Inventor
Daichi Imamura
Inventor
Kanagawa, JP
Overview
Patents· 590 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication33%
H04WWireless communication networks30%
H04BTransmission17%
H04JMultiplex communication15%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%
H04HBroadcast communication1%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests1%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications0%
H03MCoding0%
H04NPictorial communication, e.g. television0%
PatentTitleYear
11,129,113Terminal apparatus, base station and communication method202111,101,854Communication apparatus and communication method202111,057,920Radio terminal, radio base station, channel signal forming method and channel signal receiving method202111,051,313Apparatus and method for generating and transmitting reference signal in radio communication202111,051,294Communication apparatus and communication method202111,051,345Method and apparatus for random access to radio services202111,038,633Radio communication apparatus and radio communication method202111,039,483Integrated circuit for controlling selection of random access preamble sequence202111,019,578Terminal, base station, and communication method202111,012,212Method and communication apparatus for mapping reference signal in wireless communication system202110,999,040Terminal device, base station device, retransmission method, and resource allocation method202110,993,223Reception apparatus and reception method202110,986,524Wireless communication terminal and communication method for measuring a channel quality indicator (CQI)202110,986,560Terminal and communication method thereof202110,973,024Communication apparatus and communication method202110,966,167Radio communication apparatuses and radio communication method202110,958,305Communication terminal and communication method202110,958,303Spreading a response signal using a first set of orthogonal sequences and a reference signal using a second set of shorter orthogonal sequences202110,958,403Reference signal reception and CQI computation method and wireless communication apparatus202110,911,198Communication apparatus and reference signal reception method202110,912,079Radio reception apparatus, radio transmission apparatus, and radio communication method202110,903,947Communication apparatus and communication method202110,873,913Wireless communication device and method for controlling transmission power202010,863,448Apparatus for determining a coding rate202010,833,741Communication apparatus and communication method202010,826,668Integrated circuit for controlling radio communication202010,826,669Radio transmission device and radio transmission method202010,827,466Radio transmission device and radio transmission method202010,826,639Communication method and communication apparatus202010,826,637Radio communication device and response signal spreading method202010,826,638Communication apparatus and reference signal receiving method202010,827,482Base station device, terminal device and communication method202010,819,411Integrated circuit for CQI reporting in wireless communication202010,813,096Integrated circuit202010,791,570Base station apparatus, mobile station apparatus, and transmission method202010,790,923Terminal station apparatus, base station apparatus, transmission method and control method202010,771,217Wireless base station apparatus, wireless terminal apparatus, frequency resource allocation method, and method of forming transmission signal202010,742,344Terminal apparatus and sequence assigning method202010,736,095Reception apparatus and reception method202010,727,997Method of scrambling reference signals, device and user equipment using the method202010,716,132Communication apparatus and communication method202010,715,287Communication apparatus and control information receiving method202010,708,886Radio communication terminal and radio communication method202010,693,604Base station, terminal, search space setting method and decoding method202010,686,550Radio transmission device and method202010,687,368Integrated circuit for controlling selection of random access preamble sequence202010,681,650Terminal apparatus, base station and communication method202010,681,635Wireless communication device and wireless communication method202010,674,493Communication device and SRS transmission control method202010,667,263Terminal apparatus and transmissions method202010,667,251Wireless communication apparatus and channel allocation method202010,666,410Communication device and integrated circuit202010,667,261Communication apparatus and communication method202010,666,402Radio communication apparatus and radio communication method202010,660,092Transmission apparatus and transmission method202010,645,707Apparatus and method for generating and transmitting reference signal in radio communication202010,631,282Base station apparatus, communication method, terminal apparatus and integrated circuit202010,624,064Wireless communication apparatus and wireless communication method202010,624,046Radio communication apparatuses and radio communication method202010,623,168Communication apparatus and communication method202010,615,857Base station apparatus and transmission method202010,602,428Terminal and communication method thereof202010,582,477Apparatus and method for controlling generation, transmission