4. Telephonic communications
  5. Special services
  6. Call diversion

Chia-Yuan Chen

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Feedback sampling control circuit for lamp driving system

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit
Reexamination Certificate

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Method for automatic call-transfer using a softphone

Telephonic communications – Special services – Call diversion
Reexamination Certificate

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Multi-lamp driving system

Electric lamp and discharge devices: systems – Plural load device systems
Reexamination Certificate

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Multi-lamp driving system

Electric lamp and discharge devices: systems – Pulsating or a.c. supply – Transformer in the supply circuit
Reexamination Certificate

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Network apparatus with secure IPSec mechanism and method for...

Information security – Access control or authentication
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2423814

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