Assignee
GUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD
CN·66 granted patents·16 pending applications·27 citations·filing 2018–2023
Top patents by PatentIndex Score
82 records- 0192US11638073B2Ranging device and ranging methhodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2022·Granted Apr 25, 2023·2 cites·16 claims
- 0292US11489013B2Drive sensing structure and bidirectional organic light-emitting display device using the sameGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted Nov 1, 2022·2 cites·8 claims
- 0391US12131689B2Display device capable of in-display sensingGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Oct 29, 2024·1 cites·10 claims
- 0489US11953629B2Light sensor and ranging methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted Apr 9, 2024·1 cites·20 claims
- 0589US11525902B2Time-of-flight ranging device suitable for indirect time-of-flight rangingGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Dec 13, 2022·2 cites·20 claims
- 0689US11100309B2Fingerprint sensing deviceGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Aug 24, 2021·3 cites·16 claims
- 0789US10592448B2Master-slave system, command execution method and data access method with use of serial peripheral interface (SPI)GUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Granted Mar 17, 2020·9 cites·28 claims
- 0887US11418274B2Multimedia system applying time of flight ranging and operating method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Aug 16, 2022·2 cites·8 claims
- 0985US10885296B2Electronic device and fingerprint sensing methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Granted Jan 5, 2021·2 cites·18 claims
- 1084US12192664B2Image sensor and operation method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Jan 7, 2025·0 cites·16 claims
- 1183US12273644B2Image sensor and image sensing method judging whether a digital sensing signal is abnormalGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Apr 8, 2025·0 cites·15 claims
- 1283US12256167B2Image sensor and image sensing methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Mar 18, 2025·0 cites·20 claims
- 1382US12279062B2Image sensor and operation method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Apr 15, 2025·0 cites·17 claims
- 1482US12192663B2Image sensor, level shifter circuit, and operation method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Jan 7, 2025·0 cites·19 claims
- 1581US12273645B2Image sensor and operation method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Apr 8, 2025·0 cites·18 claims
- 1681US12219285B2Chip with automatic clock signal correction and automatic correction methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Feb 4, 2025·0 cites·18 claims
- 1781US12200387B2Receiving a reset signal during a rest period and a ramp signal during a sensing period through the control terminal of the reset transistor in an image sensor and image sensing methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Jan 14, 2025·0 cites·17 claims
- 1880US12099216B2Surface light source projection deviceGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2022·Granted Sep 24, 2024·1 cites·9 claims
- 1980US11070757B2Image sensor with distance sensing function and operating method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Jul 20, 2021·1 cites·16 claims
- 2079US12549869B2Image sensing structure and image sensing device comprising the sameGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Feb 10, 2026·0 cites·10 claims
- 2179US12249274B2Display device capable of in-display sensingGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Mar 11, 2025·0 cites·8 claims
- 2279US12219270B2Image sensing deviceGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Feb 4, 2025·0 cites·15 claims
- 2378US12254822B2Display device capable of in-display sensingGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Mar 18, 2025·0 cites·7 claims
- 2478US12212860B2Image sensor circuit and image sensor deviceGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Jan 28, 2025·0 cites·20 claims
- 2577US12323715B2Image sensor circuit and image sensor deviceGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Jun 3, 2025·0 cites·10 claims
- 2677US12307954B2Full-screen display device with unit pixel having function for emitting and receiving lightGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted May 20, 2025·0 cites·4 claims
- 2777US11172154B2Image sensor arranged in SPI slave circuit of a serial peripheral interface and pixel array circuit thereinGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Nov 9, 2021·1 cites·14 claims
- 2876US12501182B2Image sensing device and image sensing method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Dec 16, 2025·0 cites·10 claims
- 2976US12307953B2Full-screen display device with different unit pixels for emitting and receiving lightGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted May 20, 2025·0 cites·7 claims
- 3076US12184994B2Image sensing deviceGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Dec 31, 2024·0 cites·18 claims
- 3176US12136386B2Display device capable of in-display sensingGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Granted Nov 5, 2024·0 cites·12 claims
- 3276US2023388610A1Image sensing device and image sensing method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2023·Application pending·0 cites
- 3375US11320521B2Light sensor and sensing method thereof comprising a control circuit to operate diodes of plural sensing sub-pixels in a Geiger mode or in an avalanche linear mode according to intensity of ambient lightGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted May 3, 2022·0 cites·20 claims
- 3474US11747451B2Light sensor and calibration method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted Sep 5, 2023·0 cites·18 claims
- 3571US11303840B1Image sensor and sensing method thereof with polarizers for removing background noiseGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted Apr 12, 2022·0 cites·24 claims
- 3671US11240460B2Biometric sensing system and sensing method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Feb 1, 2022·0 cites·19 claims
- 3771US11089255B2Fingerprint recognition system and identification method thereofGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Aug 10, 2021·0 cites·22 claims
- 3871US10824841B2Under-screen fingerprint identification systemGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Granted Nov 3, 2020·0 cites·14 claims
- 3969US10810395B2Electronic device and image capture methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Granted Oct 20, 2020·0 cites·16 claims
- 4069US10609296B1Electronic device and automatic exposure convergence methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2018·Granted Mar 31, 2020·0 cites·16 claims
- 4169US10580483B1Memory cellGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Granted Mar 3, 2020·0 cites·8 claims
- 4268US11284035B2Data transmission system having multiple line buffer memories for image sensorGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Mar 22, 2022·0 cites·14 claims
- 4367US11474217B2Time of flight device and time of flight methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2020·Granted Oct 18, 2022·0 cites·18 claims
- 4467US11412170B2Image sensor and image sensing methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted Aug 9, 2022·0 cites·20 claims
- 4566US11937005B2Regulator-free output stage circuit for providing a stable output voltage signalGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted Mar 19, 2024·0 cites·16 claims
- 4665US2020012837A1Optical identification moduleGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Application pending·0 cites
- 4763US12422370B2Biomolecular image sensor and method thereof for detecting biomoleculeGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2022·Granted Sep 23, 2025·0 cites·3 claims
- 4862US11463643B2Image sensing device and image sensing methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2021·Granted Oct 4, 2022·0 cites·22 claims
- 4962US10997386B2Image data transmission system and image data transmission methodGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Granted May 4, 2021·0 cites·23 claims
- 5062US2020018986A1Optical apparatusGUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD·Filed 2019·Application pending·0 cites
Showing the top 50 of 82 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when GUANGZHOU TYRAFOS SEMICONDUCTOR TECH CO LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →