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Patent Searching and Data


Matches 301 - 350 out of 1,046

Document Document Title
JP3708202B2
To ring only the equipment of a detected telephone number by setting respective telephone numbers to a base unit and hand sets through a dial-in function, detecting any telephone number and ringing the equipment of that telephone number....  
JP2005223917A
To provide a method and a circuit device for wireless data transmission and thereby enables the improved utilization of a bandwidth, wherein a relatively high transmission rate can be used, and achieve a large transmission reaching range...  
JP2004348496A
To provide a communication system capable of improving its communication stability.The communication system is provided with a chip having a sensor, an identification number, and functional blocks having communication transmitting and re...  
JP3549676B2
A center unit sends a terminal ID assignment request message for requesting an assignment of a terminal ID through a predetermined control channel in a network. When a terminal unit that has not been assigned a terminal ID receives the t...  
JP2004003161A
To cope with battery exhaustion of an electronic key as a portable machine without sophisticating a system configuration.Both the portable machine 1 and a vehicle-side transmitter 2 have LC resonance circuits, and two antenna coils 18 an...  
JP3452414B2
PURPOSE: To provide supervisory and control due to a host system to plural slave systems with irreducibly minimum memory capacity while keeping preciseness similar to the conventional method and system. CONSTITUTION: A host system 1 is c...  
JP2003058488A
To provide a peripheral device of which device part can be shared by two or more master devices by simple constitution and operation as to a peripheral device to be controlled and operated by a prescribed master device. Driving power is ...  
JP2003046642A
To provide a high speed line service at a metered rate by connecting a subscriber's line and a high speed line as needed. When a subscriber B10 sends a line connection request to an exchange 11, the vacancy of the high speed line is inqu...  
JP2002527961A
The present invention relates to a mobile phone system and a terminal which assign a plurality of telephone numbers to single mobile phone. Suppose that there received a call request signal via a telephone interface unit 11. A controller...  
JP3308837B2
To inexpensively perform a collection and analysis of data without loading excess load to a center equipment by succeeding and transmitting data, which are generated by plural data generators, to the center equipment, while selecting any...  
JP3291006B2
PURPOSE: To smoothly implement initial call setting operation by connecting a terminal equipment to an ISDN even when no station feeding detection function is provided. CONSTITUTION: When a multi-link setting operation of a layer 2 is no...  
JP2002131443A
To provide a method and system for identifying a panel embedding the active or passive component of an electronic device or concealing the specific important component of the fundamental facility of a building in the plenum of the ceilin...  
JP3263188B2
PURPOSE: To multiconnect plural digital telephone sets to one digital extension circuit of a telephone exchange without using a multiplexer. CONSTITUTION: In the constitution where plural digital telephone sets 2A and 2B are directly mul...  
JP3186918B2
PURPOSE: To permit the callee terminal of an incoming call register number to output a calling signal with a means of inexpensive configuration by providing the caller terminal of the plural register numbers with a line and distributing ...  
JP2001132295A
To prevent unnecessary actuation of a power circuit of a key entry system, which is in a non-operating state. A key entry and security system having a passive signal discriminator for decreasing erroneous starting of a power consuming ci...  
JP3112104B2
PURPOSE: To implement communication between a non-ISDN terminal equipment and an ISDN subscriber interface not by revising the setting but by employing the conventional ISDN call setup. CONSTITUTION: The adaptor is provided with a circui...  
JP3110084B2
PURPOSE: To provide a data communication signal control system capable of automatically corresponding to any connection corresponding to two types of clocks with different phase delays in an ISDN bus connection predicting various connect...  
JP2000261519A
To provide an apparatus of multi-protocol for an exchange that can accept all the V5.2 protocol, the integrated services digital network, the primary rate interface PRI protocol, the No.7 protocol and the frame relay protocol and process...  
JP2000512117A
The present invention relates to a method for a data transmission to several slave exchanges in a telecommunication system, the method in which the data is transmitted to the slave exchanges (DXT1 to DXT3) and an acknowledgement of the d...  
JP2000244637A
To prevent communication from being obstructed even when a line fault occurs in a connected line by exchange-connecting connected telephone sets belonging to the respective sides of the disconnected point in the connected line through th...  
JP3082421B2
