Signal amplification apparatus, optical signal receiving apparatus, and method
AssigneeHuawei Technologies Co., Ltd.
InventorsHuafeng Lin, Yuanmou Li, Lixin Huang
Life of this patent
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Abstract
This application provides a signal amplification apparatus, an optical signal receiving apparatus, and a method, to meet high-performance time-division reception of 50GPON and GPON uplink signals, and implement a requirement for coexistence of 50GPON and GPON terminal devices on a same PON interface in a system. The apparatus includes a signal receiving unit, a channel selection unit, a first amplification and data recovery channel, and a second amplification and data recovery channel.
Claims20
A signal amplification apparatus, wherein the apparatus comprises a signal receiving unit, a channel selection unit, a first amplification and data recovery channel, and a second amplification and data recovery channel;
- the signal receiving unit is configured to receive a first signal, and output the first signal to the channel selection unit, wherein the first signal comprises a first-rate signal and a second-rate signal;
- the channel selection unit is configured to connect the signal receiving unit to at least one of the first amplification and data recovery channel and the second amplification and data recovery channel, and transmit the first signal to the at least one of the first amplification and data recovery channel and the second amplification and data recovery channel;
- the first amplification and data recovery channel is configured to perform amplification and data recovery on the first signal transmitted to the first amplification and data recovery channel;
- and
- the second amplification and data recovery channel is configured to perform amplification and data recovery on the first signal transmitted to the second amplification and data recovery channel.
An optical signal receiving apparatus, wherein the apparatus comprises an optical signal receiving and converting unit, a channel selection unit, a first amplification and data recovery channel, and a second amplification and data recovery channel;
- the optical signal receiving and converting unit is configured to receive a first optical signal, convert the first optical signal into a first electrical signal, and output the first electrical signal to the channel selection unit, wherein the first optical signal comprises a first-rate optical signal and a second-rate optical signal, the first-rate optical signal corresponds to a first-rate electrical signal, and the second-rate optical signal corresponds to a second-rate electrical signal;
- the channel selection unit is configured to connect the optical signal receiving and converting unit to at least one of the first amplification and data recovery channel and the second amplification and data recovery channel, and transmit the first electrical signal to the at least one of the first amplification and data recovery channel and the second amplification and data recovery channel;
- the first amplification and data recovery channel is configured to perform amplification and data recovery on the first electrical signal transmitted to the first amplification and data recovery channel;
- and
- the second amplification and data recovery channel is configured to perform amplification and data recovery on the first electrical signal transmitted to the second amplification and data recovery channel.
A chip, wherein the chip comprises a processor and an optical signal receiving apparatus, the optical signal receiving apparatus is configured to receive a first signal and transmit the first signal to the processor, and the processor is configured to:
- receive the first signal, wherein the first signal comprises a first-rate signal and a second-rate signal;
- transmit the first signal to at least one of a first amplification and data recovery channel and a second amplification and data recovery channel;
- perform amplification and data recovery on the first signal when the first signal is transmitted to the first amplification and data recovery channel;
- and
- perform amplification and data recovery on the first signal when the first signal is transmitted to the second amplification and data recovery channel.
Dependencies are inferred from the claim text.