Kyocera Corporation

Nippon Closures Co., Ltd.

Toyo Seikan Group Holdings, Ltd.

Toru Sahara

Hironobu Tanigawa

Yasuhiro Nakamura

Takashi Sugiyama

Nobuaki Takamatsu

Shinobu Fujimoto

Toshinori Iinuma

Tomohiro Suzuki

Takashi Matsumura

Takayuki Kikuchi

Hiromi Ajima

Masamitsu Nishikido

Toshiyuki Arai

Yuji Takayama

Youhei Murakami

Takahiro Kurosawa

Takanori Miura

Minako Kitahara

Satoru Shimada

Yuji Tomitaka

Miki Yamaoka

Mamiko Sugi

Keisuke Sanagi

Shunsaku Kikuchi

Takehiro Hara

A composite container lid includes an inner plugwith a flow-out port and an upper liddetachably attached to a container mouth portion, wherein: the inner plugincludes an upper lid engaging cylinder, a container mouth portion-securing memberhaving a circumferential wallthat surrounds the upper lid engaging cylinder, and linking piecesthat link the inner surface of the circumferential wallto the upper lid engaging cylinderso as to form a flow-out port; the upper lid engaging cylinderis provided, on the upper end portion of the outer surface thereof, with a circumferential protuberancefor temporary engagement; engaging piecesare formed on the inner surface of a top plateof the upper lid, the engaging pieceshaving an undercutfor temporarily engaging with the circumferential protuberancethat temporary engages with the upper lid engaging cylinder; and a sound-suppressing protrusionis provided in a region surrounded by the engaging pieces

Composite container lid

To provide a hinged cap is capable of preventing liquid content from squirting out and minimizing adhesion of the content on the top face of the cap or around an outer circumferential abutment part, with a simple structure. A hinged cap () includes a cap body () and an upper lid () connected by a hinge (), with a tubular spout wall () provided on an upper surface side of the cap body (), and a circular suspended part () provided on an upper lid top face (). The circular suspended part () has an outer circumferential abutment part () that makes contact with an inner circumferential surface of the tubular spout wall (). The hinged cap includes a liquid build-up prevention part () at least in a lower part of the circular suspended part () opposite to a part connected to the hinge.

Hinged cap

A synthetic resin container lid () has a shape including a body (), which is mounted on a mouth-neck portion () of a container by locking a locking means () to a locked means () of the mouth-neck portion (), and an upper lid () coupled to the body () via a hinge means (). The synthetic resin container lid () is improved so that the entire container lid () is fully and easily detached from the mouth-neck portion of the container. The axial depth of an annular or arcuate groove () formed in a hanging wall () of the body () and extending in a circumferential direction is changed as required. At least in a second break region (B) and a third break region (C), a circumferential breakable line () extending continuously in the circumferential direction along an axially lower end part of the groove () is formed in the hanging wall ().

Synthetic resin container lid

A communication system having a plurality of base stations for carrying out radio communication by arranging a plurality of carriers each taking a first frequency bandwidth in a second frequency band that is predetermined and to be exceeded by the carriers arranged in succession, wherein the communication system arranges the carriers in the second frequency band in such a manner that each of the carriers has an overlapping portion overlapping with each other, and a first base station for using a carrier A, one of the carriers having the overlapping portion, preferentially uses, over a second base station for using a carrier B, a radio resource of a part of the overlapping portion in assigning user data.

Communication system, base station, and communication control method

A communication system includes a plurality of base stations and a plurality of communication terminals. The communication terminal calculates a desired channel matrix based on the reference signal received from the desired base station in communication therewith, also calculates an interference channel matrix based on the reference signal received from the strong interference base station having the strongest power of an interference wave affecting the communication terminal, and notifies the desired base station of the desired channel matrix and the interference channel matrix in an uplink message.

Communication system and communication control method using interference channel matrix

Provided is a communication system that, in using a communication scheme such as TD-LTE, may attain a high speed communication by securing a bandwidth of carriers and prevent radio interference with another system by keeping the carriers within a frequency band assigned to the communication scheme. Specifically, the communication system having a plurality of communication apparatuses for carrying out a radio communication by assigning the plurality of communication apparatuses to a second frequency band with a predetermined bandwidth to be exceeded by carriers serially assigned, assigns the carriers to the second frequency band in such a manner as to overlap a portion of each of the carriers, and a communication apparatus () using one of the carriers and a communication apparatus () using the other carrier carry out the radio communication by preferentially using respective ranges of the overlapping portion.

