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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
9 `- A4 J) g9 S% O$ } 1) Complete transceiver design of wireless communication at 5 GHz.
8 e! s% }5 A$ b 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
6 g5 b. \ f+ W1 \different country spectrum requirements.
, z: ^, s/ p& r5 t) j C& V 3) Dynamic frequency selection to resist interferences.
/ b1 s0 |1 R% x4 [: ]! t+ b) T0 j. K4) Close-loop power control to minimize power consumption and be a friendly neighbor to
2 ~* Q' _& S3 t5 x. Jother WLAN networks at 5 GHz.
' ]8 \9 ~+ X# a1 c/ R+ {& s/ n 5) Secure networking to assure privacy and content rights protection.
7 ~7 n: z; G9 R' c& {" o 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
M5 t9 M* }. E% |2 X4 N H.264 and VC-1 (WM-9).
; H4 D4 B8 F O/ M; S5 H$ K7) Supports point-to-point video connection with full QoS and point-to-multipoint video
6 u' s0 P( U! B% O5 V, J broadcasting.
) F4 f3 h9 c7 B 8) Configurable expansion I/O connector enabling easy integration with existing host
+ q6 e& w7 R. R) ?1 {/ psystems.
% {1 e3 c. A% Z+ o 9) HCI interface to the host CPU to enable flexible application development at the host level.
* ~& T7 K2 H9 Y' w) i! a l; y* l10) Transmission of IR control signals to the video source devices from the TV location.
* o" s+ ]$ A3 C7 i# r 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
" l# p7 W6 v9 O& j' i Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
/ {7 h3 V' ^8 R! A7 GWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
( }2 d# n% z* A8 U U 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
, q4 J. z, k3 o6 g2 d$ ]& u8 p# \ 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
2 u! X* ]/ c1 n# TMbps.
, ^: g& @6 j1 P2 j4 ?. m) h4 t3 System Security
+ v( c' `- L' Q; H" j& v( ~" @The communication is authenticated and the media stream is encrypted to assure for
9 u _) v/ R# g f) y0 N% `protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
5 I- a5 L# M6 [! a$ C ensures private communications between each pair of units. This also allow for coexistence of
) a' Z& g2 ?' x! _5 l+ x multiple pairs of simultaneous operations without cross talk.
' ~# D- t/ i) c. C5 Q6 i! C__________________________________________________________________________
# W( g2 P- t) F4 O- _ Gaffer_tam@163.com
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