Inventor

Yi-Pin Eric Wang

Inventor

Fremont, CA, US

Overview

1998–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 206 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Bprimary

H04BTransmission30%

H04LTransmission of digital information, e.g. telegraphic communication28%

H04WWireless communication networks25%

H04JMultiplex communication8%

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%

H03MCoding2%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications1%

G01SRadio direction-finding1%

H04MTelephonic communication1%

G06FElectric digital data processing0%

PatentTitleYear

10,820,286Narrowband LTE cell search2020 10,764,104Reference signal design with Zadoff-Chu sequences2020 10,750,504Narrowband service deployment in wideband carrier guard-band2020 10,743,186Wireless device, network node and methods in a wireless communication system2020 10,743,334Transmission and reception of a data block in a wireless communication system2020 10,736,150Apparatus and method for transmitting signals over a physical random access channel2020 10,728,930Network access of a wireless device to a communications network2020 10,701,706Resource allocation method, apparatus, and system, and base station2020 10,681,741Random access preamble for minimizing PA backoff2020 10,673,653Preamble detection and time-of-arrival estimation for a single-tone frequency hopping random access preamble2020 10,638,253Network architecture, methods, and devices for a wireless communications network2020 10,630,410Network architecture, methods, and devices for a wireless communications network2020 10,609,686Common search space (CSS) for paging of NB-IoT devices2020 10,609,545Discovery carriers in frequency-hopping IOT systems2020 10,554,366NB LTE PRACH design2020 10,536,897Energy efficient operation of radio network nodes and wireless communication devices in NB-IoT2020 10,505,706Frequency offset correction in narrowband machine-to-machine2019 10,506,606Method and apparatus for aligning antenna beams in high-low frequency co-site network2019 10,498,033Communications device2019 10,498,563Processing a constant amplitude sequence for transmission2019 10,439,672Methods for signaling or receiving cell identity, network identity, and frequency hopping patterns2019 10,425,875Network-side device, user equipment, and blind area management method2019 10,389,857Mobile communications terminal2019 10,367,677Network architecture, methods, and devices for a wireless communications network2019 10,356,806Devices and methods in heterogeneous network2019 10,341,077Method for reporting channel quality indicators in a wireless device and a radio network node2019 10,333,754Reference signal generation in a wireless communication system2019 10,298,373Method and arrangement for pilot pattern based control signaling in MIMO systems2019 10,251,180Grid design for introducing gaps in transmission for DL NB-IOT2019 10,244,346Determining a position of a wireless device in a cellular network2019 10,218,419System and method for coding WCDMA MIMO CQI reports2019 10,206,189Narrowband LTE cell search2019 10,181,922Selective interference cancellation in the range-expansion region of a heterogeneous network2019 10,178,690Transmission and reception of a data block in a wireless communication system2019 10,172,163Random access preamble for minimizing PA backoff2019 10,148,461Preamble detection and time-of-arrival estimation for a single-tone frequency hopping random access preamble2018 10,135,575Base station, user equipment, and adaptive retransmission method2018 10,129,893Network node and method for handling cellular and D2D communications in a wireless communications network2018 10,123,367Methods and apparatuses for connection setup in a wireless communication network2018 10,111,237Communication method, apparatus, and system2018 10,098,125Method and apparatus for aligning antenna beams in high-low frequency co-site network2018 10,090,873Signal processing apparatus, method, and system2018 10,080,230Port selection in combined cell of radio access network2018 10,069,666Transceiver architecture that maintains legacy timing by inserting and removing cyclic prefix at legacy sampling rate2018 9,998,250Narrowband machine-to-machine cell search2018 9,974,084Network nodes, a user equipment and methods therein for handling cellular and D2D communications in a wireless communications network2018 9,967,867UL control channel consideration for heterogeneous networks2018 9,942,026Frequency offset correction in narrowband machine-to-machine2018 9,917,606'Signal processing apparatus, method, and system'2018 9,893,932'Method and apparatus for pilot configuration in a mobile communications network'2018 9,876,606Transmitting device, receiving device, and methods performed therein2018 9,853,846Configuration dependent compensation rotation of symbols2017 9,847,895Modulation index shift signaling2017 9,819,470'Method and arrangement for interference