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    • 2. 发明专利
    • FILE UPDATE PROCESSING METHOD
    • JPH10187520A
    • 1998-07-21
    • JP29418097
    • 1997-10-27
    • FUJITSU LTD
    • KATO TAKAHIROKIJIMA HIROSHI
    • G06F12/00G06F13/00G06F15/16
    • PROBLEM TO BE SOLVED: To conform an updating process for a file group on a slave server side to that of a master server by updating files on the other information processor according to an updating process kind based upon logging data. SOLUTION: Log data based upon the update of a data base 14 on the master server 1 are stacked at a log stacking process part 11 and adjusted at a log editing process part 12 as to repeated or duplicate update data, etc., and then the data are sent from a communication part 13 and received by a communication part 23 of the slave server 2; and a data base update part 21 updates the data base S24 according to the log data. At this time, a file which is already updated is obtained by accessing the data base M14 on the master server as to some file whose update is specified with the log data to update the data base S24 on the slave server 2, and a file whose deletion is specified is processed directly in the data base S24 on the slave server 2.
    • 4. 发明专利
    • SEMICONDUCTOR INTEGRATED CIRCUIT
    • JPH0346254A
    • 1991-02-27
    • JP18056789
    • 1989-07-14
    • FUJITSU LTDFUJITSU VLSI LTD
    • KATO TAKAHIRO
    • H01L21/822H01L21/82H01L27/04H01L27/118
    • PURPOSE:To enable a required chip to be supplied at a low cost in a short time through a wiring process by a method wherein a base current control means is provided in the buffer circuit of a gate array. CONSTITUTION:A base current control means is provided to enable a output drive transistor Q1 of each buffer circuit to change in drive capacity corresponding to various requirements of users, where the base current control means is formed and arranged in such a manner that an impurity diffusion layer 2 of the substrate of a MOS transistor is divided into two pieces 2-1 and 2-2 of optional length in the direction in which gates 3a and 3b are arranged. Outer parts A and D and outer parts B and C of the diffusion layers 2-1 and 2-2 are selected to serve as a source 4, and when an Al wiring is provided, for instance, to the source 4 concerned, predeterminate source parts are optionally combined as selected to be connected, whereby a channel can be changed in area, so that an amplification factor beta is made to change and consequently an output current can be also changed. By this setup, a gate array type semiconductor integrated circuit with a drive output required by a user can be easily obtained in a short time.
    • 6. 发明专利
    • SEMICONDUCTOR INTEGRATED CIRCUIT
    • JPH04196814A
    • 1992-07-16
    • JP32753590
    • 1990-11-28
    • FUJITSU LTDFUJITSU VLSI LTD
    • KATO TAKAHIRO
    • H03K19/018
    • PURPOSE:To suppress the deterioration of an operating speed, and to output an ECL level signal after converting it into a TTL level signal by connecting the collector of the first transistor with the base of a transistor for a pull-up, and connecting the collector of the second transistor with the base of a transistor for a pull-down. CONSTITUTION:The collector of a first transistor Tr1 is connected with the base of a transistor Tr4 for the pull-up, that is, the transistor Tr 4 at the previous stage of a transistor Tr5, and the collector of a second transistor Tr2 is connected with the base of a transistor Tr6 for the pull-down. Then, an output signal Vout in the TLL level which operates an almost full swing between a power source Vcc and a ground G, is outputted from an output terminal Tout, based on the change of an input signal Vin in the ECL level, and the output transistors Tr4-Tr6 which output an output signal in the TTL level are directly driven by the transistors Tr1 and Tr2 to which the input signal Vin in the ECL level is inputted. Thus, the deterioration of the operating speed can be suppressed, and the ECL level signal can be outputted after converting it into the TTL, level signal.