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Document Title |
JP2020005185A |
To provide a communication device capable of suppressing wireless wave interference in communication using a plurality of frequency signals with a simple method.The communication device includes: a first communication unit for communicat...
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JP2019165318A |
To provide a vehicle or the like capable of preventing interference of radio communication to be used in the vehicle.A radio communication system 10 is mounted on a vehicle 1. The radio communication system 10 includes: a host control ci...
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JP6573326B2 |
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JP6571381B2 |
A wireless communications module of the present invention includes a wireless communication control unit and a plurality of external connection terminals. At least any one of the plurality of external connection terminals and the wireles...
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JP6549186B2 |
The present invention addresses the problem of achieving a radio communication device wherein a function of avoiding radio frequency interference with a radar device can be achieved while preventing a radio communication function from en...
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JP6513466B2 |
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JP2019062305A |
To provide a radio communication device and a radio communication method that reduce malfunction in which a squelch is opened to noise input in wide bandwidth of a reception frequency band in a radio communication system.In a radio commu...
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JP6491307B1 |
To provide a noise canceller device capable of more continuously stabilizing an earth potential. A noise canceller device is connected between a winding body 13 in which a sheet body provided with an electrode plate is superposed on a co...
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JP6482744B2 |
An in-vehicle wireless communication device (1) is provided with: a shield box unit (10), which is disposed in an vehicle (100), and which houses a portable wireless terminal (2), said shield box unit blocking electromagnetic waves trans...
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JP6461878B2 |
A reception device according to an embodiment includes a main terminal, a sub-terminal, a demultiplexer, and a noise reducing unit. To the main terminal, a main signal is input. The main signal includes a broadcast wave. To the sub-termi...
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JP6451689B2 |
A circuit board with a measure against high frequency noise includes: an interconnect substrate having an interconnect pattern to which an IC which is a source of high frequency noise is electrically connected; a pair of lands provided o...
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JP6408746B1 |
Phase-locked signal A wireless communication device that produces a local oscillator (LO) signal. The device includes a first transceiver chain for receiving a first timing signal and a second transceiver chain for receiving a first timi...
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JP6369384B2 |
The present disclosure provides a communication system. The communication system includes a radio wave receiver; a transmission node that transmits data; and a reception node that receives the data from the transmission node. The transmi...
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JP6369362B2 |
Provided is a vehicular communication system configured to prevent crosstalk between signals transmitted from an in-vehicle wireless device constituting one wireless communication system such as a TPMS and a mobile device constituting an...
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JP6347162B2 |
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JP6337143B2 |
Provided are a noise canceller for suppressing propagation of noise due to a signal line, and a railroad vehicle and an automobile in which the noise canceller is mounted. The noise canceller is provided with an electric power converter ...
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JP6313870B2 |
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JPWO2017081769A1 |
A shield box (10) installed inside the vehicle (100) and accommodating the portable wireless terminal (2) shields radio waves from the outside.
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JP6231466B2 |
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JP2017201761A |
To provide a high frequency noise countermeasure circuit capable of suppressing conduction and reflection of a high frequency noise by using a noise countermeasure component not requiring a complex manufacturing process.A frequency noise...
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JPWO2016088719A1 |
In an uplink interference reduction method performed in a wireless communication system including a connected base station and an interfering base station to which an interfering user device that transmits an interfering signal to the co...
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JP2017184060A |
To provide a high frequency signal amplifier circuit which reduces a reception band noise level at transmission, while maintaining amplification performance of a high frequency transmission signal.The high frequency signal amplifier circ...
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JP6180960B2 |
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JP6059130B2 |
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JP6046823B2 |
Embodiments herein relate to a method in a user equipment (10) for performing a radio measurement in a communications network (1), which user equipment (10) is In Device Coexistent, IDC, capable and being served by a network node (12,13)...
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JP6046273B2 |
Techniques for creating one or more notch frequencies in the power density spectrum of an output voltage generated by switching circuitry. In an aspect, high- and low-side switches are coupled to an output voltage via an inductor. The sp...
