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EPO Patents = 3

Forward Citations = 27

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3 inventors (with patents filed for the assignee):

Chi Fung Lok (9 out of 11 patents)

Zhi Jun Li (3 out of 3 patents)

Xiaoyong He (3 out of 3 patents)

9 patents: Sort by Forward Citations

1. 12231138 - Analog-to-digital converter (ADC) with reference ADC path receiving attenuated input to generate error codes for second and third harmonics by counting negative and positive codes (2025-02-18),

2. 11855651 - Discrete-time offset correction circuit embedded in a residue amplifier in a pipelined analog-to-digital converter (ADC) (2023-12-26),

3. 11757459 - Cascode Class-A differential reference buffer using source followers for a multi-channel interleaved Analog-to-Digital Converter (ADC) (2023-09-12),

4. 11750160 - Gain-boosted class-AB differential residue amplifier in a pipelined Analog-to-Digital Converter (ADC) using switched-capacitor common-mode feedback to eliminate tail current sources (2023-09-05),

5. 11646747 - Multi-channel interleaved analog-to-digital converter (ADC) using overlapping multi-phase clocks with SAR-searched input-clock delay adjustments and background offset and gain correction (2023-05-09),

6. 11641210 - Matrix processor generating SAR-searched input delay adjustments to calibrate timing skews in a multi-channel interleaved analog-to-digital converter (ADC) (2023-05-02),

7. 11632121 - Calibration of timing skews in a multi-channel interleaved analog- to-digital converter (ADC) by auto-correlation of muxed-together channels in binary output tree (2023-04-18),

8. 11146282 - Calibration of residual errors using least-mean-squares (LMS) and stochastic-gradient methods for an analog-to-digital converter (ADC) with a pre-calibrated lookup table (2021-10-12),

9. 10483995 - Calibration of radix errors using Least-Significant-Bit (LSB) averaging in a Successive-Approximation Register Analog-Digital Converter (SAR-ADC) during a fully self-calibrating routine (2019-11-19),

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Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

9 Patents

#348 in Hong Kong

#2,733 in China

Hong Kong, China

Caelus Technologies Limited

Forward Citations = 27

3 inventors:

Chi Fung Lok (9 out of 11 patents)

Zhi Jun Li (3 out of 3 patents)

Xiaoyong He (3 out of 3 patents)

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