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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
& h# m7 L) h' R6 ? 1) Complete transceiver design of wireless communication at 5 GHz.
) a; @+ v3 k0 q1 b2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
5 w8 t2 ]9 z8 z! ]. w$ M( x. Mdifferent country spectrum requirements.
; T# {* [5 @, `+ Q1 h h% w! A4 N 3) Dynamic frequency selection to resist interferences.
1 O$ V! \7 l. a0 T 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
0 O7 M. N3 Z3 r" K6 o6 P6 tother WLAN networks at 5 GHz.
5 {* g2 y: C; K* T5) Secure networking to assure privacy and content rights protection.
& ^/ A; V! a3 V) n* R6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
' X$ @ j4 e7 ~) I' ~. D vH.264 and VC-1 (WM-9).
, ?/ P0 h# t: ~8 m3 W7 V 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
7 z8 v( | V+ J$ Q7 C broadcasting.
7 f, q0 l* S$ A3 e& q& ` 8) Configurable expansion I/O connector enabling easy integration with existing host
/ X- \8 v2 ~7 L- C- g9 k systems.
8 @, k. v# B1 `9) HCI interface to the host CPU to enable flexible application development at the host level.
5 N, E h5 I, |4 t 10) Transmission of IR control signals to the video source devices from the TV location.
, a: U# f. F+ V) A) n 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
2 P& w4 Z4 k- [Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
+ Q: Z8 g' ^8 Q+ X' cWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
v l# }3 u% a6 D6 Gdifferent 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
, t$ S+ N) l+ u power 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
, h, C7 `; g6 o3 C: V+ } Mbps.
$ P! x9 ~- i: d9 x! @4 }3 System Security
) M+ x# a$ @! C: c The communication is authenticated and the media stream is encrypted to assure for
( { U! ]% z% P2 z0 ~9 f) Aprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
$ X8 C( E$ S7 y/ i. j* vensures private communications between each pair of units. This also allow for coexistence of
3 [' |0 J# Y7 u) B- s multiple pairs of simultaneous operations without cross talk.
/ o0 z/ R$ M T__________________________________________________________________________
4 j3 b( ~. K, z" R Gaffer_tam@163.com
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