Patents by Inventor Haruhi Echigo
Haruhi Echigo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240129836Abstract: A communication device includes: a transmission unit configured to transmit a connection request to a first communication device; a reception unit configured to receive connection permission from the first communication device; and a control unit configured to establish a first connection to the first communication device. The control unit controls a communication of a second communication device, and the reception unit receives recommendation information related to installation of the device itself from the first communication device.Type: ApplicationFiled: February 22, 2021Publication date: April 18, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Daisuke Kurita, Yuki Takahashi, Haruhi Echigo, Yuki Hokazono, Satoshi Nagata
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Publication number: 20240129961Abstract: A communication device includes: a transmission unit configured to transmit a connection request to a first communication device; a reception unit configured to receive connection permission from the first communication device; and a control unit configured to establish a first connection to the first communication device. The control unit controls a communication of a second communication device, and the transmission unit transmits information related to control of the second communication device to the first communication device in a case where the connection to the first communication device is established.Type: ApplicationFiled: February 22, 2021Publication date: April 18, 2024Applicant: NTT DOCOMO, INC.Inventors: Shinya Kumagai, Shohei Yoshioka, Haruhi Echigo, Yuki Hokazono, Yuki Takahashi, Daisuke Kurita, Satoshi Nagata
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Publication number: 20240129838Abstract: A communication device includes: a transmission unit configured to transmit a connection request to a first communication device; a reception unit configured to receive a connection permission from the first communication device; and a control unit configured to establish a first connection to the first communication device. The control unit controls a communication of a second communication device.Type: ApplicationFiled: February 22, 2021Publication date: April 18, 2024Applicant: NTT DOCOMO, INC.Inventors: Shinya Kumagai, Shohei Yoshioka, Haruhi Echigo, Yuki Hokazono, Yuki Takahashi, Daisuke Kurita, Satoshi Nagata
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Publication number: 20240121833Abstract: A communication device includes: a transmission unit configured to transmit a connection request to a first communication device; a reception unit configured to receive a connection permission from the first communication device; and a control unit configured to establish a first connection to the first communication device. The control unit controls a communication of a second communication device and performs a communication with the second communication device, and the second communication device performs a communication with a third communication device that includes: a transmission unit that transmits a connection request to the first communication device; a reception unit that receives a connection permission from the first communication device; and a control unit that establishes a first connection with the first communication device.Type: ApplicationFiled: February 22, 2021Publication date: April 11, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Daisuke Kurita, Yuki Takahashi, Haruhi Echigo, Yuki Hokazono, Satoshi Nagata
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Publication number: 20240098799Abstract: A terminal includes a receiver configured to receive system information including information pertaining to random access procedures from the base station; a controller configured to select the resources to be used for random access based on the information pertaining to the random access procedure and a device type of the terminal acting as a reference terminal; and a transmitter configured to transmit a random access preamble to the base station using the selected resource, wherein the device type of the reference terminal is a reduced-function terminal type or an enhanced-coverage terminal type.Type: ApplicationFiled: December 14, 2021Publication date: March 21, 2024Applicant: NTT DOCOMO, INC.Inventors: Shinya Kumagai, Haruhi Echigo, Daisuke Kurita, Satoshi Nagata
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Publication number: 20240089955Abstract: A terminal according to one aspect of the present disclosure includes a receiving section that receives information related to a transmission path for at least a part of UL data; and a control section that determines at least one of a transmission method of the UL data and a second terminal other than the terminal, the second terminal being notified of at least the part of the UL data, based on at least one of the information related to the transmission path and downlink control information used for scheduling of the UL data.Type: ApplicationFiled: January 29, 2021Publication date: March 14, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Matsumura, Satoshi Nagata, Haruhi Echigo, Naoya Shibaike
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Publication number: 20240064732Abstract: A terminal according to an aspect of the present disclosure includes: a transmitting section that transmits a sounding reference signal; a receiving section that receives information related to schedule; and a control section that performs control to perform UL transmission in cooperation with another terminal, based on the information related to the schedule. An antenna port to be used for transmission of the sounding reference signal and an antenna port to be used for transmission of the UL transmission are associated with each other.Type: ApplicationFiled: January 8, 2021Publication date: February 22, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Matsumura, Satoshi Nagata, Naoya Shibaike, Haruhi Echigo
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Publication number: 20240063972Abstract: A radio base station receives the uplink channel and performs channel estimation of the uplink channel allocated across the plurality of slots by using the demodulation reference signal allocated to the plurality of consecutive slots.Type: ApplicationFiled: January 8, 2021Publication date: February 22, 2024Applicant: NTT DOCOMO, INC.Inventors: Haruhi Echigo, Daisuke Kurita, Hiroki Harada
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Publication number: 20240056131Abstract: A terminal according to an aspect of the present disclosure includes: a receiving section that receives information related to schedule; a transmitting section that transmits, to another terminal, information related to part of UL data, the part of the UL data being obtained by dividing the UL data in at least one of a unit of transport block, a unit of codeword, a unit of code block, and a unit of bit; and a control section that performs control to transmit the UL data in cooperation with the another terminal, based on the information related to the schedule.Type: ApplicationFiled: January 8, 2021Publication date: February 15, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Matsumura, Satoshi Nagata, Naoya Shibaike, Haruhi Echigo
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Publication number: 20240040643Abstract: A communication device includes: a transmission unit configured to transmit a connection request to a first communication device; a reception unit configured to receive connection permission from the first communication device; and a control unit configured to establish a first connection to the first communication device. The control unit controls a communication of a second communication device, and establishes a second connection between the second communication device and at least one of the device itself and the first communication device.Type: ApplicationFiled: February 22, 2021Publication date: February 1, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Daisuke Kurita, Yuki Takahashi, Haruhi Echigo, Yuki Hokazono, Satoshi Nagata
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Publication number: 20240014988Abstract: A terminal (UE 200) receives from a radio base station (gNB 100) information including a first series length corresponding to a first subcarrier spacing and configure to a number greater than a first specified value, or information including a second series length corresponding to a second subcarrier spacing and configure to a number greater than a second specified value, and transmits to the radio base station a random access preamble having the first series length or the second series length corresponding to the received information.Type: ApplicationFiled: November 20, 2020Publication date: January 11, 2024Applicant: NTT DOCOMO, INC.Inventors: Haruhi Echigo, Hiroki Harada, Daisuke Kurita
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Publication number: 20230389082Abstract: A terminal includes: a transmission unit that transmits a random access preamble as the first message in a random access channel procedure; and a reception unit that receives a response message to the first message as the second message in the random access channel procedure; wherein the transmission unit transmits a third message via a physical uplink shared channel in the random access channel procedure, after receiving the second message, and the transmission unit performs a repetitive transmission of the third message.Type: ApplicationFiled: October 15, 2020Publication date: November 30, 2023Applicant: NTT DOCOMO, INC.Inventors: Haruhi Echigo, Daisuke Kurita, Hiroki Harada