Patents by Inventor Takafumi Nishi
Takafumi Nishi 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: 20240129767Abstract: A user equipment (UE) performs radio communication with a base station that manages a cell including N (N?2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including a beam failure detection configuration which is information for configuring N beam failure detection resource sets and is associated with a downlink bandwidth part that is a part of a bandwidth of the cell; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets in the radio communication using the downlink bandwidth part.Type: ApplicationFiled: December 21, 2023Publication date: April 18, 2024Inventors: Misa HARADA, Hideaki Takahashi, Takafumi Nishi, Hideo Himeno
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Publication number: 20240129014Abstract: A user equipment (UE) performs radio communication with a base station that manages a cell including N (N?2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including information for configuring N beam failure detection resource sets; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets. The controller is configured to determine whether or not to initiate a random access procedure for the cell based on a state of recovery from the beam failure in a case where the beam failure has been detected for all of the N beam failure detection resource sets.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Inventors: Misa HARADA, Hideaki TAKAHASHI, Takafumi NISHI, Hideo HIMENO
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Publication number: 20240129015Abstract: A user equipment (UE) performs radio communication with a base station that manages a cell including N (N?2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the RRC message including information for configuring N beam failure detection resource sets; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets. The controller is configured to trigger beam failure recovery (BFR) for one beam failure detection resource set with which the beam failure has been detected. The communicator is configured to cancel all the triggered BFRs for the one beam failure detection resource set in a case where a MAC PDU is transmitted, the MAC PDU including a BFR MAC CE including information regarding the detected beam failure.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Inventors: Misa HARADA, Hideaki Takahashi, Takafumi Nishi, Hideo Himeno
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Publication number: 20230204765Abstract: An object detection device includes: a transceiver having a predetermined resonance frequency; a driving signal generation unit generating a driving signal having a driving frequency different from the resonance frequency for driving the transceiver; a filter extracting and outputting at least one received signal from received signals of the transceiver; and a detection determination unit performing object detection determination based on the extracted at least one received signal. The received signals include a first and second received signals, the first received signal having a frequency that has been shifted from the driving frequency to the resonance frequency; and the filter has a characteristic that: when extracting the first received signal, outputs the extracted first received signal as a first output signal, and when extracting the second received signal, outputs the extracted second received signal as a second output signal, the first output signal being greater than the second output signal.Type: ApplicationFiled: February 23, 2023Publication date: June 29, 2023Inventors: Takafumi NISHI, Yu KOYAMA, Tetsuya AOYAMA
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Publication number: 20230013319Abstract: An object detection device that detects a corner of an object includes: a transmitter that transmits a search wave; receivers that receive a reflected wave reflected off the corner. The device determines a first path length of the search wave from the transmitter to a first receiver, and uses the positions of the transmitter and the first receiver as focal points to find a first ellipse whose distances from the transmitter and the first receiver add up to the first path length. The device determines a second path length of the search wave from the transmitter to a second receiver, and uses the positions of the transmitter and the second receiver as focal points to find a second ellipse whose distances from the transmitter and the second receiver add up to the second path length. The device finds an intersection point between the first and second ellipses as the corner.Type: ApplicationFiled: September 29, 2022Publication date: January 19, 2023Inventors: Takafumi NISHI, Masayoshi SATAKE, Yu KOYAMA, Masayoshi OOISHI, Masaya TAKATSUJI
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Patent number: 10008529Abstract: The present disclosure relates to a solid-state imaging device that enables diffusion of components in the interfaces between microlenses and an antireflection film, a method of manufacturing the solid-state imaging device, and an electronic apparatus. Moisture permeation holes are formed between the microlenses of adjacent pixels. The moisture permeation holes are covered with an antireflection film. The antireflection film is formed on the surfaces of the microlenses excluding the diffusion holes. The refractive index of the antireflection film is higher than the refractive index of the microlenses. The present disclosure can be applied to complementary metal oxide semiconductor (CMOS) image sensors that are back-illuminated solid-state imaging devices, for example.Type: GrantFiled: September 17, 2015Date of Patent: June 26, 2018Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Takashi Nakashikiryo, Yoshiaki Kitano, Yuuji Nishimura, Kouichi Itabasi, Ryou Chiba, Yosuke Takita, Mitsuru Ishikawa, Toyomi Jinwaki, Yuichi Seki, Masaya Shimoji, Yoichi Ootsuka, Takafumi Nishi
