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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
: e! Z" x5 v. Y2 I& J& S0 l 1) Complete transceiver design of wireless communication at 5 GHz.
- [. o4 e i( `1 x, z4 A$ J2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
5 Q( D' p$ T+ Q: r2 b E different country spectrum requirements.
$ T: N+ l. P% z2 n! S3) Dynamic frequency selection to resist interferences.
1 ?. `. i+ @8 Q$ H4) Close-loop power control to minimize power consumption and be a friendly neighbor to
2 C. Z! ~' {; L# [3 x# e2 s/ ^other WLAN networks at 5 GHz.
( I2 o" w$ R8 s& o' {% ?5) Secure networking to assure privacy and content rights protection.
. W- S% C+ g& x' C5 k0 `$ m 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
% [" ~& }/ ]- e6 ?0 ZH.264 and VC-1 (WM-9).
; q0 t: P1 F# k7 E 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
3 {: O' k. k) x broadcasting.
0 O) y. Z b4 E6 |- K8) Configurable expansion I/O connector enabling easy integration with existing host
' ?1 r0 d8 u7 Y5 `: q) w& C6 Hsystems.
6 z0 ?6 x ], S, Q. x 9) HCI interface to the host CPU to enable flexible application development at the host level.
% \% f, Q: {$ z9 _ 10) Transmission of IR control signals to the video source devices from the TV location.
, W! v& O/ x4 Z' Z# s* I& h, D5 Y' _ 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
9 x) w3 q, q* K0 h. ~ Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
; L- ]5 d3 P6 y0 c7 p8 W WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
1 d$ B4 j" S1 K8 y 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
; S" d+ ~4 A- [; h# T 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
* G+ O! P! y1 K3 e; | Mbps.
2 j+ V: I- a. ?$ q# B& v4 @3 c 3 System Security
0 \) |6 Y5 E6 a. V" U4 _ The communication is authenticated and the media stream is encrypted to assure for
/ x& i8 t7 o9 ~6 J+ `( s* o protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
: b" p8 _+ W- X) ] C% y. wensures private communications between each pair of units. This also allow for coexistence of
7 s9 H! P9 J: p, v9 j% t6 l. R multiple pairs of simultaneous operations without cross talk.
) |# _, e0 P9 F- K__________________________________________________________________________
% X; i! C( F: T+ v/ D Gaffer_tam@163.com
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