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JP2016208374A |
To securely adjust a clock frequency of an operation section.A communication terminal (1) includes: an identification information acquiring section (11) for acquiring a communication carrier code for identifying a communication carrier t...
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JP2016197782A |
To remove noise sufficiently from transmission signals, even when the amplitude of the transmission signal is converted.A transmitter 100 includes a conversion unit 102 for converting a transmission signal having multiple quantization bi...
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JP2016165050A |
To provide a detector and such for preventing the influence of noise from electronic apparatuses and such being received.Being connected to reception means for receiving an electromagnetic wave, influence reception sensitivity which is r...
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JP5969372B2 |
A wireless communication device which includes: a sensing antenna for sensing communication by a primary user; a first transmission antenna; a second transmission antenna; first transmitting unit that generates a transmission signal to b...
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JP5897739B2 |
This disclosure describes circuit configurations that may be used for active noise cancellation in the digital domain. In particular, this disclosure proposes the use a down sample unit and an up sample unit, rather than memory-based del...
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JP2016036109A |
To provide a semiconductor integrated circuit that can suppress a voltage drop and noise.A semiconductor integrated circuit includes an output circuit, a noise extraction circuit, a noise cancellation signal generation circuit, a delay c...
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JP5887623B2 |
The invention provides a spread spectrum communication system for maintaining an initial transmit power level of a communication station during periods of inactivity. The system comprises a first station (501) and a second station (502),...
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JP5885586B2 |
A semiconductor device including: a filter circuit to subdivide and output the received signal as a first signal with a relatively low frequency and a second signal with a relatively high frequency; a first channel containing a photocoup...
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JP5876456B2 |
The invention provides a spread spectrum communication system for maintaining an initial transmit power level of a communication station during periods of inactivity. The system comprises a first station (501) and a second station (502),...
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JP2016026443A |
To provide a subscriber unit in a code division multiple access (CDMA) system for a spread spectrum communication system, which transmits and receives communication signals including information signals and connection-control signals via...
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JP5859141B2 |
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JP2016012892A |
To provide a digital broadcast reception device etc., capable of suitably receiving a television broadcast by suitably controlling a filter even when a transmission frequency of radio communication is switched in television broadcast rec...
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JP5846808B2 |
To provide a radio apparatus for efficiently reducing circumferential noise with an inexpensive configuration.A radio apparatus 1 includes: a sound microphone 11-1 for collecting sound and circumferential noise; a circumferential noise m...
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JP5837667B2 |
The invention provides a spread spectrum communication system for maintaining an initial transmit power level of a communication station during periods of inactivity. The system comprises a first station (501) and a second station (502),...
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JP2015213314A |
To provide a noise suppression circuit for generating a noise reduction signal.A noise suppression circuit 100 includes a plurality of functional blocks 110A, 110B to 110n configured to generate output signals 113A, 113B to 113n, respect...
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JP5809724B2 |
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JP5801428B2 |
The invention provides a spread spectrum communication system for maintaining an initial transmit power level of a communication station during periods of inactivity. The system comprises a first station (501) and a second station (502),...
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JP2015165689A |
To provide a communication method for supporting in-device coexistence interference avoidance.The present invention provides an implicit communication method for supporting in-device coexistence interference avoidance. The implicit commu...
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JP5779462B2 |
The present invention concerns a method for limiting interference received by a plurality of destinations, the interference being generated by plural flows of complex modulation symbols transferred by a plurality of sources on same resou...
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JP2015154393A |
To prevent the deterioration of the communication performance of a prioritized wireless device by allowing a plurality of wireless devices to coexist.Wireless communication equipment includes a plurality of wireless devise for performing...
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JP5764038B2 |
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JP5751471B2 |
The invention provides a spread spectrum communication system for maintaining an initial transmit power level of a communication station during periods of inactivity. The system comprises a first station (501) and a second station (502),...
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JP5735582B2 |
A method of vectored transmission in a Digital Subscriber Line (DSL) system using Discrete Multi-tone communications over a plurality of communications lines, each of the plurality of communication lines have at least one transmitter and...
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JP5708032B2 |
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