mitigation'2017 9,813,211'Method and arrangement for pilot pattern based control signaling in MIMO systems'2017 9,756,662'Frequency hopping for random access'2017 9,756,591'Synchronization in the presence of large initial frequency error'2017 9,756,574'System and method for improving uplink control channels for weak communication links'2017 9,743,413'Network node, user node and methods for power boosting DPCCH'2017 9,723,634'Random access preamble for minimizing PA backoff'2017 9,692,551'Channel quality indicator adjustment to account for network-assisted interference cancellation'2017 9,667,274'Method of constructing a parity-check matrix for using message-passing algorithm to decode the repeat-accumulate type of modulation and coding schemes'2017 9,661,663'Network access of a wireless device to a communications network'2017 9,648,593'Control signal aggregation in a multi-carrier WCDMA system'2017 9,642,016'Method and apparatus to extend the range of a base station in a mobile communication network'2017 9,622,196'UL control channel consideration for heterogeneous networks'2017 9,615,342'Method of detecting cell identity and frame number information'2017 9,491,664'Base stations and nodes for use in a mobile communications network and methods of operating the same'2016 9,484,999'Method and device for transmitting signal'2016 9,439,141'Decoding algorithm for the HS-DPCCH HARQ message exploiting the pre-and postambles'2016 9,426,206'FTP data transmission in stack system'2016 9,398,543'Radio network controller, a serving base station, a user equipment and methods therein'2016 9,386,466'Mobile device, network node and methods of operating the same in a mobile communications network'2016 9,374,793'Network node, user equipment, methods therein, computer program product, and a computer storage medium'2016 9,374,747'Network node, user node and methods for channel estimation'2016 9,363,002'Precoding with partially stale feedback'2016 9,356,730'Method for adding error protection bits to match codeword length'2016 9,350,429'Signal transmission method, base station and system for multiple-user multiple-input multiple-output system'2016 9,300,524'Message forwarding between geographically dispersed network sites'2016 9,294,318'Symbol detection for alleviating inter-symbol interference'2016 9,270,324'Efficient generation of spreading sequence correlations using lookup tables'2016 9,253,783'Management of uplink resources in multi-carrier CDMA system'2016 9,237,462'Signaling data channel\'s configuration information to facilitate interference cancellation'2016 9,198,104'Network node, user node and methods for power boosting DPCCH'2015 9,130,706'Method and apparatus for signal quality loss compensation in multiplexing transmission systems'2015 9,124,458'Method and apparatus for detecting a plurality of symbol blocks'2015 9,119,189'Control signal aggregation in a multi-carrier WCDMA system'2015 9,094,907'High-precision time tagging for content synthesization'2015 9,078,276'Scheduling and rate control coordination accounting for interference cancellation at a mobile terminal'2015 9,042,428'Efficient frequency domain (FD) MMSE equalization weight updates in a multi-stage parallel interference cancellation receiver'2015 8,964,912'Adaptive timing recovery via generalized RAKE reception'2015 8,958,753'Signaling of other-cell signal\'s configuration information to facilitate interference cancellation at a mobile terminal'2015 8,953,526'Node for use in a mobile communications network and a method of operating the same'2015 8,953,660'Pilot structure to support a virtual diversity receiver scheme'2015 8,948,323'Method and device for suppressing interference in communication networks using frequency switched transmit diversity coding'2015 8,934,581'Method and apparatus for soft symbol processing in a communication receiver'2015 8,923,366'Adaptive precoder cycling'2014 8,923,423'Method and arrangement for pilot pattern based control signaling in MIMO systems'2014 8,892,975'Optimal error protection coding for MIMO ACK/NACK/PRE/POST information'2014 8,848,773'Rate control for a virtual diversity receiver'2014 8,804,886'Soft cancellation of inter-layer interference within a MIMO codeword'2014 8,787,426'Finger placement in multi-stage interference cancellation'2014 8,787,427'Chip-level processing for joint demodulation in CDMA receivers'2014 8,774,369'Method and system to provide priority indicating calls'2014 8,761,323'Impairment covariance and combining weight updates during iterative turbo interference cancellation reception'2014 8,750,913'Asymmetric resource sharing using stale feedback'2014 8,743,988'Transmission mode adaptation in a wireless network'2014 8,743,987'Symbol detection for alleviating inter-symbol interference'2014 8,737,496'Channel quality estimation for MLSE receiver'2014 8,724,741'Signal quality estimation from coupling matrix'2014 8,718,199'Frequency-domain multi-stage group detection