Invention Grant
US08937900B2 Enhancing pilot channel transmission in TD-SCDMA multicarrier systems using secondary carrier frequencies
有权
使用二次载频改善TD-SCDMA多载波系统中的导频信道传输
- Patent Title: Enhancing pilot channel transmission in TD-SCDMA multicarrier systems using secondary carrier frequencies
- Patent Title (中): 使用二次载频改善TD-SCDMA多载波系统中的导频信道传输
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Application No.: US12964487Application Date: 2010-12-09
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Publication No.: US08937900B2Publication Date: 2015-01-20
- Inventor: Tom Chin , Guangming Shi , Kuo-Chun Lee
- Applicant: Tom Chin , Guangming Shi , Kuo-Chun Lee
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agent Kristine U. Ekwueme
- Main IPC: H04B7/204
- IPC: H04B7/204 ; C07D401/06 ; H04L5/00 ; H04W4/00

Abstract:
Wireless communication in a multicarrier radio access network, such as a (TD-SCDMA) network, may be implemented where a user equipment (UE) maintains communication over various carrier frequencies in the multicarrier network. The UE will receive a downlink pilot channel transmitted on every subframe on a primary carrier frequency. The UE will also receive a downlink pilot channel transmitted on less than every subframe on a secondary carrier frequency The downlink pilot channel is sent in subframes on the secondary carrier frequencies using a particular period and offset to reduce or minimize interference.
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