Abstract: Radar loss caused by a windshield having laminated glass in a vehicle is suppressed with a simple configuration. An antenna's radiation section is disposed inside the windshield of a vehicle having a plurality of layers. The radiation section not only radiates radio waves but also receives reflected waves of the radio waves from a target. A distance measurement information generation section is connected to the radiation section. The distance measurement information generation section measures a distance to the target on the basis of the radiated radio waves and the reflected waves from the target and generates distance measurement information.

Abstract: Provided is a signal processing device capable of distinguishing and measuring a plurality of measurement targets even with simple configuration. The signal processing device including a reception processing unit that receives a response to a predetermined signal transmitted from a transmission antenna, and a determination unit that determines the plurality of measurement targets by a response to a plurality of signals corresponding to a second direction having a predetermined range different from a first direction having a predetermined range.

Abstract: Provided are a radar communication system capable of achieving road-to-vehicle communication or vehicle-to-vehicle communication with a simpler configuration, an in-vehicle radar device, and a transmission device. The radar communication system includes the in-vehicle radar device and the transmission device that is placed outside a vehicle. The in-vehicle radar device includes a millimeter wave radar sensor configured to transmit a transmission wave to outside of the vehicle and receive a reflected wave of the transmission wave, to thereby detect an object; a determination section configured to determine whether or not a physical relation between the object detected by the millimeter wave radar sensor and the vehicle is within an acceptable range; and an information extracting section configured to extract, when the physical relation is out of the acceptable range, information associated with a frequency characteristic of the reflected wave.

Abstract: The present technology relates to a communication device and a control method, in which the variety of connection modes between electronic apparatuses can be increased. Provided are: a detection target mechanism detected when the first electronic apparatus is connected to a second electronic apparatus that receives a baseband signal output from the first electronic apparatus; a connection detecting unit adapted to detect a baseband signal output from the second electronic apparatus and to detect a connection between the first and second electronic apparatuses; and a control unit adapted to connect the detection target mechanism to the first electronic apparatus where a connection between the first electronic apparatus and the second electronic apparatus is detected by the connection detecting unit. The present technology is applicable to, for example, a scenario in which a universal serial bus (USB) host recognizes connection to a USB device.

Abstract: A vehicle is controlled according to a situation in another lane across an adjacent lane adjacent to a traveling lane. A vehicle control device includes an object detection unit, a relative relationship information calculation unit, and a vehicle control unit. The object detection unit is installed on a vehicle of an own vehicle. The object detection unit detects an object existing in another lane across an adjacent lane adjacent to a traveling lane in which the vehicle of the own vehicle travels. The relative relationship information calculation unit calculates relative relationship information between the vehicle of the own vehicle and the detected object. The vehicle control unit generates a vehicle control signal for controlling the vehicle of the own vehicle on the basis of the calculated relative relationship information.

Abstract: Radar loss caused by a windshield having laminated glass in a vehicle is suppressed with a simple configuration. An antenna's radiation section is disposed inside the windshield of a vehicle having a plurality of layers. The radiation section not only radiates radio waves but also receives reflected waves of the radio waves from a target. A distance measurement information generation section is connected to the radiation section. The distance measurement information generation section measures a distance to the target on the basis of the radiated radio waves and the reflected waves from the target and generates distance measurement information.

Abstract: [Object] To provide a signal processing device capable of distinguishing and measuring a plurality of measurement targets even with simple configuration. [Solution] Provided is a signal processing device including: a reception processing unit configured to receive a response to a predetermined signal transmitted from a transmission antenna; and a determination unit configured to determine the plurality of measurement targets by a response to a plurality of signals corresponding to a second direction having a predetermined range different from a first direction having a predetermined range.

Abstract: The present technology relates to a communication device and a control method, in which the variety of connection modes between electronic apparatuses can be increased. Provided are: a detection target mechanism detected when the first electronic apparatus is connected to a second electronic apparatus that receives a baseband signal output from the first electronic apparatus; a connection detecting unit adapted to detect a baseband signal output from the second electronic apparatus and to detect a connection between the first and second electronic apparatuses; and a control unit adapted to connect the detection target mechanism to the first electronic apparatus where a connection between the first electronic apparatus and the second electronic apparatus is detected by the connection detecting unit. The present technology is applicable to, for example, a scenario in which a universal serial bus (USB) host recognizes connection to a USB device.