for alleviating inter-symbol interference'2014 8,712,464'Method and apparatus for communication channel error rate estimation'2014 8,711,791'Denial of service (DoS) attack prevention through random access channel resource reallocation'2014 8,681,835'Multi-stage turbo equalization and interference cancellation receiver for wireless systems'2014 8,675,785'Method and apparatus for Turbo receiver processing'2014 8,670,497'Method and apparatus for impairment correlation estimation in a wireless communication receiver'2014 8,644,263'Method and arrangement for SINR feedback in MIMO based wireless communication systems'2014 8,619,742'System and method for coding WCDMA MIMO CQI reports'2013 8,542,781'Incrementally inclusive frequency domain symbol joint detection'2013 8,537,936'Channel quality estimation from raw bit error rate'2013 8,515,435'Adaptive MIMO architecture'2013 8,498,325'Differentiated linear equalization at communication base stations'2013 8,498,273'Management of uplink resources in multi-carrier CDMA system'2013 8,467,439'Adaptively switching equalization operations in a node of a wireless network'2013 8,451,785'Control signal aggregation in a multi-carrier WCDMA system'2013 8,446,939'Channel quality estimation for MLSE MIMO receiver'2013 8,437,295'Fast random access for an enhanced uplink dedicated channel'2013 8,432,952'Method and apparatus for DS-CDMA interference suppression using code-specific combining'2013 8,428,106'Efficient method for forming and sharing impairment covariance matrix'2013 8,413,021'Efficient soft value generation for coded bits in a turbo decoder'2013 8,400,905'Generation of MBSFN-DOB synchronization codes'2013 8,401,585'Method and apparatus for uplink power control in a wireless communication network'2013 8,396,168'Channel estimation for equalizer using serial localization with indecision'2013 8,391,253'Time-division multiplexed pilot signal for integrated mobile broadcasts'2013 8,374,219'Blind spreading factor detection for wideband code division multiple access (WCDMA)'2013 8,340,202'Method and apparatus for efficient soft modulation for gray-mapped QAM symbols'2012 8,315,344'Blind detection of the transport format (TF) of a signal'2012 8,275,023'Method and apparatus for shared parameter estimation in a generalized rake receiver'2012 8,270,376'Methods for improving uplink communications in a wideband code division multiple access (WCDMA) communication system'2012 8,271,858'Efficient soft value generation for coded bits in a turbo decoder'2012 8,249,518'Network controlled feedback for MIMO systems'2012 8,176,376'Optimal error protection coding for MIMO ACK/NACK/POST information'2012 8,126,043'Method and apparatus for block-based signal demodulation'2012 8,098,715'Method and apparatus for estimating impairment covariance matrices using unoccupied spreading codes'2012 8,045,638'Method and apparatus for impairment correlation estimation in a wireless communication receiver'2011 8,040,938'Method and apparatus for extended least squares estimation for generalized rake receiver parameters using multiple base stations'2011 8,018,985'CDMA receivers for the golden code'2011 8,000,655'Uplink multi-cell signal processing for interference suppression'2011 7,995,641'Method and apparatus for code power parameter estimation for received signal processing'2011 7,924,754'Multiple carrier acknowledgment signaling'2011 7,920,619'Efficient computation of a waveform correlation matrix'2011 7,916,681'Method and apparatus for communication channel error rate estimation'2011 7,912,433'Method and apparatus for generating channel quality information for wireless communication'2011 7,873,098'Robust multicode detector for HSDPA'2011 7,848,387'Receiver parametric covariance estimation for transmit diversity'2010 7,830,952'Reduced complexity interference suppression for wireless communications'2010 7,801,547'System and method for determining downlink signaling power in a radio communication network'2010 7,787,522'Joint multi-code detectors in CDMA communications system'2010 7,773,950'Benign interference suppression for received signal quality estimation'2010 7,773,951'Method and apparatus for generating channel quality information for wireless communication'2010 7,751,463'Method and apparatus for suppressing interference based on channelization code power estimation with bias removal'2010 7,738,534'Multi-transmitter interference suppression using code-specific combining'2010 7,729,411'Joint detector in a code division multiple access radio receiver'2010 7,724,813'Method and apparatus for transmit power control'2010 7,711,765'Method and apparatus to perform multiply-and-accumulate operations'2010 7,689,178'Method and apparatus for spreading sequence hopping in code-multiplexed control channels'2010 7,668,227'Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations'2010 7,599,698'Network controlled channel information reporting'2009 7,539,240'Method and apparatus for