Communication system, communication method, and communication apparatus

A receiving apparatusincludes an adaptive array antenna, a reference signal synthesizerthat calculates a synthesized reference signal by multiplying a reference signal portion of each layer by an orthogonal signal to synthesize proximity reference signal portions of different resource elements and multiplies a known reference signal by the orthogonal signal, a weight calculatorthat calculates an adaptive array weight from the synthesized reference signal and a known reference signal multiplied by the orthogonal signal, a weight synthesizerthat calculates a synthesized reception signal by multiplying the reference signal portion by the adaptive array weight to perform an antenna synthesis, a channel estimatorthat estimates a propagation path from the synthesized reception signal and the known reference signal multiplied by the orthogonal signal, and a channel equalizerthat implements a channel equalization from the synthesized reception signal and the propagation path.

Method and apparatus for MIMO channel equalization using orthogonal signals

A composite container lid which includes an inner cap fitted onto the container mouth portion by screw engagement, an over-cap fitted onto the inner cap, and an IC tag. The over-cap has a top panel and a skirt descending from the circumferential edge of the top panel. The inner cap has a top plate and a cylindrical wall descending from the circumferential edge of the top plate and has a thread formed in the inner surface thereof to come into screw engagement with the outer surface of the container mouth portion. An engaging means is provided between the inner surface of the skirt of the over-cap and the outer surface of the cylindrical wall of the inner cap to transmit the turn of the over-cap fitted onto the inner cap to the inner cap.

Composite container lid with IC tag

A radio base station (eNB), when having received an upstream radio signal of a radio frequency band from a radio terminal (UE), calculates, based on a demodulation reference signal included in the upstream radio signal, and stores reception weights of antennas (A toD). The radio base station (eNB) further sets, as the transmission weight of each of the antennas (A toD), that one of the stored reception weights of the antennas (A toD) which was calculated during a past given interval and which corresponds to a frequency band that is the nearest to the frequency band of a PDSCH that is a target for setting.

Radio base station and communication control method

A base station includes: a MIMO precoding section () for converting transmission data addressed to a mobile station to two data streams that respectively correspond to two reception antennas included in the mobile station, by performing MIMO precoding on the transmission data; a weight calculating section for calculating a transmission weight to be used for forming a directivity pattern directed toward each of the two reception antennas; and a weighting/combining section () for generating two combined data streams that are to be supplied to the respective antennas (-and-), by weighting each of the two data streams with the transmission weight calculated with respect to the reception antenna of the mobile station that corresponds to the data stream, and combining the two weighted data streams for each of the antennas (). The two combined data streams are respectively transmitted from the antennas (-and-).

Wireless communication system and wireless communication method

A wireless communication device includes:

Wireless communication device and wireless communication method

A reception apparatus obtains a first channel estimated value from a reference signal of each layer and a known reference signal that are received and multiplies the first channel estimated value by an orthogonal signal sequence in each layer. Subsequently, the reception apparatus synthesizes a signal in each layer and, from the orthogonal signal sequence and the synthesized signal, calculates an adaptive array antenna weight. Next, the reception apparatus carries out antenna synthesis of the data signal and the reference signal by using the above weight for each layer and obtains a second channel estimated value from the reference signal subjected to the synthesis. Then, the reception apparatus carries out MIMO demodulation from a result of the channel estimation for each layer described above.

Reception apparatus and reception method

A radio base station (eNB) receives an SRS from the radio terminal (UEA) and SRSes from radio terminals (UEB through UED), and calculates, on the basis of at least one of the SRSes from the radio terminal (UEA) and from the radio terminals (UEB through UED), a reception weight that is to be used for wireless communication with the radio terminal (UEA).

A mobile station which performs a handover from a base station to a base station calculates the transmission loss of a broadcast control channel sent from the target base station, and corrects the transmission power of an uplink ANCH to the target base station, based on a known base station desired receive power and the calculated transmission loss. Alternatively, the mobile station may correct the transmission power of the uplink ANCH to the target base station, based on the transmission power of an uplink signal to the serving base station, the transmission loss of a downlink signal sent from the serving base station, and the transmission loss of a broadcast control channel sent from the target base station.

Mobile station device and transmission power control method

A mobile station device configured to communicate with a base station device by a time division duplex (TDD) scheme, and to transmit retransmission data to the base station device by an automatic retransmission scheme in response to reception acknowledgement information transmitted from the base station device, the mobile station device including a controller configured to determine a number of frames from a reception of the reception acknowledgement information to a transmission of the retransmission data, based on a position of a reception slot within a reception frame, the reception slot including the reception acknowledgement information.

Growing community of inventors

Yokohama, Japan

Toru Sahara