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Publication number: 20170278889Abstract: The present disclosure relates to a solid-state imaging device that enables diffusion of components in the interfaces between microlenses and an antireflection film, a method of manufacturing the solid-state imaging device, and an electronic apparatus. Moisture permeation holes are formed between the microlenses of adjacent pixels. The moisture permeation holes are covered with an antireflection film. The antireflection film is formed on the surfaces of the microlenses excluding the diffusion holes. The refractive index of the antireflection film is higher than the refractive index of the microlenses. The present disclosure can be applied to complementary metal oxide semiconductor (CMOS) image sensors that are back-illuminated solid-state imaging devices, for example.Type: ApplicationFiled: September 17, 2015Publication date: September 28, 2017Inventors: TAKASHI NAKASHIKIRYO, YOSHIAKI KITANO, YUUJI NISHIMURA, KOUICHI ITABASI, RYOU CHIBA, YOSUKE TAKITA, MITSURU ISHIKAWA, TOYOMI JINWAKI, YUICHI SEKI, MASAYA SHIMOJI, YOICHI OOTSUKA, TAKAFUMI NISHI
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Patent number: 9479189Abstract: An A/D converter includes: plural comparators to which reference voltages as ramp waves different from each other are supplied, which are configured to compare the supplied reference voltages with an analog input signal; and plural latches arranged so as to correspond to the plural comparators, which are configured to count comparison time of the corresponding comparators, to stop counting when an outputs of the comparator is inverted and to store the count value, wherein the plural reference voltages are off set by an arbitrary voltage at the same time point.Type: GrantFiled: February 19, 2014Date of Patent: October 25, 2016Assignee: SONY CORPORATIONInventor: Takafumi Nishi
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Patent number: 9150820Abstract: The present invention provides a surfactant composition containing a polyglycerol alkyl ether which is capable of exhibiting a high emulsification performance for silicone oils compounded in cosmetics, detergents, etc., by using a natural alcohol derived from oils and fats as a raw material thereof, a process for producing the surfactant composition in an effective manner, and a use of the surfactant composition. The present invention relates to [1] a surfactant composition including a specific polyglycerol monoalkyl ether (1) and a specific polyglycerol dialkyl ether (2), a mass ratio of [(1)/(2)] being from 65/35 to 75/25; [2] a process for producing the surfactant composition; [3] an emulsifier composition including the surfactant composition; and [4] a detergent composition including the surfactant composition.Type: GrantFiled: December 27, 2012Date of Patent: October 6, 2015Assignee: KAO CORPORATIONInventors: Mayu Hamamatsu, Takafumi Nishi, Masazumi Iwashita, Tomoaki Sasa
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Publication number: 20140371331Abstract: The present invention provides a surfactant composition containing a polyglycerol alkyl ether which is capable of exhibiting a high emulsification performance for silicone oils compounded in cosmetics, detergents, etc., by using a natural alcohol derived from oils and fats as a raw material thereof, a process for producing the surfactant composition in an effective manner, and a use of the surfactant composition. The present invention relates to [1] a surfactant composition including a specific polyglycerol monoalkyl ether (1) and a specific polyglycerol dialkyl ether (2), a mass ratio of [(1)/(2)] being from 65/35 to 75/25; [2] a process for producing the surfactant composition; [3] an emulsifier composition including the surfactant composition; and [4] a detergent composition including the surfactant composition.Type: ApplicationFiled: December 27, 2012Publication date: December 18, 2014Inventors: Mayu Hamamatsu, Takafumi Nishi, Masazumi Iwashita, Tomoaki Sasa
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Patent number: 8822735Abstract: The present invention relates to a process for producing polyglyceryl ether derivatives in which the polyglyceryl ether derivatives are produced from an alcohol (except for glycidol and glycerol) and glycidol in the presence of an aluminosilicate which is ion-exchanged with at least one cation selected from the group consisting of ammonium ions, alkali metal ions and alkali earth metal ions. In the process of the present invention, a removal step of the catalyst can be simplified, and the polyglyceryl ether derivatives can be produced in an economical and efficient manner.Type: GrantFiled: January 28, 2010Date of Patent: September 2, 2014Assignee: Kao CorporationInventors: Takafumi Nishi, Mitsuru Uno, Akira Saito, Yuichiro Seki, Goushi Yamamoto
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Publication number: 20140167998Abstract: An A/D converter includes: plural comparators to which reference voltages as ramp waves different from each other are supplied, which are configured to compare the supplied reference voltages with an analog input signal; and plural latches arranged so as to correspond to the plural comparators, which are configured to count comparison time of the corresponding comparators, to stop counting when an outputs of the comparator is inverted and to store the count value, wherein the plural reference voltages are off set by an arbitrary voltage at the same time point.Type: ApplicationFiled: February 19, 2014Publication date: June 19, 2014Applicant: SONY CORPORATIONInventor: Takafumi Nishi
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Patent number: 8736501Abstract: A multi-band antenna includes two conductive wirings and unit circuits cascaded along the conductive wirings. Each unit circuit includes a communication unit, a first capacitor and a second inductor. The communication unit connects between the conductive wirings through a first inductor and a second capacitor connected in series with the first inductor. The first capacitor and the second inductor are inserted in at least one of the conductive wirings. The second inductor is connected in parallel with the first capacitor. Alternatively, the unit circuit includes a communication unit connecting between the conductive wirings through a first inductor, and a first capacitor inserted in at least one of the conductive wirings. The first inductor, the first capacitor, a third capacitor disposed between the conductive wirings, and a third inductor disposed on at least one of the conductive wirings satisfy a relationship expressed by the expression 2.Type: GrantFiled: March 20, 2012Date of Patent: May 27, 2014Assignees: DENSO CORPORATION, Nippon Soken, Inc.Inventors: Takafumi Nishi, Yuji Sugimoto, Masayuki Nakabuchi, Ichiro Shigetomi
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Patent number: 8730363Abstract: An analog-digital converter includes: comparators disposed to correspond to analog signals which are converted into digital signals and configured to compare a voltage value of the analog signal, which is converted into the digital signal, with a voltage value of a predetermined reference signal; counters disposed to correspond to the comparators and configured to count a count value at the time point when the comparison process of the corresponding comparator is finished; and a determiner configured to determine a time point when all the comparators finish their comparison processes.Type: GrantFiled: August 28, 2012Date of Patent: May 20, 2014Assignee: Sony CorporationInventor: Takafumi Nishi
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Patent number: 8704898Abstract: An A/D converter includes: plural comparators to which reference voltages as ramp waves different from each other are supplied, which are configured to compare the supplied reference voltages with an analog input signal; and plural latches arranged so as to correspond to the plural comparators, which are configured to count comparison time of the corresponding comparators, to stop counting when an outputs of the comparator is inverted and to store the count value, wherein the plural reference voltages are offset by an arbitrary voltage at the same time point.Type: GrantFiled: December 6, 2012Date of Patent: April 22, 2014Assignee: Sony CorporationInventor: Takafumi Nishi
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Patent number: 8605002Abstract: In an antenna device, a first helical part of a first antenna and a second helical part of a second antenna is disposed in a dielectric body on a ground plane. Each helical part is helically wound up in a direction perpendicular to the ground plane and includes a plurality of one-turn portions. Each one-turn portion of the first helical part has a peripheral length of M times a wavelength ? of use, where M is a positive natural number. One of the one-turn portions of the second helical part closest to the ground plane has a peripheral length Ks that is N times the wavelength ? of use, where N is a positive natural number greater than M. One of the one-turn portions of the second helical part farthest away from the ground plane has a peripheral length Ke, and (M·?)<Ke<Ks(=N·?).Type: GrantFiled: February 28, 2011Date of Patent: December 10, 2013Assignees: Denso Corporation, Nippon Soken, Inc.Inventors: Takafumi Nishi, Akira Takaoka, Shiro Koide, Ichiro Shigetomi
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Publication number: 20130193306Abstract: An analog-digital converter includes: comparators disposed to correspond to analog signals which are converted into digital signals and configured to compare a voltage value of the analog signal, which is converted into the digital signal, with a voltage value of a predetermined reference signal; counters disposed to correspond to the comparators and configured to count a count value at the time point when the comparison process of the corresponding comparator is finished; and a determiner configured to determine a time point when all the comparators finish their comparison processes.Type: ApplicationFiled: August 28, 2012Publication date: August 1, 2013Inventor: Takafumi Nishi
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Patent number: 8358349Abstract: An A/D converter includes: plural comparators to which reference voltages as ramp waves different from each other are supplied, which are configured to compare the supplied reference voltages with an analog input signal; and plural latches arranged so as to correspond to the plural comparators, which are configured to count comparison time of the corresponding comparators, to stop counting when an outputs of the comparator is inverted and to store the count value, wherein the plural reference voltages are offset by an arbitrary voltage at the same time point.Type: GrantFiled: March 22, 2010Date of Patent: January 22, 2013Assignee: Sony CorporationInventor: Takafumi Nishi
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Publication number: 20120242552Abstract: A multi-band antenna includes two conductive wirings and unit circuits cascaded along the conductive wirings. Each unit circuit includes a communication unit, a first capacitor and a second inductor. The communication unit connects between the conductive wirings through a first inductor and a second capacitor connected in series with the first inductor. The first capacitor and the second inductor are inserted in at least one of the conductive wirings. The second inductor is connected in parallel with the first capacitor. Alternatively, the unit circuit includes a communication unit connecting between the conductive wirings through a first inductor, and a first capacitor inserted in at least one of the conductive wirings. The first inductor, the first capacitor, a third capacitor disposed between the conductive wirings, and a third inductor disposed on at least one of the conductive wirings satisfy a relationship expressed by the expression 2.Type: ApplicationFiled: March 20, 2012Publication date: September 27, 2012Applicants: Nippon Soken, Inc., DENSO CORPORATIONInventors: Takafumi Nishi, Yuji Sugimoto, Masayuki Nakabuchi, Ichiro Shigetomi
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Patent number: 8253809Abstract: An analog-digital converter includes: comparators disposed to correspond to analog signals which are converted into digital signals and configured to compare a voltage value of the analog signal, which is converted into the digital signal, with a voltage value of a predetermined reference signal; counters disposed to correspond to the comparators and configured to count a count value at the time point when the comparison process of the corresponding comparator is finished; and a determiner configured to determine a time point when all the comparators finish their comparison processes.Type: GrantFiled: June 30, 2009Date of Patent: August 28, 2012Assignee: Sony CorporationInventor: Takafumi Nishi