In a private branch exchange connected to an Integrated Services Digital Network, an ISDN user interface unit separates a signal from each user terminal into a B-channel packet and a D-channel packet and further separates the latter into...  
JP3067670B2
A telephone switching system 10 comprises a plurality of physical ports 20, and switches removable terminals based on predetermined connection information, wherein such connection information is arranged to be capable of being stored and...  
JP3055574B2
PURPOSE:To realize the ISDN terminal adaptor in which caller information is noticed to the user in voice. CONSTITUTION:When D-channel information sent from a network enters a data link means 6 via an S/T interface 7 at the arrival of a c...  
JP2000092194A
To connect plural telephone sets through one telephone line and to independently use all the telephone sets by arranging extension telephone sets with an automatic on-line control system as a main device and similarly turning the other t...  
JP3017506B2  
JP3014841B2
PURPOSE:To simply an attain bulk mode transfer. CONSTITUTION:An MPU 1 of a device A sets an ISDN control section 3 to the bulk mode via an instruction decoder 6 and sends test data 2 to channels B1, B2 via the ISDN control section 3. An ...  
JP3010586B2
Integrated digital communication system for an integrated services time-division telephone installation interconnecting a plurality of input/output units (2, 3, 6, 7) of line or junction equipment type, for establishing communications be...  
JP2989934B2
PURPOSE:To automatize backup for a data communication system dedicated line by means of an ISDN line and to easily conduct a line test without troubling data communication. CONSTITUTION:A terminal adapter part 14 transmits/receives the d...  
JPH11326507A
To provide an electronic identification system which is operated precisely without increasing the communication time. In an electronic radio-frequency identification system 10, an interrogator 11 and a plurality of RF transponders 12.1 t...  
JP2954304B2  
JP2945200B2
PURPOSE: To attain the direct transmission of data between slave stations in a polling transmitting system. CONSTITUTION: This system is constituted of a control station 1 and plural slave stations 2, 3...4 multipoint-connected to the co...  
JPH11232021A
To slightly change a user operation element without correcting any fixed control software or hardware. The software and hardware resources of an electronic system are programmed as the configuration for generating a single data table 22 ...  
JP2921196B2  
JP2908038B2
PURPOSE:To facilitate the connection with a terminal equipment and to relieve the load of an ISDN by setting the extension communication system which is provided with an extension communication signal transmitter and a terminal adaptor a...  
JP2885922B2  
JP2885921B2  
JP2885920B2  
JP2885488B2
PURPOSE:To select a subaddress form automatically between ISDN terminals whose subaddress form is dissident by revising a subaddress form of a setup message into a subaddress form by a different coding and sending the result again when a...  
JPH1174857A
To provide a method and system for switching transmission lines that is useful for making an application specific integrated circuit ASIC package small and for simplifying pattern wiring because the number of switch drive circuits and co...  
JP2864747B2  
JP2852089B2  
JP2845368B2  
JP2844034B2
PURPOSE: To require no calling charge to a one-way extension call and also to evade the busy state of a B channel. CONSTITUTION: When the contents of the information element added to a call setting message received by a connecting device...  
JP2843707B2
PURPOSE: To simply and accurately decide with collation whether the D bit put on a T line is correctly copied to the E bit put on an R line or not in regard of the pulse signals which are put into prescribed frames which are transmitted ...  
JP2832096B2
Disclosed is a communication-exchange apparatus which can re-establish a communication link with a plurality of terminals using a re-assigned TEI after the apparatus is reset. When the exchange is reset, built-in Terminal Endpoint Identi...  
JP2825776B2  
JP2819563B2
PURPOSE:To improve the operation efficiency of a data link layer terminator by distributing plural signal channels so as to uniformize loads applied to each data link layer terminator. CONSTITUTION:A traffic unit information reception me...  
JP2813187B2
PURPOSE:To attain substitutive communication by means of terminal equipment other than a present one by sending a call control message, which rejects call setting, with adding the ISDN address of the substitutively receiving terminal equ...  
JP2809243B2
PURPOSE: To decode an individual selecting signal, by measuring the frequency of the individual selecting signal by a digital circuit in an individual selecting signal decoder for each shared exchange terminal. CONSTITUTION: The individu...  
JP2804975B2
A synchronizer (24) is operable in a variety of modes. In a Master/Slave mode the synchronizer receives synchronizing clock signals from a device to which it is a "slave" and generates therefrom synchronizing clock signals to a device to...  

Matches 301 - 350 out of 1,046