Abstract: A communication control apparatus, in a wireless communication system having an area in which coverage areas of a macro cell base station and a small cell base station using different frequency bands overlap, includes a storage unit and a control unit. The storage unit stores small cell base station information indicating whether the small cell base station is present within a coverage area of a macro cell base station. The control unit instructs a radio terminal apparatus present within the coverage area of the macro cell base station to perform quality measurement in a frequency band of the small cell base station when the small cell base station is present within the coverage area of the macro cell base station based on the small cell base station information.

Abstract: A terminal device is configured to establish a communication link with communication equipment through a base station device such that, upon establishing the communication link, part of the communication link is left for a certain base station while another part of the communication link is established with the terminal device through the other base station device according to a plurality of architectures, wherein the terminal device includes a wireless communication part configured to transmit support architecture information representing an architecture supported by the terminal device among a plurality of architectures to the base station device.

Abstract: A wireless communication system includes an upper transmission station and a lower transmission station, each serving as a transmission station, a terminal serving as a reception station. The upper transmission station allocates a downlink control channel for each terminal to part of a predetermined data-channel region ascribed to the lower transmission station based on a demodulation reference signal for each transmission station. Based on the allocation result, the lower transmission station allocates the downlink control channel for each terminal, which is disposed at art of the data-channel region thereof. The terminal decodes the downlink control channel based on the demodulation reference signal.

Abstract: The object of the present invention is to provide a combination weighing device in which supply of articles at an article conveyance part is controlled with good precision. A combination weighing device (100) is provided with article conveyance parts (10, 20) having loading parts (11, 21) of articles and driving parts (12, 22) for driving the loading parts, the article conveyance parts (10, 20) driving the driving parts and thereby causing the articles to be conveyed to hoppers (30) arranged downstream in a conveyance direction, a sensing part (60) for sensing, in non-contact manner, a state of the articles on the loading parts, and a supply control part (82c) for controlling supply of the articles by controlling driving of the article conveyance parts based on a sensing result of the sensing part. The sensing part sense, for a plurality of regions along the conveyance direction, the state of the articles for each of the regions.

Abstract: A method for removing bacterial contaminants from a saccharified solution capable of suppressing proliferation of bacterial contaminants in a fermentation tank without using an antibiotic in alcoholic fermentation of a biomass saccharified solution using normal yeast, and a fermentation system suited for conducting the method are provided. The method and system include drawing out a saccharified solution from a fermentation tank, conducting rough separation for recovering yeast from the solution, and conducting fine separation for removing bacterial contaminants from the solution, thereby removing only the contaminants while recovering yeast. The rough separation is through a filtering membrane having a pore size of 0.5 ?m or more and 5 ?m or less or centrifugal separation at 50G or higher and 500G or lower. The fine separation is through a filtering membrane having a pore size of 0.22 ?m or less, or centrifugal separation at 1000G or higher and 15000G or lower.

Abstract: Provided is a base station device in a radio communication system in which a communication device is capable of connecting to the base station device and a first other base station device simultaneously. The base station device receives, from the communication device, a notification indicating that a failure has occurred in a radio link between the communication device and the first other base station device, and upon receiving the notification, transmits a first message indicating the occurrence of the failure to the first other base station device. Upon receiving the first message, the first other base station device releases a connection between itself and the communication device.

Abstract: In a radio communication system in which communication is possible between radio terminal apparatuses via a radio base station apparatus, the radio base station apparatus stores information regarding a permission condition of inter-terminal direct communication, which is direct communication between the radio terminal apparatuses, and controls execution of the inter-terminal direct communication based on the permission condition. The radio terminal apparatuses determine whether to execute the inter-terminal direct communication based on information transmitted from the radio base station apparatus and indicating whether execution of the inter-terminal direct communication is possible.

Abstract: A communication apparatus performs communication in a manner such that communication with a first base station apparatus using a first frequency band and communication with a second base station apparatus using a second frequency band are switched on a per-subframe basis, obtains, from the first base station apparatus, specification information that specifies a subframe in which the first frequency band should be used and a subframe in which the second frequency band should be used among a plurality of subframes included in one or more frames, and performs control on the basis of the specification information to communicate with the first base station apparatus in the subframe in which the first frequency band should be used and with the second base station apparatus in the subframe in which the second frequency band should be used.

Abstract: In a wireless communication system including a wireless terminal device wirelessly connectible to both a macro-cell base station and a small-cell base station, all the user-plane signals destined for the wireless terminal device are transmitted to the small-cell base station; a VoIP signal among the user-plane signals destined for the wireless terminal device is transmitted to the macro-cell base station; the VoIP signal is wirelessly transmitted from the macro-cell base station to the wireless terminal device; any user-plane signal, among the user-plane signals destined for the wireless terminal device, other than the VoIP signal is wirelessly transmitted from the small-cell base station to the wireless terminal device.

Abstract: A terminal device includes a wireless communication unit performing wireless communication; a connection control unit connecting to a first base station device to wirelessly communicate with the first base station device via the wireless communication unit, the first base station device serving as a primary, the connection control unit connecting to a second base station device to wirelessly communicate with the second base station device via the wireless communication unit, the second base station device serving as a secondary; and a first detection unit determining whether a state of wireless communication between the terminal device and the first base station device is in a disconnected state based on a predetermined condition, and if so, the connection control unit reconnects between the terminal device and the second base station device, and such that the second base station device serves as a primary base station device.