and reception of resource allocation information, and data allocation based on the resource allocation information202010,582,541Method and apparatus for random access to radio services202010,574,291Integrated circuit202010,567,138Terminal device, base station device, retransmission method, and resource allocation method202010,568,099Scheduling apparatus and scheduling method202010,560,861Wireless communication terminal and communication method for measuring a channel quality indicator (CQI)202010,555,287Terminal device and related radio communication method202010,555,335Integrated circuit202010,547,425Method and communication apparatus for mapping reference signal in wireless communication system202010,547,433Reference signal reception and CQI computation method and wireless communication apparatus202010,536,245Radio terminal, radio base station, channel signal forming method, and channel signal receiving method202010,531,447Integrated circuit that controls a search space setting process202010,531,482Radio terminal, radio base station, channel signal forming method and channel signal receiving method202010,523,384Communication apparatus and communication method communicating with a plurality of cells that perform a coordinated multipoint communication201910,517,090Integrated circuit for sequence reporting and sequence generation201910,517,089Reception apparatus and reception method201910,512,071Base station device, terminal device and communication method201910,505,668Radio commnication device and response signal diffusion method201910,506,525Wireless communication device and method for controlling transmission power201910,484,952Apparatus for determining a coding rate201910,454,720Terminal device, wireless transmission method, base station device, and channel estimation method201910,455,571Terminal device, base station device, and communication method201910,455,516Terminal apparatus and retransmission control method201910,405,315Base station apparatus and resource allocation method201910,404,346Integrated circuit for CQI reporting in wireless communication201910,396,924Terminal station apparatus, base station apparatus, transmission method and control method201910,390,336Method for determining channel quality indicator, base station and user equipment therefor201910,375,692Communication apparatus and communication method201910,342,049Integrated circuit for controlling selection of random access preamble sequence201910,334,573Communication device and SRS transmission control method201910,334,622Base station apparatus, mobile station apparatus, and transmission method201910,313,973Wireless communication device and wireless communication method201910,305,619Communication method and communication apparatus201910,306,668Integrated circuit201910,305,658Wireless base station apparatus, wireless terminal apparatus, frequency resource allocation method, and method of forming transmission signal201910,299,264Radio reception apparatus, radio transmission apparatus, and radio communication method201910,291,344Communication apparatus and reference signal receiving method201910,292,153Reception apparatus and reception method201910,284,342Radio communication apparatus and radio communication method201910,285,161Radio communication terminal and radio communication method201910,278,140Radio communication apparatuses and radio communication method201910,263,744Wireless transmitter and reference signal transmission method201910,257,822Base station device, terminal device and communication method201910,257,790Terminal, base station, and communication method201910,257,810Wireless communication apparatus and wireless communication method201910,237,043Terminal device, base station device, retransmission method, and resource allocation method201910,225,042Radio transmission device and method201910,218,552Radio communication device and constellation control method201910,200,083Base station apparatus and radio communication method201910,193,679Reference signal reception and CQI computation method and wireless communication apparatus201910,182,405Wireless communication device and method for controlling transmission power201910,178,630Terminal apparatus, base station and communication method201910,178,604Terminal and communication method thereof201910,158,475Radio transmission device and radio transmission method201810,158,398Integrated circuit201810,154,484Reception apparatus and method for receiving reference signal201810,153,876Radio terminal, radio base station, channel signal forming method, and channel signal receiving method201810,148,401Apparatus and method for generating and transmitting reference signal in radio communication201810,148,328Base station apparatus and transmission method201810,129,869Radio reception apparatus, radio transmission apparatus, and radio communication method201810,111,219Communication apparatus and communication method for receiving control information over a search space201810,085,257Communication apparatus and communication method201810,075,974Communication apparatus and communication method201810,075,957Terminal communication apparatus and communication method201810,057,886Integrated circuit for controlling generation, transmission and reception of resource allocation information, and data allocation based on the resource allocation information201810,057,000Terminal