Inventor

LIMBERG ALLEN LEROY

US127 patents

⚠️ This page may combine multiple inventors who share the name “LIMBERG ALLEN LEROY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LIMBERG ALLEN LEROY

SAMSUNG ELECTRONICS CO LTD

Robust signal transmission in digital television broadcasting

Passband equalizers with filter coefficients calculated from modulated carrier signals

Digital television receiver with match filter responsive to field synchronization code

DTV receiver with baseband equalization filters for QAM signal and for VSB signal which employ common elements

Method for transmitting VSB digital TV with carrier frequency near co-channel NTSC audio carrier frequency

Radio receivers for receiving both VSB and QAM digital HDTV signals

Deemphasis and subsequent reemphasis of high-energy reversed-spectrum components of a folded video signal

Receiver for digital television signals having carriers near upper frequency boundaries of TV broadcasting channels

Envelope detection of PN sequences accompanying VSB signal to control operation of QAM/VSB DTV receiver

Radio receivers for receiving both VSB and QAM digital television signals with carriers offset by 2.69 MHz

Reception mode control in radio receivers for receiving both VSB and QAM digital television signals

Plural-step chunk-at-a-time decoder for variable-length codes of Huffman type

Decimation of baseband DTV signals prior to channel equalization in digital television signal receivers

Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before demodulation

Digital receiver with match filter responsive to field synchronization code in the final I-F signal envelope

Digital television receivers that digitize final I-F signals resulting from triple-conversion

Circuitry operative on selected symbol slicing results for synchronizing data fields in a digital television receiver

Radio receiver for vestigal-sideband amplitude-modulation digital television signals

Bandpass phase tracker that automatically samples at prescribed carrier phases when digitizing VSB I-F signal

TV receiver using read-only memory shared during VSB and QAM reception for synchrodyning I-F signal to baseband

NTSC co-channel interference detectors responsive to received Q-channel signals in digital TV signal receivers

Circuitry operative on selected symbol slicing results for synchronizing data fields in a digital television receiver

Automatic fine tuning of receiver for digital television signals

Suppression of effects of co-channel NTSC interference artifacts upon digital TV receiver adaptive equalizer

DTV receiver with low-band final I-F signal filtered for suppressing co-channel interfering NTSC audio carrier

Suppression of co-channel NTSC interference artifacts when extracting training signal for a DTV receiver equalizer

Adaptive fractionally spaced equalizer for received radio transmissions with digital content, such as DTV signals

Television receiver with separate I-F amplifiers for VSB and QAM digital TV signals that are digitally synchrodyned

TV reception apparatus using same ghost-cancellation circuitry for receiving different types of TV signals

Bandpass phase tracker with hilbert transformation before analog-to-digital conversion

Decimation of baseband DTV signal prior to channel equalization in digital television signal receivers

Method of operating the channel equalizer in a receiver for DTV signals subject to co-channel NTSC interference

Adaptively receiving digital television signals transmitted in various formats

Circuitry operative on symbol decoding results for synchronizing data fields in a digital television receiver

Digital-and-analog-TV-signal receivers, each with single first detector and shared high-band I-F amplification

NTSC interference detectors using pairs of comb filters with zero-frequency responses, as for DTV receivers

Television receiver with doors for its display screen which doors contain loudspeakers

System for controlling the operating mode of an adaptive equalizer within a digital TV signal receiver

Digital television receiver with adaptive filter circuitry for suppressing NTSC Co-channel interference

Radio receiver detecting digital and analog television radio-frequency signals with single first detector

Decimation of baseband DTV signals prior to channel equalization in digital television signal receivers

Using intercarrier signals for detecting NTSC interference in digital TV receivers

Using special NTSC receiver to detect when co-channel interfering NTSC signal accompanies a digital tv signal

Noise-immune automatic gain control for QAM radio receivers

Digital television receiver with adaptive filter circuitry for suppressing NTSC co-channel interference

Television receiver with doors for its display screen which doors contain loudspeakers

Digital TV detector responding to final-IF signal with vestigial sideband below full sideband in frequency

LIMBERG ALLEN LEROY

8VSB DTV signals with PCCC and subsequent trellis coding

Adaptive K-factor-improvement filter for receiver of radio signals subject to multipath distortion

SAMSUNG ELCTRONICS CO LTD

Digital television receiver with equalization performed on digital intermediate-frequency signals