PX8700
LG Electronics Inc.
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Forward Traffic Channel.
A code channel used to transport user and signaling traffic from the base station to
the mobile station.
A basic timing interval in the system. For the Access Channel, Paging Channel, and Traffic Channel, a frame is
20 ms long. For the Sync Channel, a frame is 26.666…ms long.
Frame Category.
A classification of a received Traffic Channel frame based upon transmission data rate, the
Frame contents (primary traffic, secondary traffic, or signaling traffic), and whether there are detected error in
the frame.
Frame Offset
. A time skewing of Traffic Channel frames from System Time in integer multiples of 1.25 ms.
The maximum frame offset is 18..75 ms..
Frame Quality Indicator.
The CRC check applied to 9600 bps and 4800 bps Traffic Channel frames.
Global Positioning System (GPS).
A US government satellite system that provides location and time
Information to users. See Navstar GPS Space segment / Navigation User interfaces ICD-GPS-200 for
Specifications.
Half Frame.
A 10 ms interval on the paging Channel. Two half frames comprise a frame, the first half frame
begins at the same time as the frame.
Handoff.
The of transferring communication whth a station mobile station from one base station to another.
Hard Handoff.
A handoff characterized by a temporary disconnection of the Traffic Channel. Hard handoffs
Occur when the mobile station is transferred between disjoint Active Sets, the CDMA frequency assignment
changes, the frame offset changes, or the mobile station is directed from a CDMA Traffic Channel to an analog
voice channel, See also Soft Handoff.
Hash Function.
A function used by the mobile station to select one out of N available resource. The hash
function distributes the available resources uniformly among a random sample of mobile stations.
HLR.
See Home Location Register.
Home Location Register (HLR).
The location register to which a MIN is assigned for record purposes such as
subscriber information.
Home System.
The Cellular system in which the mobile station subscribes for service.
Idle Handoff
. The act of transferring reception of the Paging Channel from one bass station to another, when
the mobile station is in the
Mobile Station Idle State.
Implicit Registration.
A registrationachieved by a successful transmission of an origination or page response
on the Access Channel.
Interleaving.
The process of permuting a sequence of symbols.
kHz
. Kilohertz (10
3
Hertz).
ksps.
Kilo-symbols per second (10
3
symbols per second).
Layer 1
. See Physical Layer.
Layer 2
. Layer 2 provides for the correct transmission and reception of signaling messages, including partial
Содержание PX8700
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Страница 42: ...PX8700 LG Electronics Inc 42 Circuit Diagram Waveform SBCK0 SBCK0 SBST0 SBDT0 Graph 4 1 1 c Graph 4 1 1 d ...
Страница 44: ...PX8700 LG Electronics Inc 44 Waveform Graph 4 1 1 e Graph 4 1 1 f U103 Pin U104 Pin DP101 Pin 3 Graph 4 1 1 g ...
Страница 45: ...PX8700 LG Electronics Inc 45 Circuit ...
Страница 47: ...PX8700 LG Electronics Inc 47 Graph 4 1 1 i Graph 4 1 1 h RX0_QP RX0_IP RX0_IM Circuit Waveform RX0_QM ...
Страница 51: ...PX8700 LG Electronics Inc 51 Circuit Diagram ...
Страница 53: ...PX8700 LG Electronics Inc 53 Circuit Diagram Waveform SBCK0 SBCK0 SBST0 SBDT0 Graph 4 1 2 c Graph 4 1 2 d ...
Страница 55: ...PX8700 LG Electronics Inc 55 Waveform Graph 4 1 2 e Graph 4 1 2 f U103 Pin U104 Pin Graph 4 1 2 g DP101 Pin ...
Страница 56: ...PX8700 LG Electronics Inc 56 Circuit ...
Страница 58: ...PX8700 LG Electronics Inc 58 Graph 4 1 2 i Graph 4 1 2 h RX0_QP RX0_IP RX0_IM Circuit Waveform RX0_QM ...
Страница 62: ...PX8700 LG Electronics Inc 62 Circuit Diagram RFT6150 PMIC 2 9V_TX 2 6V_MSMP2 circuit ...
Страница 70: ...PX8700 LG Electronics Inc 70 RF_IN Graph 4 2 1 6 RF_OUT Circuit Diagram Waveform ...
Страница 84: ...PX8700 LG Electronics Inc 84 Graph 4 2 2 5 RF_OUT RF_IN Waveform Circuit Diagram ...
Страница 90: ...4 3 1 2 Charging Trouble Circuit Diagram Test Points V_BATT Pin1 CON401 U402 ...
Страница 96: ...4 3 4 Audio 4 3 4 1 Speaker Trouble Test Points Circuit Diagram C113 U106 R144 U103 C112 C110 L103 ...
Страница 98: ...4 3 4 2 Receiver Trouble Test Points Circuit Diagram R314 U305 R315 C338 ...
Страница 100: ...4 3 4 4 Headset Trouble Circuit Diagram Test Points CON402 R405 R416 R415 C116 C115 ...
Страница 103: ...4 3 4 3 Mic Trouble Circuit Diagram Test Points R126 M101 ...
Страница 108: ...4 3 6 2 Micro SD Detect Circuit Diagram PMIC Test Points CON105 C140 C141 C138 C136 C313 C142 C139 C137 U302 ...
Страница 110: ...4 3 6 3 USB Interface Circuit Diagram U201 MSM6550 U302 Test Points R307 X202 R306 L302 C314 ...
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Страница 147: ...D 1 Accessories 0 1 1 14 0 11 4 1 2 2 1 1 11 4 31 11 1 1 0 1 1 ...