Issued Patents All Time
Showing 126–150 of 220 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7340173 | Wavelength division multiplexing optical transmitter using Fabry-Perot laser | Dong-Jae Shin, Dae-Kwang Jung, Jea-Hyuck Lee, Jung-Kee Lee, Jeong-Seok Lee +1 more | 2008-03-04 |
| 7319707 | L-band light source | Sang-Ho Kim, Kwan-Woong Song | 2008-01-15 |
| 7319818 | Wavelength-division-multiplexed passive optical network using wavelength-locked optical transmitter | Jae-Hoon Lee, Yong-Gyoo Kim, Yun-Je Oh | 2008-01-15 |
| 7310481 | WDM-PON having bus structure | Sung-Bum Park, In-Kwon Kang | 2007-12-18 |
| 7295778 | Wavelength division multiplexed passive optical network system | Jea-Hyuck Lee, Yun-Je Oh, Dae-Kwang Jung | 2007-11-13 |
| 7289048 | Duo-binary encoder and optical duo-binary transmission apparatus using the same | Sung-Kee Kim, Han-Lim Lee | 2007-10-30 |
| 7283748 | Self-healing wavelength division multiplexing-passive optical network system | Dae-Kwang Jung, Yun-Je Oh | 2007-10-16 |
| 7280719 | Wideband optical module and PON using the same | Jae-Hoon Lee, Sung-Bum Park, Yun-Je Oh, Hyun-Soo Kim | 2007-10-09 |
| 7277646 | Duobinary optical transmitter | Hoon Kim | 2007-10-02 |
| 7277639 | Bi-directional optical add/drop multiplexer for WDM optical networks | Jong-Kwon Kim, Ki-Cheol Lee, Jun-Ho Koh | 2007-10-02 |
| 7271949 | Multi-wavelength light source and wavelength division multiplexing system using the same | Sang-Ho Kim | 2007-09-18 |
| 7269311 | Remote antenna unit and wavelength division multiplexing radio-over-fiber network | Yong-Gyoo Kim, Gyu-Woong Lee | 2007-09-11 |
| 7269352 | Wavelength division multiplexing light source apparatus using semiconductor optical amplifier | Dae-Kwang Jung, Yun-Je Oh | 2007-09-11 |
| 7266300 | BPSR optical transmission node | Sung-Kee Kim, Young-Hun Joo | 2007-09-04 |
| 7257330 | Duobinary optical transmission apparatus using a semiconductor optical amplifier | Gyu-Woong Lee, Sung-Kee Kim, Yun-Je Oh | 2007-08-14 |
| 7254340 | Apparatus and method for tracking optical wavelength in WDM passive optical network using loop-back light source | Dae-Kwang Jung, Yun-Je Oh | 2007-08-07 |
| 7254344 | Passive optical network using loop back of multi-wavelength light generated at central office | Jong-Kwon Kim, Yun-Je Oh | 2007-08-07 |
| 7236295 | Broadband light source | In-Kuk Yun, Jeong-Seok Lee, Seung-Woo Kim | 2007-06-26 |
| 7231149 | Bidirectional optical add-drop multiplexer | Sung-Bum Park, Yun-Je Oh | 2007-06-12 |
| 7228021 | Bidirectional optical add/drop multiplexer and wavelength division multiplexed ring network using the same | Dae-Kwang Jung, Yun-Je Oh | 2007-06-05 |
| 7224506 | Single side band modulation device | Sung-Kee Kim, Hoon Kim, Han-Lim Lee | 2007-05-29 |
| 7224519 | Low noise multi-wavelength light source and wavelength division multiplexing system using same | Hyun-Cheol Shin, Jeong-Seok Lee, Dae-Kwang Jung | 2007-05-29 |
| 7224907 | Duobinary optical transmission apparatus | Han-Lim Lee, Ji-Chai Jeong, Yong Hoon Kim, Yun-Je Oh | 2007-05-29 |
| 7215892 | Duobinary optical transmitter | Han-Lim Lee, Hee-Won Cheung, Yun-Je Oh, Ji-Chai Jeong, Byung-Chang Kang | 2007-05-08 |
| 7212691 | Polarization-shaped duobinary optical transmission apparatus | Hoon Kim | 2007-05-01 |