Inventor
Yong-duk Cho
Inventor
Seoul, KR
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G10Lprimary
G10LSpeech analysis techniques or speech synthesis19%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof16%
H04WWireless communication networks16%
H03MCoding10%
H04LTransmission of digital information, e.g. telegraphic communication10%
Y10TTechnical subjects covered by former us classification6%
B01LChemical or physical laboratory apparatus for general use3%
G01FMeasuring volume, volume flow, mass flow or liquid level3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%
G01SRadio direction-finding3%
PatentTitleYear
10,976,336Apparatus for measuring fluid speed by using the refraction of light emitted from two light sources20219,955,354Apparatus and method for controlling security mode in wireless communication system20189,788,272'Method of reducing consumption of standby current in a mobile terminal'20179,749,868'Apparatus and method for controlling security mode in wireless communication system'20179,648,554'Mobile terminal for cell reselection in cellular mobile communication system and methods therefor'20178,867,438'Data transmission apparatus and method for a high-speed packet access system'20147,665,198'Method of reducing noise for a modular fuel injector with a harmonic annular damper member'20107,431,226'Modular fuel injector with a harmonic annular damper member and method of reducing noise'20087,258,287'Modular fuel injector with a spiral damper member and method of reducing noise'20077,128,281'Modular fuel injector with a damper member and method of reducing noise'20066,606,592'Variable dimension spectral magnitude quantization apparatus and method using predictive and mel-scale binary vector'20036,334,576'Fuel injector having a ball seat with multiple tip geometry'20026,275,796'Apparatus for quantizing spectral envelope including error selector for selecting a codebook index of a quantized LSF having a smaller error value and method therefor'20016,233,551'Method and apparatus for determining multiband voicing levels using frequency shifting method in vocoder'20016,208,958'Pitch determination apparatus and method using spectro-temporal autocorrelation'20016,119,081'Pitch estimation method for a low delay multiband excitation vocoder allowing the removal of pitch error without using a pitch tracking method'20005,884,251'Voice coding and decoding method and device therefor'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2018Patents assigned to SAMSUNG ELECTRONICS CO LTD (11)· patent assignee history
1999–2001Based in Suwon-si, KR· patent location history
2002–2010Based in Yorktown, VA, US· patent location history
2003Based in Guildford, GB· patent location history
2006–2007Patents assigned to SIEMENS VDO AUTOMOTIVE CORP (2)· patent assignee history
2008–2010Patents assigned to CONTINENTAL AUTOMOTIVE SYSTEMS (2)· patent assignee history
2014Patents assigned to CHAE SEUNG WAN (1)· patent assignee history
2014Based in Yongin-si, KR· patent location history
2017–2021Based in Seoul, KR· patent location history
2021Patents assigned to ABSOLOGY CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 11 | 1999–2018 |
| CONTINENTAL AUTOMOTIVE SYSTEMS | 2 | 2008–2010 |
| SIEMENS VDO AUTOMOTIVE CORP | 2 | 2006–2007 |
| ABSOLOGY CO LTD | 1 | 2021 |
| CHAE SEUNG WAN | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 5 | 2017–2021 |
| Yorktown, Virginia, US | 5 | 2002–2010 |
| Suwon-si, KR | 4 | 1999–2001 |
| Yongin-si, KR | 1 | 2014 |
| Guildford, GB | 1 | 2003 |