parameter estimation in a generalized rake receiver'2009 7,440,489'Method and apparatus for selective demodulation and decoding of communications signals'2008 7,389,099'Method and apparatus for canceling interference from high power, high data rate signals'2008 7,339,980'Successive interference cancellation in a generalized RAKE receiver architecture'2008 7,269,205'Method and apparatus for signal demodulation'2007 7,236,514'Communications methods, apparatus and computer program products using gain multipliers'2007 7,221,958'Received signal filtering for enhanced selectivity'2007 7,012,977'System, method and apparatus for wireless channel parameter estimation in spread spectrum communication systems'2006 6,975,672'Apparatus and methods for intersymbol interference compensation in spread spectrum communications'2005 6,922,434'Apparatus and methods for finger delay selection in RAKE receivers'2005 6,801,565'Multi-stage rake combining methods and apparatus'2004 6,760,361'Cell searching in a CDMA communications system'2004 6,728,203'Systems and methods for selecting a cell in a communications network'2004 6,714,585'Rake combining methods and apparatus using weighting factors derived from knowledge of spreading spectrum signal characteristics'2004 6,683,924'Apparatus and methods for selective correlation timing in rake receivers'2004 6,665,288'Method and apparatus for reducing synchronization code interference in CDMA communications systems'2003 6,658,050'Channel estimates in a CDMA system using power control bits'2003 6,631,124'Methods and apparatus for allocating resources in hybrid TDMA communication systems'2003 6,606,309'Time-multiplexed short message acknowledgement systems and methods'2003 6,574,270'Baseband interference canceling spread spectrum communications methods and apparatus'2003 6,504,830'Method, apparatus, and system for fast base synchronization and sector identification'2003 6,501,788'Apparatus and methods for intereference cancellation in spread spectrum communications systems'2002 6,480,558'Synchronization and cell search methods and apparatus for wireless communications'2002 6,480,504'Paging channel configuration for efficient wake-up period utilization'2002 6,415,154'METHOD AND APPARATUS FOR COMMUNICATING AUXILLIARY INFORMATION AND LOCATION INFORMATION BETWEEN A CELLULAR TELEPHONE NETWORK AND A GLOBAL POSITIONING SYSTEM RECEIVER FOR REDUCING CODE SHIFT SEARCH TIME OF THE RECEIVER'2002 6,404,758'System and method for achieving slot synchronization in a wideband CDMA system in the presence of large initial frequency errors'2002 6,275,538'Technique for finding a starting state for a convolutional feedback encoder'2001 6,185,244'Cell searching in a CDMA communications system'2001 6,072,786'Method for acquisition of spotbeam beacon frequency within a satellite communications system'2000 6,014,548'Method and apparatus for facilitating detection of a synchronization signal generated by a satellite communication network'2000 5,968,198'Decoder utilizing soft information output to minimize error rates'1999 5,950,114'Apparatus and method for deriving a random reference number from paging and originating signals'1999 5,930,366'Synchronization to a base station and code acquisition within a spread spectrum communication system'1999 5,918,174'Circuitry and method for initiating communication between communication stations of a radio communication system'1999 5,883,929'Synchronization method, and associated circuitry, for synchronizing a receiver with a transmitter'1999 5,850,392'Spread spectrum random access systems and methods for time division multiple access radiotelephone communication systems'1998 5,838,267'Method and apparatus for encoding and decoding digital information'1998 5,796,726'Systems and methods for random access in time division multiple access satellite radiotelephone communications'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–1999Based in Raleigh, NC, US· patent location history

1999–2020Patents assigned to ERICSSON TELEFON AB L M (153)· patent assignee history

1999–2008Patents assigned to ERICSSON INC (22)· patent assignee history

1999–2019Based in Cary, NC, US· patent location history

2011–2020Based in Fremont, CA, US· patent location history

2012–2017Patents assigned to WANG YI-PIN ERIC (57)· patent assignee history

2013–2016Patents assigned to GRANT STEPHEN (14)· patent assignee history

2016–2018Patents assigned to ERICSSON TELEFON AB L M (publ) (17)· patent assignee history

2018–2020Based in Shanghai, CN· patent location history

2019Based in Xi'an, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ERICSSON TELEFON AB L M	153	1999–2020
WANG YI-PIN ERICself	57	2012–2017
ERICSSON INC	22	1999–2008
ERICSSON TELEFON AB L M (publ)	17	2016–2018
GRANT STEPHEN	14	2013–2016

Locations

Location	Patents	Span
Fremont, California, US	112	2011–2020
Cary, NC, US	73	1999–2019
Shanghai, CN	8	2018–2020
Raleigh, NC, US	7	1998–1999
Xi'an, CN	2	2019