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DIGITAL AND ANALOG CO LTD

Overview
  • Total Patents
    15
About

DIGITAL AND ANALOG CO LTD has a total of 15 patent applications. Its first patent ever was published in 2000. It filed its patents most often in Republic of Korea, United States and Australia. Its main competitors in its focus markets basic communication technologies, audio-visual technology and telecommunications are WIMPENNY GERARD, NETCOM INC and SIGE SEMICONDUCTOR U S CORP.

Patent filings in countries

World map showing DIGITAL AND ANALOG CO LTDs patent filings in countries

Patent filings per year

Chart showing DIGITAL AND ANALOG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jung Jae Hun 8
#2 Cho Guk Chun 5
#3 Cho Goog-Chun 4
#4 Park Jong-Hu 3
#5 Cho Bo-Hyung 3
#6 Kim Chang-Gyun 3
#7 Jeong Jae-Hoon 3
#8 Lee Yeong Jae 1
#9 Cho Bo Hyeong 1
#10 Yang Jeong Gil 1

Latest patents

Publication Filing date Title
KR20080057000A Resistor attenuator by recursive method
KR20040096719A Class-D power amplifier providing for removing excessive response phenomenon in returning to steady state from abnormal state and method thereof
KR20040094180A Signal generating apparatus and signal generating method
KR20040081221A Apparatus for Reducing Quantization Error by Using Sigma-Delta Modulation in Case of Duty Ratio's Increase in PWM Modulator
KR20030036363A Digital graphic equalizer system and method of designing the system
KR20030066847A Digital pwm input d class amplifier by pwm negative feedback
KR20010083814A Apparatus for reducing noise in a class d amplifier
KR20010078432A Amplification apparatus for sticking at personal computer slot
KR20020039481A Audio output apparatus of digital amplifier
KR20000072376A Class d acoustic amplifier applied dual negative feedback