Zang; Joanna Qun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zang; Joanna Qun.The latest application filed is for "downstream channel change technique implemented in an access network".
- Zang; Joanna Qun - San Jose CA
| Patent | Date |
|---|---|
| Method for a cable modem to rapidly switch to a backup CMTS Grant RE44,661 - Daruwalla , et al. December 24, 2 | 2013-12-24 |
| Downstream channel change technique implemented in an access network Grant 7,672,230 - Chapman , et al. March 2, 2 | 2010-03-02 |
| Downstream channel change technique implemented in an access network Grant 7,656,890 - Chapman , et al. February 2, 2 | 2010-02-02 |
| Downstream channel change technique implemented in an access network App 20060262722 - Chapman; John T. ; et al. | 2006-11-23 |
| Downstream channel change technique implemented in an access network App 20060251097 - Chapman; John T. ; et al. | 2006-11-09 |
| Downstream channel change technique implemented in an access network Grant 7,113,484 - Chapman , et al. September 26, 2 | 2006-09-26 |
| Cable network redundancy architecture Grant 7,068,712 - Zang , et al. June 27, 2 | 2006-06-27 |
| Method for a cable modem to rapidly switch to a backup CMTS Grant 7,058,007 - Daruwalla , et al. June 6, 2 | 2006-06-06 |
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