Abstract: A terminal device includes a wireless communication part configured to wirelessly communicate with base station devices; a link controller configured to establish a link with a primary base station device (PCell) so as to enable a wireless communication via the wireless communication part while establishing a link with a secondary base station device (SCell) so as to enable a wireless communication via the wireless communication part; a primary base station link failure detector configured to detect a radio link failure in the wireless communication with the primary base station device based on the predetermined condition; and a primary base station link failure information transmitter configured to wirelessly transmit the information, concerning the radio link failure with the primary base station device, to the secondary base station device when the primary base station link failure detector detects the radio link failure status.

Abstract: A terminal device includes a wireless communication unit performing wireless communication; a connection control unit connecting to a first base station device to wirelessly communicate with the first base station device via the wireless communication unit, the first base station serving as a primary, the connection control unit connecting to a second base station device to wirelessly communicate with the second base station device via the wireless communication unit, the second base station device serving as a secondary; a detection unit determining whether quality of wireless communication between the terminal device and the first base station device is in a low state based on a predetermined condition; and a signal transmission control unit wirelessly transmitting via the wireless communication unit, a predetermined signal toward at least either the first or second base station device when the quality is determined to be in the low state by the detection unit.

Abstract: A communication control apparatus in a wireless communication system having an area in which coverage areas of a macro cell base station and a small cell base station using different frequency bands overlap includes a storage unit configured to store small cell base station information indicating whether the small cell base station is present within the coverage area of the macro cell base station, and a control unit configured to instruct a radio terminal apparatus present within the coverage area of the macro cell base station to perform quality measurement in a frequency band of the small cell base station when the small cell base station is present within the coverage area of the macro cell base station based on the small cell base station information.

Abstract: A method for removing bacterial contaminants from a saccharified solution capable of suppressing proliferation of bacterial contaminants in a fermentation tank without using an antibiotic in alcoholic fermentation of a biomass saccharified solution using normal yeast, and a fermentation system suited for conducting the method are provided. The method and system include drawing out a saccharified solution from a fermentation tank, conducting rough separation for recovering yeast from the solution, and conducting fine separation for removing bacterial contaminants from the solution, thereby removing only the contaminants while recovering yeast. The rough separation is through a filtering membrane having a pore size of 0.5 ?m or more and 5 ?m or less or centrifugal separation at 50G or higher and 500G or lower. The fine separation is through a filtering membrane having a pore size of 0.22 ?m or less, or centrifugal separation at 1000G or higher and 15000G or lower.

Abstract: A mass measurement device measures the mass of an article, even when the article is being moved. A mass measurement device includes a robot hand, a robot arm, a force sensor, an acceleration sensor, and a control unit. The robot hand holds an article (Q). The robot arm moves the robot hand. The force sensor is provided between the robot hand and the robot arm and measures force acting on the article (Q) during movement. The acceleration sensor measures acceleration acting on the article (Q) during the movement. The control unit runs and controls the robot hand and the robot arm, and calculates the mass of the article (Q) on the basis of the force and acceleration acting on the article (Q) during the movement.

Abstract: A channel information compressing apparatus of the present invention includes a DCT part that performs discrete cosine transform on channel information (CSI) representing the state of a communication channel, and an information compressor that compresses high frequency components of information included in discrete cosine transform data which is produced by way of discrete cosine transform, thus compressing information while maintaining a good accuracy of channel information.

Abstract: A wireless communication terminal includes a base station communication part which communicates with a base station; an interterminal communication part which communicates with another wireless communication part; a communication failure detector which detects a communication failure with a first connected base station serving as a base station connected thereto; and a communication resume processor which carries out an interterminal communication with another wireless communication terminal so as to communicate with a second connected base station, connected to another wireless communication terminal, via another wireless communication terminal when a communication failure is detected with the first connected base station, thus carrying out a process of resuming a communication upon detecting the communication failure.

Abstract: A radio terminal includes: a base station connection communication portion that performs base station connection communication with a base station; a communication quality determination portion that determines a communication quality of the base station connection communication to acquire a determination result of the communication quality; an inter-terminal communication control portion that decides a radio resource to be used for inter-terminal communication from radio resources that the base station uses, based on the determination result of the communication quality; and an inter-terminal communication portion that performs inter-terminal communication with another radio terminal, using the radio resource decided by the inter-terminal communication control portion.

Abstract: A radio frame control device comprises a controlling unit, a resource block allocation unit, and a resource block conversion unit. The controlling unit controls a downlink radio frame of an orthogonal frequency division multiple access scheme. The resource block allocation unit allocates resource blocks to a terminal station using any one of a plurality of resource block allocation methods respectively having different restrictions. The resource block conversion unit determines whether or not conversion is possible from allocation information of resource blocks allocated according to a first resource block allocation method into resource block allocation information by a second resource block allocation method. The resource block conversion unit converts the resource block allocation method for the resource block allocation information when the conversion is possible.

Abstract: An initial access setting information generating apparatus includes a preamble information transmission number obtaining unit that receives and obtains the number of transmissions for preamble information in a non-contention type initial access procedure performed between a base station and a communication terminal, where the preamble information transmission number obtaining unit receives and obtains the number of transmissions after the initial access procedure is completed; an expected reception power determination unit that determines an expected reception power at the base station, based on the number of transmissions for the preamble information, which is obtained by the preamble information transmission number obtaining unit; and a set value communication unit that generates and outputs initial access setting information about the initial access procedure for the communication terminal, based on the expected reception power determined by the expected reception power determination unit.