Abstract: A communication device includes transmission paths on a plurality of channels, operable to transmit a signal between the communication device and a communication partner device in communication with the communication device in such a manner that the communication device and the communication partner device are brought into contact with or in close proximity to each other. Electric fields of signals in the transmission paths on the plurality of channels are oriented orthogonal to each other.

Abstract: A communication device includes transmission paths on a plurality of channels, operable to transmit a signal between the communication device and a communication partner device in communication with the communication device in such a manner that the communication device and the communication partner device are brought into contact with or in close proximity to each other. Electric fields of signals in the transmission paths on the plurality of channels are oriented orthogonal to each other.

Abstract: A communication device includes transmission paths on a plurality of channels, operable to transmit a signal between the communication device and a communication partner device in communication with the communication device in such a manner that the communication device and the communication partner device are brought into contact with or in close proximity to each other. Electric fields of signals in the transmission paths on the plurality of channels are oriented orthogonal to each other.

Abstract: A communication device includes transmission paths on a plurality of channels, operable to transmit a signal between the communication device and a communication partner device in communication with the communication device in such a manner that the communication device and the communication partner device are brought into contact with or in close proximity to each other. Electric fields of signals in the transmission paths on the plurality of channels are oriented orthogonal to each other.

Abstract: A signal transmission device includes: a communication device that transmits first information and second information, wherein at the time of transmitting the first information, the communication device controls a strength of a transmission signal thereof on the basis of the second information.

Abstract: A transmission device transmits data to a certain communication device among multiple communication devices connected over a wireless network in wireless communication capable of using multiple transmission rates. The transmission device includes first transmitting means for transmitting a first packet to the certain communication device during a transmission inhibited period; receiving means for receiving a second packet including information indicating a communication environment at reception of the first packet at the certain communication device from the certain communication device; and second transmitting means for transmitting a third packet to the certain communication device at a transmission rate appropriate for the information that is included in the received second packet and that indicates the communication environment. The data length of the certain data included in the first packet is shorter than that of the data included in the third packet.

Abstract: A signal transmission device includes: a communication device that transmits first information and second information, wherein at the time of transmitting the first information, the communication device controls a strength of a transmission signal thereof on the basis of the second information.

Abstract: Disclosed herein is a transmission apparatus including a first transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a first input signal, thereby outputting a first transmission signal; and a second transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a second input signal, thereby outputting a second transmission signal; wherein a first input point for inputting the first transmission signal outputted from the first transmission block into a waveguide and a second input point for inputting the second transmission signal outputted from the second transmission block into the waveguide are shifted by a distance for providing a predetermined phase difference between the first transmission signal and the second transmission signal.

Abstract: A wireless communication apparatus having a wireless communication function capable of using a plurality of transmission rates. The wireless communication apparatus includes utilization-factor calculation section for calculating a utilization factor of a wireless transmission path through which wireless communication is performed using the wireless communication function and determination section for determining a transmission rate at least on the basis of the utilization factor calculated by the utilization-factor calculation section.

Abstract: A scrambling initial value is shared without deteriorating transmission efficiency. On the transmission side, a scrambling initial value is created based on a part of a physical layer header not scrambled, a transmission signal sequence scrambled is created by calculating an exclusive-OR operation between a scrambled sequence generated from the scrambling initial value and a transmission data sequence, and is transmitted. On the reception side, the same descrambling initial value as the scrambling initial value is created based on a part of a physical header of a reception frame, and a reception data sequence is descrambled by calculating an exclusive-OR operation between a descrambled sequence generated from this descrambling initial value and a reception signal sequence scrambled.

Abstract: A communication apparatus includes a receiving unit that receives a data frame including a plurality of pieces of unit data and transmitted from a communication partner; a determining unit that determines whether there is data loss, for each piece of unit data included in the data frame received by the receiving unit; a transmission right acquiring unit that acquires a transmission right; and a generating unit that generates grant data for granting the transmission right acquired by the transmission right acquiring unit to the communication partner, when the determining unit determines that at least any one of the pieces of unit data has been lost.

Abstract: Disclosed herein is a transmission apparatus including a first transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a first input signal, thereby outputting a first transmission signal; and a second transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a second input signal, thereby outputting a second transmission signal; wherein a first input point for inputting the first transmission signal outputted from the first transmission block into a waveguide and a second input point for inputting the second transmission signal outputted from the second transmission block into the waveguide are shifted by a distance for providing a predetermined phase difference between the first transmission signal and the second transmission signal.