnetic sensor section (4) formed from a compound semiconductor thin film or magnetic thin film, and a signal processing circuit (5) which amplifies a magnetic s...
[200610152909] Circuit board components
    This invention discloses one circuit board parts in communication device, which comprises front and back plug boards, wherein, the boards are connected; the back one is set with independent Fabric plane module to realize exchange process a...
[200610154286] Server apparatus
    According to one embodiment, a server apparatus includes a communication management memory which stores a communication management table, in which the data IDs are associated with state information showing communication connection states a...
[98801095] Voltage detector for measurement and protection purpose for use in medium-voltage switch gear
    The invention is based on a voltage detector for measurement and protection purposes in medium-voltage switch gear. Said voltage detector comprises an ohmic voltage divider cast in a casting resin which is connected to an overvoltage diver...