station apparatus, base station apparatus, transmission method and control method201810,051,489Method of CSI reporting, user equipment and enode B201810,039,092Wireless communication apparatus and channel allocation method201810,038,534Method of scrambling reference signals, device and user equipment using the method201810,034,309Radio transmission device and radio transmission method201810,034,193Wireless communication terminal and communication method for measuring a channel quality indicator (CQI)201810,028,219Wireless communication device and wireless communication method201810,027,451Base station, terminal, search space setting method and decoding method201810,028,270Reception apparatus and reception method201810,028,268Base station device, terminal device and communication method201810,014,989Radio communication apparatus and radio communication method201810,015,794Base station apparatus and resource allocation method201810,009,162Communication apparatus and communication method201810,009,890Integrated circuit that controls a search space setting process201810,003,983Integrated circuit for spreading response signal20189,999,036Base station apparatus, communication method, terminal apparatus and integrated circuit20189,992,798Integrated circuit for controlling selection of random access preamble sequence20189,973,313Method and communication apparatus for mapping reference signal in wireless communication system20189,974,054Wireless communication apparatus and wireless communication method20189,948,421Communication method and communication apparatus20189,923,691'Radio terminal, radio base station, channel signal forming method and channel signal receiving method'20189,913,260'Terminal device, base station device, and communication method'20189,912,432'Terminal apparatus and sequence assigning method'20189,907,064'Communication apparatus and communication method for receiving control information over a search space'20189,900,915'Method and apparatus for random access to radio services'20189,893,849'Communication apparatus and control information receiving method'20189,893,867'Integrated circuit for controlling radio communication'20189,894,682'Mobile station, base station, transmitting method and receiving method'20189,893,830'Communication apparatus and reference signal receiving method'20189,888,477'Scheduling apparatus and scheduling method'20189,872,279'Method for determining channel quality indicator, base station and user equipment therefor'20189,872,310'Base station apparatus, mobile station apparatus, and transmission method'20189,867,181'Radio reception apparatus, radio transmission apparatus, and radio communication method'20189,860,045'Communication device and integrated circuit'20189,854,579Integrated circuit that controls a search space setting process20179,854,534Terminal apparatus and retransmission control method20179,853,760Terminal station apparatus, base station apparatus, transmission method and control method20179,843,426'Wireless base station apparatus, wireless terminal apparatus, frequency resource allocation method, and method of forming transmission signal'20179,843,407'Radio communication device and response signal spreading method'20179,844,027'Radio communication terminal and radio communication method'20179,831,993Radio terminal, radio base station, channel signal forming method, and channel signal receiving method20179,831,911Communication apparatus and communication method20179,820,274'Reception apparatus and reception method'20179,813,263'Terminal device, wireless transmission method, base station device, and channel estimation method'20179,813,128'Base station apparatus and transmission method'20179,814,032'Wireless communication apparatus and channel allocation method'20179,807,708'Radio communication apparatuses and radio communication method'20179,806,847'Base station and method for receiving control information'20179,801,139'Wireless communication device and wireless communication method'20179,788,343'Communication apparatus and communication method'20179,787,427'Radio transmission device and method'20179,775,070'Integrated circuit'20179,775,176'Radio transmission device and radio transmission method'20179,769,799'Wireless communication apparatus and wireless communication method'20179,769,754'Wireless communication device and wireless communication method'20179,763,237'Communication device and SRS transmission control method'20179,762,365'Apparatus and method for generating and transmitting reference signal in radio communication'20179,762,370'Reference signal reception and CQI computation method and wireless communication apparatus'20179,756,634'Base station device, terminal device and communication method'20179,743,304'Method of feeding back MU-CQI in a communication system, transmission point device, and user equipment'20179,736,839'Integrated circuit for sequence reporting and sequence generation'20179,730,188'Terminal device, base station device, retransmission method, and resource allocation method'20179,723,573'Apparatus for determining a coding rate'20179,716,562'Radio communication device and response signal spreading method'20179,716,570'Communication apparatus and communication method'20179,712,299'Method of scrambling reference signals, device and user equipment using the method'20179,713,028'Wireless communication