Inventor

KIM CHEON-SOO

KR54 patents

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

KIM CHEON-SOO

KOREA ELECTRONICS TELECOMM

Triple cascode power amplifier of inner parallel configuration with dynamic gate bias technique

Triple cascode power amplifier of inner parallel configuration with dynamic gate bias technique

Method for fabricating a inductor of low parasitic resistance and capacitance

Integrated inductor device and method for fabricating the same

Inductor devices using substrate biasing technique

Multi-metal coplanar waveguide

Method for forming an inductor devices using substrate biasing technique

Stacked variable inductor

RF active balun circuit for improving small-signal linearity

Apparatus for improving linearity of small signal

Device structure of RF LDMOS with trench type sinker

Multiplexer for controlling data output sequence and parallel-to-serial converter using the same

Transformer for varying inductance value

Method of acquiring low distortion and high linear characteristic in triode-typed transconductor

Method of making a HF LDMOS structure with a trench type sinker

MOS transistor embedded inductor device using multi-layer metallization technology

Method for fabricating BiCMOS device

Digital phase-locked loop

Digital lock detector and frequency synthesizer using the same

Wideband low-noise amplifier

Variable capacitor circuit having linear capacitance variation and voltage controlled oscillator using the same

LC quadrature VCO having startup circuit

Wireless transceiving apparatus for variability of signal processing band

Frequency calibration loop circuit

Nauta operational transconductance amplifier

KIM CHEON SOO

Radar apparatus supporting short and long range radar operation

Pre-treatment apparatus

Composite material tape for lithium secondary battery and lithium secondary battery using the same

Secondary battery

Secondary battery

Rechargeable lithium battery

Secondary battery

ELECTRONICS & TELECOMMUNICATIONS RES INST

Method and device for calibrating IQ imbalance and DC offset of RF tranceiver

Digital phase locked loop and method of driving the same

Bandpass filter providing wide gain control range

Pulse radar apparatus

Phase locked loop for reducing fractional spur noise

Transmitter for carrier aggregation

Reconfigurable power amplifier capable of selecting wide band frequency and method for selecting wide band frequency

KIM CHEON-SOO

Pre-treatment apparatus

Electrode assembly and secondary battery using the same

Cap assembly and secondary battery having the same

Battery pack with reinforcing member

SAMSUNG SDI CO LTD

Case of secondary battery

Electrolyte for rechargeable lithium battery and rechargeable lithium battery

Electrolyte for lithium ion rechargeable battery and lithium ion rechargeable battery comprising the same

LEE YOUNG JAE

Differential VCO and quadrature VCO using center-tapped cross-coupling of transformer

Hybrid balun apparatus

PARK PIL JAE

Radar apparatus

ELECTRONICS AND TELECOMM RESARCH INSTITTUTE

Frequency synthesizer including a digital lock detector