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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
( t0 V# u# s8 Y1 ?1 E8 T1) Complete transceiver design of wireless communication at 5 GHz.
$ R- E( o. f4 u$ V& p7 @ @ g 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
0 F6 I' V; x% }; _( o" x0 L [ different country spectrum requirements.
7 s7 X5 d1 @5 @5 W! n9 ?3) Dynamic frequency selection to resist interferences.
) M. |) o0 V# b9 { 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
' d9 o$ g+ B, e' b* x other WLAN networks at 5 GHz.
2 K1 ] j2 u' Q! ] 5) Secure networking to assure privacy and content rights protection.
8 P, B$ t5 p/ e2 S0 M 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
) K7 R: i' W7 N* tH.264 and VC-1 (WM-9).
' _! a$ |- k% f 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
( K% _+ O( q: P. F0 Y5 Bbroadcasting.
1 b0 D$ l4 z; d s1 t. [4 P, ^8) Configurable expansion I/O connector enabling easy integration with existing host
! F* P+ I3 b. D1 Z4 k! asystems.
* e& M+ Z6 B8 @5 A- `& G- b \3 i- } 9) HCI interface to the host CPU to enable flexible application development at the host level.
8 |: ?7 H& u- Y! F10) Transmission of IR control signals to the video source devices from the TV location.
9 [- b5 |7 t2 l9 g 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
5 |$ w0 ~$ ?5 T4 a q# g9 T Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
! e8 J5 [) m l' y7 `" pWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
- B& }& W+ s% K# \8 Y* G different 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
% {4 A* h! K# M$ X0 |8 fpower 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
2 i ? M4 ?+ E' y x Mbps.
4 l0 f. U- l4 P9 g# H2 d3 System Security
8 w) q6 z8 D3 E4 Q8 W/ P1 u0 `The communication is authenticated and the media stream is encrypted to assure for
6 [3 G; X: N7 k) h$ ]" H protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
7 X1 k# e# `& N2 w4 J/ s" I ensures private communications between each pair of units. This also allow for coexistence of
: x! g+ c, p# c9 k8 k& |multiple pairs of simultaneous operations without cross talk.
/ I) E0 Y! H3 m. X- W: `__________________________________________________________________________
8 [$ J" Z6 j) e! D/ w# x- i$ y Gaffer_tam@163.com
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