terminal and communication method for measuring a channel quality indicator (CQI)'20179,693,353'Base station apparatus and resource allocation method'20179,680,683'Radio receiver apparatus and radio transmitter apparatus'20179,673,954'Radio communication device and constellation control method'20179,667,393'Scheduling apparatus and scheduling method'20179,660,750'Radio commnication device and response signal diffusion method'20179,654,259'Base station, terminal, search space setting method and decoding method'20179,655,100'Wireless communication base station equipment, wireless communication terminal device and search space setting method'20179,648,642'Integrated circuit for random access method and apparatus'20179,641,302'Base station device, terminal device and communication method'20179,641,291'Integrated circuit, base station, terminal, band allocation method, and downlink data communication method'20179,634,868'Wireless base station apparatus, wireless terminal apparatus, frequency resource allocation method, and method of forming transmission signal'20179,635,685'Radio transmission device and radio transmission method'20179,635,600'Terminal and communication method thereof'20179,602,259'Communication method and communication apparatus'20179,602,179'Base station apparatus and transmission method'20179,602,267'Communication apparatus and communication method'20179,591,545'Handover control method, wireless communication terminal, and wireless communication device'20179,584,264'Radio communication apparatus and radio communication method'20179,584,289'Radio transmission device and radio transmission method'20179,572,143'Radio communication terminal and radio communication method'20179,553,749'Communication device and integrated circuit'20179,554,376'Apparatus and method for generating and transmitting reference signal in radio communication'20179,548,849'Reference signal reception and CQI computation method and wireless communication apparatus'20179,544,109'Method and base station for mapping reference signal in wireless communication system'20179,537,596'Terminal station apparatus, base station apparatus, transmission method and control method'20179,532,315'Wireless communication device and method for controlling transmission power'20169,532,374'Base station apparatus, mobile station apparatus, and transmission method'20169,526,094'Terminal, base station, transmission method, and reception method'20169,525,516'Transmission device and transmission method'20169,521,667'Wireless communication base station equipment, wireless communication terminal device and search space setting method'20169,516,605'Terminal apparatus, base station apparatus, transmission method and reception method'20169,504,063'Base station and related radio communication method'20169,503,210'Integrated circuit for sequence reporting and sequence generation'20169,497,711'Terminal, base station, and communication method'20169,491,742'Radio reception apparatus, radio transmission apparatus, and radio communication method'20169,490,922'Wireless communication device and wireless communication method'20169,484,982'Base station apparatus and radio communication method'20169,479,302'Radio terminal, radio base station, channel signal forming method, and channel signal receiving method'20169,479,319'Radio communication device and response signal spreading method'20169,473,282'Reference signal reception and CQI computation method and wireless communication apparatus'20169,473,277'Integrated circuit for controlling radio communication'20169,467,882'Radio communication terminal and radio communication method'20169,467,248'Radio transmission device and method'20169,467,994'Communication apparatus and communication method'20169,461,799'Base station and method for receiving control information'20169,462,588'Base station apparatus and resource allocation method'20169,461,781'Communication apparatus and communication method'20169,450,734'Integrated circuit for CQI reporting in wireless communication'20169,444,571'Control information transmission apparatus, control information reception apparatus, and control information transmission method'20169,438,398'Wireless base station apparatus, wireless terminal apparatus, frequency resource allocation method, and method of forming transmission signal'20169,439,155'Transmission device, reception device, and method for controlling transmission power'20169,432,972'Radio transmission device and radio transmission method'20169,432,165'Radio terminal, radio base station, channel signal forming method and channel signal receiving method'20169,425,916'Wireless communication terminal apparatus, wireless communication base station apparatus and signal spreading method'20169,425,938'Base station, terminal, band allocation method, and downlink data communication method'20169,426,791'Communication device and SRS transmission control method'20169,426,755'Terminal device, base station device, transmission method and transmit power setting method'20169,414,261'Terminal and method for receiving control information'20169,413,447'Terminal station apparatus, base station apparatus, transmission method and control method'20169,401,755'Terminal station apparatus, base station apparatus, transmission method and control method'20169,397,809'Base station device and communication method'20169,398,562'Configuration