Inventor
CHEN WEIZHONG
NL55 patents
⚠️ This page may combine multiple inventors who share the name “CHEN WEIZHONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
15 patentsUS5729577AMar 17, 1998
Signal processor with improved efficiency
MOTOROLA INC109 citations98
US5852638ADec 22, 1998
Method and apparatus for demodulating a symbol using symbol fragmentation, correlation and fourier analysis
MOTOROLA INC27 citations93
US6487240B1Nov 26, 2002
Apparatus for receiving and recovering frequency shift keyed symbols
MOTOROLA INC30 citations92
US6473732B1Oct 29, 2002
Signal analyzer and method thereof
MOTOROLA INC36 citations92
US6424673B1Jul 23, 2002
Method and apparatus in a wireless communication system for facilitating detection of, and synchronization with, a predetermined synchronization signal
MOTOROLA INC23 citations92
US6047033AApr 4, 2000
Apparatus and method for signal timing error detection
MOTOROLA INC18 citations92
US5796787AAug 18, 1998
Receiver and method thereof
MOTOROLA INC25 citations92
US5721754AFeb 24, 1998
Signal quality detector and methods thereof
MOTOROLA INC37 citations92
US6091786AJul 18, 2000
Method and apparatus in a communication receiver for estimating symbol timing and carrier frequency
MOTOROLA INC20 citations90
US6511280B1Jan 28, 2003
Adaptive Reed-Solomon decoder and methods thereof
MOTOROLA INC42 citations87
US6836520B1Dec 28, 2004
Method and apparatus for establishing synchronization with a synchronization signal
MOTOROLA INC14 citations83
US6347127B1Feb 12, 2002
Method and apparatus for multi-symbol matched filter estimation of an evaluation symbol in a received signal having a predictable inter-symbol interference
MOTOROLA INC13 citations74
US6594328B1Jul 15, 2003
Method and apparatus for facilitating an estimation of a carrier frequency error in a receiver of a wireless communication system
MOTOROLA INC9 citations71
US6961391B2Nov 1, 2005
Signal processor used for symbol recovery and methods therein
MOTOROLA INC3 citations63
US6289060B1Sep 11, 2001
Method and apparatus for performing a generalized viterbi search to demodulate a sequence of symbols
MOTOROLA INC6 citations63
FREESCALE SEMICONDUCTOR INC
12 patentsUS7724816B2May 25, 2010
Dynamic switching between maximum likelihood sequence estimation (MLSE) and linear equalizer for single antenna interference cancellation (SAIC) in a global system for mobile communications (GSM) system
FREESCALE SEMICONDUCTOR INC19 citations92
US7852915B2Dec 14, 2010
Adaptive equalizer for communication channels
FREESCALE SEMICONDUCTOR INC13 citations84
US6973142B2Dec 6, 2005
Timing synchronization for M-DPSK channels
FREESCALE SEMICONDUCTOR INC16 citations83
US7376207B2May 20, 2008
Apparatus for receiving and recovering frequency shift keyed symbols
FREESCALE SEMICONDUCTOR INC7 citations74
US7912119B2Mar 22, 2011
Per-survivor based adaptive equalizer
FREESCALE SEMICONDUCTOR INC4 citations63
US7907685B2Mar 15, 2011
GMSK-receiver with interference cancellation
FREESCALE SEMICONDUCTOR INC4 citations63
US7346098B2Mar 18, 2008
Communication receiver
FREESCALE SEMICONDUCTOR INC5 citations58
US7539272B2May 26, 2009
Frequency error estimation and correction in a SAIC linear equalizer
FREESCALE SEMICONDUCTOR INC6 citations57
US7266359B2Sep 4, 2007
DC interference removal in wireless communications
FREESCALE SEMICONDUCTOR INC5 citations54
US7936813B2May 3, 2011
Diversity GMSK-receiver with interference cancellation and methods therein
FREESCALE SEMICONDUCTOR INC0 citations52
US7697638B2Apr 13, 2010
Modulation detection in a SAIC operational environment
FREESCALE SEMICONDUCTOR INC0 citations52
US7590419B2Sep 15, 2009
Frequency correction channel burst detector in a GSM/EDGE communication system
FREESCALE SEMICONDUCTOR INC1 citations52
KONINKLIJKE PHILIPS NV
7 patentsUS10364994B2Jul 30, 2019
Air humidification and/or purification
KONINKLIJKE PHILIPS NV4 citations71
US11333611B2May 17, 2022
Measurements and calibration utilizing colorimetric sensors
KONINKLIJKE PHILIPS NV0 citations62
US12320541B2Jun 3, 2025
Apparatus, system and method for controlling airflow
KONINKLIJKE PHILIPS NV0 citations58
US10369511B2Aug 6, 2019
Filter element and gas purification device comprising a filter element
KONINKLIJKE PHILIPS NV0 citations52
US9804081B2Oct 31, 2017
Device and a method of sensing characteristics of a food material and a machine and a method of brewing coffee having a wave source with wavelength range comprising visible band and near infrared band
KONINKLIJKE PHILIPS NV1 citations52
US12564740B2Mar 3, 2026
Method, apparatus for temperature detection and wearable device
KONINKLIJKE PHILIPS NV0 citations49
US10421035B2Sep 24, 2019
Method and device for performing PCO reaction and air purifier comprising the device
KONINKLIJKE PHILIPS NV0 citations45
INST ROCK & SOIL MECH CAS
3 patentsUS11821805B1Nov 21, 2023
Hard-shell inclusion strain gauge and high frequency real-time monitoring system for 3D stress in surrounding rockmass of underground engineering
INST ROCK & SOIL MECH CAS3 citations68
US11879872B2Jan 23, 2024
Deformation and control simulation test system for tunnel engineering supporting structure
INST ROCK & SOIL MECH CAS0 citations58
US12061113B1Aug 13, 2024
Intelligent frequency reading method applicable to low-temperature environment and wireless vibrating wire acquisition instrument
INST ROCK & SOIL MECH CAS1 citations52
FUTUREWEI TECHNOLOGIES INC
3 patentsUS8971451B2Mar 3, 2015
Efficient baseband signal processing system and method
FUTUREWEI TECHNOLOGIES INC3 citations63
US10341158B2Jul 2, 2019
Segment-based transforms in digital signal processing
FUTUREWEI TECHNOLOGIES INC0 citations52
US10324688B2Jun 18, 2019
System and method for a floating-point format for digital signal processors
FUTUREWEI TECHNOLOGIES INC0 citations52
CHEN WEIZHONG
2 patentsMETA PLATFORMS INC
2 patentsUNIV SHANDONG
1 patentFREESCALE SEMICONDUCTER INC
1 patentSUN TONG
1 patentMETA PLATFORMS TECH LLC
1 patentGUO YUANBIN
1 patentUNIV CHONGQING POSTS & TELECOM
1 patentShowing the top 50 of 55 patents by PatentIndex Score.