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无线监控的福音——5G 无线数字传输模块介绍

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安防幼儿园学生

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发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
- I: E( Y8 ^, e1 p0 J 1) Complete transceiver design of wireless communication at 5 GHz.
: a9 @: i5 B2 S% m2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
2 c6 N k# }4 N1 r2 P4 m different country spectrum requirements.
) j A! M/ D2 w; b# y9 o 3) Dynamic frequency selection to resist interferences.
# {4 I( Z: q1 u% N D- O, |0 u 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
4 c% M. y* h' u) S1 S other WLAN networks at 5 GHz.
6 V! a. k( `4 B- n/ O5 {# H5) Secure networking to assure privacy and content rights protection.
5 u; @7 `+ D# ~# l4 Y+ O: Z6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
0 ^6 i5 ]0 e( x+ x H.264 and VC-1 (WM-9).
b' l; u4 q5 p, O0 E f7) Supports point-to-point video connection with full QoS and point-to-multipoint video
% S' s, r# ~0 ]6 ^ broadcasting.
. y8 k8 a/ ^5 `5 t6 o 8) Configurable expansion I/O connector enabling easy integration with existing host
8 T% @3 \% ~# o E( D3 \4 b# ysystems.
7 f! H/ }5 w$ Z) {1 u/ i0 w3 U 9) HCI interface to the host CPU to enable flexible application development at the host level.
; ] O( H/ y; {8 u' v10) Transmission of IR control signals to the video source devices from the TV location.
; h7 L" L% `9 |: {* \* [ 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
* N- y9 \/ m. G# \* a: | Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
6 r3 c" [) b5 p# V WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
, [, _" ]. X/ \5 A; B: zdifferent country spectrum requirements.
The system support data rates from 6 Mbps to 60 Mbps.
The system supports video bit rates from 3 Mbps to 45 Mbps.
Proprietary radio resource control with dynamic frequency selection (DFS) and close-loop
( O) h7 Y; h7 s R( K- jpower control (CLPC).
Overall video propagation delay of less than 30 ms.
Receive sensitivity is –86 dBm for video rate of 6 Mbps, and –78 dBm for video rate of 20
' D. A( v; D6 m& P! C7 ?$ BMbps.
- X" I1 l" x+ ~9 |5 H6 R" T 3 System Security
2 b. O2 F9 p! FThe communication is authenticated and the media stream is encrypted to assure for
7 f. v+ L. s/ K! [protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
; b/ p3 S6 ?2 p ensures private communications between each pair of units. This also allow for coexistence of
, E2 T0 Z& ^, | multiple pairs of simultaneous operations without cross talk.
) O7 V3 i9 c) q# Z+ n7 g__________________________________________________________________________
+ o/ W+ L( H a g4 y+ I# \2 l5 a' w+ u8 L, U Gaffer_tam@163.com
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