of uplink and downlink grant search spaces in an OFDM-based mobile communication system'20169,398,608'Preventing erroneous detection of a data resource region due to an error in detection of a control signal'20169,397,803'Scheduling apparatus and scheduling method'20169,391,757'Terminal apparatus and sequence assigning method'20169,392,470'Integrated circuit for radio transmission of ACK/NACK signal'20169,391,756'Wireless communication base station equipment, wireless communication terminal device and search space setting method'20169,392,480'Wireless communication terminal and communication method for measuring a channel quality indicator (CQI)'20169,386,547'SC-FDMA transmission device and transmission method'20169,386,573'Communication device and SRS transmission control method'20169,379,857'Communication method and communication apparatus'20169,380,564'Wireless communication apparatus and wireless communication method'20169,380,572'Base station, mobile station, coordinated mobile station, transmission method and reception method'20169,374,129'Integrated circuit for controlling selection of random access preamble sequence'20169,370,007'Terminal and method for transmitting a transmission signal'20169,369,967'Terminal apparatus and retransmission control method'20169,363,031'Communication apparatus and reference signal receiving method'20169,356,755'Radio communication device and constellation control method'20169,351,303'Integrated circuit for controlling generation, transmission and reception of resource allocation information, and data allocation based on the resource allocation information'20169,350,417'Wireless transmission apparatus, wireless reception apparatus, and wireless communication method'20169,350,431'Wireless communication method for a MU-MIMO system, wireless communication terminal for communicating with a base station in a MU-MIMO system, and base station for communicating with wireless communication terminals in a MU-MIMO system'20169,345,010'Integrated circuit for spreading response signal'20169,344,253'Radio communication apparatus and radio communication method'20169,345,020'Integrated circuit for channel allocation for wireless communication device'20169,332,568'Base station apparatus, mobile station apparatus, and transmission method'20169,326,258'Wireless communication terminal and power control method'20169,325,478'Terminal apparatus and response signal mapping method'20169,326,272'Base station, terminal, transmission method, and reception method'20169,313,051'Integrated circuit for controlling a process'20169,313,795'Apparatus and method for generating and transmitting reference signal in radio communication'20169,313,009'Radio communication apparatus and radio communication method'20169,313,808'Radio reception device and radio reception method'20169,306,712'Method of scrambling signals, transmission point device and user equipment using the method'20169,307,526'Integrated circuit for spreading response signal'20169,295,078'Base station and related radio communication method'20169,295,045'Base station, relay station, transmission method, and reception method'20169,276,717'Terminal device, base station device, transmission method and reception method'20169,271,268'Wireless transmission device, wireless reception device, and bandwidth allocation method for setting a band where other bands indicated by continuous band allocation information do not overlap'20169,265,041'Integrated circuit for setting subbands in multicarrier communication for radio communication base station apparatus'20169,265,042'Radio reception apparatus, radio transmission apparatus, and radio communication method'20169,265,046'Radio transmission device and radio communication method'20169,246,539'Integrated circuit for controlling selection of random access preamble sequence'20169,246,657'Wireless communication base station equipment, wireless communication terminal device and search space setting method'20169,241,329'Wireless communication apparatus and frequency hopping method'20169,241,334'Wireless reception device, wireless transmission device, and wireless communication method'20169,240,873'Base station apparatus, communication method, terminal apparatus and integrated circuit'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2021Patents assigned to PANASONIC CORP (186)· patent assignee history
2009–2021Based in Kanagawa, JP· patent location history
2011–2019Patents assigned to IMAMURA DAICHI (215)· patent assignee history
2011–2017Patents assigned to NAKAO SEIGO (94)· patent assignee history
2011–2015Based in Kadoma, JP· patent location history
2012–2021Based in Osaka, JP· patent location history
2014–2020Patents assigned to PANASONIC IP CORP AMERICA (166)· patent assignee history
2014–2021Based in Beijing, CN· patent location history
2016–2021Patents assigned to SUN PATENT TRUST (187)· patent assignee history
2018–2020Based in Dalian, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IMAMURA DAICHIself | 215 | 2011–2019 |
| SUN PATENT TRUST | 187 | 2016–2021 |
| PANASONIC CORP | 186 | 2009–2021 |
| PANASONIC IP CORP AMERICA | 166 | 2014–2020 |
| NAKAO SEIGO | 94 | 2011–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 324 | 2009–2021 |
| Beijing, CN | 210 | 2014–2021 |
| Dalian, CN | 24 | 2018–2020 |
| Osaka, JP | 19 | 2012–2021 |
| Kadoma, JP | 6 | 2011–2015 |