Invention Grant
US07519349B2 Transceiver development in VHF/UHF/GSM/GPS/bluetooth/cordless telephones
有权
VHF / UHF / GSM / GPS /蓝牙/无绳电话中的收发器开发
- Patent Title: Transceiver development in VHF/UHF/GSM/GPS/bluetooth/cordless telephones
- Patent Title (中): VHF / UHF / GSM / GPS /蓝牙/无绳电话中的收发器开发
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Application No.: US11357472Application Date: 2006-02-17
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Publication No.: US07519349B2Publication Date: 2009-04-14
- Inventor: Guruswami Sridharan
- Applicant: Guruswami Sridharan
- Applicant Address: US CA Poway
- Assignee: ORCA Systems, Inc.
- Current Assignee: ORCA Systems, Inc.
- Current Assignee Address: US CA Poway
- Agency: Foley & Lardner LLP
- Main IPC: H04B1/10
- IPC: H04B1/10
Abstract:
A digital communication circuit can be implemented can be implemented in a CMOS, or other IC structure. The digital circuit can utilize negative frequency removers or image frequency removers in the digital domain. The circuit can include mixers, switches, a complex filter, a low noise amplifier and summers. The image frequency can be removed digitally.
Public/Granted literature
- US20070197183A1 Transceiver development in VHF/UHF/GSM/GPS/bluetooth/cordless telephones Public/Granted day:2007-08-23
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