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JPH1194621A |
To make the values of currents flowing in the sensor coils of pickups and the exciting coils of exciters larger. A pickup holder holding the sensor coils of pickups 23, (24), 31, (32), an exciter holder holding the exciting coils of exci...
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JP01181344A |
PURPOSE: To miniaturize the transmitter of a peripheral station by devising the peripheral station such that the station transmitting a data signal and a voice signal in parallel simultaneously processes the voice signal into a burst sig...
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JPH1181344A |
To provide a foundation vibration isolation method of the existing spread foundation structure capable of making vibration isolation also for the existing spread foundation structure not having a margin of soil bearing strength by provid...
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JPH01170199A |
PURPOSE: To efficiently use a wireless circuit by rearranging channels when prescribed conditions are satisfied in the case where a new call is generated in a multicarrier hopping TDMA system. CONSTITUTION: When the calls are generated f...
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JP01128632A |
PURPOSE: To improve communicating call quantity by allocating a channel to a call. CONSTITUTION: When data 3→4 of channels tN and f1 are changed to idle channels t2 and f2 by a channel re-arrangement control device 8 and the data of th...
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JPH1128632A |
To suppress the loss of a striking roller, even when the striking roller is contacted to the end face of a plate member, when the clamping condition of a clamp device is released, and the clamp device is moved in the horizontal direction...
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JPH0199340A |
PURPOSE: To realize the system efficiently by supplying transmission signal from a slave station terminator, frequency hopping information and burst control information to a radio transmitter-receiver of slave station in sending a data f...
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JPH0119780B2 |
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JPH0191541A |
PURPOSE: To attain channel selection easily for a desired input signal channel by collecting operation form information by several blocks in a frame string unit, and sending the information of the frequency shifted for frequency multiple...
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JPH0118613B2 |
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JPS6485436A |
PURPOSE: To improve the reception line quality and the economy of a communication equipment by constituting a time frame of a talking channel by at least ≥1set of packets, selecting the transmission speed selectively among plural speed...
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JPS6477229A |
PURPOSE: To enable bidirectional multipoint communication equivalent to a ground line by providing a multipoint adapter which operates OR among data of plural channels applied from a satellite communication equipment and applies the resu...
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JPS6411176B2 |
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JPS6430338A |
PURPOSE: To simplify the operation of a communications channel allocating function and a controller by transmitting, from a calling station to a station to be called, a signal which a destination earth station can discriminate by means o...
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JPS642257B2 |
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JPS6410745A |
PURPOSE: To dispense with a complicated and expensive device by making a transmitting side transmit a frequency, corresponding to respective terminal, by time division, and making a receiving side convert a signal having passed through a...
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JPS64858B2 |
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JPS641344A |
PURPOSE: To transmit PCM sound signals and data signals, by encoding the PCM sound signals and data signals with (272, 190) codes and successively transmitting the encoded signals in a direction oblique to the encoding direction. CONSTIT...
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JPS63312737A |
PURPOSE: To eliminate an active switch and to extract a signal to a self-node by obtaining the respectively different wavelength of a burst whose transmitting destination node is different and multiplexing the burst sent from the respect...
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JPS63303507A |
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JPS63301700A |
A wideband/multislot switching arrangement is provided for use in a digital telecommunications exchange. A call handling device (CH) is provided which receives signalling information about a path connection, and which communicates with a...
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JPS63294144A |
PURPOSE: To reduce up-joining noises, by respectively using an FDM and TDM for an up-channel and down-channel and reproduction-repeating both of the channels by means of a collective demodulator and TDM modulator provided in a center dev...
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JPS63294145A |
PURPOSE: To improve the utilizing efficiency of a channel, by causing a host station to broadcast vacant channel information to plural slave stations at every carrier and update the broadcasting content in Round Robin form and the slave ...
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JPS6357983B2 |
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JPS6357982B2 |
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JPS63272137A |
PURPOSE: To attain the satisfactory call even at the time of a very bad cable transmission line by instructing a frequency change so that a time slot for calling can wait by a time slot for control from other empty time division multiple...
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JPS63272138A |
PURPOSE: To attain the satisfactory call even at the time of a very bad cable transmission line by generating a time slot for control through a time division multiplex multiple access TDMA base station with a control station, belonging t...
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JPS63272136A |
PURPOSE: To attain the satisfactory call even at the time of a very bad cable transmission line by commanding a carrier and a time slot to be used to a time division multiplex multiple access TDMA terminal station in which an outgoing ca...
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JPS63269639A |
PURPOSE: To carry out favorable radio communication even when an interior transmission line of a radio section is used, by appropriately dividing a necessary time slot for service of the radio section and transmitting each divided time s...
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JPS63256089A |
PURPOSE:To eliminate only a DPSK signal in an excellent way by providing a BPF extracting the DPSK signal and an arithmetic circuit adding or subtracting the DPSK signal from the BPF to/from a multiplex signal between the DPSK signal and...
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JPS6351422B2 |
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JPS6351423B2 |
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JPS63237627A |
PURPOSE: To effectively count delay time and to improve the efficiency of used transmission line by providing a third frequency channel on a first transmission line and a fourth frequency channel on a second transmission line. CONSTITUTI...
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JPS6347311B2 |
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JPS6347179B2 |
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JPS63220626A |
PURPOSE: To make compatible the convenience capable of communicating simultaneous ly to plural opponents with the economization of a system by assigning a different conveying frequency to a call ch (channel), and a common signal ch, a fi...
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JPS63211932A |
PURPOSE: To avoid unpleasant noise from being heard by sending an audio signal through an FM signal system when a trouble takes place in a digital signal system so as to obtain voice by the FM signal system even if the trouble takes plac...
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JPS63206034A |
PURPOSE: To increase the transmission speed by applying frequency division to a different line and applying different combinations to plural orthogonal multi-frequency signals onto each signal in one and same line so as to make the power...
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JPS63204826A |
PURPOSE: To contrive the improvement of the line utilizing efficiency by setting a time width of a synchronizing burst region comprising a reference station synchronizing burst and a slave station synchronizing burst to an integer multip...
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JPS63191491A |
PURPOSE:To simplify a device and to improve the easiness of a reception-side user for use by multiplexing and sending plural video signals, audio signals, etc., through a single signal transmitting means, and selecting a desired video si...
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JPS6328384B2 |
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JPS6322654B2 |
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JPS6398234A |
PURPOSE: To narrow a transmission band area and to easily perform service and management by every subscriber, by selecting an information signal by a tuner on a center A side, and transmitting the information signal of a selected baseban...
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JPS6387036A |
PURPOSE: To perform a high-speed frequency pull-in action for each burst signal by using the same number of switches, low pass filters and sample holding circuits as the number of burst signals and selecting just a single channel out of ...
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JPS6310619B2 |
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JPS639694B2 |
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JPS6335025A |
A cellular digital radio transmission system which increases the number of available communication channels between base stations and mobile stations in such system. Message transmission from a base station to its assigned mobile station...
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JPS633490B2 |
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JPS632383B2 |
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JPS62292030A |
PURPOSE: To reduce the number of optical parts, and to simplify the branching and the insertion of a signal, by multiplexing the signal in a state of electrical signal, and converting a multiplex signal to an optical signal by an optical...
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