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HUAWEI MC509 CDMA LGA Module |
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Hardware Guide | Appendix B Acronyms and Abbreviations | |
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| Acronym or Abbreviation | Expansion |
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| PDU | protocol data unit |
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| RF | radio frequency |
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| RoHS | Restriction of the use of certain Hazardous |
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| RTC | |
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| UIM | User interface module |
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| TTL | |
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| TVS | transient voltage suppressor |
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| VSWR | voltage standing wave ratio |
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| ACLR | Adjacent channel leakage power radio |
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| AMPS | Advanced mobile phone system |
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| CDMA | |
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| DCCH | Dedicated control channel |
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| EACH | Enhanced access channel |
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| EVRC | Enhanced variable rate coder |
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| LNA | Low noise amplifier |
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| LPF | Lowpass filter |
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| NF | Noise figure |
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| PCM | Pulse coded modulation |
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| PCS | Personal communication system |
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| PLL | Phase lock loop |
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| RF | Radio frequncy |
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| Rx | Receive |
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| SCH | Supplemental channel |
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| SYNCH | Sync channel |
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| EVDO | Evolution data only |
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Issue 01 | Huawei Proprietary and Confidential | 86 | |
Copyright © Huawei Technologies Co., Ltd. | |||
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